CN205270568U - Crooked mould - Google Patents
Crooked mould Download PDFInfo
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- CN205270568U CN205270568U CN201520910564.9U CN201520910564U CN205270568U CN 205270568 U CN205270568 U CN 205270568U CN 201520910564 U CN201520910564 U CN 201520910564U CN 205270568 U CN205270568 U CN 205270568U
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Abstract
The utility model provides a crooked mould belongs to the mould field, including upper die base, die holder, fixed plate, locating piece, terrace die, die and two guide blocks, the fixed plate is installed on the upper die base, is provided with the recess of two symmetries on the fixed plate, the intermediate position at the upper die base is installed to the locating piece, the die is become by the die block groups that two symmetries set up, and concave module setting has a fixture block, and the die piece passes through the fixture block joint in the recess, a reset spring and the positioning block connection of die piece through being compression state, the terrace die is installed on the die holder, guide block and die holder fixed connection, and two symmetrical settings on the both sides of terrace die of guide blocks difference, and the guide block matches with the die, to the internal motion in the time of the downstream of compound die die piece in season. The utility model provides a crooked mould's die is become by two die block groups, and during the compound die, two die pieces are drawn close to the centre and are pressed embayment curved to work piece formation pressure with the work piece, can effectively carry high yield, the indirect cost of having practiced thrift.
Description
Technical field
The utility model relates to mould applications, specifically, it relates to bending mould.
Background technology
Crooked part is one of punching parts that during Modern Industry Products, automobile, electrical equipment, instrument and instrument manufacture, quantity is maximum. Crooked part major part adopts bending die to process; the bending die first having comprises two rotating dies and a solid punch; punch side is provided with orienting lug, and to make, die rotates; thus make bool shaping; this kind of mould, when by bool machine-shaping, owing to die can rotate, can affect the shape size of bool; even produce waste product, cause waste.
Practical novel content
The purpose of this utility model is to provide a kind of bending mould, to improve the problem that existing mould can affect the shape size of bool.
The utility model is achieved in that
Based on above-mentioned purpose, the utility model provides a kind of bending mould, comprising die holder, lower die holder, retaining plate, preset pieces, punch, die and two orienting lugs, described retaining plate is arranged on described upper die holder, and described retaining plate is provided with two symmetrical grooves; Described preset pieces is arranged on the mid-way of described upper die holder;
Described die is made up of two symmetrically arranged female die block, and two described female die block are respectively arranged with card block, and described female die block is connected in described groove by described card block, and described female die block is connected with described preset pieces by the first return spring in compressed state;
Described punch is arranged on described lower die holder, described orienting lug is fixedly connected with described lower die holder, and described two orienting lugs are symmetricly set on the both sides of described punch respectively, described orienting lug matches with described die, closes inward while mould described female die block in season moves downward.
The die of the bending mould that the utility model provides is made up of two pieces of female die block, female die block inwardly or outwards can slide along retaining plate in groove, when closing mould, two dies are drawn close to centre and by workpiece, workpiece mineralization pressure are pressed into bending, the such mode of motion of female die block can not make workpiece deformation substantially, can effectively improve yield rate, indirectly save cost.
Further, described bending mould also comprises mould handle and extruding part, and described mould handle is arranged on the top of described upper die holder, and described extruding part comprises pressing plate and makes bar, and described pressing plate is fixedly connected with described bar of beating; Described bar of beating erects to setting, and described bar of beating runs through described upper die holder and described mould handle, and described pressing plate is installed in described preset pieces, and described pressing plate back and forth can slide along the described axial direction due making bar relative to described preset pieces.
When closing mould, the bar of beating on upper die holder moves downward, and band dynamic pressure plate moves downward, and workpiece is not needed the part of distortion to be tightly pressed on punch by pressing plate, can ensure that workpiece does not need the part being out of shape can not because being subject to being out of shape from left and right squeeze, it is to increase yield rate.
Further, described extruding part also comprises the 2nd return spring in compressed state, institute the 2nd states return spring and is arranged on above described pressing plate, and described 2nd return spring, between described pressing plate and described preset pieces, makes described pressing plate have the trend moved downward.
2nd spring makes pressing plate all have the trend moved downward at any time, when closing mould, after pressing plate contacts with workpiece, along with the whereabouts pressing plate of upper die holder keeps not moving, thus workpiece is formed a comparatively constant pressure, due to the existence of the 2nd spring, also make pressing plate to the pressure increase of workpiece, ensure that this part can not be out of shape because of the pressure of left and right.
Further, described retaining plate is provided with the 3rd return spring in elongation state, described 3rd return spring is arranged in described groove, and described card block is connected with described retaining plate by described 3rd return spring, makes described female die block have the trend of outwards slip.
During die sinking, under the acting in conjunction of the first return spring and the 3rd return spring, female die block can outwards slide, and when making mould once close mould on carrying out, female die block can be positioned at the two ends of workpiece just, thus reduces the distortion of workpiece.
Further, described die and described orienting lug are respectively arranged with the inclined-plane cooperatively interacted.
The cooperation on inclined-plane is very convenient, manufactures also very simple, and this kind of cooperation mode can save the cost of manufacture of mould greatly.
Further, the face that described orienting lug contacts with described die is curved surface, and the bottom of described die is provided with roller.
It is subject to rolling resistance when pulley and curved surface relatively sliding, the rolling resistance maximized reduction frictional force of energy, thus increases the mold use life-span.
Further, described bending mould also comprises the punch retainer for fixing described punch, and described punch retainer is fixedly connected with described lower die holder.
When closing mould, punch can be subject to the pressure from all directions, and punch can be fixed on lower die holder by punch retainer firmly, and when making mould close mould, punch can not be shifted because being stressed, thus improves the yield rate of workpiece.
Further, described punch retainer is fixedly connected with described lower die holder by bolt, and described retaining plate is fixedly connected with described upper die holder by bolt.
Bolt connects for removably connecting, and Stability Analysis of Structures after connecting, and changes part also very convenient.
Further, described orienting lug is provided with oil cistern.
Produce great frictional force when orienting lug and female die block relatively sliding, orienting lug arranges oil cistern, lubricating oil is set in oil cistern, the frictional force between orienting lug and female die block can be reduced, thus increase the mold use life-span.
Further, the side that described female die block is corresponding with described punch is respectively arranged with webge slot.
When closing mould, workpiece can be subject to the immense pressure from female die block, and the direction that workpiece is out of shape after being subject to pressure is uncertain, and after arranging webge slot on female die block and punch, workpiece just can be out of shape along webge slot, can effectively improve the yield rate of product.
Compared with prior art, the useful effect that the utility model realizes is:
The die of the bending mould that the utility model provides is made up of two pieces of female die block, female die block inwardly or outwards can slide along retaining plate in groove, when closing mould, two female die block are drawn close to centre and by workpiece, workpiece mineralization pressure are pressed into bending, the such mode of motion of female die block can not make workpiece deformation substantially, can effectively improve yield rate, indirectly save cost.
Accompanying drawing explanation
Fig. 1 shows the schematic diagram of the bending mould that the utility model embodiment 1 provides;
Fig. 2 shows the sectional view of the retaining plate of the bending mould that the utility model embodiment 1 provides;
Fig. 3 shows the front view of the female die block of the bending mould that the utility model embodiment 1 provides;
Fig. 4 shows the side view cutaway drawing of the female die block of the bending mould that the utility model embodiment 1 provides;
Fig. 5 shows the schematic diagram of the bending mould that the utility model embodiment 2 provides.
In figure:
Upper die holder 101; Lower die holder 102; Mould handle 103; Make bar 104; Pressing plate 105; Retaining plate 106; Groove 107; Cavity 108; Female die block 109; Card block 110; Webge slot 111; First return spring 112 the 2nd return spring 113; 3rd return spring 114; Preset pieces 115; Orienting lug 116; Punch 117; Punch retainer 118; Roller 119.
Embodiment
Crooked part is one of punching parts that during Modern Industry Products, automobile, electrical equipment, instrument and instrument manufacture, quantity is maximum. Crooked part major part adopts bending die to process; the bending die first having comprises two rotating dies and a solid punch; punch side is provided with orienting lug, and to make, die rotates; thus make bool shaping; this kind of mould, when by bool machine-shaping, owing to die can rotate, can affect the shape size of bool; even produce waste product, cause waste.
In order to make the problems referred to above improve, the utility model provides a kind of bending mould, comprising die holder, lower die holder, retaining plate, preset pieces, punch, die and two orienting lugs, described retaining plate is arranged on described upper die holder, and described retaining plate is provided with two symmetrical grooves; Described preset pieces is arranged on the mid-way of described upper die holder; Described die is made up of two symmetrically arranged female die block, and two described female die block are respectively arranged with card block, and described female die block is connected in described groove by described card block, and described female die block is connected with described preset pieces by the first return spring in compressed state; Described punch is arranged on described lower die holder, described orienting lug is fixedly connected with described lower die holder, and described two orienting lugs are symmetricly set on the both sides of described punch respectively, described orienting lug matches with described die, closes inward while mould described female die block in season moves downward. The die of the bending mould that the utility model provides is made up of two pieces of female die block, female die block inwardly or outwards can slide along retaining plate in groove, when closing mould, two female die block are drawn close to centre and by workpiece, workpiece mineralization pressure are pressed into bending, the such mode of motion of female die block can not make workpiece deformation substantially, can effectively improve yield rate, indirectly save cost.
