CN220406835U - Limiting auxiliary tool - Google Patents
Limiting auxiliary tool Download PDFInfo
- Publication number
- CN220406835U CN220406835U CN202321619111.1U CN202321619111U CN220406835U CN 220406835 U CN220406835 U CN 220406835U CN 202321619111 U CN202321619111 U CN 202321619111U CN 220406835 U CN220406835 U CN 220406835U
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- China
- Prior art keywords
- limiting
- convex surface
- limiting part
- limit
- auxiliary tool
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- 238000004080 punching Methods 0.000 claims abstract description 13
- 230000009471 action Effects 0.000 abstract description 7
- 230000005484 gravity Effects 0.000 abstract description 4
- 230000007423 decrease Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 6
- 239000012535 impurity Substances 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 208000004350 Strabismus Diseases 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
The utility model provides a limiting auxiliary tool, which comprises a base and a support above the base; the support is used for mounting the punching tool, can move up and down, and is provided with a first limiting part extending downwards; the base is used for fixing a piece to be punched and is provided with a second limiting part extending upwards; the second limiting part is positioned below the first limiting part, and the upper end surface of the second limiting part is provided with a convex surface which protrudes upwards; the cross section of the convex surface gradually decreases from bottom to top, and the uppermost end of the convex surface is opposite to the lower end surface of the first limiting part. Because the convex surface is the surface that the cross section reduces gradually from bottom to top, debris that then drops on it can drop naturally under the action of gravity, reduces and avoids remaining debris on the surface of convex surface even, and then guarantees the close contact between the lower terminal surface of convex surface and first spacing portion, makes the punching tool can reach the station accurately to improve the processingquality of waiting to dash the piece.
Description
Technical Field
The utility model relates to the field of auxiliary production tools for stamping, in particular to a limiting auxiliary tool.
Background
The last step of the mechanical processing of the photovoltaic frame sizing section bar is interference point processing, and in the prior art, the processing of the interference points at the two ends of the photovoltaic frame sizing section bar is completed by stamping. The tool is divided into an upper part and a lower part, the upper part drives the punching tool to punch the profile up and down through the air cylinder, and the lower base fixing profile ensures that the machining position of the interference point is accurate. Limiting blocks are arranged on two sides of the fixed part of the profile, and the limiting blocks are matched up and down to be used for positioning the punching tool and ensuring the punching depth, so that interference point deviation and breakdown are prevented. The upper surface of lower stopper is the plane, and debris such as aluminium bits that produce in the course of working and corner fittings that fly out probably can adhere to the upper surface, lead to upper and lower stopper cooperation not in place for the excessive point machining degree of depth is not enough or can't process and cause the machine to report to the police, prevents the normal operating of production.
Disclosure of Invention
The utility model provides a limiting auxiliary tool, which aims to solve the problems that sundries are easy to adhere to the upper surface of a lower limiting block, the upper limiting block and the lower limiting block are not matched in place, and the accuracy of a profile interference point is reduced during processing.
In order to solve the problems, the utility model provides a limiting auxiliary tool, which comprises a base and a support above the base;
the support is used for mounting the punching tool and can move up and down, and is provided with a first limiting part extending downwards;
the base is used for fixing a piece to be punched and provided with a second limiting part extending upwards, and the second limiting part is positioned below the first limiting part; the upper end face of the second limiting part is provided with a convex surface which protrudes upwards, and the cross section of the convex surface is gradually reduced from bottom to top; the uppermost end of the convex surface is opposite to the lower end surface of the first limiting part;
the limit auxiliary tool is configured to: after the support moves downwards in place, the lower end face of the first limiting part abuts against the convex surface.
Optionally, the convex surface is an arc surface.
Optionally, the convex surface is a conical surface.
Optionally, the tip part of the conical surface is smoothly transited.
Optionally, the first limiting part is provided with an air hole, and an outlet of the air hole faces to the uppermost end of the convex surface.
Optionally, the outlet of the air hole is arranged on the lower end surface of the first limiting part and is positioned right above the convex surface.
Optionally, the second limiting part is in a columnar structure.
Optionally, the lower end surface of the first limiting part is provided with a concave surface recessed upwards, and the concave surface is matched with the convex surface of the second limiting part.
Optionally, the first limiting part is in a columnar structure.
Optionally, the first limiting parts are multiple and are arranged at intervals; the second limiting parts are multiple and are arranged at intervals; the second limiting parts are in one-to-one correspondence with the first limiting parts.
According to the limiting auxiliary tool provided by the embodiment of the utility model, in the use process, the support moves downwards to drive the punching tool to move towards the to-be-punched piece below the punching tool, when the punching tool moves in place, the lower end face of the first limiting part abuts against the upper end face of the second limiting part, at the moment, the first limiting part and the second limiting part abut against each other to prevent the punching tool from further pressing the to-be-punched piece, wherein the convex face of the upper end face of the second limiting part is a surface with the cross section gradually reduced from bottom to top, namely, the convex face is of a slope structure, so that sundries falling on the convex face naturally fall under the action of gravity, the sundries remaining on the surface of the convex face are reduced or even avoided, further, the close contact between the convex face and the lower end face of the first limiting part is ensured, the punching tool can accurately reach a station, and the processing quality of the to-be-punched piece is improved.
