CN202639050U - Side punching and side hole flanging die - Google Patents
Side punching and side hole flanging die Download PDFInfo
- Publication number
- CN202639050U CN202639050U CN 201220226475 CN201220226475U CN202639050U CN 202639050 U CN202639050 U CN 202639050U CN 201220226475 CN201220226475 CN 201220226475 CN 201220226475 U CN201220226475 U CN 201220226475U CN 202639050 U CN202639050 U CN 202639050U
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- die
- punching
- chip
- side punching
- hole
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- Expired - Fee Related
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- 238000004080 punching Methods 0.000 title claims abstract description 44
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract 3
- 238000003754 machining Methods 0.000 abstract 1
- 230000001360 synchronised effect Effects 0.000 abstract 1
- 238000005299 abrasion Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
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Abstract
The utility model provides a side punching and side hole flanging die which can be used for machining of the structure of automobile door inner plate and the like and aims at reducing production cost of enterprises. The side punching and side hole flanging die comprises an upper die, a lower die and a side punching wedge. The side portion of the side punching wedge is provided with a convex die, and the lower die is provided with a concave die. The convex die is provided with a column-shaped plunger chip. The back end of the plunger chip is provided with a flanging chamfer. The concave die is provided with a pit conforming to the plunger chip in shape. During operation processes, the upper die moves downward to drive the side punching wedge and the convex die on the side punching wedge to move laterally until the front end of the plunger chip of the convex die contacts with the concave die, and punching of a workpiece begins. After punching, the side punching keeps moving until the back end of the plunger chip of the convex die contacts with the concave die, and then the flanging chamfer of the plunger chip is made use to flange the punched hole, and therefore synchronous finishing of the procedures of punching and flanging is achieved. By aid of the plunger chip in a unique structure, the side punching and side hole flanging die achieves combination of the procedures of side punching and side hole flanging, thereby saving die development expense and production cost.
Description
Technical field
The invention belongs to the technical field of pressure technological equipment for making, relate to the Cold pressing die lamps structure in this field, more particularly, the present invention relates to a kind of side punching and side turning hole die.
Background technology
Owing to automobile body covering piece complex structure, required precision height, so the automobile body covering piece mould is to require the mould the highest, that difficulty of processing is maximum in the body of a motor car manufacturing, also be the most complicated in the body of a motor car technological equipment, investment maximum.In the processing technology of traditional car door inner board, side punching utilizes two moulds to realize with the rollover hole, therefore also just needs two steps, and this has not only strengthened the investment of mould, also increase equipment, material, the other fees such as artificial, improved the production cost of enterprise.
Summary of the invention
The objective of the invention is to propose a kind of side punching and side turning hole die that can be applicable to the structure processing such as car door inner board, to reduce the production cost of enterprise.
Side punching of the present invention and side turning hole die comprise upper die and lower die and side blow wedge, and the sidepiece of described side blow wedge is equipped with punch, and described counterdie is equipped with die, and key is that described punch is provided with the drift of column, and the rear end of described drift is provided with the flange chamfering; Described die is provided with the pit that conforms to punch shape.
In the course of the work, patrix is descending, thus drive the side blow wedge and on punch be displaced sideways, until the front end of the drift of punch contacts with die, begin workpiece is carried out punching; After having rushed the hole, the side blow wedge continues mobile, until the rear end of the drift of punch contacts with die, begins to utilize the flange chamfering of drift that flange is carried out in made hole at this moment, has realized that the piercing and flanging operation finishes together.After punching, the flange work contact, patrix is up, and the side blow wedge drives drift under the effect of restoring force and die disengages.
Further, the bottom of described pit is provided with and the outside chip-removal hole that is communicated with of die, and the chip that produces during punching can be discharged along this chip-removal hole, to guarantee punching quality.
Further, smooth and easy for making chip removal, described chip-removal hole can utilize the auxiliary chip removal of gravity of chip self like this by side lower part or the bottom of the downward or oblique downward-extension in the bottom of pit to die.
Further, for avoiding often changing die because of the die surface abrasion, described die is formed by connecting by die body, installing plate, and described pit is arranged on the installing plate, and described chip-removal hole is arranged in the die body.After the installing plate wearing and tearing, can guarantee crudy by changing installing plate, and need not to change whole die, thereby reduce cost like this.
Further, described die body is provided with the auxiliary filings-containing cavity that joins with chip-removal hole at the side of described chip-removal hole, can hold a part of chip by auxiliary filings-containing cavity when the chip-removal hole chip removal is not smooth like this, avoids chip that drift or workpiece are caused damage.
Further, the end of described drift is provided with filings-containing cavity, to hold a part of chip, avoids chip that drift or workpiece are caused damage.
Further, the front end of described drift is provided with punching, chamfering, and is smooth to guarantee the drift punching.
Side punching of the present invention and side turning hole die have been realized the merging of side punching operation with rollover hole operation, thereby have been saved mould development expense and production cost by the drift of structure uniqueness.
Description of drawings
Fig. 1 is the overall structure figure of side punching of the present invention and side turning hole die.
Fig. 2 is the structure chart of the punch of side punching of the present invention and side turning hole die.
Fig. 3 is the structure chart of the die of side punching of the present invention and side turning hole die.
The specific embodiment
The below contrasts accompanying drawing, by the description to embodiment, the effect of the mutual alignment between the shape of the specific embodiment of the present invention such as related each member, structure, the each several part and annexation, each several part and operation principle etc. are described in further detail.
Embodiment 1:
As shown in Figure 1, the side punching of present embodiment and side turning hole die comprise patrix 1, counterdie 2 and side blow wedge 3, and the sidepiece of side blow wedge 3 is equipped with punch 4, and counterdie 2 is equipped with die 5;
As shown in Figure 2, punch 4 is provided with the drift 6 of column, and the front end of drift 6 is provided with punching, chamfering 61, and the rear end is provided with flange chamfering 62, and the end of drift 6 is provided with filings-containing cavity 63;
As shown in Figure 3, die 5 is provided with the pit 7 that conforms to drift 6 shapes, and the bottom of pit 7 is provided with and the outside chip-removal hole 8 that is communicated with of die, and chip-removal hole 8 is by the side lower part of the oblique downward-extension in the bottom of pit 7 to die 5, and is smooth and easy to guarantee chip removal.
Further, for avoiding often changing die 5 because of die 5 surface abrasions, described die 5 is formed by connecting by die body 51, installing plate 52, and pit 7 is arranged on the installing plate 52, and chip-removal hole 8 is arranged in the die body 51.After installing plate 52 wearing and tearing, can guarantee crudy by changing installing plate 52, and need not to change whole die 5, thereby reduce cost like this.
Further, die body 51 is provided with the auxiliary filings-containing cavity 9 that joins with chip-removal hole 8 at the side of chip-removal hole 8, can hold a part of chip by auxiliary filings-containing cavity 9 when chip-removal hole 8 chip removals are not smooth like this, avoids chip that drift or workpiece are caused damage.
In the course of the work, patrix 1 is descending, thus drive side blow wedge 3 and on punch 4 be displaced sideways, until the front end of the drift 6 of punch contacts with die 5, begin workpiece is carried out punching; After having rushed the hole, side blow wedge 3 continues mobile, until the rear end of the drift 6 of punch contacts with die, 62 pairs of flange chamferings that begin to utilize drift at this moment made hole are carried out flange, has realized that the piercing and flanging operation finishes together.After punching, the flange work contact, patrix 1 is up, and side blow wedge 3 drives drift 6 and disengages with die 5 under the effect of restoring force.
After adopting the side punching and side turning hole die of present embodiment, the operation in side punching and rollover hole can be united two into one, reduce Mold Making expense and producing cost, for instance, former inner plate of car door mould is generally 6 covers, mould was 5 covers after the side punching operation merged with rollover hole operation, saved 1 mold. estimate cost saving 1,500,000 RMB with present Die ﹠ Mould Market price.And it is also very considerable directly to reach the indirect expense saving after the batch production, and take jig frequency expense of present working condition as 40 yuans, general 200,000 calculating of vehicle can be saved 800,000 RMB altogether.
Claims (7)
1. a side punching and side turning hole die comprise upper die and lower die and side blow wedge, and the sidepiece of described side blow wedge is equipped with punch, and described counterdie is equipped with die, it is characterized in that described punch is provided with the drift of column, and the rear end of described drift is provided with the flange chamfering; Described die is provided with the pit that conforms to punch shape.
2. side punching according to claim 1 and side turning hole die is characterized in that the bottom of described pit is provided with and the outside chip-removal hole that is communicated with of die.
3. side punching according to claim 2 and side turning hole die is characterized in that described chip-removal hole is by side lower part or the bottom of the downward or oblique downward-extension in the bottom of pit to die.
4. side punching according to claim 3 and side turning hole die is characterized in that described die is formed by connecting by die body, installing plate, and described pit is arranged on the installing plate, and described chip-removal hole is arranged in the die body.
5. side punching according to claim 4 and side turning hole die is characterized in that described die body is provided with the auxiliary filings-containing cavity that joins with chip-removal hole at the side of described chip-removal hole.
6. according to claim 1 and 2 or 3 or 4 or 5 described side punching and side turning hole dies, it is characterized in that the end of described drift is provided with filings-containing cavity.
7. according to claim 1 and 2 or 3 or 4 or 5 described side punching and side turning hole dies, it is characterized in that the front end of described drift is provided with punching, chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220226475 CN202639050U (en) | 2012-05-21 | 2012-05-21 | Side punching and side hole flanging die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220226475 CN202639050U (en) | 2012-05-21 | 2012-05-21 | Side punching and side hole flanging die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202639050U true CN202639050U (en) | 2013-01-02 |
Family
ID=47408228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220226475 Expired - Fee Related CN202639050U (en) | 2012-05-21 | 2012-05-21 | Side punching and side hole flanging die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202639050U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104438564A (en) * | 2014-12-11 | 2015-03-25 | 中国航空工业标准件制造有限责任公司 | Bottom chip removal punch |
| CN104959450A (en) * | 2015-07-22 | 2015-10-07 | 太仓斯普宁精密机械有限公司 | Grooving die |
-
2012
- 2012-05-21 CN CN 201220226475 patent/CN202639050U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104438564A (en) * | 2014-12-11 | 2015-03-25 | 中国航空工业标准件制造有限责任公司 | Bottom chip removal punch |
| CN104959450A (en) * | 2015-07-22 | 2015-10-07 | 太仓斯普宁精密机械有限公司 | Grooving die |
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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 |
Granted publication date: 20130102 Termination date: 20150521 |
|
| EXPY | Termination of patent right or utility model |