Below by specific embodiment son and by reference to the accompanying drawings the utility model is described in further detail.
For making the object of the utility model embodiment, technical scheme and advantage clearly, above in conjunction with the accompanying drawing in the utility model embodiment, carry out describing clearly and completely to the technical scheme in the utility model embodiment, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments. The assembly of the utility model embodiment usually describing in accompanying drawing herein and illustrating can be arranged with various different configuration and design.
Therefore, the detailed description of the above embodiment of the present utility model to providing in the accompanying drawings the claimed scope of the present utility model of not intended to be limiting, but only represent selected embodiment of the present utility model. Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
It should be noted that: similar label and letter accompanying drawing below represents similar item, therefore, once a certain Xiang Yi accompanying drawing is defined, then do not need it carries out definition further and explains in accompanying drawing subsequently.
In description of the present utility model, it should be noted that, term " " center ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " interior ", it is based on orientation shown in the drawings or position relation that the orientation of the instruction such as " outward " or position are closed, or this practicality novel product orientation usually put or position relation when using, it is only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device referred to or element must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model. in addition, term " first ", " the 2nd ", " the 3rd " etc. are only for distinguishing description, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ", " installation ", " being connected ", " connection " should be interpreted broadly, such as, it is possible to be fixedly connected with, can also be removably connect, or connect integratedly; Can be mechanically connected, it is also possible to be electrical connection; Can be directly be connected, it is also possible to be indirectly connected by intermediary, it is possible to be the connection of two element internals. For the ordinary skill in the art, it is possible to particular case understands the concrete implication of above-mentioned term in the utility model.
Embodiment 1
Referring to figs. 1 through Fig. 4, the die of the bending mould that the utility model provides is made up of two pieces of female die block 109, female die block 109 inwardly or outwards can slide along retaining plate 106 in groove 107, when closing mould, two female die block 109 are drawn close to centre and by workpiece, workpiece mineralization pressure are pressed into bending, the such mode of motion of female die block 109 can not make workpiece deformation substantially, can effectively improve yield rate, indirectly save cost.
Whole 101 bodies of upper die holder are tabular, and the top of upper die holder 101 is provided with a breach, and mould handle 103 is arranged in this breach, and the position corresponding with mould handle 103 in the bottom of upper die holder 101 is provided with preset pieces 115, and the bottom of preset pieces 115 is provided with a cavity, also being provided with extruding part on upper die holder 101, extruding part comprises pressing plate 105 and makes bar 104, makes bar 104 and runs through preset pieces 115, upper die holder 101 and mould handle 103, and bar 104 is fixedly connected with pressing plate 105 with beating, and pressing plate 105 is arranged in cavity, 2nd return spring 113 can be set at the top of pressing plate 105, 2nd return spring 113 erects to setting, and the 2nd return spring 113 in compressed state, itself has thrust, one end of 2nd return spring 113 is connected to the top of pressing plate 105, the other end of the 2nd return spring 113 is connected with preset pieces 115, pressing plate 105 is made to have the trend moved downward, when closing mould, after pressing plate 105 contacts with workpiece, along with the whereabouts of upper die holder 101, pressing plate 105 can not keep, thus workpiece is formed a comparatively constant pressure, due to the existence of the 2nd spring 113, also make pressing plate 105 to the pressure increase of workpiece, ensure that this part can not be out of shape because of the pressure of left and right.
The bottom of upper die holder 101 is provided with retaining plate 106, and there is a cavity 108 centre of retaining plate 106, and preset pieces 115 can be arranged in this cavity 108, also arranges two grooves 107 relative to cavity 108 symmetry on retaining plate 106 simultaneously; Die comprises two female die block 109, and female die block 109 is provided with card block 110, and card block 110 can stick into groove 107, and after card block 110 sticks into groove 107, female die block 109 can slide along groove 107; First return spring 112 can be set between female die block 109 and preset pieces 115, one end of first return spring 112 is connected with the card block 110 of female die block 109, the other end of the first return spring 112 is connected with preset pieces 115, first return spring 112 is in compressed state, itself has thrust, and this just makes female die block 109 all have the trend of outwards slip at any time; Between the card block 110 and groove 109 of female die block 109, the 3rd return spring 114 can be set, 3rd return spring 114 is arranged in horizontal direction, and the 3rd the axis of return spring 114 identical with the direction of motion of female die block 109,3rd return spring 114 is in elongation state, itself has pulling force, and female die block 109 can be made all to have the trend of outwards motion at any time.
Punch 117 is arranged on lower die holder 102, by punch retainer 118, punch 117 is fixed on lower die holder 102, can be with bolts between punch retainer 118 and lower die holder 102, bolt connects for removably connecting, and Stability Analysis of Structures after connecting, change part also very convenient.
It is respectively arranged with webge slot 111 in the side that female die block 109 is corresponding with punch 117, when closing mould, workpiece can be subject to the immense pressure from female die block 109, the direction that workpiece is out of shape after being subject to pressure is uncertain, after female die block 109 and punch 117 arrange webge slot 111, workpiece just can be out of shape along webge slot 111, can effectively improve the yield rate of product.
The top of the orienting lug 116 that the present embodiment provides is close on the direction of inner side and is provided with inclined-plane, and inclined-plane tilts from inside to outside on orienting lug 116, is close at female die block 109 on the direction in outside and is also provided with inclined-plane, and inclined-plane ecto-entad on female die block 109 tilts.
The inclined-plane of orienting lug 116 can also arrange oil cistern, great frictional force is produced when orienting lug 116 and female die block 109 relatively sliding, orienting lug 116 arranges oil cistern, lubricating oil is set in oil cistern, the frictional force between orienting lug 116 and female die block can be reduced, thus increase the mold use life-span.
When closing mould, upper die holder 101 moves downward, lower die holder 102 maintains static, pressing plate 105 is due to the effect of the 2nd return spring 113, first contact with workpiece and by Work-sheet pressing, upper die holder 101 continues to move downward, female die block 109 contacts with orienting lug 116, due to the effect on inclined-plane, female die block 109 starts slid inward, slides into a certain degree, female die block 109 contacts with workpiece, continue in the process of slid inward at female die block 109, workpiece occurs bending and deformation along the webge slot 111 on female die block 109, and finally turns into predetermined shape.
During die sinking, due to the effect of the 2nd return spring 113, pressing plate 105 still contacts with workpiece after upper die holder 101 moves up one end distance, workpiece can be avoided at die sinking shift, upper die holder 101 upwards moves, due to the dual function of the first return spring 112 and the 3rd return spring 114, female die block 109 can outwards slide, and finally returns to the position before closing mould.
Embodiment 2
With reference to Fig. 5, the present embodiment also provides a kind of bending mould, the present embodiment is the further improvement on the basis of the technical scheme of embodiment 1, and the technical scheme that embodiment 1 describes is equally applicable to the present embodiment, and the published technical scheme of embodiment 1 no longer repeats to describe.
Concrete, the difference of the present embodiment and embodiment 1 is, the part of orienting lug 116 in the present embodiment near inner side is set to curved surface, curved surface is to the inner recess of orienting lug 116, the bottom of female die block 109 is provided with roller, when female die block 109 moves downward, contacted with orienting lug 116 by roller 119, and guide female die block 109 inward by orienting lug 116, sliding friction between female die block 109 and orienting lug 116 is turned into rolling resistance by the present embodiment, the maximized reduction frictional force of energy, thus increase the mold use life-span.
In sum, the die of the bending mould that the utility model provides is made up of two pieces of female die block, female die block inwardly or outwards can slide along retaining plate in groove, when closing mould, two female die block are drawn close to centre and by workpiece, workpiece mineralization pressure are pressed into bending, the such mode of motion of female die block can not make workpiece deformation substantially, can effectively improve yield rate, indirectly save cost.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations. All within spirit of the present utility model and principle, any amendment of doing, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a bending mould, it is characterised in that, comprise die holder, lower die holder, retaining plate, preset pieces, punch, die and two orienting lugs, described retaining plate is arranged on described upper die holder, and described retaining plate is provided with two symmetrical grooves; Described preset pieces is arranged on the mid-way of described upper die holder;
Described die is made up of two symmetrically arranged female die block, and two described female die block are respectively arranged with card block, and described female die block is connected in described groove by described card block, and described female die block is connected with described preset pieces by the first return spring in compressed state;
Described punch is arranged on described lower die holder, described orienting lug is fixedly connected with described lower die holder, and described two orienting lugs are symmetricly set on the both sides of described punch respectively, described orienting lug matches with described die, closes inward while mould described female die block in season moves downward.
2. bending mould according to claim 1, it is characterised in that, described bending mould also comprises mould handle and extruding part, and described mould handle is arranged on the top of described upper die holder, and described extruding part comprises pressing plate and makes bar, and described pressing plate is fixedly connected with described bar of beating; Described bar of beating erects to setting, and described bar of beating runs through described upper die holder and described mould handle, and described pressing plate is installed in described preset pieces, and described pressing plate back and forth can slide along the described axial direction due making bar relative to described preset pieces.
3. bending mould according to claim 2, it is characterized in that, described extruding part also comprises the 2nd return spring in compressed state, institute the 2nd states return spring and is arranged on above described pressing plate, described 2nd return spring, between described pressing plate and described preset pieces, makes described pressing plate have the trend moved downward.
4. bending mould according to claim 3, it is characterized in that, described retaining plate is provided with the 3rd return spring in elongation state, described 3rd return spring is arranged in described groove, described card block is connected with described retaining plate by described 3rd return spring, makes described female die block have the trend of outwards slip.
5. bending mould according to claim 4, it is characterised in that, described die and described orienting lug are respectively arranged with the inclined-plane cooperatively interacted.
6. bending mould according to claim 4, it is characterised in that, the face that described orienting lug contacts with described die is curved surface, and the bottom of described die is provided with roller.
7. bending mould according to the arbitrary item of claim 1 to 6, it is characterised in that, described bending mould also comprises the punch retainer for fixing described punch, and described punch retainer is fixedly connected with described lower die holder.
8. bending mould according to claim 7, it is characterised in that, described punch retainer is fixedly connected with described lower die holder by bolt, and described retaining plate is fixedly connected with described upper die holder by bolt.
9. bending mould according to claim 8, it is characterised in that, described orienting lug is provided with oil cistern.
10. bending mould according to claim 9, it is characterised in that, the side that described female die block is corresponding with described punch is respectively arranged with webge slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520910564.9U CN205270568U (en) | 2015-11-16 | 2015-11-16 | Crooked mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520910564.9U CN205270568U (en) | 2015-11-16 | 2015-11-16 | Crooked mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205270568U true CN205270568U (en) | 2016-06-01 |
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ID=56055189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520910564.9U Active CN205270568U (en) | 2015-11-16 | 2015-11-16 | Crooked mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205270568U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215199A (en) * | 2015-11-16 | 2016-01-06 | 重庆持恒模具有限公司 | Bending mould |
| CN106079514A (en) * | 2016-08-22 | 2016-11-09 | 仪征雄伟机械科技有限公司 | A kind of auto parts and components air-bend die stable-pressure device |
| CN106239968A (en) * | 2016-08-22 | 2016-12-21 | 仪征雄伟机械科技有限公司 | A kind of multiparty control automobile component air-bend die device |
| CN110000303A (en) * | 2019-04-12 | 2019-07-12 | 苏州祥龙嘉业电子科技股份有限公司 | A kind of intracavitary swaging mold |
| CN112872143A (en) * | 2020-12-10 | 2021-06-01 | 东莞盛翔精密金属有限公司 | Composite net, and composite net punching method and device |
-
2015
- 2015-11-16 CN CN201520910564.9U patent/CN205270568U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105215199A (en) * | 2015-11-16 | 2016-01-06 | 重庆持恒模具有限公司 | Bending mould |
| CN106079514A (en) * | 2016-08-22 | 2016-11-09 | 仪征雄伟机械科技有限公司 | A kind of auto parts and components air-bend die stable-pressure device |
| CN106239968A (en) * | 2016-08-22 | 2016-12-21 | 仪征雄伟机械科技有限公司 | A kind of multiparty control automobile component air-bend die device |
| CN110000303A (en) * | 2019-04-12 | 2019-07-12 | 苏州祥龙嘉业电子科技股份有限公司 | A kind of intracavitary swaging mold |
| CN110000303B (en) * | 2019-04-12 | 2024-04-09 | 苏州祥龙嘉业电子科技股份有限公司 | Intracavity compression mould |
| CN112872143A (en) * | 2020-12-10 | 2021-06-01 | 东莞盛翔精密金属有限公司 | Composite net, and composite net punching method and device |
| CN112872143B (en) * | 2020-12-10 | 2023-09-08 | 东莞盛翔精密金属有限公司 | Composite net, and method and device for punching composite net |
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