CN108032639B - Automatic character punching device for thermal element of molded case circuit breaker and operation method thereof - Google Patents
Automatic character punching device for thermal element of molded case circuit breaker and operation method thereof Download PDFInfo
- Publication number
- CN108032639B CN108032639B CN201711156524.XA CN201711156524A CN108032639B CN 108032639 B CN108032639 B CN 108032639B CN 201711156524 A CN201711156524 A CN 201711156524A CN 108032639 B CN108032639 B CN 108032639B
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- 238000004080 punching Methods 0.000 title claims abstract description 60
- 238000000034 method Methods 0.000 title abstract description 12
- 238000003466 welding Methods 0.000 claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052802 copper Inorganic materials 0.000 claims abstract description 5
- 239000010949 copper Substances 0.000 claims abstract description 5
- 238000007599 discharging Methods 0.000 claims abstract description 4
- 230000004907 flux Effects 0.000 claims abstract description 4
- 238000005476 soldering Methods 0.000 claims abstract description 4
- 238000007667 floating Methods 0.000 claims description 20
- 230000006835 compression Effects 0.000 claims description 19
- 238000007906 compression Methods 0.000 claims description 19
- 230000009471 action Effects 0.000 claims description 9
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000011017 operating method Methods 0.000 claims 1
- 230000007246 mechanism Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41K—STAMPS; STAMPING OR NUMBERING APPARATUS OR DEVICES
- B41K3/00—Apparatus for stamping articles having integral means for supporting the articles to be stamped
- B41K3/02—Apparatus for stamping articles having integral means for supporting the articles to be stamped with stamping surface located above article-supporting surface
- B41K3/04—Apparatus for stamping articles having integral means for supporting the articles to be stamped with stamping surface located above article-supporting surface and movable at right angles to the surface to be stamped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41K—STAMPS; STAMPING OR NUMBERING APPARATUS OR DEVICES
- B41K3/00—Apparatus for stamping articles having integral means for supporting the articles to be stamped
- B41K3/36—Apparatus for stamping articles having integral means for supporting the articles to be stamped with means for deforming or punching the copy matter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41K—STAMPS; STAMPING OR NUMBERING APPARATUS OR DEVICES
- B41K3/00—Apparatus for stamping articles having integral means for supporting the articles to be stamped
- B41K3/62—Details or accessories
Landscapes
- Press Drives And Press Lines (AREA)
Abstract
The invention relates to an automatic punching device for a through-hole, in particular to an automatic punching device for a thermal element of a molded case circuit breaker and an operation method thereof. The automatic character punching device comprises a rotary table, wherein a divider is arranged at the bottom of the rotary table, the divider is driven by a motor, a copper support feeding station, a soldering flux station, a thermal element feeding station, a resistance welding station, a character punching station and a discharging station which are distributed at intervals are sequentially arranged on the rotary table, and a character punching system matched with the character punching station is arranged at the outer side of the character punching station. The automatic stamping device for the thermal element of the molded case circuit breaker and the operation method thereof have compact structure, improve the service performance and reduce the labor intensity of workers.
Description
Technical Field
The invention relates to an automatic punching device for a through-hole, in particular to an automatic punching device for a thermal element of a molded case circuit breaker and an operation method thereof.
Background
With the progress of technology and rising of manpower manufacturing cost, more and more enterprises are enthusiast for automatic manufacturing, and robots are used for replacing people, so that the character punching device for the thermal element of the molded case circuit breaker is an example. Fig. 1 shows a thermal element assembly formed by resistance welding a thermal element and a copper bracket, wherein the typewriting part is a character punching part for distinguishing the thermal elements with different rated currents. The traditional method adopts artificial resistance welding, and then manually punches characters on a small punch, so that the efficiency is low, the quality is difficult to ensure, and the phenomena of insufficient welding firmness, overheating and collapsing of components, fuzzy character punching and deviation of character punching positions in the welding process occur.
Chinese patent 201220686361.2 discloses a bevel connection pipe alignment towards word device, its characterized in that: the device comprises a bevel edge guiding alignment block, a clamping rotating frame, a rotating frame front-back propelling mechanism, a character punching module, a module up-down propelling mechanism and a control device; the surface of the bevel edge guiding alignment block, which is contacted with the end head of the bevel pipe, is an inclined surface corresponding to the inclined surface of the bevel pipe, and the alignment block is provided with a supporting rod for clamping the bevel pipe on the inclined surface; the clamping rotating frame comprises an inner clamping rod, an outer rotating rod, a spring, a strip-shaped rack and a rack horizontal pushing cylinder; the inner clamping rod is arranged in the outer rotating rod and is connected with the outer rotating rod through a spring, gear teeth are arranged on the outer end head of the outer rotating rod, the gear teeth are meshed with a strip-shaped rack, and the rack is connected with a rack horizontal propelling cylinder; the front and rear pushing mechanism of the rotating frame is arranged behind the clamping rotating frame and is connected with the clamping rotating frame; the character punching module is arranged right above the support rod of the bevel edge guide alignment block and is connected with the module up-down propelling mechanism, and the control device is respectively connected with the rack horizontal propelling cylinder, the rotating frame front-back propelling mechanism and the module up-down propelling mechanism. The structure is relatively complex, the character is punched on the bevel pipe, the adaptability is weak, and meanwhile, the character punching effect is not ideal due to different depths of the character in the character punching process.
Disclosure of Invention
The invention mainly solves the defects existing in the prior art, and provides an automatic stamping device for a thermal element of a molded case circuit breaker and an operation method thereof, which are compact in structure, and are used for improving the product quality, accelerating the manufacturing speed of components and reducing the production cost.
The technical problems of the invention are mainly solved by the following technical proposal:
the automatic word punching device for the thermal element of the plastic-case circuit breaker comprises a rotary table, wherein a divider is arranged at the bottom of the rotary table, the divider is driven by a motor and comprises a copper bracket feeding station, a soldering flux station, a thermal element feeding station, a resistance welding station, a word punching station and a discharging station which are distributed at intervals in sequence, and a word punching system matched with the word punching station is arranged at the outer side of the word punching station;
the character punching system comprises an upper cylinder assembly and a lower cylinder assembly, wherein the upper cylinder assembly comprises an upper cylinder arranged above a character punching station, and the upper cylinder and the character punching station are in movable compression joint; the lower cylinder assembly comprises a punch, a lock catch and a lower cylinder, wherein the lock catch is arranged on the upper portion of the lower cylinder, the punch is arranged below the stamping position, the punch and the upper cylinder are in up-down matching distribution, the lower cylinder drives the lock catch to move upwards, and the lock catch drives the punch to perform contact operation with the stamping station.
Preferably, the divider is arranged on the bottom plate, the motor is arranged at the bottom of the bottom plate, and the upper cylinder is fixed with the bottom plate through the support.
Preferably, the punch is arranged in the cross beam, the upper part of the punch extends upwards to form the cross beam, the punch and the cross beam are in elastic connection through punch springs, two sides of the upper end of the lock catch are provided with half shafts which are in displacement locking with the lock catch, the lower cylinder is provided with a connecting rod, the upper part of the connecting rod is provided with a floating joint, the floating joint is fixedly connected with the lock catch through an ejector rod, and the bottom of the lock catch is provided with a compression spring sleeved with the ejector rod.
Preferably, a cover plate is arranged at the upper part of the floating joint, and the bottom of the compression spring is elastically connected with the cover plate.
Preferably, the half shaft is controlled to rotate through the cantilever, the middle end of the cantilever is elastically connected through the tension spring, and the outer end of the cantilever is provided with a middle cylinder for driving the cantilever to rotate.
The operation method of the automatic character punching device for the thermal element of the molded case circuit breaker comprises the following steps:
when the workpiece is subjected to resistance welding at a resistance welding station, the turntable is driven to rotate along with the motor on the divider to rotate to a character punching station, under the control of the PLC, after the sensor senses that the workpiece is in place, the upper cylinder is started, the piston of the upper cylinder moves downwards, the top of the upper cylinder is pressed on the workpiece, and the cylinder diameter of the upper cylinder is larger so as to prop against the workpiece, so that the workpiece is prevented from yielding during character punching;
starting the lower cylinder, wherein the upper piston moves upwards to push the connecting rod and the floating joint to move upwards, and when the lock catch arc surface contacts with the arc surfaces of the two half shafts, the compression spring is compressed to store energy; starting the left middle cylinder and the right middle cylinder to respectively drive the cantilevers on the left middle cylinder and the right middle cylinder, wherein the cantilevers and the half shafts are fixed through cylindrical pins, the left half shafts rotate clockwise, the right half shafts rotate anticlockwise, gaps of the two half shafts face the lock catches, and the lock catches are unlocked and move upwards rapidly under the action of the compression springs because the gap surface distance of the two half shafts is larger than the outer diameter of the lock catches, so that the punch heads at the upper ends are pushed to move upwards, and the punch heads punch words on a workpiece;
after the punching is finished, the piston rod of the lower cylinder retreats to pull the lock catch to move downwards to an initial position, the piston rod of the middle cylinder retreats, the left half shaft and the right half shaft are reset under the action of the extension spring, the circular arc of the left half shaft and the right half shaft faces the circular arc surface of the lock catch, and the preparation is made for the energy storage of the next compression spring; the piston rod of the upper cylinder retreats, and the punch moves downwards to reset under the action of the reset spring at the lower part of the upper cylinder;
finally, the divider drives the turntable 7 to rotate the punched workpiece to the unloading station, and the manipulator clamps the workpiece to unload the workpiece.
The character punching device is a V character punching station, and adopts a bottom-up character punching mode to unify workpiece positioning references during welding and character punching. The character punching device has the following structure: the bottom plate is a base body of the clamp and is a working table surface of a special machine, the clamp parts are directly or indirectly arranged on the base plate, the support is fastened on the base plate through an inner hexagon screw, the upper cylinder is fixed on the support, the punch is right opposite to the lower part of the typewriting part of the workpiece, the punch is in clearance fit with square holes on the cross beam, the lower part of the punch is provided with a reset spring for enabling the punch to move downwards, the upper part of the punch is provided with an elastic pin for limiting axially, and the cross beam is fixed on the bottom plate through double struts; the lower surface of the punch is provided with a lock catch, the upper end of the punch is provided with two arc surfaces which are bilaterally symmetrical and are respectively matched with the outer circles of the two half shafts, the half shafts are provided with notches, the axial positions of the notches correspond to the lock catch positions, one shaft end of each of the two half shafts is provided with a cantilever, and the half shafts and the corresponding cantilever are fixed together through cylindrical pins; the lower parts of the left cantilever and the right cantilever are respectively provided with a middle cylinder, and an extension spring is arranged between the cantilever and the half-shaft supporting plate, so that the two cantilevers can keep a horizontal position in a natural state; the lock catch is connected with the ejector rod through threads, the ejector rod is in clearance fit with the floating joint, and the cover plate is fixed with the floating joint through a screw, so that the ejector rod can be prevented from falling out of the floating joint; a compression spring is arranged between the lock catch and the floating joint and sleeved on the outer circle of the ejector rod, and the upper end of the connecting rod is in threaded connection with the floating joint and the lower end of the connecting rod is in threaded connection with the lower cylinder; the lower cylinder is arranged on the lower end surface of the bottom plate and is fastened by an inner hexagon screw.
Beneficial improvement points are as follows: 1. in order to prevent the floating joint from being unstable when the lower cylinder piston goes up, two side supporting plates of the half shaft can be adopted to guide the floating joint, so that the floating joint is prevented from tilting; 2. the two middle cylinders are controlled by the same electromagnetic valve and move synchronously as far as possible; 3. the quality of the punch is properly increased, so that the punched character is clearer and the quality is more stable.
The hot element stamping device of the molded case circuit breaker provided by the invention has the advantages that under the control of the PLC, each cylinder acts sequentially, the operation is smooth, the stamping speed is high, and the numbers on each workpiece after stamping are clear and uniform, so that the hot element stamping device completely meets the requirements of drawing, is popular with workshop staff, and meanwhile, one special welding and stamping machine can resist the workload of two staff, saves large cost for a company and makes great contribution to robot replacement of the company.
The invention provides an automatic character punching device for a thermal element of a molded case circuit breaker and an operation method thereof, which have compact structures, improve the usability and reduce the labor intensity of workers.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of C-C in FIG. 1;
FIG. 3 is a schematic view of the cross-sectional structure of D-D in FIG. 2;
FIG. 4 is a schematic view of the cross-sectional structure of E-E in FIG. 2.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
Example 1: as shown in fig. 1, 2, 3 and 4, an automatic character punching device for thermal elements of a molded case circuit breaker comprises a rotary table 1, wherein a divider 2 is arranged at the bottom of the rotary table 1, the divider 2 is driven by a motor 3, the automatic character punching device comprises a copper bracket feeding station 4, a soldering flux station 5, a thermal element feeding station 6, a resistance welding station 7, a character punching station 8 and a discharging station 9 which are distributed at intervals on the rotary table 1 in sequence, and a character punching system 10 which is connected with the character punching station 8 in a matched mode is arranged at the outer side of the character punching station 8;
the character punching system 10 comprises an upper cylinder assembly and a lower cylinder assembly, wherein the upper cylinder assembly comprises an upper cylinder 11 arranged above a character punching station 8, and the upper cylinder 11 is movably connected with the character punching station 8 in a compression joint manner; the lower cylinder assembly comprises a punch 12, a lock catch 13 and a lower cylinder 14, wherein the lock catch 13 is arranged on the upper portion of the lower cylinder 14, the punch 12 is arranged below the stamping station 8, the punch 12 and the upper cylinder 11 are in up-down matching distribution, the lower cylinder 14 drives the lock catch 13 to move upwards, and the lock catch 13 drives the punch 12 to perform contact operation with the stamping station 8.
The divider 2 is arranged on the bottom plate 27, the motor 3 is arranged at the bottom of the bottom plate 27, and the upper cylinder 11 is fixed with the bottom plate 27 through the support 15.
The punch 12 is arranged in the cross beam 16, the upper part of the punch 12 extends upwards to form the cross beam 16, the punch 12 and the cross beam 16 are in elastic connection through a punch spring 17, two sides of the upper end of the lock catch 13 are provided with half shafts 18 which are in displacement locking with the lock catch 13, a connecting rod 19 is arranged in the lower cylinder 14, the upper part of the connecting rod 19 is provided with a floating joint 20, the floating joint 20 and the lock catch 13 are fixedly connected through a push rod 21, and the bottom of the lock catch 13 is provided with a compression spring 22 sleeved with the push rod 21.
The upper part of the floating joint 20 is provided with a cover plate 23, and the bottom of the compression spring 22 is elastically connected with the cover plate 23.
The half shaft 18 is controlled to rotate through a cantilever 24, the middle end of the cantilever 24 is elastically connected through a tension spring 25, and the outer end of the cantilever 24 is provided with a middle cylinder 26 for driving the cantilever 24 to rotate.
The operation method of the automatic character punching device for the thermal element of the molded case circuit breaker comprises the following steps:
when the workpiece is subjected to resistance welding at a resistance welding station, the turntable is driven to rotate along with the motor on the divider to rotate to a character punching station, under the control of the PLC, after the sensor senses that the workpiece is in place, the upper cylinder is started, the piston of the upper cylinder moves downwards, the top of the upper cylinder is pressed on the workpiece, and the cylinder diameter of the upper cylinder is larger so as to prop against the workpiece, so that the workpiece is prevented from yielding during character punching;
starting the lower cylinder, wherein the upper piston moves upwards to push the connecting rod and the floating joint to move upwards, and when the lock catch arc surface contacts with the arc surfaces of the two half shafts, the compression spring is compressed to store energy; starting the left middle cylinder and the right middle cylinder to respectively drive the cantilevers on the left middle cylinder and the right middle cylinder, wherein the cantilevers and the half shafts are fixed through cylindrical pins, the left half shafts rotate clockwise, the right half shafts rotate anticlockwise, gaps of the two half shafts face the lock catches, and the lock catches are unlocked and move upwards rapidly under the action of the compression springs because the gap surface distance of the two half shafts is larger than the outer diameter of the lock catches, so that the punch heads at the upper ends are pushed to move upwards, and the punch heads punch words on a workpiece;
after the punching is finished, the piston rod of the lower cylinder retreats to pull the lock catch to move downwards to an initial position, the piston rod of the middle cylinder retreats, the left half shaft and the right half shaft are reset under the action of the extension spring, the circular arc of the left half shaft and the right half shaft faces the circular arc surface of the lock catch, and the preparation is made for the energy storage of the next compression spring; the piston rod of the upper cylinder retreats, and the punch moves downwards to reset under the action of the reset spring at the lower part of the upper cylinder;
finally, the divider drives the turntable 7 to rotate the punched workpiece to the unloading station, and the manipulator clamps the workpiece to unload the workpiece.
Claims (3)
1. The utility model provides a mould automatic word device that dashes of shell circuit breaker hot element, includes carousel (1), the bottom of carousel (1) be equipped with decollator (2), decollator (2) pass through motor (3) drive, its characterized in that: the automatic feeding device comprises a turntable (1), wherein copper bracket feeding stations (4), soldering flux stations (5), a thermal element feeding station (6), a resistance welding station (7), a character punching station (8) and a discharging station (9) which are distributed at intervals are sequentially arranged on the turntable (1), and a character punching system (10) which is connected with the character punching station (8) in a matched mode is arranged on the outer side of the character punching station (8);
the character punching system (10) comprises an upper cylinder assembly and a lower cylinder assembly, wherein the upper cylinder assembly comprises an upper cylinder (11) arranged above a character punching station (8), and the upper cylinder (11) is movably connected with the character punching station (8) in a compression joint mode; the lower cylinder assembly comprises a punch (12), a lock catch (13) and a lower cylinder (14), wherein the lock catch (13) is arranged at the upper part of the lower cylinder (14), the punch (12) is arranged below the stamping station (8), the punch (12) and the upper cylinder (11) are in up-down matching distribution, the lower cylinder (14) drives the lock catch (13) to move upwards, and the lock catch (13) drives the punch (12) to perform contact operation with the stamping station (8);
the punch (12) is arranged in the cross beam (16), the upper part of the punch (12) extends upwards to form the cross beam (16), the punch (12) and the cross beam (16) are in elastic connection through a punch spring (17), two sides of the upper end of the lock catch (13) are provided with half shafts (18) which are in displacement locking with the lock catch (13), the lower cylinder (14) is internally provided with a connecting rod (19), the upper part of the connecting rod (19) is provided with a floating joint (20), the floating joint (20) is fixedly connected with the lock catch (13) through a push rod (21), and the bottom of the lock catch (13) is provided with a compression spring (22) sleeved with the push rod (21);
the upper part of the floating joint (20) is provided with a cover plate (23), and the bottom of the compression spring (22) is elastically connected with the cover plate (23);
the semi-axle (18) rotates under the control of the cantilever (24), the middle end of the cantilever (24) is elastically connected through the extension spring (25), and the outer end of the cantilever (24) is provided with a middle cylinder (26) for driving the cantilever (24) to rotate.
2. The automatic stamping device for thermal elements of molded case circuit breakers according to claim 1, wherein: the divider (2) is arranged on the bottom plate (27), the motor (3) is arranged at the bottom of the bottom plate (27), and the upper cylinder (11) is fixed with the bottom plate (27) through the support (15).
3. The operating method of the automatic stamping device for the thermal element of the molded case circuit breaker according to claim 1 or 2, characterized by comprising the following steps:
when the workpiece is subjected to resistance welding at a resistance welding station, the turntable is driven to rotate along with the motor on the divider to rotate to a character punching station, under the control of the PLC, after the sensor senses that the workpiece is in place, the upper cylinder is started, the piston of the upper cylinder moves downwards, the top of the upper cylinder is pressed on the workpiece, and the cylinder diameter of the upper cylinder is larger so as to prop against the workpiece, so that the workpiece is prevented from yielding during character punching;
starting the lower cylinder, wherein the upper piston moves upwards to push the connecting rod and the floating joint to move upwards, and when the lock catch arc surface contacts with the arc surfaces of the two half shafts, the compression spring is compressed to store energy; starting the left middle cylinder and the right middle cylinder to respectively drive the cantilevers on the left middle cylinder and the right middle cylinder, wherein the cantilevers and the half shafts are fixed through cylindrical pins, the left half shafts rotate clockwise, the right half shafts rotate anticlockwise, gaps of the two half shafts face the lock catches, and the lock catches are unlocked and move upwards rapidly under the action of the compression springs because the gap surface distance of the two half shafts is larger than the outer diameter of the lock catches, so that the punch heads at the upper ends are pushed to move upwards, and the punch heads punch words on a workpiece;
after the punching is finished, the piston rod of the lower cylinder retreats to pull the lock catch to move downwards to an initial position, the piston rod of the middle cylinder retreats, the left half shaft and the right half shaft are reset under the action of the extension spring, the circular arc of the left half shaft and the right half shaft faces the circular arc surface of the lock catch, and the preparation is made for the energy storage of the next compression spring; the piston rod of the upper cylinder retreats, and the punch moves downwards to reset under the action of the reset spring at the lower part of the upper cylinder;
finally, the divider drives the turntable 7 to rotate the punched workpiece to the unloading station, and the manipulator clamps the workpiece to unload the workpiece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711156524.XA CN108032639B (en) | 2017-11-20 | 2017-11-20 | Automatic character punching device for thermal element of molded case circuit breaker and operation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711156524.XA CN108032639B (en) | 2017-11-20 | 2017-11-20 | Automatic character punching device for thermal element of molded case circuit breaker and operation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108032639A CN108032639A (en) | 2018-05-15 |
| CN108032639B true CN108032639B (en) | 2024-02-06 |
Family
ID=62093602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711156524.XA Active CN108032639B (en) | 2017-11-20 | 2017-11-20 | Automatic character punching device for thermal element of molded case circuit breaker and operation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108032639B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112140758B (en) * | 2020-09-11 | 2022-05-31 | 杨纪科 | Table tennis processing seal equipment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2837930A1 (en) * | 1978-08-31 | 1980-03-13 | Albert Lang | Numbering mechanism for marking workpieces such as footwear - has two preprogrammed counters for two rotating type wheels of stamping head |
| JPS58188686A (en) * | 1982-04-30 | 1983-11-04 | Koyo Seiko Co Ltd | Stamping apparatus |
| JPH04143000A (en) * | 1990-10-03 | 1992-05-15 | Nissan Motor Co Ltd | Stamping apparatus |
| US5660106A (en) * | 1994-12-23 | 1997-08-26 | Atlantic Zeiser Gmbh & Co. | Printing unit having a plurality of type wheels rotatable on a common shaft |
| CN107017132A (en) * | 2017-05-17 | 2017-08-04 | 杭州之江开关股份有限公司 | A kind of breaker of plastic casing rotating shaft wears pin fixture and its wears pin method |
| CN107199793A (en) * | 2017-06-30 | 2017-09-26 | 天润曲轴股份有限公司 | Marking device |
| CN207449441U (en) * | 2017-11-20 | 2018-06-05 | 杭州之江开关股份有限公司 | A kind of breaker of plastic casing thermal element rushes word device automatically |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7502185B2 (en) * | 2004-09-10 | 2009-03-10 | Seagate Technology, Llc | Method and system for determining spin pad length |
-
2017
- 2017-11-20 CN CN201711156524.XA patent/CN108032639B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2837930A1 (en) * | 1978-08-31 | 1980-03-13 | Albert Lang | Numbering mechanism for marking workpieces such as footwear - has two preprogrammed counters for two rotating type wheels of stamping head |
| JPS58188686A (en) * | 1982-04-30 | 1983-11-04 | Koyo Seiko Co Ltd | Stamping apparatus |
| JPH04143000A (en) * | 1990-10-03 | 1992-05-15 | Nissan Motor Co Ltd | Stamping apparatus |
| US5660106A (en) * | 1994-12-23 | 1997-08-26 | Atlantic Zeiser Gmbh & Co. | Printing unit having a plurality of type wheels rotatable on a common shaft |
| CN107017132A (en) * | 2017-05-17 | 2017-08-04 | 杭州之江开关股份有限公司 | A kind of breaker of plastic casing rotating shaft wears pin fixture and its wears pin method |
| CN107199793A (en) * | 2017-06-30 | 2017-09-26 | 天润曲轴股份有限公司 | Marking device |
| CN207449441U (en) * | 2017-11-20 | 2018-06-05 | 杭州之江开关股份有限公司 | A kind of breaker of plastic casing thermal element rushes word device automatically |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108032639A (en) | 2018-05-15 |
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