CN211758698U - Machining positioning device for double-hole pin - Google Patents
Machining positioning device for double-hole pin Download PDFInfo
- Publication number
- CN211758698U CN211758698U CN202020111190.5U CN202020111190U CN211758698U CN 211758698 U CN211758698 U CN 211758698U CN 202020111190 U CN202020111190 U CN 202020111190U CN 211758698 U CN211758698 U CN 211758698U
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- positioning
- block
- pin
- fixing
- hole
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- 238000003754 machining Methods 0.000 title claims abstract description 10
- 238000010586 diagram Methods 0.000 description 5
- 238000005553 drilling Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a processing positioner of diplopore round pin belongs to round pin axle positioner technical field. The machining positioning device for the double-hole pin comprises a fixing block and a positioning block, a positioning table for positioning the positioning block is arranged on one side of the upper surface of the fixing block, the side, facing the positioning block, of the positioning table is perpendicular to the upper surface of the fixing block, and the positioning block is connected with the fixing block through a fastener. The positioning block is arranged on the lower surface of the positioning block, the side face, close to the positioning block, of the fixing block is perpendicular to the upper surface of the fixing block and is provided with a fixing groove for fixing a workpiece, and a positioning pin perpendicular to the fixing block is arranged in the fixing groove. A limiting hole is formed in the upper surface of the positioning plate, a clamping groove is formed in the bottom of the fixing groove, and a groove is formed in the middle of the fixing groove; the limiting hole and the axis of the arc-shaped clamping groove are on the same straight line. The utility model adopts the above structure the processing positioner of diplopore round pin can solve two pinhole processing unsafe problems in location on the round pin axle.
Description
Technical Field
The utility model belongs to the technical field of round pin axle processing positioner technique and specifically relates to a processing positioner of diplopore round pin is related to.
Background
The pin shaft is a connecting piece, and can be fixedly connected statically or can rotate relative to the connected piece. In some special occasions, two pin holes with the central axis having an included angle of 90 degrees need to be processed on the side surface of the pin shaft, and the traditional processing mode is that the pin shaft is fixed on a workbench of a drilling machine and a pin hole is processed firstly; and then, another pin hole is processed by adjusting the direction of the pin shaft, when the second pin hole is processed, the pin shaft is difficult to be accurately positioned, and the position relation of the two pin holes has certain deviation, so that the processing precision of the pin shaft is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a processing positioner of diplopore round pin solves two pinhole processing unsafe problems in round pin epaxial location.
In order to achieve the purpose, the utility model provides a processing and positioning device for a double-hole pin, which comprises a fixed block and a positioning block, wherein one side of the upper surface of the fixed block is provided with a positioning table for positioning the positioning block, the side of the positioning table facing the positioning block is vertical to the upper surface of the fixed block, and the positioning block is connected with the fixed block through a fastener;
a positioning plate is arranged on the lower surface of the positioning block and is positioned on one side of the fixing block, the side surface of the fixing block, which is close to the positioning plate, is vertical to the upper surface of the fixing block and is provided with a fixing groove for fixing a workpiece, and a positioning pin vertical to the fixing block is arranged in the fixing groove;
a limiting hole for placing a workpiece is formed in the upper surface of the positioning plate, a clamping groove for placing the workpiece is formed in the bottom of the fixing groove, and a groove is formed in the middle of the fixing groove; the limiting hole and the axis of the arc-shaped clamping groove are on the same straight line.
Preferably, the fastener is a jackscrew, the upper surface of the positioning block is provided with at least one threaded hole matched with the jackscrew, and the jackscrew penetrates through the threaded hole to be tightly propped against the fixing block to fix the positioning block on the fixing block.
Preferably, the distance from the upper surface of the positioning block to the bottom of the fixing block is equal to the length of the pin shaft; the aperture of the limiting hole and the diameter of the circumferential surface where the clamping groove is located are not smaller than the diameter of the pin shaft.
Preferably, the diameter of a circle where the cross section of the positioning pin is located is smaller than the aperture of the first pin hole or the second pin hole, and the distance between the center of the positioning pin and the central axis of the limiting hole is equal to the distance between the center of the first pin hole and the center of the second pin hole.
Preferably, the fixing groove is a V-shaped groove.
