CN211708203U - Positioning tool for milling groove on cambered surface of outer wall of pin shaft - Google Patents
Positioning tool for milling groove on cambered surface of outer wall of pin shaft Download PDFInfo
- Publication number
- CN211708203U CN211708203U CN201922377657.0U CN201922377657U CN211708203U CN 211708203 U CN211708203 U CN 211708203U CN 201922377657 U CN201922377657 U CN 201922377657U CN 211708203 U CN211708203 U CN 211708203U
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- Prior art keywords
- pin shaft
- positioning
- wall
- cambered surface
- positioning frame
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- Expired - Fee Related
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- 238000003801 milling Methods 0.000 title claims abstract description 35
- 230000001105 regulatory effect Effects 0.000 claims abstract description 18
- 238000003825 pressing Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000003754 machining Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
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Abstract
A positioning tool for milling grooves in the cambered surface of the outer wall of a pin shaft comprises a rack, a motor and a speed regulating gear set, wherein the motor and the speed regulating gear set are both arranged in the rack, and the power input end of the speed regulating gear set is connected with the output shaft of the motor; the power output end of the speed regulating gear set is connected with a turntable base which is rotationally connected to the rack, and the top surface of the turntable base is radially and adjustably connected with a pin shaft positioning frame; the lower part of the pin shaft positioning frame is fixedly provided with a radial positioning plate, the middle part of the pin shaft positioning frame is movably inserted with a height positioning rod, and the top part of the pin shaft positioning frame is provided with a clamping and positioning unit fixed at the top end of the pin shaft. The positioning tool can perform tool positioning on the outer wall cambered surface milling groove of the pin shaft, the depth of the milling groove and the radian of the groove surface can be controlled at high precision, and the positioning tool is particularly suitable for processing the outer wall cambered surface milling groove of the large-batch pin shaft.
Description
Technical Field
The utility model relates to a mechanical tooling technical field, concretely relates to round pin axle outer wall cambered surface positioning tool for milling flutes.
Background
In the field of workpiece machining, a groove milling of the outer wall of a pin shaft is one of the common machining procedures, but in the prior art, the shape of the groove milling of the outer wall of the pin shaft is limited to a flat groove, the machining method is that the pin shaft is fixedly clamped on a vise of a milling machine, then a milling cutter is used for plane groove milling, and the groove milling method and the groove milling positioning tool have the defects that when an arc groove needs to be milled on the outer wall of the pin shaft, the arc surface of the arc groove cannot be machined at all, the depth and the radian of the arc surface cannot be controlled through the groove milling method and the groove milling positioning tool in the prior art, the existing solution is that a bench worker manually machines the arc groove on the outer wall of the pin shaft according to experience, but when the arc groove on the outer wall of the pin shaft is machined in a large scale, the machining efficiency and the machining.
Through published patent search, no relevant comparison documents are found.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's weak point, provide a round pin axle outer wall cambered surface positioning tool for milling flutes, this positioning tool can carry out the frock location to round pin axle outer wall cambered surface milling flutes to the equal high accuracy control of milling flutes degree of depth and groove face radian is particularly useful for the processing of big outer wall cambered surface milling flutes of round pin axle in batches.
A positioning tool for milling grooves in the cambered surface of the outer wall of a pin shaft comprises a rack, a motor and a speed regulating gear set, wherein the motor and the speed regulating gear set are both arranged in the rack, and the power input end of the speed regulating gear set is connected with the output shaft of the motor; the power output end of the speed regulating gear set is connected with a turntable base which is rotationally connected to the rack, and the top surface of the turntable base is radially and adjustably connected with a pin shaft positioning frame; the lower part of the pin shaft positioning frame is fixedly provided with a radial positioning plate, the middle part of the pin shaft positioning frame is movably inserted with a height positioning rod, and the top part of the pin shaft positioning frame is provided with a clamping and positioning unit fixed at the top end of the pin shaft.
The clamping and positioning unit comprises a top limiting plate, a butt-pressing clamping block and a horizontal supporting block which are sequentially arranged from top to bottom, wherein the top limiting plate and the horizontal supporting block are fixedly arranged on the side wall of the pin shaft positioning frame, and the butt-pressing clamping block is slidably supported on the horizontal supporting block; the opposite-pressing clamping block comprises a fixed block and a movable block, wherein the fixed block is fixedly arranged on the side wall of the pin shaft positioning frame, and the side wall of the fixed block is connected with the movable block through bolt spacing adjustment; the fixed block and the movable block are provided with V-shaped clamping grooves which are clamped on the outer wall of the pin shaft in a matching way; the top limiting plate is provided with a limiting hole which penetrates through and radially limits the pin shaft.
Moreover, a plurality of radial long holes are formed on the top surface of the turntable base, and a plurality of fastening bolts are penetratingly connected in the radial long holes; the top of the fastening bolt penetrates upwards and is in threaded connection with the bottom plate of the pin shaft positioning frame,
and the middle part of the radial positioning plate is fixedly provided with an upward extending ejector pin which is supported on the bottom surface of the pin shaft in an ejecting way.
And the middle part of the pin shaft positioning frame is provided with a plurality of pin holes, and the height positioning rod is movably inserted in the pin holes along the horizontal direction.
The utility model has the advantages and the technical effect be:
the utility model discloses a positioning tool for milling grooves on the cambered surface of the outer wall of a pin shaft, which is integrally supported by a frame; the motor provides the rotating power of the turntable base; the rotating speed of the turntable base is adjusted by the speed adjusting gear set; the turntable seat provides axial support for the pin shaft positioning frame, and the radial long hole on the turntable seat is radially and adjustably connected with the pin shaft positioning frame, so that the rotating radius of the pin shaft with the axis of the turntable seat as the center of a circle is controlled, and the adjustment of the depth of the cambered surface milling groove is realized; the axial positioning point of the pin shaft is controlled by a radial positioning plate and the bottom end of a pin positioning pin shaft by a height positioning rod which radially penetrates through the middle part of the pin shaft in an inserted manner; the top end of the limit pin shaft is fixed by a clamping and positioning unit, wherein a pair of pressing and clamping blocks are used for pressing and fixing the pin shaft through bolts, and a movable block of the pair of pressing and clamping blocks is provided with a sliding limit support in the horizontal direction by a horizontal support plate; and finally, a top limiting plate and a limiting hole provide radial limiting support for the top end of the pin shaft.
The utility model discloses a location frock is used in round pin axle outer wall cambered surface milling flutes has filled the blank of round pin axle outer wall cambered surface milling flutes frock among the prior art, has improved machining efficiency to this location frock simple structure, low cost, the machining precision is high, is a location frock is used in round pin axle outer wall cambered surface milling flutes that has higher creativity.
Drawings
Fig. 1 is a perspective view (front 45 °) of the present invention;
FIG. 2 is a perspective view of the present invention (front 45 degrees, schematic view of the connection inside the frame);
fig. 3 is a perspective view (back 45 °) of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 2 at A;
in the figure: 1-a frame; 2-a clamping and positioning unit; 3-height positioning rod; 4-pin shaft positioning frame; 5-a radial positioning plate; 6-turntable seat; 7-pin holes; 8-knock pin; 9-radial long hole; 10-a motor; 11-a fastening bolt; 12-top limiting plate; 13-a limiting hole; a 14-V shaped clamping groove; 15-fixing block; 16-a horizontal support block; 17-moving block.
Detailed Description
For further understanding of the contents, features and effects of the present invention, the following embodiments will be exemplified in conjunction with the accompanying drawings. It should be noted that the present embodiment is illustrative, not restrictive, and the scope of the invention should not be limited thereby.
A positioning tool for milling grooves in the cambered surface of the outer wall of a pin shaft comprises a rack 1, a motor 10 and a speed regulating gear set, wherein the motor and the speed regulating gear set are both arranged in the rack, and the power input end of the speed regulating gear set is connected with the output shaft of the motor; the power output end of the speed regulating gear set is connected with a turntable seat 6 which is rotationally connected to the rack, and the top surface of the turntable seat is radially and adjustably connected with a pin shaft positioning frame 4; the lower part of the pin shaft positioning frame is fixedly provided with a radial positioning plate 5, the middle part of the pin shaft positioning frame is movably inserted with a height positioning rod 3, and the top part of the pin shaft positioning frame is provided with a clamping and positioning unit 2 fixed at the top end of the pin shaft.
The clamping and positioning unit comprises a top limiting plate 12, a butt-pressing clamping block and a horizontal supporting block 16 which are sequentially arranged from top to bottom, wherein the top limiting plate and the horizontal supporting block are fixedly arranged on the side wall of the pin shaft positioning frame, and the butt-pressing clamping block is slidably supported on the horizontal supporting block; the opposite pressing and clamping block comprises a fixed block 15 and a movable block 16, wherein the fixed block is fixedly arranged on the side wall of the pin shaft positioning frame, and the side wall of the fixed block is connected with the movable block through bolt spacing adjustment; the fixed block and the movable block are provided with V-shaped clamping grooves 14 which are clamped on the outer wall of the pin shaft in a matching way; and the top limiting plate is provided with a limiting hole 13 which penetrates through and radially limits the pin shaft.
Moreover, a plurality of radial long holes 9 are formed on the top surface of the turntable base, and a plurality of fastening bolts 11 are penetratingly connected in the radial long holes; the top of the fastening bolt penetrates upwards and is in threaded connection with the bottom plate of the pin shaft positioning frame,
and the middle part of the radial positioning plate is fixedly provided with an upward extending ejector pin 8 which is supported on the bottom surface of the pin shaft in an abutting mode.
And the middle part of the pin shaft positioning frame is provided with a plurality of pin holes 7, and the height positioning rod is movably inserted in the pin holes along the horizontal direction.
Additionally, the utility model discloses preferably, motor and speed gearset all adopt the ripe product among the prior art, and the motor adopts the ripe means among the prior art with the connected mode of speed gearset and carousel seat pivot.
To more clearly illustrate the embodiments of the present invention, an example is provided below:
the utility model discloses a round pin axle outer wall cambered surface milling flutes is with location frock, round pin axle need be penetrated downwards by spacing hole and fix a position to round pin axle locating rack inside, and the bottom of round pin axle is spacing by the coaxial roof pressure of the knock-pin on the radial limiting plate during location, and the middle part of round pin axle radially pierces through high-position lever, realizes the regulation of round pin axle location height, and the top of round pin axle is fixed by pressing the clamp splice clamp dress to spacing by spacing hole.
The whole frame is fixedly arranged on a lathe track in the groove milling process, then a motor is started, the speed regulating gear set is used for regulating the rotating speed and driving the rotary table seat to rotate, a lathe tool of the lathe extends into the position of the side wall of the cutter pin shaft positioning frame from the upper part of the pin shaft positioning frame in the rotating process of the rotary table seat, the outer wall of a pin shaft positioned and positioned on the pin shaft is subjected to groove milling, it needs to be noted that the pin shaft positioning plate is cylindrical along with the rotary table seat in the rotating process, the top of the cylindrical motion track is an opening area, and the lathe tool of the lathe extends into the cylindrical motion track from the opening area.
When the depth of the arc-shaped groove on the outer wall of the pin shaft needs to be adjusted, the connecting position of the fastening bolt in the radial long hole can be adjusted, and then the distance between the pin shaft positioning frame and the axis position of the turntable base is adjusted; and the radian and the angle of the arc-shaped groove on the outer wall of the pin shaft can be adjusted by cutting the position of the outer wall of the pin shaft into a lathe tool.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.
Claims (5)
1. A positioning tool for milling grooves in the cambered surface of the outer wall of a pin shaft comprises a rack, a motor and a speed regulating gear set, wherein the motor and the speed regulating gear set are both arranged in the rack, and the power input end of the speed regulating gear set is connected with the output shaft of the motor; the method is characterized in that: the power output end of the speed regulating gear set is connected with a turntable base which is rotationally connected to the rack, and the top surface of the turntable base is radially and adjustably connected with a pin shaft positioning frame; the lower part of the pin shaft positioning frame is fixedly provided with a radial positioning plate, the middle part of the pin shaft positioning frame is movably inserted with a height positioning rod, and the top of the pin shaft positioning frame is provided with a clamping and positioning unit fixed at the top end of the pin shaft.
2. The positioning tool for milling the groove on the cambered surface of the outer wall of the pin shaft according to claim 1, is characterized in that: the clamping and positioning unit comprises a top limiting plate, a butt-pressing clamping block and a horizontal supporting block which are sequentially arranged from top to bottom, wherein the top limiting plate and the horizontal supporting block are fixedly arranged on the side wall of the pin shaft positioning frame, and the butt-pressing clamping block is slidably supported on the horizontal supporting block; the butt-pressing clamping block comprises a fixed block and a movable block, wherein the fixed block is fixedly arranged on the side wall of the pin shaft positioning frame, and the side wall of the fixed block is connected with the movable block through bolt spacing adjustment; the fixed block and the movable block are respectively provided with a V-shaped clamping groove which is clamped on the outer wall of the pin shaft in a matching way; and the top limiting plate is provided with a limiting hole which penetrates through and radially limits the pin shaft.
3. The positioning tool for milling the groove on the cambered surface of the outer wall of the pin shaft according to claim 1, is characterized in that: the top surface of the turntable base is provided with a plurality of radial long holes, and a plurality of fastening bolts are connected in the radial long holes in a penetrating manner; the top of the fastening bolt penetrates upwards and is in threaded connection with a bottom plate of the pin shaft positioning frame.
4. The positioning tool for milling the groove on the cambered surface of the outer wall of the pin shaft according to claim 1, is characterized in that: and the middle part of the radial positioning plate is fixedly provided with an upward extending ejector pin, and the ejector pin is supported on the bottom surface of the pin shaft in an ejecting manner.
5. The positioning tool for milling the groove on the cambered surface of the outer wall of the pin shaft according to claim 1, is characterized in that: the middle part of the pin shaft positioning frame is provided with a plurality of pin holes, and the pin holes are internally and movably inserted with height positioning rods along the horizontal direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922377657.0U CN211708203U (en) | 2019-12-26 | 2019-12-26 | Positioning tool for milling groove on cambered surface of outer wall of pin shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922377657.0U CN211708203U (en) | 2019-12-26 | 2019-12-26 | Positioning tool for milling groove on cambered surface of outer wall of pin shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211708203U true CN211708203U (en) | 2020-10-20 |
Family
ID=72819981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922377657.0U Expired - Fee Related CN211708203U (en) | 2019-12-26 | 2019-12-26 | Positioning tool for milling groove on cambered surface of outer wall of pin shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211708203U (en) |
-
2019
- 2019-12-26 CN CN201922377657.0U patent/CN211708203U/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 |
Granted publication date: 20201020 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |