CN203737817U - Rubber sheath assembly for plate spring center hole punching die pressing unloading - Google Patents
Rubber sheath assembly for plate spring center hole punching die pressing unloading Download PDFInfo
- Publication number
- CN203737817U CN203737817U CN201420148288.2U CN201420148288U CN203737817U CN 203737817 U CN203737817 U CN 203737817U CN 201420148288 U CN201420148288 U CN 201420148288U CN 203737817 U CN203737817 U CN 203737817U
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- China
- Prior art keywords
- rubber sheath
- punch die
- leaf spring
- drift
- sheath assembly
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Abstract
The utility model relates to a rubber sheath assembly for plate spring center hole punching die pressing unloading. The rubber sheath assembly comprises an upper die fixing plate and a lower die fixing plate, the upper die fixing plate and the lower die fixing plate are fixed through guide columns, guide sleeves sleeve the guide columns, one end of each guide column, which is close to the lower die fixing plate, is provided with a guide column fixing sleeve, a punching die handle is disposed at the lower end of the upper die fixing plate, a punch is arranged at the lower end of the punching die handle, the outer wall of the punching die handle, which is close to one side of the upper die fixing plate, is provided with a coil, a rubber sheath which is matched with the outer wall of the punching die handle is disposed at the lower end of the coil, and the punch is connected with the punching die handle through a punch fixing nut. Compared with rubber sheath assemblies in the prior art, the rubber sheath assembly has the advantages that the safety of a plate spring center hole punching device is improved, and meanwhile, unloading safety and plate spring qualities are guaranteed.
Description
Technical field
The utility model relates to leaf springs of car processing technique field, particularly a kind of rubber sheath assembly for leaf spring centre bore punch die pressure discharge.
Background technology
Motor vehicles, especially automobile has become the important transport facility of the modern life, automobile operation and the stability of travelling are to weigh the important indicator of automotive performance, and between body of a motor car and axletree, the quality of the damping performance of shock mitigation system directly affects the stationarity of automobile.Leaf springs of car, as the vitals of car shock mitigation system, for the ease of being connected with car body, is provided with a plurality of centre bores conventionally on leaf spring, because the material hardness of leaf spring own is high, need to turn the punching apparatus having.
In punching discharge process; conventionally there will be drift fracture, hurt operating personnel, cause great potential safety hazard; in addition; existing punching apparatus lacks supporting delivery device, even if increase stripper, also because stripper is really up to the mark; in discharge process; cause that leaf spring body damages, when serious, occur affecting product quality by crackle.
Summary of the invention
The purpose of this utility model is, for leaf spring centre bore pressing equipment poor stability, the problem that lacks supporting suitable delivery device, a kind of rubber sheath assembly for leaf spring centre bore punch die pressure discharge is provided, eliminating the safety problem and the delivery device that in punching apparatus running, exist causes product to damage, promote leaf spring qualification rate, guarantee the technical problem of production safety.
The utility model is achieved through the following technical solutions:
A kind of rubber sheath assembly for leaf spring centre bore punch die pressure discharge, structure comprises upper mould fixed plate (1) and counterdie fixed head (2), described upper mould fixed plate (1) and counterdie fixed head (2) fix by guide pillar (9), guide pillar is outside equipped with guide pin bushing (8), and guide pillar is provided with guide pillar fixed cover (10) near counterdie fixed head (2) one end; Described upper mould fixed plate (1) lower end is provided with punch die handle (4), punch die handle (4) lower end is provided with drift (5) punch die handle (4) outer wall and is provided with bung flange (3) near mould fixed head (1) one side, and bung flange (3) lower end is provided with the rubber sheath (6) matching with punch die handle (4) outer wall.
Further, described rubber sheath (6) is connected with bung flange (3) attaching type, and the adjustable rubber sheath of bung flange (3) (6) moves up and down.
Further, on described counterdie fixed head (2), be provided with the die shoe (11) matching with rubber sheath (6).
Further, described drift (5) is connected with punch die handle (4) by drift hold-down nut (7).
Further, described rubber sheath (6) lower surface is higher than the lower surface of drift (5).
Further, the hollow cylindrical of described rubber sheath (6) for matching with punch die handle (4) shape.
The utility model relates to a kind of rubber sheath assembly for leaf spring centre bore punch die pressure discharge, and beneficial effect is:
1, the rubber sheath assembly for leaf spring centre bore punch die pressure discharge that the utility model relates to, suit completely in punch die handle (4), and rubber sheath (6) lower surface is higher than the lower surface of drift (5), in punch process, rubber sheath (6) first touches treats punching leaf spring, and rubber sheath (6) forms the space of sealing with treating punching leaf spring, even if there is drift fracture, outside not understanding, do not get rid of phenomenon, avoided the injury to operator yet.
2, the rubber sheath (6) that the utility model relates to has good elasticity, and rubber sheath (6) lower surface is higher than the lower surface of drift (5), after punching operation completes, drift (5) is upwards regained, utilize the elastic force of rubber sheath (6) and the leaf spring discharging that displacement difference processes centre bore, convenient and swift, and do not damage leaf spring.
3, the utility model drift (5) is connected with punch die handle (4) by drift hold-down nut (7), when drift (5) wearing and tearing or fracture, fast changeable drift (5), simultaneously, because drift hold-down nut is easy for removal and installation, the drift of conveniently replaced different size, promotes operating efficiency.
Accompanying drawing explanation
Fig. 1 is that this is for the structural representation of the rubber sheath assembly of leaf spring centre bore punch die pressure discharge.
The specific embodiment
Consulting 1 pair of the utility model of accompanying drawing is described further.
A kind of rubber sheath assembly for leaf spring centre bore punch die pressure discharge, structure comprises upper mould fixed plate (1) and counterdie fixed head (2), described upper mould fixed plate (1) and counterdie fixed head (2) fix by guide pillar (9), guide pillar is outside equipped with guide pin bushing (8), and guide pillar is provided with guide pillar fixed cover (10) near counterdie fixed head (2) one end; Described upper mould fixed plate (1) lower end is provided with punch die handle (4), punch die handle (4) lower end is provided with drift (5) punch die handle (4) outer wall and is provided with bung flange (3) near mould fixed head (1) one side, and bung flange (3) lower end is provided with the rubber sheath (6) matching with punch die handle (4) outer wall.
As improvement, preferably, rubber sheath (6) is connected with bung flange (3) attaching type, and the adjustable rubber sheath of bung flange (3) (6) moves up and down.
As improvement, preferably, on described counterdie fixed head (2), be provided with the die shoe (11) matching with rubber sheath (6).
As improvement, preferably, described drift (5) is connected with punch die handle (4) by drift hold-down nut (7).
As improvement, preferably, described rubber sheath (6) lower surface is higher than the lower surface of drift (5).
As improvement, preferably, the hollow cylindrical of described rubber sheath (6) for matching with punch die handle (4) shape.
The rubber sheath assembly for leaf spring centre bore punch die pressure discharge that the utility model relates to, suit completely in punch die handle (4), and rubber sheath (6) lower surface is higher than the lower surface of drift (5), in punch process, rubber sheath (6) first touches treats punching leaf spring, and rubber sheath (6) forms the space of sealing with treating punching leaf spring, even if there is drift fracture, outside not understanding, do not get rid of phenomenon, avoided the injury to operator yet; Rubber sheath (6) has good elasticity, and rubber sheath (6) lower surface is higher than the lower surface of drift (5), after punching operation completes, drift (5) is upwards regained, utilize the elastic force of rubber sheath (6) and the leaf spring discharging that displacement difference processes centre bore, convenient and swift, and do not damage leaf spring; Drift (5) is connected with punch die handle (4) by drift hold-down nut (7), when drift (5) wearing and tearing or fracture, and fast changeable drift (5), simultaneously, because drift hold-down nut is easy for removal and installation, the drift of conveniently replaced different size, promotes operating efficiency.
Utilize the utility model to carry out leaf spring centre bore and add man-hour, the leaf spring of centre bore to be punched is placed on die shoe (11), in guide pin bushing (8), under the cooperation guiding of guide pillar (9) and guide pillar fixed cover (10), upper mould fixed plate (1) moves down, be attached thereto the bung flange (3) connecing, punch die handle (4), and corresponding drift (5) and rubber sheath (6) press down simultaneously, due to the lower surface of rubber sheath (6) lower surface higher than drift (5), rubber sheath (6) first contacts to treating punching leaf spring, rubber sheath (6) forms seal cavity with treating punching leaf spring, subsequently, drift continues to press down, and impact and treat punching leaf spring, in predetermined position, form centre bore, in pressing down impact process, rubber sheath (6) has reaction force upwards, avoided treating the excess impact of punching leaf spring.After punching processing finishes, upper mould fixed plate moves on (1), is attached thereto the bung flange (3), the punch die handle (4) that connect, and corresponding drift (5) and rubber sheath (6) move simultaneously, now, rubber sheath (6) has downward elastic force, the plate spring member automatic discharging after punching can being finished.
According to above technical scheme, can complete the safe and efficient processing of leaf spring centre bore.
The above; it is only the preferably specific embodiment of the utility model; but protection domain of the present utility model is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; according to the technical solution of the utility model and utility model design thereof, be equal to replacement or changed, within all should being encompassed in protection domain of the present utility model.
Claims (6)
1. the rubber sheath assembly for leaf spring centre bore punch die pressure discharge, it is characterized in that, structure comprises upper mould fixed plate (1) and counterdie fixed head (2), described upper mould fixed plate (1) and counterdie fixed head (2) fix by guide pillar (9), guide pillar is outside equipped with guide pin bushing (8), and guide pillar is provided with guide pillar fixed cover (10) near counterdie fixed head (2) one end; Described upper mould fixed plate (1) lower end is provided with punch die handle (4), punch die handle (4) lower end is provided with drift (5) punch die handle (4) outer wall and is provided with bung flange (3) near mould fixed head (1) one side, and bung flange (3) lower end is provided with the rubber sheath (6) matching with punch die handle (4) outer wall.
2. according to the rubber sheath assembly for leaf spring centre bore punch die pressure discharge claimed in claim 1, it is characterized in that, described rubber sheath (6) is connected with bung flange (3) attaching type, and the adjustable rubber sheath of bung flange (3) (6) moves up and down.
3. according to the rubber sheath assembly for leaf spring centre bore punch die pressure discharge claimed in claim 1, it is characterized in that, on described counterdie fixed head (2), be provided with the die shoe (11) matching with rubber sheath (6).
4. according to the rubber sheath assembly for leaf spring centre bore punch die pressure discharge claimed in claim 1, it is characterized in that, described drift (5) is connected with punch die handle (4) by drift hold-down nut (7).
5. the rubber sheath assembly for leaf spring centre bore punch die pressure discharge claimed in claim 1, is characterized in that, described rubber sheath (6) lower surface is higher than the lower surface of drift (5).
6. according to the rubber sheath assembly for leaf spring centre bore punch die pressure discharge claimed in claim 1, it is characterized in that the hollow cylindrical of described rubber sheath (6) for matching with punch die handle (4) shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420148288.2U CN203737817U (en) | 2014-03-31 | 2014-03-31 | Rubber sheath assembly for plate spring center hole punching die pressing unloading |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420148288.2U CN203737817U (en) | 2014-03-31 | 2014-03-31 | Rubber sheath assembly for plate spring center hole punching die pressing unloading |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203737817U true CN203737817U (en) | 2014-07-30 |
Family
ID=51337681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420148288.2U Expired - Fee Related CN203737817U (en) | 2014-03-31 | 2014-03-31 | Rubber sheath assembly for plate spring center hole punching die pressing unloading |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203737817U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104492925A (en) * | 2014-12-19 | 2015-04-08 | 苏州市淞舜五金有限公司 | Punching fixture |
| CN105598261A (en) * | 2015-11-16 | 2016-05-25 | 重庆持恒模具有限公司 | Fine blanking die |
| CN106583535A (en) * | 2016-12-27 | 2017-04-26 | 江苏华电铁塔制造有限公司 | Elliptical punching die |
| CN109201853A (en) * | 2017-06-30 | 2019-01-15 | 贵州风雷航空军械有限责任公司 | A kind of formed punch exchange method being punched different shape specification hole |
-
2014
- 2014-03-31 CN CN201420148288.2U patent/CN203737817U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104492925A (en) * | 2014-12-19 | 2015-04-08 | 苏州市淞舜五金有限公司 | Punching fixture |
| CN105598261A (en) * | 2015-11-16 | 2016-05-25 | 重庆持恒模具有限公司 | Fine blanking die |
| CN105598261B (en) * | 2015-11-16 | 2017-07-11 | 重庆持恒模具有限公司 | A kind of fine blanking die |
| CN106583535A (en) * | 2016-12-27 | 2017-04-26 | 江苏华电铁塔制造有限公司 | Elliptical punching die |
| CN106583535B (en) * | 2016-12-27 | 2018-05-11 | 江苏华电铁塔制造有限公司 | A kind of ellipse punching die |
| CN109201853A (en) * | 2017-06-30 | 2019-01-15 | 贵州风雷航空军械有限责任公司 | A kind of formed punch exchange method being punched different shape specification hole |
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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: 20140730 Termination date: 20180331 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |