Clamp type liquid crystal display screen foam pressing jig

Abstract

The utility model discloses a clamp type liquid crystal display screen foam pressing jig. The clamp type liquid crystal display screen foam pressing jig comprises a first clamp, a second clamp, a T-shaped pressing mechanism and an L-shaped guide mechanism. The first clamp is hinged to the second clamp; the T-shaped pressing mechanism is arranged at the tail end of the first clamp, the L-shaped guide mechanism is arranged at the tail end of the second clamp, and the T-shaped pressing mechanism comprises a flexible pressing device; the flexible pressing device is arranged on the T-shaped pressing mechanism and used for making contact with foam to be pressed for pressing. The clamp structure is adopted, the T-shaped pressing mechanism and the L-shaped guide mechanism are arranged at the tail ends of the two clamps respectively, the universality of the pressing jig is improved, the flexible pressing device is arranged on the T-shaped pressing mechanism, fine scraps are avoided, the production efficiency is improved, and the production cost is reduced. The problems that a jig adopted for pasting and pressing a glass adhesive tape and a back plate or a middle frame of an existing color television product is poor in universality and uneven in stress, and chippings and foreign matter are generated are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of pressing jigs, in particular to a clamp-type liquid crystal display screen foam pressing jig. Background Art

[0002] According to the assembly steps of color TV products, before the glass is bonded, the glass adhesive strip needs to be pasted to the back panel or middle frame and then pressed with a certain force to ensure that the foam adhesive strip is firmly bonded.

[0003] In the existing assembly method, a Teflon pressing jig is used for pressing operation, but there are the following defects:

[0004] ① It is easy to wear and produce debris. If it is not cleaned completely, there will be foreign matter in the module;

[0005] ② Different sizes and models need to be remade, and the fixture lacks universality;

[0006] ③ When the pressure-maintaining rubber strip is applied, the force is generated by the manual swing arm, and there may be uneven pressure-maintaining force at both ends, resulting in the risk of debonding. Summary of the invention

[0007] The jigs used for sticking and pressing the glass adhesive strips of existing color TV products to the back plate or the middle frame have the problems of poor versatility, uneven force and generation of debris and foreign matter.

[0008] In view of the above problems, a clamp-type liquid crystal display foam pressing jig is proposed. By adopting a clamp structure and arranging a T-shaped pressing mechanism and an L-shaped guiding mechanism at the ends of the two clamps, the versatility of the pressing jig is improved, and a flexible pressing device is arranged on the T-shaped pressing mechanism to avoid the generation of fine chips, improve production efficiency, and solve the problems of poor versatility, uneven force and generation of debris and foreign matter in the jigs used for pasting and pressing the glass adhesive strips and the back panel or the middle frame of existing color TV products.

[0009] A clamp-type liquid crystal display foam pressing jig, comprising:

[0010] First clamp;

[0011] Second clamp;

[0012] T-type pressing mechanism;

[0013] L-shaped guide mechanism;

[0014] The first clamp is hinged to the second clamp;

[0015] The T-shaped pressing mechanism is arranged at the end of the first clamp, the L-shaped guiding mechanism is arranged at the end of the second clamp, and the T-shaped pressing mechanism comprises:

[0016] Flexible pressing device;

[0017] The flexible pressing device is arranged on the T-shaped pressing mechanism, and is used for contacting with the foam to be pressed to perform pressing.

[0018] In combination with the clamp-type liquid crystal display foam pressing fixture described in the utility model, in a first possible implementation manner, the T-shaped pressing mechanism further includes:

[0019] T-frame;

[0020] The T-shaped frame is integrally formed at the end of the first clamp, and includes:

[0021] a first connecting portion;

[0022] Press plate;

[0023] The pressing plate is integrally connected to the first connecting portion.

[0024] In combination with the first possible implementation manner of the utility model, in a second possible implementation manner, the pressing plate is perpendicular to the end of the first clamp, and the pressing plate is provided with:

[0025] A first through slot;

[0026] The flexible pressing device is disposed in the first through slot, and the outer side of the flexible pressing device slightly protrudes from the first through slot.

[0027] In combination with the second possible implementation of the utility model, in a third possible implementation, the flexible pressing device includes:

[0028] Multiple roller sets;

[0029] The roller assembly is transversely fixed in the first through groove.

[0030] In combination with the third possible implementation manner of the utility model, in a fourth possible implementation manner, a plurality of tooth-shaped air-avoiding groove groups are provided in the first through groove;

[0031] The tooth-shaped avoidance groove group corresponds to the roller group one by one.

[0032] In conjunction with the clamp-type liquid crystal display foam pressing jig of the utility model, in a fifth possible implementation manner, the L-shaped guide mechanism includes:

[0033] L-shaped fixing bracket;

[0034] The L-shaped fixing frame and the second clamp are integrally formed.

[0035] In combination with the fifth possible implementation of the utility model, in a sixth possible implementation, the L-shaped fixing frame includes:

[0036] a second connecting portion;

[0037] a guide frame perpendicular to the second connecting portion;

[0038] The second connecting portion and the guide frame are respectively provided with a square groove and a square hole.

