CN218158617U

CN218158617U - High-precision liquid crystal display equipment frame bending die

Info

Publication number: CN218158617U
Application number: CN202221925272.9U
Authority: CN
Inventors: 欧阳华; 彭海林
Original assignee: Shenzhen Huaxin Cnc Co ltd
Current assignee: Shenzhen Huaxin Cnc Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2022-12-27
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses a high-accuracy liquid crystal display equipment frame mould of bending, including chassis and cut-under-pressure subassembly, the indent has been seted up to the chassis left part, and the indent rear is provided with the blowpit for the breach is cut-under-pressure the cut-under-pressure subassembly sets up in indent the place ahead, the cut-under-pressure subassembly includes sliding frame, spout, slide rail, pinion rack, slide, guide rail, drive wheel, ratch and tucking, the spout has been seted up to the sliding frame upper surface, and the spout left and right sides symmetry has seted up the slide rail, sliding connection has the pinion rack in the spout, and the symmetrical fixedly connected with slide of pinion rack left and right sides, the guide rail has been seted up to the pinion rack upper surface, and the pinion rack below is provided with the drive wheel, the drive wheel below is provided with the ratch, the embedded closing of guide rail is connected with the connecting rod, backing plate top fixedly connected with hydraulic stem. The utility model discloses a cooperation between each part for can excise borduring of the department of bending man-hour the frame, avoid borduring when bending to corrugate.

Description

High-precision liquid crystal display equipment frame bending die

Technical Field

The utility model relates to a liquid crystal display equipment technical field specifically is a high-accuracy liquid crystal display equipment frame mould of bending.

Background

The liquid crystal display is an active matrix liquid crystal display driven by a thin film transistor, and mainly uses current to stimulate liquid crystal molecules to generate points, lines and surfaces to be matched with a back lamp tube to form a picture, IPS, TFT and SLCD all belong to the subclasses of the LCD, the liquid crystal display generally comprises a liquid crystal panel, a backlight module, a frame and the like, and the frame of the liquid crystal display equipment needs to be processed and molded by a bending device in the production process.

When an existing bending die is used for producing a frame, the conditions of edge covering and edge folding can occur when the edge covering and the bending forming are carried out on the same die, and therefore a high-precision liquid crystal display device frame bending die is provided.

Disclosure of Invention

An object of the utility model is to provide a high accuracy liquid crystal display equipment frame mould of bending to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-accuracy liquid crystal display equipment frame mould of bending, includes chassis and crush-cutting subassembly, the indent has been seted up to the chassis left part, and the indent rear is provided with the blowpit for crush-cutting the breach crush-cutting subassembly sets up in indent the place ahead, crush-cutting subassembly includes sliding frame, spout, slide rail, pinion rack, slide, guide rail, drive wheel, ratch and tucking, the spout has been seted up to the sliding frame upper surface, and the spout left and right sides symmetry has seted up the slide rail, sliding connection has the pinion rack in the spout, and pinion rack left and right sides symmetry fixedly connected with slide, the guide rail has been seted up to the pinion rack upper surface, and the pinion rack below is provided with the drive wheel, the drive wheel below is provided with the ratch, and ratch rear fixedly connected with tucking, the gomphosis is connected with the connecting rod in the guide rail, and the connecting rod top rotates and is connected with the backing plate, backing plate top fixedly connected with hydraulic stem.

Furthermore, the toothed plate is connected with the sliding frame in an embedded mode through the sliding groove, the sliding plate is connected with the sliding frame in a sliding mode through the sliding rail, the toothed plate is meshed with the driving wheel, the driving wheel is meshed with the toothed rod, and the driving wheel is rotatably connected with the chassis through the rotating shaft.

Furthermore, the left side and the right side of the upper portion of the base plate are symmetrically connected with limiting rods in a sliding mode, springs are arranged on the outer sides of the lower portions of the limiting rods in a laminating mode, pressing plates are fixedly connected to the lower ends of the springs, and through grooves are formed in the surfaces of the pressing plates.

