CN112475007A - Hollow circular tube punching device - Google Patents
Hollow circular tube punching device Download PDFInfo
- Publication number
- CN112475007A CN112475007A CN202011136227.0A CN202011136227A CN112475007A CN 112475007 A CN112475007 A CN 112475007A CN 202011136227 A CN202011136227 A CN 202011136227A CN 112475007 A CN112475007 A CN 112475007A
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- China
- Prior art keywords
- workbench
- sides
- block
- sliding
- supporting
- Prior art date
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Classifications
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- 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
- B21D28/28—Perforating, i.e. punching holes in tubes or other hollow bodies
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- 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
- B21D43/003—Positioning devices
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- 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
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- 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
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
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- 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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
Abstract
The invention relates to a punching device, in particular to a hollow circular tube punching device. The hollow round pipe punching device capable of achieving automatic blanking and automatic punching and polishing is provided. The hollow circular tube punching device comprises supporting legs and a workbench, wherein the supporting legs are connected to four sides of the bottom of the workbench; one side of the top of the workbench is connected with the punching mechanism; one side of the punching mechanism is connected with a hydraulic cylinder; the clamping mechanism is connected between the hydraulic cylinder and the workbench; and the blanking mechanism is connected between the workbench and the clamping mechanism. Through the cooperation between mechanism, clamping mechanism and the unloading mechanism of punching a hole, can realize need not manual operation, constantly carry out the unloading and push away the material to hollow pipe to can realize the effect of automatic punching a hole, the material resources of using manpower sparingly practice thrift the cost.
Description
Technical Field
The invention relates to a punching device, in particular to a hollow circular tube punching device.
Background
In the mechanical part assembly, the problem that the connection part of the mechanical part is not firm enough is often encountered, so the hollow circular tube is often punched, the traditional processing technologies of hollow circular tube section bar punching, slotting and the like are processing by a drilling machine and a CNC (computer numerical control), manual moving punching is also used, and automatic blanking can be performed by a pneumatic actuator.
Patent application CN201820074567.7 a metal pipe punching device for hardware and furniture, including operation platform, operation platform's bottom fixedly connected with supporting leg, operation platform's top fixedly connected with fixed block, the left side fixedly connected with cut-out press of fixed block, cut-out press's outer fixed surface is connected with the bracing piece, the one end and the operation platform fixed connection of keeping away from the cut-out press of bracing piece, the punching press hole has been seted up to the surface of cut-out press and the left side that is located the bracing piece, the pipe has been cup jointed in cut-out press's surface activity, operation platform's top is located the rear fixedly connected with supporting shoe of pipe, the top fixedly connected with fixed plate of supporting shoe.
This equipment possesses and can change the punching press subassembly to automatic punching press still needs the hollow pipe of the manual conveying of people, can not realize the effect of polishing, consequently develops a hollow pipe punching device that polishes that can realize automatic unloading, automatic punching press now.
Disclosure of Invention
In order to overcome the defect that the existing punching machine cannot realize blanking and polishing, the invention has the technical problems that: the hollow round pipe punching device capable of achieving automatic blanking and automatic punching and polishing is provided.
The technical implementation scheme of the invention is as follows: a hollow circular tube punching device comprises:
the four sides of the bottom of the workbench are connected with supporting legs;
one side of the top of the workbench is connected with the punching mechanism;
one side of the punching mechanism is connected with a hydraulic cylinder;
the clamping mechanism is connected between the hydraulic cylinder and the workbench;
and the blanking mechanism is connected between the workbench and the clamping mechanism.
Optionally, the punching mechanism comprises:
the two sides of the top of the workbench are both connected with the first supporting column;
the blanking frame is connected between the first supporting columns and used for blanking and is connected with the hydraulic cylinder;
the bottom of the hydraulic cylinder is connected with a first pressing block for punching;
the four sides of the middle of the top of the workbench are connected with second supporting columns;
the first supporting block is connected between the first supporting columns and the second supporting columns.
Optionally, the clamping mechanism comprises:
the lower part of the hydraulic cylinder is connected with a first connecting block;
the four sides of the first connecting block are connected with first wedge blocks, round holes are formed in the four sides of the workbench, and the first wedge blocks are connected with the round holes on the same side in a sliding mode;
the four sides of the top of the workbench, which are close to the second supporting column, are provided with the first sliding rails, and the second supporting column is positioned in the middle of the first sliding rails;
the first sliding blocks are connected to the first sliding rails in a sliding manner;
the first springs are connected between the inner side of the first sliding block and the inner side of the first sliding rail on the same side, and are sleeved on the outer side of the first sliding rail;
the outer sides of the first sliding blocks are connected with second wedge blocks;
the fixture that is used for fixed hollow pipe all is connected with in anchor clamps, first slider inboard.
Optionally, unloading mechanism includes:
the two sides of the upper part of the first connecting block are both connected with third wedge blocks;
the two sides of the top of the right side of the workbench are both connected with a second sliding block in a sliding manner;
the tops of the second sliding blocks are connected with second connecting blocks;
the inner sides of the left parts of the second connecting blocks are both connected with a fourth wedge-shaped block, and the fourth wedge-shaped block is in extrusion fit with a third wedge-shaped block on the same side;
a second pressing block is connected between one sides of the second connecting blocks, which are close to the blanking frame;
the fourth supporting columns are connected to the four sides, close to the blanking frame, of the top of the workbench;
the second supporting block is connected between the third supporting columns and positioned on one side of the first supporting block, and the second supporting block is connected with the second pressing block in a sliding manner;
the top of the workbench, which is close to the two sides of the first supporting column, is connected with a third connecting block;
and the second springs are connected between the third connecting block and the second sliding blocks on the same side.
Optionally, still including dull polish mechanism, dull polish mechanism is including:
the two sides of the top of the left side of the workbench are both connected with a fourth supporting column;
the rotating shaft is rotatably connected between the fourth supporting columns;
the middle part of the rotating shaft is connected with a grinding wheel for grinding;
the front part of the rotating shaft is connected with a straight gear;
and the first wedge-shaped block close to one side of the straight gear is connected with a rack which is meshed with the straight gear.
Optionally, the method further includes:
collect the frame, workstation top one side is connected with collects the frame.
The invention has the following advantages: 1. through the cooperation between mechanism, clamping mechanism and the unloading mechanism of punching a hole, can realize need not manual operation, constantly carry out the unloading and push away the material to hollow pipe to can realize the effect of automatic punching a hole, the material resources of using manpower sparingly practice thrift the cost.
2. Through the cooperation of dull polish mechanism and collection frame, can realize when punching a hole hollow pipe, polish hollow pipe, with its propelling movement to collection frame in afterwards, the people of being convenient for collect.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the punching mechanism of the present invention.
Fig. 3 is a schematic perspective view of the clamping mechanism of the present invention.
Fig. 4 is a schematic perspective view of the blanking mechanism of the present invention.
Fig. 5 is a schematic perspective view of a sanding mechanism according to the present invention.
In the above drawings: 1: supporting legs, 2: workbench, 3: hydraulic cylinder, 4: punching mechanism, 41: first support column, 42: blanking frame, 43: first compact, 44: first carrier block, 45: second support column, 5: clamping mechanism, 51: first connection block, 52: first wedge block, 53: first slide rail, 54: first slider, 55: first spring, 56: second wedge block, 57: a clamp, 6: unloading mechanism, 61: third wedge, 62: fourth wedge block, 63: second connecting block, 64: second slider, 65: second spring, 66: third connecting block, 67: second briquette, 68: second pallet, 69: third support column, 7: sanding mechanism, 71: rack, 72: spur gear, 73: fourth support column, 74: rotating shaft, 75: grinding wheel, 8: and (5) collecting the frame.
Detailed Description
Reference herein to an embodiment means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Example 1
The utility model provides a hollow pipe punching device, as shown in figure 1, including supporting legs 1, workstation 2, pneumatic cylinder 3, the mechanism 4 that punches a hole, clamping mechanism 5 and unloading mechanism 6, four sides all are connected with supporting legs 1 around workstation 2 bottom, and 2 tops of workstation right side are connected with the mechanism 4 that punches a hole, and 4 left sides of the mechanism that punches a hole are connected with pneumatic cylinder 3, are connected with clamping mechanism 5 between pneumatic cylinder 3 and the workstation 2, are connected with unloading mechanism 6 between workstation 2 and the clamping mechanism 5.
When people need punch a hole with hollow pipe, place hollow pipe earlier in mechanism 4 of punching a hole, hollow pipe falls in unloading mechanism 6, control pneumatic cylinder 3 extension afterwards for unloading mechanism 6 carries out the unloading, and pneumatic cylinder 3 drives mechanism 4 of punching a hole and punches a hole to hollow pipe, drives clamping mechanism 5 simultaneously and presss from both sides tightly hollow pipe, and the completion back, control pneumatic cylinder 3 shortens, makes behind mechanism 4 and the clamping mechanism 5 of punching a hole, closes pneumatic cylinder 3, it can to take out hollow pipe.
Example 2
On the basis of embodiment 1, as shown in fig. 2 to 3, the punching mechanism 4 includes a first support column 41, a blanking frame 42, a first pressing block 43, a first support block 44 and a second support column 45, the front and rear sides of the right side of the top of the workbench 2 are connected with the two first support columns 41, the blanking frame 42 is connected between the first support columns 41, the bottom of the left side of the blanking frame 42 is connected with the hydraulic cylinder 3, the bottom of the hydraulic cylinder 3 is connected with the first pressing block 43, the four sides of the middle of the top of the workbench 2 are connected with the second support column 45, and the first support block 44 is connected between the second support columns 45.
When people need punch a hole with hollow pipe, place hollow pipe at unloading frame 42 earlier, hollow pipe falls in unloading mechanism 6, with hollow pipe propelling movement to first tray 44 on, when pneumatic cylinder 3 extended for first briquetting 43 downstream punches a hole to hollow pipe, when pneumatic cylinder 3 shortened, made first briquetting 43 rebound reset.
The clamping mechanism 5 comprises a first connecting block 51, a first wedge block 52 and a first slide rail 53, the hydraulic press comprises a first sliding block 54, a first spring 55, a second wedge-shaped block 56 and a clamp 57, wherein the lower part of the hydraulic cylinder 3 is connected with the first connecting block 51, the front, back, left and right sides of the lower part of the first connecting block 51 are connected with the first wedge-shaped block 52, the front, back, left and right sides of the workbench 2 are provided with round holes, the first wedge-shaped block 52 is connected with the round holes on the same side in a sliding manner, the front, back, left and right sides of the middle of the top of the workbench 2 are provided with first sliding rails 53, a second supporting column 45 is positioned in the middle of the first sliding rails 53, the first sliding rails 53 are connected with the first sliding block 54 in a sliding manner, the inner side of the first sliding block 54 and the inner side of the first sliding rails 53 on the same side are connected with the first spring 55, the first spring 55 is sleeved on.
When the hydraulic cylinder 3 extends to drive the first connecting block 51 and the first wedge-shaped block 52 to move downwards, when the first wedge-shaped block 52 moves downwards to extrude the second wedge-shaped block 56, the first sliding block 54 and the clamp 57 are driven to move inwards, so that the clamp 57 moves inwards to clamp the hollow circular tube, the first spring 55 is compressed, when the hydraulic cylinder 3 shortens to drive the first connecting block 51 and the first wedge-shaped block 52 to move upwards, and when the first wedge-shaped block 52 moves upwards and separates from the second wedge-shaped block 56, under the action of the first spring 55, the first sliding block 54 and the clamp 57 are driven to move outwards to reset.
Example 3
On the basis of embodiment 2, as shown in fig. 4-5, the blanking mechanism 6 includes a third wedge 61, a fourth wedge 62, a second connecting block 63, a second sliding block 64, a second spring 65, a third connecting block 66, a second pressing block 67, a second supporting block 68 and a third supporting column 69, the third wedge 61 is connected to the front and rear sides of the upper portion of the first connecting block 51, the second sliding block 64 is connected to the front and rear sides of the top portion of the right side of the workbench 2 in a sliding manner, the second connecting block 63 is connected to the top portion of the second sliding block 64, the fourth wedge 62 is connected to the inner side of the left portion of the second connecting block 63, the fourth wedge 62 is in press fit with the third wedge 61 on the same side, the second pressing block 67 is connected between the right portions of the second connecting blocks 63, the third supporting column 69 is connected to the four sides of the middle of the right side of the top portion of the workbench 2, the second supporting block 68 is connected to the third supporting column 69, the second supporting block 68, the second supporting block 68 is connected with the second pressing block 67 in a sliding mode, the front side and the rear side of the top of the right side of the workbench 2 are both connected with third connecting blocks 66, and second springs 65 are connected between the left sides of the third connecting blocks 66 and the second sliding blocks 64 on the same side.
When the first connecting block 51 moves downwards to drive the third wedge-shaped block 61 to move downwards, under the action of the second spring 65, the second sliding block 64, the second connecting block 63, the fourth wedge-shaped block 62 and the second pressing block 67 are driven to move rightwards, so that the lowermost hollow circular tube moves downwards and falls into the second supporting block 68, when the first connecting block 51 moves upwards to drive the third wedge-shaped block 61 to move upwards, the second sliding block 64, the second connecting block 63, the fourth wedge-shaped block 62 and the second pressing block 67 move leftwards, the second pressing block 67 drives the hollow circular tube to move leftwards to the first supporting block 44, and the second spring 65 is stretched, so that material pushing can be performed.
Still including dull polish mechanism 7, dull polish mechanism 7 is including rack 71, straight-teeth gear 72, fourth support column 73, pivot 74 and emery wheel 75, both sides all are connected with fourth support column 73 around the top of workstation 2 left side, the rotary type is connected with pivot 74 between fourth support column 73 upper portion, pivot 74 middle part is connected with emery wheel 75, pivot 74 front portion is connected with straight-teeth gear 72, the first wedge 52 left side of left front side is connected with rack 71, rack 71 and straight-teeth gear 72 mesh.
When the first wedge block 52 moves up and down, the straight gear 72, the rotating shaft 74 and the grinding wheel 75 are driven to rotate continuously, so that the grinding wheel 75 polishes the hollow circular tube, and the hollow circular tube can be taken out after being polished.
Still including collecting frame 8, the middle connection of workstation 2 top left side has collection frame 8.
After the hollow round tube is punched, the hollow round tube is pushed into the collecting frame 8, so that people can collect the hollow round tube conveniently.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
1. The utility model provides a hollow pipe punching device which characterized in that, including:
the four sides of the bottom of the workbench (2) are connected with the supporting legs (1);
the punching mechanism (4) is connected with one side of the top of the workbench (2);
one side of the punching mechanism (4) is connected with the hydraulic cylinder (3);
the clamping mechanism (5) is connected between the hydraulic cylinder (3) and the workbench (2);
the blanking mechanism (6) is connected between the workbench (2) and the clamping mechanism (5).
2. A hollow round tube punching device according to claim 1, characterized in that the punching mechanism (4) comprises:
the two sides of the top of the workbench (2) are connected with the first supporting columns (41);
the blanking frame (42) is connected between the first supporting columns (41) and used for blanking, and the blanking frame (42) is connected with the hydraulic cylinder (3);
the bottom of the hydraulic cylinder (3) is connected with a first pressing block (43) for punching;
the four sides of the middle of the top of the workbench (2) are connected with the second supporting columns (45);
the first supporting block (44) is connected between the first supporting block (44) and the second supporting column (45).
3. A hollow round tube punching device according to claim 2, characterized in that the clamping mechanism (5) comprises:
the lower part of the hydraulic cylinder (3) is connected with a first connecting block (51);
the four sides of the first connecting block (51) are connected with the first wedge blocks (52), the four sides of the workbench (2) are provided with round holes, and the first wedge blocks (52) are connected with the round holes on the same side in a sliding manner;
the four sides of the top of the workbench (2) close to the second supporting column (45) are provided with the first sliding rails (53), and the second supporting column (45) is positioned in the middle of the first sliding rails (53);
the first sliding blocks (54) are connected to the first sliding rails (53) in a sliding mode;
the first springs (55) are connected between the inner sides of the first sliding blocks (54) and the inner sides of the first sliding rails (53) on the same side, and the first springs (55) are sleeved on the outer sides of the first sliding rails (53);
the outer sides of the first sliding blocks (54) are connected with second wedge blocks (56);
the inner sides of the clamps (57) and the first sliding blocks (54) are connected with the clamps (57) used for fixing the hollow round tubes.
4. A hollow round tube punching device according to claim 3, characterized in that the blanking mechanism (6) comprises:
the two sides of the upper part of the first connecting block (51) are connected with the third wedge blocks (61);
the two sides of the top of the right side of the workbench (2) are both connected with a second sliding block (64) in a sliding way;
the tops of the second sliding blocks (64) are connected with the second connecting blocks (63);
the inner sides of the left parts of the fourth wedge blocks (62) and the second connecting blocks (63) are connected with the fourth wedge blocks (62), and the fourth wedge blocks (62) are in extrusion fit with the third wedge blocks (61) on the same side;
a second pressing block (67) is connected between one sides, close to the blanking frame (42), of the second connecting blocks (63);
the four sides of the top of the workbench (2), which are close to the blanking frame (42), are all connected with third supporting columns (69);
the second supporting block (68) is connected between the third supporting columns (69), the second supporting block (68) is positioned on one side of the first supporting block (44), and the second supporting block (68) is connected with the second pressing block (67) in a sliding manner;
the top of the workbench (2) close to the two sides of the first supporting column (41) is connected with the third connecting block (66);
and a second spring (65) is connected between the third connecting block (66) and the second sliding block (64) on the same side.
5. A hollow round tube punching device according to claim 4, characterized in that it further comprises a sanding mechanism (7), the sanding mechanism (7) comprising:
the two sides of the top of the left side of the workbench (2) are connected with the fourth supporting columns (73);
the rotating shaft (74) is rotatably connected between the fourth supporting columns (73);
the middle part of the rotating shaft (74) is connected with a grinding wheel (75) for grinding;
the front part of the rotating shaft (74) is connected with the straight gear (72);
the rack (71) is connected to the first wedge block (52) close to one side of the straight gear (72), and the rack (71) is meshed with the straight gear (72).
6. The apparatus of claim 5, further comprising:
a collecting frame (8), and one side of the top of the workbench (2) is connected with the collecting frame (8).
7. A hollow round tube punching device according to claim 5, characterized in that the outer wall of the grinding wheel (75) is connected with a frosted surface.
8. A hollow round tube punching device according to claim 3, characterized in that the inner wall of the clamp (57) is uniformly provided with beads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011136227.0A CN112475007B (en) | 2020-10-22 | 2020-10-22 | Hollow circular tube punching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011136227.0A CN112475007B (en) | 2020-10-22 | 2020-10-22 | Hollow circular tube punching device |
Publications (2)
| Publication Number | Publication Date |
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| CN112475007A true CN112475007A (en) | 2021-03-12 |
| CN112475007B CN112475007B (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011136227.0A Active CN112475007B (en) | 2020-10-22 | 2020-10-22 | Hollow circular tube punching device |
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| CN (1) | CN112475007B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113083995A (en) * | 2021-03-23 | 2021-07-09 | 黎婉萍 | Elliptical tube punching equipment for manufacturing high-end equipment |
| CN113145693A (en) * | 2021-04-16 | 2021-07-23 | 杨燕婷 | Automatic radius device of buckling of sheetmetal |
| CN113208403A (en) * | 2021-05-11 | 2021-08-06 | 成斐 | Instant noodle brewing machine for journey |
| CN113333568A (en) * | 2021-06-02 | 2021-09-03 | 万鑫浩 | Stamping equipment for stainless steel floor drain of toilet |
| CN113510183A (en) * | 2021-08-25 | 2021-10-19 | 天津市康浩鑫隆科技有限公司 | Be applied to industrial robot of pipe punching press |
| CN114312045A (en) * | 2021-12-09 | 2022-04-12 | 朱方友 | Auxiliary clamping equipment convenient for laser printing |
| CN115042059A (en) * | 2022-06-21 | 2022-09-13 | 江西樟树市福铃内燃机配件有限公司 | Braking brake shoe surface equipment of polishing |
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| GB187042A (en) * | 1921-07-21 | 1922-10-19 | Peter Nuttall | An improved method of and means for compensating for wear in driving chains |
| DE102006036654A1 (en) * | 2006-08-03 | 2008-02-07 | Harald Weigelt | Wedge drive with forced return device |
| CN208728463U (en) * | 2018-06-02 | 2019-04-12 | 天津博世川页科技有限公司 | A kind of automobile guide rail molding bending die |
| CN110653392A (en) * | 2019-10-25 | 2020-01-07 | 盐城哈力动力传动及智能装备产业研究院有限公司 | Anti-skewing and aperture-adjustable punching device and punching method for gear machining |
| CN210648320U (en) * | 2019-08-08 | 2020-06-02 | 鄂尔多斯市神东天隆矿山机械有限责任公司 | Mold positioning and clamping device for forging and pressing square drill tail |
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| GB187042A (en) * | 1921-07-21 | 1922-10-19 | Peter Nuttall | An improved method of and means for compensating for wear in driving chains |
| DE102006036654A1 (en) * | 2006-08-03 | 2008-02-07 | Harald Weigelt | Wedge drive with forced return device |
| CN208728463U (en) * | 2018-06-02 | 2019-04-12 | 天津博世川页科技有限公司 | A kind of automobile guide rail molding bending die |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113083995A (en) * | 2021-03-23 | 2021-07-09 | 黎婉萍 | Elliptical tube punching equipment for manufacturing high-end equipment |
| CN113083995B (en) * | 2021-03-23 | 2023-08-18 | 青岛汇金通电力设备股份有限公司 | Oval pipe punching equipment for manufacturing high-end equipment |
| CN113145693A (en) * | 2021-04-16 | 2021-07-23 | 杨燕婷 | Automatic radius device of buckling of sheetmetal |
| CN113208403A (en) * | 2021-05-11 | 2021-08-06 | 成斐 | Instant noodle brewing machine for journey |
| CN113333568A (en) * | 2021-06-02 | 2021-09-03 | 万鑫浩 | Stamping equipment for stainless steel floor drain of toilet |
| CN113333568B (en) * | 2021-06-02 | 2023-09-29 | 浙江海龙卫浴科技有限公司 | Be used for bathroom stainless steel floor drain stamping equipment |
| CN113510183A (en) * | 2021-08-25 | 2021-10-19 | 天津市康浩鑫隆科技有限公司 | Be applied to industrial robot of pipe punching press |
| CN114312045A (en) * | 2021-12-09 | 2022-04-12 | 朱方友 | Auxiliary clamping equipment convenient for laser printing |
| CN114312045B (en) * | 2021-12-09 | 2024-03-29 | 朱方友 | Auxiliary clamping equipment convenient for laser printing |
| CN115042059A (en) * | 2022-06-21 | 2022-09-13 | 江西樟树市福铃内燃机配件有限公司 | Braking brake shoe surface equipment of polishing |
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| CN112475007B (en) | 2022-08-30 |
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Effective date of registration: 20230802 Address after: 528200 Dongchuan Gang, Shishan Muyuan, Nanhai District, Foshan City, Guangdong Province Patentee after: Yonghui Stainless Steel Rolling Co.,Ltd. Nanhai District Foshan City Address before: 510665 Room 302, building C, 727 Guangshan 1st Road, Tianhe District, Guangzhou City, Guangdong Province Patentee before: Wang Detao |
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