CN117601498B

CN117601498B - Cover body sleeving and folding device

Info

Publication number: CN117601498B
Application number: CN202311623223.9A
Authority: CN
Inventors: 潘为; 钟明学
Original assignee: Zhejiang Chun'an Renhe Medical Supplies Industry And Trade Co ltd
Current assignee: Zhejiang Chun'an Renhe Medical Supplies Industry And Trade Co ltd
Priority date: 2023-11-30
Filing date: 2023-11-30
Publication date: 2026-01-27
Anticipated expiration: 2043-11-30
Also published as: CN117601498A

Abstract

The invention discloses a cover body sleeving and folding device which comprises a machine table, wherein a fixed part is fixedly arranged on the machine table, a movable part is arranged on one side, far away from the fixed part, of the machine table, a moving mechanism for driving the movable part to move left and right in a reciprocating manner is arranged on the machine table, four groups of annular array expansion rods are arranged on the opposite side surfaces of the movable part and the fixed part, air cylinder mechanisms for driving the expansion rods to synchronously expand towards the outer side of the center of an array or shrink towards the inner side are arranged in the movable part and the fixed part, a master controller and a guide mechanism for guiding a cover body are further arranged on the machine table, and the cover body sleeving and folding operation can be automatically and orderly and efficiently realized by combining the orderly expansion and the inward shrinkage of the expansion rods and the reciprocating movement of the movable part, so that the folding efficiency is greatly improved.

Description

Cover body sleeving and folding device

Technical Field

The invention relates to the field of cover folding, in particular to a cover folding device.

Background

Medical instruments are various, a long cylindrical disposable sterile protective cover is needed for medical devices such as laparoscopes, the medical devices are packaged in a common folding way, the medical devices are cumbersome to open and use and are difficult to sleeve, time and labor are wasted, medical staff put forward that the cover body is required to be folded in a sleeve way, and the medical devices can be pulled up and down in place during use. The longer flexible, tubular material is folded into a tubular fold, the wall thickness of which is made up of a plurality of layers of folded tubular walls, so that it can be pulled out of the fold in its axial direction as required during use. Currently, manual methods are commonly used in folding such tubular folds, such as by means of a mandrel over which the tubular material is applied, by repeated eversions, to fold the long tube into a tubular form formed from multiple layers of tubes. By adopting the folding method, the efficiency is low, and the manual workload is increased.

Disclosure of Invention

In order to overcome the defects in the prior art, the invention provides the cover body sleeving and folding device, which can automatically and orderly realize the folding operation of cover body sleeving and folding by combining the orderly expansion and the inward contraction of the expansion rod and the reciprocating movement of the movable part, thereby greatly improving the folding efficiency.

Technical proposal

The utility model provides a cover body cover is rolled over device, includes the board, fixed part has been set firmly on the board, the board keep away from one side of fixed part is provided with movable part, be provided with on the board and be used for driving movable part left and right sides reciprocating motion's mobile mechanism, all be provided with annular array's four groups expansion rod on the opposite side on movable part and the fixed part, movable part and the inside of fixed part is provided with and is used for driving expansion rod is synchronous to the cylinder mechanism of array centre of a circle outside expansion or inboard shrink, still be provided with general accuse ware and be used for guiding the guiding mechanism of cover body on the board.

Further, the cylinder mechanism is including set up in the movable part with the inside air chamber of fixed part, the air chamber is connected with the gas station, the movable part with all be provided with four annular array's breach in the relative side of fixed part, the movable part the breach with the fixed part the breach staggers forty-five degrees, run through in the side wall that is close to array centre of a circle of breach and slide and be provided with piston portion, piston portion stretches into the air chamber, the one end that is close to array centre of a circle of piston portion with fixedly connected with extrusion spring between the inner wall of air chamber.

Further, the piston part is fixedly connected with the expansion rod, and one end, far away from the piston part, of the expansion rod is provided with a roller.

Further, the guiding mechanism comprises a platform fixedly arranged at the top of the movable part, and limiting parts with symmetrical front and rear positions are fixedly arranged on the platform.

Further, a first guiding cylindrical surface for guiding the cover body is fixedly arranged on one side, close to the fixed portion, of the movable portion, a fixed plate is further arranged on the movable portion, two support posts are fixedly arranged on the fixed plate, and a second guiding cylindrical surface for guiding the cover body is fixedly arranged at the upper ends of the support posts.

Further, the moving mechanism comprises a sliding groove arranged in the upper surface of the machine table, a sliding block is arranged in the sliding groove in a sliding mode, the sliding block is fixedly provided with a movable portion, and an electric push rod is fixedly arranged between the sliding block and the inner wall of the sliding groove.

Further, the master controller is electrically connected with the electric push rod and the gas station.

Further, two proximity switches for detecting whether the movable part moves in place are arranged on two sides of the sliding groove.

Advantageous effects

Compared with the prior art, the folding device has the advantages that the folding operation of cover body sleeving and folding can be automatically and orderly realized by combining the orderly expansion and the inward contraction of the expansion rod and the reciprocating movement of the movable part, and the folding efficiency is greatly improved.

Drawings

FIG. 1 is a schematic view of a cover folding device according to the present invention;

FIG. 2 is a schematic view of the structure in the direction A-A in FIG. 1;

FIG. 3 is a schematic view of the structure in the direction B-B in FIG. 1.

Reference numerals and signs

The device comprises a moving mechanism 901, an air cylinder mechanism 902, a guiding mechanism 903, a machine table 1, a fixed part 2, a master controller 3, a proximity switch 4, an air chamber 5, a notch 6, a pressing spring 7, a piston part 8, an expansion rod 9, a roller 10, a cover 11, a limiting part 12, a platform 13, a first guiding cylindrical surface 14, a movable part 15, a strut 16, a chute 17, a sliding block 18, a fixed plate 19, an electric push rod 20 and a second guiding cylindrical surface 21.

Detailed Description

For a better illustration of the present invention, the following description is made with reference to the accompanying drawings and examples:

The invention discloses a cover body sleeving and folding device, which is shown in fig. 1-3, and comprises a machine table 1, wherein a fixed part 2 is fixedly arranged on the machine table 1, a movable part 15 is arranged on one side, far away from the fixed part 2, of the machine table 1, a moving mechanism 901 for driving the movable part 15 to reciprocate left and right is arranged on the machine table 1, four groups of expansion rods 9 in annular arrays are arranged on one side surface opposite to the movable part 15 and the fixed part 2, an air cylinder mechanism 902 for driving the expansion rods 9 to synchronously expand towards the outer side of an array center or contract towards the inner side is arranged in the movable part 15 and the fixed part 2, and a master controller 3 and a guide mechanism 903 for guiding a cover body 11 are also arranged on the machine table 1.

Further, the cylinder mechanism 902 includes the set up in the movable part 15 and the inside air chamber 5 of fixed part 2, air chamber 5 is connected with the gas station, all be provided with four ring array's breach 6 in the opposite side of movable part 15 and fixed part 2, the movable part 15 breach 6 with fixed part 2 the breach 6 staggers forty-five degrees, run through and slide in the one side wall that is close to the array centre of a circle of breach 6 and be provided with piston portion 8, piston portion 8 stretches into air chamber 5, the one end that is close to the array centre of a circle of piston portion 8 with fixedly connected with compression spring 7 between the inner wall of air chamber 5.

Further, the piston portion 8 is fixedly connected with the expansion rod 9, and a roller 10 is disposed at one end of the expansion rod 9 away from the piston portion 8.

Further, the guiding mechanism 903 includes a platform 13 fixed on the top of the movable portion 15, and a limiting portion 12 with symmetrical front-back positions is fixed on the platform 13.

