CN216802607U - Positioning tool for machining inner hole of pivot - Google Patents
Positioning tool for machining inner hole of pivot Download PDFInfo
- Publication number
- CN216802607U CN216802607U CN202220649111.5U CN202220649111U CN216802607U CN 216802607 U CN216802607 U CN 216802607U CN 202220649111 U CN202220649111 U CN 202220649111U CN 216802607 U CN216802607 U CN 216802607U
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- Prior art keywords
- positioning block
- pivot
- hole
- positioning
- bearing base
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- Expired - Fee Related
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- 238000003754 machining Methods 0.000 title claims abstract description 19
- 230000013011 mating Effects 0.000 claims description 7
- 230000007547 defect Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model provides a positioning tool for machining a pivot inner hole, which can seal a pivot head matching hole through a first positioning block and a second positioning block so as to realize the positioning of a pivot and the fixation of the pivot. The method comprises the following steps: the middle part of the bearing base is provided with a pivot head matching hole which can be matched with a pivot head of a pivot, the bearing base is further provided with a first positioning block and a second positioning block so as to realize the processing and positioning of the pivot, the first positioning block is rotatably arranged near the pivot head matching hole, the second positioning block is connected with the moving assembly, the moving assembly can drive the second positioning block to move, the first positioning block is provided with a first matching curved surface, the second positioning block is provided with a second matching curved surface, the pivot head matching hole can be in a closed state under the condition that the first positioning block is abutted to the second positioning block, and the first matching curved surface and the second matching curved surface jointly form a cylindrical hole so as to be matched with a pivot rod of the pivot.
Description
Technical Field
The utility model mainly relates to the technical field of positioning tools, in particular to a positioning tool for machining an inner hole of a pivot.
Background
The positioning of the tool is an important link for ensuring the product quality, the size and the shape and position of a workpiece can be influenced by incorrect use of the tool or inaccurate positioning of the workpiece during processing, so that waste products are generated, and the fixture is used for ensuring the positioning reference of the workpiece and fixing the workpiece. When the pivot inner hole is machined, if the pivot inner hole is machined firstly, then the pivot head is machined, when the clamp clamps the pivot rod, the pivot rod is easy to deform towards the direction of the pivot inner hole, and then the product is scrapped, so that when the pivot is machined, the pivot head is machined firstly, and then the pivot inner hole is machined by clamping the pivot head, so that the machining precision of the product is ensured. However, the conventional device is inconvenient for an operator to use when machining and positioning the inner hole of the pivot.
In summary, when the pivot inner hole is machined, the pivot head is machined firstly, and then the pivot inner hole is machined by clamping the pivot head so as to ensure the machining precision of the product.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model provides the positioning tool for machining the inner hole of the pivot, the matching hole of the pivot head can be sealed by the first positioning block and the second positioning block, so that the pivot is positioned, and meanwhile, the pivot can be fixed.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
the utility model provides a pivot hole processing is with location frock, includes: the bearing base, the first positioning block, the second positioning block, the pivot head matching hole and the moving assembly are arranged on the bearing base; the middle part of the bearing base is provided with the pivot head matching hole which can be matched with the pivot head of the pivot, the bearing base is also provided with the first positioning block and the second positioning block, so as to realize the processing and positioning of the pivot, the first positioning block is rotatably arranged near the matching hole of the pivot head, the second positioning block is connected with the moving component, the moving component can drive the second positioning block to move, the first positioning block is provided with a first matching curved surface, the second positioning block is provided with a second matching curved surface, the pivot head matching hole can be in a closed state under the condition that the first positioning block and the second positioning block are abutted, and the first mating surface and the second mating surface together form a cylindrical bore to mate with a pivot rod of the pivot.
The positioning tool for processing the inner hole of the pivot shaft is characterized in that the first positioning block is provided with a rotating hole, the bearing base is correspondingly provided with a rotating column, and the rotating column is connected with the rotating hole.
The positioning tool for processing the inner hole of the pivot shaft is characterized in that the first positioning block is further provided with a first mounting hole, the bearing base is correspondingly provided with a first fixing hole, and a fastener is aligned with the first mounting hole and the first fixing hole and penetrates through the first mounting hole and the first fixing hole to fix the first positioning block on the bearing base.
The positioning tool for processing the inner hole of the pivot further comprises a baffle, a telescopic straight rod and a telescopic straight pipe, wherein the baffle is arranged on the bearing base, the telescopic straight pipe is connected with the baffle, the telescopic straight rod can move relatively in the telescopic straight pipe, and the telescopic straight rod is connected with the second positioning block.
The positioning tool for processing the inner hole of the pivot shaft is characterized in that a second positioning block is provided with a second mounting hole, a bearing base is correspondingly provided with a second fixing hole, and a fastener is aligned with the second mounting hole and the second fixing hole and penetrates through the second mounting hole and the second fixing hole to fix the second positioning block on the bearing base.
According to the positioning tool for machining the inner hole of the pivot, the defect structure is arranged on the second positioning block and is matched with the arrangement position of the rotating hole on the first positioning block.
The positioning tool for processing the inner hole of the pivot shaft is characterized in that the bearing base is provided with a groove, and the baffle is arranged in the groove.
The positioning tool for processing the inner hole of the pivot is characterized in that a first rubber pad is arranged on the first positioning block, a second rubber pad is arranged on the second positioning block, and a third rubber pad is arranged on the matching hole of the pivot head.
According to the positioning tool for machining the inner hole of the pivot, the first rubber pad and the second rubber pad are identical in shape.
Compared with the prior art, the utility model has the beneficial effects that:
the bearing base, the first positioning block, the second positioning block, the pivot head matching hole and the moving assembly are arranged; the middle part of the bearing base is provided with the pivot head matching hole which can be matched with the pivot head of the pivot, the bearing base is also provided with the first positioning block and the second positioning block, so as to realize the processing and positioning of the pivot, the first positioning block is rotatably arranged near the matching hole of the pivot head, the second positioning block is connected with the moving component, the moving component can drive the second positioning block to move, the first positioning block is provided with a first matching curved surface, the second positioning block is provided with a second matching curved surface, the pivot head matching hole can be in a closed state under the condition that the first positioning block and the second positioning block are abutted, and the first mating surface and the second mating surface together form a cylindrical bore to mate with a pivot rod of the pivot.
In practical application, the pivot head of the pivot is placed into the pivot matching hole, and then the pivot rod of the pivot is clamped by the first positioning block and the second positioning block, so that the machining and positioning of the pivot are realized.
Drawings
FIG. 1 is a structural diagram of the overall structure of the present invention;
FIG. 2 is a block diagram of another perspective of the overall structure of the present invention;
FIG. 3 is a structural head of the pivot of the present invention;
FIG. 4 is a cross-sectional view of a portion of the structure of the load base of the present invention;
reference numerals shown in the drawings: 1. a load-bearing base; 11. a pivot head mating hole; 12. a groove; 2. a first positioning block; 21. a first mounting hole; 22. a first matching curved surface; 23. rotating the hole; 3. a second positioning block; 31. a second mounting hole; 32. a second matching curved surface; 33. a defect structure; 4. a moving assembly; 41. a telescopic straight pipe; 42. a telescopic straight rod; 43. a baffle plate; 5. fixing a column; 61. a pivot head; 62. a pivot rod.
Detailed Description
The utility model is further described with reference to the accompanying drawings and specific embodiments. It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and these equivalents also fall within the scope of the present application.
As shown in fig. 1 to 4, the present invention provides a positioning tool for processing an inner hole of a pivot, including: the bearing device comprises a bearing base 1, a first positioning block 2, a second positioning block 3, a pivot head matching hole 11 and a moving assembly 4; the middle part of the bearing base 1 is provided with a pivot head matching hole 11, the pivot head matching hole 11 can be matched with a pivot head 61 of a pivot, the bearing base 1 is further provided with a first positioning block 2 and a second positioning block 3 to realize the processing and positioning of the pivot, the first positioning block 2 is rotatably arranged near the pivot head matching hole 11, the second positioning block 3 is connected with a moving assembly 4, the moving assembly 4 can drive the second positioning block 3 to move, the first positioning block 2 is provided with a first matching curved surface 22, the second positioning block 3 is provided with a second matching curved surface 32, the pivot head matching hole 11 can be in a closed state under the condition that the first positioning block 2 is abutted against the second positioning block 3, and the first matching curved surface 22 and the second matching curved surface 32 jointly form a circle to be matched with a pivot rod 62 of the pivot.
Specifically, be provided with on the first locating piece 2 and rotate hole 23, bear the weight of and be provided with fixed column 5 on the base 1 correspondingly, fixed column 5 links to each other with rotation hole 23. The first positioning block 2 is further provided with a first mounting hole 21, the bearing base 1 is correspondingly provided with a first fixing hole (not shown in the figure), and the first mounting hole 21 and the first fixing hole are aligned and a fastener is arranged in a penetrating manner so as to fix the first positioning block 2 on the bearing base. Similarly, a second mounting hole 31 is formed in the second positioning block 3, a second fixing is correspondingly formed in the bearing base 1, and the second positioning block 3 is fixed on the bearing base 1 by aligning the second mounting hole 31 with the second fixing hole and penetrating a fastener.
In practical application, the first positioning block can rotate around the fixed column 5 through the relative rotation of the fixed column 5 and the rotating hole 23, so that the pivot is clamped.
Based on the above structure, the pivot head 61 is placed in the pivot head matching hole 11, and then the first positioning block 2 and the second positioning block 3 are abutted and fixed, so that the pivot can be positioned and fixed, and the pivot can be machined. It should be noted that the rotation of the first positioning block 2 can be manually rotated, or alternatively, the fixing column 5 is connected with a driving motor, at this time, the fixing column 5 and the first positioning block 2 cannot move relatively, the bearing base 1 is provided with a hole matched with the fixing column 5, the fixing column 5 and the hole can rotate relatively, so as to realize the rotation of the first positioning block 2, and a technician can set the rotation according to actual conditions.
The movable assembly 4 comprises a baffle 43, a telescopic straight rod 42 and a telescopic straight pipe 41, the baffle 43 is arranged on the bearing base 1, more specifically, a groove 12 is further formed in the bearing base 1, the baffle 43 is arranged in the groove 12, the telescopic straight pipe 41 is connected with the baffle 43, the telescopic straight rod 42 can move relatively in the telescopic straight pipe 41, and the telescopic straight rod 42 is connected with the second positioning block 3. In practical application, the telescopic straight rod 42 is moved in the telescopic straight pipe 41 through manual operation, so that the second positioning block 3 is moved, and the pivot is clamped conveniently.
It should be noted that the movement of the telescopic straight rod 42 in the telescopic straight tube 41 may be achieved manually, or the telescopic straight tube 41 may be connected to a hydraulic device, and the hydraulic device may provide pressurized hydraulic oil into the telescopic straight tube 41 to drive the telescopic straight rod 42 to move, so as to achieve the movement of the second positioning block 3.
It should be noted that the groove 12 is provided to allow the second positioning block 3 to be closely attached to the upper surface of the carriage base 1, but in the present invention, the first positioning block 2 and the second positioning block 3 are both closely attached to the upper surface of the carriage base 1, but the rotation of the first positioning block 2 and the movement of the second positioning block 3 are not hindered.
Further, be provided with defective structure 33 on the second locating piece 3 to with the first locating piece 2 on rotate the hole 23 set up the department phase-match, and then promoted the accurate nature of first locating piece 2 and 3 butts of second locating piece.
In the present invention, a first rubber pad (not shown) is disposed on the first positioning block 2, a second rubber pad (not shown) is disposed on the second positioning block 3, and a third rubber pad (not shown) is disposed on the pivot head matching hole 11. The first rubber pad and the second rubber pad are identical in shape and are respectively sleeved on the first positioning block 2 and the second positioning block 3. The shape of the third rubber pad is matched with that of the pivot head matching hole 11 and is arranged on the surface of the pivot head matching hole 11. Based on the structure, the protection of the pivot can be enhanced, and the pivot is prevented from being scratched.
The working principle is as follows: firstly, putting a pivot head 61 on a pivot head matching hole 11, then rotating a first positioning block 2, rotating the first positioning block 2 to a position corresponding to a first mounting hole 21 and the first fixing hole on a bearing base 1, and penetrating a fastener to fix the first positioning block 2, wherein the first matching curved surface 22 is matched with the shaft wall curved side surface of a pivot rod 62; then, by moving the telescopic straight rod 42 in the telescopic straight tube 41, the second positioning block 3 is moved to a position corresponding to the second mounting hole 31 and the second fixing hole on the bearing base 1, and a fastener is inserted therein to fix the second positioning block 3, at this time, the second matching curved surface 32 is matched with the other shaft wall curved side surface of the pivot rod 62. After the first positioning block 2 and the second positioning block 3 are fixed, the first positioning block 2 and the second positioning block 3 are abutted, at this time, the first matching curved surface 22 and the second matching curved surface 32 form a cylindrical hole, the cylindrical hole is matched with the pivot rod 62, the movement of the pivot in each direction can be limited, the direction shown in fig. 1 is taken as a reference direction, the first positioning block 2 and the second positioning block 3 can limit the upward movement of the pivot head 61, the accurate positioning and fixing of the pivot are further realized, and then the pivot can be machined by using a rotary cutter.
The technical features disclosed above are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the utility model, so as to achieve the purpose of the utility model.
Claims (9)
1. The utility model provides a pivot hole processing is with location frock which characterized in that includes: the bearing base, the first positioning block, the second positioning block, the pivot head matching hole and the moving assembly are arranged on the bearing base;
the middle part of the bearing base is provided with the pivot head matching hole which can be matched with the pivot head of the pivot, the bearing base is also provided with the first positioning block and the second positioning block, so as to realize the processing and positioning of the pivot, the first positioning block is rotatably arranged near the matching hole of the pivot head, the second positioning block is connected with the moving component, the moving component can drive the second positioning block to move, the first positioning block is provided with a first matching curved surface, the second positioning block is provided with a second matching curved surface, the pivot head matching hole can be in a closed state under the condition that the first positioning block and the second positioning block are abutted, and the first mating surface and the second mating surface together form a cylindrical bore to mate with a pivot rod of the pivot.
2. The positioning tool for machining the inner hole of the pivot shaft according to claim 1, wherein a rotating hole is formed in the first positioning block, a rotating column is correspondingly arranged on the bearing base, and the rotating column is connected with the rotating hole.
3. The positioning tool for machining the inner hole of the pivot shaft according to claim 2, wherein the first positioning block is further provided with a first mounting hole, the bearing base is correspondingly provided with a first fixing hole, and the first positioning block is fixed on the bearing base by aligning the first mounting hole and the first fixing hole and penetrating a fastener.
4. The positioning tool for machining the inner hole of the pivot shaft according to claim 3, wherein the moving assembly comprises a baffle, a telescopic straight rod and a telescopic straight pipe, the baffle is arranged on the bearing base, the telescopic straight pipe is connected with the baffle, the telescopic straight rod can move relatively in the telescopic straight pipe, and the telescopic straight rod is connected with the second positioning block.
5. The positioning tool for machining the inner hole of the pivot shaft according to claim 4, wherein a second mounting hole is formed in the second positioning block, a second fixing hole is correspondingly formed in the bearing base, and a fastener is aligned with the second mounting hole and the second fixing hole and penetrates through the second mounting hole and the second fixing hole to fix the second positioning block on the bearing base.
6. The positioning tool for machining the inner hole of the pivot shaft according to claim 5, wherein the second positioning block is provided with a defect structure so as to be matched with the position of the rotating hole in the first positioning block.
7. The positioning tool for machining the inner hole of the pivot shaft according to claim 6, wherein a groove is further formed in the bearing base, and the baffle is arranged in the groove.
8. The positioning tool for machining the inner hole of the pivot shaft as claimed in any one of claims 1 to 7, wherein a first rubber pad is arranged on the first positioning block, a second rubber pad is arranged on the second positioning block, and a third rubber pad is arranged on the matching hole of the pivot shaft.
9. The positioning tool for machining the inner hole of the pivot shaft according to claim 8, wherein the first rubber pad and the second rubber pad are the same in shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220649111.5U CN216802607U (en) | 2022-03-24 | 2022-03-24 | Positioning tool for machining inner hole of pivot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220649111.5U CN216802607U (en) | 2022-03-24 | 2022-03-24 | Positioning tool for machining inner hole of pivot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216802607U true CN216802607U (en) | 2022-06-24 |
Family
ID=82046806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220649111.5U Expired - Fee Related CN216802607U (en) | 2022-03-24 | 2022-03-24 | Positioning tool for machining inner hole of pivot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216802607U (en) |
-
2022
- 2022-03-24 CN CN202220649111.5U patent/CN216802607U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220624 |