Drawings
Fig. 1 is a schematic cross-sectional structure of a limiting auxiliary tool according to an embodiment of the present utility model;
fig. 2 is a schematic cross-sectional view of a second limiting portion of the limiting auxiliary tool in fig. 1;
fig. 3 is a schematic cross-sectional view of a first limiting portion of the limiting auxiliary tool in fig. 1.
Reference numerals:
100-supporting seats; 200-base; 300-to-be-punched piece
101-a first limit part; 102-punching tool; 103-air holes; 104-concave; 201-a second limiting part; 202-convex.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.
The embodiment of the utility model provides a limiting auxiliary tool, which is shown in fig. 1, and comprises a base 200 and a support 100 positioned above the base 200; the support 100 is used for mounting the punch 102 and can move up and down, and the support 100 is provided with a first limiting part 101 extending downwards; the base 200 is used for fixing the workpiece 300 to be punched, and is provided with a second limiting part 201 extending upwards, wherein the second limiting part 201 is positioned below the first limiting part 101; the upper end surface of the second limiting part 201 is provided with a convex surface 202 which protrudes upwards, and the cross section of the convex surface 202 is gradually reduced from bottom to top; the uppermost end of the convex surface 202 is arranged opposite to the lower end surface of the first limiting part 101; the limit auxiliary tool is configured to: after the support 100 moves down to the proper position, the lower end surface of the first limiting part 101 abuts against the convex surface 202.
In this embodiment, as shown in fig. 1, the positions of the first limiting portion 101 and the second limiting portion 201 are set to further define the processing position when the interference point of the workpiece 300 is processed, the upper end surface of the second limiting portion 201 has a convex surface 202 protruding upwards, and the convex surface is a surface gradually decreasing from bottom to top, that is, the convex surface is a slope structure, so set, impurities falling onto the convex surface 202, especially large-particle impurities, roll down along the convex surface 202 under the action of gravity, so that the impurities are not easy to adhere to the convex surface 202. Compared with the structure that the upper end face of the second limiting part 201 is set to be a plane, in the embodiment of the utility model, the upper end face of the second limiting part 201 is set to be a convex surface, after the support 100 drives the punch 102 to move downwards in place, the lower end face of the first limiting part 101 is abutted against the convex surface 202 of the second limiting part 201, and the gap between the lower end face and the convex surface 202 is very small and even tightly attached, so that the punch 102 can move in place more accurately, namely, the limiting auxiliary tool can enable the matching between the first limiting part 101 and the second limiting part 201 to be more tight and accurate, thereby improving the accuracy and the processing quality of the workpiece 300 to be processed.
In the limiting auxiliary tool provided by the embodiment of the utility model, in the use process, the support 100 moves downwards to drive the punch 102 to move towards the to-be-punched piece 300 below the punch, when the punch moves in place, the lower end face of the first limiting part 101 abuts against the upper end face of the second limiting part 201, at the moment, the first limiting part 101 and the second limiting part 201 abut against each other to prevent the punch 102 from further pressing against the to-be-punched piece 300, wherein the convex face 202 of the upper end face of the second limiting part 201 is a surface with the cross section gradually reduced from bottom to top, namely, the convex face 202 is of a slope structure, and sundries falling on the convex face 202 fall under the action of gravity, so that the sundries remained on the surface of the convex face 202 are reduced or even avoided, and further, the tight contact between the convex face 202 and the lower end face of the first limiting part 101 is ensured, so that the punch 102 can accurately reach a station, and the processing quality of the to-be-punched piece 300 is improved.
In the embodiment of the present utility model, the convex surface 202 of the second limiting portion 201 may be configured as an arc surface structure. I.e., in a vertical cross-section, the cross-sectional shape of the convex surface 202 is arcuate, e.g., a relatively sharp-topped parabola.
In the embodiment of the present utility model, in addition to the convex surface 202 of the second limiting portion 201 being configured as an arc surface, the convex surface 202 of the second limiting portion 201 may be configured as a conical surface. That is, the cross-section of the convex surface 202 is triangular, and the tapered surface may be a polygonal pyramid such as a triangular pyramid, a rectangular pyramid, a pentagonal pyramid, or a hexagonal pyramid, and is not limited thereto.
In the embodiment of the present utility model, it is preferable that the convex surface 202 of the second stopper 201 is provided as an upwardly convex conical surface, that is, the convex surface 202 is provided as a conical structure.
Specifically, in the embodiment of the present utility model, as shown in fig. 2, the tip portion (uppermost end) of the convex surface 202 is smoothly transitioned. It should be noted that, the rounded transition is to deburr the tip end of the convex surface 202, and is not a large rounded transition, so that impurities are not easily attached to the top end of the convex surface 202.
In the embodiment of the present utility model, as shown in fig. 1, the first limiting portion 101 has an air hole 103, and an outlet of the air hole 103 faces to an uppermost end of the convex surface 202. The setting of gas pocket 103 can in time be in the debris of second spacing portion 201 uppermost end of falling/losing and blow off, guarantees the connection compactness between first spacing portion 101 and the second spacing portion 201.
Specifically, in the embodiment of the present utility model, as shown in fig. 1, the outlet of the air hole 103 is disposed on the lower end surface of the first limiting portion 101 and is located directly above the convex surface 202. By this arrangement, the sundries falling/left at the uppermost end of the second limiting portion 201 can be blown off more accurately and rapidly.
In the embodiment of the present utility model, as shown in fig. 1 and 2, the second limiting portion 201 is provided in a columnar structure. Has the advantages of convenient processing and wide material availability.
In the embodiment of the present utility model, as shown in fig. 1, the lower end surface of the first limiting portion 101 has a concave surface 104 recessed upward, and the concave surface 104 is matched with the convex surface 202 of the second limiting portion 201. So set up, the cooperation of concave surface 104 and convex surface 202 can restrict both lateral displacement, avoids first spacing portion 101 and second spacing portion 201 to take place the displacement along the horizontal direction, and then avoids dashing utensil 102 in-process and squints along the horizontal direction and predetermine the station, namely is equipped with concave surface 104 with the lower terminal surface of first spacing portion 101, guarantees spacing accuracy.
In the embodiment of the present utility model, as shown in fig. 1 and 3, the first limiting portion 101 has a columnar structure. Has the advantages of convenient processing and wide material availability.
In the embodiment of the present utility model, as shown in fig. 1, a plurality of first limiting portions 101 are provided and are arranged at intervals; the second limiting parts 201 are multiple and are arranged at intervals; the second limiting portions 201 are in one-to-one correspondence with the first limiting portions 101. The arrangement of the first limiting parts 101 and the second limiting parts 201 can realize multipoint collaborative limiting and multipoint stress, so that the limiting stability and the processing precision can be further improved.
Although the present utility model is disclosed above, the present utility model is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model, and the scope of the utility model should be assessed accordingly to that of the appended claims.
Finally, it is further noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Although the present utility model is disclosed above, the present utility model is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model, and the scope of the utility model should be assessed accordingly to that of the appended claims.
Claims (10)
1. The limiting auxiliary tool is characterized by comprising a base and a support seat positioned above the base;
the support is used for mounting the punching tool and can move up and down, and is provided with a first limiting part extending downwards;
the base is used for fixing a piece to be punched and provided with a second limiting part extending upwards, and the second limiting part is positioned below the first limiting part; the upper end face of the second limiting part is provided with a convex surface which protrudes upwards, and the cross section of the convex surface is gradually reduced from bottom to top; the uppermost end of the convex surface is opposite to the lower end surface of the first limiting part;
the limit auxiliary tool is configured to: after the support moves downwards in place, the lower end face of the first limiting part abuts against the convex surface.
2. The limit auxiliary tool according to claim 1, wherein the convex surface is an arc surface.
3. The limit aid according to claim 1, wherein the convex surface is a conical surface.
4. A limit auxiliary tool as defined in claim 3, wherein the tip portion of the tapered surface is smoothly transited.
5. The limit aid according to any one of claims 1-4, wherein the first limit portion has an air hole, and an outlet of the air hole faces an uppermost end of the convex surface.
6. The auxiliary limiting tool according to claim 5, wherein the outlet of the air hole is arranged on the lower end face of the first limiting portion and is located right above the convex surface.
7. The limit auxiliary tool according to claim 6, wherein the second limit portion has a columnar structure.
8. The limit auxiliary tool according to claim 6, wherein the lower end face of the first limit portion has a concave surface recessed upward, and the concave surface is adapted to the convex surface of the second limit portion.
9. The limit auxiliary tool according to claim 8, wherein the first limit portion is a columnar structure.
10. The limit auxiliary tool according to claim 9, wherein the first limit parts are multiple and are arranged at intervals; the second limiting parts are multiple and are arranged at intervals; the second limiting parts are in one-to-one correspondence with the first limiting parts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321619111.1U CN220406835U (en) | 2023-06-21 | 2023-06-21 | Limiting auxiliary tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321619111.1U CN220406835U (en) | 2023-06-21 | 2023-06-21 | Limiting auxiliary tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220406835U true CN220406835U (en) | 2024-01-30 |
Family
ID=89652587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321619111.1U Active CN220406835U (en) | 2023-06-21 | 2023-06-21 | Limiting auxiliary tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220406835U (en) |
-
2023
- 2023-06-21 CN CN202321619111.1U patent/CN220406835U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |