CN107745228B - Punching press technique for grinding - Google Patents
Punching press technique for grinding Download PDFInfo
- Publication number
- CN107745228B CN107745228B CN201710907544.XA CN201710907544A CN107745228B CN 107745228 B CN107745228 B CN 107745228B CN 201710907544 A CN201710907544 A CN 201710907544A CN 107745228 B CN107745228 B CN 107745228B
- Authority
- CN
- China
- Prior art keywords
- punching
- polishing
- stamping parts
- punching press
- outer sleeve
- 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.)
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- 238000004080 punching Methods 0.000 title claims abstract description 100
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000005498 polishing Methods 0.000 claims abstract description 71
- 238000003825 pressing Methods 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 2
- 238000005266 casting Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D28/00—Shaping by press-cutting; Perforating
- B21D28/24—Perforating, i.e. punching holes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The present invention relates to for grinding or polishing technology field, especially punching press technique for grinding, stamping parts is handled using punching press workpiece polishing mechanism；Steps are as follows for punching press polishing: Step 1: stamping parts is put into, punching is intracavitary, and starting power part, punching portion is punched out stamping parts, forms stamping parts with holes；Step 2: after punching chamber is left in punching portion, by the stamping parts with holes in step 1 from the intracavitary taking-up of punching；Meanwhile it is intracavitary to take new stamping parts to be put into punching；It polishes the surface of the stamping parts with holes after taking-up；Step 3: it is intracavitary that the stamping parts with holes after polishing in step 2 is put into polishing.This programme can clear up the burr of the hole wall of stamping parts with holes while being punched out to stamping parts.
Description
Technical field
The present invention relates to the lathes for being ground or polishing, engineering device technique field, and in particular to punching press technique for grinding.
Background technique
Stamping parts is that press machine is passing through motor drive flywheel, and by clutch, transmission gear drives crank connecting link
Mechanism makes sliding block move up and down, and drives drawing die to steel plate forming.It, can be using hole punched device in needs after stamping parts molding
Position is punched out, and forms stamping parts with holes.The surface of the stamping parts with holes eventually formed and hole inner wall can generate more
Burr.If removing without burr, meeting make to assemble imperfect because of burr, thing outstanding in assembling process, or even assembly
Not.
The method that tradition clears up stamping parts burr with holes is cleared up using file, and low efficiency is artificial to clear up, time-consuming and laborious,
Multiple regions cannot be cleared up simultaneously, and easy damaged stamping parts with holes, also be cleared up unclean.
Notification number is that the Chinese utility model patent of CN204366682U discloses a kind of punching press polishing grinding device, is wrapped
Include: transmission shaft, support rod, fastening bolt, sanding and polishing disk, limit clamp, loading pond, fixed screw, plummer, leads to handwheel
Hole, staking punch, motor, control switch, drive bearing, lever；The transmission shaft lower part is hollow structure；The support rod one
Side is fixedly connected on handwheel, the other side and the fixed company of transmission shaft；The handwheel is connect with transmission shaft by bearing；It is described to beat
Polishing disc includes sanding and polishing device and connecting rod, and is fixedly connected with transmission shaft by fastening bolt；The connecting rod table
Face is drilled with through-hole；The limit clamp is fixedly connected on inside loading pond；The loading pond and plummer weldering connect；The carrying
Platform is fixed by fixed screw；The motor is electrically connected with control switch.A kind of punching press polishing grinding of the utility model fills
It sets, machine construction is simple, and polishing, polishing effect are good, greatly improves production efficiency.
There is also following technical problems for above-mentioned patent: can not be while being punched out to stamping parts, to stamping parts with holes
The burr of hole wall cleared up.
Summary of the invention
The purpose of the present invention is to provide punching press technique for grinding, can be while being punched out to stamping parts, to holes
The burr of the hole wall of stamping parts is cleared up.
In order to achieve the above objectives, base case of the invention is as follows:
Punching press technique for grinding is handled stamping parts using punching press workpiece polishing mechanism, punching press workpiece polishing mechanism include punch table,
Supporting table, power part and punching portion, supporting table are located at the top of punch table；Punch table is equipped with punching chamber and polishing chamber；Support
The bottom of platform is equipped with the polishing portion for polishing, and polishing portion is located at the top of polishing chamber；Polishing portion includes outer sleeve, sliding
Part, polishing layer and elastic component；The upper end of sliding part is protruded into outer sleeve, and sliding part is slidably connected with outer sleeve；Polishing layer position
Circumferential direction in the lower end of sliding part；Punching portion is located at the top of punching chamber；Punching portion is across supporting table and punching portion and supporting table
It is slidably connected, punching portion is driven by power part and moved up and down；The lower part in punching portion is equipped with pressing plate and rubber cover, the top of rubber cover
It is fixedly connected on the bottom surface of pressing plate；Rubber cover is equipped with escape pipe；Escape pipe is connected to the inside of outer sleeve；Elastic component is for sliding
Moving part resets.
Steps are as follows for punching press polishing:
Step 1: stamping parts is put into, punching is intracavitary, and starting power part, punching portion is punched out stamping parts, forms band
Hole stamping parts；
Step 2: after punching chamber is left in punching portion, by the stamping parts with holes in step 1 from the intracavitary taking-up of punching；Together
When, take new stamping parts to be put into punching intracavitary；It polishes the surface of the stamping parts with holes after taking-up；
Step 3: it is intracavitary that the stamping parts with holes after polishing in step 2 is put into polishing.
The beneficial effect that this programme generates is:
When being punched out to stamping parts, rubber cover can be under the extruding of pressing plate in punching portion, will be in rubber cover
Air is discharged into inside outer sleeve, and then sliding part is pushed to move downward and extend into the hole on stamping parts, and device to hole inner wall carries out
Polishing；And then realize when being punched out to stamping parts, additionally it is possible to polish the hole wall of stamping parts with holes, very just
Just.
Preferred embodiment one: advanced optimizing as to base case, and sliding part includes piston and sliding bar, and piston is fixed
It is connected to the upper end of sliding bar；The inner wall of piston and outer sleeve is slidably connected.
Above structure further simply realizes the sliding of sliding part, it may be assumed that gas is when pushing that piston moves downward
It waits, piston pushes sliding bar to move downward and extend into the hole on stamping parts, polishes the hole wall in the hole.
Preferred embodiment two: as advanced optimizing to preferred embodiment one, the lower part of outer sleeve is equipped with spacing collar；Spacing collar
It is fixedly connected on the inner wall of outer sleeve；Elastic component is between spacing collar and piston.
The setting of spacing collar, primarily to preventing piston moves downward from excessively dropping out outer sleeve；Elastic component is located at limit
Between position circle and piston, convenient for the reset of entire sliding part.
Preferred embodiment three: as advanced optimizing to preferred embodiment two, one end of escape pipe is connected to the upper of rubber cover
Portion；The other end of escape pipe is located in supporting table, and the nozzle at the end is connected to the inside of outer sleeve.
Above structure has further facilitated rubber cover when being extruded, and the gas in rubber cover can be from upper part
Escape pipe is discharged and then enters inside outer sleeve, and then sliding part is pushed to move downward and extend into the hole on stamping parts,
Polishing layer can polish to the hole wall in the hole.
Preferred embodiment four: as advanced optimizing to base case or preferred embodiment three, punching portion includes and power part
The telescopic rod of connection, the lower end of telescopic rod are inverted coniform；Pressing plate and rubber cover are respectively positioned on telescopic rod.
Punching portion pushes telescopic rod to move downward, and then impacts stamping parts, and then be simply done very much to stamping parts
Punching.
Preferred embodiment five: as advanced optimizing to preferred embodiment four, punch table is equipped with a circle for rubber cover
The annular groove that lower end is protruded into.
The setting of annular groove is more convenient for further preventing rubber cover when being extruded the extruding of rubber cover,
Edge expands outwardly and moves.
Preferred embodiment six: it as advanced optimizing to preferred embodiment five, polishes intracavitary equipped with convex used for positioning
It rises, positioning protrusion is located at the lower section of sliding bar.
The setting of positioning protrusion, primarily to convenient for placing the stamping parts that has punched, prevent hole on stamping parts with
The situation that sliding part does not correspond to occurs.When specifically used, the hole on stamping parts is directed at positioning protrusion, so that positioning
Protrusion positions the hole.
Preferred embodiment seven: as advanced optimizing to preferred embodiment six, the bottom surface of sliding bar is equipped with matches with positioning protrusion
The circular groove of conjunction.
The setting of circular groove, primarily to being finally inserted into after protruding into the hole on stamping parts convenient for sliding bar
In gap between positioning protrusion and stamping parts hole, and then polished completely the hole wall on stamping parts.
Preferred embodiment eight: advanced optimizing as to base case, and power part is hydraulic cylinder；Punching portion is at interval of 1min
~2min is moved downward once.
Convenient for staff after telescopic rod leaves punching chamber, there is the sufficient time to carry out stamping parts and stamping parts with holes
It picks and places.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of punching press technique for grinding of the present invention；
Fig. 2 is the partial enlarged view in polishing portion in Fig. 1.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Appended drawing reference in Figure of description includes: punch table 1, punching chamber 11, polishing chamber 12, positioning protrusion 121, annular
Groove 13, supporting table 2, polishing portion 21, outer sleeve 211, spacing collar 2111, sliding part 212, piston 2121, sliding bar 2122, circle
Slot 2123, polishing layer 213, elastic component 214, support rod 3, power part 4, punching portion 5, pressing plate 51, rubber cover 52, escape pipe 53.
As depicted in figs. 1 and 2, punching press technique for grinding is handled stamping parts using punching press workpiece polishing mechanism, workpiece polishing mechanism
Including punch table 1, supporting table 2, power part 4 and punching portion 5, supporting table 2 is located at the top of punch table 1；In order to realize supporting table 2
Positioned at the top of punch table 1, between supporting table 2 and punch table 1 be equipped with support rod 3, and the both ends of support rod 3 respectively with support
Platform 2 is fixedly connected with punch table 1.Punch table 1 is equipped with punching chamber 11 and polishing chamber 12；The bottom of supporting table 2 is equipped with for beating
The polishing portion 21 of mill, and positioned at the top of polishing chamber 12, (quantity in polishing portion 21 can according to need setting, we in polishing portion 21
Polishing portion 21 in case is two；And two polishing portions 21 are symmetrical arranged along punching portion 5)；Polishing portion 21 includes outer sleeve
211, sliding part 212, polishing layer 213 and elastic component 214；The upper end of outer sleeve 211 is fixedly connected with the bottom surface of supporting table 2；It is sliding
The upper end of moving part 212 is protruded into outer sleeve 211, and sliding part 212 is slidably connected with outer sleeve 211；Polishing layer 213 detachably connects
Connect the circumferential direction in the lower end of sliding part 212；Punching portion 5 is located at the top of punching chamber 11；Punching portion 5 passes through supporting table 2 and punching
Portion 5 is slidably connected with supporting table 2, and punching portion 5 is driven by power part 4 and moved up and down；The lower part in punching portion 5 is equipped with pressing plate 51 and rubber
Glue cover 52, the top of rubber cover 52 are fixedly connected on the bottom surface of pressing plate 51；Rubber cover 52 is equipped with escape pipe 53, escape pipe 53
One end is connected to the top of rubber cover 52；The other end of escape pipe 53 is located in supporting table 2, and the nozzle and outer sleeve at the end
211 inside connection.Elastic component 214 is resetted for sliding part 212.
Sliding part 212 includes piston 2121 and sliding bar 2122, and piston 2121 is fixedly connected on the upper end of sliding bar 2122；
Piston 2121 and the inner wall of outer sleeve 211 are slidably connected.In order to realize that polishing layer 213 is detachably connected under sliding part 212
The circumferential direction at end when specific setting, is circumferentially with a circle mounting groove in the lower end of sliding bar 2122, when installation, will beat
Mill layer 213 is pasted onto mounting groove.Polishing layer 213 in this programme is dry sanding paper.
The lower part of outer sleeve 211 is equipped with spacing collar 2111；Spacing collar 2111 is fixedly connected on the inner wall of outer sleeve 211；
Elastic component 214 is between spacing collar 2111 and piston 2121.Elastic component 214 in this programme is spring.
Punching portion 5 includes the telescopic rod connecting with power part 4, and the lower end of telescopic rod is inverted coniform；51 He of pressing plate
Rubber cover 52 is respectively positioned on telescopic rod.Punch table 1 is equipped with a circle and is used for the annular groove 13 that the lower end of rubber cover 52 is protruded into.This
Power part 4 in scheme is hydraulic cylinder, and the upper end of telescopic rod is fixedly connected on the output end of hydraulic cylinder.
Chamber 12 of polishing is interior to be equipped with positioning protrusion 121 used for positioning, and positioning protrusion 121 is located at the lower section of sliding bar 2122.
The bottom surface of sliding bar 2122 is equipped with the circular groove 2123 cooperated with positioning protrusion 121.
Steps are as follows for punching press polishing:
Step 1: stamping parts is put into, punching is intracavitary, and starting power part, power part 4 pushes punching portion 5 to move downward, and
The stamping parts to liquidate in vestibule 11 is punched out；Form stamping parts with holes；And punching portion moves downward once at interval of 1min.
Step 2: after punching chamber is left in punching portion, by the stamping parts with holes in step 1 from the intracavitary taking-up of punching；Together
When, take new stamping parts to be put into punching intracavitary；It polishes the surface of the stamping parts with holes after taking-up；
Step 3: it is intracavitary that the stamping parts with holes after polishing in step 2 is put into polishing；Power part 4 push punching portion 5 to
Lower movement, and stamping parts new in the vestibule 11 that liquidates is punched out；Sliding bar 2122 can beat the hole wall of stamping parts with holes
Mill.Principle is as follows: power part 4 pushes punching portion 5 to move downward, and stamping parts new in the vestibule 11 that liquidates is punched out, rubber
The lower edge of cover 52 can be contacted with punch table 1, and since punching portion 5 is also constantly moving downward, pressing plate 51 can be to rubber cover
Air in 52 is squeezed, and the air in rubber cover 52 enters in escape pipe 53, is then squeezed into outer sleeve 211
Portion, gas enter the gap between piston 2121 and supporting table 2, with gradually increasing for air, just push sliding bar
2122 move towards polishing chamber 12, and last sliding bar 2122 is extend into the hole of stamping parts, the hole wall for 213 pairs of stamping parts of layer of polishing
It polishes.
After punching portion 5 completes the punching of the stamping parts to liquidate in vestibule 11, power part 4 drives punching portion 5 to move upwards；
At this point, rubber cover 52 gradually leaves punch table 1, rubber cover 52 restores to the original state, and the air inside outer sleeve 211 is from 53 row of escape pipe
Out, elastic component 214 makes sliding bar 2122 move upwards and then set back；Stamping parts after polishing is taken out of polishing chamber 12
Out；Then the stamping parts in punching chamber 11, having completed punching is taken out, and be put into polishing chamber 12；Take new stamping parts
Be put into punching chamber 11, repeat above-mentioned movement continue to be punched out next stamping parts and to next stamping parts with holes into
Row polishing.
Embodiment 2
The present embodiment the difference from embodiment 1 is that, polishing layer 213 be fixedly connected on sliding part 212 lower end circumferential direction,
Polishing layer 213 in this programme is the annular sleeve tubular that frosted disk material is made；When specific setting, by the polishing layer
213 are fixedly connected on the circumferential direction of the lower end of sliding bar 2122.
Punching portion in step 1 moves downward once at interval of 2min.
The above are merely the embodiment of the present invention, the common sense such as well known specific structure and characteristic are not made excessively herein in scheme
Description.It should be pointed out that for those skilled in the art, without departing from the structure of the invention, can also make
Several modifications and improvements, these also should be considered as protection scope of the present invention, these all will not influence the effect that the present invention is implemented
And patent practicability.The scope of protection required by this application should be based on the content of the claims, specific in specification
The records such as embodiment can be used for explaining the content of claim.
Claims (8)
1. punching press technique for grinding, which is characterized in that handled using punching press workpiece polishing mechanism stamping parts, the punching press sander
Structure includes punch table, supporting table, power part and punching portion, and the supporting table is located at the top of the punch table；The punch table
It is equipped with punching chamber and at least two polishing chambers；The bottom of the supporting table is equipped with and polishes for workpiece in mill chamber of fighting each other
Polishing portion, and polishing portion is located at the top of the polishing chamber；The polishing portion includes outer sleeve, sliding part, polishing layer and elasticity
Part；The upper end of the sliding part is protruded into the outer sleeve, and sliding part is slidably connected with the outer sleeve；The polishing layer position
Circumferential direction in the lower end of the sliding part；The punching portion is located at the top of the punching chamber；The punching portion passes through the branch
It supports platform and punching portion is slidably connected with supporting table, punching portion is driven by the power part and moved up and down；The lower part in the punching portion
Equipped with pressing plate and rubber cover, the top of the rubber cover is fixedly connected on the bottom surface of the pressing plate；The rubber cover is equipped with
Tracheae；The escape pipe is connected to the inside of the outer sleeve；The elastic component is resetted for the sliding part；The punch table
It is equipped with a circle and is used for the annular groove that the lower end of the rubber cover is protruded into；
Steps are as follows for punching press polishing:
Step 1: stamping parts is put into, punching is intracavitary, and starting power part, punching portion is punched out stamping parts, forms punching with holes
Casting die；
Step 2: after punching chamber is left in punching portion, by the stamping parts with holes in step 1 from the intracavitary taking-up of punching；Meanwhile it taking
It is intracavitary that new stamping parts is put into punching；It polishes the surface of the stamping parts with holes after taking-up；
Step 3: it is intracavitary that the stamping parts with holes after polishing in step 2 is put into polishing.
2. punching press technique for grinding according to claim 1, which is characterized in that the sliding part includes piston and sliding bar,
The piston is fixedly connected on the upper end of the sliding bar；The inner wall of the piston and the outer sleeve is slidably connected.
3. punching press technique for grinding according to claim 2, which is characterized in that the lower part of the outer sleeve is equipped with spacing collar；
The spacing collar is fixedly connected on the inner wall of the outer sleeve；The elastic component be located at the spacing collar and the piston it
Between.
4. punching press technique for grinding according to claim 3, which is characterized in that one end of the escape pipe is connected to the rubber
The top of glue cover；The other end of the escape pipe is located in the supporting table, and the inside of the nozzle at the end and the outer sleeve
Connection.
5. punching press technique for grinding according to claim 2 or 4, which is characterized in that the punching portion includes and the power
The telescopic rod of portion's connection, the lower end of the telescopic rod are inverted coniform；The pressing plate and rubber cover are respectively positioned on described flexible
On bar.
6. punching press technique for grinding according to claim 5, which is characterized in that the polishing is intracavitary equipped with used for positioning fixed
Position protrusion, the positioning protrusion are located at the lower section of the sliding bar.
7. punching press technique for grinding according to claim 6, which is characterized in that the bottom surface of the sliding bar be equipped with it is described fixed
The circular groove of position male cooperation.
8. punching press technique for grinding according to claim 1, which is characterized in that the power part is hydraulic cylinder；The punching
Portion moves downward once at interval of 1min~2min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710907544.XA CN107745228B (en) | 2017-09-29 | 2017-09-29 | Punching press technique for grinding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710907544.XA CN107745228B (en) | 2017-09-29 | 2017-09-29 | Punching press technique for grinding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107745228A CN107745228A (en) | 2018-03-02 |
| CN107745228B true CN107745228B (en) | 2019-07-30 |
Family
ID=61255196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710907544.XA Active CN107745228B (en) | 2017-09-29 | 2017-09-29 | Punching press technique for grinding |
Country Status (1)
| Country | Link |
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| CN (1) | CN107745228B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108466318A (en) * | 2018-04-20 | 2018-08-31 | 宁波隆锐机械制造有限公司 | A kind of drilling device |
| CN112059766B (en) * | 2020-09-14 | 2021-11-09 | 南京聚诚致远财务顾问有限公司 | Burr polishing equipment for pipe punching |
| CN114918309B (en) * | 2022-07-20 | 2022-10-18 | 泰州市华驰不锈钢制品有限公司 | Stamping device of stainless steel spare |
| CN117920855B (en) * | 2024-03-22 | 2024-06-07 | 新乡市天吉电力设备有限公司 | Punching device for channel steel production |
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| CN203578733U (en) * | 2013-10-23 | 2014-05-07 | 绍兴锋龙电机有限公司 | Deburring stamping device |
| CN105750403A (en) * | 2016-04-18 | 2016-07-13 | 旌德县皖星电子电器厂 | Fixing piece side face punching die |
| CN105904215A (en) * | 2016-04-29 | 2016-08-31 | 藤县正钻门业有限公司 | Punching and grinding device of stainless steel door |
| CN205551211U (en) * | 2016-04-18 | 2016-09-07 | 旌德县皖星电子电器厂 | Positioning of crosshead guide formula punching die |
| CN205660041U (en) * | 2016-06-01 | 2016-10-26 | 象山福德图机械有限公司 | Five gold plate spare punching device |
| CN205704456U (en) * | 2016-04-18 | 2016-11-23 | 浙江天齐电气有限公司 | Switch enclosure side piercing die |
| CN106975927A (en) * | 2017-05-03 | 2017-07-25 | 长兴鼎峰铸造材料有限公司 | A kind of rising head punching polishing all-in-one |
| CN206455503U (en) * | 2017-01-13 | 2017-09-01 | 无锡晋拓电子科技有限公司 | A kind of satellite receiver part deburring equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203578733U (en) * | 2013-10-23 | 2014-05-07 | 绍兴锋龙电机有限公司 | Deburring stamping device |
| CN105750403A (en) * | 2016-04-18 | 2016-07-13 | 旌德县皖星电子电器厂 | Fixing piece side face punching die |
| CN205551211U (en) * | 2016-04-18 | 2016-09-07 | 旌德县皖星电子电器厂 | Positioning of crosshead guide formula punching die |
| CN205704456U (en) * | 2016-04-18 | 2016-11-23 | 浙江天齐电气有限公司 | Switch enclosure side piercing die |
| CN105904215A (en) * | 2016-04-29 | 2016-08-31 | 藤县正钻门业有限公司 | Punching and grinding device of stainless steel door |
| CN205660041U (en) * | 2016-06-01 | 2016-10-26 | 象山福德图机械有限公司 | Five gold plate spare punching device |
| CN206455503U (en) * | 2017-01-13 | 2017-09-01 | 无锡晋拓电子科技有限公司 | A kind of satellite receiver part deburring equipment |
| CN106975927A (en) * | 2017-05-03 | 2017-07-25 | 长兴鼎峰铸造材料有限公司 | A kind of rising head punching polishing all-in-one |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107745228A (en) | 2018-03-02 |
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