CN206492831U - With one heart with the double hole flanging structures of angle - Google Patents

With one heart with the double hole flanging structures of angle Download PDF

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Publication number
CN206492831U
CN206492831U CN201720145020.7U CN201720145020U CN206492831U CN 206492831 U CN206492831 U CN 206492831U CN 201720145020 U CN201720145020 U CN 201720145020U CN 206492831 U CN206492831 U CN 206492831U
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China
Prior art keywords
hole flanging
punch
pin
positioning mould
heart
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CN201720145020.7U
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Chinese (zh)
Inventor
姚小强
杨晓东
王卫生
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Chongqing Pingwei Automobile Technology Co Ltd
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Chongqing Pingwei Automobile Technology Co Ltd
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Priority to CN201720145020.7U priority Critical patent/CN206492831U/en
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Abstract

The utility model provides a kind of with one heart with the double hole flanging structures of angle.Including die shoe, hole flanging punch, the driving structure for driving hole flanging punch, the left and right punch-pin on die shoe;The hole flanging punch includes the first hole flanging punch and the second hole flanging punch being oppositely arranged, first hole flanging punch is connected with driving structure, second hole flanging punch is arranged in left and right punch-pin, is additionally included in the resetting structure for being used to reset the second hole flanging punch after punching;The resetting structure includes rocking arm, the dynamic structure for driving rocking arm to rotate;The rocking arm is spindle rotationally arranged in left and right punch-pin, and the one end is stretched into the second hole flanging punch, and the dynamic structure promotes the rocking arm other end to rotate it to drive the second hole flanging punch to reset.The purpose of this utility model be to provide it is a kind of with one heart with the double hole flanging structures of angle, weak for solving hole flanging punch intensity in the prior art, oblique contract slider stroke is long, the problem of secondary hole flanging quality is bad.

Description

With one heart with the double hole flanging structures of angle
Technical field
The utility model belongs to punching techniques field, more particularly to a kind of with one heart with the double hole flanging structures of angle.
Background technology
As shown in Figure 7, workpiece is configured with two concentric hole flanging shapes, in conventional structure design, uses conventional drive Dynamic oblique contract design, as shown in Figure 6, including die shoe 13, left punch-pin 14, right punch-pin 8, the first drive block 1, hole flanging punch 2, tiltedly Slider wedge 3, briquetting 4 etc..During punching, briquetting 4 is first by Work-sheet pressing, and the first drive block 1 pushes driving wedge sliding block 3, and wedge is slided Block 3 promotes hole flanging punch 2 to be punched out.So, it there is problems with:
1st, hole flanging punch is long causes intensity weak;2nd, slider stroke is long causes die size to increase increase cost;3rd, two Secondary hole flanging has Partial Resection to cause quality bad because of negative angle reason type face.
Utility model content
The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of to be turned over angle is double with one heart Pore structure, weak for solving hole flanging punch intensity in the prior art, oblique contract slider stroke is long, and secondary hole flanging quality is bad to ask Topic.
In order to achieve the above objects and other related objects, the utility model provides a kind of with one heart with the double hole flanging structures of angle. Including die shoe, hole flanging punch, the driving structure for driving hole flanging punch, the left and right punch-pin on die shoe;It is described Hole flanging punch includes the first hole flanging punch and the second hole flanging punch being oppositely arranged, and first hole flanging punch connects with driving structure Connect, the second hole flanging punch is arranged in left and right punch-pin, be additionally included in the reset knot for being used to reset the second hole flanging punch after punching Structure.
Further, the resetting structure includes rocking arm, the dynamic structure for driving rocking arm to rotate;The rocking arm can turn Dynamic is arranged in left and right punch-pin, and the one end is stretched into the second hole flanging punch, and the dynamic structure promotes the rocking arm other end It is rotated to drive the second hole flanging punch to reset.
Further, the dynamic structure includes drive rod, spring;Drive rod one end offsets with rocking arm bottom, the other end It is arranged on by spring in left and right punch-pin.
Further, the first positioning mould is slideably provided with the die shoe;The left punch-pin and driving structure are all provided with Put in the first positioning mould.
Further, the driving structure include be slidably disposed in the first positioning mould wedge slide block, be arranged on The first drive block above first positioning mould;First drive block is provided with the wedge surface for driving wedge sliding block, Yi Jiyong In the wedge surface positioned to the first positioning mould.
Further, first positioning mould is U-shaped, and the left punch-pin is arranged on the first positioning mould right-hand member, described first Positioning mould left end is provided with the wedge surface being engaged with the first drive block.
Further, the wedge slide block is provided with rollback structure, and the rollback structure includes being arranged in wedge slide block Hole, the rollback bar being arranged in hole, the rollback bar left end are stretched into hole, and right-hand member offsets with the first positioning mould right-hand member;Also include Spring, the spring one end is fixedly connected with rollback bar left end, and the other end is fixed on the bottom hole portion.
Further, in addition to for the briquetting by Work-sheet pressing on left and right punch-pin, slidably set on the briquetting There is the second positioning mould;The second positioning mould side is provided with the second drive block.
Further, in addition to upper bolster, first drive block, the second drive block is fixedly installed on upper bolster.
As described above, the utility model has the advantages that:
1st, by the way that traditional drift is changed into 2 sections, i.e. the first hole flanging punch, the second hole flanging punch, make 2 sections of hole flanging punchs long Degree reduces, so as to improve the intensity of 2 sections of hole flanging punchs;
2nd, make the stroke reduction of 2 sections of hole flanging punchs, reduce die size;
3rd, using 2 sections of hole flanging punchs the angle of 2 sections of hole flanging punchs can be made different, the angle of each adaptive workpiece diverse location Degree;
4th, by setting the first positioning mould, it is to avoid set other structures to position or move left punch-pin.
Brief description of the drawings
Fig. 1 is a kind of concentric structural representation with the double hole flanging structures of angle of the utility model;
Fig. 2 is to push the schematic diagram of process in the utility model embodiment 1;
Fig. 3 is the schematic diagram of punch process in the utility model embodiment 1;
Fig. 4 is the schematic diagram of reseting procedure in the utility model embodiment 1;
Fig. 5 is the structural representation of resetting structure in the utility model embodiment 1;
Fig. 6 is existing structure schematic diagram in the utility model;
Fig. 7 is the structural representation of workpiece in the utility model.
Piece mark explanation
1 first drive block
2 hole flanging punchs
3 wedge slide blocks
31 first hole flanging punchs
32 second hole flanging punchs
4 briquettings
5 upper bolsters
6 second positioning moulds
7 second drive blocks
8th, 15 right punch-pin
9 rocking arms
10 rotary shafts
11 dynamic structures
12 first positioning moulds
13 die shoes
14 left punch-pin
Embodiment
Embodiment of the present utility model is illustrated by particular specific embodiment below, those skilled in the art can be by this Content disclosed by specification understands other advantages of the present utility model and effect easily.
Fig. 1 is referred to Fig. 7.In order to describe the utility model in detail, specific next is made to the utility model Explanation:
Explanation, which is slided, first is set, and in the technical scheme of the application, wedge slide block 3 is slidably arranged in the first positioning mould On 12.First positioning mould 12, is slidably arranged on die shoe 13.Second positioning mould 6, is slidably arranged on briquetting 4.
By taking the first positioning mould 12 as an example, the first positioning mould 12 is slidably arranged on die shoe 13.It is fixed on die shoe 13 Slide plate is installed, T-shaped chute is set on slide plate, then corresponding, is fixedly installed in the bottom of the first positioning mould 12 T-shaped Guide rail, guide rail is arranged in chute, and so, the first positioning mould 12 can just be slided on die shoe 13.It may be reversed, T-shaped guide rail is fixedly installed on slide plate, T-shaped chute is set in the bottom of the first positioning mould 12.
Embodiment 1
As shown in Figures 2 to 5, including die shoe 13, slided on die shoe 13 and left punch-pin 14 is set, be fixedly installed right convex Mould 15.In the left side of left punch-pin 14, driving structure is set.Driving structure includes, and the wedge being slidably arranged on die shoe 13 is slided Block 3, the first drive block 1 positioned at the top of wedge slide block 3.First hole flanging punch 31 is fixedly installed in wedge slide block 3, by Two hole flanging punchs 32 are arranged on inside left and right punch-pin.
As shown in figure 5, the second hole flanging punch 32 is cylindric, being relatively large in diameter in the middle part of it.On left and right punch-pin, correspondence The stepped duct of setting so that the second hole flanging punch 32 can change the inclination in the duct in left and right punch-pin internal motion Angle, you can change the angle of the punching press of the second hole flanging punch 32.Set and stretched for the upper end of rocking arm 9 at the middle part of the second hole flanging punch 32 The hole entered.
Rocking arm 9, is spindle rotationally arranged on right punch-pin 15 by rotary shaft 10, and dynamic structure 11 is arranged on left punch-pin 14 On, the receiving hole of a receiving drive rod will be opened up on left punch-pin 14, drive rod is provided with hollow chamber, for accommodating spring, Spring one end is fixed on receiving hole bottom, and the other end is fixed on the bottom of drive rod chamber.
Left and right punch-pin is provided with briquetting 4, and what the right punch-pin 15 of the correspondence of briquetting 4 was slided is provided with the second positioning mould 6, correspondence second Positioning mould 6 is provided with the second drive block 7.
First drive block 1, the second drive block 7, is fixedly mounted on upper bolster 5, and upper bolster 5 is by Driven by Hydraulic Cylinder.I.e. First drive block 1, the second drive block 7 is pushed simultaneously, but the position of the second drive block 7 is more on the lower, that is the second drive block 7 First drive after the workpiece pressing of the second positioning mould 6, the ability driving wedge sliding block 3 of the first drive block 1 is punched out.Briquetting 4 is by swager Driving.
During work, swager is first opened, drives briquetting 4 first by Work-sheet pressing on left and right punch-pin by it, is then turned on liquid Cylinder pressure, Driven by Hydraulic Cylinder upper bolster 5, upper bolster 5 drives the first drive block 1, and the second drive block 7 is pushed, the position of the second drive block 7 More on the lower, then, the workpiece pressing of the second positioning mould 6 is first promoted.First drive block 1 driving wedge sliding block 3, the band of wedge slide block 3 again The hole on the Xian Chong left sides of the first hole flanging punch 31 is moved, then the first hole flanging punch 31 drives the second hole flanging punch 32 to rush the right again Hole.
During the second 32 punching of hole flanging punch, while being rotated clockwise with motion rocker arm 9, the lower end of rocking arm 9 just extrudes power knot Drive rod in structure 11, makes spring-compressed.After the completion of punching.Hydraulic cylinder drives upper bolster 5 upwards, the first drive block 1, second Drive block 7 is simultaneously upward.Wedge slide block 3 is exited, then the drive rod of dynamic structure 11 is driven by spring, under extruding rocking arm 9 Portion, rotates counterclockwise rocking arm 9, so as to drive the second hole flanging punch 32 to reset.Left punch-pin 14 is slided to the right again, you can take out Workpiece.
After punching, there is part to enter left punch-pin 14 at the hole flanging of the workpiece left side, in order that workpiece can smoothly take out, that It is accomplished by mould being arranged to two parts, i.e., left punch-pin 14, right punch-pin 15 leave therebetween gap.Left punch-pin 14 is slided Dynamic to be arranged on die shoe 13, right punch-pin 15 is fixedly installed on die shoe 13.When taking workpiece, left punch-pin 14 is slided to right convex Mould 15, it is possible to smoothly take out workpiece.So, in addition it is also necessary to corresponding structure is set, briquetting 4 is pushed and during punching, it is left Punch-pin 14 is not slided to the right, when taking workpiece, and left punch-pin 14 is slided to the right.Similarly, in order that the first hole flanging punch 31 is exited, Need the structure for making wedge slide block 3 reset to the left.Although so can solve the problem that technical problem, make overall structure more complicated, Meanwhile, cost is higher.
Embodiment 2
The present embodiment has some different, as shown in Figure 1 on the basis of embodiment 1:
1st, the first positioning mould 12 is also included in the present embodiment, what the first positioning mould 12 was slided is arranged on die shoe 13, and The face that die shoe 13 lays the first positioning mould 12 is tilted to the right, i.e. right low left high.So the first positioning mould 12 is in gravity Just there is the trend slided to the right under effect.First positioning mould 12 is U-shaped, and it is right that left punch-pin 14 is fixedly installed on the first positioning mould 12 End, the left end of the first positioning mould 12 is provided with the wedge surface being engaged with the first drive block 1.Left punch-pin 14 is due to being fixed on the first positioning mould On 12, so, left punch-pin 14 has the close trend of punch-pin 8 to the right.
What the 2nd, wedge slide block 3 was slided is arranged in the first positioning mould 12.And wedge slide block 3 is provided with rollback structure.This time Move back structure similar to dynamic structure 11, pass through the perforate in wedge slide block 3, the right-hand member of the hole the first positioning mould 12 of direction, in hole Interior setting spring and rollback bar.I.e. spring one end is fixed on the bottom in hole, and the other end is fixed on rollback bar left end.
3rd, it is corresponding, except setting the wedge surface (wedge surface on the right) coordinated with wedge slide block 3 on the first drive block 1, also set Put the wedge surface (wedge surface on the left side) coordinated with the first positioning mould 12.
4th, dynamic structure 11 is arranged in the first positioning mould 12, i.e., receiving hole is the right-hand member for opening up the first positioning mould 12.
During work, the first drive block 1 is pushed, and the wedge surface of the wedge surface on its left side and the left end of the first positioning mould 12 first is matched somebody with somebody Close, position the first positioning mould 12, i.e., can not slide to the right.Thus left punch-pin 14 is fixed.As can be seen here, the wedge surface on the left side Bottom should be arranged on, so, when left punch-pin 14 is fixed, briquetting 4 is not pressed onto workpiece also.
After left punch-pin 14 is fixed, the workpiece pressing in the presence of swager of briquetting 4, meanwhile, the first, second drive block after It is continuous to push, it is identical with the process of embodiment 1.Unlike, wedge slide block 3 is during punching, due to rollback bar right-hand member and the The right-hand member of one positioning mould 12 offsets, rollback bar compression spring, when the first drive block 1 is upward, under the driving of spring, rollback bar Stretch out to the right, wedge slide block 3 resets, the first hole flanging punch 32 is exited left punch-pin 14.
After the completion of punching, upwards, wedge slide block 3 is in the presence of rollback structure first for first, second drive block, briquetting 4 It is moved to the left, drives the first hole flanging punch 32 to exit left punch-pin 14.As different from Example 1, the first positioning mould 12 is in gravity In the presence of, move right, make left and right punch-pin close, then, it is possible to workpiece is smoothly taken out.And dynamic structure 11 due to It is arranged in the first positioning mould 12, so can be as the first positioning mould 12 is close to rocking arm 9.While close to rocking arm 9, spring is same Sample promotes drive rod to rotate counterclockwise rocking arm 9 to reset the second hole flanging punch 32.
From the foregoing, the present embodiment, which passes through, sets first positioning mould 12, it is to avoid setting other structures are come to left punch-pin 14 are positioned and are moved, it is only necessary to set rollback structure to enable wedge slide block 3 to retract.
Above-described embodiment only illustrative principle of the present utility model and its effect are new not for this practicality is limited Type.Any person skilled in the art can all be carried out without prejudice under spirit and scope of the present utility model to above-described embodiment Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the essence disclosed in the utility model God and all equivalent modifications completed under technological thought or change, should be covered by claim of the present utility model.

Claims (9)

1. it is a kind of with one heart with the double hole flanging structures of angle, including die shoe, hole flanging punch, the driving knot for driving hole flanging punch Structure, the left and right punch-pin on die shoe;
It is characterized in that:The hole flanging punch includes the first hole flanging punch and the second hole flanging punch being oppositely arranged, described first Hole flanging punch is connected with driving structure, and the second hole flanging punch is arranged in left and right punch-pin, and being additionally included in after punching is used for second The resetting structure that hole flanging punch resets.
2. it is according to claim 1 a kind of with one heart with the double hole flanging structures of angle, it is characterised in that:The resetting structure includes Rocking arm, the dynamic structure for driving rocking arm to rotate;
The rocking arm is spindle rotationally arranged in left and right punch-pin, and the one end is stretched into the second hole flanging punch, the power knot Structure promotes the rocking arm other end to rotate it to drive the second hole flanging punch to reset.
3. it is according to claim 2 a kind of with one heart with the double hole flanging structures of angle, it is characterised in that:The dynamic structure includes Drive rod, spring;Drive rod one end is offseted with rocking arm bottom, and the other end is arranged in left and right punch-pin by spring.
4. it is according to claim 1 a kind of with one heart with the double hole flanging structures of angle, it is characterised in that:It can be slided on the die shoe The first positioning mould is provided with dynamicly;The left punch-pin and driving structure are arranged in the first positioning mould.
5. it is according to claim 4 a kind of with one heart with the double hole flanging structures of angle, it is characterised in that:The driving structure includes The wedge slide block being slidably disposed in the first positioning mould, the first drive block being arranged on above the first positioning mould;
First drive block is provided with the wedge surface for driving wedge sliding block, and for being positioned to the first positioning mould Wedge surface.
6. it is according to claim 5 a kind of with one heart with the double hole flanging structures of angle, it is characterised in that:First positioning mould is in U-shaped, the left punch-pin is arranged on the first positioning mould right-hand member, and the first positioning mould left end is provided with what is be engaged with the first drive block Wedge surface.
7. it is according to claim 5 a kind of with one heart with the double hole flanging structures of angle, it is characterised in that:Set in the wedge slide block There is rollback structure, the rollback structure includes the hole being arranged in wedge slide block, the rollback bar being arranged in hole, the rollback bar is left End is stretched into hole, and right-hand member offsets with the first positioning mould right-hand member;Also include spring, the spring one end is fixed with rollback bar left end to be connected Connect, the other end is fixed on the bottom hole portion.
8. it is according to claim 5 a kind of with one heart with the double hole flanging structures of angle, it is characterised in that:Also include being used for workpiece It is pressed on the briquetting on left and right punch-pin, the briquetting and is slidably provided with the second positioning mould;The second positioning mould side is set There is the second drive block.
9. it is according to claim 8 a kind of with one heart with the double hole flanging structures of angle, it is characterised in that:Also include upper bolster, institute The first drive block is stated, the second drive block is fixedly installed on upper bolster.
CN201720145020.7U 2017-02-17 2017-02-17 With one heart with the double hole flanging structures of angle Active CN206492831U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109465337A (en) * 2018-10-17 2019-03-15 苏州金鸿顺汽车部件股份有限公司 A kind of automobile chassis adjusts the processing of connecting rod two end hole flanging and uses stamping die
CN110238281A (en) * 2019-06-19 2019-09-17 深圳数码模汽车技术有限公司 A kind of continuous mold device and de- material method with swing rod material removing mechanism
CN112207173A (en) * 2020-09-01 2021-01-12 广州敏实汽车零部件有限公司 Die structure of H-shaped guide rail beveling end

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109465337A (en) * 2018-10-17 2019-03-15 苏州金鸿顺汽车部件股份有限公司 A kind of automobile chassis adjusts the processing of connecting rod two end hole flanging and uses stamping die
CN110238281A (en) * 2019-06-19 2019-09-17 深圳数码模汽车技术有限公司 A kind of continuous mold device and de- material method with swing rod material removing mechanism
CN112207173A (en) * 2020-09-01 2021-01-12 广州敏实汽车零部件有限公司 Die structure of H-shaped guide rail beveling end

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