CN208787298U - Differential spider edge-cutting and hole-punching device - Google Patents
Differential spider edge-cutting and hole-punching device Download PDFInfo
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- CN208787298U CN208787298U CN201821166209.5U CN201821166209U CN208787298U CN 208787298 U CN208787298 U CN 208787298U CN 201821166209 U CN201821166209 U CN 201821166209U CN 208787298 U CN208787298 U CN 208787298U
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Abstract
Differential spider edge-cutting and hole-punching device, including the first upper plate, the second upper plate, piercing punch, trimming punch and lower plate, the power output end of forging press offers the sliding slot that section is T-type, connection bolt is connected separately at the top of first upper plate and the second upper plate, connection bolt is arranged in vertical, first upper plate and the second upper plate pass through connection bolt respectively and are slidably connected in sliding slot, wherein the head of connection bolt is located in sliding slot；In conclusion the structure design of the utility model is reasonable, using the position of the adjustable top plate adjustment piercing punch of activity and edger, to complete accurately to mould.
Description
Technical field
The utility model belongs to automobile industry technical field, and in particular to a kind of differential spider edge-cutting and hole-punching device.
Background technique
It is annulus among the structure of differential spider, four thin axle journals is uniformly distributed outside annulus.The forging of differential spider
Make technique are as follows: blanking-mid-frequency induction heating-jumping-up (scale removal)-extruding-finish-forging-trimming-punching-correction,
Wherein trimming and punching tool have the following problems: (1), when edger punch-die decentraction, occurring as soon as differential mechanism forging
Four axle journal burrs are asymmetric, and side is crossed there are burr side and cut, and forging needs sanding thorn amount 50%, when piercing die punch-die is different
Diameter of bore does not meet drawing requirement, forging high rejection rate when the heart；(2), trimming and punching die clearance between matrix and punch circumference be not
, trimming unevenness, coining, trimming deformation and punched hole punching are inclined when will lead to forging trimming, and forging is scrapped.Mold is convex, recessed when being closed
Mould, which easily collides with, leads to mold chip off-falling, and mold is caused to scrap.
Utility model content
For the utility model in order to solve shortcoming in the prior art, providing one kind can be to piercing punch and trimming
Mould position is adjusted, punching has the differential spider edge-cutting and hole-punching device of aligning guide.
In order to solve the above technical problems, the utility model adopts the following technical solution: differential spider edge-cutting and hole-punching dress
It sets, including the first upper plate, the second upper plate, piercing punch, trimming punch and lower plate, the power output end of forging press
Bottom offer the sliding slot that section is T-type, the length direction of sliding slot is arranged in left-right direction, pushes up on the first upper plate and second
Connection bolt is connected separately at the top of plate, connection bolt is arranged in vertical, the first upper plate and the second upper plate difference
It is slidably connected in sliding slot by connecting bolt, wherein the head of connection bolt is located in sliding slot, the first upper plate is located at second
The left side of upper plate, the top of trimming punch are mounted on the bottom of the first upper plate, the bottom of trimming punch by SOC.HD. cap screw
Portion offers trimming groove, and the bottom of the second upper plate is mounted at the top of piercing punch, and the lower part of piercing punch is cylinder
It type structure and is adapted with the centre bore of differential spider finish-forging part；
Lower plate is mounted on the workbench of forging press, and lower plate is located under the first upper plate and the second upper plate
Side, the upper surface of lower plate are equipped with trim die and punching concave die, and the upper surface of trim die offers lower trimming groove, under
The corresponding underface for being located at upper trimming groove of trimming groove, upper trimming groove combine to be formed and differential mechanism cross with lower trimming groove
The compatible trimming groove of axis finish-forging part shape, material-dropping hole is offered in punching concave die, and the radius of material-dropping hole is greater than piercing punch
Lower radius, the center line of material-dropping hole and piercing punch is overlapped.
The bottom of second upper plate offers the first mounting groove, passes through several interior six in the first mounting groove of the second upper plate
Square screw is fixedly connected with punch fixing plate, and up big and down small stepped hole, the upper end of piercing punch are offered in punch fixing plate
Portion is step structure, and the upper end of piercing punch is mounted in the stepped hole of punch fixing plate, in the stepped hole of punch fixing plate
It is additionally provided with formed punch backing plate, formed punch backing plate is located between the slot bottom and piercing punch top surface of the first mounting groove.
The upper surface of lower plate offers the second mounting groove, and punching concave die is mounted on the of lower plate by SOC.HD. cap screw
In two mounting grooves.
Differential spider edge-cutting and hole-punching device further includes stripper, and several circular holes are offered on stripper, and stripper is logical
The surface that punching concave die is arranged in several stay bolts is crossed, stay bolt correspondence is threaded through in circular hole and the lower end screw thread of stay bolt
Be connected on lower plate, be also arranged with spring on every root long bolt, the both ends of spring respectively with stripper bottom surface, bottom plate top surface
Press cooperates, and is also provided with perforation at the center of stripper, piercing punch coaxial line is threaded through in the perforation of stripper.
Differential spider edge-cutting and hole-punching device further includes punching to die sleeve, and punching is hollow hierarchic structure to die sleeve,
Punching is equal to the diameter of piercing punch to the internal diameter of die sleeve, and punching is greater than lower outer diameter to the top outer diameter of die sleeve, and punching is to mould
The lower outer diameter of set is less than the blanking bore dia of punching concave die.
By adopting the above technical scheme, the utility model has the following beneficial effects:
(1), trimming punch is mounted on the first upper plate, and piercing punch is mounted on the second upper plate, the mutual not shadow of the two
It rings, and the first upper plate and the second upper plate are slidably connected at the power output end bottom of forging press, it in this way can basis
Practical forging processing situation, adjusts the position of the first upper plate and the second upper plate on the power output end of forging press
It sets, to guarantee that trimming punch face is located at the top of trim die, piercing punch can be correspondingly arranged up and down with punching concave die；
(2), the utility model further includes punching to die sleeve, and in punching operation, punching is first placed on punching to die sleeve
On cavity plate and punching is located in punching concave die the lower part of die sleeve, and then piercing punch moves down, and guarantees that piercing punch can
Punching is plugged in in die sleeve, if piercing punch cannot smoothly be plugged in punching in die sleeve, adjusts the second upper plate at this time
Position, then re-start and die worker made, until piercing punch can be plugged in punching in die sleeve, complete to mould operation,
Punching is removed at this time operation can be punched out to die sleeve ensure that piercing punch in downward punching；
(3), the utility model is additionally provided with stripper, after punching, when piercing punch moves up, and piercing punch
It will drive differential spider to move up, when being moved to stripper, due to the effect of stripper limit, differential spider
It can fall off from piercing punch.Spring is by stripper top to the highest point of stay bolt bar portion, when piercing punch moves down
When, punch fixing plate can touch stripper, and stripper overcomes spring force to move down；By adjust stay bolt upper end away from
From the distance between lower plate, it is poor to adjust the placement into punching groove for the distance between adjustable stripper and lower plate
The space of fast device cross axle finish-forging part.
In conclusion the structure design of the utility model is reasonable, using the adjustable top plate adjustment piercing punch of activity and
The position of edger, to complete accurately to mould.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the assembling schematic diagram that punching is mounted on die sleeve in punching concave die.
Specific embodiment
As depicted in figs. 1 and 2, the differential spider edge-cutting and hole-punching device of the utility model, including the first upper plate 1,
The bottom of second upper plate 2, piercing punch 3, trimming punch 4 and lower plate 5, the power output end 100 of forging press opens up
Having section is the sliding slot 102 of T-type, and the length direction of sliding slot 102 is arranged in left-right direction, the first upper plate 1 and the second upper plate 2
Top be connected separately with connection bolt 101, connection bolt 101 be arranged in vertical, the first upper plate 1 and the second upper plate
2 are slidably connected in sliding slot 102 by connecting bolt 101 respectively, wherein the head of connection bolt 101 is located in sliding slot 102, the
One upper plate 1 is located at the left side of the second upper plate 2, and the top of trimming punch 4 is mounted on the first upper plate 1 by SOC.HD. cap screw
Bottom, the bottom of trimming punch 4 offers trimming groove, and the top of piercing punch 3 is mounted on the bottom of the second upper plate 2
Portion, the lower part of piercing punch 3 are cylindrical structure and are adapted with the centre bore of differential spider finish-forging part；
Lower plate 5 is mounted on the workbench of forging press, and lower plate 5 is located at the first upper plate 1 and the second upper plate 2
Lower section, the upper surface of lower plate 5 is equipped with trim die 8 and punching concave die 9, and the upper surface of trim die 8 offers incision
Side groove, the corresponding underface for being located at upper trimming groove of lower trimming groove, upper trimming groove combined with lower trimming groove to be formed and
Differential spider finish-forging part shape compatible trimming groove 10 offers material-dropping hole, the radius of material-dropping hole in punching concave die 9
Greater than the lower radius of piercing punch 3, the center line of material-dropping hole and piercing punch 3 is overlapped.
