CN210146797U - High-precision guiding device - Google Patents
High-precision guiding device Download PDFInfo
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- CN210146797U CN210146797U CN201920954242.2U CN201920954242U CN210146797U CN 210146797 U CN210146797 U CN 210146797U CN 201920954242 U CN201920954242 U CN 201920954242U CN 210146797 U CN210146797 U CN 210146797U
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- material belt
- pin
- hole
- die holder
- pilot hole
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Abstract
The utility model relates to a high accuracy is led and is just installed belongs to a stamping die, including upper die base and die holder, the bottom of upper die base is connected with the cope match-plate pattern, the bottom of cope match-plate pattern is equipped with the contact pin, the top of die holder is connected with the lower bolster, through setting up the buoyancy lift pin on the lower bolster, the inboard of buoyancy lift pin is equipped with the guide hole that corresponds with the contact pin, the outside of buoyancy lift pin is equipped with a bellying, be equipped with an extension that extends to the inboard on the bellying, the bottom of buoyancy lift pin still is equipped with the resilient means that is used for the flotation material, and after leading and just accomplishing, the material area can float automatically, conveniently takes; after the upper die base goes upward, the extension parts at the two ends of the material belt can simultaneously clamp the material belt, so that the material belt of the contact pins is prevented, the working efficiency is effectively improved, and the yield is improved.
Description
Technical Field
The utility model relates to a stamping die, in particular to device is led to high accuracy.
Background
In a precision multi-station progressive die, a pilot device is often required to improve feeding precision. During guiding, due to the close fit of the contact pins and the material belt, the contact pins generally drive the material belt to move upwards after the guiding is finished, the material belt needs to be manually dismounted, in the process, the precision of holes is easily damaged, even the material belt can be damaged, the number of inferior products is increased, and the cost of an enterprise is increased; and after the guide is finished, the material belt is attached to the surface of the lower die and is not easy to take out, so that the working efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
In order to overcome prior art's defect, the utility model provides a device is led to high accuracy is through setting up the buoyancy lift round pin on the lower die plate, the outside of buoyancy lift round pin is equipped with a bellying, be equipped with an extension on the bellying, the bottom of buoyancy lift round pin still is equipped with the resilient means for the flotation material, just leading and accomplishes the back, the material takes automatic floating, and the extension blocks the material area and prevents the contact pin area material, great improvement the machining precision in hole, and improved work efficiency.
The technical scheme for realizing the purpose is as follows:
the utility model provides a high-precision guiding device, which comprises an upper die base, a lower die base and a material belt arranged between the upper die base and the lower die base, wherein the bottom end of the upper die base is sequentially connected with an upper padding plate, a fixed plate and an upper template, and the high-precision guiding device also comprises a contact pin, the contact pin passes through the upper template and the fixed plate from bottom to top and is connected with the bottom end of the upper padding plate; the top end of the lower die base is sequentially connected with a lower backing plate and a lower die plate, the top end of the lower die plate is provided with a pilot hole matched with the contact pin, the lower die plate is provided with a groove or a through hole, a floating pin is arranged in the groove or the through hole, the pilot hole is arranged at one side, close to the material belt, in the floating pin, a protruding part is integrally arranged at one side, far away from the material belt, of the top end of the floating pin, the upper end of the protruding part is provided with an extending part extending towards the inner side, the extending part avoids the position right above the pilot hole, and a gap formed between the extending part and the floating pin is matched with the thickness of the material;
the bottom end of the floating pin is connected with an elastic device, and the elastic device penetrates through the lower backing plate and is fixed at the top end of the lower die base;
and the bottom end of the upper template is provided with a concave part matched with the convex part and the extending part.
The utility model discloses a further set up as, the bottom of buoyancy lift round pin with distance between the bottom of recess or through-hole is not less than the distance between material area and the lower bolster top, and sufficient stroke space is left to the surface of lower bolster to the feed area descends, makes the material area when leading, can laminate on the surface of lower bolster, is convenient for lead positive completion.
The utility model discloses a further set up to, the diameter of leading positive hole is 3.015mm, reduces to 3.015mm by original 3.03 mm's aperture, has improved and has led positive precision.
The utility model discloses a further set up to, one side that the material area was kept away from to the buoyancy lift pin is equipped with the spout, install the fixed block in the spout, the fixed block is fixed in the top of lower bolster.
The utility model discloses a further set up as, the extension extends to and is close to the center of leading the positive hole, the top of extension be equipped with lead positive hole looks adaptation and be greater than lead positive hole diameter's circular-arc structure, under the prerequisite that does not influence to lead, prevent that the material area from leading and just accomplishing the back, being taken up by the contact pin.
Has the advantages that: compared with the prior art, the utility model is different in that, the utility model provides a high accuracy is led and is just installed, including upper die base and die holder, the bottom of upper die base is connected with the cope match-plate pattern, the bottom of cope match-plate pattern is equipped with the contact pin, the top of die holder is connected with the lower bolster, through setting up the buoyancy lift pin on the lower bolster, the inboard of buoyancy lift pin is equipped with the guide hole that corresponds with the contact pin, the outside of buoyancy lift pin is equipped with a bellying, be equipped with an inboard extension on the bellying, the bottom of buoyancy lift pin still is equipped with the resilient means that is used for the flotation material, and after leading and just accomplishing, the material area can rise automatically, conveniently takes; after the upper die base goes upward, the material belt can be clamped by the extending parts at the two ends of the material belt, the contact pin material belt is prevented from rising, the working efficiency is effectively improved, and the yield is improved.
Drawings
Fig. 1 is a front sectional view of the high-precision alignment device of the present invention.
Fig. 2 is a schematic structural diagram of the middle lift pin (40) and the fixed block (60) of the present invention.
The die comprises a die holder, an upper backing plate, a fixing plate, an upper die plate, a concave part, a pin, a lower die holder, a lower backing plate, a lower die plate, a groove or a through hole, a guide hole, a material belt, a floating pin, a protrusion part, an extension part, a protrusion part, an extension part, a protrusion.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
Referring to fig. 1 and 2, the utility model provides a high-precision guiding device, which comprises an upper die base 10, a lower die base 20 and a material belt 30 arranged between the upper die base 10 and the lower die base 20, wherein the bottom end of the upper die base 10 is sequentially connected with an upper padding plate 11, a fixed plate 12 and an upper die plate 13, and further comprises a contact pin 14, the contact pin 14 passes through the upper die plate 13 and the fixed plate 12 from bottom to top and is connected with the bottom end of the upper padding plate 11; the top end of the lower die holder 20 is sequentially connected with a lower backing plate 21 and a lower die plate 22, the top end of the lower die plate 22 is provided with a pilot hole 24 matched with the contact pin 14, the lower die plate 22 is provided with a groove or through hole 23, a floating pin 40 is arranged in the groove or through hole 23, the pilot hole 24 is arranged at one side, close to the material belt 30, in the floating pin 40, a protruding part 41 is integrally arranged at one side, far away from the material belt 30, of the top end of the floating pin 40, the upper end of the protruding part 41 is provided with an extending part 411 extending inwards, the extending part 411 avoids the position right above the pilot hole 24, and a gap formed between the extending part 411 and the floating pin 40 is matched with the thickness of the material belt 30;
the bottom end of the floating pin 40 is connected with an elastic device 50, the elastic device 50 penetrates through the lower backing plate 21 and is fixed at the top end of the lower die base 20, after the material belt 30 is guided, the upper die base 10 rises, and the elastic device 50 rebounds to jack up the material belt 30, so that the material belt 30 can be conveniently taken;
the bottom end of the upper template 13 is provided with a concave part 131 matched with the convex part 41 and the extension part 411.
Preferably, but not limited to, the distance between the bottom end of the lift pin 40 and the bottom of the groove or through hole 23 is not less than the distance between the material tape 30 and the top of the lower template 22, and the feeding tape 30 falls to the surface of the lower template 22 to leave enough travel space, so that the material tape 30 can be attached to the surface of the lower template 22 during alignment, and the alignment is facilitated.
Preferably, but not by way of limitation, the diameter of the pilot hole 24 is 3.015mm, the original hole diameter of 3.03mm is reduced to 3.015mm, the pilot accuracy is improved, the hole diameter size of the pilot hole 24 is reduced under the condition that the contact pin 14 is not changed, the contact pin 14 and the pilot hole 24 are matched more closely, but the stripping after pilot can still be effectively completed under the blocking effect of the extension part 411.
Preferably, but not by way of limitation, the side of the lift pin 40 away from the material belt 30 is provided with a sliding groove, the sliding groove is provided with a fixing block 60, the fixing block 60 is fixed on the top end of the lower backing plate 21, and the lift pin 40 is prevented from punching out of the groove or through hole 23 when the elastic device 50 rebounds while the fixing block is guiding.
Preferably, but not limited to, the extending portion 411 extends to be close to the center of the pilot hole 24, and the top end of the extending portion 411 is provided with an arc-shaped structure 412 which is matched with the pilot hole 24 and is larger than the diameter of the pilot hole 24, so as to prevent the material tape 30 from being picked up by the pins 14 after the pilot is completed without affecting the pilot.
The above embodiments are merely preferred embodiments of the present disclosure, which are not intended to limit the present disclosure, and any modifications, equivalents, improvements and the like, which are within the spirit and principle of the present disclosure, should be included in the scope of the present disclosure.
Claims (5)
1. A high-precision guide device comprises an upper die holder, a lower die holder and a material belt arranged between the upper die holder and the lower die holder, wherein the bottom end of the upper die holder is sequentially connected with an upper backing plate, a fixed plate and an upper template; the top of die holder has connected gradually lower bolster and lower bolster, the top of lower bolster be equipped with contact pin assorted lead positive hole, its characterized in that:
the lower template is provided with a groove or a through hole, a floating pin is arranged in the groove or the through hole, the pilot hole is arranged at one side, close to the material belt, in the floating pin, a protruding part is integrally arranged at one side, far away from the material belt, of the top end of the floating pin, the upper end of the protruding part is provided with an extending part extending inwards, the extending part avoids the position right above the pilot hole, and a gap formed between the extending part and the floating pin is matched with the thickness of the material belt;
the bottom end of the floating pin is connected with an elastic device, and the elastic device penetrates through the lower backing plate and is fixed at the top end of the lower die base;
and the bottom end of the upper template is provided with a concave part matched with the convex part and the extending part.
2. The high precision alignment device of claim 1, wherein:
the distance between the bottom end of the floating pin and the bottom of the groove or the through hole is not less than the distance between the material belt and the top of the lower template.
3. The high precision alignment device of claim 1, wherein:
the diameter of the pilot hole is 3.015 mm.
4. The high precision alignment device of claim 1, wherein:
one side of the buoyancy lifting pin, which is far away from the material belt, is provided with a sliding groove, a fixed block is installed in the sliding groove, and the fixed block is fixed at the top end of the lower padding plate.
5. The high precision alignment device of claim 1, wherein:
the extension part extends to the center close to the pilot hole, and the top end of the extension part is provided with an arc-shaped structure which is matched with the pilot hole and is larger than the diameter of the pilot hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920954242.2U CN210146797U (en) | 2019-06-24 | 2019-06-24 | High-precision guiding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920954242.2U CN210146797U (en) | 2019-06-24 | 2019-06-24 | High-precision guiding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210146797U true CN210146797U (en) | 2020-03-17 |
Family
ID=69763938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920954242.2U Active CN210146797U (en) | 2019-06-24 | 2019-06-24 | High-precision guiding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210146797U (en) |
-
2019
- 2019-06-24 CN CN201920954242.2U patent/CN210146797U/en active Active
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