CN113022017A

CN113022017A - Packaging carton cutting device convenient for adjusting size of similar circle diameter

Info

Publication number: CN113022017A
Application number: CN202110222134.8A
Authority: CN
Inventors: 彭娖
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-28
Filing date: 2021-02-28
Publication date: 2021-06-25

Abstract

The invention relates to the technical field of carton cutting devices, and discloses a packaging carton cutting device convenient for adjusting the size of a similar circle diameter. According to the device for cutting the packaging paper boxes convenient to adjust the size of the similar circle diameter, the rotation plate rotates to drive the rotation seat to rotate, the thread sleeve A drives the stroke rod to do reciprocating left-right direction and front-back direction synchronous motion on the top of the workbench through the linkage plate, the cutter is driven to do regular circular cutting motion on the paper boxes through the motion of the stroke rod, the motion amplitude of the stroke rod is adjusted through rotating the threaded rod A, the corresponding adjustment on the size of the regular circular cutting diameter is realized, and the device realizes that the paper boxes are cut into circles with different diameters.

Description

Packaging carton cutting device convenient for adjusting size of similar circle diameter

Technical Field

The invention relates to the technical field of carton cutting devices, in particular to a packaging carton cutting device convenient for adjusting the diameter of a similar circle.

Background

The food packaging paper boxes are different in shape, food is packaged by adopting a round-like shape, and the round-like paper boxes are deeply loved by consumers. The cutting of the circular-like food packaging carton in the prior art is generally complicated, and the cartons of different shapes and different types are separately produced and processed, the production cost and the production expenditure of enterprises are additionally increased, in addition, the diameters and the radius sizes of the circular-like shape cartons are generally fixed, the reason is that the prior art generally drives the turntable through a motor, the turntable drives the cutter to rotationally cut the cartons, therefore, when the diameter size of the carton needs to be adjusted in the prior art, the cutter needs to be adjusted, the stability of the cutter directly influences the integrity and the quality of the carton cutting, and therefore the production quality of the packaging carton can be influenced by adjusting the cutter every time, and the diameter of the carton is inconvenient to adjust. Therefore, in view of the above problems, it is desirable to provide a cutting device for a packaging carton, which is convenient for adjusting the size of the quasi-circle diameter.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a packaging paper box cutting device which is convenient for adjusting the size of a similar circle.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a packaging paper box cutting device convenient for adjusting the size of a round diameter comprises a workbench, a cutter and a limiting seat, wherein the workbench is a rectangular table body, a servo motor is fixedly arranged on the right side of the bottom of the workbench, the output end of the servo motor penetrates through the wall surface of the bottom of the right side of the workbench through a bearing, the output end of the servo motor is positioned above the wall surface of the top of the right side of the workbench, the output end of the servo motor is fixedly connected with a rotating plate, a hollow rotating seat is fixedly arranged at the top of the rotating plate, the rotating seat is a rectangular body, a threaded rod A is arranged in a cavity of the rotating seat, threads of the threaded rod A penetrate through the left side wall surface and the right side wall surface of the rotating seat, the outer wall of the threaded rod A is in threaded connection with a threaded sleeve A, the threaded sleeve A is positioned in the cavity of the rotating seat, guide rods, the guide rod is clamped in a limiting groove of the front and rear inner walls of the rotating seat, a Z-shaped indicating plate is fixedly arranged at the bottom of the front outer wall of the threaded sleeve A, a through groove corresponding to the position of the indicating plate is formed in the bottom of the front outer wall of the rotating seat, the bottom of the indicating plate extends out of the outer side of the front side wall surface of the rotating seat through the through groove, scales corresponding to the position of the indicating plate are formed in the wall surface of the top of the rotating plate, the limiting seat is a hollow cuboid with hollow left and right ends, the limiting seat is fixedly arranged at the central position of the top of the workbench, two groups of symmetrical longitudinal rods are fixedly arranged on the front and rear inner walls of the inner bottom of the cavity of the limiting seat, the two longitudinal rods are arranged in the horizontal direction, a stroke sleeve is movably sleeved on the two longitudinal rods and is in a T-shaped cuboid, a through groove horizontally penetrating through the two longitudinal rods is formed in the front and rear directions of the bottom, the right-hand member fixedly connected with linkage plate of two stroke poles, the bottom movable mounting of linkage plate has activity ball A, activity ball A's bottom fixed mounting is put the department at thread bush A's top central point, the left end fixedly connected with connecting plate of two stroke poles, the bottom fixed mounting of connecting plate has solid fixed ring, gu fixed ring is hollow cyclic annular, and the bottom fixed mounting of connecting plate is on solid fixed ring's right side top wall, the cutter sets up in the connecting plate intracavity, the toper bottom of cutter is vertical down, the carton groove has been seted up to workstation top left side wall, and the toper bottom of cutter is towards the carton groove intracavity.

Preferably, be provided with coupling mechanism between the outer wall of cutter and the solid fixed ring inner wall, coupling mechanism includes sliding sleeve and threaded rod B, sliding sleeve and threaded rod B's quantity is six, six sets of displacement grooves that are annular array distribution are seted up to the outer wall of cutter, six sets of equal fixed mounting in displacement groove intracavity have the displacement pole, six sliding sleeves move about respectively and cup joint on the displacement pole outer wall that corresponds, six threaded rod B are the both sides wall face that solid fixed ring horizontal direction was run through to the screw thread respectively, six threaded rod B's one end all is located solid fixed ring intracavity, and six threaded rod B correspond with the sliding sleeve that corresponds each other respectively, one side wall fixed mounting that the sliding sleeve is close to threaded rod B has locating piece A, the one end that threaded rod B is located solid fixed ring intracavity is provided with locating piece B.

Preferably, the positioning block B is movably mounted on a side wall surface of the threaded rod B close to the positioning block a, a swing ball is fixedly mounted on a side wall surface of the positioning block B close to the threaded rod B, a swing groove in an inward concave state is formed in a side wall surface of the threaded rod B close to the positioning block a, and the swing ball is movably mounted on an inner wall of the swing groove.

Preferably, the equal fixed mounting in both ends that the lifter is close to locating piece A and locating piece B has the limiting plate, all set up the spacing groove with the mutual block of limiting plate on the lateral wall that locating piece A and locating piece B are close to each other, the limiting plate difference activity block at lifter both ends is at the spacing inslot of locating piece A and locating piece B, the equal fixed mounting in two spacing inslots has extrusion spring, and two extrusion springs all are located a lateral wall that the lifter was kept away from in the spacing inslot, equal fixed mounting has annular permanent magnet on the lateral wall that locating piece A and locating piece B are close to each other, permanent magnet on the locating piece A wall is the same with the permanent magnet magnetic pole on the locating piece B wall.

Preferably, be provided with stop gear on the bottom wall of stroke cover left side, stop gear includes the stripper plate, the connecting rod, threaded rod C, sliding sleeve and fixed plate, the stripper plate is the rectangle, the quantity of threaded rod C and sliding sleeve is two, the state fixed mounting that two threaded rod C aligned about being is on the left side bottom wall of stroke cover, two sliding sleeve activity respectively cup joint on two upper and lower threaded rod C's left side outer wall, fixed plate fixed mounting is between two upper and lower sliding sleeve, two threaded rod C's the equal threaded connection in left side outer wall has the nut, the connecting rod horizontal direction is the zigzag, the left end position of connecting rod is lower, the right-hand member position of connecting rod is higher, stripper plate fixed mounting is on the left end wall of connecting rod, and the position of stripper plate and cutter corresponds each other, the right-hand member setting of connecting rod is.

Preferably, the swing hole has been seted up on the middle part wall of fixed plate, and the right-hand member of connecting rod runs through the swing hole, and the right-hand member of connecting rod is located the right side of fixed plate wall, and fixed mounting has two sets of locating levers on swinging vestibule direction front and back, and the connecting rod is located and has seted up the swing groove that corresponds each other with two locating lever positions on swinging the wall around the vestibule, and the diameter of swing groove inner wall is the triple of locating lever outer wall diameter, has all cup jointed swing spring on the outer wall around two locating levers.

Preferably, fixed mounting has the baffle on the right-hand member wall of connecting rod, be provided with the telescopic link between baffle and the stroke cover left side wall, spacing spring has been cup jointed to the outer wall of telescopic link, the left end fixed mounting of telescopic link is on the right side wall of baffle, the right-hand member fixedly connected with thread bush C of telescopic link, set up the constant head tank that corresponds each other with thread bush C position on the left side wall of stroke cover, threaded connection threaded rod D on the front and back direction is in the constant head tank intracavity, and thread bush C threaded connection is on threaded rod D's outer wall, equal fixed mounting has locating piece C on thread bush C's the upper and lower both sides wall, the groove that corresponds the block with locating piece C is all seted up to.

Preferably, the left side wall surface of the top of the workbench is provided with a synchronizing mechanism, the synchronizing mechanism comprises a synchronizing plate and a threaded rod E, the left side wall surface of the top of the workbench is provided with a synchronizing groove, the right end of the threaded rod E is movably arranged on the right side wall surface in a synchronizing groove cavity through a bearing, the outer wall of the left end of the threaded rod E movably penetrates through the left side wall surface in the synchronizing groove cavity through a sleeve bearing, the left end of the threaded rod E is positioned on the outer side of the left side wall surface of the workbench, the outer wall of the threaded rod E is connected with a threaded sleeve E in a threaded manner, and the threaded sleeve E is positioned in the cavity of the synchronous groove, the front side and the rear side of the outer wall at the bottom of the threaded sleeve E are both fixedly provided with positioning blocks E, the front inner wall and the rear inner wall in the cavity of the synchronous groove are both provided with stroke grooves which are mutually clamped with the positioning blocks E, the synchronous plate is fixedly arranged on the top wall surface of the threaded sleeve E, the right side wall surface of the synchronous plate is fixedly provided with a limiting mechanism, and the limiting mechanism on the left side wall surface of the travel sleeve and the limiting mechanism on the right side wall of the synchronizing mechanism are mutually symmetrical.

Preferably, the extrusion plate is arc-shaped, and one side of the extrusion plate close to the outer wall of the cutter is in an arc-shaped convex state.

Preferably, the extrusion plate is M-shaped, two protruding ends of the extrusion plate face one side of the outer wall of the cutter, and two protruding surfaces of the extrusion plate are both arc-shaped.

(III) advantageous effects

Compared with the prior art, the invention provides the packaging paper box cutting device convenient for adjusting the similar circle diameter, which has the following beneficial effects:

1. according to the cutting device for the packaging paper boxes convenient to adjust the size of the round diameter, the rotation plate rotates to drive the rotation seat to rotate, the rotation seat rotates to drive the threaded sleeve A in the cavity of the rotation seat to rotate, the threaded sleeve A drives the stroke rod to do reciprocating left and right directions and front and back directions synchronous motion on the top of the workbench through the linkage plate, and finally the cutter is driven to do regular circular cutting motion on the paper boxes through the motion of the stroke rod, so that the circular cutting of the packaging paper boxes is realized.

2. According to the cutting device for the packaging paper boxes convenient to adjust the size of the similar circle diameter, the position of the thread sleeve A in the rotating seat cavity can be adjusted by rotating the threaded rod A, the motion amplitude of the stroke rod is adjusted, and the cutting diameter of the regular circle can be correspondingly adjusted.

3. According to the packaging paper box cutting device convenient for adjusting the size of the similar circle diameter, the indicating plate and the scales are arranged, when the radius of the cut circular paper box is adjusted by rotating the threaded rod A, the moving position of the threaded sleeve A in the rotating seat cavity is changed to drive the indicating plate to change correspondingly, and the indicating end of the indicating plate is synchronously changed on the scales, so that a worker can conveniently and accurately select the radius of the cut circular paper box, and the cutting efficiency of the packaging paper box is further improved.

4. This conveniently adjust packing carton cutting device of class circle diameter size, when the stroke pole passes through the connecting plate and when solid fixed ring drives the cutter and does the cutting motion of circumference shape on packing carton, when cutter outer wall and stripper plate produced the extrusion motion of contact, the stripper plate has then played the effect that stops the sliding sleeve motion, the sliding sleeve is then through the extrusion shrinkage and the extrusion skew of locating piece B to the stripper plate, realized that the sliding sleeve squints toward stripper plate extruded one side, the sliding sleeve receives the extrusion offset back, then realize carrying out sharp cutting to the carton of cutting when this, thereby the shape to packing carton cutting has been changed, the shape of packing carton at this moment is convex circle, the selection on the packing carton cutting shape has been increased, the cutting efficiency of packing carton has further been improved.

5. According to the packaging carton cutting device convenient for adjusting the size of the similar circle diameter, the limit position of the sliding sleeve is adjusted by rotating the adjusting nut on the threaded rod C, so that the contact position of the extrusion plate and the cutter can be adjusted through the connecting rod, the linear cutting length of the carton can be adjusted, and the cutting efficiency of the packaging carton is further improved.

6. This conveniently adjust packing carton cutting device of class circle diameter size, through setting up lazytongs and stop gear, the extrusion formula contact of both sides is carried out with the cutter of circular motion through the stripper plate of two sets of mutual symmetries, then realize the sharp cutting of the left and right sides of cutting carton carrying on this moment, thereby the shape to the packing carton cutting has been changed, the shape of packing carton at this moment is the bellied state of arc for both sides around the middle part, the left and right sides is sharp cutting plane, the selection on the packing carton cutting shape has further been increased, the cutting efficiency of packing carton has further been improved.

7. This convenient packing carton cutting device of adjusting type circle diameter size is close to cutter outer wall one side through setting up the stripper plate and is the bellied state of arc, then cutter and stripper plate carry out the cutting of laminating extrusion formula this moment, then the cutter carries out curved cutting along the outer wall of stripper plate this moment, then realizes that the packing carton cutting is similar C's shape, has further increased the selection on the packing carton cutting shape, has further improved packing carton's cutting efficiency.

8. This conveniently adjust packing carton cutting device of class circle diameter size is M shape through setting up the stripper plate, and then twice curved cutting is done along two arc protruding faces of stripper plate to the cutter this moment, and then the personally submits M shape of cutting, has further increased the selection on the packing carton cutting shape, has further improved packing carton's cutting efficiency.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view of the invention at B of FIG. 1;

FIG. 4 is an enlarged view of the invention at C of FIG. 3;

FIG. 5 is an enlarged view taken at D of FIG. 1 in accordance with the present invention;

FIG. 6 is an enlarged view of FIG. 5 at E in accordance with the present invention;

FIG. 7 is an enlarged view of the invention at F of FIG. 5;

FIG. 8 is an enlarged view of FIG. 1 taken at G in accordance with the present invention;

FIG. 9 is a top view of the present invention;

FIG. 10 is an enlarged view taken at H in FIG. 9 in accordance with the present invention;

FIG. 11 is an enlarged view taken at M of FIG. 9 in accordance with the present invention;

FIG. 12 is a schematic view of a threaded sleeve A according to the present invention;

FIG. 13 is a partial cross-sectional view of a fixation plate of the present invention;

FIG. 14 is a schematic view of a travel sleeve configuration according to the present invention;

FIG. 15 is a schematic view of the construction of the squeeze plate of the present invention;

FIG. 16 is a schematic view of the construction of the squeeze plate of the present invention;

FIG. 17 is a schematic view of the construction of the squeeze plate of the present invention;

FIG. 18 is a schematic view of the cut carton shape of the present invention;

FIG. 19 is a schematic view of the cut carton shape of the present invention;

fig. 20 is a schematic view of the cut carton shape of the present invention.

In the figure: 1. a work table; 11. a carton slot; 12. a fixing ring; 13. a cutter; 14. a connecting plate; 15. a trip lever; 16. a limiting seat; 17. a travel sleeve; 18. a longitudinal bar; 19. a servo motor; 2. a rotating plate; 21. a rotating seat; 22. a threaded rod A; 23. a threaded sleeve A; 24. a guide bar; 25. a movable ball A; 26. a linkage plate; 27. an indicator panel; 28. penetrating a groove; 29. calibration; 3. a connecting mechanism; 31. a sliding sleeve; 32. a displacement slot; 33. a displacement rod; 34. a threaded rod B; 35. positioning a block A; 36. an extrusion stem; 37. positioning a block B; 38. swinging the ball; 39. a swing groove; 4. a limiting plate; 41. a compression spring; 42. a limiting groove; 43. a permanent magnet; 5. a limiting mechanism; 51. a pressing plate; 52. a connecting rod; 53. a threaded rod C; 54. a sliding sleeve; 55. a fixing plate; 56. a nut; 57. a limiting spring; 58. a telescopic rod; 59. a baffle plate; 6. shaking the hole; 61. positioning a rod; 62. a swing tank; 63. a threaded sleeve C; 64. positioning a groove; positioning block C65; threaded rod D66; a swing spring 67; a synchronization mechanism 7; a synchronization plate 71; 72. a threaded rod E; 73. a threaded sleeve E; 74. a positioning block E; 75. a synchronization slot; 76. a travel slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-20, the present invention provides a technical solution: a convenient-to-adjust packaging carton cutting device with a circular diameter comprises a workbench 1, a cutter 13 and a limiting seat 16, wherein the workbench 1 is a rectangular table body, four supporting legs are fixedly installed at the bottom of the workbench 1, a servo motor 19 is fixedly installed at the right side of the bottom of the workbench 1, the output end of the servo motor 19 penetrates through the bottom wall surface of the right side of the workbench 1 through a bearing, the output end of the servo motor 19 is positioned above the top wall surface of the right side of the workbench 1, a rotating plate 2 is fixedly connected with the output end of the servo motor 19, a hollow rotating seat 21 is fixedly installed at the top of the rotating plate 2, the rotating seat 21 is a rectangular body, a threaded rod A22 is arranged in a cavity of the rotating seat 21, threads of a threaded rod A22 penetrate through the left side wall surface and the right side wall surface of the rotating seat 21, threads of the outer wall of a threaded rod A22 are connected with a threaded sleeve A23, the threaded, the front inner wall and the rear inner wall in the cavity of the rotating seat 21 are both provided with a limiting groove which is mutually clamped with the guide rod 24, the guide rod 24 is clamped in the limiting grooves of the front inner wall and the rear inner wall of the rotating seat 21, the bottom of the front outer wall of the thread sleeve A23 is fixedly provided with a Z-shaped indicating plate 27, the bottom of the front outer wall of the rotating seat 21 is provided with a through groove 28 which corresponds to the position of the indicating plate 27, the bottom of the indicating plate 27 extends out of the outer side of the front side wall of the rotating seat 21 through the through groove 28, the top wall of the rotating plate 2 is provided with scales 29 which correspond to the position of the indicating plate 27, the limiting seat 16 is a hollow rectangular body with the left end and the right end hollowed out, the limiting seat 16 is fixedly arranged at the central position of the top of the workbench 1, the front inner wall and the rear inner wall of the bottom in the cavity of the limiting seat 16 are fixedly provided with, the stroke sleeve 17 is a T-shaped rectangular body, a through groove which is horizontally penetrated through by the two longitudinal rods 18 is formed in the front-back direction of the bottom of the stroke sleeve 17, the two stroke rods 15 are movably sleeved in the front-back horizontal direction of the top of the stroke sleeve 17, the linkage plate 26 is fixedly connected to the right ends of the two stroke rods 15, a movable ball A25 is movably mounted at the bottom of the linkage plate 26, the bottom end of the movable ball A25 is fixedly mounted at the top center position of the thread sleeve A23, the left ends of the two stroke rods 15 are fixedly connected with a connecting plate 14, a fixing ring 12 is fixedly mounted at the bottom of the connecting plate 14, the fixing ring 12 is in a hollow annular shape, the bottom end of the connecting plate 14 is fixedly mounted on the right top wall surface of the fixing ring 12, the cutter 13 is arranged in the cavity of the connecting plate 14, the conical bottom end of the cutter 13 is downward vertically, a paper box groove 11 is formed in, a connecting mechanism 3 is arranged between the outer wall of the cutter 13 and the inner wall of the fixing ring 12, the connecting mechanism 3 comprises a sliding sleeve 31 and threaded rods B34, the number of the sliding sleeve 31 and the threaded rods B34 is six, six groups of displacement grooves 32 distributed in an annular array are arranged on the outer wall of the cutter 13, displacement rods 33 are fixedly arranged in cavities of the six groups of displacement grooves 32, the six sliding sleeves 31 are respectively movably sleeved on the outer walls of the corresponding displacement rods 33, six threaded rods B34 respectively penetrate through two side wall surfaces of the fixing ring 12 in the horizontal direction in a threaded manner, one ends of the six threaded rods B34 are respectively positioned in the cavity of the fixing ring 12, the six threaded rods B34 respectively correspond to the corresponding sliding sleeves 31, a positioning block A35 is fixedly arranged on one side wall surface of the sliding sleeve 31 close to the threaded rod B34, a positioning block 493B 2 is arranged at one end of the threaded rod B34, a positioning block B37 is movably mounted on one side wall surface of a threaded rod B34 close to a positioning block A35, a swing ball 38 is fixedly mounted on one side wall surface of a positioning block B37 close to the threaded rod B34, a concave swing groove 39 is formed in one side wall surface of a threaded rod B34 close to the positioning block A35, the swing ball 38 is movably mounted on the inner wall of the swing groove 39, two ends of a pressing rod 36 close to the positioning block A35 and the positioning block B37 are fixedly mounted with limit plates 4, limit grooves 42 mutually clamped with the limit plates 4 are formed in one side wall surface of the positioning block A35 and the positioning block B37 close to each other, the limit plates 4 at two ends of the pressing rod 36 are respectively and movably clamped in limit groove 42 cavities of a positioning block A35 and a positioning block B37, pressing springs 41 are fixedly mounted in the cavities of the two limit grooves 42, the two pressing springs 41 are both located on one side wall surface of the limiting groove 42 cavity far away from the pressing rod 36, annular permanent magnets, the permanent magnet 43 on the wall surface of the positioning block A35 and the permanent magnet 43 on the wall surface of the positioning block B37 have the same magnetic pole, the bottom wall surface of the left side of the travel sleeve 17 is provided with a limiting mechanism 5, the limiting mechanism 5 comprises an extrusion plate 51, a connecting rod 52, a threaded rod C53, a sliding sleeve 54 and a fixing plate 55, the threaded rod C53 and the sliding sleeve 54 are respectively two in number, the two threaded rods C53 are fixedly arranged on the bottom wall surface of the left side of the travel sleeve 17 in an up-down alignment state, the two sliding sleeves 54 are respectively movably sleeved on the outer walls of the left sides of the upper threaded rod C53 and the lower threaded rod C53, the fixing plate 55 is fixedly arranged between the upper sliding sleeve 54 and the lower sliding sleeve 54, the outer walls of the left sides of the two threaded rods C53 are respectively in threaded connection with a nut 56, the connecting, the position of the extrusion plate 51 corresponds to that of the cutter 13, the right end of the connecting rod 52 is arranged on the middle wall surface of the fixing plate 55, the middle wall surface of the fixing plate 55 is provided with a swing hole 6, the right end of the connecting rod 52 penetrates through the swing hole 6, the right end of the connecting rod 52 is positioned on the right side of the wall surface of the fixing plate 55, two groups of positioning rods 61 are fixedly arranged in the front and back direction of the cavity of the swing hole 6, the front and back wall surfaces of the connecting rod 52 positioned in the cavity of the swing hole 6 are provided with swing grooves 62 corresponding to the positions of the two positioning rods 61, the diameter of the inner wall of the swing groove 62 is three times that of the diameter of the outer wall of the positioning rod 61, swing springs 67 are sleeved on the front and back outer walls of the two positioning rods 61, a baffle 59 is fixedly arranged on the right end wall surface of the connecting rod 52, a telescopic rod 58 is, the right end of the telescopic rod 58 is fixedly connected with a threaded sleeve C63, the left side wall surface of the stroke sleeve 17 is provided with a positioning groove 64 corresponding to the position of the threaded sleeve C63, a threaded rod D66 is in threaded connection in the front-back direction in the cavity of the positioning groove 64, a threaded sleeve C63 is in threaded connection with the outer wall of the threaded rod D66, the upper side wall surface and the lower side wall surface of the threaded sleeve C63 are fixedly provided with positioning blocks C65, the upper side wall surface and the lower side wall surface in the cavity of the positioning groove 64 are provided with grooves correspondingly clamped with the positioning blocks C65, the left side wall surface of the top of the workbench 1 is provided with a synchronizing mechanism 7, the synchronizing mechanism 7 comprises a synchronizing plate 71 and a threaded rod E72, the left side wall surface of the top of the workbench 1 is provided with a synchronizing groove 75, the right end of the threaded rod E72 is movably arranged on the right side wall surface in the cavity of the synchronizing groove 75 through a bearing, the left end outer, the outer wall of the threaded rod E72 is in threaded connection with a threaded sleeve E73, the threaded sleeve E73 is located in a cavity of the synchronous groove 75, positioning blocks E74 are fixedly mounted on the front side and the rear side of the outer wall of the bottom of the threaded sleeve E73, stroke grooves 76 which are mutually clamped with the positioning blocks E74 are formed in the front inner wall and the rear inner wall of the cavity of the synchronous groove 75, the synchronous plate 71 is fixedly mounted on the top wall surface of the threaded sleeve E73, a limiting mechanism 5 is fixedly mounted on the right side wall surface of the synchronous plate 71, the limiting mechanism 5 on the left side wall surface of the stroke sleeve 17 is mutually symmetrical to the limiting mechanism 5 on the right side wall of the synchronous mechanism 7, the extrusion plate 51 can be divided into three shapes, namely a rectangular extrusion plate 51, an arc extrusion plate 51, one side of the extrusion plate 51 close to the outer wall of the cutter 13 is in an arc-shaped convex state, a third extrusion plate 51 is, and both convex surfaces of the pressing plate 51 are arc-shaped.

When the cutting machine is used, a rectangular paper box to be cut is clamped in a cavity of a paper box groove 11, a working switch of a servo motor 19 is started, the servo motor 19 works to drive a rotating plate 2 to rotate, the rotating plate 2 rotates to drive a rotating seat 21 to rotate, the rotating seat 21 rotates to drive a threaded sleeve A23 to rotate, the threaded sleeve A23 rotates to drive a stroke rod 15 to do reciprocating left-right and front-back synchronous motion on the top of a workbench 1 through a linkage plate 26, when the stroke rod 15 moves left and right, a cutter 13 is driven to move through a connecting plate 14, when the stroke rod 15 moves in the front direction, the stroke rod 15 drives the stroke sleeve 17 to do front-back motion on a longitudinal rod 18, finally, the cutter 13 is driven to cut a round shape on the paper box through the stroke rod 15, the cutting machine drives the rotating seat 21 to rotate through the rotation of the rotating plate 2, the threaded sleeve A23 in the cavity of the rotary seat 21 rotates, the threaded sleeve A23 drives the stroke rod 15 to do reciprocating left-right and front-back synchronous motion on the top of the workbench 1 through the linkage plate 26, and finally the cutter 13 is driven to do regular circular cutting motion on the paper box through the motion of the stroke rod 15, so that the circular cutting of the packaging paper box is realized, the structure of the invention is simple, the efficiency of producing and processing the circular packaging paper box by food enterprises is improved, the difficulty and the cost of cutting the packaging paper box are reduced, the invention is suitable for mass production of the food enterprises, the production efficiency is improved, the position of the threaded sleeve A23 in the cavity of the rotary seat 21 can be adjusted by rotating the threaded rod A22, the motion amplitude of the stroke rod 15 is adjusted, and the corresponding adjustment of the size of the regular circular cutting diameter is realized, the invention realizes that the paper box is cut into circles with different diameters, improves the processing production efficiency of the food packaging paper box, and improves the practicability and the creativity of the invention, through arranging the indicating plate 27 and the scale 29, when the invention adjusts the radius of the cut circular paper box by rotating the threaded rod A22, the movement position of the threaded sleeve A23 in the cavity of the rotating seat 21 is changed to drive the indicating plate 27 to correspondingly change, and the indicating end of the indicating plate 27 is synchronously changed on the scale 29, so that a worker can conveniently and accurately select the radius of the cut circular paper box, and the cutting efficiency of the packaging paper box is further improved.

When the stroke rod 15 drives the cutter 13 to do circumferential cutting motion on the packaging carton through the connecting plate 14 and the fixing ring 12, when the outer wall of the cutter 13 generates contact type extrusion motion with the extrusion plate 51, the extrusion plate 51 plays a role of blocking the motion of the sliding sleeve 31, the sliding sleeve 31 realizes that the sliding sleeve 31 deflects towards one side extruded by the extrusion plate 51 through the extrusion contraction of the extrusion rod 36 and the extrusion deflection of the positioning block B37, after the sliding sleeve 31 is extruded and deflected, the linear cutting of the cut carton is realized, so that the shape of the cut packaging carton is changed, the shape of the packaging carton is in a convex circular shape at the moment, the selection of the cutting shape of the packaging carton is increased, the cutting efficiency of the packaging carton is further improved, the invention can realize that the contact position of the extrusion plate 51 and the cutter 13 is adjusted through the connecting rod 52 by rotating the limit position of the adjusting nut 56 on the threaded rod C53 to the sliding sleeve 54, thereby the length of the linear cutting of the paper box can be adjusted, the cutting efficiency of the packaging paper box is further improved, by arranging the synchronizing mechanism 7 and the limiting mechanism 5, the two groups of mutually symmetrical extrusion plates 51 are in extrusion type contact with the cutter 13 which moves in a circular shape, the linear cutting of the left side and the right side of the cutting paper box at the moment can be realized, thereby the shape of the cutting of the packaging paper box is changed, the shape of the packaging paper box at the moment is the state that the front side and the rear side of the middle part are in arc protrusion, the left side and the right side are both linear cutting surfaces, the selection on the cutting shape of the packaging paper box is further increased, the cutting efficiency of the packaging paper box is further improved, by arranging the extrusion plates 51 at the side which is close to the outer wall of the cutter 13 and is in the state that the arc protrusion, the cutter 13 is in extrusion type cutting in a joint with the extrusion plates 51 at, then realize that the cutting of packing carton is similar C's shape, further increased the selection on the packing carton cutting shape, further improved the cutting efficiency of packing carton, be M shape through setting up stripper plate 51, then cutter 13 does twice curved cutting along two arc convex surfaces of stripper plate 51 this moment, and then personally submit M shape of cutting, further increased the selection on the packing carton cutting shape, further improved the cutting efficiency of packing carton.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a conveniently adjust packing carton cutting device of class circle diameter size, includes workstation (1), cutter (13) and spacing seat (16), workstation (1) is the rectangle stage body, its characterized in that: the automatic cutting machine is characterized in that a servo motor (19) is fixedly mounted on the right side of the bottom of the workbench (1), the output end of the servo motor (19) penetrates through the wall surface of the bottom of the right side of the workbench (1) through a bearing, the output end of the servo motor (19) is positioned above the wall surface of the top of the right side of the workbench (1), the output end of the servo motor (19) is fixedly connected with a rotating plate (2), a hollow rotating seat (21) is fixedly mounted at the top of the rotating plate (2), the rotating seat (21) is a rectangular body, a threaded rod A (22) is arranged in a cavity of the rotating seat (21), threads of the threaded rod A (22) penetrate through the left side wall surface and the right side wall surface of the rotating seat (21), threads of the outer wall of the threaded rod A (22) are connected with a threaded sleeve A (23), the threaded sleeve A (23) is positioned in the cavity of the rotating seat (21), guide rods (24) are fixedly mounted on the outer walls, the guide rod (24) is clamped in the limiting grooves of the front and rear inner walls of the rotating seat (21);

the bottom of the front side outer wall of the thread bushing A (23) is fixedly provided with a Z-shaped indicating plate (27), the bottom of the front side outer wall of the rotating seat (21) is provided with a through groove (28) corresponding to the position of the indicating plate (27), the bottom of the indicating plate (27) extends out of the outer side of the front side wall surface of the rotating seat (21) through the through groove (28), the top wall surface of the rotating plate (2) is provided with scales (29) corresponding to the position of the indicating plate (27), the limiting seat (16) is a hollow rectangular body with hollow left and right ends, the limiting seat (16) is fixedly arranged at the central position of the top of the workbench (1), the front inner wall and the rear inner wall of the cavity of the limiting seat (16) are fixedly provided with two groups of symmetrical longitudinal rods (18), the two longitudinal rods (18) are arranged in the horizontal direction, the two longitudinal rods (18) are movably sleeved with a stroke bushing (17), and the stroke bushing (17) is a T-shaped rectangular body, a through groove which is horizontally penetrated through two longitudinal rods (18) is formed in the front-back direction of the bottom of a stroke sleeve (17), two stroke rods (15) are movably sleeved in the front-back horizontal direction of the top of the stroke sleeve (17), a linkage plate (26) is fixedly connected to the right ends of the two stroke rods (15), a movable ball A (25) is movably mounted at the bottom of the linkage plate (26), the bottom end of the movable ball A (25) is fixedly mounted at the top center position of a thread sleeve A (23), a connecting plate (14) is fixedly connected to the left ends of the two stroke rods (15), a fixing ring (12) is fixedly mounted at the bottom of the connecting plate (14), the fixing ring (12) is hollow and annular, the bottom end of the connecting plate (14) is fixedly mounted on the top wall surface of the right side of the fixing ring (12), a cutter (13) is arranged in a cavity of the connecting plate (14), the conical bottom end of the cutter (13) is vertically downward, and the conical bottom end of the cutter (13) faces the cavity of the paper box groove (11).

2. A cutting device for a packing carton convenient for adjusting the size of a similar circle diameter as claimed in claim 1, wherein: the cutting tool is characterized in that a connecting mechanism (3) is arranged between the outer wall of the cutting tool (13) and the inner wall of the fixing ring (12), the connecting mechanism (3) comprises a sliding sleeve (31) and threaded rods B (34), the number of the sliding sleeve (31) and the threaded rods B (34) is six, six sets of displacement grooves (32) distributed in an annular array are formed in the outer wall of the cutting tool (13), displacement rods (33) are fixedly mounted in cavities of the six sets of displacement grooves (32), six sliding sleeves (31) are movably sleeved on the outer walls of the corresponding displacement rods (33) respectively, the six threaded rods B (34) penetrate through two side wall surfaces of the fixing ring (12) in the horizontal direction in a threaded mode respectively, one ends of the six threaded rods B (34) are located in cavities of the fixing ring (12), the six threaded rods B (34) correspond to the corresponding sliding sleeve (31) respectively, a positioning block A (35) is fixedly mounted on one side wall surface, one end of the threaded rod B (34) in the cavity of the fixing ring (12) is provided with a positioning block B (37), and an extrusion rod (36) is arranged between the positioning block B (37) and the positioning block A (35).

3. A cutting device for packing cartons convenient to adjust the size of a similar circle diameter as claimed in claim 2, characterized in that: locating piece B (37) movable mounting is on one side wall that threaded rod B (34) are close to locating piece A (35), and one side wall fixed mounting that locating piece B (37) are close to threaded rod B (34) has swing ball (38), and threaded rod B (34) are close to one side wall of locating piece A (35) and offer swing groove (39) of indent state, and swing ball (38) movable mounting is on the inner wall of swing groove (39).

4. A cutting device for packing cartons convenient to adjust the size of a similar circle diameter as claimed in claim 2, characterized in that: limiting plates (4) are fixedly mounted at two ends of the extrusion rod (36) close to the positioning block A (35) and the positioning block B (37), limiting grooves (42) which are mutually clamped with the limiting plates (4) are formed in one side wall surface of the positioning block A (35) and the positioning block B (37) which are mutually close to each other, the limiting plates (4) at two ends of the extrusion rod (36) are movably clamped in the limiting groove (42) cavities of the positioning block A (35) and the positioning block B (37) respectively, extrusion springs (41) are fixedly mounted in the cavities of the two limiting grooves (42), and two extrusion springs (41) are positioned on one side wall surface far away from the extrusion rod (36) in the cavity of the limiting groove (42), annular permanent magnets (43) are fixedly mounted on the side wall surface close to the positioning block A (35) and the positioning block B (37), and the magnetic poles of the permanent magnets (43) on the wall surface of the positioning block A (35) are the same as those of the permanent magnets (43) on the wall surface of the positioning block B (37).

5. A cutting device for a packing carton convenient for adjusting the size of a similar circle diameter as claimed in claim 1, wherein: the wall surface of the bottom of the left side of the stroke sleeve (17) is provided with a limiting mechanism (5), the limiting mechanism (5) comprises an extrusion plate (51), a connecting rod (52), a threaded rod C (53), a sliding sleeve (54) and a fixing plate (55), the extrusion plate (51) is rectangular, the number of the threaded rod C (53) and the sliding sleeve (54) is two, the two threaded rods C (53) are fixedly arranged on the wall surface of the bottom of the left side of the stroke sleeve (17) in an up-down alignment state, the two sliding sleeves (54) are respectively movably sleeved on the outer walls of the left sides of the upper threaded rod C (53) and the lower threaded rod C (53), the fixing plate (55) is fixedly arranged between the upper sliding sleeve and the lower sliding sleeve (54), the outer walls of the left sides of the two threaded rods C (53) are both in threaded connection with nuts (56), the connecting rod (52) is Z-shaped in, the extrusion plate (51) is fixedly arranged on the wall surface of the left end of the connecting rod (52), the extrusion plate (51) corresponds to the cutter (13) in position, and the right end of the connecting rod (52) is arranged on the wall surface of the middle part of the fixing plate (55).

6. A cutting device of packing carton convenient for adjusting the size of similar circle diameter according to claim 5, characterized in that: the utility model discloses a swing hole (6) is seted up on the middle part wall of fixed plate (55), the right-hand member of connecting rod (52) runs through swing hole (6), and the right-hand member of connecting rod (52) is located the right side of fixed plate (55) wall, it has two sets of locating levers (61) to swing upward fixed mounting around hole (6) chamber direction, connecting rod (52) are located and set up on the wall around swing hole (6) intracavity with two locating levers (61) position swing groove (62) that correspond each other, the diameter of swinging groove (62) inner wall is the triple of locating lever (61) outer wall diameter, all cup jointed swing spring (67) on the outer wall around two locating levers (61).

7. A cutting device of packing carton convenient for adjusting the size of similar circle diameter according to claim 5, characterized in that: a baffle (59) is fixedly installed on the right end wall surface of the connecting rod (52), an expansion link (58) is arranged between the baffle (59) and the left side wall surface of the stroke sleeve (17), a limiting spring (57) is sleeved on the outer wall of the expansion link (58), the left end of the expansion link (58) is fixedly installed on the right side wall surface of the baffle (59), a threaded sleeve C (63) is fixedly connected with the right end of the expansion link (58), a positioning groove (64) corresponding to the threaded sleeve C (63) in position is formed in the left side wall surface of the stroke sleeve (17), a threaded rod D (66) is in threaded connection with the cavity of the positioning groove (64) in the front-, and thread bush C (63) threaded connection is on the outer wall of threaded rod D (66), and equal fixed mounting has locating piece C (65) on the upper and lower both sides wall face of thread bush C (63), and the groove that corresponds the block with locating piece C (65) is all seted up to both sides wall face about locating slot (64) intracavity.

8. A cutting device of a packing carton convenient for adjusting the size of a similar circle diameter according to claims 1 and 5, which is characterized in that: the left side wall surface of the top of the workbench (1) is provided with a synchronizing mechanism (7), the synchronizing mechanism (7) comprises a synchronizing plate (71) and a threaded rod E (72), the left side wall surface of the top of the workbench (1) is provided with a synchronizing groove (75), the right end of the threaded rod E (72) is movably arranged on the right side wall surface in the cavity of the synchronizing groove (75) through a bearing, the outer wall of the left end of the threaded rod E (72) movably penetrates through the left side wall surface in the cavity of the synchronizing groove (75) through a sleeve bearing, the left end of the threaded rod E (72) is positioned on the outer side of the left side wall surface of the workbench (1), the outer wall of the threaded rod E (72) is in threaded connection with a threaded sleeve E (73), the threaded sleeve E (73) is positioned in the cavity of the synchronizing groove (75), positioning blocks E (74) are fixedly arranged on the front side and the rear side of the outer wall of the bottom of the threaded sleeve E (73, the synchronous plate (71) is fixedly installed on the top wall surface of the threaded sleeve E (73), the right side wall surface of the synchronous plate (71) is fixedly installed with the limiting mechanism (5), and the limiting mechanism (5) on the left side wall surface of the stroke sleeve (17) and the limiting mechanism (5) on the right side wall of the synchronous mechanism (7) are mutually symmetrical.

9. A cutting device of packing carton convenient for adjusting the size of similar circle diameter according to claim 5, characterized in that: the extrusion plate (51) is arc-shaped, and one side of the extrusion plate (51) close to the outer wall of the cutter (13) is in an arc-shaped convex state.

10. A cutting device of packing carton convenient for adjusting the size of similar circle diameter according to claim 5, characterized in that: the extrusion plate (51) is M-shaped, two protruding ends of the extrusion plate (51) face one side of the outer wall of the cutter (13), and two protruding surfaces of the extrusion plate (51) are arc-shaped.