[0039] In combination with the sixth possible implementation manner of the utility model, in a seventh possible implementation manner, the L-shaped guide mechanism further includes:

[0040] A first guide wheel and a second guide wheel;

[0041] The first guide wheel and the second guide wheel are respectively disposed in the square groove and the square hole, and the first guide wheel and the second guide wheel slightly protrude from the square groove and the square hole respectively.

[0042] In combination with the fourth possible implementation manner of the present utility model, in an eighth possible implementation manner, the roller set is made of flexible rubber material.

[0043] In combination with the seventh possible implementation manner of the utility model, in a ninth possible implementation manner, the first guide wheel and the second guide wheel are made of flexible rubber material.

[0044] The clamp-type liquid crystal display foam pressing jig described in the utility model improves the versatility of the pressing jig by adopting a clamp structure and arranging a T-shaped pressing mechanism and an L-shaped guiding mechanism at the ends of the two clamps respectively, and arranges a flexible pressing device on the T-shaped pressing mechanism to avoid the generation of fine chips, improve production efficiency, and solve the problems of poor versatility, uneven force and generation of debris and foreign matter in the jigs used for pasting and pressing the glass adhesive strips and the back panel or the middle frame of existing color TV products. BRIEF DESCRIPTION OF THE DRAWINGS

[0045] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0046] Figure 1 It is a schematic diagram of the structure of a Teflon pressing fixture in the prior art;

[0047] Figure 2 This is a schematic diagram of the overall structure of the clamp-type liquid crystal display foam pressing fixture in the utility model;

[0048] Figure 3 It is a partial structural schematic diagram of a clamp-type liquid crystal display foam pressing fixture in the utility model. DETAILED DESCRIPTION

[0049] The following will be combined with the drawings in the utility model to clearly and completely describe the technical solution in the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, other embodiments obtained by ordinary technicians in this field without creative work are all within the scope of protection of the utility model.

[0050] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0051] The jigs used for sticking and pressing the glass adhesive strips of existing color TV products to the back plate or the middle frame have the problems of poor versatility, uneven force and generation of debris and foreign matter.

[0052] In view of the above problems, a clamp-type liquid crystal display foam pressing fixture is proposed.

[0053] A clamp-type liquid crystal display foam pressing fixture, such as Figure 2 , Figure 2 It is a schematic diagram of the overall structure of the clamp-type LCD foam pressing fixture in the utility model; it includes a first clamp 100, a second clamp 300, a T-shaped pressing mechanism 200, and an L-shaped guiding mechanism 400; the first clamp 100 is hinged to the second clamp 300; the T-shaped pressing mechanism 200 is arranged at the end of the first clamp 100, the L-shaped guiding mechanism 400 is arranged at the end of the second clamp 300 and the T-shaped pressing mechanism 200 includes a flexible pressing device; the flexible pressing device is arranged on the T-shaped pressing mechanism 200, and is used to contact with the foam to be pressed for pressing. By adopting a clamp structure and arranging a T-shaped pressing mechanism 200 and an L-shaped guiding mechanism 400 at the ends of the two clamps, the versatility of the pressing jig is improved, and a flexible pressing device is arranged on the T-shaped pressing mechanism 200 to avoid the generation of fine chips, improve production efficiency, and solve the problems of poor versatility, uneven force and generation of debris and foreign matter in the jigs used for pasting and pressing the glass adhesive strips and the back panel or the middle frame of existing color TV products.

[0054] The side and bottom sliding rollers are installed on the L-shaped guide mechanism 400 to cooperate with the pressing block to ensure that the force is always in a straight line.

[0055] The main design is the same as the clamp, and it can be used to press F-slots of different depths of back panels and middle frames of different sizes, reducing the repetitiveness of tooling production.

[0056] The first clamp 100 and the second clamp 300 are hinged to form a clamp body of the fixture, and are hinged or rotatably connected in the middle by a pin or a pin shaft.

[0057] The first clamp 100 and the second clamp 300 may further include a first handle 110 and a second handle 310 for respectively performing pressing operations. Springs may also be provided inside the first handle 110 and the second handle 310 for rebounding.

[0058] Furthermore, the T-shaped pressing mechanism 200 further includes: a T-shaped frame 210 ; the T-shaped frame 210 is integrally formed at the end of the first clamp 100 , and the T-shaped frame 210 includes a first connecting portion 211 and a pressing plate 212 ; the pressing plate 212 is integrally connected to the first connecting portion 211 .

[0059] The pressing plate 212 is fixed to the end of the first clamp 100 through the first connecting portion 211 .

[0060] Furthermore, the pressing plate 212 is perpendicular to the end of the first clamp 100 , and a first through slot 2121 is provided on the pressing plate 212 ; the flexible pressing device is provided in the first through slot 2121 , and the outer side of the flexible pressing device slightly protrudes from the first through slot 2121 .

[0061] Preferably, if Figure 3 , Figure 3 It is a partial structural diagram of the clamp-type LCD foam pressing fixture in the utility model. The flexible pressing device includes a plurality of roller groups 220; the roller groups 220 are transversely fixed in the first through groove 2121. The roller groups 220 are made of flexible rubber. Seven roller groups 220 can be arranged in the through groove, and each roller group 220 can include seven rollers.

