CN219520286U - Liquid crystal display backboard stamping die convenient for demolding - Google Patents
Liquid crystal display backboard stamping die convenient for demolding Download PDFInfo
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- CN219520286U CN219520286U CN202320050707.8U CN202320050707U CN219520286U CN 219520286 U CN219520286 U CN 219520286U CN 202320050707 U CN202320050707 U CN 202320050707U CN 219520286 U CN219520286 U CN 219520286U
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- lower die
- fixedly connected
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- crystal display
- die
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Abstract
The utility model relates to a liquid crystal display backboard stamping die convenient for demolding, which comprises a base, wherein the upper end part of the base is fixedly connected with a supporting frame, a stamping assembly is arranged on the supporting frame, a lower die assembly is arranged on the base, the lower die assembly comprises a lower die, one end of the lower die is fixedly connected with the upper end part of the base, the upper end part of the lower die is fixedly connected with a convex block, the inside of the lower die is provided with a mounting cavity, the inside of the lower die is provided with a mounting groove, one end of the mounting groove is communicated with the mounting cavity, the inside of the mounting groove is fixedly provided with a driving motor, and an output shaft of the driving motor is fixedly connected with a screw, one end of which penetrates through the lower die and extends to the inside of the convex block. This liquid crystal display backplate stamping die convenient drawing of patterns because the baffle blockked to and kicking block and roof can jack-up the backplate that the punching press was accomplished simultaneously in left and right sides and middle part, when making the backplate can automatic drawing of patterns, can also reduce the backplate and produce the possibility of damage, improve backplate punching press quality.
Description
Technical Field
The utility model relates to the technical field of processing of display backboard, in particular to a liquid crystal display backboard stamping die convenient to demould.
Background
The backboard of the computer display can play the advantage that the pcb is prevented from being bent, the pcb strengthens the strength of the display card pcb, and if the backboard is not used for a long time, the backboard can become bent and curved due to the influence of gravity, and after the backboard is additionally arranged, the display card strength can be uniformly dispersed, so that the function of strengthening the pcb is achieved.
Along with the wide use of curved surface screen, the backplate no longer is the flat board subsidiary recess form before, and the backplate also needs to be curved surface structure and laminates the curved surface screen, and liquid crystal display backplate need use stamping die to carry out stamping forming to it in production process, like a liquid crystal display backplate subassembly mould punching device that publication number CN214866446U discloses, including brace table, pneumatic rod and workstation, the bracing piece is installed at the top of brace table, backup pad a is installed at the top of bracing piece, backup pad a's inboard is fixed with the mounting panel through the bolt, the top movable mounting of mounting panel has sliding plate a, the cylinder case is installed to sliding plate a's bottom, the internally mounted of cylinder case has the cylinder, slides at sliding plate a's inside through sliding, can drive the cylinder case when sliding to adjust the transverse position of punching press head, be convenient for the staff to process the machined part, through rotating the dead bolt and fixing sliding plate a, through the bottom of connector has the punching press head through threaded connection, thereby be convenient for the staff to change the punching press head, the staff of being convenient for changes the punching press head to the different machined part of work piece.
However, after the stamping of the liquid crystal display backboard is completed in the application, the liquid crystal display backboard needs to be manually demoulded, and the discharging is more difficult in the demoulding process, so that the phenomena of clamping, partial top damage, top cracking and the like are easily caused, the backboard production yield is reduced, and the liquid crystal display backboard stamping die convenient to demould is provided to solve the problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the liquid crystal display backboard stamping die convenient to demould, has the advantages of convenient demould and the like, and solves the problem that demould is easy to damage by clamping materials.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the stamping die comprises a base, wherein the upper end part of the base is fixedly connected with a supporting frame, a stamping assembly is arranged on the supporting frame, and a lower die assembly is arranged on the base;
the lower die assembly comprises a lower die with one end fixedly connected with the upper end of the base, the upper end of the lower die is fixedly connected with a lug, an installation cavity is formed in the lower die, an installation groove with one end communicated with the installation cavity is formed in the lower die, a driving motor is fixedly arranged on the inner side of the installation groove, one end of an output shaft of the driving motor penetrates through the lower die and extends to a screw rod in the lug, a sleeve rod is connected with the outer side of the screw rod in a threaded manner, one end of the upper end of the sleeve rod is fixedly connected with a top plate in the lug, a movable plate is fixedly connected with the outer side of the sleeve rod, a limiting rod penetrating through the movable plate is fixedly connected with the inner side of the installation cavity, a top block is connected with the inner side of the lower die in a rotating manner, and one end of the lower end of the top block is hinged with a connecting rod hinged with the upper end of the movable plate.
Further, the inner peripheral wall of the loop bar is provided with an internal thread, and the internal thread is matched with the thread on the outer side of the screw rod.
Further, a through hole with one end communicated with the mounting cavity and positioned at the outer side of the loop bar is formed in the bump, and a connecting groove with one end communicated with the through hole and positioned at the outer side of the top plate is formed in the upper end of the bump.
Further, the upper end of the lower die is provided with a connecting hole, one end of the connecting hole is communicated with the mounting cavity and located at the outer side of the ejector block, and the ejector block is rotationally connected in the connecting hole through a rotating shaft.
Further, the outside fixedly connected with baffle of bed die, the quantity of baffle is four, four the baffle is equidistant symmetric distribution in the outside of bed die.
Further, the stamping assembly comprises a hydraulic cylinder with one end fixedly connected with the upper end part of the support frame, an output end of the hydraulic cylinder is fixedly connected with an upper die, a connecting block is fixedly connected with the outer side of the upper die, one end of the inner side of the support frame is fixedly connected with a vertical rod penetrating through the connecting block, and a spring is fixedly connected between the lower end part of the connecting block and the upper end part of the base.
Further, the round hole is formed in the connecting block, and the specification of the round hole is matched with that of the connecting block.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:
this liquid crystal display backplate stamping die convenient drawing of patterns because the baffle blockked to and kicking block and roof can jack-up the backplate that the punching press was accomplished simultaneously in left and right sides and middle part, when making the backplate can automatic drawing of patterns, can also reduce the backplate and produce the possibility of damage, improve backplate punching press quality.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a lower module structure of the present utility model;
fig. 3 is an enlarged view of fig. 2 a in accordance with the present utility model.
In the figure: 1 base, 2 support frames, 3 punching press components, 31 pneumatic cylinders, 32 montants, 33 connecting blocks, 34 upper dies, 35 springs, 4 lower die components, 41 lower dies, 42 mounting grooves, 43 screw rods, 44 driving motors, 45 movable plates, 46 limit rods, 47 mounting cavities, 48 loop bars, 49 top plates, 410 convex blocks, 411 baffle plates, 412 connecting rods and 413 top blocks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, a stamping die for a liquid crystal display backboard convenient for demolding in the present embodiment includes a base 1, a support frame 2 fixedly connected to an upper end portion of the base 1, a stamping assembly 3 disposed on the support frame 2, and a lower die assembly 4 disposed on the base 1.
Wherein, punching press subassembly 3 includes the pneumatic cylinder 31 of one end and the upper end fixed connection of support frame 2, and the output fixedly connected with of pneumatic cylinder 31 goes up mould 34, and the outside fixedly connected with connecting block 33 of last mould 34, the montant 32 of connecting block 33 is run through to the inboard fixedly connected with one end of support frame 2, fixedly connected with spring 35 between the upper end of lower tip and base 1 of connecting block 33.
In addition, the inside of connecting block 33 has offered the round hole, and the specification of round hole and connecting block 33's specification phase-match makes pneumatic cylinder 31 more stable in the punching press of mould 34 downshifting in-process in pushing through the spacing of montant 32 to connecting block 33.
In this embodiment, the activated hydraulic cylinder 31 can press the display back plate placed on the lower die assembly 4 while pushing the upper die 34 to stably move down.
Referring to fig. 2-3, in this embodiment, the lower die assembly 4 includes a lower die 41 with one end fixedly connected to an upper end of the base 1, a bump 410 is fixedly connected to an upper end of the lower die 41, a mounting cavity 47 is formed in the lower die 41, a mounting groove 42 with one end communicated with the mounting cavity 47 is formed in the lower die 41, a driving motor 44 is fixedly mounted on an inner side of the mounting groove 42, an output shaft of the driving motor 44 is fixedly connected with a screw rod 43 with one end penetrating the lower die 41 and extending to the inside of the bump 410, a sleeve rod 48 is screwed on an outer side of the screw rod 43, a top plate 49 with one end extending to the inside of the bump 410 is fixedly connected to an upper end of the sleeve rod 48, a movable plate 45 is fixedly connected to an inner side of the sleeve rod 48, a limit rod 46 penetrating the movable plate 45 is rotatably connected to an inner side of the mounting cavity 47, and a top block 413 is rotatably connected to an inner side of the lower die 41, and a connecting rod 412 with one end hinged to an upper end of the movable plate 45 is hinged to a lower end of the top block 413.
In this embodiment, the baffle 411 blocks, and the top blocks 413 and the top plate 49 can jack up the punched back plate at the left side, the right side and the middle part simultaneously, so that the back plate can be automatically demolded, and meanwhile, the loss on the back surface can be reduced, and the punching quality of the back plate is improved.
Wherein, the inner peripheral wall of the loop bar 48 is provided with internal threads, and the internal threads are matched with the threads on the outer side of the screw 43, so that the rotating screw 43 can drive the loop bar 48 to reciprocate up and down.
In addition, a through hole with one end being communicated with the mounting cavity 47 and located at the outer side of the sleeve rod 48 is formed in the inner portion of the protruding block 410, and a connecting groove with one end being communicated with the through hole and located at the outer side of the top plate 49 is formed in the upper end portion of the protruding block 410, so that the sleeve rod 48 passing through the lower die 41 and the top plate 49 located in the protruding block 410 have a moving space.
Next, a connecting hole, one end of which is communicated with the mounting cavity 47 and is positioned outside the ejector block 413, is formed in the upper end portion of the lower die 41, and the ejector block 413 is rotatably connected in the connecting hole through a rotating shaft, so that the ejector block 413 positioned inside the connecting hole can rotate along the rotating shaft after being jacked up by the connecting rod 412.
Then, the outer side of the lower die 41 is fixedly connected with baffle plates 411, the number of the baffle plates 411 is four, and the four baffle plates 411 are equidistantly and symmetrically distributed on the outer side of the lower die 41 to limit and block the display backboard placed on the bump 410 and the lower die 41.
The working principle of the embodiment is as follows:
the hydraulic cylinder 31 is started to push the upper die 34 to move downwards stably, the display backboard placed on the lower die 41 can be punched, the started driving motor 44 drives the screw 43 to rotate, the sleeve rod 48 and the movable plate 45 can be driven to ascend, the movable plate 45 and the sleeve rod 48 can stably ascend due to the limit of the limit rod 46, the top plate 49 can be driven to ascend, the jacking block 413 can be jacked up through the connecting rod 412 to rotate, the backboard placed on the protruding block 410 can be jacked up automatically, and the backboard punched by the jacking block 413 and the top plate 49 can be jacked up simultaneously on the left side, the right side and the middle part, so that the possibility of damage to the backboard can be reduced and the punching quality of the backboard can be improved while the backboard can be automatically demoulded.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a liquid crystal display backplate stamping die of convenient drawing of patterns, includes base (1), its characterized in that: the upper end part of the base (1) is fixedly connected with a support frame (2), a stamping assembly (3) is arranged on the support frame (2), and a lower die assembly (4) is arranged on the base (1);
the lower die assembly (4) comprises a lower die (41) with one end fixedly connected with the upper end of the base (1), a lug (410) is fixedly connected with the upper end of the lower die (41), a mounting cavity (47) is formed in the lower die (41), a mounting groove (42) with one end communicated with the mounting cavity (47) is formed in the lower die (41), a driving motor (44) is fixedly mounted on the inner side of the mounting groove (42), one end of an output shaft of the driving motor (44) penetrates through the lower die (41) and extends to a screw rod (43) in the lug (410), a sleeve rod (48) is connected with the outer side of the screw rod (43), one end of the upper end of the sleeve rod (48) extends to a top plate (49) in the lug (410), a movable plate (45) is fixedly connected with the outer side of the sleeve rod (48), a limit rod (46) penetrating through the movable plate (45) is fixedly connected with the inner side of the mounting cavity (47), one end of the lower die (41) is rotatably connected with a screw rod (43) with one end of the top plate (413), and one end of the upper end of the connecting rod (413) is hinged to the movable plate (45).
2. The liquid crystal display backboard stamping die convenient to demolding according to claim 1, wherein: the inner peripheral wall of the loop bar (48) is provided with an internal thread, and the internal thread is matched with the thread at the outer side of the screw rod (43).
3. The liquid crystal display backboard stamping die convenient to demolding according to claim 1, wherein: the inside of lug (410) is offered one end and is linked together and be located the through-hole in the outside of loop bar (48) with installation cavity (47), the spread groove that one end and through-hole intercommunication and be located the roof (49) outside is offered to the upper end of lug (410).
4. The liquid crystal display backboard stamping die convenient to demolding according to claim 1, wherein: the upper end of the lower die (41) is provided with a connecting hole, one end of the connecting hole is communicated with the mounting cavity (47) and is positioned at the outer side of the top block (413), and the top block (413) is rotationally connected in the connecting hole through a rotating shaft.
5. The liquid crystal display backboard stamping die convenient to demolding according to claim 1, wherein: the outer side of the lower die (41) is fixedly connected with baffle plates (411), the number of the baffle plates (411) is four, and the four baffle plates (411) are symmetrically distributed on the outer side of the lower die (41) at equal intervals.
6. The liquid crystal display backboard stamping die convenient to demolding according to claim 1, wherein: the stamping assembly (3) comprises a hydraulic cylinder (31) with one end fixedly connected with the upper end of the supporting frame (2), an upper die (34) is fixedly connected with the output end of the hydraulic cylinder (31), a connecting block (33) is fixedly connected with the outer side of the upper die (34), a vertical rod (32) with one end penetrating through the connecting block (33) is fixedly connected with the inner side of the supporting frame (2), and a spring (35) is fixedly connected between the lower end of the connecting block (33) and the upper end of the base (1).
7. The liquid crystal display backboard stamping die convenient to demolding according to claim 6, wherein: round holes are formed in the connecting blocks (33), and the specifications of the round holes are matched with those of the connecting blocks (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320050707.8U CN219520286U (en) | 2023-01-09 | 2023-01-09 | Liquid crystal display backboard stamping die convenient for demolding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320050707.8U CN219520286U (en) | 2023-01-09 | 2023-01-09 | Liquid crystal display backboard stamping die convenient for demolding |
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| Publication Number | Publication Date |
|---|---|
| CN219520286U true CN219520286U (en) | 2023-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320050707.8U Active CN219520286U (en) | 2023-01-09 | 2023-01-09 | Liquid crystal display backboard stamping die convenient for demolding |
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| CN (1) | CN219520286U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116809780A (en) * | 2023-08-30 | 2023-09-29 | 新乡市亚联重工有限公司 | Spherical head hot die molding die |
-
2023
- 2023-01-09 CN CN202320050707.8U patent/CN219520286U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116809780A (en) * | 2023-08-30 | 2023-09-29 | 新乡市亚联重工有限公司 | Spherical head hot die molding die |
| CN116809780B (en) * | 2023-08-30 | 2023-11-07 | 新乡市亚联重工有限公司 | Spherical head hot die molding die |
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