CN221019841U - Slender shaft circumference surface processing tool - Google Patents
Slender shaft circumference surface processing tool Download PDFInfo
- Publication number
- CN221019841U CN221019841U CN202322575928.XU CN202322575928U CN221019841U CN 221019841 U CN221019841 U CN 221019841U CN 202322575928 U CN202322575928 U CN 202322575928U CN 221019841 U CN221019841 U CN 221019841U
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- slender shaft
- tool
- fixing
- bottom plate
- slender
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- 230000000712 assembly Effects 0.000 claims abstract description 33
- 238000000429 assembly Methods 0.000 claims abstract description 33
- 238000003825 pressing Methods 0.000 claims abstract description 29
- 238000003754 machining Methods 0.000 claims abstract description 18
- 238000003801 milling Methods 0.000 description 7
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
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Abstract
The utility model provides a slender shaft circumferential surface machining tool, which comprises a bottom plate, a first tool assembly and a second tool assembly, wherein the first tool assembly and the second tool assembly are arranged on the bottom plate; the first tool assembly comprises at least two first fixing assemblies which are arranged on the bottom plate at intervals along the axial direction of the slender shaft part; each first fixing assembly comprises a first fixing seat and a first pressing block; the first fixing seat is fixed on the bottom plate, and is provided with a rectangular groove which can accommodate two slender shaft parts; the shape of the first pressing block is an inverted triangle; the first pressing block is used for simultaneously pressing two slender shaft parts from the middle of the rectangular groove of the first fixing seat. The utility model can stably fix the slender shaft part and improve the processing precision and quality of the slender shaft part.
Description
Technical Field
The utility model relates to a clamping tool, in particular to a tool for machining the circumferential surface of an slender shaft.
Background
Some slender shaft parts need to be provided with threaded holes, key grooves and the like on the circumferential surface; for slender shaft parts, a special clamping tool is particularly important; if no suitable clamping tool is provided, the slender shaft part is easy to roll and axially float, and the machining precision and quality are seriously affected.
For a key groove on the circumferential surface of the slender shaft part, the milling is needed to be cut by a milling cutter, and if a longer milling cutter is needed because of the interference of a clamping tool, the milling is unstable.
Disclosure of Invention
Aiming at the defects in the prior art, the embodiment of the utility model provides a slender shaft circumferential surface machining tool which can stably fix slender shaft parts and improve the machining precision and quality of the slender shaft parts. In order to achieve the technical purpose, the technical scheme adopted by the embodiment of the utility model is as follows:
the embodiment of the utility model provides a slender shaft circumferential surface machining tool, which comprises a bottom plate and a first tool assembly, wherein the first tool assembly is arranged on the bottom plate;
The first tool assembly comprises at least two first fixing assemblies which are arranged on the bottom plate at intervals along the axial direction of the slender shaft part; each first fixing assembly comprises a first fixing seat and a first pressing block; the first fixing seat is fixed on the bottom plate, and is provided with a rectangular groove which can accommodate two slender shaft parts; the shape of the first pressing block is an inverted triangle; the first pressing block is used for simultaneously pressing two slender shaft parts from the middle of the rectangular groove of the first fixing seat.
Further, the number of the first fixing components is 3-4, wherein two first fixing components are arranged on the bottom plate corresponding to two ends of the slender shaft part, and the rest first fixing components are arranged in the middle of the two first fixing components.
Further, the first tooling assembly further comprises an end positioning block, wherein the end positioning block is fixed on the bottom plate and is positioned outside one end of the slender shaft part, which is required to be machined with the key groove.
Further, the slender shaft circumferential surface machining tool further comprises a second tool assembly;
The second tooling assembly comprises at least two second fixing assemblies which are arranged on the bottom plate at intervals along the axial direction of the slender shaft part; each second fixing assembly comprises a second fixing seat and a second pressing block; the second fixing seat is fixed on the bottom plate, and two V-shaped grooves are formed in the second fixing seat and each V-shaped groove is used for accommodating one slender shaft part; the second pressing block is used for simultaneously pressing two slender shaft parts from the upper part of the second fixing seat.
Further, the number of the second tooling assemblies is 3-4, wherein two second fixing assemblies are arranged on the bottom plate corresponding to two end parts of the slender shaft part, and the rest second fixing assemblies are arranged in the middle of the two second fixing assemblies.
Further, a locating pin is arranged at the bottom of the V-shaped groove of one of the second fixing seats and is used for being inserted into a threaded hole machined in the slender shaft part.
The technical scheme provided by the embodiment of the utility model has the beneficial effects that: the slender shaft circumferential surface machining tool provided by the utility model can stably fix the slender shaft part, prevent the phenomena of rolling, axial movement and the like of the slender shaft part during machining, is beneficial to shortening the overhanging length of the milling cutter, is more stable in cutting, and improves the machining precision and quality of the slender shaft part.
Drawings
Fig. 1 is a schematic structural diagram of an elongated shaft circumferential surface processing tool in an embodiment of the utility model.
Fig. 2 is a schematic view of clamping an elongated shaft part in an embodiment of the utility model.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1, the tool for machining the circumferential surface of the slender shaft according to the embodiment of the utility model comprises a bottom plate 10, a first tool assembly 20 and a second tool assembly 30, wherein the first tool assembly 20 and the second tool assembly 30 are installed on the bottom plate 10;
The first tool assembly 20 comprises at least two first fixing assemblies 210, and the at least two first fixing assemblies 210 are arranged on the base plate 10 at intervals along the axial direction of the slender shaft part 40; each first fixing assembly 210 includes a first fixing base 211 and a first pressing block 212; the first fixing seat 211 is fixed on the bottom plate 10, and a rectangular groove is formed in the first fixing seat 211 and can accommodate the two slender shaft parts 40; the shape of the first press block 212 is an inverted triangle; the first pressing block 212 is used for simultaneously pressing two slender shaft parts 40 from the middle of the rectangular groove of the first fixing seat 211.
Referring to fig. 2, two slender shaft parts 40 are simultaneously placed on the first fixing seat 211 of each first fixing assembly 210, and then the two slender shaft parts 40 are pressed downwards from the middle of the two slender shaft parts 40 through the inverted triangle first pressing block 212, so that the two slender shaft parts 40 are simultaneously attached to the inner side vertical surface (i.e. the positioning surface) of the rectangular groove of the first fixing seat 211; the first pressing block 212 can be connected with the first fixing seat 211 through a fastening screw, so that the compacted slender shaft part 40 cannot displace and roll; screw holes 401 are formed in the top of the circumference of the slender shaft part 40, key grooves 402 can be formed in the top of the circumference of the end part of the slender shaft part 40, and the inverted triangle first pressing block 21 is basically flush with the top of the first fixing seat 211 due to being pressed between the two slender shaft parts 40, so that no obstacle is caused when the key grooves 402 are formed, shortening of the overhanging length of the milling cutter is facilitated, cutting is stable, and machining precision and quality of the slender shaft part 40 are improved.
More preferably, the number of the first fixing assemblies 210 is 3 to 4, wherein two first fixing assemblies 210 are mounted on the base plate 10 corresponding to two ends of the elongated shaft part 40, and the rest of the first fixing assemblies 210 are mounted in the middle of the two first fixing assemblies 210; providing a plurality of first fastening assemblies 210 prevents slight bending of the elongate shaft assembly 40 during processing.
Preferably, the first tooling assembly 20 further includes an end positioning block 220, where the end positioning block 220 is fixed on the base plate 10 and is located outside one end of the elongated shaft part 40 where the key slot 402 is required to be machined; fitting the end of the elongated shaft component 40 that requires the key way 402 to be machined to the end positioning block 220 can prevent the elongated shaft component 40 from axially moving during the milling of the key way 402.
Specifically, the second tooling assembly 30 includes at least two second fixing assemblies 310, where the at least two second fixing assemblies 310 are disposed on the base plate 10 at intervals along the axial direction of the elongated shaft part 40; each second fixing assembly 310 includes a second fixing seat 311 and a second pressing block 312; the second fixing seat 311 is fixed on the bottom plate 10, and two V-shaped grooves are arranged on the second fixing seat 311, and each V-shaped groove respectively accommodates one slender shaft part 40; the second pressing block 312 is used for simultaneously pressing two slender shaft parts 40 from above the second fixing seat 311.
Referring to fig. 2, after the elongated shaft part 40 is fixed by the first tool assembly 20 and the threaded holes 401 and the key grooves 402 are machined, the elongated shaft part 40 is turned 180 degrees and then placed on the second tool assembly 30 to be fixed, and another set of threaded holes on the circumferential surface are machined; the second pressing block 312 may be connected to the second fixing seat 311 by a fastening bolt, and simultaneously press the two elongated shaft parts 40.
More preferably, the number of the second fixture assemblies 30 is 3-4, wherein two second fixing assemblies 310 are mounted on the base plate 10 corresponding to two ends of the elongated shaft part 40, and the rest of the second fixing assemblies 310 are mounted in the middle of the two second fixing assemblies 310; providing a plurality of second securing assemblies 310 prevents the elongate shaft member 40 from slightly bending during processing.
More preferably, a positioning pin 313 is arranged at the bottom of the V-shaped groove of one of the second fixing seats 311, and the positioning pin 313 is used for being inserted into one threaded hole 401 processed by the slender shaft part 40; when the slender shaft part 40 is fixed through the second tool assembly 30, one threaded hole 401 machined for the first time can be aligned and assembled with the positioning pin 313; the V-shaped groove of the second fixing seat 311 and the second pressing block 312 can limit four degrees of freedom of the elongated shaft part 40, namely, the front, back, up and down degrees of freedom, and can limit two degrees of freedom of axial movement and circumferential rotation of the elongated shaft part 40 through the positioning pin 313, so that the elongated shaft part 40 is fully constrained and fixed, phenomena of rolling, axial movement and the like of the elongated shaft part 40 during processing are effectively prevented, and the processing quality can be improved.
Finally, it should be noted that the above-mentioned embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same, and although the present utility model has been described in detail with reference to the examples, it should be understood by those skilled in the art that modifications and equivalents may be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model, and all such modifications and equivalents are intended to be encompassed in the scope of the claims of the present utility model.
Claims (6)
1. The slender shaft circumferential surface machining tool is characterized by comprising a bottom plate (10), and a first tool assembly (20) arranged on the bottom plate (10);
The first tool assembly (20) comprises at least two first fixing assemblies (210), and the at least two first fixing assemblies (210) are arranged on the bottom plate (10) at intervals along the axial direction of the slender shaft part (40); each first fixing assembly (210) comprises a first fixing seat (211) and a first pressing block (212); the first fixing seat (211) is fixed on the bottom plate (10), and a rectangular groove is formed in the first fixing seat (211) and can accommodate two slender shaft parts (40); the shape of the first pressing block (212) is an inverted triangle; the first pressing block (212) is used for simultaneously pressing two slender shaft parts (40) from the middle of the rectangular groove of the first fixing seat (211).
2. The tool for machining the circumferential surface of the slender shaft according to claim 1, wherein the tool comprises a main shaft,
The number of the first fixing assemblies (210) is 3-4, wherein two first fixing assemblies (210) are arranged on the bottom plate (10) corresponding to two end parts of the slender shaft part (40), and the rest of the first fixing assemblies (210) are arranged in the middle of the two first fixing assemblies (210).
3. The tool for machining the circumferential surface of the slender shaft according to claim 1, wherein the tool comprises a main shaft,
The first tool assembly (20) further comprises an end positioning block (220), wherein the end positioning block (220) is fixed on the bottom plate (10) and is positioned outside one end of the slender shaft part (40) where the key groove (402) needs to be machined.
4. A tool for machining a circumferential surface of an elongated shaft according to any one of claims 1-3, characterized in that the tool further comprises a second tool assembly (30);
The second tool assembly (30) comprises at least two second fixing assemblies (310), and the at least two second fixing assemblies (310) are arranged on the bottom plate (10) at intervals along the axial direction of the slender shaft part (40); each second fixing assembly (310) comprises a second fixing seat (311) and a second pressing block (312); the second fixing seat (311) is fixed on the bottom plate (10), two V-shaped grooves are formed in the second fixing seat (311), and each V-shaped groove respectively accommodates one slender shaft part (40); the second pressing block (312) is used for simultaneously pressing the two slender shaft parts (40) from the upper part of the second fixing seat (311).
5. The tool for machining the circumferential surface of the slender shaft according to claim 4, wherein the tool comprises a main shaft,
The number of the second tool assemblies (30) is 3-4, wherein two second fixing assemblies (310) are arranged on the bottom plate (10) corresponding to two end parts of the slender shaft part (40), and the rest of the second fixing assemblies (310) are arranged in the middle of the two second fixing assemblies (310).
6. The tool for machining the circumferential surface of the slender shaft according to claim 4, wherein the tool comprises a main shaft,
A positioning pin (313) is arranged at the bottom of the V-shaped groove of one of the second fixing seats (311), and the positioning pin (313) is used for being inserted into a threaded hole (401) which is processed by the slender shaft part (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322575928.XU CN221019841U (en) | 2023-09-21 | 2023-09-21 | Slender shaft circumference surface processing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322575928.XU CN221019841U (en) | 2023-09-21 | 2023-09-21 | Slender shaft circumference surface processing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221019841U true CN221019841U (en) | 2024-05-28 |
Family
ID=91133628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322575928.XU Active CN221019841U (en) | 2023-09-21 | 2023-09-21 | Slender shaft circumference surface processing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221019841U (en) |
-
2023
- 2023-09-21 CN CN202322575928.XU patent/CN221019841U/en active Active
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