CN205798168U - For processing the bending die of Z-shaped support - Google Patents
For processing the bending die of Z-shaped support Download PDFInfo
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- CN205798168U CN205798168U CN201620711219.7U CN201620711219U CN205798168U CN 205798168 U CN205798168 U CN 205798168U CN 201620711219 U CN201620711219 U CN 201620711219U CN 205798168 U CN205798168 U CN 205798168U
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- 238000005452 bending Methods 0.000 title claims abstract description 94
- 238000000034 method Methods 0.000 claims description 5
- 238000000605 extraction Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 241001473780 Sideroxylon lanuginosum Species 0.000 abstract 3
- 230000009471 action Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011089 mechanical engineering Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The utility model discloses a kind of bending die for processing Z-shaped support, including upper mold and lower mold；Upper mold includes upper bolster, die shank and bending punch；Lower mold includes die shoe and bending die；It is characterized in that: lower mold also includes elastic ejector device, this elastic ejector device includes pull bar, supporting plate, gum elastic, push rod screw and kicker；The upper end of pull bar is fixed on the lower surface of die shoe；Supporting plate is to sandwich two pieces in gum elastic upper and lower surface, and supporting plate and gum elastic are slidably socketed on pull bar；The lower end of push rod screw is fixedly linked with supporting plate, and upper end slip runs through die shoe and the lower surface with kicker is fixedly linked；The lower surface of kicker contacts with die shoe when bending machining completes, and the upper surface entirety of kicker is less than the upper surface of bending die and together constitutes with bending die and bend the Z-shaped processing cavity that punch matches.Bending die of the present utility model, has easy to manufacture, the advantage of low cost, additionally it is possible to promote Z-shaped support extraction efficiency.
Description
Technical Field
The utility model belongs to the stamping die field of support processing, concretely relates to bending die for processing Z shape support.
Background
Stamping refers to a press working method in which a die mounted on a press machine is used to apply pressure to a material to cause separation or plastic deformation of the material, thereby obtaining a desired part. The Z-shaped bracket is a part commonly used in the field of mechanical engineering manufacturing, and is generally manufactured by a stamping process.
The prior art bulletin number: the patent of CN204842680U discloses a compound bending die (published as 2015.12.09) of a Z-shaped bracket, which comprises a male die and a female die, wherein the male die is fixedly connected with the bottom surface of an upper die plate; the female die comprises a lower die plate and a die frame arranged on the top surface of the lower die plate, a piece ejecting device is arranged in the die frame, a notch used for inserting a workpiece to be machined is formed in the piece ejecting device, and an ejector rod for driving the piece ejecting device to move up and down in the die frame is further mounted on the lower die plate.
However, the composite bending die of the above-mentioned zigzag support still has the disadvantages:
after the bending is finished, the ejector rod is required to be operated independently to drive the ejector piece device to ascend, the processed Z-shaped support can be taken out, and therefore the operation of taking out the Z-shaped support is still complex.
Based on this, the applicant considered to design a bending die capable of improving the extraction efficiency of the Z-shaped stent.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model aims to solve the technical problem that: how to provide a bending die for processing a Z-shaped bracket, which can improve the extraction efficiency of the Z-shaped bracket.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the bending die for processing the Z-shaped bracket comprises an upper die part and a lower die part;
the upper die part comprises an upper die holder, a die handle and a bending male die, the die handle is fixedly mounted in the middle of the upper surface of the upper die holder, and the bending male die is fixedly mounted on the lower surface of the upper die holder;
the lower die part comprises a lower die base and a bending female die, the lower die base is integrally positioned right below the upper die base, and the bending female die is fixedly arranged on the upper surface of the lower die base; the method is characterized in that: the lower die part also comprises an elastic ejecting device, and the elastic ejecting device comprises a pull rod, a supporting plate, elastic rubber, an ejector rod screw and an ejecting block; wherein,
the upper end of the pull rod is fixed on the lower surface of the lower die base, and the lower end of the pull rod is a limiting end;
The supporting plates are two blocks which are clamped on the upper surface and the lower surface of the elastic rubber, and the supporting plates and the elastic rubber are jointly sleeved on the pull rod in a sliding manner;
the lower end of the ejector rod screw is fixedly connected with a supporting plate positioned on the upper surface of the elastic rubber, and the upper end of the ejector rod screw penetrates through the lower die base in a sliding manner and is fixedly connected with the lower surface of the ejector piece block positioned above the lower die base;
the side face of the ejector block adjacent to the bending female die is in sliding fit with the bending female die, the lower surface of the ejector block is in contact with the lower die holder when the bending work is finished, the upper surface of the ejector block is equal in height to the upper surface of the bending female die when the ejector block does not work, and the ejector block and the bending female die together form a Z-shaped processing cavity matched with the bending male die.
In the bending die for processing the Z-shaped support, the ejector block can rise to be flush with the top surface of the bending female die under the elastic force action of the elastic rubber. When in use:
firstly, a blanking part is placed on a plane formed by the top surface of the bending female die and the top surface of the pushing piece block.
Then, the upper die descends, the part of the blanking part pressed between the bending male die and the ejection block is gradually pressed downwards, and the part of the blanking part which is not pressed slides and bends along the bending female die and enters a gap between the male die and the female die; and the bending male die, the bending female die and the ejection piece block are matched to complete the bending forming of the Z-shaped support.
And finally, after the Z-shaped support is bent and formed, the male die moves upwards, and the ejector rod screw automatically pushes the Z-shaped support out by the ejector rod piece block under the elastic action of the elastic rubber, so that the Z-shaped support is taken out more conveniently, and the taking-out efficiency of the Z-shaped support is improved.
In addition, the elastic ejecting device is reliable in work, elastic rubber can be replaced very conveniently, ejecting force can be adjusted more easily, and machining requirements of different workpieces can be better met.
As an improvement, the lower die part further comprises a thrust block, and the thrust block is integrally and fixedly mounted on one side, far away from the bending female die, of the lower die base; the side surfaces of the top piece block adjacent to the thrust block are in sliding fit with the thrust block.
The arrangement of the thrust block can overcome the dislocation force between the bending convex die and the bending concave die in the horizontal direction, and meanwhile, the thrust block also guides the top piece block to prevent the top piece block from moving.
As an improvement, the upper surface of the ejector block is provided with a positioning pin, and the bending male die is provided with a positioning hole which corresponds to the positioning pin and can be used for the positioning pin to fall into.
The positioning pin is used for penetrating through the processed through hole which is formed in the blanking part before the blanking part is lifted, so that the blanking part is positioned, preferably, the positioning pin is at least 2 corresponding to the through hole in the blanking part, the blanking part is placed on the plane formed by the top surface of the bending female die and the top surface of the pushing block, the blanking part can be positioned by the positioning pins 2, the blanking part can not be moved after being pressed between the bending male die and the ejection block, and the quality problem of processing errors caused by deviation can not occur.
Preferably, the ejector rod screws are uniformly arranged in the circumferential direction of the pull rod.
The structure of many ejector pin screws has better vertical direction and support effect.
Preferably, a cushion block is further arranged between the upper die holder and the bending male die, and the cushion block and the bending male die are fixedly connected with the upper die holder through a cylindrical pin and a countersunk screw.
The arrangement of the cushion block can effectively reduce the abrasion degree of the contact surface of the bending male die and the upper die base, and plays a certain role in buffering protection.
As an improvement, a guide sleeve is vertically and fixedly arranged on the lower surface of the upper die base at the periphery of the bending male die, and a guide pillar matched with the guide sleeve is fixedly arranged on the upper surface of the lower die base.
The guide sleeve and the guide column are arranged, so that the action precision of relative motion between the upper die base and the lower die base can be better ensured, and the precision of bending processing can be better ensured.
The utility model discloses a bending die for processing Z shape support, for the single operation mould, it is easy not only to have manufacturing, and advantage with low costs can also promote Z shape support and take out efficiency.
Drawings
Fig. 1 is an assembly view (top view) of a bending die for processing a Z-shaped bracket according to the present invention.
Fig. 2 is a sectional view taken along line a-a of fig. 1.
Labeled as:
1 die shank, 2 countersunk head screws, 3 upper die seats, 4 guide pillars, 5 bending female dies, 6 countersunk head screws, 7 lower die seats, 8 pull rods, 9 elastic rubber, 10 supporting plates, 11 and 19 cylindrical pins, 12 ejector rod screws, 13 ejecting blocks, 14 positioning pins, 15 thrust blocks, 16 bending male dies, 17 guide sleeves and 18 cushion blocks.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. Where descriptive terms such as upper, lower, left, right, etc., are used for descriptive purposes to aid the reader's understanding and are not intended to be limiting.
As shown in fig. 1 to 2, a bending die for processing a Z-shaped bracket includes an upper die portion and a lower die portion;
the upper die part comprises an upper die holder 3, a die handle 1 and a bending male die 16, the die handle 1 is fixedly installed in the middle of the upper surface of the upper die holder 3, and the bending male die 16 is fixedly installed on the lower surface of the upper die holder 3;
the lower die part comprises a lower die base 7 and a bending female die 5, the lower die base 7 is integrally positioned right below the upper die base 3, and the bending female die 5 is fixedly arranged on the upper surface of the lower die base 7; the lower die part also comprises an elastic ejecting device, and the elastic ejecting device comprises a pull rod 8, a supporting plate 10, elastic rubber 9, an ejector rod screw 12 and an ejecting block 13; wherein,
The upper end of the pull rod 8 is fixed on the lower surface of the lower die base 7, and the lower end of the pull rod is a limiting end;
the supporting plates 10 are two blocks which are clamped on the upper surface and the lower surface of the elastic rubber 9, and the supporting plates 10 and the elastic rubber 9 are jointly sleeved on the pull rod 8 in a sliding manner;
the lower end of the ejector rod screw 12 is fixedly connected with a supporting plate 10 positioned on the upper surface of the elastic rubber 9, and the upper end of the ejector rod screw penetrates through the lower die base 7 in a sliding manner and is fixedly connected with the lower surface of an ejector piece block 13 positioned above the lower die base 7;
the side face of the ejector block 13 adjacent to the bending female die 5 is in sliding fit with the bending female die 5, the lower surface of the ejector block 13 is in contact with the lower die holder 7 when the bending work is finished, the upper surface of the ejector block 13 is equal to the upper surface of the bending female die in height when the ejector block does not work, and the upper surface of the ejector block and the bending female die 5 together form a Z-shaped processing cavity matched with the bending male die 16.
In the implementation process, the bending female die 5 and the thrust block 15 are preferably connected with the lower die holder 7 in a positioning mode through the cylindrical pin 11 and the countersunk head screw 6 respectively.
The lower die part further comprises a thrust block 15, and the thrust block 15 is integrally and fixedly mounted on one side, far away from the bending female die 5, of the lower die base 7; the side surfaces of the top piece block 13 adjacent to the thrust block 15 are in sliding fit with the thrust block 15.
The upper surface of the ejector block 13 is provided with a positioning pin 14, and the bending male die 16 is provided with a positioning hole corresponding to the positioning pin 14 and allowing the positioning pin 14 to fall into.
Wherein, the ejector rod screws 12 are uniformly arranged in the circumferential direction of the pull rod 8.
And a cushion block is further arranged between the upper die holder 3 and the bending male die 16, and the cushion block 18 and the bending male die 16 are fixedly connected with the upper die holder 3 through a cylindrical pin 19 and a countersunk screw 2.
A guide sleeve 17 is vertically and fixedly arranged on the lower surface of the upper die holder 3 around the bending male die 16, and a guide post 4 matched with the guide sleeve 17 is fixedly arranged on the upper surface of the lower die holder 7.
When the bending die is used, firstly, a blanking part is placed on a plane formed by the top surface of the bending female die 5 and the top surface of the pushing block, and the workpiece is positioned by 2 positioning pins 14. Then the upper die moves downwards, the workpiece is pressed between the bending male die 16 and the ejector block 13 and gradually descends, and the materials which are not pressed at the two ends of the workpiece slide along the female die and are bent to enter a gap between the male die and the female die; and the bending female die 5, the top piece block 13 and the thrust block 15 finish the Z-shaped bending forming of the workpiece. After the bending forming is finished, when the male die moves upwards, the ejection piece block 13 ejects the workpiece out of the bending female die 5 through the elastic rubber 9 and the ejector rod screw 12.
The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several changes and modifications can be made without departing from the technical solution, and the technical solution of the changes and modifications should be considered as falling within the protection scope of the present application.
Claims (6)
1. The bending die for processing the Z-shaped bracket comprises an upper die part and a lower die part;
the upper die part comprises an upper die holder, a die handle and a bending male die, the die handle is fixedly mounted in the middle of the upper surface of the upper die holder, and the bending male die is fixedly mounted on the lower surface of the upper die holder;
the lower die part comprises a lower die base and a bending female die, the lower die base is integrally positioned right below the upper die base, and the bending female die is fixedly arranged on the upper surface of the lower die base; the method is characterized in that: the lower die part also comprises an elastic ejecting device, and the elastic ejecting device comprises a pull rod, a supporting plate, elastic rubber, an ejector rod screw and an ejecting block; wherein,
the upper end of the pull rod is fixed on the lower surface of the lower die base, and the lower end of the pull rod is a limiting end;
the supporting plates are two blocks which are clamped on the upper surface and the lower surface of the elastic rubber, and the supporting plates and the elastic rubber are jointly sleeved on the pull rod in a sliding manner;
the lower end of the ejector rod screw is fixedly connected with a supporting plate positioned on the upper surface of the elastic rubber, and the upper end of the ejector rod screw penetrates through the lower die base in a sliding manner and is fixedly connected with the lower surface of the ejector piece block positioned above the lower die base;
the side face of the ejector block adjacent to the bending female die is in sliding fit with the bending female die, the lower surface of the ejector block is in contact with the lower die holder when the bending work is finished, the upper surface of the ejector block is equal in height to the upper surface of the bending female die when the ejector block does not work, and the ejector block and the bending female die together form a Z-shaped processing cavity matched with the bending male die.
2. The bending die according to claim 1, wherein: the lower die part also comprises a thrust block, and the thrust block is integrally and fixedly arranged on one side of the lower die seat far away from the bending female die; the side surfaces of the top piece block adjacent to the thrust block are in sliding fit with the thrust block.
3. The bending die according to claim 1, wherein: the upper surface of the ejector piece block is provided with a positioning pin, and the bending male die is provided with a positioning hole which corresponds to the positioning pin and can allow the positioning pin to fall into.
4. The bending die according to claim 1, wherein: the ejector rod screws are uniformly arranged in the circumferential direction of the pull rod.
5. The bending die according to claim 1, wherein: and a cushion block is also arranged between the upper die base and the bending male die, and the cushion block and the bending male die are fixedly connected with the upper die base through a cylindrical pin and a countersunk head screw.
6. The bending die according to claim 1, wherein: a guide sleeve is vertically and fixedly arranged on the lower surface of the upper die base at the periphery of the bending male die, and a guide pillar matched with the guide sleeve is fixedly arranged on the upper surface of the lower die base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620711219.7U CN205798168U (en) | 2016-07-07 | 2016-07-07 | For processing the bending die of Z-shaped support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620711219.7U CN205798168U (en) | 2016-07-07 | 2016-07-07 | For processing the bending die of Z-shaped support |
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| Publication Number | Publication Date |
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| CN205798168U true CN205798168U (en) | 2016-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620711219.7U Expired - Fee Related CN205798168U (en) | 2016-07-07 | 2016-07-07 | For processing the bending die of Z-shaped support |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104525692A (en) * | 2014-12-18 | 2015-04-22 | 重庆天业模具冲压制造有限公司 | Batch-type feeding shaping mechanism |
| CN109047492A (en) * | 2018-08-03 | 2018-12-21 | 芜湖勤惠科技有限公司 | A kind of composite die of punching press bracket of back axle |
-
2016
- 2016-07-07 CN CN201620711219.7U patent/CN205798168U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104525692A (en) * | 2014-12-18 | 2015-04-22 | 重庆天业模具冲压制造有限公司 | Batch-type feeding shaping mechanism |
| CN104525692B (en) * | 2014-12-18 | 2020-03-10 | 重庆天业模具冲压制造有限公司 | Intermittent feeding shaping mechanism |
| CN109047492A (en) * | 2018-08-03 | 2018-12-21 | 芜湖勤惠科技有限公司 | A kind of composite die of punching press bracket of back axle |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20170707 |
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| CF01 | Termination of patent right due to non-payment of annual fee |