CN111976354A - Automatic steel seal engraving device and method - Google Patents
Automatic steel seal engraving device and method Download PDFInfo
- Publication number
- CN111976354A CN111976354A CN202010779816.4A CN202010779816A CN111976354A CN 111976354 A CN111976354 A CN 111976354A CN 202010779816 A CN202010779816 A CN 202010779816A CN 111976354 A CN111976354 A CN 111976354A
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- steel seal
- rotating body
- automatic
- rotating
- rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/0052—Machines or apparatus for embossing decorations or marks, e.g. embossing coins by pressing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/02—Dies; Accessories
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
- B44B5/02—Dies; Accessories
- B44B5/026—Dies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C1/00—Processes, not specifically provided for elsewhere, for producing decorative surface effects
- B44C1/24—Pressing or stamping ornamental designs on surfaces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
- B44B2700/00—Machines, apparatus, tools or accessories for artistic work
- B44B2700/12—Accessories; Tool or work holders
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- Sealing Devices (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The invention discloses an automatic steel seal engraving device and method, which comprises the following steps: the steel seal output part and the beating part are respectively arranged on the supporting part; the steel seal output part comprises a first rotating body, and a plurality of steel seal bodies are arranged on the first rotating body along the circumferential direction; the beating part comprises a second rotating body arranged opposite to the first rotating body, and an air pump is arranged on the second rotating body; the output shaft of the air pump extends out to knock out the steel seal body opposite to the output shaft so as to realize steel seal engraving. The automatic engraving device can realize automatic engraving of the steel seal at the axle end of the vehicle, reduce labor intensity, improve working efficiency, and simultaneously can accurately control engraving positions and intervals, thereby avoiding the problem of irregular engraving of the steel seal.
Description
Technical Field
The invention relates to the technical field of steel seal engraving, in particular to an automatic steel seal engraving device and method.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
When the rail transit vehicle returns to a factory for advanced repair, the wheel set needs to be partially repaired, and in order to record the operation content, operation time and operation place of the wheel set each time, the current requirement is to carve the information in a sector specified at the shaft end in a code form.
The existing operation method is that an operator uses an iron hammer and a steel seal tool to carve and print on the shaft end, and the problems that steel seal codes are not carved and printed in a sector specified by the shaft end or the code intervals are not uniform and the like due to insufficient experience or operation negligence of the operator easily occur.
In addition, the manual engraving method also has the problems of long operation time, high labor intensity of personnel and the like.
Disclosure of Invention
In view of the above, the invention provides an automatic steel seal engraving device and method, which automatically engrave a set steel seal in sectors with different shaft ends through the matching and rotation of a striking part and a steel seal output part, so that the steel seal engraving position is standard, and the working efficiency is improved.
According to a first aspect of the embodiments of the present invention, there is provided an automatic steel seal engraving device, including: the steel seal output part and the beating part are respectively arranged on the supporting part;
the steel seal output part comprises a first rotating body, and a plurality of steel seal bodies are arranged on the first rotating body along the circumferential direction; the beating part comprises a second rotating body arranged opposite to the first rotating body, and an air pump is arranged on the second rotating body; the output shaft of the air pump extends out to knock out the steel seal body opposite to the output shaft so as to realize steel seal engraving.
According to a second aspect of the embodiments of the present invention, there is provided an automatic steel seal engraving method, including:
rotating the required steel seal body to a position aligned with a position to be engraved at the axle end of the vehicle, and rotating the air pump to a position aligned with the steel seal body;
driving an output shaft of the air pump to extend out, and knocking out the steel seal body to a position to be engraved at the shaft end of the vehicle to realize automatic engraving of the steel seal to the shaft end of the vehicle;
the output shaft of the driving air pump is retracted, and the steel seal body automatically restores to the initial position to complete the one-time steel seal engraving process.
Compared with the prior art, the invention has the beneficial effects that:
(1) the automatic steel seal engraving device can realize automatic engraving of steel seals at the ends of vehicle shafts, reduce labor intensity, improve working efficiency, accurately control engraving positions and intervals and avoid the problem of irregular steel seal engraving.
(2) The invention designs the limit piece of the steel seal body, which can limit the beating end of the steel seal body, and meanwhile, when the steel seal body needs to be replaced, the steel seal body can be taken out only by compressing the limit piece of the steel seal body; the structural form ensures that the steel seal body is convenient to replace, and does not need complex operation process and technical requirements.
(3) After the steel seal body is knocked out, the steel seal body can automatically reset under the action of the reset spring, the operation process is simple, the next working process is convenient to carry out, and the working efficiency is further improved.
Advantages of additional aspects of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic overall structure diagram of an automatic steel seal engraving device according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a steel seal output part according to an embodiment of the invention;
FIG. 3 is a schematic view of a first rotating body according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a steel seal support according to an embodiment of the invention;
FIG. 5 is a schematic structural diagram of a steel seal body according to an embodiment of the invention;
FIG. 6 is a schematic view of a position-limiting member of a steel seal body according to an embodiment of the invention;
FIG. 7 is a schematic view of a support sleeve structure according to an embodiment of the invention;
fig. 8 is a schematic view of a structure of a beating part according to an embodiment of the present invention;
FIG. 9 is a schematic view of a second rotating body according to an embodiment of the present invention;
the steel seal fixing device comprises a steel seal output part 1, a beating part 2, a supporting part 3, a guide rail 4, a moving roller 5, a first rotating body 6, a first supporting piece 7, a sliding block 8, a supporting sleeve 9, a first supporting frame 10, a steel seal supporting body 11, a first driven gear 12, a first mounting hole 13, a second mounting hole 14, a steel seal rod 15, a rod end nut 16, a limiting plate 17, a first return spring 18, a limiting rod 19, a nut 20, a second return spring 21, a second rotating body 22, a second supporting piece 23, a second supporting frame 24, a second driven gear 25 and an air pump 26.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise, and it should be understood that the terms "comprises" and "comprising", and any variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
Example one
According to an embodiment of the present invention, an embodiment of an automatic steel seal engraving device is provided, including: a support part 3, and a steel seal output part 1 and a beating part 2 which are respectively arranged on the support part 3.
Specifically, referring to fig. 1, the stamp output part 1 and the striking part 2 are arranged in parallel on a support part 3, a guide rail 4 is arranged on the support part 3, and the stamp output part 1 and the striking part 2 can move oppositely or relatively along the guide rail 4 to meet the requirements of the stamp-marking in different occasions.
The way to realize the movement of the two can be: the steel seal output part 1 and the beating part 2 are both connected with a screw rod, and the screw rod is driven to rotate through a driving motor so as to realize the movement of the steel seal output part and the beating part; the moving directions of the lead screw and the lead screw are adjusted by changing the rotating direction of the lead screw. Of course, those skilled in the art can also use other transmission methods to realize the movement of the two, such as: the motion of the worm gear and the worm is realized by adopting a transmission mode of the worm gear and the worm.
The bottom of the supporting part 3 is provided with a movable roller 5, which is convenient for the automatic steel seal engraving device to move.
Referring to fig. 2, the embossed seal output section 1 includes: the first rotating body 6 is a first supporting part 7 connected with the supporting part 3, a sliding block 8 is arranged at the bottom end of the first supporting part 7, and the sliding block 8 is arranged in the guide rail 4 of the supporting part 3 and can move along the guide rail 4; the top end of the first supporting member 7 is connected with a first supporting frame 10, and the first rotating body 6 is connected with the first supporting frame 10 through a supporting sleeve 9. The first support frame 10 is provided with a bolt mounting hole, and the first support frame 10 and the support sleeve 9 are fixed through a bolt.
Referring to fig. 4, the first rotating body 6 includes: the steel seal support body 11 is a stepped cylindrical part, a plurality of first mounting holes 13 for mounting a steel seal body are axially formed in the end face of the first step, second mounting holes 14 for mounting a steel seal body limiting part are radially formed in the side face of the second step, and the positions of the second mounting holes 14 correspond to the positions of the first mounting holes 13; the mounting position of each embossed seal body corresponds to an embossed seal body limiting part, and the embossed seal body limiting part is used for limiting the embossed seal body.
Referring to fig. 5, the embossed seal body specifically includes: the embossed seal body comprises: the steel seal device comprises a steel seal rod 15, wherein one end part of the steel seal rod 15 is provided with a steel seal inscription, and the other end is connected with a rod end nut 16; a limiting plate 17 is sleeved at one end, close to the rod end nut 16, of the steel seal rod 15, the limiting plate 17 does not limit knocking and resetting movement of the steel seal rod 15, and a first reset spring 18 is arranged between the limiting plate 17 and the rod end nut 16.
The steel seal body is inserted into the first mounting hole 13, one end with the steel seal imprint faces the end face of the vehicle shaft to be engraved, the other end of the steel seal imprint is blocked by the limiting plate 17, one end of the first return spring 18 is in contact with the limiting plate 17, and the other end of the first return spring is in contact with the rod end nut 16. When the rod end nut 16 is subjected to external force, the steel seal rod 15 is driven to move towards the end face of the vehicle shaft to be engraved, so that one end with the steel seal imprint is in contact with the corresponding position of the end face of the vehicle shaft to be engraved, and the steel seal imprint is realized; while the rod end nut 16 moves to compress the first return spring 18; after the external force is eliminated, the rod end nut 16 drives the steel seal rod 15 to reset under the elastic force of the first reset spring 18.
Referring to fig. 6, the structure of the steel seal body limiting part comprises: the limiting rod 19 and the limiting rod 19 adopt a structure with a narrow top and a wide bottom, such as: the limiting rod 19 can be in a structural form of a trapezoidal rod or a trapezoidal column; the reason for this structure is to prevent the stopper rod 19 from completely protruding out of the second mounting hole 14 by being blocked by the wide portion after the stopper rod 19 is inserted into the second mounting hole 14.
In this embodiment, the shape of the second mounting hole 14 is adapted to the shape of the limiting rod 19, such as: trapezoidal holes are adopted.
The narrow end part of the limiting rod 19 is inserted into the second mounting hole 14 and extends out of one side of the second mounting hole 14 for a set length, so that the steel seal body is blocked; the wide part of the limiting rod 19 is positioned in the second mounting hole 14, the other side of the second mounting hole 14 is sealed through a connecting nut 20, and a second return spring 20 is arranged between the limiting rod 19 and the nut 20.
When the limiting rod 19 is pressed, the limiting rod 19 compresses the second limiting spring under the action of external force, and at the moment, the limiting rod 19 loses the limiting effect on the steel seal body, so that the steel seal body can be detached and installed; after stopping pressing, under the effect of spring force, gag lever post 19 automatic springback resets, realizes the limiting displacement to the embossed seal body again.
In this embodiment, the steel seal body limiting part can limit the steel seal body to move outwards (towards the steel seal body limiting part direction), but does not influence the steel seal body to move inwards (towards the vehicle axial end face direction).
The steel seal body limiting part can also realize automatic reset after being compressed, and a new steel seal body can be taken out or installed when the steel seal body limiting part is in a compressed state; when the steel seal body limiting part is in a reset state, the steel seal body is limited.
Referring to fig. 3, the steel seal support body 11 is sleeved with a rotating part, the rotating part is connected with a first driven gear 12, the first driven gear 12 is meshed with a first driving gear, and the first driving gear can be driven by a first driving motor to rotate, so that the first driven gear 12 and the rotating part are driven to rotate, and further the rotation of the steel seal support body 11 is realized.
Specifically, the outer surface of the rotating member is processed with a smooth rotating groove, the rotating member is fixed with the supporting sleeve 9 in a matching way through the rotating groove, and the rotating member can rotate relative to the supporting sleeve 9, and the structure of the supporting sleeve 9 is shown in fig. 7; the rotating part is fixedly connected with a first driven gear 12, a motor support frame is connected to the first support frame 10, a first driving motor is fixed to the motor support frame, an output shaft of the first driving motor rotates to drive a first driving wheel to rotate, the first driving wheel rotates to drive a first driven wheel to rotate, the first driven wheel rotates to drive the rotating part and the steel seal support body 11 to rotate, and rotation of the first rotating body 6 is achieved.
The steel seal bodies are uniformly arranged on the first rotating body 6 in the circumferential direction, and the arrangement positions of the steel seal bodies correspond to the positions, required to be engraved, of the end face of the vehicle shaft. When the steel seal needs to be engraved in a certain sector on the end face of the vehicle shaft, the first rotating body 6 is rotated to rotate the required steel seal to a position corresponding to the sector, and then the steel seal body is knocked out and is in contact with the sector under the knocking force of the knocking part 2, so that the steel seal is engraved in the sector.
Referring to fig. 8, the beating section 2 includes: and a second rotating body 22 and a second support member 23 connected to the support portion 3, wherein a slider is disposed at a bottom end of the second support member 23, and the slider is disposed in the guide rail 4 of the support portion 3 and can move along the guide rail 4. The top end of the second support 23 is connected to a second support frame 24, a rotation groove is formed in the circumference of the second rotating body 22, the second rotating body 22 is connected to the second support frame 24, and the second rotating body 22 rotates relative to the second support frame 24 through the rotation groove.
