CN220783752U - Tool clamp for installing boring shaft head and boring shaft tail - Google Patents
Tool clamp for installing boring shaft head and boring shaft tail Download PDFInfo
- Publication number
- CN220783752U CN220783752U CN202322065004.5U CN202322065004U CN220783752U CN 220783752 U CN220783752 U CN 220783752U CN 202322065004 U CN202322065004 U CN 202322065004U CN 220783752 U CN220783752 U CN 220783752U
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- CN
- China
- Prior art keywords
- boring
- disc
- head
- tail
- installing
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- 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.)
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Links
- 238000003466 welding Methods 0.000 claims description 3
- 230000003044 adaptive effect Effects 0.000 claims 1
- 238000003754 machining Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The utility model discloses a fixture for installing a boring head and a boring tail, which comprises a disc, a positioning key block, a pull rod and a cone plug, wherein the disc is provided with a groove for installing the positioning key block, the positioning key block is arranged on the disc and is matched with a key groove shape for installing the boring head and the boring tail, a central hole is formed in the middle of the disc, one end of the pull rod is provided with the cone plug, the other end of the pull rod penetrates through the central hole of the disc and is locked by a nut, and the disc is connected with the boring tail. The shaft head and the boring shaft tail are easy to install, and the boring shaft is stable in quality and reliable in accuracy.
Description
Technical Field
The utility model belongs to the field of tool clamps, and particularly relates to a tool clamp for installing a boring shaft head and a boring shaft tail.
Background
The boring shaft is one of important parts in the numerical control boring and milling machine and is also a part directly bearing load. The quality of the boring spindle directly affects the precision, machining performance and product quality of the whole machine tool. During machining of parts using a boring machine, a tool is mounted into a bore of a boring spindle ISO50 (7:24) and held in place by a clamping device by way of end key positioning. Therefore, the precision requirements for boring the inner hole, the outer circle and the end surface key groove of the shaft are very high. The boring shaft consists of a boring shaft head and a boring shaft tail, the boring shaft head and the boring shaft tail are in interference fit, after semi-finish machining is finished on the boring shaft head and the boring shaft tail respectively, the boring shaft head is cold-assembled into an inner hole of the boring shaft tail, and after the position of end face key grooves of the head and the tail is consistent and the end faces are flush, the subsequent finish machining can be performed. The assembly process is cold assembly, the position of an end face key groove of the head part of the boring shaft and the end face of the tail part of the boring shaft and the alignment consistency of the end faces are guaranteed, the manual operation is difficult, the requirement on manual skill is high, and the quality of the boring shaft cannot be guaranteed stably during batch processing.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides the tool clamp for installing the boring head part and the boring tail part, so that the shaft head part and the boring tail part are easy to install, and the boring shaft is stable in quality and reliable in accuracy.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a frock clamp for installing boring spindle nose and boring spindle afterbody, includes disc, location key piece, pull rod, awl is stifled, be equipped with the groove that is used for installing the location key piece on the disc, the location key piece is installed on the disc to it suits with the keyway shape of packing into boring spindle nose and boring spindle afterbody, be equipped with the centre bore in the middle of the disc, pull rod one end is equipped with awl and blocks up, and the other end passes behind the centre bore of disc through the nut locking, disc and boring spindle afterbody connection.
In the technical scheme, the disc is provided with a plurality of through holes, and the through holes are connected with the threaded holes in the tail part of the boring shaft through hexagon head screws.
In the technical scheme, the handle is arranged outside the nut, and a hollow structure for accommodating the pull rod is arranged in the center of the handle.
In the technical scheme, the positioning key block is connected with the disc through the inner hexagon screw.
In the above technical scheme, the number of the positioning key blocks is greater than or equal to 2.
In the technical scheme, the cone plug is provided with the through hole, and the pull rod stretches into the through hole of the cone plug and is connected with the cone plug in a welding mode.
The beneficial effects of the utility model are as follows: the pull rod and the cone plug are welded into an integrated structure, so that the structural strength is enhanced on the basis of reducing the weight; the positioning key block arranged on the disc is positioned with the key groove at the tail part and the head part of the boring shaft, so that the dislocation of the mounting key groove is avoided, and the mounting precision is ensured; the end face of the disc is contacted with the end face of the boring shaft head, and the boring shaft head is pressed into the boring shaft tail by rotating a hexagon head screw connected with the boring shaft tail, so that the physical strength is saved; simple structure is reasonable, simple to operate, and the dress card is swift, and installation problem of installation boring axle head and afterbody that can be better is solved.
Drawings
Fig. 1 is a schematic cross-sectional view of the present utility model.
Fig. 2 is A-A view of fig. 1.
Wherein: the device comprises a handle, a nut, a socket head cap screw, a positioning key block, a pull rod, a disk, a hexagon head cap screw, a cone plug, a boring head, a boring tail and a central hole, wherein the handle is arranged on the handle, the nut is arranged on the handle, the socket head cap screw is arranged on the nut, the positioning key block is arranged on the socket head cap screw, the pull rod is arranged on the socket head cap screw, the disk is arranged on the socket head cap screw, the cone plug is arranged on the socket head cap screw, the boring head cap screw is arranged on the spindle, and the boring head cap screw is arranged on the spindle and the spindle.
Detailed Description
The utility model will be further described with reference to the accompanying drawings and specific examples.
The tool clamp for installing the boring head and the boring tail comprises a disc 6, a positioning key block 4, a pull rod 5 and a cone plug 8, wherein the disc 6 is provided with a groove for installing the positioning key block, the positioning key block 4 is installed on the disc and is matched with a key groove shape for installing the boring head 9 and the boring tail 10, a central hole 11 is formed in the middle of the disc 6, one end of the pull rod 5 is provided with the cone plug 8, the other end of the pull rod passes through the central hole of the disc and is locked by a nut 2, and the disc is connected with the boring tail 10.
The positioning key block 4 is simultaneously installed in key grooves on the end faces of the boring shaft head 9 and the boring shaft tail 10, so that the consistency of the key grooves after installation is ensured.
In the above technical scheme, the disc 6 is provided with a plurality of through holes, and is connected with the threaded hole of the boring shaft tail 10 through the hexagon head screw 7. The disc is provided with a through hole consistent with the threaded hole at the tail part of the boring shaft, and the boring shaft head is pressed into the tail part of the boring shaft through a screw in a positioning connection manner.
The cone plug 8 positions the boring head 9, and when the nut 2 is locked, the hexagon head screw 7 is respectively screwed so that the boring head is pressed into the boring tail.
In the above technical solution, the handle 1 is disposed outside the nut 2, and a hollow structure for accommodating the pull rod 5 is disposed in the center of the handle 1.
In the above technical solution, the positioning key block 4 is connected with the disc 6 through the socket head cap screw 3.
In the above technical solution, the number of the positioning key blocks 4 is greater than or equal to 2. Two positioning grooves matched with the positioning key blocks 4 are formed in the disc 6, and the positioning key blocks 4 are fastened on the disc 6 through the inner hexagon screws 3.
In the above technical scheme, the cone plug 8 is provided with a hole, and the pull rod 5 extends into the hole of the cone plug and is connected with the cone plug 8 in a welding mode. The structural strength is enhanced on the basis of weight reduction.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (6)
1. A frock clamp for installing boring spindle nose and boring spindle afterbody, characterized by: the positioning key block is arranged on the disc and is adaptive to the shape of a key groove filled in the head part and the tail part of the boring shaft, a central hole is formed in the middle of the disc, one end of the pull rod is provided with the cone plug, the other end of the pull rod penetrates through the central hole of the disc and is locked by a nut, and the disc is connected with the tail part of the boring shaft.
2. The tool clamp for installing a boring head and a boring tail according to claim 1, wherein: the disc is provided with a plurality of through holes, and the through holes are connected with threaded holes in the tail part of the boring shaft through hexagon head screws.
3. The tool clamp for installing a boring head and a boring tail according to claim 1, wherein: the nut is provided with a handle, and the center of the handle is provided with a hollow structure for accommodating the pull rod.
4. The tool clamp for installing a boring head and a boring tail according to claim 1, wherein: the positioning key block is connected with the disc through an inner hexagon screw.
5. The tool clamp for installing a boring head and a boring tail according to claim 1 or 4, wherein: the number of the positioning key blocks is more than or equal to 2.
6. The tool clamp for installing a boring head and a boring tail according to claim 1, wherein: the cone plug is provided with a through hole, and the pull rod is connected with the cone plug in a welding mode after extending into the through hole of the cone plug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322065004.5U CN220783752U (en) | 2023-08-02 | 2023-08-02 | Tool clamp for installing boring shaft head and boring shaft tail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322065004.5U CN220783752U (en) | 2023-08-02 | 2023-08-02 | Tool clamp for installing boring shaft head and boring shaft tail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220783752U true CN220783752U (en) | 2024-04-16 |
Family
ID=90637116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322065004.5U Active CN220783752U (en) | 2023-08-02 | 2023-08-02 | Tool clamp for installing boring shaft head and boring shaft tail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220783752U (en) |
-
2023
- 2023-08-02 CN CN202322065004.5U patent/CN220783752U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |