CN204320934U - Light-emitting diode display backboard groove shaping mould - Google Patents
Light-emitting diode display backboard groove shaping mould Download PDFInfo
- Publication number
- CN204320934U CN204320934U CN201420675816.XU CN201420675816U CN204320934U CN 204320934 U CN204320934 U CN 204320934U CN 201420675816 U CN201420675816 U CN 201420675816U CN 204320934 U CN204320934 U CN 204320934U
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- adjustment
- screw mandrel
- groove
- shaping
- mould
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Abstract
The utility model discloses a kind of light-emitting diode display backboard groove shaping mould, comprise upper bolster (21) and be arranged on the shaping adjustment part (3) of upper bolster (21) below, shaping adjustment part (3) comprises adjustment screw mandrel (31), oblique mould (32) and adjustment drift (33), adjustment screw mandrel (31) is horizontally installed on the lower surface of upper bolster (21) by screw mandrel fixed block (34), adjustment drift (33) is perpendicular with adjustment screw mandrel (31), oblique mould (32) is arranged on the end of adjustment screw mandrel (31) by ball roller (35), the left end of ball roller (35) is connected with the end winding support of adjustment screw mandrel (31), the right-hand member of ball roller (35) to be arranged in oblique mould (32) and can to produce relative rotation with oblique mould (32).Active force is directly supplied to oblique mould by adjustment screw mandrel in a linear fashion, and oblique mould controls the motion of adjustment drift again, have power transmission stable, tiltedly mould to move accurate advantage.
Description
Technical field
The utility model relates to a kind of mould structure technical field, particularly relates to a kind of light-emitting diode display backboard groove shaping mould.
Background technology
Light-emitting diode display (or LCD display) is a kind of flat panel display equipment, in the structure of LED (or LCD display) display, shell is the vitals of LED (LCD) display module (PCB PANEL printed substrate, the reflective paillon foil of SHEET etc.) closely encasing core.Because LED (LCD) display floater itself can not be luminous, need to arrange lamp luminescence after it, so backboard not only plays the effect of fixed L ED (LCD) display module, also need to provide reflection to illuminate effect with what improve fluorescent tube to the fluorescent tube be arranged in groove.Be generally used for the backboard of fixer crystal panel, what adopt is the parts of metal framework, and is connected outside housing, can be described as " skeleton " of liquid crystal display, backboard has the details such as hole, grab, projection, groove, these details are all that punch process realizes.Particularly this groove, as shown in Figure 1, need to turn down to the inside through backboard housing, the trilateral coffin of the tool surrounded, this space can hold fluorescent tube 13,14 twice totally after 90 degree; The backlight lamp tube of LED (LCD) is located in groove, thus this groove size, angle is very important, is the guarantee that can display have fine reflecting effect.
The size of this rectangular channel we be commonly called as " light inlet is wide ", due to " light inlet is wide " size extremely unstable through twice bending, fluorescent tube is sometimes put to enter, or after putting in, product has fluorescent tube to have scuffing.Subsequent artefacts needs manual setting product size when remaking industry, and this mode scrappage is very high, and product and annex are wasted larger.
In a Chinese utility model patent document of CN101920290A, disclose a kind of diel of fine-tuning mold and punching head, comprise upper and lower die holder, this upper bolster seat has been fixedly connected sequentially a upper padding plate and a train wheel bridge, and is flexibly connected de-plate on a baffle plate and; This die shoe is fixedly connected with a lower plate, and is flexibly connected baffle plate and once de-plate; Described train wheel bridge is also fixedly connected with a drive block and a drift, described drift one end is inserted in train wheel bridge, and this end is provided with one first inclined plane ... preferably, also comprise crushing block, described crushing block one end is inserted in this upper padding plate, and this end is also provided with second inclined plane that can coordinate above-mentioned first inclined plane, this crushing block other end is then socketed on the stud of this screw, this screw is bolted in lower plate side, described first flexible member one end contacts at lower plate side, and the other end then contacts on described crushing block.If this drift volume under pressure is excessive or the thickness of product is slightly large, cause this drift and shaping enter sub-cooperate degree excessive time, the degree be namely bolted in these clamping plate by reducing this screw bounces back to make this drift, and then reduces the volume under pressure of this drift; Or if this drift volume under pressure is not enough or the thickness of product is slightly little, cause drift and enter the sub degree coordinated not, the degree be namely bolted in these clamping plate by increasing this screw is extended to make this drift, and then increases the volume under pressure of this drift.