[0062] The roller assembly 220 uses rubber material as a pressure-maintaining device, thereby avoiding the problem of fine chips generated after the existing Teflon block is pressed.

[0063] Furthermore, to facilitate pressing, a plurality of tooth-shaped free space groove groups 2122 are provided in the first through groove 2121 ; the tooth-shaped free space groove groups 2122 correspond to the roller groups 220 one by one.

[0064] Specifically, the L-shaped guide mechanism 400 includes an L-shaped fixing frame 410 ; the L-shaped fixing frame 410 and the second clamp 300 are integrally formed.

[0065] Furthermore, the L-shaped fixing frame 410 includes a second connecting portion 411 and a guide frame 412 perpendicular to the second connecting portion 411 ; the second connecting portion 411 and the guide frame 412 are respectively provided with a square groove 4111 and a square hole 4121 .

[0066] Furthermore, the L-shaped guide mechanism 400 further includes a first guide wheel 420 and a second guide wheel 430; the first guide wheel 420 and the second guide wheel 430 are respectively disposed in the square groove 4111 and the square hole 4121, and the first guide wheel 420 and the second guide wheel 430 are respectively slightly protruded from the square groove 4111 and the square hole 4121. The first guide wheel 420 and the second guide wheel 430 are made of flexible rubber material.

[0067] When in use, the L-shaped guide mechanism 400 is leaned against the outer side of the back panel F edge / the outer side of the middle frame, and then the first handle 110 and the second handle 310 apply force at the same time to make the rubber roller group 220 of the T-shaped pressing mechanism 200 press onto the assembled foam strip, and then move horizontally along the outer side of the back panel F edge / the outer side of the middle frame to complete the pressure maintenance of the strip.

[0068] The clamp-type liquid crystal display foam pressing jig of the utility model improves the versatility of the pressing jig by adopting a clamp structure and arranging a T-shaped pressing mechanism 200 and an L-shaped guiding mechanism 400 at the ends of the two clamps respectively, and a flexible pressing device is arranged on the T-shaped pressing mechanism 200 to avoid the generation of fine chips, improve production efficiency, and solve the problems of poor versatility, uneven force and generation of debris and foreign matter in the jigs used for pasting and pressing the glass adhesive strips and the back panel or the middle frame of the existing color TV products.

[0069] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A clamp-type liquid crystal display foam pressing fixture, characterized in that: include: First clamp; Second clamp; T-type pressing mechanism; L-shaped guide mechanism; The first clamp is hinged to the second clamp; The T-shaped pressing mechanism is arranged at the end of the first clamp, the L-shaped guiding mechanism is arranged at the end of the second clamp, and the T-shaped pressing mechanism comprises: Flexible pressing device; The flexible pressing device is arranged on the T-shaped pressing mechanism, and is used for contacting with the foam to be pressed to perform pressing.

2. The clamp-type liquid crystal display foam pressing jig according to claim 1 is characterized in that: The T-shaped pressing mechanism also includes: T-frame; The T-shaped frame is integrally formed at the end of the first clamp, and includes: a first connecting portion; Press plate; The pressing plate is integrally connected to the first connecting portion.

3. The clamp-type liquid crystal display foam pressing jig according to claim 2, characterized in that: The pressing plate is perpendicular to the end of the first clamp, and the pressing plate is provided with: A first through slot; The flexible pressing device is disposed in the first through slot, and the outer side of the flexible pressing device slightly protrudes from the first through slot.

4. The clamp-type liquid crystal display foam pressing jig according to claim 3, characterized in that: The flexible pressing device comprises: Multiple roller sets; The roller assembly is transversely fixed in the first through groove.

5. The clamp-type liquid crystal display foam pressing jig according to claim 4, characterized in that: A plurality of tooth-shaped air-avoiding groove groups are arranged in the first through groove; The tooth-shaped avoidance groove group corresponds to the roller group one by one.

6. The clamp-type liquid crystal display foam pressing jig according to claim 1, characterized in that: The L-shaped guide mechanism comprises: L-shaped fixing bracket; The L-shaped fixing frame and the second clamp are integrally formed.

7. The clamp-type liquid crystal display foam pressing jig according to claim 6, characterized in that: The L-shaped fixing frame comprises: a second connecting portion; a guide frame perpendicular to the second connecting portion; The second connecting portion and the guide frame are respectively provided with a square groove and a square hole.

8. The clamp-type liquid crystal display foam pressing jig according to claim 7, characterized in that: The L-shaped guide mechanism also includes: A first guide wheel and a second guide wheel; The first guide wheel and the second guide wheel are respectively disposed in the square groove and the square hole, and the first guide wheel and the second guide wheel slightly protrude from the square groove and the square hole respectively.

9. The clamp-type liquid crystal display foam pressing jig according to claim 5, characterized in that: The roller set is made of flexible rubber material.

10. The clamp-type liquid crystal display foam pressing jig according to claim 8, characterized in that: The first guide wheel and the second guide wheel are made of flexible rubber material.

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