Furthermore, the upper end of the spring is fixedly connected with the backing plate, and the backing plate is elastically connected with the pressing plate through the spring.

Further, the chassis right part is provided with the fashioned subassembly of bending that is used for, the subassembly of bending includes base, spacing frame, spacing groove, bending roller, fixture block, fagging, gear, bull stick, draw-in groove, rocker, bottom block and module, the spacing frame of bilateral symmetry fixedly connected with around the base, and the spacing groove has been seted up to spacing frame left and right sides symmetry, be connected with bending roller through the spacing groove gomphosis between the spacing frame, and bending roller front end fixedly connected with fixture block, base front end fixedly connected with fagging, and the fagging left and right sides symmetry rotates and is connected with the gear, gear the place ahead fixedly connected with bull stick, and the bull stick surface has seted up the draw-in groove, the bull stick lower extreme fixedly connected with rocker on fagging right side, fagging rear fixedly connected with bottom block, and bottom block gomphosis all around is connected with the module.

Furthermore, the fixture block is connected with the rotating rod in an embedded mode, the rotating rod is connected with the supporting plate in a rotating mode through gears, and the gears are meshed with each other.

Furthermore, the bending roller is connected with the limiting frame in a sliding mode through a limiting groove, and the bending roller is connected with the rotating rod in a sliding mode through a clamping groove.

The utility model provides a high-accuracy liquid crystal display equipment frame mould of bending possesses following beneficial effect: according to the high-precision liquid crystal display equipment frame bending die, through the matching of parts of each part, the edge of a bent part can be cut off when a frame is machined, and the wrinkling of the edge is avoided during bending;

1. the utility model discloses a setting of pressure cutting subassembly for after bending out the bordure with the material, the hydraulic stem can drive the connecting rod through the backing plate and remove, thereby make the pinion rack drive the pinion rack through the drive wheel and remove, make the pressing tool press the material and cut, extrude the bordure of the department of bending on the material breach, avoid borduring folding when bending the shaping, slide accessible slide rail keeps the stability of pinion rack, the guide rail also can avoid when bending the backing plate just drive the pinion rack and remove when limiting connecting rod movement track;

2. the utility model discloses a setting of clamp plate makes the hydraulic stem accessible backing plate drive clamp plate descend to bend the material through the indent, process out the bordure with the material, the spring can make the clamp plate stop the back backing plate that removes because of the indent and can continue to descend, thereby drive the operation of cutting assembly through the connecting rod, the gag lever post can guarantee the stability when backing plate removes, avoids it to appear squinting;

3. the utility model discloses a setting of the subassembly of bending, make to crush and cut the material and accomplish the back, can be bent into the frame type by the subassembly of bending, can drive the bull stick through the rocker and rotate, the gear can be so that the bull stick of the left and right sides carries out simultaneous movement, thereby drive the bending roll through fixture block and draw-in groove and bend the material, the movement track that the spacing groove can the bending roll limits, and after the shaping of bending, remove the material alright make the material carry the module to the back and break away from the bottom block, with the module from the material inboard take out and install back on the bottom block after alright carry out processing next time, and can change the appearance when material shaping through the change module.

Drawings

Fig. 1 is a schematic sectional front view structure diagram of the present invention;

FIG. 2 is a schematic structural view of the cross-section left side of the pressing and cutting assembly of the present invention;

fig. 3 is a schematic view of the three-dimensional structure of the limiting frame of the present invention.

In the figure: 1. a chassis; 2. pressing a groove; 3. a discharge chute; 4. pressing and cutting the component; 401. a sliding frame; 402. a chute; 403. a slide rail; 404. a toothed plate; 405. a slide plate; 406. a guide rail; 407. a driving wheel; 408. a rack bar; 409. pressing a cutter; 5. a connecting rod; 6. a base plate; 7. a hydraulic rod; 8. a limiting rod; 9. a spring; 10. pressing a plate; 11. a through groove; 12. bending the assembly; 1201. a base; 1202. a limiting frame; 1203. a limiting groove; 1204. bending rollers; 1205. a clamping block; 1206. a supporting plate; 1207. a gear; 1208. a rotating rod; 1209. a card slot; 1210. a rocker; 1211. a bottom block; 1212. and (5) modules.

