CN203635725U - Four-column oil pressure punching equipment for square tubes - Google Patents
Four-column oil pressure punching equipment for square tubes Download PDFInfo
- Publication number
- CN203635725U CN203635725U CN201320867249.3U CN201320867249U CN203635725U CN 203635725 U CN203635725 U CN 203635725U CN 201320867249 U CN201320867249 U CN 201320867249U CN 203635725 U CN203635725 U CN 203635725U
- Authority
- CN
- China
- Prior art keywords
- oil pressure
- punching
- punch
- work platform
- cylinder
- 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.)
- Withdrawn - After Issue
Links
Images
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model relates to four-column oil pressure punching equipment for square tubes, and belongs to the field of automatic machining of mechanical equipment. The four-column oil pressure punching equipment comprises a machine frame, a feeding and discharging device, a punching device, a punching work table, a hydraulic power device and a PLC electric cabinet. The hydraulic power device provides power. The PLC electric cabinet controls the machining process of the process. The machine frame is arranged on the lower portion of the equipment, the feeding and discharging device is arranged on the machine frame, the punching work table is fixedly connected to the machine frame and installed below the feeding and discharging device, and the punching device is arranged above the punching work table. According to the four-column oil pressure punching equipment, feeding, locating, stepping punching and discharging are finished through control of the PLC electric cabinet, and punching of the square tubes is achieved. The four-column oil pressure punching equipment has the advantages of being high in efficiency, high in quality, simple in structure and capable of meeting the diverse punching requirements of the square tubes by adjusting the positions and the number of holes according to the requirements, and lowering the labor intensity.
Description
Technical field
The utility model relates to a kind of four post oil pressure piercing on rectangular tube equipment, belongs to plant equipment automation manufacture field.
Background technology
Along with the fast development of economic technology, mechanical automation has also obtained high speed development.Traditional stamping machine cannot satisfying personalized section bar process requirements, and need special messenger to operate, efficiency is not high.Therefore, exploitation is a kind of light, simple in structure, does not need professional to operate, and punching multiple holes on square tube pressuring machine easy to use, has extremely important meaning to square tube section punching processing industry.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned prior art deficiency, provides a kind of mechanical automation machine square tube section to be carried out to the equipment of punching processing.
The utility model solves the technical scheme that its technical problem adopts: four post oil pressure piercing on rectangular tube equipment, comprise frame (1), charging/discharging device (2), hole punched device (3), punch work platform (4), hydraulic power unit (5), PLC electricity cabinet (6), wherein, hydraulic power unit (5) provides power, PLC electricity cabinet (6) is controlled operation process, frame (1) is placed in equipment bottom, charging/discharging device (2) is placed in frame (1), punch work platform (4) is fixedly connected in frame (1), punch work platform (4) is installed on charging/discharging device (2) below, punch work platform (4) top is hole punched device (3).
Described charging/discharging device (2) comprising: blanking groove (20), inductor (21), multidigit stroke cylinder (22), push pedal (23), bottom guide (24), backplate (25), positioning cylinder (26), transverse axis (27), pushing cylinder (28), block (29), guide rail (201)
Wherein: blanking groove (20) is divided into relative two, blanking groove (20) is erect respectively the two ends that are placed in charging/discharging device (2), and inductor (21) is at least one, and inductor (21) is located at the bottom of blanking groove (20),
Multidigit stroke cylinder (22) is placed in equipment sidepiece, and push pedal (23) is placed in punch work platform (4) table top, and multidigit stroke cylinder (22) connects push pedal (23), and bottom guide (24) is placed in push pedal (23) below,
Backplate (25) is located at the two ends of charging/discharging device (2), two backplates are parallel to each other between (25), horizontal the overstating of transverse axis (27) is placed in rearward position partially, punch work platform (4) top, the below of transverse axis (27) is unsettled, positioning cylinder (26) is placed on transverse axis (27), the push rod of positioning cylinder (26) stretches to punch work platform (4) surface
Pushing cylinder (28) is located at one section of portion of charging/discharging device (2), and it is upper that block (29) is fixed on punch work platform (4), and block (29) is placed in the other end with respect to pushing cylinder (28) press direction,
Guide rail (201) is positioned at transverse axis (27) below, and guide rail (201) is parallel to punch work platform (4) table top, stretches out.
Described hole punched device (3) comprising: column (30), back timber (31), moved cross beam (32), oil cylinder (33), connecting plate (34), punch die needle plate (35), red needle (36), servomotor (39), screw mandrel (301), screw mandrel Connection Block (302), linear motion unit (303), limited block (304), locating piece (305), punching bed die (37), contiguous block (38)
Wherein: column (30) is fixed on frame (1) above through back timber (31) and moved cross beam (32), and oil cylinder (33) is fixed on back timber (31) top, and oil cylinder (33) connects moved cross beam (32),
Punch die needle plate (35) is arranged on connecting plate (34), connecting plate (34) is arranged on the bottom surface of moved cross beam (32), red needle (36) is arranged on punch die needle plate (35), locating piece (305) is fixed on a side of moved cross beam (32), limited block (304) is fixed on a side of moved cross beam (32)
Servomotor (39) is connected with punch die needle plate (35) by screw mandrel (301), linear motion unit (303) is arranged on moved cross beam (32) downside, linear motion unit (303) downside connects punch die needle plate (35), servomotor (39) drives punch die needle plate (35) to move horizontally on linear motion unit (303) by screw mandrel (301) and screw mandrel Connection Block (302)
Punching bed die (37) is fixedly installed on punch work platform (4) table top by contiguous block (38).
Described positioning cylinder (26) is at least four, and when work, four positioning cylinders (26) synchronously carry out.
Described block (29) is fixed on punch work platform (4) for disconnectable connected mode.
Described red needle (36) has been a pin, and red needle (36) is every a length dislocation 5mm, and red needle (36) head is six prismatics of 25 °, and the material of red needle (36) is carbide alloy.
Described connecting plate (34) is fixed on the bottom surface of moved cross beam (32) with the connected mode of replaceable position.
The die face of described punching bed die (37) is provided with some pin holes that allow, and each pin hole hole that allows has fluting (306).
The upper woollen sweater bar of installing of described fluting (306), is soaked with fluid in woollen sweater bar.
Described hole punched device (3) also comprises connecting rod (7), connecting rod (7) is divided into front rod and rear connecting rod, vertically be arranged on respectively the two sides, front and back of back timber (31) and moved cross beam (32), the upper end of connecting rod (7) is fixed on back timber (31) side, and the lower end of connecting rod (7) is fixed on the side of punching bed die (37).
The utility model has the advantage of: a kind of mechanical automation machine, by the control of PLC electricity cabinet (6), completes charging, location, stepping punching, discharging, realize the punching work to square tube.Feature is high efficiency, high-quality, reduction labour intensity, it is simple in structure, position, capable of regulating hole and quantity according to demand, the square tube punching demand of adaptation diversity.
Brief description of the drawings
Fig. 1 is four post oil pressure piercing on rectangular tube equipment front views.
Fig. 2 is charging/discharging device schematic diagram.
Fig. 3 is hole punched device schematic diagram.
Fig. 4 is stripper schematic diagram.
Fig. 5 is the schematic diagram of punching bed die.
Number in the figure: 1-frame;
2-charging/discharging device, 20-blanking groove, 21-inductor, 22-multidigit stroke cylinder, 23-push pedal, 24-bottom guide, 25-backplate, 26-positioning cylinder, 27-transverse axis, 28-pushing cylinder, 29-block, 201-guide rail;
3-hole punched device, 30-column, 31-back timber, 32-moved cross beam, 33-oil cylinder, 34-connecting plate, 35-punch die needle plate, 36-red needle, 37-punching bed die, 38-contiguous block, 39-servomotor, 301-screw mandrel, 302-screw mandrel Connection Block, 303-linear motion unit, 304-limited block, 305-locating piece, 306-fluting;
4-punch work platform, 5-hydraulic power unit, 6-PLC electricity cabinet, 7-connecting rod.
Detailed description of the invention
A kind of four post oil pressure piercing on rectangular tube equipment operation principles: comprise frame 1, charging/discharging device 2, hole punched device 3, punch work platform 4, hydraulic power unit 5, PLC electricity cabinet 6, wherein, hydraulic power unit 5 provides power, PLC electricity cabinet 6 is controlled operation process, frame 1 is placed in equipment bottom, and charging/discharging device 2 is placed in frame 1, and punch work platform 4 is fixedly connected in frame 1, punch work platform 4 is installed on charging/discharging device 2 belows, and punch work platform 4 tops are hole punched device 3.By the control of PLC, liquid gas pressure executing agency completes charging, location, stepping punching, discharging, realizes the punching work to square tube.The hydraulic power unit 5 of the below of oil pressure by being put in frame 1 is supplied with, and pneumatic actuator is by the solenoid control on electrical equipment panel.
Charging/discharging device 2 comprises: blanking groove 20, inductor 21, multidigit stroke cylinder 22, push pedal 23, bottom guide 24, backplate 25, positioning cylinder 26, transverse axis 27, pushing cylinder 28, block 29, guide rail 201;
Hole punched device 3 comprises: four root posts 30, back timber 31, moved cross beam 32, oil cylinder 33, connecting plate 34, punch die needle plate 35, red needle 36, servomotor 39, screw mandrel 301, screw mandrel Connection Block 302, linear motion unit 303, limited block 304, locating piece 305, punching bed die 37, contiguous block 38;
Wherein: blanking groove 20 is divided into relative two, blanking groove 20 is erect respectively the two ends that are placed in charging/discharging device 2, inductor 21 is at least one, inductor 21 is located at the bottom of blanking groove 20, multidigit stroke cylinder 22 is placed in equipment sidepiece, push pedal 23 is placed on punch die table surface, multidigit stroke cylinder 22 connects push pedal 23, bottom guide 24 is placed in push pedal 23 belows, need the square tube of punching from blanking groove 20 from slipping into charging/discharging device 2, after inductor 21 detects that square tube puts in place, multidigit stroke cylinder 22 is carried out the first rise, start to push square tube material by push pedal 23 and on bottom guide 24, push to punching station,
Pushing cylinder 28 is located at a side end of charging/discharging device 2, block 29 is fixed on punch die workbench, the direction that block 29 is put is with respect to the other end of pushing cylinder 28 press direction, after square tube material is sent into and is put in place, right side pushing cylinder 28 pushes the side of square tube material, square tube material is held out against on the block 29 in left side, keep material fastening in punch process, ensure that jet-bedding is accurate.Described block 29 is fixed on punch die workbench for disconnectable connected mode, and being convenient to all position blocks 29 can adjust position according to material specification.After punching completes, positioning cylinder 26 and right side pushing cylinder 28 first reset, and multidigit stroke cylinder 22 is carried out the second rise again, and square tube is steadily released to station along guide rail 201, and multidigit stroke cylinder 22 is finally got back to initial position;
Four root posts 30, have ensured moved cross beam 32 balance at the volley, and smoothness, all higher than two traditional root posts 30.
Described red needle 36 is two Kong Yizhen, red needle 36 is every a length dislocation 5mm, the other side's pipe pressure when the difference in height of 5mm can reduce punching, compare and there is no the design of the red needle of length dislocation, can reduce the deflection of square tube after punching, 36 of red needles are six prismatics of 25 °, the material of red needle 36 is carbide alloy, red needle 36 adopts separate type with punch die needle plate 35, and convenient red needle 36 quantity of adjusting, change red needle 36.
The die face of described punching bed die 37 is provided with some pin holes that allow, and each pin hole hole that allows has fluting 306.In die face, allow pin hole, and each hole has the wide fluting of 6mm 306, because the complete rear bottom surface of square tube material punching produces burr, fluting 306 can be avoided contacting of burr and die face, improves the stationarity of square tube propelling movement.
On described fluting 306, woollen sweater bar is installed, in woollen sweater bar, is soaked with fluid.Before equipment operation, need to be to oiling in woollen sweater bar, 1), can cooling draw point its function be:, 2), remove the burr on draw point, reach and reduce the object that consumes protection draw point.
Described connecting rod 7 is divided into front rod and rear connecting rod, is vertically arranged on respectively the two sides, front and back of back timber 31 and moved cross beam 32, and the upper end of connecting rod 7 is fixed on back timber 31 sides, and the lower end of connecting rod 7 is fixed on the side of punching bed die 37.Be used for supporting punching bed die 37, avoid punching after draw point be difficult to extract the situation that material causes punching bed die 37 to be out of shape.
Square tube hole knockout is stepping punching, according to punching requirement, determine initial apertures position taking locating piece 305 directions as benchmark, PLC electricity cabinet 6 is controlled oil cylinder 33 and is carried out punching for the first time and reset, then step-servo motor 39 drives punch die needle plate 35 to move horizontally on linear motion unit 303 by screw mandrel 301 and screw mandrel Connection Block 302, after putting in place, PLC electricity cabinet 6 is controlled oil cylinder 33 and is carried out punching for the second time reset, completes the punch work of a square tube.With this back and forth continuous punch work of many square tubes of execution.
embodiment:
As shown in Figure 1, a kind of four post oil pressure piercing on rectangular tube equipment, comprise frame 1, charging/discharging device 2, hole punched device 3, punch work platform 4, hydraulic power unit 5, PLC electricity cabinet 6, wherein, hydraulic power unit 5 provides power, PLC electricity cabinet 6 is controlled operation process, frame 1 is placed in equipment bottom, and charging/discharging device 2 is placed in frame 1, and punch work platform 4 is fixedly connected in frame 1, punch work platform 4 is installed on charging/discharging device 2 belows, and punch work platform 4 tops are hole punched device 3.
As shown in Figure 2, it is the charging/discharging device 2 of four post oil pressure piercing on rectangular tube equipment, need the square tube of punching from blanking groove 20 from slipping into charging/discharging device 2, after inductor 21 detects that square tube puts in place, multidigit stroke cylinder 22 is carried out the first rise, multidigit stroke cylinder 22 promotes push pedal 23, start to push square tube material by push pedal 23 and on bottom guide 24, push to punching station, in propelling movement process, square tube material slides on bottom guide 24, the two ends of square tube material is blocked by two side guard plates 25, what bottom guide 24 and two side guard plates 25 ensured material exactly simultaneously sends into punching station, the positioning cylinder 26 that is positioned at rear does releases action pushing square tube, ensure that square tube puts in place accurately,
As shown in Figure 3, for hole punched device 3, described red needle 36 is two Kong Yizhen, red needle 36 is every a length dislocation 5mm, 36 of red needles are six prismatics of 25 °, and the material of red needle 36 is carbide alloy, and red needle 36 adopts separate type with punch die needle plate 35, convenient red needle 36 quantity of adjusting, change red needle 36.
As shown in Figure 5, the die face of described punching bed die 37 is provided with some pin holes that allow, eachly allow pin hole hole there is fluting to allow pin hole in 306 die faces, and each hole has the wide fluting of 6mm 306, because the complete rear bottom surface of square tube material punching produces burr, fluting 306 can be avoided contacting of burr and die face, improves the stationarity of square tube propelling movement.
On described fluting 306, woollen sweater bar is installed, in woollen sweater bar, is soaked with fluid.Before equipment operation, need to be to oiling in woollen sweater bar,
As shown in Figure 4, for the punching component diagram of hole punched device 3, square tube hole knockout is stepping punching, according to punching requirement, determine initial apertures position taking locating piece 305 directions as benchmark, PLC electricity cabinet 6 is controlled oil cylinder 33 and is carried out punching for the first time and reset, then step-servo motor 39 drives punch die needle plate 35 on linear motion unit 303, to move horizontally displacement by screw mandrel 301 and screw mandrel Connection Block 302 to determine according to punching requirement, limited block 304 is controlled the maximum displacement of red needle beam, red needle 36 is two Kong Yizhen, after protection needle beam moves leading screw 301 and puts in place, PLC electricity cabinet 6 is controlled oil cylinder 33 and is carried out punching for the second time and reset, complete the punch work of a square tube.With this back and forth continuous punch work of many square tubes of execution.
Complete after the punch work of a square tube, positioning cylinder 26 and right side pushing cylinder 28 first reset, multidigit stroke cylinder 22 is carried out the second rise again, square tube is steadily released to station along guide rail 201, multidigit stroke cylinder 22 is finally got back to initial position, and next root square tube material enters in charging/discharging device 2 from blanking groove 20.
Claims (10)
1. a post oil pressure piercing on rectangular tube equipment, it is characterized in that comprising frame (1), charging/discharging device (2), hole punched device (3), punch work platform (4), hydraulic power unit (5), PLC electricity cabinet (6), wherein, hydraulic power unit (5) provides power, PLC electricity cabinet (6) is controlled operation process, frame (1) is placed in equipment bottom, charging/discharging device (2) is placed in frame (1), punch work platform (4) is fixedly connected in frame (1), punch work platform (4) is installed on charging/discharging device (2) below, punch work platform (4) top is hole punched device (3).
2. a kind of four post oil pressure piercing on rectangular tube equipment according to claim 1, it is characterized in that described charging/discharging device (2) comprising: blanking groove (20), inductor (21), multidigit stroke cylinder (22), push pedal (23), bottom guide (24), backplate (25), positioning cylinder (26), transverse axis (27), pushing cylinder (28), block (29), guide rail (201)
Wherein: blanking groove (20) is divided into relative two, blanking groove (20) is erect respectively the two ends that are placed in charging/discharging device (2), and inductor (21) is at least one, and inductor (21) is located at the bottom of blanking groove (20),
Multidigit stroke cylinder (22) is placed in equipment sidepiece, and push pedal (23) is placed in punch work platform (4) table top, and multidigit stroke cylinder (22) connects push pedal (23), and bottom guide (24) is placed in push pedal (23) below,
Backplate (25) is located at the two ends of charging/discharging device (2), two backplates are parallel to each other between (25), horizontal the overstating of transverse axis (27) is placed in rearward position partially, punch work platform (4) top, the below of transverse axis (27) is unsettled, positioning cylinder (26) is placed on transverse axis (27), the push rod of positioning cylinder (26) stretches to punch work platform (4) surface
Pushing cylinder (28) is located at one section of portion of charging/discharging device (2), and it is upper that block (29) is fixed on punch work platform (4), and block (29) is placed in the other end with respect to pushing cylinder (28) press direction,
Guide rail (201) is positioned at transverse axis (27) below, and guide rail (201) is parallel to punch work platform (4) table top, stretches out.
3. a kind of four post oil pressure piercing on rectangular tube equipment according to claim 1, it is characterized in that described hole punched device (3) comprising: column (30), back timber (31), moved cross beam (32), oil cylinder (33), connecting plate (34), punch die needle plate (35), red needle (36), servomotor (39), screw mandrel (301), screw mandrel Connection Block (302), linear motion unit (303), limited block (304), locating piece (305), punching bed die (37), contiguous block (38)
Wherein: column (30) is fixed on frame (1) above through back timber (31) and moved cross beam (32), and oil cylinder (33) is fixed on back timber (31) top, and oil cylinder (33) connects moved cross beam (32),
Punch die needle plate (35) is arranged on connecting plate (34), connecting plate (34) is arranged on the bottom surface of moved cross beam (32), red needle (36) is arranged on punch die needle plate (35), locating piece (305) is fixed on a side of moved cross beam (32), limited block (304) is fixed on a side of moved cross beam (32)
Servomotor (39) is connected with punch die needle plate (35) by screw mandrel (301), linear motion unit (303) is arranged on moved cross beam (32) downside, linear motion unit (303) downside connects punch die needle plate (35), servomotor (39) drives punch die needle plate (35) to move horizontally on linear motion unit (303) by screw mandrel (301) and screw mandrel Connection Block (302)
Punching bed die (37) is fixedly installed on punch work platform (4) table top by contiguous block (38).
4. a kind of four post oil pressure piercing on rectangular tube equipment according to claim 2, is characterized in that described positioning cylinder (26) is at least four, and when work, four positioning cylinders (26) synchronously carry out.
5. a kind of four post oil pressure piercing on rectangular tube equipment according to claim 2, is characterized in that described block (29) is fixed on punch work platform (4) for disconnectable connected mode.
6. according to a kind of four post oil pressure piercing on rectangular tube equipment claimed in claim 3, it is characterized in that described red needle (36) has been a pin, red needle (36) is every a length dislocation 5mm, and red needle (36) head is six prismatics of 25 °, and the material of red needle (36) is carbide alloy.
7. according to a kind of four post oil pressure piercing on rectangular tube equipment claimed in claim 3, it is characterized in that described connecting plate (34) is fixed on the bottom surface of moved cross beam (32) with the connected mode of replaceable position.
8. according to a kind of four post oil pressure piercing on rectangular tube equipment claimed in claim 3, it is characterized in that the die face of described punching bed die (37) is provided with some pin holes that allow, each pin hole hole that allows has fluting (306).
9. according to a kind of four post oil pressure piercing on rectangular tube equipment claimed in claim 8, it is characterized in that the upper woollen sweater bar of installing of described fluting (306), in woollen sweater bar, be soaked with fluid.
10. according to a kind of four post oil pressure piercing on rectangular tube equipment claimed in claim 3, it is characterized in that described hole punched device (3) also comprises connecting rod (7), connecting rod (7) is divided into front rod and rear connecting rod, vertically be arranged on respectively the two sides, front and back of back timber (31) and moved cross beam (32), the upper end of connecting rod (7) is fixed on back timber (31) side, and the lower end of connecting rod (7) is fixed on the side of punching bed die (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320867249.3U CN203635725U (en) | 2013-12-26 | 2013-12-26 | Four-column oil pressure punching equipment for square tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320867249.3U CN203635725U (en) | 2013-12-26 | 2013-12-26 | Four-column oil pressure punching equipment for square tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203635725U true CN203635725U (en) | 2014-06-11 |
Family
ID=50867005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320867249.3U Withdrawn - After Issue CN203635725U (en) | 2013-12-26 | 2013-12-26 | Four-column oil pressure punching equipment for square tubes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203635725U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103639274A (en) * | 2013-12-26 | 2014-03-19 | 云南烟草机械有限责任公司 | Four-column oil-pressure square pipe punching equipment |
| CN109290430A (en) * | 2018-08-08 | 2019-02-01 | 淮北阳光管业科技有限公司 | A kind of efficient pipe fitting perforating device |
-
2013
- 2013-12-26 CN CN201320867249.3U patent/CN203635725U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103639274A (en) * | 2013-12-26 | 2014-03-19 | 云南烟草机械有限责任公司 | Four-column oil-pressure square pipe punching equipment |
| CN103639274B (en) * | 2013-12-26 | 2016-05-11 | 云南烟草机械有限责任公司 | A kind of four post oil pressure piercing on rectangular tube equipment |
| CN109290430A (en) * | 2018-08-08 | 2019-02-01 | 淮北阳光管业科技有限公司 | A kind of efficient pipe fitting perforating device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103639274B (en) | A kind of four post oil pressure piercing on rectangular tube equipment | |
| CN201493382U (en) | Multi-station automatic transforming punching die and numerical control punch | |
| CN102862183A (en) | Semi-automatic punching machine for packaging tube | |
| CN201895036U (en) | Combined stamping die | |
| CN103433355A (en) | Bucket tooth forge piece punching typewriter | |
| CN203635717U (en) | Four-column oil pressure notching equipment for square tubes | |
| CN201979022U (en) | Automatic steel bar hoop bending machine | |
| CN202667407U (en) | Protruding pole die replaced and installed quickly | |
| CN203635725U (en) | Four-column oil pressure punching equipment for square tubes | |
| CN202984563U (en) | Double-mould three-station device | |
| CN204672794U (en) | A kind of side-wall outer-plate Pneumatic punching device | |
| CN201470758U (en) | Punching and flanging machine | |
| CN202212448U (en) | Corrugated plate punching device | |
| CN102601232B (en) | Salient pole die with rapid replacement and assembly | |
| CN107116131B (en) | A kind of lug perforating press | |
| CN102873143A (en) | Radiating tube bending device | |
| CN203556713U (en) | Single-row-hole continuous punching device | |
| CN202701149U (en) | Bend die | |
| CN210648014U (en) | Novel quick location of automatic punching press shearing equipment of metal sheet is beaten device | |
| CN202893943U (en) | Sheet stamping device | |
| CN202805316U (en) | Packing tube semiautomatic punching machine | |
| CN203219144U (en) | Device for automatically assembling micro motor end cover electric brush | |
| CN203124578U (en) | Rivet cutting fixture of electromagnetic relay base plate component | |
| CN202752412U (en) | Machine for machining 8-shaped rib components | |
| CN202169314U (en) | Compressor shell machining and punching machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140611 Effective date of abandoning: 20160511 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |