CN207982035U - A kind of metal stamping die with buffering effect - Google Patents
A kind of metal stamping die with buffering effect Download PDFInfo
- Publication number
- CN207982035U CN207982035U CN201820119210.6U CN201820119210U CN207982035U CN 207982035 U CN207982035 U CN 207982035U CN 201820119210 U CN201820119210 U CN 201820119210U CN 207982035 U CN207982035 U CN 207982035U
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- China
- Prior art keywords
- fixedly connected
- punching press
- plate
- stamping die
- wall
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- 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 - Fee Related
Links
- 230000003139 buffering effect Effects 0.000 title claims abstract description 22
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 17
- 239000002184 metal Substances 0.000 title claims abstract description 17
- 238000004080 punching Methods 0.000 claims abstract description 59
- 230000006835 compression Effects 0.000 claims description 27
- 238000007906 compression Methods 0.000 claims description 27
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 9
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000003754 machining Methods 0.000 abstract description 2
- 101100328887 Caenorhabditis elegans col-34 gene Proteins 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- Presses And Accessory Devices Thereof (AREA)
Abstract
The utility model discloses a kind of metal stamping dies with buffering effect, including punching press case, the bottom of the punching press chamber interior wall offers the first sliding groove, the bottom of punching press chamber interior wall is fixedly connected with squeezing tank, the side of the squeezing tank is communicated with pressure ram, it is fixedly connected with free adjustable spring between the side and pressure ram for squeezing chamber interior wall, described pressure ram one end is fixedly connected with sliding block, and the bottom of sliding block is slidably connected with the first sliding groove, the bottom of punching press chamber interior wall is fixedly connected with L-type plate, and U-shaped piece is fixedly connected at the top of L-type plate, the utility model is related to Stamping Die Technology fields.A kind of metal stamping die with buffering effect; during punching press downward to mold; first buffer spring plays a very good protection to mold with the second buffer spring; increase the service life of mold; and improve the machining accuracy of workpiece; punching press effect is improved, processing cost is reduced.
Description
Technical field
The utility model is related to Stamping Die Technology field, specially a kind of metal stamping die with buffering effect.
Background technology
Hardware stamping is exactly so that it is deformed or is broken stainless steel, iron, aluminium, the planks such as copper and anisotropic material using punching machine and mold
It splits, reaches a kind of technique with definite shape and size, hardware stamping is sometimes referred to as sheet material forming, and so-called plate forming refers to
Plank, thin-wall tube, slim material etc. is used to be carried out as raw material, the manufacturing process of plastic processing is referred to as sheet material forming, at this point, thick
The deformation in plate direction does not consider emphatically generally.
Currently, common metal stamping die causes workpiece rushing due to lacking some preferable buffer units in the market
Mold is easy, by some damages, to reduce the service life of mold, and workpiece may during punching press during pressure
There are some shakes, to the precision being difficult to ensure when work pieces process so that punching press effect reduces, and increases processing cost.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of metal stamping die with buffering effect, solution
It has determined since mold is easy to be damaged, the service life of mold is caused to decline, since the precision of stamped workpieces declines, caused
Punching press effect difference and the problem of substantially increasing processing cost.
In order to achieve the above object, the utility model is achieved by the following technical programs：It is a kind of with buffering effect
The bottom of metal stamping die, including punching press case, the punching press chamber interior wall offers the first sliding groove, the bottom of the punching press chamber interior wall
Portion is fixedly connected with squeezing tank, and the side of the squeezing tank is communicated with pressure ram, the side for squeezing chamber interior wall and pressure ram
Between be fixedly connected with free adjustable spring, one end of the pressure ram is fixedly connected with sliding block, and the bottom of sliding block and the
One sliding slot is slidably connected, and the bottom of the punching press chamber interior wall is fixedly connected with L-type plate, and is fixedly connected with U at the top of L-type plate
The surface pivots of type block, the pressure ram are connected with rotating bar, and one end of the rotating bar is rotatably connected to be adapted with U-shaped piece
Compression leg, the top of the compression leg is fixedly connected with bed die, and the both sides of punching press chamber interior wall have been fixedly connected with fixed plate, institute
It states and is fixedly connected with free telescopic rod at the top of fixed plate, and the surface of free telescopic rod is fixedly connected with the first buffering elastic
Spring is fixedly connected with top plate between the both sides of the punching press chamber interior wall, and is fixedly connected with the second buffering elastic at the top of top plate
The top of spring, second buffer spring is fixedly connected with the first pressed sheet, and the both sides of the first pressed sheet bottom are fixed
It is connected with compression bar, the bottom end of the compression bar is fixedly connected with movable plate, and the both sides of the movable plate bottom are fixedly connected with buffering
Column, and the bottom of movable plate is fixedly connected with backform, and the both sides of the punching press chamber interior wall offer second sliding slot, and two
The second pressed sheet is slidably connected between a second sliding slot, and punch rod is fixedly connected at the top of second pressed sheet.
Preferably, the both sides of the punching press case are threaded with threaded rod, and one end of two threaded rods is fixed
It is connected with bolt, and the other end of two threaded rods is rotatably connected to clamping plate, the top of two clamping plates runs through solid
Fixed board and the top for extending to fixed plate, the clamping plate are slidably connected with fixed plate, and the top of two clamping plates is fixed to be connected
It is connected to fixture block.
Preferably, limiting plate has been fixedly connected with it at the top of punching press case both sides.
Preferably, the bottom of the punching press case is fixedly connected with pedestal, and fixing screwed hole is offered on pedestal.
Preferably, the surface of the compression leg is slidably connected with U-shaped piece of inner wall.
Preferably, the bottom end of the compression bar runs through top plate and extends to the bottom of top plate.
Advantageous effect
The utility model provides a kind of metal stamping die with buffering effect.Has following advantageous effect：
(1), a kind of metal stamping die with buffering effect, the first cunning is offered by the bottom of punching press chamber interior wall
The bottom of slot, punching press chamber interior wall is fixedly connected with squeezing tank, and the side of squeezing tank is communicated with pressure ram, squeezes the side of chamber interior wall
Free adjustable spring is fixedly connected between pressure ram, one end of pressure ram is fixedly connected with sliding block, and the bottom of sliding block
It is slidably connected with the first sliding groove, the bottom of punching press chamber interior wall is fixedly connected with L-type plate, and is fixedly connected with U at the top of L-type plate
The surface pivots of type block, pressure ram are connected with rotating bar, and one end of rotating bar is rotatably connected to the compatible compression leg with U-shaped piece,
The top of compression leg is fixedly connected with bed die, and the both sides of punching press chamber interior wall have been fixedly connected with fixed plate, the top of fixed plate
It is fixedly connected with free telescopic rod, and the surface of free telescopic rod is fixedly connected with the first buffer spring, punching press chamber interior wall
It is fixedly connected with top plate between both sides, and is fixedly connected with the second buffer spring at the top of top plate, the top of the second buffer spring
End is fixedly connected with the first pressed sheet, and the both sides of the first pressed sheet bottom have been fixedly connected with compression bar, and the bottom end of compression bar is solid
Surely it is connected with movable plate, the both sides of movable plate bottom are fixedly connected with bumper post, and the bottom of movable plate is fixedly connected with top
The both sides of mould, punching press chamber interior wall offer second sliding slot, and slidably connect the second pressed sheet between two second sliding slots,
It is fixedly connected with punch rod at the top of second pressed sheet, during punching press downward to mold, the first buffer spring is with second
Buffer spring plays a very good protection to mold, increases the service life of mold, and improves the processing of workpiece
Precision improves punching press effect, reduces processing cost.
(2), a kind of metal stamping die with buffering effect, screw thread is threaded with by the both sides of punching press case
Bar, one end of two threaded rods have been fixedly connected with bolt, and the other end of two threaded rods is rotatably connected to clamping plate, and two
The top of a clamping plate runs through fixed plate and extends to the top of fixed plate, and clamping plate is slidably connected with fixed plate, two clamping plates
Top has been fixedly connected with fixture block, and the active force between two fixture blocks has carried out very the workpiece to be punched being placed on bed die
Good fixed function, further improves the machining accuracy of workpiece.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the partial enlarged view at A in the utility model Fig. 1.
In figure：1 punching press case, 2 the first sliding grooves, 3 squeezing tanks, 4 pressure rams, 5 free adjustable springs, 6 sliding blocks, 7L templates, 8U
Type block, 9 rotating bars, 10 compression legs, 11 bed dies, 12 fixed plates, 13 free telescopic rods, 14 first buffer springs, 15 top plates, 16 second
Buffer spring, 17 first pressed sheets, 18 compression bars, 19 movable plates, 20 bumper posts, 21 backforms, 22 second sliding slots, 23 second punching presses
Plate, 24 punch rods, 25 threaded rods, 26 bolts, 27 clamping plates, 28 fixture blocks, 29 limiting plates, 30 pedestals, 31 threaded holes.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of hardware stamping mould with buffering effect
Tool, including punching press case 1, the bottom of 1 inner wall of punching press case offer the first sliding groove 2, and the bottom of 1 inner wall of punching press case is fixedly connected with crowded
Case 3 is pressed, the side of squeezing tank 3 is communicated with pressure ram 4, freedom is fixedly connected between the side and pressure ram 4 of 3 inner wall of squeezing tank
One end of adjustable spring 5, pressure ram 4 is fixedly connected with sliding block 6, and the bottom of sliding block 6 is slidably connected with the first sliding groove 2, leads to
Cross the reciprocatingly sliding in the first sliding groove 2 of sliding block 6 so that pressure ram 4 plays the free adjustable spring 5 inside squeezing tank 3 crowded
Pressure and the effect resetted, the bottom of 1 inner wall of punching press case is fixedly connected with L-type plate 7, and the top of L-type plate 7 is fixedly connected with U
Type block 8, the surface pivots of pressure ram 4 are connected with rotating bar 9, and one end of rotating bar 9 is rotatably connected to 8 compatible with U-shaped piece
Compression leg 10, one end and the surface of pressure ram 4 of rotating bar 9 are rotatablely connected by movable part, and the other end and pressure of rotating bar 9
The surface of column 10 is rotatablely connected by movable part, and the surface of compression leg 10 is slidably connected with U-shaped piece 8 of inner wall, the top of compression leg 10
It is fixedly connected with bed die 11, and the both sides of 1 inner wall of punching press case have been fixedly connected with fixed plate 12, the top of fixed plate 12 is fixed
It is connected with free telescopic rod 13, and the surface of free telescopic rod 13 is fixedly connected with the first buffer spring 14,1 inner wall of punching press case
Both sides between be fixedly connected with top plate 15, and the top of top plate 15 is fixedly connected with the second buffer spring 16, the second buffering
Spring 16 has the function of that buffer protection, the top of the second buffer spring 16 are fixedly connected with to backform 21 when punching press
One pressed sheet 17, and the both sides of 17 bottom of the first pressed sheet have been fixedly connected with compression bar 18, and top plate is run through in the bottom end of compression bar 18
18 and the bottom of top plate 18 is extended to, the bottom end of compression bar 18 is fixedly connected with movable plate 19, and the both sides of 19 bottom of movable plate are fixed
It is connected with bumper post 20, and the bottom of movable plate 19 is fixedly connected with backform 21, the both sides of 1 inner wall of punching press case offer
Two sliding slots 22, and the second pressed sheet 23 is slidably connected between two second sliding slots 22, the top of the second pressed sheet 23 is fixed
It is connected with punch rod 24, the both sides of punching press case 1 are threaded with threaded rod 25, and one end of two threaded rods 25 is fixedly connected with
There is bolt 26, and the other end of two threaded rods 25 is rotatably connected to clamping plate 27, the top of two clamping plates 27 runs through solid
Fixed board 12 and the top for extending to fixed plate 12, clamping plate 27 are slidably connected with fixed plate 12, and the top of two clamping plates 27 is fixed
It is connected with fixture block 28, limiting plate 29 has been fixedly connected at the top of 1 both sides of punching press case, the bottom of punching press case 1 is fixedly connected with bottom
Seat 30, and fixing screwed hole 31 is offered on pedestal 30.
When work, workpiece to be punched is put on bed die 11, rotating bolt 26, the rotation of bolt 26 drives 25 turns of threaded rod
Dynamic, the rotation of threaded rod 25 drives two clamping plates 3 to be drawn close to bed die 11, and the workpiece to be punched on bed die 11 is fixed,
When punching press, punch rod 24 drives the second pressed sheet 23 in 22 inner wall slide downward of second sliding slot, 23 slide downward of the second pressed sheet
Backform 21 is driven to carry out punching press, and the cooperation of bumper post 20 and the first buffer spring 14 plays one to the downward punching press of backform 21
The effect of a buffering, when backform 21 carries out downwards bed die 11 punching press, be fixedly connected on the compression leg 10 of 11 bottom of bed die to
Lower movement, compression leg 10 drive rotating bar 9 to rotate, and the rotation of rotating bar 9 drives pressure ram 4 to squeeze free adjustable spring 5,
And sliding block 6 is slided in the inner wall of the first sliding groove 2, and a cushioning effect is played to the punching press of bed die 11, after punching press, punching
Compression bar 24 drives 23 upward sliding of the second pressed sheet, the reset of the second buffer spring 16 drive the first pressed sheet 17 and backform 21 to
The reset of upper movement, free adjustable spring 5 drives bed die 11 to move up, and rotating bolt 26 unclamps stamped workpieces, takes out bed die
Stamped workpieces on 11.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of metal stamping die with buffering effect, including punching press case (1), it is characterised in that：In the punching press case (1)
The bottom of wall offers the first sliding groove (2), and the bottom of punching press case (1) inner wall is fixedly connected with squeezing tank (3), the extruding
The side of case (3) is through with pressure ram (4), is fixedly connected between the side and pressure ram (4) of squeezing tank (3) inner wall certainly
By adjustable spring (5), one end of the pressure ram (4) is fixedly connected with sliding block (6), and the bottom of sliding block (6) is slided with first
Slot (2) is slidably connected, and the bottom of punching press case (1) inner wall is fixedly connected with L-type plate (7), and the top of L-type plate (7) is solid
Surely it is connected with U-shaped piece (8), the surface pivots of the pressure ram (4) are connected with rotating bar (9), and one end of the rotating bar (9) turns
Dynamic to be connected with the compatible compression leg (10) with U-shaped piece (8), the top of the compression leg (10) is fixedly connected with bed die (11), and
The both sides of punching press case (1) inner wall have been fixedly connected with fixed plate (12), and freedom is fixedly connected at the top of the fixed plate (12)
Telescopic rod (13), and the surface of free telescopic rod (13) is fixedly connected with the first buffer spring (14), and the punching press case (1) is interior
It is fixedly connected with top plate (15) between the both sides of wall, and is fixedly connected with the second buffer spring (16) at the top of top plate (15),
The top of second buffer spring (16) is fixedly connected with the first pressed sheet (17), and the two of the first pressed sheet (17) bottom
Side has been fixedly connected with compression bar (18), and the bottom end of the compression bar (18) is fixedly connected with movable plate (19), the movable plate (19)
The both sides of bottom are fixedly connected with bumper post (20), and the bottom of movable plate (19) is fixedly connected with backform (21), the punching
The both sides of pressure case (1) inner wall offer second sliding slot (22), and slidably connect second between two second sliding slots (22)
Pressed sheet (23) is fixedly connected with punch rod (24) at the top of second pressed sheet (23).
2. a kind of metal stamping die with buffering effect according to claim 1, it is characterised in that：The punching press case
(1) both sides are threaded with threaded rod (25), and one end of two threaded rods (25) has been fixedly connected with bolt (26),
And the other end of two threaded rods (25) is rotatably connected to clamping plate (27), and the top of two clamping plates (27) runs through solid
Fixed board (12) and the top for extending to fixed plate (12), surface and the fixed plate (12) of the clamping plate (27) are slidably connected, two
It is fixedly connected with fixture block (28) at the top of the clamping plate (27).
3. a kind of metal stamping die with buffering effect according to claim 1, it is characterised in that：The punching press case
(1) limiting plate (29) has been fixedly connected at the top of both sides.
4. a kind of metal stamping die with buffering effect according to claim 1, it is characterised in that：The punching press case
(1) bottom is fixedly connected with pedestal (30), and fixing screwed hole (31) is offered on pedestal (30).
5. a kind of metal stamping die with buffering effect according to claim 1, it is characterised in that：The compression leg
(10) inner wall on surface and U-shaped piece (8) is slidably connected.
6. a kind of metal stamping die with buffering effect according to claim 1, it is characterised in that：The compression bar
(18) bottom end runs through top plate (15) and extends to the bottom of top plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820119210.6U CN207982035U (en) | 2018-01-24 | 2018-01-24 | A kind of metal stamping die with buffering effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820119210.6U CN207982035U (en) | 2018-01-24 | 2018-01-24 | A kind of metal stamping die with buffering effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207982035U true CN207982035U (en) | 2018-10-19 |
Family
ID=63821918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820119210.6U Expired - Fee Related CN207982035U (en) | 2018-01-24 | 2018-01-24 | A kind of metal stamping die with buffering effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207982035U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500182A (en) * | 2018-10-22 | 2019-03-22 | 刘建宏 | A kind of compacting platform of aluminium alloy processing |
| CN109570307A (en) * | 2018-11-21 | 2019-04-05 | 温州市联峰电器有限公司 | A kind of stamping device |
| CN110142897A (en) * | 2019-05-31 | 2019-08-20 | 江苏明德玩具股份有限公司 | A mold for the production and processing of plastic floor mats |
| CN110788236A (en) * | 2019-11-12 | 2020-02-14 | 扬中市国鹰电器有限公司 | Continuous processing equipment for U-shaped heating pipe |
| CN111009999A (en) * | 2019-12-25 | 2020-04-14 | 扬中市飞达通信设备有限公司 | Processing equipment for stator punching sheet |
| CN112526067A (en) * | 2020-11-20 | 2021-03-19 | 杨群 | Portable GIS air chamber fault detector and use method thereof |
| CN112808866A (en) * | 2020-12-21 | 2021-05-18 | 江苏立一新材料科技有限公司 | Composite hardware mould box for hardware machining |
| CN114309211A (en) * | 2021-12-30 | 2022-04-12 | 浙江希缘金属包装有限公司 | Extrusion device is used in hardware fitting production |
| CN114762879A (en) * | 2021-01-15 | 2022-07-19 | 泰兴市凯力特弹簧有限公司 | Extrusion device for hardware stamping die |
| CN116371999A (en) * | 2023-04-20 | 2023-07-04 | 杭州艺博金属包装有限公司 | Punching machine with buffering compressive structure |
| CN118218467A (en) * | 2024-04-28 | 2024-06-21 | 南通钜盛数控机床有限公司 | A stamping and forming device for manufacturing machine tool accessories with protective function |
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2018
- 2018-01-24 CN CN201820119210.6U patent/CN207982035U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109500182A (en) * | 2018-10-22 | 2019-03-22 | 刘建宏 | A kind of compacting platform of aluminium alloy processing |
| CN109570307A (en) * | 2018-11-21 | 2019-04-05 | 温州市联峰电器有限公司 | A kind of stamping device |
| CN109570307B (en) * | 2018-11-21 | 2020-09-22 | 温州市联峰电器有限公司 | Stamping device |
| CN110142897A (en) * | 2019-05-31 | 2019-08-20 | 江苏明德玩具股份有限公司 | A mold for the production and processing of plastic floor mats |
| CN110788236A (en) * | 2019-11-12 | 2020-02-14 | 扬中市国鹰电器有限公司 | Continuous processing equipment for U-shaped heating pipe |
| CN111009999A (en) * | 2019-12-25 | 2020-04-14 | 扬中市飞达通信设备有限公司 | Processing equipment for stator punching sheet |
| CN112526067A (en) * | 2020-11-20 | 2021-03-19 | 杨群 | Portable GIS air chamber fault detector and use method thereof |
| CN112526067B (en) * | 2020-11-20 | 2022-08-19 | 国网上海市电力公司 | Portable GIS air chamber fault detector and use method thereof |
| CN112808866A (en) * | 2020-12-21 | 2021-05-18 | 江苏立一新材料科技有限公司 | Composite hardware mould box for hardware machining |
| CN114762879A (en) * | 2021-01-15 | 2022-07-19 | 泰兴市凯力特弹簧有限公司 | Extrusion device for hardware stamping die |
| CN114309211A (en) * | 2021-12-30 | 2022-04-12 | 浙江希缘金属包装有限公司 | Extrusion device is used in hardware fitting production |
| CN116371999A (en) * | 2023-04-20 | 2023-07-04 | 杭州艺博金属包装有限公司 | Punching machine with buffering compressive structure |
| CN116371999B (en) * | 2023-04-20 | 2024-02-20 | 广东柜邦精密金属制品有限公司 | Punching machine with buffering compressive structure |
| CN118218467A (en) * | 2024-04-28 | 2024-06-21 | 南通钜盛数控机床有限公司 | A stamping and forming device for manufacturing machine tool accessories with protective function |
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| CF01 | Termination of patent right due to non-payment of annual fee |