The bottom of second upper plate 2 offers the first mounting groove, passes through in several in the first mounting groove of the second upper plate 2
Six side's screws are fixedly connected with punch fixing plate 12, and up big and down small stepped hole, piercing punch 3 are offered in punch fixing plate 12
Upper end be step structure, the upper end of piercing punch 3 is mounted in the stepped hole of punch fixing plate 12, punch fixing plate 12
Stepped hole in be additionally provided with formed punch backing plate 13, formed punch backing plate 13 is located between 3 top surface of slot bottom and piercing punch of the first mounting groove.
The upper surface of lower plate 5 offers the second mounting groove, and punching concave die 9 is mounted on lower plate 5 by SOC.HD. cap screw
The second mounting groove in.
The utility model further includes stripper 14, and several circular holes are offered on stripper 14, and stripper 14 passes through several length
The surface of punching concave die 9 is arranged in bolt 15, and the correspondence of stay bolt 15 is threaded through in circular hole and the lower end screw thread of stay bolt 15
Be connected on lower plate 5, be also arranged with spring 16 on every root long bolt 15, the both ends of spring 16 respectively with 14 bottom surface of stripper,
The press of 5 top surface of lower plate cooperates, and is also provided with perforation at the center of stripper 14,3 coaxial line of piercing punch is threaded through stripper
In 14 perforation.
The utility model further includes punching to die sleeve 103, and punching is hollow hierarchic structure to die sleeve 103, and punching is to mould
The internal diameter of set 103 is equal to the diameter of piercing punch 3, and punching is greater than lower outer diameter to the top outer diameter of die sleeve 103, and punching is to die sleeve
103 lower outer diameter is less than the blanking bore dia of punching concave die 9.
The trimming punch 4 of the utility model is mounted on the first upper plate 1, and piercing punch 3 is mounted on the second upper plate 2
On, the two is independent of each other, and the first upper plate 1 and the second upper plate 2 are slidably connected at forging pressure by connecting bolt 101 respectively
The power output end 100 of power machine can process situation according to practical forge in this way, adjust and push up on the first upper plate 1 and second
Position of the plate 2 on the power output end 100 of forging press is unscrewed the nut of connection bolt lower part, is pushed up in driving second
The connection bolt at the top of plate 2 moves in sliding slot, to guarantee that 4 face of trimming punch is located at the top of trim die 8, punching
Punch-pin 3 can be correspondingly arranged with about 9 punching concave die, after adjustment；Secondly, the utility model further includes punching to die sleeve
103, in punching operation, first punching is placed in punching concave die 9 die sleeve 103 and the lower part of die sleeve 103 is placed in punching
Into the material-dropping hole of punching concave die 9, then piercing punch 3 is moved down, and guarantees that piercing punch 3 can be plugged in punching to die sleeve
In 103, if piercing punch 3 cannot smoothly be plugged in punching to the position in die sleeve 103, adjusting the second upper plate 2 at this time, so
After re-start die worker made, until piercing punch 3 can be plugged in punching in die sleeve 103, complete to take mould operation at this time
Lower punching to die sleeve 103 can be punched out operation ensure that piercing punch 3 in downward punching be placed in punching concave die
Upper differential spider finish-forging part on material-dropping hole it is corresponding；
The utility model is additionally provided with stripper 14, after punching, when piercing punch 3 moves up, and piercing punch 3
It will drive differential spider finish-forging part to move up, it is poor due to the effect that stripper 14 limits when being moved to stripper 14
Fast device cross axle 7 can fall off from piercing punch 3.
The present embodiment not makes any form of restriction the shape of the utility model, material, structure etc., all foundations
The technical essence of the utility model any simple modification, equivalent change and modification to the above embodiments, belong to this reality
With the protection scope of new technique scheme.
Claims (5)
1. differential spider edge-cutting and hole-punching device, it is characterised in that: including the first upper plate, the second upper plate, piercing punch,
Trimming punch and lower plate, the bottom of the power output end of forging press offer the sliding slot that section is T-type, the length of sliding slot
Direction is arranged in left-right direction, and connection bolt is connected separately at the top of the first upper plate and the second upper plate, connects bolt edge
Vertical direction setting, the first upper plate and the second upper plate pass through connection bolt respectively and are slidably connected in sliding slot, wherein connecting
The head of bolt is located in sliding slot, and the first upper plate is located at the left side of the second upper plate, and the top of trimming punch passes through interior six side
Screw is mounted on the bottom of the first upper plate, and the bottom of trimming punch offers trimming groove, the top installation of piercing punch
In the bottom of the second upper plate, the lower part of piercing punch is cylindrical structure and the centre bore phase with differential spider finish-forging part
Adaptation；
Lower plate is mounted on the workbench of forging press, and lower plate is located at the lower section of the first upper plate and the second upper plate,
The upper surface of lower plate is equipped with trim die and punching concave die, and the upper surface of trim die offers lower trimming groove, incision
The corresponding underface for being located at upper trimming groove of side groove, upper trimming groove is combined with lower trimming groove to be formed and differential spider
The compatible trimming groove of finish-forging part shape, material-dropping hole is offered in punching concave die, and the radius of material-dropping hole is greater than piercing punch
The center line of lower radius, material-dropping hole and piercing punch is overlapped.
2. differential spider edge-cutting and hole-punching device according to claim 1, it is characterised in that: the bottom of the second upper plate
The first mounting groove is offered, formed punch is fixedly connected with by several SOC.HD. cap screws in the first mounting groove of the second upper plate and fixes
Plate, offers up big and down small stepped hole in punch fixing plate, and the upper end of piercing punch is step structure, piercing punch it is upper
End is mounted in the stepped hole of punch fixing plate, and formed punch backing plate, formed punch backing plate position are additionally provided in the stepped hole of punch fixing plate
Between the slot bottom and piercing punch top surface of the first mounting groove.
3. differential spider edge-cutting and hole-punching device according to claim 1, it is characterised in that: open the upper surface of lower plate
Equipped with the second mounting groove, punching concave die is mounted in the second mounting groove of lower plate by SOC.HD. cap screw.
4. differential spider edge-cutting and hole-punching device according to claim 1, it is characterised in that: further include stripper, unload
Several circular holes are offered on flitch, the surface of punching concave die is arranged in by several stay bolts for stripper, and stay bolt correspondence is worn
It is located in circular hole and the lower end of stay bolt is threaded on lower plate, be also arranged with spring on every root long bolt, spring
Both ends cooperate with stripper bottom surface, bottom plate top surface press respectively, are also provided with perforation at the center of stripper, piercing punch is same
Axis is threaded through in the perforation of stripper.
5. differential spider edge-cutting and hole-punching device according to claim 1, it is characterised in that: further include punching to mould
Set, punching are hollow hierarchic structure to die sleeve, and punching is equal to the diameter of piercing punch to the internal diameter of die sleeve, and punching is to die sleeve
Top outer diameter is greater than lower outer diameter, and punching is less than the blanking bore dia of punching concave die to the lower outer diameter of die sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821166209.5U CN208787298U (en) | 2018-07-23 | 2018-07-23 | Differential spider edge-cutting and hole-punching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821166209.5U CN208787298U (en) | 2018-07-23 | 2018-07-23 | Differential spider edge-cutting and hole-punching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208787298U true CN208787298U (en) | 2019-04-26 |
Family
ID=66203069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821166209.5U Active CN208787298U (en) | 2018-07-23 | 2018-07-23 | Differential spider edge-cutting and hole-punching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208787298U (en) |
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2018
- 2018-07-23 CN CN201821166209.5U patent/CN208787298U/en active Active
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