Further, a first guiding cylindrical surface 14 for guiding the cover 11 is fixedly arranged on one side of the movable portion 15, which is close to the fixed portion 2, a fixed plate 19 is further arranged on the movable portion 15, two support posts 16 are fixedly arranged on the fixed plate 19, and a second guiding cylindrical surface 21 for guiding the cover 11 is fixedly arranged on the upper end of the support posts 16.

Further, the moving mechanism 901 includes a sliding groove 17 disposed in the upper surface of the machine 1, a sliding block 18 is slidably disposed in the sliding groove 17, the movable portion 15 is fixedly disposed on the sliding block 18, and an electric push rod 20 is fixedly disposed between the sliding block 18 and an inner wall of the sliding groove 17.

Further, the master controller 3 is electrically connected to the electric push rod 20 and the air station.

Further, two proximity switches 4 for detecting whether the movable portion 15 moves in place are further provided on both sides of the chute 17.

Specifically, when in use, the cover 11 is arranged between the limiting parts 12, one end of the cover 11 passes through the lower side of the second guide cylindrical surface 21 and is sleeved on the outer sides of the four groups of expansion rods 9 of the fixed part 2 until the left end of the cover 11 is close to the piston part 8;

Then the master controller 3 controls the air station to start, so that the air pressure in the air chamber 5 is increased, the piston part 8 is pushed to extend outwards, the extrusion spring 7 is compressed, the expansion rod 9 is expanded outwards, and the cover 11 is supported;

Then the master controller 3 starts the electric push rod 20 to drive the movable part 15 to move leftwards until the expansion rod 9 of the movable part 15 is close to the piston part 8 of the fixed part 2, and at the moment, the proximity switch 4 on the left detects that the movable part 15 moves in place and gives out a next step of action signal;

The roller 10 can reduce the friction between the cover 11 and the expansion rod 9 in the process;

this process achieves folding of the cover 11 while pulling the right end portion of the cover 11 to the left;

after the movable part 15 moves in place, the expansion rod 9 of the movable part 15 drives the expansion rod 9 to the outside through the air station, meanwhile, the expansion rod 9 of the fixed part 2 is deflated through the air station, and the cover 11 is contracted inwards under the elasticity of the extrusion spring 7, at the moment, the cover is supported by the movable part 15, and then the cover returns to the right side along with the movable part 15;

the movable part 15 moves to the rightmost side to approach the right side to the proximity switch 4, and at this time, the proximity switch 4 on the right side detects that the movable part 15 moves in place and gives a next step action signal

Then the movable part 15 moves leftwards again, the cover 11 is driven leftwards to the leftmost side, the cover 11 is sleeved on the outer side of the expansion rod 9 of the fixed part 2, the expansion rod 9 of the fixed part 2 expands outwards after moving in place, the cover 11 is supported, meanwhile, the expansion rod 9 of the movable part 15 contracts inwards and moves rightwards, the expansion rod 9 is extracted from a folding gap of the cover 11, and at the moment, the inner sleeve 11 is fixed on the expansion rod 9 of the fixed part 2, so that one folding cycle operation is realized;

Then the movable part 15 moves leftwards again to fold the cover 11, and simultaneously pulls the right end part of the cover 11 leftwards to start the next round of folding until the cover 11 is completely folded, and the folded cover 11 can be taken down.

It should be noted that the above-mentioned embodiments are merely for illustrating the technical solution of the present invention, and not for limiting the same, and although the technical solution of the present invention has been described in detail with reference to the above-mentioned embodiments, it should be understood by those skilled in the art that the technical solution described in the above-mentioned embodiments may be modified or some technical features may be equally substituted, and these modifications or substitutions do not make the essence of the corresponding technical solution deviate from the spirit and scope of the technical solution of each embodiment of the present invention.

Claims

1. The cover body sleeving and folding device is characterized by comprising a machine table, wherein a fixed part is fixedly arranged on the machine table, a movable part is arranged on one side, far away from the fixed part, of the machine table, a moving mechanism for driving the movable part to move left and right in a reciprocating manner is arranged on the machine table, four groups of annular array expansion rods are arranged on the opposite side surfaces of the movable part and the fixed part, cylinder mechanisms for driving the expansion rods to synchronously expand towards the outer side of the center of an array or contract towards the inner side are arranged in the movable part and the fixed part, and a master controller and a guide mechanism for guiding the cover body are also arranged on the machine table;

The cylinder mechanism comprises an air chamber arranged in the movable part and the fixed part, the air chamber is connected with an air station, four annular array notches are formed in one side surface of the movable part and one side surface of the fixed part, the notches of the movable part and the notches of the fixed part are staggered by forty-five degrees, a piston part penetrates through and slides in one side wall of the notch, which is close to the center of the array, and extends into the air chamber, and an extrusion spring is fixedly connected between one end of the piston part, which is close to the center of the array, and the inner wall of the air chamber;

The guide mechanism comprises a platform fixedly arranged at the top of the movable part, and limiting parts with symmetrical front and rear positions are fixedly arranged on the platform;

The movable part is fixedly provided with a first guide cylindrical surface for guiding the cover body on one side close to the fixed part, the movable part is also provided with a fixed plate, two support posts are fixedly arranged on the fixed plate, and the upper ends of the support posts are fixedly provided with a second guide cylindrical surface for guiding the cover body;

The moving mechanism comprises a sliding groove arranged in the upper surface of the machine table, a sliding block is arranged in the sliding groove in a sliding manner, the movable part is fixedly arranged on the sliding block, and an electric push rod is fixedly arranged between the sliding block and the inner wall of the sliding groove;

Two proximity switches for detecting whether the movable part moves in place or not are arranged on two sides of the sliding groove;

when the device is used, the cover body is arranged between the limiting parts, one end of the cover body passes through the lower side of the second guide cylindrical surface and is sleeved on the outer sides of the four groups of expansion rods of the fixing part until the left end of the cover body is close to the piston part;

then the master controller controls the gas station to start, so that the gas pressure in the gas station is increased, the piston part is pushed to extend outwards, the extrusion spring is compressed, and the expansion rod is expanded outwards to prop up the cover body;

Then the master controller starts the electric push rod to drive the movable part to move leftwards until the expansion rod of the movable part is close to the piston part of the fixed part, and at the moment, the proximity switch on the left side detects that the movable part moves in place and gives out a next action signal;

the process realizes the folding of the cover body and pulls the right end part of the cover body to the left;

after the movable part moves in place, the expansion rod of the movable part drives the expansion rod to expand outwards through the gas station, meanwhile, the expansion rod of the fixed part is deflated through the gas station, the expansion rod contracts inwards under the elasticity of the extrusion spring, at the moment, the cover body is supported by the movable part, and then the cover body returns to the right side along with the movable part;

Then the movable part moves leftwards again, the cover body is driven leftwards and moves to the leftmost side, the cover body is sleeved on the outer side of the expansion rod of the fixed part, the expansion rod of the fixed part expands outwards after moving in place, the cover body is supported, meanwhile, the expansion rod of the movable part contracts inwards and moves rightwards, the expansion rod is pulled out from a folding gap of the cover body, and at the moment, the inner sleeve is fixed on the expansion rod of the fixed part, so that one-time folding cycle operation is realized;

then the movable part moves leftwards again to fold the cover body, and simultaneously pulls the right end part of the cover body leftwards to start the next round of folding until the cover body is completely folded, and the folded cover body can be taken down.

2. The cover body sleeving and folding device according to claim 1, wherein the piston portion is fixedly connected with the expansion rod, and a roller is arranged at one end, far away from the piston portion, of the expansion rod.

3. The cover folding device of claim 2, wherein the master controller is electrically connected with the electric push rod and the air station.