CN216884231U

CN216884231U - Precision positioning cutting machine

Info

Publication number: CN216884231U
Application number: CN202220157933.1U
Authority: CN
Inventors: 刘瑞林; 申阳; 罗义万; 金鑫鑫; 李祥
Original assignee: Wuhan Ruipusai Technology Co ltd
Current assignee: Wuhan Ruipusai Technology Co ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-07-05
Anticipated expiration: 2032-01-20

Abstract

The utility model discloses a precision positioning cutting machine, which is characterized in that an infrared positioning instrument is arranged to accurately align a printing plate, a pressing mechanism is matched to press and fix the printing plate, the printing plate is prevented from deviating in the cutting process, a cutting knife wheel cuts the printing plate, the pressing mechanism is retracted after the cutting, the printing plate is taken away to complete the cutting operation, the edge of the obtained printing plate is smooth, the phenomena of burrs and layering are obviously improved, and the printing quality of a product and the customer satisfaction degree are greatly improved.

Description

Precision positioning cutting machine

Technical Field

The utility model relates to the technical field of manufacturing of alignment film printing plates. More particularly, the present invention relates to a precision positioning cutting machine.

Background

The printing of the alignment film is performed by a method of transferring ink through an anilox roller by using a flexible photosensitive resin plate. In the lcd industry, the generation line is generally represented by the size of a glass substrate. As technology has advanced, the size of glass substrates has grown to 2940 x 3370mm from the first 4 generations to the current 10.5 generations. The advanced line glass substrates commonly available in the market at present generally refer to large-sized glass substrates of 55 inches or more, i.e., 8.5 generation lines or more. The larger the size of the high-generation line glass substrate, the more large-size liquid crystal panels can be cut, and the higher the production benefit is. However, the alignment film printing process cannot be separated in the panel manufacturing process of any generation line. An alignment film printing plate with high dimensional precision fit is required in the alignment film printing process.

At present, in the cutting machine aiming at the alignment film printing plate in the market, the alignment identification degree is low only by naked eyes before cutting, the cutting tolerance is at least +/-3 mm, and the size of the printing plate actually required by a client cannot be achieved. And the cutter wheel extrudes the printing plate to deviate in the cutting process, so that the edge of the printing plate is burred and layered, and a solvent can be soaked from the edge in the process of cleaning and using the printing plate by a customer, so that the service life of the alignment film printing plate and the film surface quality of the alignment film are seriously influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a precision positioning cutting machine, which aims to solve the technical problems that the cutting machine for the alignment film printing plate in the prior art is easy to generate the phenomena of burr and delamination of the edge of the printing plate in the cutting process.

To achieve these objects and other advantages in accordance with the purpose of the utility model, there is provided a precision positioning cutting machine including:

the cutting mechanism comprises a working table surface and a cutting knife wheel, the working table surface is horizontal in direction and used for placing a printing plate, and the cutting knife wheel is used for cutting the printing plate on the working table surface;

the portal frame is fixedly arranged above the cutting mechanism;

the infrared positioning instrument is arranged above the working table and fixed on the portal frame, and the infrared positioning instrument is arranged towards the working table and used for positioning the printing plate;

and the pressing mechanism is arranged above the working table surface and faces the working table surface and is used for pressing down the fixed printing plate.

Preferably, the infrared positioning instruments are respectively arranged at the first end and the last end of the cutting stroke of the cutting knife wheel.

Preferably, the pushing mechanism comprises a plurality of pushing assemblies, each pushing assembly comprises a pushing cylinder, the stretching direction of each pushing cylinder is downward, and a horizontally arranged pressing plate is fixed at the bottom of the stretching end of each pushing cylinder.

Preferably, each of the pressing assemblies comprises a plurality of pressing cylinders which are parallel to each other and are symmetrically arranged, the bottoms of the telescopic ends of the plurality of pressing cylinders are connected with a pressing block together, and the pressing plate is fixed at the bottom of the pressing block.

Preferably, the cylinder body of the pressing cylinder is fixedly connected with the portal frame.

Preferably, a set of the pressing assemblies is respectively arranged at the first end and the last end of the cutting stroke of the cutter wheel.

The utility model at least comprises the following beneficial effects: according to the precise positioning cutting machine, the infrared positioning instrument is arranged to accurately align the printing plate, the pressing mechanism is matched to press and fix the printing plate, the printing plate is prevented from deviating in the cutting process, then the cutting knife wheel cuts the printing plate, the pressing mechanism is retracted after the cutting is finished, the printing plate is taken away to complete the cutting operation, the cutting tolerance can be reduced to +/-0.5 mm from +/-3 mm, the edge of the printing plate is smooth, the phenomena of burrs and layering are obviously improved, and the printing quality of a product and the customer satisfaction are greatly improved.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

Fig. 1 is a front view structural diagram of the present invention.

The specification reference numbers indicate: 1. the device comprises a working table, 2, a cutting knife wheel, 3, a printing plate, 4, a portal frame, 5, an infrared positioning instrument, 6, a pressing mechanism, 7, a pressing cylinder, 8, a pressing block, 9 and a pressing plate.

Detailed Description

The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the utility model by referring to the description text.

In the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1, a precision positioning cutting machine of the present invention includes:

the cutting mechanism comprises a working table surface 1 and a cutting knife wheel 2, the working table surface 1 is horizontal in direction and used for placing a printing plate 3, and the cutting knife wheel 2 is used for cutting the printing plate 3 on the working table surface 1;

the portal frame 4 is fixedly arranged above the cutting mechanism;

the infrared positioning instrument 5 is arranged above the working table board 1 and fixed on the portal frame 4, and the infrared positioning instrument 5 is arranged towards the working table board 1 and used for positioning the printing plate 3;

and the pressing mechanism 6 is arranged above the working table surface 1 and is arranged towards the working table surface 1 and used for pressing the fixed printing plate 3.

Cutting cutter wheel 2 is cut along the working table 1 in a determined direction, a portal frame 4 is fixed above a cutting mechanism, an infrared locator 5 is installed on the portal frame 4, a pressing mechanism 6 can be installed and fixed through the portal frame 4, and can also be arranged outside the area where the printing plate 3 is placed on the working table 1 in addition, so that the portal frame 4, the infrared locator 5 and the pressing mechanism 6 do not hinder the cutting stroke of the cutting cutter wheel 2, when the alignment film printing plate 3 needs to be cut, the printing plate 3 is flatly placed on the working table 1 firstly, the printing plate 3 is accurately aligned by using the infrared locator 5, then the pressing mechanism 6 is used for pressing and fixing the printing plate 3, the deviation of the printing plate 3 in the cutting process is prevented, after the cutting equipment is electrified and opened, the cutting cutter wheel 2 is used for cutting the printing plate 3 along the traveling direction, the pressing mechanism 6 is retracted after the cutting, and the four sides of the printing plate 3 are cut by repeating the steps for four times, after all the cutting operations are finished, the printing plate 3 is taken away to finish the cutting operation, the final cutting tolerance is reduced to +/-0.5 mm from +/-3 mm, burrs and layering phenomena are improved, the edge of the printing plate 3 is smooth, and the printing quality of a product and the customer satisfaction can be greatly improved.

In another technical scheme, as shown in fig. 1, the infrared positioning instruments 5 are respectively arranged at the first end and the last end of the cutting stroke of the cutting knife wheel 2. The infrared positioning instruments 5 are respectively arranged at the head end and the tail end of the stroke of the cutting machine to determine the cutting position, so that the positioning precision of the printing plate 3 is improved.

In another technical solution, as shown in fig. 1, the pressing mechanism 6 includes a plurality of pressing assemblies, each pressing assembly includes a pressing cylinder 7, the stretching direction of the pressing cylinder 7 is downward, and a horizontally disposed pressing plate 9 is fixed at the bottom of the stretching end.

According to 3 planar characteristics of galley, size set up surperficial smooth clamp plate 9, it is vertical that the flexible direction of push down cylinder 7 drive, through the head and the end at the cutting stroke, install push down cylinder 7 additional and carry out the pressfitting to galley 3, the position of interim rigid printing plate 3 before the cutting, cooperation infrared positioning appearance 5's accurate positioning to accurate location cutting route, and can prevent that galley 3 from shaking or skew at the cutting in-process, guaranteed the cutting quality.

In another technical scheme, as shown in fig. 1, each of the pressing assemblies includes a plurality of pressing cylinders 7 which are parallel to each other and symmetrically arranged, the bottoms of the telescopic ends of the plurality of pressing cylinders 7 are connected with a pressing block 8, and the pressing plate 9 is fixed at the bottom of the pressing block 8. A plurality of pressing cylinders 7 are symmetrically arranged to be connected with a pressing block 8 together, so that the synchronism of each pressing cylinder 7 is enhanced, one pressing plate 9 is pushed together, the area of the pressing plate 9 can be increased, balanced downward force is applied to each side of the pressing plate 9, and the pressing plate 3 which is stable and attached to the pressing plate 9 is promoted.

In another technical scheme, as shown in fig. 1, a cylinder body of the pressing cylinder 7 is fixedly connected with the portal frame 4. And the lower air cylinder 7 is fixedly connected with the portal frame 4 and integrally installed on the portal frame 4 together with the infrared positioning instrument 5, so that the installation efficiency is improved, and the installation cost is reduced.

In another technical scheme, as shown in fig. 1, a group of the pressing assemblies is respectively arranged at the first end and the last end of the cutting stroke of the cutter wheel 2. Set up a set of subassembly that pushes down respectively through the end and end at the cutting machine stroke, push down respectively fixedly to the longer 3 both ends of galley of size, improve the stability fixed to galley 3.

While the embodiments of the utility model have been disclosed above, it is not limited to the applications set forth in the specification and illustrated in the embodiments, which are fully applicable to various fields of endeavor with which the utility model may be practiced, and further modifications may readily be effected by those skilled in the art, it is therefore intended that the utility model not be limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.

Claims

1. A precision positioning cutting machine, comprising:

the portal frame is fixedly arranged above the cutting mechanism;

2. The precision positioning cutting machine according to claim 1, wherein the infrared positioning instruments are respectively provided at the first and last ends of the cutting stroke of the cutter wheel.

3. The precision positioning cutting machine according to claim 1, wherein the pressing mechanism comprises a plurality of pressing assemblies, each pressing assembly comprises a pressing cylinder, the stretching direction of the pressing cylinder is downward, and a horizontally arranged pressing plate is fixed at the bottom of the stretching end.

4. The precision positioning cutting machine according to claim 3, wherein each said pressing assembly comprises a plurality of said pressing cylinders which are parallel and symmetrically arranged, the bottom of the telescopic end of each said pressing cylinder is connected with a pressing block, and the bottom of the pressing block fixes one said pressing plate.

5. The precision positioning cutting machine according to claim 4, wherein the cylinder body of the pressing cylinder is fixedly connected with the portal frame.

6. A precision positioning cutting machine according to claim 3 wherein a set of said hold-down assemblies are provided at each of the first and last ends of the cutting stroke of said cutter wheel.