CN204685822U - A kind of straight combination die shank - Google Patents
A kind of straight combination die shank Download PDFInfo
- Publication number
- CN204685822U CN204685822U CN201520168597.0U CN201520168597U CN204685822U CN 204685822 U CN204685822 U CN 204685822U CN 201520168597 U CN201520168597 U CN 201520168597U CN 204685822 U CN204685822 U CN 204685822U
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- Prior art keywords
- die sleeve
- passage
- die
- contact surface
- die shank
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Abstract
The utility model relates to a kind of straight combination die shank, comprise die shank main body and die sleeve, described die shank main body is provided with at least one locking passage, described die sleeve is linked in die shank body exterior, described die sleeve comprises the first die sleeve and the second die sleeve, two sides of described first die sleeve are respectively the first contact surface and the first clearance plane, two sides of the second die sleeve are respectively the second contact surface and the second clearance plane, first contact surface of described first die sleeve and the second contact surface of the second die sleeve cooperatively interact and make entirety form an inc annulus, structure is simple, be connected firmly, artificial and material cost are saved, add service life.
Description
Technical field
The utility model relates to diel part field, is specifically related to a kind of straight combination die shank.
Background technology
Sheet Metal Forming Technology is a kind of cutting highly efficient in productivity, few or the advanced processing method without cutting, in economy and technical elements, all there is a lot of advantages, it is easy and simple to handle, be convenient to realize mechanization and automation, be suitable for the production of part more in enormous quantities, its goods generally do not need to make further machining, and dimensional accuracy and interchangeability are also all relatively good.So, it occupies very consequence in the industry such as aviation, automobile, tractor, electrical equipment and electrical, precision instrumentation, in the middle of punching production, diel is as the concrete executing means of Sheet Metal Forming Technology, nature attention, in fact, the design level of punching die structure and the accuracy of manufacture are the keys ensureing stamped part quality.
Die shank is mounted in the part of the uppermost handle of cope match-plate pattern, type has a variety of, existing die shank comprises pedestal and die shank post, and pedestal is used for fixing, and die shank post is used for pressure-bearing, but die shank of the prior art in use, because the steering error of forcing press exists, inevitably the guiding accuracy of mould is had an impact, the situation of the pedestal that may occur in original die shank and the fracture of die shank post, meanwhile, this design can cause material and artificial waste.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of straight combination die shank for above drawback, and structure is simple, is connected firmly, and saved artificial and material cost, added service life.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of straight combination die shank, comprise die shank main body and die sleeve, described die shank main body is provided with at least one locking passage, described die sleeve is linked in die shank body exterior, described die sleeve comprises the first die sleeve and the second die sleeve, two sides of described first die sleeve are respectively the first contact surface and the first clearance plane, two sides of the second die sleeve are respectively the second contact surface and the second clearance plane, and the first contact surface of described first die sleeve and the second contact surface of the second die sleeve cooperatively interact and make entirety form an inc annulus.
The straight combination die shank of above-mentioned one, wherein, described die shank main body is cylindrical structural, described locking passage comprises stationary conduit and fastening passage, be connected by transition passage between described stationary conduit with fastening passage, described stationary conduit and fastening passage are cylindrical structural, internal thread is provided with in fastening passage, described stationary conduit and fastening passage eccentric setting, distance between the axis of stationary conduit and the axis of fastening passage is 1-3mm, the depth H 2 of the fastening passage of depth H 1*3=of stationary conduit, the internal diameter d2*1.2 of the fastening passage of internal diameter d1=of stationary conduit, described transition passage is pyramidal structure, chamfering j between transition passage and stationary conduit is 35-40 °.
The straight combination die shank of above-mentioned one, wherein, the quantity of the locking passage in described die shank main body is 3, and the axial connecting line of the fastening passage in described 3 locking passages is isosceles triangle, and three interior angles are respectively g=50 °, h=65 °, i=65 °.
The straight combination die shank of above-mentioned one, wherein, described first die sleeve and the second die sleeve are split-type structural, the cross section of described first die sleeve and the second die sleeve is arc-shaped structure, and the radius r 2 of radius r 1=second die sleeve of the first die sleeve, the radian b of radian a=second die sleeve of the first die sleeve, , described first contact surface and the second contact surface be arranged in parallel, angle c=130 ° between the tangent line of the first contact surface and the first die sleeve, angle d=90 ° between the tangent line of the first clearance plane and the first clearance plane, angle e=90 ° between the tangent line of the second clearance plane and the second clearance plane,
Described first contact surface is provided with the clamping raised line that cross section is circular arc, and the second contact surface is provided with the clamping groove that cross section is circular arc, the central angle f=130 ° that the circular arc of clamping groove is right, described clamping raised line and clamping groove matched in clearance;
The inwall of described first die sleeve and the second die sleeve is respectively provided with in one and regulates passage, and the outer wall of the first die sleeve and the second die sleeve is respectively equipped with two and regulates passage outward, and described interior adjustment passage and outer adjustment passage are interspersed.
The utility model beneficial effect is:
1. the utility model directly arranges at least one locking passage in columniform die shank main body, directly die shank can be fixed on mould by corresponding locking member, structure is simple, cost of labor and material cost are saved, simultaneously, effectively can avoid the situation of pedestal and the die shank post fracture that may occur in original die shank, add service life;
2. the utility model locking passage comprises stationary conduit, transition passage and fastening passage, and the depth H 2 of the fastening passage of the depth H 1*3=of stationary conduit, the internal diameter d2*1.2 of the fastening passage of internal diameter d1=of stationary conduit, this setting can ensure when die shank is fixed on mould by locking passage by locking member, the pressure that die shank can bear and impulsive force are 1.5-2 times of original die shank, die shank is combined more firm, stable with mould;
3. stationary conduit and fastening passage eccentric setting, locking member is had in locking process and certain dodges gap, make installation more accurate, not easily cause damage to die shank, meanwhile, the secondary being also conducive to die shank utilizes;
4. arrange three interior angles and be respectively a=50 °, 3 die shank passages of the isosceles triangle of b=65 °, c=65 °, add fixing fastness, ensure that the accuracy of processing, improve product quality;
5. the utility model adopts split-type structural, can direct splicing formula be linked in die shank outside, in order to increase the external diameter of die shank, structure is simple, and highly versatile, has saved cost;
6. the first contact surface and the second contact surface be arranged in parallel, and the angle c=130 ° between the tangent line of the first contact surface and the first die sleeve, and when two contact surfaces contact with each other, laminating is relatively tightr, can not slippage easily, ensure that its stability;
7. the angle d=90 ° between the tangent line of the first clearance plane and the first clearance plane, angle e=90 ° between the tangent line of the second clearance plane and the second clearance plane, after can ensureing that two die sleeves are bonded to each other, clearance plane can not contact with each other, leave certain cushion space, therefore in use can not cause damage because of other factors such as vibrations, add service life;
8. the first contact surface is provided with the clamping raised line that cross section is circular arc, second contact surface is provided with the clamping groove that cross section is circular arc, and both cooperatively interact, and namely can ensure the flatness that both are bonded to each other, there is again certain surplus, the die shank of different size can be applicable to;
9. regulate being crisscross arranged of passage and outer adjustment passage in, add buffer capacity to a certain extent, add service life.
Accompanying drawing explanation
Fig. 1 is the utility model top view.
Fig. 2 is the utility model die shank main body sectional view.
Fig. 3 is the utility model die shank main body top view.
Fig. 4 is the utility model die sleeve top view.
Fig. 5 is the utility model first die sleeve top view.
Fig. 6 is the top view of the utility model second die sleeve.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described.
A kind of straight combination die shank as shown in Figure 1, comprise die shank main body 1 and die sleeve 2, described die shank main body 1 is provided with at least one locking passage 3, it is outside that described die sleeve 2 is linked in die shank main body 1, described die sleeve 2 comprises the first die sleeve 4 and the second die sleeve 5, two sides of described first die sleeve 4 are respectively the first contact surface 6 and the first clearance plane 7, two sides of the second die sleeve 5 are respectively the second contact surface 8 and the second clearance plane 9, and the first contact surface 6 of described first die sleeve and the second contact surface 8 of the second die sleeve cooperatively interact and make entirety form an inc annulus.