Detailed Description

As shown in fig. 1, 2 and 3, a high-precision liquid crystal display device frame bending die comprises a chassis 1 and a press-cutting assembly 4, wherein a press groove 2 is formed at the left part of the chassis 1, a discharge chute 3 is arranged behind the press groove 2, the pressure cutting component 4 for pressure cutting the notch is arranged in front of the pressure groove 2, the pressure cutting component 4 comprises a sliding frame 401, a sliding groove 402, a sliding rail 403, a toothed plate 404, a sliding plate 405, a guide rail 406, a transmission wheel 407, a toothed bar 408 and a pressure knife 409, the sliding groove 402 is arranged on the upper surface of the sliding frame 401, and the left and right sides of the sliding groove 402 are symmetrically provided with sliding rails 403, the sliding groove 402 is connected with a toothed plate 404 in a sliding manner, the sliding plates 405 are symmetrically and fixedly connected with the left side and the right side of the toothed plate 404, the guide rail 406 is arranged on the upper surface of the toothed plate 404, and a driving wheel 407 is arranged below the toothed plate 404, a toothed bar 408 is arranged below the driving wheel 407, and the rear part of the rack bar 408 is fixedly connected with a pressing knife 409, a connecting rod 5 is embedded and connected in the guide rail 406, a backing plate 6 is rotatably connected above the connecting rod 5, a hydraulic rod 7 is fixedly connected above the backing plate 6, a toothed plate 404 is connected with a sliding frame 401 in a jogged manner through a sliding chute 402, and the sliding plate 405 is slidably connected with the sliding frame 401 through the sliding rail 403, the toothed plate 404 is engaged with the driving wheel 407, and the driving wheel 407 is meshed with the rack bar 408, the driving wheel 407 is rotatably connected with the chassis 1 through a rotating shaft, through the arrangement of the press-cutting component 4, after the materials are bent out of the covered edge, the hydraulic rod 7 can drive the connecting rod 5 to move through the backing plate 6, therefore, the toothed plate 404 drives the toothed rod 408 to move through the driving wheel 407, the pressing knife 409 is used for pressing and cutting the material, the edge covering of the bent part on the material is pressed to form a notch, edge covering folding during bending forming is avoided, the sliding plate 405 can keep the stability of the toothed plate 404 through the sliding rail 403, and the guide rail 406 can limit the moving track of the connecting rod 5 and can also avoid that the backing plate 6 drives the toothed plate 404 to move during bending.

As shown in fig. 1 and 2, the bilateral symmetry sliding connection in backing plate 6 top has gag lever post 8, and the laminating of 8 lower parts outsides of gag lever post is provided with spring 9, spring 9 lower extreme fixedly connected with clamp plate 10, and logical groove 11 has been seted up on clamp plate 10 surface, spring 9 upper end and backing plate 6 fixed connection, and backing plate 6 passes through spring 9 and clamp plate 10 elastic connection, setting through clamp plate 10, make 7 accessible backing plates of hydraulic stem 6 drive clamp plate 10 descend, thereby bend the material through indent 2, process out the bordure with the material, spring 9 can make clamp plate 10 can continue to descend because of indent 2 after the stop motion backing plate 6, thereby drive the operation of cutting assembly 4 through connecting rod 5, the stability when backing plate 6 removes can be guaranteed to gag lever post 8, avoid it to appear the skew.

As shown in fig. 1 and fig. 3, a bending assembly 12 for molding is disposed on the right portion of the chassis 1, the bending assembly 12 includes a base 1201, a limiting frame 1202, a limiting groove 1203, bending rollers 1204, a clamping block 1205, a supporting plate 1206, a gear 1207, a rotating rod 1208, a clamping groove 1209, a rocker 1210, a bottom block 1211 and a module 1212, the front and back sides of the base 1201 are symmetrically and fixedly connected with the limiting frame 1202, the left and right sides of the limiting frame 1202 are symmetrically and provided with the limiting groove 1203, the bending rollers 1204 are embedded and connected between the limiting frames 1202 through the limiting groove, the front end of the bending rollers 1204 is fixedly connected with the clamping block 1208, the front end of the supporting plate 1201 is fixedly connected with the supporting plate 1206, the left and right sides of the supporting plate 1206 are symmetrically and rotatably connected with the gear 1207, the rotating rod 1208 is fixedly connected in front of the gear 1207, the surface of the rotating rod 1208 is provided with the clamping groove 1209, the lower end of the rotating rod 1208 is fixedly connected on the right side of the supporting plate 1203, the supporting plate 1206 is fixedly connected with the rocker 1210, the bottom block 1211, the back is fixedly connected with the bottom block 1211, and the bottom block 1211 is connected around, the fixture block 1205 is connected with the rotating rod 1208 in an embedded manner, the rotating rod 1208 is connected with the supporting plate 1206 in a rotating manner through the gear 1207, the gears 1207 are meshed with each other, the bending roller 1204 is connected with the limiting frame 1202 in a sliding manner through the limiting groove 1203, the bending roller 1204 is connected with the rotating rod 1208 in a sliding manner through the fixture groove 1209, the bending roller 1204 is driven by the fixture block 1205 and the fixture groove 1209 to bend the material into a frame shape after the material is cut by pressing, the rotating rod 1208 can be driven by the rocker 1210 to rotate, the gear 1207 can drive the rotating rods 1208 on the left side and the right side to move synchronously, so that the bending roller 1204 is driven by the fixture block 1205 and the fixture groove 1209 to bend the material, the limiting groove 1203 can limit the moving track of the bending roller 1204, after the bending forming, the material can be moved backwards to enable the material carrying module 1212 to be separated from the bottom block 1211, the module 1212 can be taken out from the inner side of the material and can be installed on the bottom block 1211 for the next processing, and the shape of the material during forming can be changed by the replacing module 1212.

To sum up, this high-precision liquid crystal display device frame bending die, when using, at first according to the structure shown in fig. 1, fig. 2 and fig. 3, place the material plate on chassis 1, then hydraulic stem 7 can drive clamp plate 10 to descend through backing plate 6, thereby bend the material through indent 2, process the material into bordure, spring 9 can make clamp plate 10 stop moving because of indent 2 back backing plate 6 can continue descending, gag lever post 8 can guarantee the stability when backing plate 6 moves, avoid it to appear skew, connecting rod 5 slides in guide rail 406 under the drive of backing plate 6, after connecting rod 5 moves to the front end of guide rail 406, toothed bar 404 drives toothed bar 408 to move through drive wheel 407, make pressing knife 409 press cut the material, press the breach of bordure of the department of bending on the material, avoid bordure folding during bending molding, slide 403 can keep the stability of toothed plate 404 through slide rail 403, guide rail 406 can also avoid driving the bottom bar 404 to move when processing backing plate 6 and move back the bottom bar 1204 to move, make the guide rail 406 can change the material through 1207 and move back to the slider 1212 and move back through the rack 1210, make the rack 1210 move back to the rack 1210, make the rack 21 move, thereby change the material and change the contour of the rack 1210, make the rack 1210, the rack 1210 after the rack 1210 move.

Claims

1. A frame bending die for high-precision liquid crystal display equipment comprises a chassis (1) and a pressing and cutting assembly (4), and is characterized in that a pressing groove (2) is formed in the left portion of the chassis (1), a discharge chute (3) is formed in the rear portion of the pressing groove (2), the pressing and cutting assembly (4) for pressing and cutting a notch is arranged in front of the pressing groove (2), the pressing and cutting assembly (4) comprises a sliding frame (401), a sliding groove (402), a sliding rail (403), a toothed plate (404), a sliding plate (405), a guide rail (406), a transmission wheel (407), a toothed rod (408) and a pressing knife (409), the sliding groove (402) is formed in the upper surface of the sliding frame (401), the sliding rail (403) is symmetrically formed in the left side and the right side of the sliding groove (402), the toothed plate (404) is slidably connected in the sliding groove (402), the sliding plate (404) is fixedly connected in the left side and the right side of the toothed plate (404), the sliding plate (405) is symmetrically connected in the fixed, the upper surface of the toothed plate (404) is provided with the guide rail (406), the transmission wheel (407) is provided with the transmission wheel (408), a backing plate (408) is fixedly connected with a backing plate (408), and a connecting rod (5) is connected with a connecting rod (409) embedded connecting rod (409) connected in the rear portion of the pressing and a connecting rod (408), and a connecting rod (5), and a hydraulic rod (7) is fixedly connected above the base plate (6).

2. The frame bending die for the high-precision liquid crystal display device according to claim 1, wherein the toothed plate (404) is connected with the sliding frame (401) in a jogged manner through a sliding chute (402), the sliding plate (405) is connected with the sliding frame (401) in a sliding manner through a sliding rail (403), the toothed plate (404) is meshed with a driving wheel (407), the driving wheel (407) is meshed with the toothed rod (408), and the driving wheel (407) is rotatably connected with the chassis (1) through a rotating shaft.

3. The high-precision liquid crystal display device frame bending die according to claim 1, wherein limiting rods (8) are symmetrically and slidably connected to the left side and the right side above the base plate (6), springs (9) are arranged on the outer sides of the lower portions of the limiting rods (8) in a fit mode, pressing plates (10) are fixedly connected to the lower ends of the springs (9), and through grooves (11) are formed in the surfaces of the pressing plates (10).

4. The frame bending die for the high-precision liquid crystal display equipment according to claim 3, wherein the upper end of the spring (9) is fixedly connected with the backing plate (6), and the backing plate (6) is elastically connected with the pressing plate (10) through the spring (9).

5. The high-precision liquid crystal display device frame bending die as claimed in claim 1, wherein a bending assembly (12) for forming is arranged on the right portion of the chassis (1), the bending assembly (12) comprises a base (1201), a limiting frame (1202), a limiting groove (1203), bending rollers (1204), a clamping block (1205), a supporting plate (1206), a gear (1207), a rotating rod (1208), a clamping groove (1209), a rocker (1210), a bottom block (1211) and a module (1212), the front side and the rear side of the base (1201) are symmetrically and fixedly connected with the limiting frame (1202), the left side and the right side of the limiting frame (1202) are symmetrically provided with the limiting groove (1203), the bending rollers (1204) are connected between the limiting frames (1202) in an embedded mode through the limiting groove (1203), the clamping block (1205) is fixedly connected to the front end of the bending rollers (1204), the supporting plate (1206) is fixedly connected to the front end of the base (1201), the gears (1207) are symmetrically and rotatably connected to the left side and the right side of the supporting plate (1206), the rotating rod (1207) are fixedly connected to the rotating rod (1211) in front of the gear (1207), the rotating rod (1208), the rotating rod (1210) is provided with the lower end of the rotating rod (1208), the rocker (1206) and the lower end of the clamping groove (1208), and the periphery of the bottom block (1211) is embedded and connected with a module (1212).

6. The bezel bending die for a high precision liquid crystal display device as claimed in claim 5, wherein the fixture block (1205) is engaged with the rotating rod (1208), and the rotating rod (1208) is rotatably connected with the supporting plate (1206) through the gears (1207), the gears (1207) are engaged with each other.

7. The high-precision liquid crystal display device frame bending die according to claim 5, wherein the bending roller (1204) is slidably connected with the limiting frame (1202) through a limiting groove (1203), and the bending roller (1204) is slidably connected with the rotating rod (1208) through a clamping groove (1209).