In this part of patent document, one end of crushing block is socketed on the stud of screw, and by shown in accompanying drawing, the lateral section of crushing block is L shape.When need extend drift, first to the inner turn screw of upper padding plate, this active force is passed to drift by the crushing block in L shape by stud.In this step, because the active force applied to screw is transmitted by the crushing block in L shape, this just brings and transmits unstable problem.Although crushing block provides stability as the first flexible member to it using spring, flexible member is easy to follow the string after long-term use, such stamping products inaccuracy, and product quality is poor and need repeatedly change.
Utility model content
For overcoming above-mentioned shortcoming, the purpose of this utility model be to provide one can effectively controlling and adjustment " light inlet is wide " size and in reforming process drift move stable and accurate light-emitting diode display backboard groove shaping mould.
In order to reach above object, the technical solution adopted in the utility model is: a kind of light-emitting diode display backboard groove shaping mould, for the groove bending edges of punching press shaping light-emitting diode display backboard, comprise upper bolster and be arranged on the shaping adjustment part below upper bolster, described shaping adjustment part comprises adjustment screw mandrel, oblique mould and adjustment drift, described adjustment screw mandrel is horizontally installed on the lower surface of upper bolster by screw mandrel fixed block, described adjustment drift is perpendicular with adjustment screw mandrel, described oblique mould is arranged on the end of adjustment screw mandrel by ball roller, the left end of described ball roller is connected with adjustment screw mandrel end winding support, the right-hand member of described ball roller to be arranged in oblique mould and can to produce relative rotation with oblique mould, the lower surface of described oblique mould is provided with the first slope, the upper surface of described adjustment drift is provided with second slope that can coordinate the first slope, the lower surface of described adjustment drift is provided with and the 3rd slope in order to bending groove bending edges, the sidewall of described adjustment drift is provided with hanging platform, spring is provided with below described hanging platform, described spring is compressive state, for ensure adjust drift the second slope can with the first slope close contact of oblique mould.Compared with prior art, oblique mould is directly fixed on the end of adjustment screw mandrel by ball roller, indirectly, oblique mould is the end being directly fixed on adjustment screw mandrel, active force is directly supplied to oblique mould by adjustment screw mandrel in a linear fashion, oblique mould controls adjustment drift again and carries out punching press shaping to groove bending edges, and without the need to driving punch by the crushing block in L shape, good, the oblique mould of stability with the transmission of power moves accurate advantage.
Preferably, the side of described oblique mould is provided with draw-in groove, and the right-hand member of described ball roller is arranged in draw-in groove, and the periphery wall being positioned at the ball roller of draw-in groove is provided with a circle groove, and be provided with connecting rod in described draw-in groove, described connecting rod is fastened in groove.Acting as of connecting rod: one, by being connected ball roller with the cooperation of groove, then realize connecting regulating screw mandrel, after rotating adjustment screw mandrel, adjustment screw mandrel can move left and right, and guarantees to drive oblique mould together to move left and right; Two ensure that do not drive oblique mould to rotate, adjustment can be carried out smoothly when rotating adjustment screw mandrel.Ball roller effectively can prevent the positioning of adjustment screw mandrel, and adjustment position is more accurate, and is easy to regulate.
No longer move after preventing regulating adjustment screw mandrel, then described adjustment screw mandrel is provided with fixing feed screw nut as further improvement of the utility model.After regulating the position of adjustment screw mandrel that size adjusting is good, then the feed screw nut that is tightened can realize fixing, and prevents the positioning of adjustment screw mandrel.