As Fig. 2, shown in Fig. 3, described die shank main body 1 is cylindrical structural, described locking passage 3 comprises stationary conduit 10 and fastening passage 11, be connected by transition passage 12 between described stationary conduit 10 with fastening passage 11, described stationary conduit 10 is cylindrical structural with fastening passage 11, internal thread 13 is provided with in fastening passage 11, described stationary conduit 10 and fastening passage 11 eccentric setting, distance L1 between the axis 14 of stationary conduit and the axis 15 of fastening passage is 1-3mm, the depth H 2 of the fastening passage 11 of depth H 1*3=of stationary conduit 10, the internal diameter d2*1.2 of the fastening passage 11 of internal diameter d1=of stationary conduit 10, described transition passage 12 is pyramidal structure, chamfering j between transition passage 12 and stationary conduit 10 is 35-40 °,
The quantity of the locking passage 3 in described die shank main body 1 is 3, and the axial connecting line of the fastening passage in described 3 locking passages 3 is isosceles triangle, and three interior angles are respectively g=50 °, h=65 °, i=65 °.
As Fig. 4, Fig. 5, shown in Fig. 6, described first die sleeve 4 and the second die sleeve 5 are split-type structural, the cross section of described first die sleeve 4 and the second die sleeve 5 is arc-shaped structure, and the radius r 2 of radius r 1=second die sleeve 5 of the first die sleeve 4, the radian b of radian a=second die sleeve 5 of the first die sleeve 4, , described first contact surface 6 and the second contact surface 8 be arranged in parallel, angle c=130 ° between first contact surface 6 and the tangent line of the first die sleeve, angle d=90 ° between first clearance plane 7 and the tangent line of the first clearance plane, angle e=90 ° between second clearance plane 9 and the tangent line of the second clearance plane,
Described first contact surface 6 is provided with the clamping raised line 13 that cross section is circular arc, second contact surface 8 is provided with the clamping groove 14 that cross section is circular arc, the central angle f=130 ° that the circular arc of clamping groove 14 is right, described clamping raised line 13 and clamping groove 14 matched in clearance;
The inwall of described first die sleeve 4 and the second die sleeve 5 is respectively provided with in one and regulates passage 15, and the outer wall of the first die sleeve 4 and the second die sleeve 5 is respectively equipped with two and regulates passage 16 outward, and described interior adjustment passage 15 is interspersed with outer adjustment passage 16.
The utility model directly arranges at least one locking passage in columniform die shank main body, directly die shank can be fixed on mould by corresponding locking member, structure is simple, cost of labor and material cost are saved, simultaneously, effectively can avoid the situation of pedestal and the die shank post fracture that may occur in original die shank, add service life;
The utility model locking passage comprises stationary conduit, transition passage and fastening passage, and the depth H 2 of the fastening passage of the depth H 1*3=of stationary conduit, the internal diameter d2*1.2 of the fastening passage of internal diameter d1=of stationary conduit, this setting can ensure when die shank is fixed on mould by locking passage by locking member, the pressure that die shank can bear and impulsive force are 1.5-2 times of original die shank, die shank is combined more firm, stable with mould;
Stationary conduit and fastening passage eccentric setting, locking member is had in locking process and certain dodges gap, make installation more accurate, not easily cause damage to die shank, meanwhile, the secondary being also conducive to die shank utilizes;
Arrange three interior angles and be respectively a=50 °, 3 die shank passages of the isosceles triangle of b=65 °, c=65 °, add fixing fastness, ensure that the accuracy of processing, improve product quality;
The utility model adopts split-type structural, can direct splicing formula be linked in die shank outside, in order to increase the external diameter of die shank, structure is simple, and highly versatile, has saved cost;
First contact surface and the second contact surface be arranged in parallel, and the angle c=130 ° between the tangent line of the first contact surface and the first die sleeve, and when two contact surfaces contact with each other, laminating is relatively tightr, can not slippage easily, ensure that its stability;
Angle d=90 ° between the tangent line of the first clearance plane and the first clearance plane, angle e=90 ° between the tangent line of the second clearance plane and the second clearance plane, after can ensureing that two die sleeves are bonded to each other, clearance plane can not contact with each other, leave certain cushion space, therefore in use can not cause damage because of other factors such as vibrations, add service life;
First contact surface is provided with the clamping raised line that cross section is circular arc, second contact surface is provided with the clamping groove that cross section is circular arc, and both cooperatively interact, and namely can ensure the flatness that both are bonded to each other, there is again certain surplus, the die shank of different size can be applicable to;
Being crisscross arranged of interior adjustment passage and outer adjustment passage, adds buffer capacity to a certain extent, adds service life.
Here description of the present utility model and application is illustrative; not want by scope restriction of the present utility model in the above-described embodiments; therefore, the utility model is not by the restriction of the present embodiment, and the technical scheme that any employing equivalence replacement obtains is all in the scope of the utility model protection.
Claims (4)
1. a straight combination die shank, it is characterized by, comprise die shank main body and die sleeve, described die shank main body is provided with at least one locking passage, described die sleeve is linked in die shank body exterior, described die sleeve comprises the first die sleeve and the second die sleeve, two sides of described first die sleeve are respectively the first contact surface and the first clearance plane, two sides of the second die sleeve are respectively the second contact surface and the second clearance plane, and the first contact surface of described first die sleeve and the second contact surface of the second die sleeve cooperatively interact and make entirety form an inc annulus.
2. a kind of straight combination die shank as claimed in claim 1, it is characterized by, described die shank main body is cylindrical structural, described locking passage comprises stationary conduit and fastening passage, be connected by transition passage between described stationary conduit with fastening passage, described stationary conduit and fastening passage are cylindrical structural, internal thread is provided with in fastening passage, described stationary conduit and fastening passage eccentric setting, distance between the axis of stationary conduit and the axis of fastening passage is 1-3mm, the depth H 2 of the fastening passage of depth H 1*3=of stationary conduit, the internal diameter d2*1.2 of the fastening passage of internal diameter d1=of stationary conduit, described transition passage is pyramidal structure, chamfering j between transition passage and stationary conduit is 35-40 °.
3. a kind of straight combination die shank as claimed in claim 1 or 2, is characterized by, and the quantity of the locking passage in described die shank main body is 3, the axial connecting line of the fastening passage in described 3 locking passages is isosceles triangle, three interior angles are respectively g=50 °, h=65 °, i=65 °.
4. a kind of straight combination die shank as claimed in claim 1, it is characterized by, described first die sleeve and the second die sleeve are split-type structural, the cross section of described first die sleeve and the second die sleeve is arc-shaped structure, and the radius r 2 of radius r 1=second die sleeve of the first die sleeve, the radian b of radian a=second die sleeve of the first die sleeve, , described first contact surface and the second contact surface be arranged in parallel, angle c=130 ° between the tangent line of the first contact surface and the first die sleeve, angle d=90 ° between the tangent line of the first clearance plane and the first clearance plane, angle e=90 ° between the tangent line of the second clearance plane and the second clearance plane, described first contact surface is provided with the clamping raised line that cross section is circular arc, second contact surface is provided with the clamping groove that cross section is circular arc, the central angle f=130 ° that the circular arc of clamping groove is right, described clamping raised line and clamping groove matched in clearance, the inwall of described first die sleeve and the second die sleeve is respectively provided with in one and regulates passage, the outer wall of the first die sleeve and the second die sleeve is respectively equipped with two and regulates passage outward, described interior adjustment passage and outer adjustment passage are interspersed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520168597.0U CN204685822U (en) | 2015-03-25 | 2015-03-25 | A kind of straight combination die shank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520168597.0U CN204685822U (en) | 2015-03-25 | 2015-03-25 | A kind of straight combination die shank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204685822U true CN204685822U (en) | 2015-10-07 |
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ID=54226164
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520168597.0U Expired - Fee Related CN204685822U (en) | 2015-03-25 | 2015-03-25 | A kind of straight combination die shank |
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| Country | Link |
|---|---|
| CN (1) | CN204685822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104707910A (en) * | 2015-03-25 | 2015-06-17 | 扬中市双冯机械加工厂 | Straight type combined die shank |
-
2015
- 2015-03-25 CN CN201520168597.0U patent/CN204685822U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104707910A (en) * | 2015-03-25 | 2015-06-17 | 扬中市双冯机械加工厂 | Straight type combined die shank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 |