Processing positioner of diplopore round pin, carry out twice location to the work piece respectively through spacing hole, locating pin, spacing hole and locating pin vertical distribution for two pinholes on the work piece of processing out are on the work piece vertical distribution. The distance between the central axis of the limiting hole and the central axis of the positioning pin is equal to the distance between the centers of the two pin holes, so that the processing positions of the two pin holes are ensured, the problem of inaccurate positioning of workpieces is solved, and the processing precision of the workpieces is improved.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a positioning device for machining a double-hole pin according to the present invention;
fig. 2 is a schematic view of an internal structure of an embodiment of a positioning device for machining a double-hole pin according to the present invention;
fig. 3 is a schematic cross-sectional structure view of an embodiment of a positioning device for machining a double-hole pin according to the present invention;
fig. 4 is a schematic diagram of the pin structure of the embodiment of the processing positioning device for the double-hole pin of the present invention.
Reference numerals
1. A fixed block; 2. positioning blocks; 3. a positioning table; 4. fixing grooves; 5. positioning pins; 6. a limiting hole; 7. positioning a plate; 8. carrying out top thread; 9. a card slot; 10. a groove; 11. a first pin hole; 12. and a second pin hole.
Detailed Description
Examples
Fig. 1 is the utility model relates to a structural schematic diagram of processing positioner embodiment of diplopore round pin, fig. 2 is the utility model relates to an inner structure schematic diagram of processing positioner embodiment of diplopore round pin, fig. 3 is the utility model relates to a cross-sectional structure schematic diagram of processing positioner embodiment of diplopore round pin, fig. 4 is the utility model relates to a pin axial structure schematic diagram of processing positioner embodiment of diplopore round pin. The utility model provides a processing positioner of diplopore round pin, includes fixed block 1 and locating piece 2, and fixed block 1 and locating piece 2 are the structure of rectangle on the whole. One side of the upper surface of the fixed block 1 is provided with a positioning table 3 for positioning the positioning block 2, and the side surface of the positioning table 3 facing the positioning block 2 is vertical to the upper surface of the fixed block 1. The positioning block 2 slides on the fixing block 1 along the positioning table 3, and the good vertical relation between the fixing block 1 and the positioning block 2 is kept. The positioning block 2 is connected with the fixing block 1 through a fastener, and the fastener is a jackscrew 8 in the embodiment. The upper surface of locating piece 2 is provided with at least one and the screw hole of jackscrew 8 looks adaptation, and the screw hole is two in this embodiment, and jackscrew 8 passes the screw hole top tightly on the upper surface of fixed block 1, realizes fixed block 1 and locating piece 2's fixed.
A positioning plate 7 is arranged on the lower surface of the positioning block 2, and the positioning plate 7 is positioned on one side of the fixing block 1. The positioning plate 7 and the positioning block 2 are fixedly connected through welding and screw connection, or are in an integral structure. The side of the fixed block 1 close to the positioning plate 7 is vertical to the upper surface of the fixed block 1 and is provided with a fixing groove 4 for fixing a workpiece, and the fixing groove 4 is a V-shaped groove. And a positioning pin 5 vertical to the fixing block 1 is arranged in the fixing groove 4, and one end of the positioning pin 5 is connected with the V-shaped groove through threads. The locating pin 5 is located the innermost of fixed slot 4, and locating pin 5 sets up the tip department at fixed slot 4V type promptly for the work piece can be more firm place in V type groove.
The upper surface of the positioning plate 7 is provided with a limiting hole 6 for placing a workpiece, and the bottom of the fixing groove 4 is provided with a clamping groove 9 for placing the workpiece. The axes of the limiting hole 6 and the arc-shaped clamping groove 9 are on the same straight line, and the diameters of the limiting hole 6 and the clamping groove 9 are equal. The aperture of the limiting hole 6 and the diameter of the circumferential surface of the clamping groove 9 are not smaller than the diameter of the pin shaft, and the aperture of the limiting hole 6 is 0.5-1mm larger than the diameter of the workpiece (pin shaft). The limiting hole 6 is perpendicular to the fixing groove 4. The middle part of fixed slot 4 is provided with recess 10, and recess 10 conveniently holds the drill bit, and the drill bit bores the pinhole back, and the drill bit is stretched into in the recess 10, avoids causing the damage to fixed block 1.
The distance from the upper surface of the positioning block 2 to the bottom of the fixing block 1 is equal to the length of the pin shaft, so that the workpiece is conveniently fixed. The diameter of a circle where the cross section of the positioning pin 5 is located is smaller than the aperture of the first pin hole 11 or the second pin hole 12, and the distance between the center of the positioning pin 5 and the central axis of the limiting hole 6 is equal to the distance between the center of the first pin hole 11 and the center of the second pin hole 12.
When the device is used, the device is placed on a workbench of a drilling machine in a state shown in the attached drawing 2, a workpiece penetrates through a limiting hole 6, the workpiece is clamped between the limiting hole 6 and a clamping groove 9, two ends of the workpiece are fixed through calipers arranged on the workbench of the drilling machine, and then a drill bit is adopted to process a first pin hole of the workpiece; after the processing is finished, the calipers are loosened, the device is placed on a workbench as shown in the state of figure 1, a workpiece is placed in the fixing groove 4, pin holes machined in the workpiece are sleeved on the positioning pins 5, the workpiece is positioned, the other end of the workpiece abuts against the positioning plate 7, the calipers on the workbench are clamped on the side face of the workpiece, the workpiece is tightly propped against the side wall of the fixing groove 4, the workpiece is fixed, and a drill bit penetrates through the limiting hole 6 to process a second pin hole in the workpiece.
Positioner, can carry out the processing of first pinhole in batches to the work piece with the specification, then carry out the processing of second pinhole again, improve work efficiency. The drilling machine and the calipers in the embodiment are of the existing structure, and the requirement can be met by adopting the existing structure.
Therefore, the utility model adopts the above structure the processing positioner of diplopore round pin can solve two pinhole on the round pin axle and add the unsafe problem in location man-hour
The above are specific embodiments of the present invention, but the scope of protection of the present invention should not be limited thereto. Any changes or substitutions which can be easily conceived by those skilled in the art within the technical scope of the present invention are covered by the protection scope of the present invention, and therefore, the protection scope of the present invention is subject to the protection scope defined by the claims.
Claims (5)
1. The utility model provides a processing positioner of diplopore round pin which characterized in that: the positioning device comprises a fixed block and a positioning block, wherein a positioning table for positioning the positioning block is arranged on one side of the upper surface of the fixed block, the side surface of the positioning table, which faces the positioning block, is vertical to the upper surface of the fixed block, and the positioning block is connected with the fixed block through a fastener;
a positioning plate is arranged on the lower surface of the positioning block and is positioned on one side of the fixing block, the side surface of the fixing block, which is close to the positioning plate, is vertical to the upper surface of the fixing block and is provided with a fixing groove for fixing a workpiece, and a positioning pin vertical to the fixing block is arranged in the fixing groove;
a limiting hole for placing a workpiece is formed in the upper surface of the positioning plate, a clamping groove for placing the workpiece is formed in the bottom of the fixing groove, and a groove is formed in the middle of the fixing groove; the limiting hole and the axis of the arc-shaped clamping groove are on the same straight line;
the limiting hole is perpendicular to the positioning pin.
2. The machining positioning device for the double-hole pin as claimed in claim 1, wherein: the fastener is a jackscrew, at least one threaded hole matched with the jackscrew is formed in the upper surface of the positioning block, and the jackscrew penetrates through the threaded hole to be tightly propped against the fixing block to fix the positioning block on the fixing block.
3. The machining positioning device for the double-hole pin as claimed in claim 1, wherein: the distance from the upper surface of the positioning block to the bottom of the fixing block is equal to the length of the pin shaft; the aperture of the limiting hole and the diameter of the circumferential surface where the clamping groove is located are not smaller than the diameter of the pin shaft.
4. The machining positioning device for the double-hole pin as claimed in claim 1, wherein: the diameter of a circle where the cross section of the positioning pin is located is smaller than the aperture of the first pin hole or the second pin hole, and the distance between the center of the positioning pin and the central axis of the limiting hole is equal to the distance between the center of the first pin hole and the center of the second pin hole.
5. The machining positioning device for the double-hole pin as claimed in claim 1, wherein: the fixed groove is a V-shaped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020111190.5U CN211758698U (en) | 2020-01-18 | 2020-01-18 | Machining positioning device for double-hole pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020111190.5U CN211758698U (en) | 2020-01-18 | 2020-01-18 | Machining positioning device for double-hole pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211758698U true CN211758698U (en) | 2020-10-27 |
Family
ID=72895374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020111190.5U Expired - Fee Related CN211758698U (en) | 2020-01-18 | 2020-01-18 | Machining positioning device for double-hole pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211758698U (en) |
-
2020
- 2020-01-18 CN CN202020111190.5U patent/CN211758698U/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: 20201027 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |