CN217262931U

CN217262931U - Printing part limiting device for printing equipment

Info

Publication number: CN217262931U
Application number: CN202220376258.1U
Authority: CN
Inventors: 周旭高
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-08-23
Anticipated expiration: 2032-02-24

Abstract

The utility model discloses a printing part stop device for lithography apparatus, including conveyor and locating component, conveyor's upper surface sets up for the slope, and one side fixedly connected with limiting plate of conveyor, locating component includes the bracing piece that sets up with conveyor lateral wall fixedly connected with symmetry, the lower surface of bracing piece rotates through one-way bearing and is connected with a plurality of guide pulleys. The utility model discloses in, in this kind of printing a stop device, after utilizing conveyor to carry the completion to printing, utilize locating component to drive printing and remove, thereby carry out the secondary location and utilize bracing piece cooperation guide pulley to print a fixed, realize the location effect to printing, after having lithography apparatus to carry out the silk screen printing can, this kind of stop device not only can use in the first process of saying, can also use in subsequent second process of saying, the tangible effectual printing of avoiding appears the offset.

Description

Printing part limiting device for printing equipment

Technical Field

The utility model relates to a lithography apparatus technical field especially relates to a printing part stop device for lithography apparatus.

Background

The printing equipment is a device which transfers printing ink to the surface of paper, textile, plastic, leather, PVC, PC and other materials by the working procedures of plate making, ink applying, pressurizing and the like on the original manuscript of characters, pictures, photos, anti-counterfeiting and the like, wherein the silk screen printing refers to the silk screen printing plate which uses a silk screen as a plate base and is made into the silk screen printing plate with pictures and texts by a photosensitive plate making method. The screen printing is composed of five major elements, namely a screen printing plate, a scraper, ink, a printing table and a printing stock. The basic principle that the meshes of the image-text part and the non-image-text part of the screen printing plate are permeable to ink and impermeable to ink is utilized to print.

In the prior art, in multi-color overprinting of a silk screen, patterns with different colors need to be printed on different areas on a printing machine part step by step, and once a printing part is displaced, the conditions of blurring, ghosting, color change and the like of the printed patterns can be caused, so that the printing part is scrapped.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a printing part limiting device for printing equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a printed part limiting device for printing equipment comprises a conveying device and a positioning assembly;

the upper surface of the conveying device is obliquely arranged, and a limiting plate is fixedly connected to one side of the conveying device;

the locating component comprises a supporting rod which is symmetrically arranged with the side wall of the conveying device, the lower surface of the supporting rod is connected with a plurality of guide wheels through an one-way bearing in a rotating mode, the conveying device is close to one side of a limiting plate fixedly connected with supporting frame, the supporting frame is fixedly connected with an electric push rod, the driving end of the electric push rod is connected with a connecting rod in a sliding mode, the lower surface of the connecting rod is fixedly connected with a wedge, and the wedge is abutted to the limiting plate.

Preferably, a plurality of rectangular holes have been seted up to the lateral wall of connecting rod, and rotate through the spring pivot in the rectangular hole and be connected with the shaft, the epaxial fixed cover of wheel is equipped with the drive wheel, the epaxial winding of wheel has the stay cord, conveyor's lateral wall fixedly connected with gag lever post, and the stay cord one end and the gag lever post fixed connection of keeping away from the rope shaft, one side lateral wall of connecting rod is fixedly connected with breast board still.

Preferably, the guide wheel comprises a disc, a plurality of gaps arranged in a surrounding manner are formed in the side wall of the disc, and a rubber wheel is rotatably connected in each gap.

Preferably, one side of the conveying device close to the support rods is fixedly connected with a blanking plate, and the blanking plate is located between the two support rods.

Preferably, the conveying device is a roller type conveying belt, and an opening is formed in one side, close to the blanking plate, of the conveying device.

Preferably, a round hole is formed in one side, close to the rectangular hole, of the connecting rod, and the pull rope penetrates through the round hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, in this kind of printing part stop device, after utilizing conveyor to transport the printing part and accomplish, utilize the locating component to drive the printing part and remove to carry out secondary positioning and utilize the bracing piece to cooperate the guide pulley with the printing part fixed to the printing part, realize the location effect to the printing part, then have printing equipment to carry out the screen printing can, this kind of stop device not only can be used in the first process, can also be used in subsequent next process, practically effectual avoid the printing part to appear the offset;

2. the utility model discloses, through the shaft cooperation stay cord that sets up the spring pivot and connect, at the in-process that electric putter drove the connecting rod and removed, utilize the stay cord to drive the drive wheel and rotate, make printing piece remove to the limiting plate direction, avoid appearing conveyor and lead to the inaccurate condition in printing piece location to factors such as skidding in printing piece transportation process, improve the accurate nature of location, make the supplementary lithography apparatus that whole stop device can be better print printing piece.

Drawings

Fig. 1 is a schematic view of an overall structure of a printing element limiting device for a printing apparatus according to the present invention;

fig. 2 is a schematic view of a supporting rod structure of a printing element limiting device for a printing apparatus according to the present invention;

FIG. 3 is a schematic view of a connecting rod structure of a printing element limiting device for a printing apparatus according to the present invention;

fig. 4 is a schematic structural view of a driving wheel of a printing element limiting device for a printing apparatus according to the present invention.

In the figure: 1. a conveying device; 2. a limiting plate; 3. a support bar; 4. a guide wheel; 401. a disc; 402. a notch; 403. a rubber wheel; 5. a support frame; 6. an electric push rod; 7. a connecting rod; 8. a wedge block; 9. a drive wheel; 10. pulling a rope; 11. a breast board; 12. and discharging the material plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a printing member limiting device for a printing apparatus includes a conveying device 1 and a positioning assembly;

the upper surface of the conveying device 1 is obliquely arranged, one side of the conveying device 1 is fixedly connected with a limiting plate 2, the conveying device 1 is obliquely conveyed upwards or downwards in a lateral direction instead of being obliquely conveyed upwards or downwards, the inclination angle is between 15 degrees and 30 degrees, at the moment, a printing part on the conveying device 1 slides to a position which is abutted against the limiting plate 2 under the action of gravity, and similarly, the printing device and the printing part are in a parallel state during operation, it needs to be explained that the viscosity of ink adopted by silk screen printing is relatively large, small-amplitude inclination hardly influences the printing effect, the positioning assembly comprises a supporting rod 3 which is symmetrically arranged and fixedly connected with the side wall of the conveying device 1, the lower surface of the supporting rod 3 is rotatably connected with a plurality of guide wheels 4 through one-way bearings, each guide wheel 4 comprises a disc 401, the side wall of the disc 401 is provided with a plurality of notches 402 which are arranged in a surrounding manner, and rubber wheels 403 are rotatably connected in the notches 402, the guide wheel 4 of the design can be matched with a one-way bearing, after the connecting rod 7 drives the printing part to move towards the supporting rod 3, the connecting rod 7 can not drive the printing part to move downwards by utilizing the friction force of the guide wheel 4 and the printing part, if the printing machine is made of flexible materials, the purpose of paving the printing part can be achieved, the notch 402 is arranged to be matched with the rubber wheel 403, on one hand, the rubber wheel 403 is utilized to improve the friction force of the guide wheel 4 and the printing part, the situation that the printing part retreats along with the connecting rod 7 is avoided, on the other hand, the roller wheel positioned in the notch 402 can avoid interfering the driving wheel 9 and the conveying belt device to drive the printing part to move, one side of the conveying device 1, which is close to the limiting plate 2, is fixedly connected with the supporting frame 5, and the supporting frame 5 is fixedly connected with the electric push rod 6, wherein the electric push rod 6 is used for driving the connecting rod 7 to move, and the purpose of adjusting and positioning the printing part is achieved, finally, the printing part is limited by matching with the support rod 3 and the guide wheel 4, the driving end of the electric push rod 6 is connected with the connecting rod 7 in a sliding way, the side wall of the connecting rod 7 is provided with a plurality of rectangular holes, the rectangular holes are rotatably connected with wheel shafts through spring rotating shafts, the wheel shafts are fixedly sleeved with driving wheels 9, pull ropes 10 are wound on the wheel shafts, the side wall of the conveying device 1 is fixedly connected with the limiting rod, one end of each pull rope 10, which is far away from the corresponding rope shaft, is fixedly connected with the limiting rod, one side of the connecting rod 7, which is close to the corresponding rectangular hole, is provided with a round hole, each pull rope 10 penetrates through the round hole, one side wall of the connecting rod 7 is also fixedly connected with a breast board 11, the lower surface of the connecting rod 7 is fixedly connected with a wedge block 8, the wedge block 8 is abutted against the limiting board 2, in the design, after the printing part is placed on the conveying device 1, the conveying device 1 drives the printing part to move towards the printing device, and meanwhile, the printing part slides towards the limiting board 2 under the action of gravity, the positioning of the coordinate (as shown by coordinate axes in the figure) of the printing part in the Y-axis direction is realized, after the printing part moves to the lower part of the printing equipment, the electric push rod 6 drives the connecting rod 7 to move towards the supporting rod 3, then the wedge-shaped block 8 does not abut against the limiting plate 2, the connecting rod 7 presses on the printing part under the action of gravity, and one end of the pull rope 10 is fixed on the limiting rod, so that the pull rope 10 can drive the wheel shaft to rotate, the synchronous driving wheel 9 drives the printing part to move in the X-axis direction until the printing part abuts against the breast board 11, so that the positioning of the printing part in the X-axis direction and the Y-axis direction can be completed, the driving wheel 9 and the guide wheel 4 pressing on the printing part are utilized to limit the printing part, so that the printing part cannot generate displacement in the printing process, the printing effect is further ensured, and the situations of printing pattern blurring, double image, color change and the like are avoided, the limiting device can be used in the initial process and the subsequent multiple printing processes, and is convenient to use and accurate in positioning;

in the design, the roller type conveying belt adopts metal rollers as conveying equipment, the service life of the conveying equipment is long, but the friction force between the roller type conveying belt and a printing part is smaller than that between a driving wheel 9 and the printing part, and the position of the driving wheel 9 is positioned above the metal rollers, so that the driving wheel 9 can be ensured to be matched with the metal rollers to ensure that the metal rollers have certain pressure on the printing part and further ensure that the driving wheel has friction force for driving the printing part to move, and a limiting plate 2 can be inserted into a gap between a plurality of metal rollers, if the printing part to be printed continues to move along with the conveying belt in the use process, then control electric putter 6 to contract, until connecting rod 7 returns initial position, and after wedge 8 and limiting plate 2 offset, connecting rod 7 and printing separation, conveyor 1 continues to drive the printing and removes afterwards, and when needing the printing to go out the flitch direction and remove, then control electric putter 6 and continue the extension, make it drive the printing and continue to move to going out the flitch direction, until the length of stay cord 10 reaches the limit, make connecting rod 7 upwards remove under stay cord 10 and electric putter 6 common effect, and then make connecting rod 7 and printing separation, if the width of printing is great, then can repeat control electric putter 6 and stretch out and draw back, until the printing moves on going out the flitch (need the frictional force of guide pulley 4 and printing to be greater than the frictional force of drive wheel 9 and printing).

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A printing part limiting device for printing equipment is characterized by comprising a conveying device (1) and a positioning assembly;

the upper surface of the conveying device (1) is obliquely arranged, and one side of the conveying device (1) is fixedly connected with a limiting plate (2);

the utility model discloses a positioning assembly, including with bracing piece (3) that conveyor (1) lateral wall fixedly connected with symmetry set up, the lower surface of bracing piece (3) rotates through one-way bearing and is connected with a plurality of guide pulleys (4), one side fixedly connected with support frame (5) that conveyor (1) is close to limiting plate (2), and fixedly connected with electric putter (6) on support frame (5), the drive end sliding connection of electric putter (6) has connecting rod (7), the lower fixed surface of connecting rod (7) is connected with wedge (8), and wedge (8) and limiting plate (2) offset the setting.

2. The printing element limiting device for the printing equipment as claimed in claim 1, wherein a plurality of rectangular holes are formed in the side wall of the connecting rod (7), a wheel shaft is rotatably connected in each rectangular hole through a spring rotating shaft, a driving wheel (9) is fixedly sleeved on the wheel shaft, a pulling rope (10) is wound on the wheel shaft, a limiting rod is fixedly connected to the side wall of the conveying device (1), one end, far away from the rope shaft, of the pulling rope (10) is fixedly connected with the limiting rod, and a baffle plate (11) is further fixedly connected to one side wall of the connecting rod (7).

3. The printing part limiting device for the printing equipment as claimed in claim 1, wherein the guide wheel (4) comprises a disc (401), a plurality of notches (402) are formed in the side wall of the disc (401) in a surrounding manner, and a rubber wheel (403) is rotatably connected in each notch (402).

4. A printing member limiting device for a printing apparatus according to claim 1, wherein a blanking plate (12) is fixedly connected to one side of the conveying device (1) close to the support rods (3), and the blanking plate (12) is located at a position between the two support rods (3).

5. A printing element limiting device for printing equipment according to claim 4, wherein the conveying device (1) is a roller conveyor belt, and an opening is formed in one side of the conveying device (1) close to the blanking plate (12).

6. A printing member limiting device for printing equipment according to claim 2, wherein a circular hole is formed in one side of the connecting rod (7) close to the rectangular hole, and the pull rope (10) penetrates through the circular hole.