CN104907384A - Aluminum sheet machining device - Google Patents
Aluminum sheet machining device Download PDFInfo
- Publication number
- CN104907384A CN104907384A CN201510339619.XA CN201510339619A CN104907384A CN 104907384 A CN104907384 A CN 104907384A CN 201510339619 A CN201510339619 A CN 201510339619A CN 104907384 A CN104907384 A CN 104907384A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- support arm
- aluminium flake
- feeding machine
- machine support
- 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.)
- Granted
Links
Classifications
-
- 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
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/02—Winding-up or coiling
- B21C47/04—Winding-up or coiling on or in reels or drums, without using a moving guide
- B21C47/06—Winding-up or coiling on or in reels or drums, without using a moving guide with loaded rollers, bolts, or equivalent means holding the material on the reel or drum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/28—Drums or other coil-holders
-
- 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
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/04—Centering the work; Positioning the tools
-
- 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
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
-
- 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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/20—Storage arrangements; Piling or unpiling
- B21D43/22—Devices for piling sheets
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Punching Or Piercing (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses an aluminum sheet machining device. The aluminum sheet machining device comprises an aluminum sheet placing machine, a leveling feeding machine, a punch press and a waste recycling machine which are all connected with a control device. The aluminum sheet machining device omits manual operation, can automatically punch a whole aluminum sheet coil into an aluminum sheet of a fixed shape, and meanwhile recycles waste materials after punching of the aluminum sheet.
Description
Technical field
The invention belongs to aluminium flake processing technique field, specifically a kind of aluminium flake processing unit (plant).
Background technology
Aluminium flake is that the basis of a lot of aluminum products processes raw material; in prior art, the aluminium flake of entire volume is generally first cut into block by aluminium flake processing; then the aluminium flake that regulation shape gone out by aluminium sheet on punch press is manually held; in the process of existing aluminium flake punch press processing, need people to grasp aluminium flake riding position accurately; aluminium flake is gone out solid shape by drift; and the security of workman is very poor in this process, often has security incident and occur.
Summary of the invention
The present invention is directed to prior art deficiency, provide a kind of aluminium flake processing unit (plant), this aluminium flake automatic machining device eliminates manual operation, automatically the aluminium flake of entire volume can be gone out the aluminium flake of solid shape, reclaims going out the waste material rolling after aluminium flake simultaneously.
In order to solve the problems of the technologies described above, the present invention is solved by following technical proposals: a kind of aluminium flake processing unit (plant), comprise aluminium flake feeding machine, leveling feeding device, punch press and Waste recovering machine, described aluminium flake feeding machine, leveling feeding device, punch press and Waste recovering machine are all connected with control device, described aluminium flake feeding machine comprises feeding machine base, described feeding machine base is connected with feeding machine support arm, described feeding machine support arm is provided with cylinder, described cylinder comprises rotating shaft, described rotating shaft one end is provided with screw, slip cap is arranged with outside described rotating shaft, described slip cap end is rotated and is provided with adjusting bolt, described adjusting bolt coordinates with described screw, described slip cap circumference arranges and is rotatably connected to some dwangs, the described dwang other end is rotatably connected to supporting plate, described rotating shaft is provided with deflector apron, described deflector apron is provided with guiding waist hole, described supporting plate one end is provided with to coordinate with described waist hole stretches out block, described block both sides of stretching out are provided with the block of fitting with described deflector apron, described feeding machine support arm is provided with folded block, described folded block one end is fixed on the other end on described feeding machine support arm and extend out on described cylinder, described folded block is positioned at described cylinder upper side and is provided with cylinder, the cylinder rod of described cylinder is provided with elastic component, described elastic component lower end is connected with link, described link is rotatably connected to hold-down roller, the cylinder rod of described cylinder is provided with range sensor, described range sensor and described cylinder are all connected with control device, described punch press comprises punch press body, described punch press body is provided with upper die and lower die, and cutting on mouth of described patrix has some projections, and cutting in mouth of described counterdie is a through hole, be provided with conveyer belt below described through hole, the described conveyer belt other end is provided with storing frame, described Waste recovering machine comprises recycling machine base and recycling machine support arm, described recycling machine support arm is provided with reel, described reel is driven by motor, described recycling machine support arm is rotatably connected to dwang, described dwang one end to extend out in the middle part of described reel and is connected with bow, described bow one end is rotatably connected to pressure roller, described dwang is provided with the portion of extending radially out, described recycling machine support arm is provided with hydraulic cylinder, expansion link and the described portion of extending radially out of described hydraulic cylinder are rotationally connected, bottom and the described recycling machine support arm of described hydraulic cylinder are rotationally connected.
The present invention compared with prior art, has following beneficial effect: this aluminium flake automatic machining device eliminates manual operation, automatically the aluminium flake of entire volume can be gone out the aluminium flake of solid shape, reclaims going out the waste material rolling after aluminium flake simultaneously.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the embodiment of the present invention.
Fig. 2 is embodiment of the present invention aluminium flake feeding machine state one structural representation.
Fig. 3 is embodiment of the present invention aluminium flake feeding machine state two structural representation.
Fig. 4 is the structural representation of embodiment of the present invention punch press.
Fig. 5 is the sectional view of the patrix of embodiment of the present invention punch press.
Fig. 6 is the structural representation of embodiment of the present invention Waste recovering machine.
Fig. 7 is the right view of Fig. 6.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail: see Fig. 1 to Fig. 7, a kind of aluminium flake processing unit (plant), comprise aluminium flake feeding machine 1, leveling feeding device 2, punch press 3 and Waste recovering machine 4, described aluminium flake feeding machine 1, leveling feeding device 2, punch press 3 and Waste recovering machine 4 are all connected with control device (figure does not draw).
Described aluminium flake feeding machine 1 comprises feeding machine base 11, described feeding machine base 11 is connected with feeding machine support arm 12, described feeding machine support arm 12 is provided with cylinder 13, described cylinder 13 comprises rotating shaft 131, described rotating shaft 131 1 end is provided with screw 132, slip cap 133 is arranged with outside described rotating shaft 131, described slip cap 133 end is rotated and is provided with adjusting bolt 134, described adjusting bolt 134 coordinates with described screw 132, described slip cap 133 circumference arranges and is rotatably connected to some dwangs 135, described dwang 135 other end is rotatably connected to supporting plate 136, described rotating shaft 131 is provided with deflector apron 137, described deflector apron 137 is provided with guiding waist hole 138, described supporting plate 136 one end is provided with to coordinate with described waist hole 138 stretches out block 1361, described block 1361 both sides of stretching out are provided with the block 1362 of fitting with described deflector apron 137, block 1362 is adopted to prevent described supporting plate 136 from horizontally slipping relative to described waist hole 138.This aluminium flake feeding machine can realize the adjustment of supporting plate 136 to rotating shaft 131 distance by regulating the amount of stretching in screw 132 of adjusting bolt 134, thus the aluminium volume better adapting to various internal diameter is laid, and better supporting plate 136 and aluminium is rolled up inner ring and tighten.
Coordinate to better roll up with aluminium, described supporting plate 136 cross section is arc.Described feeding machine base 11 is also provided with motor and reducer of turbodrill 111, described reducer of turbodrill 111 realizes transmission by belt 112 and belt pulley 113 with described rotating shaft 131.Described rotating shaft 131 is also provided with brake disc 14, described feeding machine support arm 12 is provided with eccentric 15, described eccentric 15 is provided with brake ribbon 16, described brake ribbon 16 coordinates with described brake disc 14.
In order to prevent causing whole aluminium unwinding to be fallen apart when aluminium flake feeding machine 1 rotates, described feeding machine support arm 12 is provided with folded block 17, described folded block 17 one end is fixed on the other end on described feeding machine support arm 12 and extend out on described supporting plate 136, described folded block 17 is positioned at described supporting plate 136 upper side and is provided with cylinder 171, the cylinder rod of described cylinder 171 is provided with elastic component 172, described elastic component 172 lower end is connected with link 173, described link 173 is rotatably connected to hold-down roller 174, the cylinder rod of described cylinder 171 is provided with range sensor 175, described range sensor 175 is all connected with control device (figure does not draw) with described cylinder 171, described control device can be PLC or single-chip microcomputer etc.The course of work of this structure is: range sensor 175 measuring distance sensor and aluminium roll up between distance pass to control device, control device carrys out control cylinder bar by measurement of comparison value and setting value and to stretch out or certain distance of retracting reaches setting value, when measured value is less than setting value, cylinder rod is retracted, and when measured value is greater than setting value, cylinder stretches out.The thrust of elastic component 172 can be kept like this to remain consistent, thus ensure that thrust can not too littlely cause aluminium unwinding to be fallen apart or thrust causes too greatly aluminium to roll up rotation difficulty all the time.
Described punch press 3 comprises punch press body 31, described punch press body 31 is provided with patrix 32 and counterdie 33, cutting on mouth 36 of described patrix 32 has some protruding 321, the mouth 36 that cuts of described patrix 32 and described counterdie 33 is circle, cutting in mouth 36 of described counterdie 33 is a through hole 331, conveyer belt 34 is provided with below described through hole 331, described conveyer belt 34 other end is provided with storing frame 35, the cutting of patrix 32 mouth 36 arranges some protruding 321 process protrusions 321 parts making to cut at patrix 32 downwards and first contacts with aluminium flake, pressure is cut larger when same equal pressure, what make more low power punch press can realize high requirement by this improvement of patrix 32 cuts operation, cutting in mouth 36 of counterdie 33 is arranged to the finished product aluminium flake that through hole 331 makes to have cut and is directly dropped on conveyer belt 34, then finished product aluminium flake is transported in storing frame 35 by conveyer belt 34.
When cutting circular aluminium flake in order to the service efficiency of the working (machining) efficiency and aluminium flake that improve aluminium flake, generally patrix 32 and counterdie 33 all have two circles cut mouth 36, and two circles cut the line at mouth 36 center and the throughput direction of aluminium flake is miter angle, and due to the structure restriction conveyer belt 34 of punch press body 31 be 90 degree of directions with the throughput direction of aluminium flake, if therefore from the through hole 331 of counterdie 33, the aluminium flake dropped on conveyer belt 34 directly enters in storing frame 35, so a part for two circular aluminium flakes can be superimposed together and cause aluminium flake bending and irregular, affect subsequent production.In order to solve this problem, described conveyer belt 34 comprises the belt that two pieces of middle parts have gap 341, described gap 341 is positioned at and cuts the superimposed region of mouth 36 along described conveyer belt 34 direction of transfer two circle, punch press body 31 is provided with and stretches in described gap 341 for pushing the projection 311 of two aluminium flakes aside.
Aluminium flake after cutting under normal circumstances can drop in storing frame 35 stably, but when requiring storing frame to store relatively large aluminium flake simultaneously, distant due to bottom originally conveyer belt 34 and storing frame 35, aluminium flake is difficult to keep each all superimposed fine in the process fallen, cause the aluminium flake in storing frame 35 at random, thus aluminium flake is bent, compromised quality, for solving this problem, elastic device 351 is provided with bottom described storing frame 35, adopt this structure that storing frame 35 is reduced highly gradually when storing aluminium flake weight and increasing gradually, thus make the height at the superimposed place of conveyer belt 34 and aluminium flake remain at the relative distance be applicable to, make aluminium flake neatly superimposed, there will not be bending impaired.
Described Waste recovering machine 4 comprises recycling machine base 41 and recycling machine support arm 42, described recycling machine support arm 42 is provided with reel 43, described reel 43 is driven by motor (figure does not draw), described recycling machine support arm 42 is rotatably connected to dwang 44, described dwang 44 one end to extend out in the middle part of described reel 43 and is connected with bow 45, described bow 45 one end is rotatably connected to pressure roller 46, described dwang 44 is provided with the portion of extending radially out 47, described recycling machine support arm 42 is provided with hydraulic cylinder 48, expansion link and the described portion 47 that extends radially out of described hydraulic cylinder 48 are rotationally connected, bottom and the described recycling machine support arm 42 of described hydraulic cylinder 48 are rotationally connected.Have very large deformation because aluminium twists in the waste material after cutting, therefore adopt when rolling this hydraulic cylinder 48 to provide pressure to compress the mode of pressure roller 46 to increase the degree of packing of aluminium flake waste material rolling.
The job step of this aluminium flake automatic machining device entirety is: the aluminium flake of rolling is placed on blowing on aluminium flake feeding machine 1, leveling feeding device 2 is by aluminium flake leveling and be fed on punch press 3, punch press 3 stamping-out goes out the aluminium flake of regulatory specifications, and the aluminium flake waste material after stamping-out reclaims rolling by Waste recovering machine 4.Employing this approach reduces job step, adds the security of workman simultaneously, improves production efficiency.
Claims (1)
1. an aluminium flake processing unit (plant), it is characterized in that: comprise aluminium flake feeding machine (1), leveling feeding device (2), punch press (3) and Waste recovering machine (4), described aluminium flake feeding machine (1), leveling feeding device (2), punch press (3) and Waste recovering machine (4) are all connected with control device, described aluminium flake feeding machine (1) comprises feeding machine base (11), described feeding machine base (11) is connected with feeding machine support arm (12), described feeding machine support arm (12) is provided with cylinder (13), described cylinder (13) comprises rotating shaft (131), described rotating shaft (131) end is provided with screw (132), slip cap (133) is arranged with outside described rotating shaft (131), described slip cap (133) end is rotated and is provided with adjusting bolt (134), described adjusting bolt (134) coordinates with described screw (132), described slip cap (133) circumference arranges and is rotatably connected to some dwangs (135), described dwang (135) other end is rotatably connected to supporting plate (136), described rotating shaft (131) is provided with deflector apron (137), described deflector apron (137) is provided with guiding waist hole (138), described supporting plate (136) one end is provided with to coordinate with described waist hole (138) stretches out block (1361), described block (1361) both sides of stretching out are provided with the block (1362) of fitting with described deflector apron (137), described feeding machine support arm (12) is provided with folded block (17), described folded block (17) one end is fixed on the upper other end of described feeding machine support arm (12) and extend out on described cylinder (13), described folded block (17) is positioned at described cylinder (13) upper side and is provided with cylinder (171), the cylinder rod of described cylinder (171) is provided with elastic component (172), described elastic component (172) lower end is connected with link (173), described link (173) is rotatably connected to hold-down roller (174), the cylinder rod of described cylinder (171) is provided with range sensor (175), described range sensor (175) and described cylinder (171) are all connected with control device, described punch press (3) comprises punch press body (31), described punch press body (31) is provided with patrix (32) and counterdie (33), cutting on mouth (36) of described patrix (32) has some projections (321), cutting in mouth (36) of described counterdie (33) is a through hole (331), described through hole (331) below is provided with conveyer belt (34), and described conveyer belt (34) other end is provided with storing frame (35), described Waste recovering machine (4) comprises recycling machine base (41) and recycling machine support arm (42), described recycling machine support arm (42) is provided with reel (43), described reel (43) is driven by motor, described recycling machine support arm (42) is rotatably connected to dwang (44), described dwang (44) one end extend out to described reel (43) middle part and is connected with bow (45), described bow (45) one end is rotatably connected to pressure roller (46), described dwang (44) is provided with the portion of extending radially out (47), described recycling machine support arm (42) is provided with hydraulic cylinder (48), expansion link and the described portion (47) that extends radially out of described hydraulic cylinder (48) are rotationally connected, bottom and the described recycling machine support arm (42) of described hydraulic cylinder (48) are rotationally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510339619.XA CN104907384B (en) | 2015-06-18 | 2015-06-18 | A kind of aluminium flake processing unit (plant) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510339619.XA CN104907384B (en) | 2015-06-18 | 2015-06-18 | A kind of aluminium flake processing unit (plant) |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104907384A true CN104907384A (en) | 2015-09-16 |
| CN104907384B CN104907384B (en) | 2016-11-23 |
Family
ID=54077065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510339619.XA Expired - Fee Related CN104907384B (en) | 2015-06-18 | 2015-06-18 | A kind of aluminium flake processing unit (plant) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104907384B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110756629A (en) * | 2019-10-30 | 2020-02-07 | 双洎能源(洛阳)有限公司 | Collector bar forming machine |
| CN112077111A (en) * | 2020-07-20 | 2020-12-15 | 赵海荣 | Abandonment track recovery processing device |
| CN115673106A (en) * | 2022-12-29 | 2023-02-03 | 邯郸市兆运电力紧固件制造有限公司 | Sheet metal stamping and shearing equipment with conveying device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001038427A (en) * | 1999-07-27 | 2001-02-13 | Alps Electric Co Ltd | Manufacture of electric parts |
| CN2820373Y (en) * | 2005-09-08 | 2006-09-27 | 许震威 | Steel band winder |
| CN202087671U (en) * | 2011-01-26 | 2011-12-28 | 成都万荣科技有限责任公司 | Simple precise die |
| CN103316989A (en) * | 2012-03-23 | 2013-09-25 | 新疆特变电工集团有限公司 | Numerically-controlled thread punching and shearing equipment for silicon steel sheet |
| CN103331367A (en) * | 2013-07-09 | 2013-10-02 | 广西玉林坤达机械制造有限责任公司 | Automatic roll material blanking equipment |
-
2015
- 2015-06-18 CN CN201510339619.XA patent/CN104907384B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001038427A (en) * | 1999-07-27 | 2001-02-13 | Alps Electric Co Ltd | Manufacture of electric parts |
| CN2820373Y (en) * | 2005-09-08 | 2006-09-27 | 许震威 | Steel band winder |
| CN202087671U (en) * | 2011-01-26 | 2011-12-28 | 成都万荣科技有限责任公司 | Simple precise die |
| CN103316989A (en) * | 2012-03-23 | 2013-09-25 | 新疆特变电工集团有限公司 | Numerically-controlled thread punching and shearing equipment for silicon steel sheet |
| CN103331367A (en) * | 2013-07-09 | 2013-10-02 | 广西玉林坤达机械制造有限责任公司 | Automatic roll material blanking equipment |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110756629A (en) * | 2019-10-30 | 2020-02-07 | 双洎能源(洛阳)有限公司 | Collector bar forming machine |
| CN110756629B (en) * | 2019-10-30 | 2024-03-01 | 双洎能源(洛阳)有限公司 | Collector bar forming machine |
| CN112077111A (en) * | 2020-07-20 | 2020-12-15 | 赵海荣 | Abandonment track recovery processing device |
| CN115673106A (en) * | 2022-12-29 | 2023-02-03 | 邯郸市兆运电力紧固件制造有限公司 | Sheet metal stamping and shearing equipment with conveying device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104907384B (en) | 2016-11-23 |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20161123 Termination date: 20170618 |