CN2910403Y - Stamping die frame - Google Patents
Stamping die frame Download PDFInfo
- Publication number
- CN2910403Y CN2910403Y CN 200620042647 CN200620042647U CN2910403Y CN 2910403 Y CN2910403 Y CN 2910403Y CN 200620042647 CN200620042647 CN 200620042647 CN 200620042647 U CN200620042647 U CN 200620042647U CN 2910403 Y CN2910403 Y CN 2910403Y
- Authority
- CN
- China
- Prior art keywords
- guide pin
- pin bushing
- guiding
- punching die
- straight tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model discloses a stamping die frame, which comprises an upward die frame, a guiding unloading material plate, a downward mould base, and a guiding mechanism which comprises a straight canister guiding sheath, a coning guiding sheath and a guiding pole. The straight canister guiding sheath is arranged on the upward die frame. The coning guiding sheath is arranged on the guiding unloading material plate. The downward die base is provided with the guiding pole matched with the straight canister guiding sheath and the coning guiding sheath. The guiding pole comprises a bar shape pole arranged on the front segment of the guiding pole and matched with the straight canister guiding sheath, and a coning pole arranged on the back segment of the guiding pole and matched with coning guiding sheath. The inner surface of the coning guiding sheath is a coning face, while the outer surface of the coning pole is a coning face matched with the inner surface of the coning guiding sheath. The guiding pole passes through the coning guiding sheath into the straight canister guiding sheath. The guiding mechanism of the stamping die frame provided by the utility model comprises the straight canister guiding sheath, the coning guiding sheath and the guiding pole, the coning poles of the coning guiding sheath and the guiding pole is linked together when the guiding unloading material plate is pressed to the bottom end, the combining face is a coning face, and the coning face has a high precision guiding function.
Description
Technical field
The utility model relates to punching die frame commonly used on a kind of cold punching workpiece mould.
Background technology
Generally adopt traditional rolling and slip punching die frame in the factory at present, these two kinds of mould bases generally comprise top mold frame, guiding stripper and die shoe, punching die frame also is equipped with guiding mechanism, lead that guiding mechanism wherein adopts and guide pin bushing generally are cylindrical surface and cooperate, generally leave the gap between lead and the guide pin bushing so that the relative lead of guide pin bushing moves back and forth fast, so traditional punching die frame ubiquity guiding accuracy is relatively poor and manufacture difficulty is crossed high shortcoming.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of make simple and the higher punching die frame of guiding accuracy.
For this reason, the punching die frame that the utility model provides comprises top mold frame, guiding stripper and die shoe, punching die frame also is equipped with guiding mechanism, guiding mechanism comprises straight tube guide pin bushing, tapering guide pin bushing and lead, straight tube guide pin bushing is arranged on the top mold frame, the tapering guide pin bushing is arranged on the guiding stripper, lead is equipped with on the die shoe with straight tube guide pin bushing and tapering guide pin bushing coupling, lead comprise be arranged on the lead leading portion and with the bar shaped post of straight tube guide pin bushing coupling and be arranged on the lead back segment and with the tapered pole of tapering guide pin bushing coupling, tapered distribution of the inner surface of tapering guide pin bushing, the outer surface of tapered pole is the taper surface with the inner surface of tapering guide pin bushing coupling, and lead passes the tapering guide pin bushing and enters in the straight tube guide pin bushing.
Because the guiding mechanism that the punching die frame that the utility model provides is equipped with comprises straight tube guide pin bushing, tapering guide pin bushing and lead, when top mold frame presses down with the guiding stripper, the straight tube guide pin bushing on the top mold frame and the bar shaped post engage sleeves of lead are moving, the tapered pole socket of tapering guide pin bushing and lead when the guiding stripper presses to the bottom, tapered of both mating surfaces, because the higher prerequisite inferior pyramidal mask of machining accuracy at the taper surface of workpiece has the very high guide effect of precision, therefore can improve the guiding accuracy of punching die frame, as long as and very high guide pin bushing of required precision originally and lead be engaged in the precision of resolving the taper fit face of tapering guide pin bushing and tapered pole in the punching die frame that the utility model provides, and not high for the required precision of the bar shaped post of straight tube guide pin bushing and lead, difficulty of processing is reduced.
Description of drawings
The structural plan schematic diagram that Fig. 1 provides for first kind of embodiment of the utility model punching die frame.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the A-A cross-sectional schematic of Fig. 1, gives expression to the static of punching die frame and punching press two states among the figure.
Fig. 4 is the schematic diagram after the punching die frame among Fig. 3 is provided with the discharging button.
Fig. 5 is the structural plan schematic diagram of second kind of embodiment of the utility model punching die frame.
Fig. 6 is the B-B cutaway view of Fig. 5, gives expression to the static of punching die frame and punching press two states among the figure.
In each accompanying drawing: 1, top mold frame, 2, the guiding stripper, 3, die shoe, 4, straight tube guide pin bushing, 5, tapering guide pin bushing, 6, lead, 6A, bar shaped post, 6B, tapered pole, 7, discharging button, 7A, fixture block, 7B, gear block, 8, first installing hole, 9, second installing hole, 10, first guiding surface, 11, second guiding surface, 12, the mold closing limited block, 13, mold closing limited impression, 14, projection, 15, elastic component, 16, spacing block set, 17, bearing pin, 18, stage clip.
The specific embodiment
As Fig. 1, Fig. 2, shown in Figure 3, comprise top mold frame 1 among first kind of embodiment of the utility model punching die frame, guiding stripper 2 and die shoe 3, punching die frame also is equipped with guiding mechanism, guiding mechanism comprises straight tube guide pin bushing 4, tapering guide pin bushing 5 and lead 6, above-mentioned guiding mechanism is equipped with quadruplet altogether, the quadruplet guiding mechanism is uniformly distributed in four jiaos of punching die frame, straight tube guide pin bushing 4 is arranged on the top mold frame 1, tapering guide pin bushing 5 is arranged on the guiding stripper 2, straight tube guide pin bushing 4 is tubular, top mold frame 1 is provided with first installing hole 8, straight tube guide pin bushing 4 inserts first installing hole interior 8, straight tube guide pin bushing 4 and top mold frame 1 tight fit, tapering guide pin bushing 5 is the sleeve pipe of cylindrical of outer surface, guiding stripper 2 is provided with second installing hole 9, tapering guide pin bushing 5 inserts in second installing hole 9, tapering guide pin bushing 5 and guiding stripper 2 tight fits, lead 6 is equipped with on the die shoe 3 with straight tube guide pin bushing 4 and tapering guide pin bushing 5 couplings, lead 6 comprise be arranged on lead 6 leading portions and with the bar shaped post 6A of straight tube guide pin bushing 4 couplings and be arranged on lead 6 back segments and with the tapered pole 6B of tapering guide pin bushing 5 couplings, the general integral production of tapered pole 6B and bar shaped post 6A is shaped, can rolling at this straight tube guide pin bushing 4 and lead 6, to cooperate also can be to be slidingly matched, adopting rolls is provided with rotatable steel ball in the straight tube guide pin bushing 4 when cooperating, tapered distribution of the inner surface of tapering guide pin bushing 5, the outer surface of described tapered pole 6B is the taper surface with the inner surface of tapering guide pin bushing 5 coupling, better at the implementation result that the inner surface and the tapered pole 6B outer surface of this tapering guide pin bushing 5 is coned face, but also can adopt other taper surfaces such as triangular pyramid or rectangular pyramid, the tapering of the outer surface of the tapered pole 6B of lead 6 and the inner surface of tapering guide pin bushing 5 is preferable between 4 ° to 20 °, and lead 6 passes tapering guide pin bushing 5 and enters in the straight tube guide pin bushing 4.