Preferably, the angle of described first slope, the second slope is respectively 8 °.
Preferably, the angle of described 3rd slope is 9 °.
Preferably, described shaping adjustment part is provided with many groups, and described many group shaping adjustment parts are spaced along groove bending edges, and the spacing distance between two groups of often adjacent shaping adjustment parts is 20-30mm.Because display backplane groove is long, adjustment drift can not make one large rectangular, must according to the length dimension that will adjust, average mark is made into several sections.
Preferably, the width of described adjustment drift is equal with the width of oblique mould.
Accompanying drawing explanation
Fig. 1 is the bending part groove signal enlarged drawing of display backplane in prior art;
Fig. 2 is the structural representation of light-emitting diode display backboard in the present embodiment;
Fig. 3 is that in the present embodiment, wherein one group of shaping adjustment part is fixedly installed on the structural representation below upper bolster;
Fig. 4 is the structural representation of wherein one group of shaping adjustment part in the present embodiment;
Fig. 5 is the partial enlarged drawing at A place in Fig. 4;
Fig. 6 is the upward view of Fig. 4;
Fig. 7 is the present embodiment does not carry out bending work local structural graph to groove bending edges;
Fig. 8 is that the present embodiment carries out the local structural graph after bending work to groove bending edges.
In figure:
1-LED display backplane; 11-groove bending edges;
21-upper bolster; 211-upper padding plate; 212-train wheel bridge; The upper de-backing plate of 213-; The upper de-plate of 214-;
22-die shoe; 221-counterdie backing plate; 222-lower bolster;
3-shaping adjustment part; 31-adjusts screw mandrel; The oblique mould of 32-; 321-first slope; 322-draw-in groove; 33-adjusts drift; 331-second slope; 332-the 3rd slope; 333-hanging platform; 34-screw mandrel fixed block; 35-ball roller; 351-fixes screw mandrel screw; 352-connecting rod; 353-groove; 36-spring; 37-fixes feed screw nut.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.
Shown in accompanying drawing 1-8, a kind of light-emitting diode display backboard groove shaping mould in the present embodiment, for the groove bending edges 11 of punching press shaping light-emitting diode display backboard 1, comprise upper bolster 21 and be arranged on the shaping adjustment part 3 below upper bolster 21, shaping adjustment part 3 comprises adjustment screw mandrel 31, oblique mould 32 and adjustment drift 33, adjustment screw mandrel 31 is horizontally installed on the lower surface of upper bolster 21 by screw mandrel fixed block 34, adjustment drift 33 is perpendicular with adjustment screw mandrel 31, oblique mould 32 is arranged on the end of adjustment screw mandrel 31 by ball roller 35, the left end of ball roller 35 is connected with the end winding support of adjustment screw mandrel 31, in the present embodiment, the left end of ball roller 35 is set in the end of adjustment screw mandrel 31 and is achieved a fixed connection by several fixing screw mandrel screws 351, the right-hand member of ball roller 35 to be arranged in oblique mould 32 and can to produce relative rotation with oblique mould 32, the lower surface of oblique mould 32 is provided with the first slope 321, the upper surface of adjustment drift 33 is provided with second slope 331 that can coordinate the first slope 321, the lower surface of adjustment drift 33 is provided with and the 3rd slope 332 in order to bending groove bending edges 11, the sidewall of adjustment drift 33 is provided with hanging platform 333, spring 36 is provided with below hanging platform 333, spring 36 is in compressive state.When need adjust the distance between drift 33 and groove bending edges about 11, turn adjustment screw mandrel 31, adjustment screw mandrel 31 moves left and right, as shown in Figure 3,4, when adjusting screw mandrel 31 and moving to left, the first slope 321 is separated with the second slope 331, but the pressure be subject to due to adjustment drift 33 upper surface reduces, spring 36 elastic force effect adjustment drift 33 moves and again contacts with oblique mould 32, now, the distance between adjustment drift 33 lower surface and groove bending edges about 11 is larger; When adjusting screw mandrel 31 and moving to right, the first slope 321 presses to the second slope 331, and the pressure that adjustment drift 33 upper surface is subject to subtracts greatly, and adjustment drift 33 moves down, and now, the distance between adjustment drift 33 and groove bending edges about 11 is less, easy to adjust.