Referring to fig. 9, the second rotating body 22 is a cylindrical member, and the air pump 26 and the motor that drives the air pump 26 are fixed inside the cylindrical member; the second rotating body 22 is connected with a second driven gear 25, the second driven gear 25 is engaged with a second driving gear, and the second driving gear can be driven by a second driving motor to rotate, so that the second driven gear 25 and the second rotating body 22 are driven to rotate.
Specifically, a smooth rotating groove is formed in the second rotating body 22, a bolt mounting hole is formed in the second supporting frame, the second rotating body 22 is connected to the second supporting frame through a special bolt, and the second rotating body 22 can rotate relative to the second supporting frame.
The second support frame is connected with a motor support frame, the second driving motor is fixed on the motor support frame, an output shaft of the second driving motor rotates to drive the second driving wheel to rotate, the second driving wheel rotates to drive the second driven wheel to rotate, and the second driven wheel rotates to drive the second rotating body 22 to rotate.
The setting position of the air pump 26 corresponds to the position of the steel seal body on the first rotating body 6, the second rotating body 22 rotates, so that the air pump 26 is aligned with the steel seal body to be engraved, and when an output shaft of the air pump 26 extends out, a knocking force is provided for the steel seal body, and the steel seal body is knocked out. Then the output shaft of the air pump 26 is retracted, and the steel seal body is automatically reset.
Example two
According to the embodiment of the invention, the embodiment of the automatic steel seal engraving method is also provided, and the method specifically comprises the following processes;
rotating the steel seal body to be engraved to a position aligned with the sector to be engraved at the axle end of the vehicle, and rotating the air pump 26 to a position aligned with the steel seal body;
the output shaft of the air pump 26 is driven to extend out, the steel seal body aligned with the output shaft is knocked out, and the steel seal body is knocked to the position to be engraved at the vehicle shaft end, so that the steel seal is automatically engraved at the vehicle shaft end;
the output shaft of the air pump 26 is driven to withdraw, and the steel seal body automatically restores to the initial position under the action of the return spring, so that the steel seal imprinting process is completed once.
According to the engraving process, the automatic engraving of the steel seal at other sector positions of the vehicle shaft end is realized.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (14)
1. The utility model provides an automatic device of carving of embossed seal which characterized in that includes: the steel seal output part and the beating part are respectively arranged on the supporting part;
the steel seal output part comprises a first rotating body, and a plurality of steel seal bodies are arranged on the first rotating body along the circumferential direction; the beating part comprises a second rotating body arranged opposite to the first rotating body, and a thrust piece is arranged on the second rotating body; the output shaft of the thrust piece extends out to knock out the steel seal body opposite to the output shaft so as to realize steel seal engraving.
2. The automatic steel seal engraving device according to claim 1, wherein the first rotating body comprises a steel seal supporting body, the steel seal supporting body is a stepped cylindrical member, a plurality of first mounting holes for mounting the steel seal body are axially formed in the end face of the first step, second mounting holes for mounting the steel seal body limiting member are radially formed in the side face of the second step, and the positions of the second mounting holes correspond to the positions of the first mounting holes.
3. The automatic steel seal engraving device according to claim 2, wherein the steel seal body limiting member comprises: the limiting rod is of a structure with a narrow upper part and a wide lower part, is inserted into the second mounting hole and extends out of one side of the second mounting hole for a set length; the other side of the second mounting hole is plugged through a connecting nut, and a spring is arranged between the limiting rod and the nut.
4. The automatic steel seal engraving device according to claim 3, wherein the limiting rod is a trapezoidal rod or a trapezoidal column.
5. The automatic steel seal engraving device according to claim 3, wherein the shape of the second mounting hole is matched with the shape of the limiting rod.
6. The automatic steel seal engraving device according to claim 2, wherein the steel seal support is sleeved with a rotating member, the rotating member is connected with a first driven gear, the first driven gear is engaged with a first driving gear, and the first driving gear can be driven by a first driving motor to rotate, so that the first driven gear and the rotating member are driven to rotate, and further, the first rotating body is driven to rotate.
7. The automatic steel seal engraving device according to claim 1, wherein the steel seal body comprises: one end of the steel seal rod is provided with a steel seal inscription, and the other end of the steel seal rod is connected with a rod end nut; a limiting plate is arranged at one end, close to the rod end nut, of the steel seal rod, and a return spring is arranged between the limiting plate and the rod end nut; the limiting plate does not limit the movement of the steel seal rod.
8. The automatic embossing device of a steel seal according to claim 1, wherein the steel seal output portion further comprises: the first rotating body is connected with the first supporting frame through a supporting sleeve.
9. The automatic steel seal engraving device according to claim 1, wherein the second rotating body is a cylindrical member, and the thrust member is provided inside the cylindrical member; and the second rotating body is connected with a second driven gear, the second driven gear is meshed with a second driving gear, and the second driving gear can be driven by a second driving motor to rotate so as to drive the second driven gear and the second rotating body to rotate.
10. The automatic steel seal engraving device according to claim 1, wherein the thrust member is an air pump.
11. The automatic steel seal engraving device according to claim 1, wherein the striking part further comprises: the second support piece is connected with the support portion, the top end of the second support piece is connected with the second support frame, a rotating groove is formed in the circumferential direction of the second rotating body, the second rotating body is connected with the second support frame, and the second rotating body rotates relative to the second support frame through the rotating groove.
12. The automatic steel seal engraving device according to claim 1, wherein the support part is provided with a guide rail, and the steel seal output part and the striking part can move oppositely or relatively along the guide rail.
13. The automatic steel seal engraving device as claimed in claim 1, wherein the bottom of the supporting part is provided with a moving roller.
14. An automatic steel seal engraving method is characterized by comprising the following steps:
rotating the required steel seal body to a position aligned with a position to be engraved at the axle end of the vehicle, and rotating the thrust piece to a position aligned with the steel seal body;
driving an output shaft of the thrust piece to extend out, knocking out the steel seal body to a position to be engraved at the vehicle shaft end, and realizing automatic engraving of the steel seal to the vehicle shaft end;
and an output shaft of the driving thrust piece is retracted, and the steel seal body automatically restores to the initial position to complete the steel seal engraving process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010779816.4A CN111976354B (en) | 2020-08-05 | 2020-08-05 | Automatic steel seal engraving device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010779816.4A CN111976354B (en) | 2020-08-05 | 2020-08-05 | Automatic steel seal engraving device and method |
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| Publication Number | Publication Date |
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| CN111976354A true CN111976354A (en) | 2020-11-24 |
| CN111976354B CN111976354B (en) | 2022-07-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010779816.4A Active CN111976354B (en) | 2020-08-05 | 2020-08-05 | Automatic steel seal engraving device and method |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204382847U (en) * | 2015-01-10 | 2015-06-10 | 王铁苗 | One beats steel seal pedestal easily |
| CN107344196A (en) * | 2016-08-24 | 2017-11-14 | 杭州自强链传动有限公司 | The punching print die and punching Method of printing of a kind of board-like intermediate plate |
| CN109759716A (en) * | 2019-03-07 | 2019-05-17 | 韦怡 | A kind of vertical type curved face full angle laser marking machine |
| CN209889761U (en) * | 2019-04-10 | 2020-01-03 | 贵州铜仁金瑞锰业有限责任公司 | Rotary type rapping device |
| CN210253805U (en) * | 2019-07-03 | 2020-04-07 | 河北易鼎行环保科技有限公司 | Punching and steel seal printing all-in-one machine |
| CN210821583U (en) * | 2019-09-05 | 2020-06-23 | 常州斯铂瑞汽车配件制造有限公司 | Easy-to-maintain high-precision steel stamping machine |
-
2020
- 2020-08-05 CN CN202010779816.4A patent/CN111976354B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204382847U (en) * | 2015-01-10 | 2015-06-10 | 王铁苗 | One beats steel seal pedestal easily |
| CN107344196A (en) * | 2016-08-24 | 2017-11-14 | 杭州自强链传动有限公司 | The punching print die and punching Method of printing of a kind of board-like intermediate plate |
| CN109759716A (en) * | 2019-03-07 | 2019-05-17 | 韦怡 | A kind of vertical type curved face full angle laser marking machine |
| CN209889761U (en) * | 2019-04-10 | 2020-01-03 | 贵州铜仁金瑞锰业有限责任公司 | Rotary type rapping device |
| CN210253805U (en) * | 2019-07-03 | 2020-04-07 | 河北易鼎行环保科技有限公司 | Punching and steel seal printing all-in-one machine |
| CN210821583U (en) * | 2019-09-05 | 2020-06-23 | 常州斯铂瑞汽车配件制造有限公司 | Easy-to-maintain high-precision steel stamping machine |
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| CN111976354B (en) | 2022-07-26 |
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