As shown in Figure 4, the utility model punching die frame has also disposed hard device for discharging on the basis of embodiment 1, hard device for discharging comprises discharging button 7, discharging button 7 is equipped with the elasticity reset device that can impel it to be adjacent to inwardly, this elasticity reset device is arranged on the stage clip 18 between discharging button 7 bottoms and the die shoe 3, discharging button 7 is rotatably connected on the die shoe 3 by bearing pin 17, the inboard stage casing of discharging button 7 has the fixture block 7A of convex, fixture block 7A has the lower surface that can stop the stripper 2 that leads, the upper surface of fixture block 7A is the inclined-plane and distributes, the inboard epimere of discharging button 7 has the gear block 7B of convex, the lower surface of gear block 7B is the inclined-plane and distributes, the upper surface outside of described top mold frame 1 has first guiding surface 10, the lower surface of described guiding stripper 2 outside has second guiding surface 11, in the present embodiment punching die frame around dispose above-mentioned hard device for discharging.Describe the operation principle of hard device for discharging below in detail: when the utility model punching die frame did not carry out punching press, discharging button 7 its end of turning up withstood on the sidepiece of top mold frame 1; When punching die frame carries out punching press, when its top mold frame 1 and guiding stripper 2 press down, discharging button 7 is subjected to the effect of elasticity reset device and draws in to the inside, second guiding surface 11 in the process that presses down on the guiding stripper 2 generally contacts together with the upper surface that is the inclined-plane distribution of fixture block 7A, make guiding stripper 2 promote fixture block 7A, and then promote discharging button 7, thus make the sidepiece of guiding stripper 2 slip into the below of fixture block 7A, the sidepiece of top mold frame 1 slips into the below of gear block 7B equally simultaneously; When punching die frame is finished punching press and is resetted, because the fixture block 7A of discharging button 7 stops guiding stripper 2, make the guiding stripper 2 can't on move, and this moment, top mold frame 1 was moved on owing to stopped, when moving being lower surface that the inclined-plane distributes and contacting of first guiding surface 10 that makes on the top mold frame 1 and gear block 7B on the top mold frame 1, discharging button 7 stressed flipping to the outside, top mold frame 1 is moved on can continuing until the lower surface that breaks away from gear block 7B, the end of final discharging button 7 withstands on the sidepiece of top mold frame 1, guiding stripper 2 is broken away from stopping of fixture block 7A and can be moved up when discharging button 7 flips to the outside in this process, at this moment can finish discharging.
As shown in Figure 3, can also on the upper surface of guiding lower surface of stripper 2 and die shoe 3, be respectively arranged with mold closing limited impression 13 and mold closing limited block 12 on the basis of the foregoing description, mold closing limited block 12 and mold closing limited impression 13 can be used for the clamping workpiece that is stamped, can prevent that also one-shot forming workpiece and stamping-out from crossing the position, thereby improve the service life of mould, and guarantee workpiece accuracy.At the upper surface of guiding stripper 2 thrust can be set in addition adds and holds device, this device comprises projection 14 and the elastic component 15 that is enclosed within on the projection 14, the lower surface of top mold frame 1 disposes with this thrust and adds the spacing block set 16 of holding the device coupling, this structure can make top mold frame 1 and guiding stripper 2 after die shoe 3 compresses, and the thrust of utilizing elastic component 15 to produce makes the inner surface of tapering guide pin bushing 5 can touch the outer surface of tapered pole 6B more closely.
As Fig. 5, shown in Figure 6, second kind of embodiment of the utility model and first kind of embodiment are basic identical, both differences have been to adopt the guiding mechanism of two covers in second kind of embodiment, punching die frame is provided with the guiding mechanism that two covers comprise straight tube guide pin bushing 4, tapering guide pin bushing 5 and lead 6 in the present embodiment, and two cover guiding mechanisms are on two angles that the diagonal angle is distributed in punching die frame.
Claims (10)
1, a kind of punching die frame, comprise top mold frame (1), guiding stripper (2) and die shoe (3), punching die frame also is equipped with guiding mechanism, it is characterized in that: guiding mechanism comprises straight tube guide pin bushing (4), tapering guide pin bushing (5) and lead (6), described straight tube guide pin bushing (4) is arranged on the top mold frame (1), tapering guide pin bushing (5) is arranged on the guiding stripper (2), lead (6) is equipped with on the described die shoe (3) with straight tube guide pin bushing (4) and tapering guide pin bushing (5) coupling, described lead (6) comprise be arranged on lead (6) leading portion and with the bar shaped post (6A) of straight tube guide pin bushing (4) coupling and the tapered pole (6B) that is arranged on lead (6) back segment and mates with tapering guide pin bushing (5), tapered distribution of the inner surface of tapering guide pin bushing (5), the outer surface of described tapered pole (6B) is the taper surface with the inner surface of tapering guide pin bushing coupling, and described lead (6) passes tapering guide pin bushing (5) and enters in the straight tube guide pin bushing (4).
2, punching die frame according to claim 1 is characterized in that: the outer surface of the inner surface of described tapering guide pin bushing (5) and tapered pole (6B) all is taper seat and distributes.
3, punching die frame according to claim 1 is characterized in that: the outer surface of the inner surface of described tapering guide pin bushing (5) and tapered pole (6B) all is the triangular conical surface and distributes.
4, according to claim 1 or 2 or 3 described punching die frames, it is characterized in that: described punching die frame also is equipped with hard device for discharging, hard device for discharging comprises discharging button (7), discharging button (7) is equipped with the elasticity reset device that can impel it to be adjacent to inwardly, discharging button (7) is rotatably connected on the die shoe (3), the inboard stage casing of discharging button (7) has the fixture block (7A) of convex, fixture block (7A) has the lower surface that can stop guiding stripper (2), the upper surface of fixture block (7A) is the inclined-plane and distributes, the inboard epimere of discharging button (7) has the gear block (7B) of convex, the lower surface of gear block (7B) is the inclined-plane and distributes, the upper surface outside of described top mold frame (1) has first guiding surface (10), and the lower surface outside of described guiding stripper (2) has second guiding surface (11).
5, according to claim 1 or 2 or 3 described punching die frames, it is characterized in that: described straight tube guide pin bushing (4) is tubular, top mold frame (1) is provided with first installing hole (8), and straight tube guide pin bushing (4) inserts in first installing hole (8), straight tube guide pin bushing (4) and top mold frame (1) tight fit; Described tapering guide pin bushing (5) is the sleeve pipe of cylindrical of outer surface, and guiding stripper (2) is provided with second installing hole (9), and tapering guide pin bushing (5) inserts in second installing hole (9), tapering guide pin bushing (5) and guiding stripper (2) tight fit.
6, punching die frame according to claim 4, it is characterized in that: described straight tube guide pin bushing (4) is tubular, top mold frame (1) is provided with first installing hole (8), and straight tube guide pin bushing (4) inserts in first installing hole (8), straight tube guide pin bushing (4) and top mold frame (1) tight fit; Described tapering guide pin bushing (5) is the sleeve pipe of cylindrical of outer surface, and guiding stripper (2) is provided with second installing hole (9), and tapering guide pin bushing (5) inserts in second installing hole (9), tapering guide pin bushing (5) and guiding stripper (2) tight fit.
7, according to claim 1 or 2 or 3 described punching die frames, it is characterized in that: punching die frame is provided with the guiding mechanism that quadruplet comprises straight tube guide pin bushing (4), tapering guide pin bushing (5) and lead (6), and the quadruplet guiding mechanism is uniformly distributed in four jiaos of punching die frame.
8, according to claim 1 or 2 or 3 described punching die frames, it is characterized in that: punching die frame is provided with the guiding mechanism that two covers comprise straight tube guide pin bushing (4), tapering guide pin bushing (5) and lead (6), and two overlap guiding mechanisms is on two angles that the diagonal angle is distributed in punching die frame.
9, according to claim 1 or 2 or 3 described punching die frames, it is characterized in that: the tapering of the outer surface of the tapered pole (6B) of described lead (6) and the inner surface of tapering guide pin bushing (5) is between 4 ° to 20 °.
10, according to claim 1 or 2 or 3 described punching die frames, it is characterized in that: be respectively arranged with mold closing limited impression (13) and mold closing limited block (12) on the upper surface of the lower surface of described guiding stripper (2) and die shoe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620042647 CN2910403Y (en) | 2006-06-08 | 2006-06-08 | Stamping die frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620042647 CN2910403Y (en) | 2006-06-08 | 2006-06-08 | Stamping die frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2910403Y true CN2910403Y (en) | 2007-06-13 |
Family
ID=38132268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620042647 Expired - Lifetime CN2910403Y (en) | 2006-06-08 | 2006-06-08 | Stamping die frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2910403Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100453200C (en) * | 2006-06-08 | 2009-01-21 | 黄步成 | Punching die frame |
| CN102728727A (en) * | 2012-06-06 | 2012-10-17 | 苏州市职业大学 | Mould guiding structure device |
| CN106345883A (en) * | 2016-09-28 | 2017-01-25 | 奇瑞汽车股份有限公司 | Mechanism for preventing upper die of aluminum plate drawing die from taking material |
-
2006
- 2006-06-08 CN CN 200620042647 patent/CN2910403Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100453200C (en) * | 2006-06-08 | 2009-01-21 | 黄步成 | Punching die frame |
| CN102728727A (en) * | 2012-06-06 | 2012-10-17 | 苏州市职业大学 | Mould guiding structure device |
| CN106345883A (en) * | 2016-09-28 | 2017-01-25 | 奇瑞汽车股份有限公司 | Mechanism for preventing upper die of aluminum plate drawing die from taking material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20090121 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |