CN109848291A - A kind of punching mistake proofing mold - Google Patents
A kind of punching mistake proofing mold Download PDFInfo
- Publication number
- CN109848291A CN109848291A CN201910089799.9A CN201910089799A CN109848291A CN 109848291 A CN109848291 A CN 109848291A CN 201910089799 A CN201910089799 A CN 201910089799A CN 109848291 A CN109848291 A CN 109848291A
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- pipe fitting
- hole
- installation
- punching
- positioning column
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- 238000004080 punching Methods 0.000 title claims abstract description 50
- 238000009434 installation Methods 0.000 claims abstract description 59
- 239000007787 solid Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000003111 delayed effect Effects 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention discloses a kind of punching mistake proofing molds, it is related to punching die technical field, it solves common fixture installation and removal pipe fitting needs to take a substantial amount of time, it be easy to cause the phenomenon that perforating efficiency is low, and the problem of in high volume needing the pipe fitting punched that can be delayed the production efficiency of factory, its key points of the technical solution are that, including cope plate and lower template, die ontology is equipped between cope plate and lower template, die ontology includes male model and master mold, stripper plate is slidably connected between male model and master mold, elastic component is provided between stripper plate and male model, the first installation through-hole is offered on master mold；At the both ends of the first installation through-hole, it is respectively fixed with the positioning column for pipe fitting insertion in lower template and extends limit base；One end of male model is fixed with the staking punch that may pass through stripper plate and protrude into the first installation through-hole, and the yields of pipe fitting punching can be improved, effectively improve the purpose of the efficiency of pipe fitting punching convenient for the punching error rate for reducing the pipe fitting by reaching.
Description
Technical field
The present invention relates to punching die technical field, in particular to a kind of punching mistake proofing mold.
Background technique
Pipe fitting is the general designation of components the effects of playing connection, control, deflecting, shunting, sealing, support in pipe-line system.
It is frequently necessary to use puncher when processing Z-type pipe fitting, but is axially perpendicular to the logical of pipe fitting axial direction when puncher needs to make a call to one
Kong Shi, staking punch are easy to skid with smooth pipe fitting outer wall.
Wrong hole phenomenon odds is rushed in order to reduce such, existing stamping die will use flat-nose pliers etc commonly
Fixture be clamped fixation, but such fixture installation and removal pipe fitting needs take a substantial amount of time, and punching is be easy to cause to imitate
The low phenomenon of rate in high volume needs the pipe fitting punched that can be delayed the production efficiency of factory.
Summary of the invention
The object of the present invention is to provide a kind of punching mistake proofing mold, there is the punching error rate that can be convenient for reducing the pipe fitting,
Improve the yields of pipe fitting punching, the advantages of effectively improving the efficiency of pipe fitting punching.
Above-mentioned technical purpose of the invention has the technical scheme that a kind of 1. punching mistake proofing molds,
Including cope plate and lower template, the inside of cope plate fastens direction along cope plate and lower template and is equipped with the first guide sleeve, and first leads
The internal slide of set is connected with the first guide post, and the first guide post is fixed in lower template, is equipped between the cope plate and lower template
For the molding die ontology of pipe fitting punching, die ontology includes male model and master mold, and male model is connected with cope plate, master mold and lower die
Plate is connected, and the inside of male model fastens direction along cope plate and lower template and is equipped with the second guide sleeve, and the internal slide of the second guide sleeve connects
It is connected to the second guide post, the second guide post is fixedly connected with the stripper plate that can be covered on master mold, stripper plate and institute close to the end of master mold
The elastic component being provided between male model for pushing stripper plate is stated, the first installation through-hole passed through for pipe fitting is offered on master mold；
It is fixed with the positioning column that first installation through-hole both ends are inserted into and be located at for pipe fitting in the lower template and extends limit base, it is fixed
Position column and the first installation through-hole are coaxially disposed；One end of the male model towards master mold is fixed with can be along the cope plate and lower template
Fastening direction pass through and the stripper plate and protrude into the staking punch in first installation through-hole.
By using above-mentioned technical proposal, the stripper plate between male model and master mold can be convenient for the installation of pipe fitting and tear open
It unloads, in order to improve the efficiency of punching.First installation through-hole passes through for pipe fitting, and then forms the Primary Location of pipe fitting, so as to
The position deviation of axial sides is taken place along when limiting pipe fitting in punching.Master mold can be such that one end of Z-type pipe fitting obtains along axis
Limit to two sides, similarly, extending limit base can make the other end obtain axial sides limit, in order to the positioning of Z-type pipe fitting.
After pipe fitting passes through the first installation through-hole and is inserted into the outer wall of positioning column, Z-type pipe fitting can complete the positioning before punching, in order to
The punching error rate of the pipe fitting is reduced, the yields of pipe fitting punching is improved.And after pipe fitting is completed to process, according to pipe fitting characteristic
The installation fixed form of used grafting is combined with the stripper plate of material convenient for loading and unloading, can effectively improve the effect of pipe fitting punching
Rate, and then improve the processing efficiency of the process.
The further setting of the present invention, the positioning column penetrate the first installation through-hole along the axial direction of the first installation through-hole
Inside, and the positioning column extends to the lower section of staking punch, and the processing to match with staking punch is offered on the positioning column
Through-hole.
By using above-mentioned technical proposal, after positioning column extends to the inside for penetrating the first installation through-hole, its adaptation can be made
The pipe fitting of corresponding length, in order to meet the pipe fitting of different size.Positioning column, which is located at the lower section of staking punch and offers, to match
Processing through-hole, processing through-hole passed through for staking punch, by improve positioning column and pipe fitting registration, in order to improve punching
Machining accuracy.
The inside of the further setting of the present invention, the positioning column is nested with installation along the axial movement direction of staking punch
Block, the processing through-hole are located at the inside of mounting blocks.
By using above-mentioned technical proposal, since the aperture of processing through-hole needs to match with the aperture of staking punch, at this time
It is nested in the processing through-hole that the mounting blocks inside positioning column are conveniently replaced different pore size, when factory has replaced rushing for various outer diameter
It, can be by replacing the mounting blocks with different processing through-holes to be adapted to the staking punch of various outer diameter after pressure head.
The further setting of the present invention is fixed with positioning seat in the lower template, is provided in positioning seat and the first installation
Second installation through-hole of through-hole coaxial arrangement, the positioning column are fixed in second installation through-hole.
By using above-mentioned technical proposal, positioning seat can be provided for positioning column stress support so that positioning column be able to by
Elevated height is extremely coaxial with the first installation through-hole, and positioning column is fixed in the second installation through-hole the assembly and disassembly that can be convenient for positioning column, into
And the disassembly of the installation convenient for mold entirety.
The further setting of the present invention, the end of the positioning column are fixed with the first grip block, and the first grip block is connected to
The positioning seat is far from the side of die ontology.
By using above-mentioned technical proposal, the first grip block can be convenient for the installation and removal of positioning column, when positioning column needs
When being adapted to the pipe fitting of different inner diameters, the circulation for improving mold entirety can be conducive to by replacing the positioning column of various outer diameter in time
Utilization rate reduces the manufacturing cost of enterprise.
The further setting of the present invention, the second grip block is fixed on the side wall of the positioning column, and the second grip block abuts
In positioning seat close to the side of die ontology.
By using above-mentioned technical proposal, when pipe fitting contacts at the surface of the second grip block, the end of pipe fitting and punching press
Relative position between head had both been the corresponding position of punching, can replace that the second grip block relative position is different to determine as needed
Position column in order to adjust punch position, and then improves the recycling rate of mold.
The further setting of the present invention, first installation through-hole, which is axially offered, to match with pipe fitting outer profile
First arc sections.
By using above-mentioned technical proposal, the first arc sections can be convenient for improving the compactness of the first installation through-hole and pipe fitting,
In order to reduce in drill process the first installation through-hole and pipe fitting because of the abrasion caused by scratching, and then the non-defective unit of raising pipe fitting
Rate.
The further setting of the present invention, described extend offers support position for bearing pipe fitting on limit base, described to hold
The second arc sections to match with pipe fitting outer profile are formed on restitope.
By using above-mentioned technical proposal, the second arc sections can wear convenient for reducing extension limit base with pipe fitting outer wall
Probability, and then convenient for improve pipe fitting yields.
The further setting of the present invention, the elastic component is evenly distributed with around the axial direction of staking punch and quantity at least two.
By using above-mentioned technical proposal, at least two elastic component of quantity can be convenient for the installation and removal of stripper plate, be
Stripper plate provides the active force of elastic reset, and then improves the perforation processing efficiency of pipe fitting.
In conclusion the invention has the following advantages:
1, the yields of pipe fitting punching can be improved convenient for the punching error rate of the reduction pipe fitting；
2, the installation fixed form of the grafting used, can effectively improve the efficiency of pipe fitting punching, and then improve the process
Processing efficiency；
3, it can be adapted to the staking punch of different pore size, be conducive to the cyclic utilization rate for improving mold entirety, reduce the life of enterprise
Produce manufacturing cost.
It is generally speaking of the invention, the yields of pipe fitting punching can be improved, effectively convenient for the punching error rate of the reduction pipe fitting
The efficiency of ground raising pipe fitting punching.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is the structural schematic diagram of pipe fitting in the present embodiment；
Fig. 3 is a wherein view in the present embodiment；
Fig. 4 is the cut-away view in the face A-A in Fig. 3；
Fig. 5 is the structural schematic diagram of positioning column in the present embodiment.
Appended drawing reference: 1, cope plate；2, lower template；3, the first guide sleeve；4, the first guide post；5, die ontology；51, male model；
52, stripper plate；53, master mold；54, the second guide post；55, staking punch；56, the first installation through-hole；57, the second guide sleeve；6, positioning column；
7, extend limit base；8, through-hole is processed；9, mounting blocks；10, positioning seat；11, the first grip block；12, the second grip block；13,
One arc sections；14, the second arc sections；15, elastic component；16, pipe fitting；17, the second installation through-hole；18, support position.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment: a kind of punching mistake proofing mold, as depicted in figs. 1 and 2, including cope plate 1 and lower template 2, cope plate 1
Inside fastens direction along cope plate 1 and lower template 2 and is equipped with the first guide sleeve 3.The internal slide of first guide sleeve 3 is connected with first and leads
Column 4, the first guide post 4 are fixed in lower template 2.It is equipped between cope plate 1 and lower template 2 and is used for the molding die ontology 5 of punching,
Die ontology 5 includes male model 51 and master mold 53, and male model 51 is connected with cope plate 1, and master mold 53 is connected with lower template 2, fastens direction
It is cope plate 1 along close to the direction that lower template 2 moves.The inside of male model 51 fastens direction along cope plate 1 and lower template 2 and sets
There is the second guide sleeve 57, the internal slide of the second guide sleeve 57 is connected with the second guide post 54.Second guide post 54 is close to the end of master mold 53
It is fixedly connected with the stripper plate 52 that can be covered on master mold 53.Stripper plate 52 can be used for pressing fixed pipe fitting 16.Stripper plate 52 and institute
The elastic component 15 being provided between male model 51 for pushing stripper plate 52 is stated, elastic component 15 is that mold often uses spring, elastic component 15
Around the axial direction of staking punch 55, uniformly distributed and quantity is four, in order to the installation and removal of stripper plate 52, is provided for stripper plate 52
The active force of elastic reset.One end of male model 51 towards master mold 53, which is fixed with, to be passed through along cope plate 1 and the fastening of lower template 2 direction
Stripper plate 52 simultaneously protrudes into the staking punch 55 in the first installation through-hole 56.
As shown in Figure 3 and Figure 4, the first installation through-hole 56 passed through for pipe fitting 16 is offered on master mold 53, pipe fitting 16 is Z-type
Shape tube, the first installation through-hole 56 are the through-hole structure that width is greater than 16 width of pipe fitting, and the first installation through-hole 56 is axially opened
Equipped with the first arc sections 13 to match with 16 outer profile of pipe fitting.First arc sections 13 are diameter circle identical with 16 outer diameter of pipe fitting
Arc pipeline configuration, the first arc sections 13 can beat convenient for the compactness of the first installation through-hole of raising 56 and pipe fitting 16 in order to reduce
The first installation through-hole 56 and pipe fitting 16 are because of the abrasion caused by scratching during hole, and then improve the yields of pipe fitting 16.Lower die
It is fixed with positioning seat 10 on plate 2, the second installation through-hole 17 with the coaxial arrangement of the first installation through-hole 56 is provided in positioning seat 10,
Positioning column 6 is fixed in the second installation through-hole 17, and the second installation through-hole 17 is the through-hole structure to match with 6 outer wall of positioning column.
The positioning column 6 being inserted into for pipe fitting 16 and extension are respectively fixed on the both ends of first installation through-hole 56, the lower template 2
Limit base 7, positioning seat 10 can provide stress support for positioning column 6, so that positioning column 6 is able to pacify elevated height to first
Fill through-hole 56 coaxially, and then the disassembly of the installation convenient for mold entirety.Positioning column 6 and the first installation through-hole 56 are coaxially disposed, fixed
The outer diameter of position column 6 and the internal diameter clearance fit of pipe fitting 16.
As shown in Figure 4 and Figure 5, positioning column 6 is axially extended to the inside of the first installation through-hole 56, it can be made to be adapted to phase
The pipe fitting 16 of length is answered, in order to meet the pipe fitting 16 of different size.Positioning column 6 is located at the lower section of staking punch 55, positioning column 6
Inside is axially arranged with square through hole structure along staking punch 55, and the inside of square through hole structure is moved along the axial direction of staking punch 55
Dynamic direction nesting is fixed with mounting blocks 9, the processing through-hole 8 to match with staking punch 55 is offered on mounting blocks 9, for staking punch
It is passed through when 55 processing, by improving the registration of positioning column 6 and pipe fitting 16, in order to improve the machining accuracy of punching.Due to adding
The aperture of work through-hole 8 needs to match with the aperture of staking punch 55, and being nested in the mounting blocks 9 inside positioning column 6 at this time can be convenient for
The processing through-hole 8 for replacing different pore size can be added by replacement with different after factory has replaced staking punch 55 of various outer diameter
The mounting blocks 9 of work through-hole 8 are to be adapted to the staking punch 55 of various outer diameter.After pipe fitting 16 is completed to process, according to 16 characteristic institute of pipe fitting
The installation fixed form of the grafting of use is combined with the stripper plate 52 of material convenient for loading and unloading, can effectively improve 16 punching of pipe fitting
Efficiency, and then improve the processing efficiency of the process.
As shown in Figure 3 and Figure 4, the end of positioning column 6 is fixed with the first grip block 11 by fastener, and fastener is bolt
Pair, the first grip block 11 are the round drawing plate for being axially equipped with threaded hole, and positioning column 6 is axially equipped with threaded hole, tightly
Firmware is threadedly coupled the first grip block 11 and positioning column 6.First grip block 11 is connected to side of the positioning seat 10 far from die ontology 5
Face.First grip block 11 can be convenient for the installation and removal of positioning column 6, when positioning column 6 needs to be adapted to the pipe fitting 16 of different inner diameters,
It can be conducive to the cyclic utilization rate for improving mold entirety by replacing various outer diameter positioning column 6 in time, reduce the production of enterprise
Manufacturing cost.The second grip block 12 is fixed on the side wall of positioning column 6, the second grip block 12 is connected to positioning seat 10 close to mold sheet
The side of body 5.It is opposite between the end and staking punch 55 of pipe fitting 16 when pipe fitting 16 contacts at the surface of the second grip block 12
Position had both been the corresponding position of punching, can replace the different positioning column 6 in 12 relative position of the second grip block as needed, so as to
In adjustment punch position, and then improve the recycling rate of mold.
Extending limit base 7 is that L-type stretches metal block, and master mold 53 can make one end of Z-type pipe fitting 16 obtain axially two sides
Limit, similarly, extend limit base 7 can make the other end of Z-type pipe fitting 16 obtain axial sides limit, in order to Z-type pipe fitting
16 positioning.After pipe fitting 16 passes through the first installation through-hole 56 and is inserted into the outer wall of positioning column 6, Z-type pipe fitting 16 can be completed to beat
Positioning before hole improves the yields of 16 punching of pipe fitting in order to reduce the punching error rate of the pipe fitting 16.Extend limit base 7
On offer support position 18 for bearing pipe fitting 16, the second circle to match with 16 outer profile of pipe fitting is formed on support position 18
Arc portion 14, support position 18 are the through-hole structure passed through for pipe fitting 16, and the second arc sections 14 are that diameter is identical as 16 outer diameter of pipe fitting
Circular arc pipeline configuration, in order to reduce the probability for extending limit base 7 and 16 outer wall of pipe fitting and wearing, and then raising pipe fitting 16
Yields.
Working principle: one end of pipe fitting 16 is passed through into the first installation through-hole 56 first and is plugged on the outer wall of positioning column 6；
And then the position for adjusting pipe fitting 16, makes its outer wall fit with the first arc sections 13, the second arc sections 14；Finally open punching press
Staking punch 55 on device drives cope plate 1 completes punching operation.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (9)
1. a kind of punching mistake proofing mold, including cope plate (1) and lower template (2), the inside of cope plate (1) is along cope plate (1)
Direction, which is fastened, with lower template (2) is equipped with the first guide sleeve (3), the internal slide of the first guide sleeve (3) is connected with the first guide post (4), the
One guide post (4) is fixed on lower template (2), is equipped between the cope plate (1) and lower template (2) and is punching into for pipe fitting (16)
The die ontology (5) of type, which is characterized in that die ontology (5) includes male model (51) and master mold (53), male model (51) and cope plate
(1) it is connected, master mold (53) is connected with lower template (1), and the inside of male model (51) is along cope plate (1) and lower template (2) fastening side
It is connected with the second guide post (54) to the internal slide for being equipped with the second guide sleeve (57), the second guide sleeve (57), the second guide post (54) is close
The end of master mold (53) is fixedly connected with the stripper plate (52) that can be covered on master mold (53), stripper plate (52) and the male model (51)
Between be provided with elastic component (15) for pushing stripper plate (52), offer first passed through for pipe fitting (16) on master mold (53)
Installation through-hole (56)；It is fixed on the lower template (2) and is inserted into for pipe fitting (16) and is located at first installation through-hole (56) two
The positioning column (6) at end and extension limit base (7), positioning column (6) and the first installation through-hole (56) are coaxially disposed；The male model (51)
The stripper plate can be passed through along the fastening direction of the cope plate (1) and lower template (2) by being fixed with towards one end of master mold (53)
(52) and the staking punch (55) in first installation through-hole (56) is protruded into.
2. a kind of punching mistake proofing mold according to claim 1, which is characterized in that the positioning column (6) is along the first peace
The axial direction of dress through-hole (56) penetrates the inside of the first installation through-hole (56), and the positioning column (6) extends to staking punch (55)
Lower section, the processing through-hole (8) to match with staking punch (55) is offered on the positioning column (6).
3. a kind of punching mistake proofing mold according to claim 2, which is characterized in that the inside of the positioning column (6) along
The axial movement direction of staking punch (55) is nested with mounting blocks (9), and processing through-hole (8) is located at the inside of mounting blocks (9).
4. a kind of punching mistake proofing mold according to claim 1, which is characterized in that it is fixed to be fixed on the lower template (2)
Position seat (10), interior the second installation through-hole (17) being provided with the first installation through-hole (56) coaxial arrangement of positioning seat (10) are described
Positioning column (6) is fixed in second installation through-hole (17).
5. a kind of punching mistake proofing mold according to claim 4, which is characterized in that the end of the positioning column (6) is fixed
Have the first grip block (11), the first grip block (11) is connected to the positioning seat (10) far from the side of die ontology (5).
6. a kind of punching mistake proofing mold according to claim 1, which is characterized in that solid on the side wall of the positioning column (6)
Surely have the second grip block (12), the second grip block (12) is connected to the side of positioning seat (10) close to die ontology (5).
7. a kind of punching mistake proofing mold according to claim 1, which is characterized in that first installation through-hole (56) along
Axially offer the first arc sections (13) to match with pipe fitting (16) outer profile.
8. a kind of punching mistake proofing mold according to claim 1, which is characterized in that opened up on the extension limit base (7)
There is the support position (18) for bearing pipe fitting (16), second to match with pipe fitting (16) outer profile is formed on the support position
Arc sections (14).
9. a kind of punching mistake proofing mold according to claim 1, which is characterized in that the elastic component (15) is around staking punch
(55) axial direction is evenly distributed with and quantity at least two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910089799.9A CN109848291A (en) | 2019-01-30 | 2019-01-30 | A kind of punching mistake proofing mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910089799.9A CN109848291A (en) | 2019-01-30 | 2019-01-30 | A kind of punching mistake proofing mold |
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| Publication Number | Publication Date |
|---|---|
| CN109848291A true CN109848291A (en) | 2019-06-07 |
Family
ID=66896838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910089799.9A Pending CN109848291A (en) | 2019-01-30 | 2019-01-30 | A kind of punching mistake proofing mold |
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| Country | Link |
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| CN (1) | CN109848291A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110560555A (en) * | 2019-09-04 | 2019-12-13 | 长春近江汽车零部件有限公司 | Rotary punching equipment and machining process |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202861143U (en) * | 2012-09-13 | 2013-04-10 | 亿和精密工业（苏州）有限公司 | Fast detachable stamping die |
| WO2014048092A1 (en) * | 2012-09-28 | 2014-04-03 | 机械科学研究总院先进制造技术研究中心 | Manufacturing method and device for automobile spring seat |
| KR101672979B1 (en) * | 2015-09-15 | 2016-11-04 | (주)금부치아 | Thin plate working apparatus and making method |
| CN205926768U (en) * | 2016-07-15 | 2017-02-08 | 宁波裕民机械工业有限公司 | Pipe fitting cut -out press |
| CN209953606U (en) * | 2019-01-30 | 2020-01-17 | 佛山市景和汽配有限公司 | Punching mistake proofing die |
-
2019
- 2019-01-30 CN CN201910089799.9A patent/CN109848291A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202861143U (en) * | 2012-09-13 | 2013-04-10 | 亿和精密工业（苏州）有限公司 | Fast detachable stamping die |
| WO2014048092A1 (en) * | 2012-09-28 | 2014-04-03 | 机械科学研究总院先进制造技术研究中心 | Manufacturing method and device for automobile spring seat |
| KR101672979B1 (en) * | 2015-09-15 | 2016-11-04 | (주)금부치아 | Thin plate working apparatus and making method |
| CN205926768U (en) * | 2016-07-15 | 2017-02-08 | 宁波裕民机械工业有限公司 | Pipe fitting cut -out press |
| CN209953606U (en) * | 2019-01-30 | 2020-01-17 | 佛山市景和汽配有限公司 | Punching mistake proofing die |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110560555A (en) * | 2019-09-04 | 2019-12-13 | 长春近江汽车零部件有限公司 | Rotary punching equipment and machining process |
| CN110560555B (en) * | 2019-09-04 | 2021-11-09 | 长春近江汽车零部件有限公司 | Rotary punching equipment and machining process |
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