JPH034512Y2 - - Google Patents

Description

[Detailed description of the invention] <Industrial application field> This invention is made of a synthetic resin material, etc., and is capable of beautiful printing on surfaces of different dimensions such as the barrel of a writing instrument or the barrel of a lipstick container. The present invention relates to a printing device for printing cylindrical bodies.

<<Prior Art>> Conventionally, as shown in FIGS. 6, 7, and 8, in a printing device having a cylindrical body, parallel rear chain rotating wheels 71, 71 and parallel front chain rotating wheels 7 are used.
Endless chains 73, 73 are installed parallel to the chains 2, 72, and a large number of parallel shafts 8
2, 82... and endless chains 73, 73...
The cylindrical body mounting rotating bodies 74, 74, . A transfer device body 78 is provided in which a bottom portion 75 is provided to form a planar moving portion 76 of a cylindrical body 81, and a printing device body 77 is located above and behind the planar moving portion 76 to print on the peripheral wall surface of the cylindrical body. A curing device body 80 is provided in front of the printing device body 77, and the cylindrical body 81 is rotated within the curing device body 80. Things are known (1976-
(See Publication No. 162305).

<<Problems to be solved by the invention>> By the way, in the conventional cylindrical printing apparatus shown in FIGS. 6, 7, and 8, the endless chains 73, 7
By providing the parallel shafts 82, 82... on the cylindrical body mounting rotating bodies 74, 74... attached to 3, it is not possible to change the width of the endless chains 73, 73 according to the length of the cylindrical body 81. , it is inconvenient that a large number of devices with different dimensions between the endless chains 73 and 73 are required, and the cylindrical object printed by the printing device body 77 is stably placed on the placement part 75 provided in the transfer device body 78. The printing ink cannot be cured beautifully by the curing device body 80 because the printing ink is not placed in the curing device body 80. Furthermore, it is necessary to check whether the printing ink is reliably printed on the cylindrical body 81 by the printing device body 78 before being sent to the curing device body 80. There were drawbacks such as the fact that the cylindrical body 81 with incomplete printing was sent to the curing device 80 and wasted.

This invention is a solution to the above-mentioned problems, and aims to provide a cylindrical printing device that can print beautifully on the surface of the cylindrical body of a writing utensil barrel or a lipstick container barrel. be.

<Means for Solving the Problems> In order to achieve the above-mentioned object, the cylindrical printing device of this invention has parallel rear chain rotating wheels 1, 1.
A cylindrical body-mounted rotary body 4 in which endless chains 3, 3 are installed parallel to the front chain rotating wheels 2, 2 parallel to the front chain, and flange plates 19, 19 are protruded from inside the endless chains 3, 3. , 4... are provided, and a cylindrical body mounting space part 5, 5 is provided between adjacent cylindrical body mounting rotating bodies 4, 4 to form a plane moving part 6 for the cylindrical body. In addition, a printing device body 7 for printing on the peripheral wall surface of the cylindrical body is provided at the rear upper part of the plane moving section 6, and rotary feed bodies 9, 9 are further provided between the plane moving section 6 and the printing device body 7. A curing device body 8 is provided on the upper part of the printing device body 7 behind the rotary feed bodies 9, 9,
Moreover, the endless chains 3, 3 include a large number of chain pieces 21...
are formed by connecting alternately via first connecting shafts 45, 45 and second connecting shafts 16, 16 having shaft holes 15, 15, and furthermore, a rotating body with a cylindrical body placed on the endless chains 3, 3. 4, 4... are installed on large diameter shaft 17, medium diameter shaft 1
8. Insert the bolt 23 with the threaded end portion 22 into the small diameter shaft 25 so that the medium diameter shaft 18 is positioned in the shaft hole 15, and mount the gear body 41 on the large diameter shaft 17 and the cylindrical body on the small diameter shaft 25. The mounting rotary body 4 is inserted and fixed, a tip screwing portion 22 and a nut 34 to be screwed into the tip screwing portion 22 are provided, and the circumferential surface of the cylindrical body placement rotary body 4 is formed into an inwardly inclined inclined surface. 35, and rails 36, 36 on which the endless chains 3, 3 are placed and slide are provided at locations corresponding to the planar moving portions 6 of the endless chains 3, 3, and furthermore, rails 36, 36 are provided at locations corresponding to the planar moving portions 6 of the endless chains 3, 3, and rails 36, 36 are provided at locations corresponding to the curing device body 8 and printing. A first gear body meshing with the gear bodies 41, 41 is located at a position corresponding to the bottom portion 37 between the device body 7 and the hardening device body 8.
parallel racks 42, 42 and second parallel rack 43,
43.

<<Embodiment>> An embodiment of this invention will be described below with reference to the drawings. Reference numeral 1 denotes parallel rear chain rotating wheels, and an endless chain parallel to parallel rear chain rotating wheels 1, 1 and parallel front chain rotating wheels 2, 2. The chains 3, 3 are constructed, and the collar plate 1 is located inside the endless chains 3, 3.
The cylindrical body mounting rotary bodies 4, 4, . A transfer device body 10 having a planar moving portion 6 for the shape is provided, and a printing device body 7 for printing on the peripheral wall surface of the cylindrical body is provided at the rear upper part of the planar moving portion 6. Furthermore, the planar moving portion 6 and the printing device body 7 are provided. A rotary feed body 9, 9 is provided between the rotary feed bodies 9, 9, and a curing device body 8 is provided on the upper part of the printing device body 7 behind the rotary feed bodies 9, 9, and an endless chain 3,
3 connects a large number of chain pieces 21... to first connecting shafts 45, 4
5 and a second connecting shaft 16,1 having shaft holes 15,15.
6 are connected alternately through the endless chains 3, 3, and the cylindrical body mounting rotating bodies 4, 4... are attached to the endless chains 3, 3 by screwing the ends to the large-diameter shaft 17, medium-diameter shaft 18, and small-diameter shaft 25. The bolt 23 with the portion 22 is inserted into the shaft hole 15 so that the medium diameter shaft 18 is located, and the large diameter shaft 17 is inserted into the shaft hole 15.
The gear body 41 is inserted into and fixed to the small diameter shaft 25, and the cylindrical body mounting rotating body 4 is inserted and fixed therein. The fitting groove is a right-hand threading groove or a left-hand threading groove for preventing loosening according to the direction of rotation of the bolt 23, and the circumferential surface of the cylindrical body mounting rotating body 4 is inclined inwardly.
5, and rails 36, 36 on which the endless chains 3, 3 are placed and slid are provided at locations corresponding to the planar moving portions 6 of the endless chains 3, 3, and furthermore, a curing device body 8 is provided.
A gear body 4 is located at a position corresponding to
1 and 41, first parallel racks 42, 42 and second parallel racks 43, 43 are provided.

Further, 11 is a cylindrical body, and a large number of them are connected to the hopper 12.
As the supply piston 13 operates, the cylindrical body 11 is guided by the placement guide piece 14 and guided to the placement part 5, and as the plane moving part 6 moves, the cylindrical body 11 is sequentially moved. It is dried and hardened by the body 8.

The printing ink is an ultraviolet curable ink, and the printing surface is quickly dried and cured by a curing device body 8 equipped with an ultraviolet light bulb 20, thereby improving the quality of the product.

Further, 24 is a printed pattern surface printed on the surface of the cylindrical body 11.

Also, to explain the relational structure between the transfer device body 10 and the drying device body 8, the gear bodies 41, 41 are installed outside the endless chains 3, 3, and the flow system for flowing cold water to the upper part of the planar moving part 6 is explained. An ultraviolet irradiator 27 with an ultraviolet light bulb 20 covered with a transparent cold water cylinder 29 having a chamber 28 is provided, and first parallel rack bodies 42, 42 meshing with gear bodies 41, 41 are provided at the lower part. At the same time, a cylindrical body 11 printed by a printing device body 7 using ultraviolet curable ink is conveyed and sequentially automatically rotated at the rear thereof, and a curing device body 8 is also formed.
The ultraviolet ray irradiator 27 with a reflective umbrella 31 formed thereon is covered with a box-shaped frame 30 having an exhaust pipe 44 on its upper part.

Further, 32 is a cold water flexible pipe that allows cold water to flow in;
Reference numeral 33 is a hot water flexible pipe for discharging hot water, and the box-shaped frame 30 is for preventing injuries such as burns to workers due to irradiation with ultraviolet rays.

Further, the first insertion hole 38, the second insertion hole 39, and the lower hole 40 are provided to a minimum so that ultraviolet rays do not escape to the outside and pose a health hazard to workers.

Further, the rotary feed body 9 is intermittently rotated by a device (not shown) for intermittent rotation in conjunction with the rotation of the rear chain rotary wheel 1 which is continuously rotating at a constant speed, and the cylindrical body 11 is moved to the parallel moving portion 6. It is designed so that it can be placed stably. Further, 46 is a machine frame, 47 is a rail mounting body, 48 is a fixing screw, 49 is an intermittent movable groove,
26 is a fixing screw.

《Operation and effect of the invention》 This invention has the above-mentioned configuration, and the endless chains 3, 3 are installed parallel to the parallel rear chain rotating wheels 1, 1 and the parallel front chain rotating wheels 2, 2. 3, located inward of 3 is the collar plate 1
The cylindrical body mounting rotary bodies 4, 4, . A transfer device body 10 having a planar moving section 6 of the shape is provided, and several printing device bodies 7 for printing on the peripheral wall surface of the cylindrical body 11 are provided at the rear upper part of the planar moving section 6. The curing device body 8 is provided in the upper part, and a gap portion 37 is provided between the printing device body 7 and the curing device body 8, and the cylindrical body 11 is rotated between the gap portion 37, so that the cylindrical body is It is possible to know whether the cylindrical body 11 has been stably placed on the transfer device body 10, and if a defective product is found, that is, a cylindrical body 11 that has failed in printing, it can be used without waste by wiping off the ink and printing again.
In addition, since the cylindrical body mounting rotating bodies 4, 4, . It can be done beautifully and is extremely convenient to use.

Moreover, the endless chains 3, 3 have a large number of chain pieces 21...
are formed by connecting alternately via first connecting shafts 45, 45 and second connecting shafts 16, 16 having shaft holes 15, 15, and furthermore, a rotating body with a cylindrical body placed on the endless chains 3, 3. 4, 4... are installed on large diameter shaft 17, medium diameter shaft 1
8. Insert the bolt 23 with the threaded end portion 22 into the small diameter shaft 25 so that the medium diameter shaft 18 is positioned in the shaft hole 15, and mount the gear body 41 on the large diameter shaft 17 and the cylindrical body on the small diameter shaft 25. The mounting rotary body 4 is inserted and fixed, a tip screwing portion 22 and a nut 34 to be screwed into the tip screwing portion 22 are provided, and the circumferential surface of the cylindrical body placement rotary body 4 is formed into an inwardly inclined inclined surface. 35, and by providing rails 36, 36 on which the endless chains 3, 3 are placed and slid, also at locations corresponding to the planar moving parts 6 of the endless chains 3, 3, the length of the cylindrical body 11 can be adjusted. By changing the widths of the rails 36, 36, the rear chain rotating wheels 1, 1, and the front chain rotating wheels 2, 2, and adjusting the dimension between the endless chains 3, 3, the length of the cylindrical body 11 can be adjusted with one device. It is possible to print items of different sizes.

Further, the rotation of the cylindrical body 11 at the position corresponding to the curing device body 8 and the position corresponding to the intermediate portion 37 between the printing device body 7 and the curing device body 8 is controlled by the gear body 41,
This can be carried out smoothly by providing the first parallel rack 42 and the second parallel rack 43 that mesh with the parallel rack 41.

Furthermore, it has a very simple structure and can be provided at low cost, and has many practical effects.

[Brief explanation of the drawing]

Fig. 1 is an overall side view, Fig. 2 is an enlarged perspective view of the main parts, Fig. 3 is an exploded perspective view of the main parts, Fig. 4 is a plan view of the main parts, and Fig. 5 is an enlarged sectional view of the main parts. , FIG. 6, FIG. 7, and FIG. 8 are explanatory diagrams of conventional products. DESCRIPTION OF SYMBOLS 1... Rear chain rotating wheel, 2... Front chain rotating wheel, 3... Endless chain, 4... Cylindrical body mounting rotating body, 5... Inter-placement section, 6... Planar moving section, 7...
...Printing device body, 8...Curing device body, 9...Rotating feeder body, 10...Transfer device body, 11...Cylindrical body, 1
2...hopper, 13...supply piston, 14...
...Placement guide piece, 15...Shaft hole, 16...Second connecting shaft, 17...Large diameter shaft, 18...Medium diameter shaft, 19...
Flange plate, 20... Ultraviolet bulb body, 21... Chain piece, 22... Tip threaded portion, 23... Bolt, 24
... Printed pattern surface, 25 ... Small diameter shaft, 26 ... Fixing screw, 27 ... Ultraviolet irradiator, 28 ... Flow chamber,
29... Cold water cylinder, 30... Box-shaped frame, 31... Reflective umbrella, 32... Cold water flexible pipe, 33... Hot water flexible pipe, 34... Nut, 35... Inclined surface, 36... ...Rail, 37...Between, 38...
1st insertion hole, 39...2nd insertion hole, 40...lower hole, 41...gear body, 42...1st parallel rack,
43...Second parallel rack, 44...Exhaust pipe, 45
...First connecting shaft, 46...Machine frame, 47...Rail mounting body, 48...Fixing screw, 49...Movement notch groove.

Claims (1)

[Scope of utility model registration request] an endless chain 3 parallel to parallel rear chain rotating wheels 1, 1 and parallel front chain rotating wheels 2, 2;
3, and a cylindrical body-mounted rotary body 4, which is located inside the endless chains 3, 3 and has collar plates 19, 19 protrudingly provided.
4, and between adjacent cylindrical body mounting rotating bodies 4, 4, there is provided a transfer device body 10, in which a cylindrical body mounting spacer part 5, 5 is provided to form a plane moving part 6 for the cylindrical body. , and a printing device body 7 for printing on the peripheral wall surface of the cylindrical body is provided at the rear upper part of the planar moving section 6, and rotary feed bodies 9, 9 are further provided between the planar moving section 6 and the printing device body 7, and the rotating A curing device body 8 is provided on the upper part of the printing device body 7 behind the moving feed bodies 9, 9, and the endless chains 3, 3 connect a large number of chain pieces 21 to the first connecting shafts 45, 45 and the shaft hole 15, 15 are connected alternately through second connecting shafts 16, 16, and furthermore, a cylindrical body mounting rotating body 4,
4... is installed by inserting bolts 23 with threaded ends 22 into the large-diameter shaft 17, medium-diameter shaft 18, and small-diameter shaft 25 so that the medium-diameter shaft 18 is positioned in the shaft hole 15, and the large-diameter shaft 17. The gear body 41 is inserted into and fixed to the small diameter shaft 25, and the cylindrical body mounting rotary body 4 is inserted and fixed therein. The circumferential surface of the body 4 is an inwardly inclined inclined surface 35, and the endless chains 3, 3 are provided at locations corresponding to the planar moving portions 6 of the endless chains 3, 3.
The gear body 41 is provided at a position corresponding to the hardening device body 8 and at a position corresponding to the bottom portion 37 between the printing device body 7 and the hardening device body 8. 41. A printing device for a cylindrical body, characterized in that first parallel racks 42, 42 and second parallel racks 43, 43 are provided which mesh with 41.