The right-hand member of ball roller 35 is arranged in oblique mould 32 and the concrete structure that can produce relative rotation with oblique mould 32 is: tiltedly the side of mould 32 is provided with draw-in groove 322, the right-hand member of ball roller 35 is arranged in draw-in groove 322, the periphery wall being positioned at the ball roller 35 of draw-in groove 322 is provided with a circle groove 353, be provided with connecting rod 352 in draw-in groove 322, connecting rod 352 is fastened in groove 353.When adjustment screw mandrel 31 moves to left, the left end of ball roller 35 is connected with the end winding support of adjustment screw mandrel 31, so adjustment screw mandrel 31 can drive ball roller 35 to move to left, because connecting rod 352 is fastened in the groove 353 of ball roller 35, so ball roller 35 can drive oblique mould 32 to move to left, ball roller 35 drives oblique mould 32 for realizing adjustment screw mandrel 31, in addition, owing to being provided with a circle groove 353 on ball roller 35 periphery wall, can ensure that adjustment screw mandrel 31 can relatively rotate with oblique mould 32, namely when turn regulates screw mandrel 31, oblique mould 32 can not rotate with it, effectively can prevent the positioning of adjustment screw mandrel 31, and make adjust screw mandrel 31 adjustment more for convenience.
In order to ensure that adjustment screw mandrel 31 can not positioning after adjusting distance further, then adjust on screw mandrel 31 and be provided with fixing feed screw nut 37.After adjustment screw mandrel 31 is threaded to desired location, then the feed screw nut 37 that is tightened screws.
In the present embodiment, adjustment drift 33 profile design is particularly crucial, and as shown in Figure 3, the angle [alpha] 1 of the first slope 321, second slope 331 is respectively 8 °; As shown in Figure 4, the angle [alpha] 2 of the 3rd slope 332 is 9 °.
Wherein, shaping adjustment part 3 is provided with many groups, and many group shaping adjustment parts 3 are spaced along groove bending edges 11, and the spacing distance between two groups of often adjacent shaping adjustment parts 3 is 20-30mm.
The width of adjustment drift 33 is equal with the width of oblique mould 32.Each section of adjustment drift 33 is connected interaction with adjustment screw mandrel 31 with ball roller 35 by the oblique mould 32 of correspondence.
Identical with prior art is, this mould comprises upper bolster 21 and die shoe 22, the lower surface of upper bolster 21 is disposed with upper padding plate 211, train wheel bridge 212, upper de-backing plate 213, upper de-plate 214 from top to bottom, the upper surface of die shoe 22 is disposed with counterdie backing plate 221, lower bolster 222 from bottom to up, first upper bolster 21 is fixed on the top of machine, die shoe 22 is fixed on machinery bed, adjustment screw mandrel 31 in the present embodiment is arranged in upper padding plate 211, and adjustment drift 33 vertically runs through train wheel bridge 212, upper de-backing plate 213, upper de-plate 214.During work, fixing on the lower bolster 222 that the display backplane 1 front operation completed is placed on die shoe 22, now, the oblique mould 32 in shaping adjustment part 3 is separated with adjustment drift 33 and does not contact; Upper bolster 21 is descending, upper de-plate 214 first contact product face, and upper bolster 21 continues descending, and oblique mould 32 contacts to produce with adjustment drift 33 and moves, thus carries out shaping to the groove bending edges 11 of product.During die sinking, product " light inlet is wide " size adjusting puts in place, and mechanical arm takes out product, enters next step operation smoothly.
Above embodiment is only for illustrating technical conceive of the present utility model and feature; its object is to allow person skilled in the art understand content of the present utility model and to be implemented; protection domain of the present utility model can not be limited with this; all equivalences done according to the utility model Spirit Essence change or modify, and all should be encompassed in protection domain of the present utility model.
Claims (7)
1. a light-emitting diode display backboard groove shaping mould, for the groove bending edges (11) of punching press shaping light-emitting diode display backboard (1), comprise upper bolster (21) and be arranged on the shaping adjustment part (3) of upper bolster (21) below, described shaping adjustment part (3) comprises adjustment screw mandrel (31), oblique mould (32) and adjustment drift (33), described adjustment screw mandrel (31) is horizontally installed on the lower surface of upper bolster (21) by screw mandrel fixed block (34), described adjustment drift (33) is perpendicular with adjustment screw mandrel (31), it is characterized in that: described oblique mould (32) is arranged on the end of adjustment screw mandrel (31) by ball roller (35), the left end of described ball roller (35) is connected with the end winding support of adjustment screw mandrel (31), the right-hand member of described ball roller (35) to be arranged in oblique mould (32) and can to produce relative rotation with oblique mould (32), the lower surface of described oblique mould (32) is provided with the first slope (321), the upper surface of described adjustment drift (33) is provided with second slope (331) that can coordinate the first slope (321), the lower surface of described adjustment drift (33) is provided with the 3rd slope (332) in order to bending groove bending edges (11), the sidewall of described adjustment drift (33) is provided with hanging platform (333), described hanging platform (333) below is provided with spring (36), described spring (36) is in compressive state.
2. light-emitting diode display backboard groove shaping mould according to claim 1, it is characterized in that: the side of described oblique mould (32) is provided with draw-in groove (322), the right-hand member of described ball roller (35) is arranged in draw-in groove (322), the periphery wall being positioned at the ball roller (35) of draw-in groove (322) is provided with a circle groove (353), be provided with connecting rod (352) in described draw-in groove (322), described connecting rod (352) is fastened in groove (353).
3. light-emitting diode display backboard groove shaping mould according to claim 2, is characterized in that: described adjustment screw mandrel (31) is provided with fixing feed screw nut (37).
4. the light-emitting diode display backboard groove shaping mould according to claim 1-3 any one, is characterized in that: the angle of described first slope (321), the second slope (331) is respectively 8 °.
5. the light-emitting diode display backboard groove shaping mould according to claim 1-3 any one, is characterized in that: the angle of described 3rd slope (332) is 9 °.
6. the light-emitting diode display backboard groove shaping mould according to claim 1-3 any one, it is characterized in that: described shaping adjustment part (3) is provided with many groups, described many groups shaping adjustment part (3) are spaced along groove bending edges (11), and the spacing distance between two groups of often adjacent shaping adjustment parts (3) is 20-30mm.
7. the light-emitting diode display backboard groove shaping mould according to claim 6 any one, is characterized in that: the width of described adjustment drift (33) is equal with the width of oblique mould (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420675816.XU CN204320934U (en) | 2014-11-12 | 2014-11-12 | Light-emitting diode display backboard groove shaping mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420675816.XU CN204320934U (en) | 2014-11-12 | 2014-11-12 | Light-emitting diode display backboard groove shaping mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204320934U true CN204320934U (en) | 2015-05-13 |
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ID=53157337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420675816.XU Expired - Fee Related CN204320934U (en) | 2014-11-12 | 2014-11-12 | Light-emitting diode display backboard groove shaping mould |
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| Country | Link |
|---|---|
| CN (1) | CN204320934U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104475561A (en) * | 2014-11-12 | 2015-04-01 | 江苏凡润电子有限公司 | LED display backplane groove dressing die |
-
2014
- 2014-11-12 CN CN201420675816.XU patent/CN204320934U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104475561A (en) * | 2014-11-12 | 2015-04-01 | 江苏凡润电子有限公司 | LED display backplane groove dressing die |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20191112 |