CN111844240A - Punching tool with safety plug - Google Patents
Punching tool with safety plug Download PDFInfo
- Publication number
- CN111844240A CN111844240A CN202010938872.8A CN202010938872A CN111844240A CN 111844240 A CN111844240 A CN 111844240A CN 202010938872 A CN202010938872 A CN 202010938872A CN 111844240 A CN111844240 A CN 111844240A
- Authority
- CN
- China
- Prior art keywords
- safety bolt
- upper platform
- safety
- vertical guide
- punching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/40—Cutting-out; Stamping-out using a press, e.g. of the ram type
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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
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
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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
- B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching
- B21D28/14—Dies
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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
- B21D55/00—Safety devices protecting the machine or the operator, specially adapted for apparatus or machines dealt with in this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/22—Safety devices specially adapted for cutting machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/44—Cutters therefor; Dies therefor
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The invention relates to a punching tool with a safety bolt, which comprises an upper platform, a punching upper die, a lower platform and a punching lower die, wherein a vertical guide pillar which can slide through the upper platform is fixedly arranged on the lower platform, a safety bolt piece which can horizontally and transversely move back and forth is arranged in the upper platform, and when the safety bolt piece moves inwards to the maximum degree, the safety bolt piece props against the vertical guide pillar, so that the upper platform cannot descend; when the safety bolt moves to the maximum degree inside and outside the upper platform, the safety bolt leaves the vertical guide pillar, so that the upper platform can freely move up and down. Compared with the prior art, the invention can standardize the operation of workers and effectively put an end to the potential safety hazard that fingers and the like are washed away in the punching process.
Description
Technical Field
The invention belongs to the technical field of punching tools, and relates to a punching tool with a safety bolt.
Background
The original safety protection measures for preventing the wrong punching of the existing tool are shown in the figure 1, the whole punching tool comprises an upper platform 1, a punching upper die 2, a lower platform 3, a punching lower die 4, a lifting column and the like, a double-control switch 6 is adopted, and two hands press the switch simultaneously to realize the safety protection measures. However, for convenience, some staff sometimes switch on one of the switches, and only one hand operates the other switch to cut the workpiece, so that the situation that one hand arranges the parts at the position of the stamping knife and the other hand starts the switch easily occurs, and the safety accident of the stamping knife is caused.
Disclosure of Invention
The invention aims to provide a punching tool with a safety bolt.
The purpose of the invention can be realized by the following technical scheme:
a punching tool with a safety bolt comprises an upper platform, a punching upper die, a lower platform and a punching lower die, and is characterized in that a vertical guide pillar which can slide through the upper platform is fixedly arranged on the lower platform, a safety bolt piece which can horizontally and transversely move back and forth is arranged in the upper platform, and when the safety bolt piece moves inwards to the maximum degree, the safety bolt piece props against the vertical guide pillar, so that the upper platform cannot descend; when the safety bolt moves to the maximum degree inside and outside the upper platform, the safety bolt leaves the vertical guide pillar, so that the upper platform can freely move up and down.
Furthermore, the upper platform is provided with a vertical guide hole for a vertical guide pillar to extend into, the upper platform is further provided with a transverse sliding groove communicated with the vertical guide hole, the transverse sliding groove is internally provided with the safety bolt piece capable of moving back and forth along the transverse sliding groove, an opening at one end of the transverse sliding groove, which is far away from the vertical guide hole, extends to the side face of the upper platform, and when the safety bolt piece moves outwards to the maximum, the end part of the safety bolt piece extends out of the upper platform.
Furthermore, the safety bolt piece comprises a safety bolt rod capable of sliding back and forth along the transverse sliding groove, a reset elastic piece is further arranged between the safety bolt rod and the upper platform, and the reset elastic piece applies acting force far away from the vertical guide hole to the safety bolt rod.
Preferably, a fixing frame is further arranged on one side of the upper platform, a linkage handle is rotatably mounted on the fixing frame, the linkage handle is always contacted and propped against the end part of the safety bolt rod extending out of the upper platform, and the safety bolt rod is guaranteed to move back and forth under the action of the reset elastic piece in the vertical rotating process of the linkage handle.
Still more preferably, the part of the linkage handle which always supports against the safety bolt rod is processed into a cam structure, and when the part of the linkage handle supports against the safety bolt rod at the position close to the center point of the cam structure, the safety bolt rod moves outwards to exit from the vertical guide hole; when the remote center of the cam structure is pressed against the safety bolt rod, the safety bolt rod is pressed against and moves inwards to extend into the vertical guide hole.
Still more preferably, the shape of the link handle satisfies:
when the linkage handle rotates downwards to be in a vertical state, the linkage handle seals and blocks a part taking and placing station between the lower punching die and the upper punching die, the safety bolt synchronously leaves the vertical guide hole, and the upper platform can normally lift and work;
when the linkage handle upwards rotates to a vertical state, the part taking and placing station between the punching lower die and the punching upper die is exposed, and the safety bolt piece synchronously stretches into the vertical guide hole, so that the descending action of the upper platform is blocked.
Still more preferably, the safety bolt rod is rotatably mounted on the fixing frame through a rotating shaft.
Still more preferably, the return elastic member is a return spring.
Further preferably, an anti-drop member for preventing the safety bolt rod from being completely dropped out is further provided between the transverse sliding groove and the safety bolt rod.
Furthermore, the upper platform is also fixedly connected with a lifting column which drives the upper platform to lift up and down.
Compared with the prior art, the invention can standardize the operation of workers and effectively put an end to the potential safety hazard that fingers and the like are washed away in the punching process.
Drawings
Fig. 1 is a schematic view of a conventional punching tool;
FIG. 2 is a schematic view of the punching tool of the present invention before punching;
FIG. 3 is a schematic diagram of a punching process of the punching tool;
FIG. 4 is a schematic view of a portion of the safety bar;
the notation in the figure is:
1-upper platform, 2-upper die-cutting die, 3-lower platform, 4-lower die-cutting die, 5-lifting column, 6-double control switch, 7-vertical guide column, 8-vertical guide hole, 9-safety bolt rod, 10-horizontal chute, 11-linkage handle, 12-cam structure, 13-reset elastic piece and 14-die-cutting part.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. The present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
In the following embodiments or examples, functional components or structures that are not specifically described are all conventional components or structures in the art for achieving the corresponding functions.
The invention has proposed the die-cut frock with safety bar, its structure is seen as fig. 2 and fig. 3, including upper platform 1, die-cut upper die 2, lower platform 3, die-cut lower die 4, characterized by that, still fix vertical guide pillar 7 that can pass said upper platform 1 on the lower platform 3, still there are safety bars that can move horizontally and horizontally back and forth in said upper platform 1, and when the safety bars move to the maximum extent inwards, the safety bars support the vertical guide pillar 7, make the upper platform 1 unable to descend; when the safety bolt moves to the maximum degree inside and outside the upper platform 1, the safety bolt leaves the vertical guide post 7, so that the upper platform 1 can freely move up and down.
In a specific embodiment of the present invention, please refer to fig. 2 and the like again, a vertical guide hole 8 into which a vertical guide post 7 can extend is provided on the upper platform 1, a transverse sliding slot 10 communicating with the vertical guide hole 8 is further provided on the upper platform 1, the safety bolt member capable of moving back and forth along the transverse sliding slot 10 is arranged in the transverse sliding slot 10, an opening at one end of the transverse sliding slot 10 far from the vertical guide hole 8 extends to a side surface of the upper platform 1, and when the safety bolt member moves outwards to the maximum, an end portion of the safety bolt member extends out of the upper platform 1.
In a more specific embodiment, referring to fig. 4 again, the safety bolt includes a safety bolt rod 9 capable of sliding back and forth along a transverse sliding groove 10, a return elastic member 13 is further disposed between the safety bolt rod 9 and the upper platform 1, and the return elastic member 13 applies a force to the safety bolt rod 9 away from the vertical guide hole 8.
In a further specific embodiment, please refer to fig. 2 and fig. 3 again, a fixing frame is further disposed on one side of the upper platform 1, a linkage handle 11 is rotatably mounted on the fixing frame, the linkage handle 11 always contacts and supports the end portion of the safety bolt 9 extending out of the upper platform 1, and it is ensured that the safety bolt 9 moves back and forth under the action of the reset elastic member 13 during the vertical rotation of the linkage handle 11. In a more specific embodiment, the part of the linkage handle 11 always abutting against the safety bolt rod 9 is processed into a cam structure 12, and when the approximate center position of the cam structure 12 abuts against the safety bolt rod 9, the safety bolt rod 9 moves outwards to exit from the vertical guide hole 8; when the cam structure 12 is in its remote centre position against the safety bar 9, the safety bar 9 is moved inwards against it to extend into the vertical guide hole 8. In a more specific embodiment, the shape of the linking handle 11 satisfies: when the linkage handle 11 rotates downwards to a vertical state, the linkage handle seals and blocks a part taking and placing station between the lower punching die 4 and the upper punching die 2, the safety bolt synchronously leaves the vertical guide hole 8, and the upper platform 1 can normally lift and work; when the linkage handle 11 rotates upwards to a vertical state, a part taking and placing station between the lower die cutting die 4 and the upper die cutting die 2 is exposed, and the safety bolt synchronously extends into the vertical guide hole 8, so that the descending action of the upper platform 1 is blocked. In a more specific embodiment, the safety bolt rod 9 is rotatably mounted on the fixing frame through a rotating shaft.
In a more specific embodiment, the return elastic member 13 is a return spring.
In a further particular embodiment, a detachment prevention element is provided between the transverse runner 10 and the safety bar 9 to prevent the safety bar 9 from completely detaching.
In a specific embodiment of the present invention, the upper platform 1 is further fixedly connected to a lifting column 5 for driving the upper platform to lift up and down.
The above embodiments may be implemented individually, or in any combination of two or more.
The above embodiments will be described in more detail with reference to specific examples.
Example 1:
in order to improve the operation safety of the punching tool for the inner mirror frame of the sun visor, the embodiment provides an improved punching tool with a safety bolt, the structure of which is shown in fig. 2 and 3, and the punching tool comprises an upper platform 1, an upper punching die 2, a lower platform 3 and a lower punching die 4, wherein a vertical guide pillar 7 which can slide through the upper platform 1 is fixedly arranged on the lower platform 3, and a safety bolt piece which can horizontally and transversely move back and forth is arranged in the upper platform 1.
Referring to fig. 2-4 again, a vertical guide hole 8 for the vertical guide post 7 to extend into is provided on the upper platform 1, a horizontal sliding slot 10 communicating with the vertical guide hole 8 is further provided on the upper platform 1, the safety bolt comprises a safety bolt rod 9 capable of sliding back and forth along the horizontal sliding slot 10, a reset elastic member 13 (only using a reset spring) is further provided between the safety bolt rod 9 and the upper platform 1, and the reset elastic member 13 applies an acting force far away from the vertical guide hole 8 to the safety bolt rod 9. An opening at one end of the transverse sliding groove 10 far away from the vertical guide hole 8 extends to the side surface of the upper platform 1, and when the safety bolt rod 9 moves outwards to the maximum, the end part of the safety bolt rod extends out of the upper platform 1.
Referring to fig. 2 and 3 again, a fixing frame is further disposed on one side of the upper platform 1, a linkage handle 11 is rotatably mounted on the fixing frame, the linkage handle 11 always contacts and abuts against the end portion of the safety bolt 9 extending out of the upper platform 1, and it is ensured that the safety bolt 9 moves back and forth under the action of the reset elastic member 13 in the vertical rotation process of the linkage handle 11. The part of the linkage handle 11 always propped against the safety bolt rod 9 is processed into a cam structure 12, and when the position close to the center of the cam structure 12 is propped against the safety bolt rod 9, the safety bolt rod 9 moves outwards to exit from the vertical guide hole 8; when the distal point of the cam structure 12 abuts the safety bar 9, the safety bar 9 is urged to move inwardly to extend into the vertical guide hole 8. The shape of the linkage handle 11 satisfies: when the linkage handle 11 rotates downwards to a vertical state, the linkage handle seals and blocks a part taking and placing station between the lower punching die 4 and the upper punching die 2, the safety bolt synchronously leaves the vertical guide hole 8, and the upper platform 1 can normally lift and work; when the linkage handle 11 rotates upwards to a vertical state, a part taking and placing station between the lower die cutting die 4 and the upper die cutting die 2 is exposed, and the safety bolt synchronously extends into the vertical guide hole 8, so that the descending action of the upper platform 1 is blocked. The safety bolt rod 9 is rotatably arranged on the fixed frame through a rotating shaft. The return elastic member 13 is a return spring. The upper platform 1 is also fixedly connected with a lifting column 5 which drives the upper platform to lift up and down.
The working process of the embodiment is as follows:
before punching, linkage handle 11 is the state of beating up, safety catch bar 9 stretches into in the vertical guiding hole 8 in step and supports vertical guide pillar 7, make upper platform 1 can't descend, effectively avoid the emergence of the incident of die-cut finger, at this moment, part between die-cut lower mould 4 and the die-cut mould 2 is got and is put the station and expose, the staff puts die-cut part 14 on die-cut lower mould 4, then, beat linkage handle 11 and seal and block the part and get and put the station, safety catch bar 9 withdraws from vertical guiding hole 8 in step, upper platform 1 unblock, start the frock and carry out die-cut, upper platform 1 returns after die-cut completion, at this moment, beat linkage handle 11 up again, make upper platform 1 lock, then carry out the die-cut part 14 take out and the die-cut processing of putting into of the part of waiting to process of next round.
It can be seen that the present embodiment has a prominent error-proof function through the composite design of the safety bolt and the linkage handle 11: when the linkage handle 11 is knocked up, the safety bolt rod 9 butts against the vertical guide post 7, the upper platform 1 is locked, if the linkage handle 11 is not knocked up, the part machining station is blocked, the part cannot be placed into a machining position, after the part is placed into the linkage handle 11, the safety bolt rod 9 leaves the vertical guide post 7, punching can be achieved by pressing a starting switch, the linkage handle 11 is knocked up to take out the part after punching is achieved, and through the passive protection, the adverse operation caused by subjective factors of workers is effectively avoided, and the safety of punching work is greatly improved.
In addition, in the above embodiment, a separation preventing member for preventing the safety bar 9 from being completely separated is further provided between the lateral sliding groove 10 and the safety bar 9.
The embodiments described above are described to facilitate an understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention based on the disclosure of the present invention.
Claims (10)
1. A punching tool with a safety bolt comprises an upper platform, a punching upper die, a lower platform and a punching lower die, and is characterized in that a vertical guide pillar which can slide through the upper platform is fixedly arranged on the lower platform, a safety bolt piece which can horizontally and transversely move back and forth is arranged in the upper platform, and when the safety bolt piece moves inwards to the maximum degree, the safety bolt piece props against the vertical guide pillar, so that the upper platform cannot descend; when the safety bolt moves to the maximum degree inside and outside the upper platform, the safety bolt leaves the vertical guide pillar, so that the upper platform can freely move up and down.
2. The punching tool with the safety bolt according to claim 1, wherein the upper platform is provided with a vertical guide hole into which a vertical guide pillar can extend, the upper platform is further provided with a transverse sliding groove communicated with the vertical guide hole, the safety bolt piece capable of moving back and forth along the transverse sliding groove is arranged in the transverse sliding groove, an opening at one end, far away from the vertical guide hole, of the transverse sliding groove extends to the side face of the upper platform, and when the safety bolt piece moves outwards to the maximum, the end of the safety bolt piece extends out of the upper platform.
3. The punching tool with the safety bolt according to claim 2, wherein the safety bolt comprises a safety bolt rod capable of sliding back and forth along a transverse sliding groove, a reset elastic part is further arranged between the safety bolt rod and the upper platform, and the reset elastic part applies acting force far away from the vertical guide hole to the safety bolt rod.
4. The punching tool with the safety plug according to claim 3, wherein a fixing frame is further arranged on one side of the upper platform, a linkage handle is rotatably mounted on the fixing frame, the linkage handle is always contacted and abutted against the end part, extending out of the upper platform, of the safety plug rod, and the safety plug rod is guaranteed to move back and forth under the action of the reset elastic piece in the process of up-and-down rotation of the linkage handle.
5. The punching tool with the safety bolt according to claim 4, wherein a part of the linkage handle, which always abuts against the safety bolt rod, is processed into a cam structure, and when the cam structure abuts against the safety bolt rod at a position close to a center point, the safety bolt rod moves outwards to exit from the vertical guide hole; when the remote center of the cam structure is pressed against the safety bolt rod, the safety bolt rod is pressed against and moves inwards to extend into the vertical guide hole.
6. The punching tool with the safety bolt according to claim 4 or 5, wherein the linkage handle is in a shape meeting the following requirements:
when the linkage handle rotates downwards to be in a vertical state, the linkage handle seals and blocks a part taking and placing station between the lower punching die and the upper punching die, the safety bolt synchronously leaves the vertical guide hole, and the upper platform can normally lift and work;
when the linkage handle upwards rotates to a vertical state, the part taking and placing station between the punching lower die and the punching upper die is exposed, and the safety bolt piece synchronously stretches into the vertical guide hole, so that the descending action of the upper platform is blocked.
7. The punching tool with the safety plug according to claim 4, wherein the safety plug rod is rotatably mounted on the fixing frame through a rotating shaft.
8. The punching tool with the safety plug according to claim 3, wherein the return elastic piece is a return spring.
9. The punching tool with the safety bolt according to claim 3, wherein an anti-falling part for preventing the safety bolt from completely falling off is further arranged between the transverse sliding groove and the safety bolt.
10. The punching tool with the safety plug according to claim 1, wherein the upper platform is further fixedly connected with a lifting column driving the upper platform to lift up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010938872.8A CN111844240A (en) | 2020-09-09 | 2020-09-09 | Punching tool with safety plug |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010938872.8A CN111844240A (en) | 2020-09-09 | 2020-09-09 | Punching tool with safety plug |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111844240A true CN111844240A (en) | 2020-10-30 |
Family
ID=72968417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010938872.8A Pending CN111844240A (en) | 2020-09-09 | 2020-09-09 | Punching tool with safety plug |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111844240A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113640081A (en) * | 2021-08-06 | 2021-11-12 | 中国人民解放军32181部队 | Preparation method of engine grain mechanical test piece |
-
2020
- 2020-09-09 CN CN202010938872.8A patent/CN111844240A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113640081A (en) * | 2021-08-06 | 2021-11-12 | 中国人民解放军32181部队 | Preparation method of engine grain mechanical test piece |
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