CN216503642U - Pin shaft drilling positioning device - Google Patents
Pin shaft drilling positioning device Download PDFInfo
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- CN216503642U CN216503642U CN202121834240.3U CN202121834240U CN216503642U CN 216503642 U CN216503642 U CN 216503642U CN 202121834240 U CN202121834240 U CN 202121834240U CN 216503642 U CN216503642 U CN 216503642U
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- fixedly connected
- pin shaft
- plate
- drilling
- base
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Abstract
The utility model discloses a pin shaft drilling and positioning device, which relates to the field of pin shaft production and comprises a base, wherein the left side of the top end of a telescopic base is fixedly connected with a supporting column, the top end of the telescopic supporting column is fixedly connected with a supporting plate and a compression cylinder, the bottom end of the supporting plate is fixedly connected with a drilling machine main body and a drill bit, a fixed groove is arranged in the base, the right side of the supporting column is provided with a vertical limiting block, the right side of the fixed groove is provided with a pushing semicircular disc, a fixed plate, a limiting plate, a telescopic device, a connecting shaft and a rotating disc, the left side of the base is fixedly connected with a baffle, the left end of a pin shaft is abutted against the baffle, the baffle is fixed by a positioning connecting plate and is not easy to loosen to cause the pin shaft to shift during clamping, the rotating disc is rotated to push the connecting shaft, so that the right end of the pin shaft is abutted against the pushing semicircular disc, the pin shaft is fixed by the pushing semicircular disc and the baffle, and finally, the pin shaft is drilled by the drill bit, therefore, the drilling precision is higher, and the subsequent dismounting and mounting work is facilitated.
Description
Technical Field
The utility model relates to the field of pin shaft production, in particular to a pin shaft drilling and positioning device.
Background
The cylindrical pin shaft belongs to a positioning pin, is used for fixing the relative position between parts and is an important auxiliary part in the process of combined processing and assembling. In order to facilitate the dismounting operation of the cylindrical pin shaft, a threaded hole is usually formed in one end of the cylindrical pin shaft.
When a unit processes radial holes on shaft pin workpieces in batches, the original processing technology is to use a marking gauge to mark each shaft pin according to the drilling processing size of the shaft pin workpiece in a drawing, then use a sample punch to punch a punching point, and finally drill holes on a drilling machine.
Therefore, the working efficiency is low, the labor intensity is high, the stress is large during processing, the surface precision of the cylindrical pin shaft is high, the friction coefficient is small, the cylindrical pin shaft is easy to shift during clamping, and the axis of the drilled threaded hole and the axis of the cylindrical pin shaft are inclined to influence the subsequent dismounting work.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the technical scheme provides the pin shaft drilling positioning device, and solves the problems that the working efficiency is low, the labor intensity is high, the stress is large during processing, the surface precision of the cylindrical pin shaft is high, the friction coefficient is small, the cylindrical pin shaft is easy to shift during clamping, the axis of a drilled threaded hole and the axis of the cylindrical pin shaft are inclined, and the subsequent dismounting work is influenced.
In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows:
a drilling and positioning device for a pin shaft comprises a base, wherein a supporting column is fixedly connected to the left side of the top end of the base, the top end of the supporting column is fixedly connected with a supporting plate, the top end of the supporting plate is fixedly connected with a compression cylinder, the bottom end of the supporting plate is fixedly connected with a drilling machine main body, the bottom end of the drilling machine main body is fixedly connected with a drill bit, a fixing groove is arranged inside the base, a vertical limiting block is arranged on the right side of the supporting column, a pushing semicircular disc is arranged on one side of the fixed groove, which is far away from the supporting column, the right side of the pushing semicircular disc is fixedly connected with a fixed plate, a limiting plate is fixedly connected to one side of the fixing plate, which is far away from the pushing semicircular disc, a telescopic device is fixedly connected to the right side of the limiting plate, the right side mechanical connection of telescoping device has the connecting axle, the right side fixedly connected with rolling disc of connecting axle, the left side fixedly connected with baffle of base.
Preferably, the top end of the drilling machine main body penetrates through the supporting plate and extends to be mechanically connected with the compression cylinder, and the drill bit is arranged right above the fixing groove.
Preferably, the inside both sides of telescoping device all are provided with the elastic rod, the relative one side of elastic rod is provided with the telescopic link, the outer wall of telescopic link is provided with the expansion ring.
Preferably, the left side and the telescopic link fixed connection of connecting axle, just the right side of telescopic link runs through the fixed plate and extends to and propelling movement semicircle dish fixed connection.
Preferably, the left side fixedly connected with location connecting plate of baffle, the equal threaded connection in left side four corners of location connecting plate has fixing bolt.
Preferably, the top end of the positioning connecting plate is flush with the central line of the baffle, and the bottom end of the positioning connecting plate is flush with the central line of the base.
Preferably, the four corners of the bottom end of the base are provided with rollers.
Preferably, the inside of support column is provided with the spout, just the backup pad and spout joint.
Compared with the prior art, the utility model provides a pin shaft drilling positioning device, which has the following beneficial effects:
according to the utility model, through the arrangement of the compression cylinder and the fixed groove, the pin shaft is placed in the fixed groove, one end of the pin shaft abuts against the baffle, the baffle is fixed by the positioning connecting plate, the pin shaft is not easy to move when being clamped, the rotating disc is further rotated to push the connecting shaft, the telescopic rod arranged in the connecting shaft is further driven to move forwards, the pushing semicircular disc fixedly connected with the telescopic rod is driven to extrude the pin shaft, the pin shaft is fixed by the pushing semicircular disc and the baffle, and the compression cylinder is further started to push the drill bit at the bottom end of the drilling machine main body to drill the pin shaft, so that the axle center of the threaded hole and the axle center of the cylindrical pin shaft cannot deviate, the precision is higher, and the subsequent dismounting work is facilitated.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a cross-sectional view of the retractor of the present invention;
FIG. 3 is a left side view of the present invention;
the reference numbers in the figures are:
1. a base;
2. a fixing plate;
3. rotating the disc;
4. a connecting shaft;
5. a telescoping device;
6. a limiting plate;
7. pushing the semicircular disc;
8. fixing grooves;
9. a vertical limiting block;
10. a support plate;
11. a compression cylinder;
12. a baffle plate;
13. a support pillar;
14. a drill bit;
15. a drill body;
16. a telescopic ring;
17. a telescopic rod;
18. an elastic rod;
19. fixing the bolt;
20. a roller;
21. and positioning the connecting plate.
Detailed Description
The following description is presented to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.
Referring to fig. 1-3, a pin shaft drilling and positioning device comprises a base 1, rollers 20 are arranged at four corners of the bottom of the base 1, manual burden can be relieved when the pin shaft needs to be moved, the rollers 20 are fixed during operation, a support column 13 is fixedly connected to the left side of the top end of the telescopic base 1, a support plate 10 is fixedly connected to the top end of the telescopic support column 13, a compression cylinder 11 is fixedly connected to the top end of the support plate 10, a drilling machine main body 15 is fixedly connected to the bottom end of the support plate 10, a drill bit 14 is fixedly connected to the bottom end of the drilling machine main body 15, a fixing groove 8 is arranged inside the base 1, the top end of the drilling machine main body 15 penetrates through the support plate 10 and extends to be mechanically connected with the compression cylinder 11, the drill bit 14 is arranged right above the fixing groove 8, a vertical stopper 9 is arranged at the right side of the support column 13, and the vertical stoppers 9 can further fix two sides of the pin shaft, so that the drilling of the pin shaft is more stable, and the problem that the drilling precision is not high due to inclination is avoided;
a pushing semicircular disc 7 is arranged on one side of the fixing groove 8 far away from the supporting column 13, a fixing plate 2 is fixedly connected to the right side of the pushing semicircular disc 7, a limiting plate 6 is fixedly connected to one side of the fixing plate 2 far away from the pushing semicircular disc 7, a telescopic device 5 is fixedly connected to the right side of the limiting plate 6, elastic rods 18 are arranged on two inner sides of the telescopic device 5, a telescopic rod 17 is arranged on the opposite side of the elastic rod 18, a telescopic ring 16 is arranged on the outer wall of the telescopic rod 17, the telescopic rod 17 can freely stretch back and forth under the help of the telescopic ring 16, the elastic rods 18 can control the stretching degree of the rotary disc 3, a connecting shaft 4 is mechanically connected to the right side of the telescopic device 5, the left side of the connecting shaft 4 is fixedly connected with the telescopic rod 17, the right side of the telescopic rod 17 penetrates through the fixing plate 2 and extends to be fixedly connected with the pushing semicircular disc 7, the semicircular disc 7 can be pushed, the rotary disc 3 is fixedly connected to the right side of the connecting shaft 4, the left side of the base 1 is fixedly connected with a baffle 12, the left side of the baffle 12 is fixedly connected with a positioning connecting plate 21, four left corners of the positioning connecting plate 21 are all in threaded connection with fixing bolts 19, the top end of the positioning connecting plate 21 is flush with the central line of the baffle 12, and the bottom end of the positioning connecting plate 21 is flush with the central line of the base 1, so that the stability of the baffle 12 is ensured, and the waste of resources caused by drilling errors due to looseness during abutting is avoided;
the pin shaft is placed in the fixing groove 8, one end of the pin shaft is abutted to the baffle plate 12, the baffle plate 12 is fixed by the positioning connecting plate 21 and is not easy to loosen and cause displacement of the pin shaft during clamping, the rotating disc 3 is rotated to push the connecting shaft 4, the telescopic rod 17 arranged in the connecting shaft 4 is further driven to move forwards, the pushing semicircular disc 7 fixedly connected with the telescopic rod 17 is driven to extrude the pin shaft, the pin shaft is fixed by the pushing semicircular disc 7 and the baffle plate 12, and the compression cylinder 11 is further started to push the drill bit 14 at the bottom end of the drilling machine main body 15 to drill the pin shaft.
The working principle and the using process of the utility model are as follows: according to the utility model, through the arrangement of the compression cylinder 11 and the fixed groove 8, the pin shaft is placed in the fixed groove 8, one end of the pin shaft is abutted against the baffle plate 12, the baffle plate 12 is fixed by the positioning connecting plate 21, the pin shaft is not easy to move when clamping is carried out, the rotating disc 3 is further rotated to push the connecting shaft 4, the telescopic rod 17 arranged in the connecting shaft 4 is further driven to move forwards, the pushing semicircular disc 7 fixedly connected with the telescopic rod 17 is driven to extrude the pin shaft, the pin shaft is fixed by the pushing semicircular disc 7 and the baffle plate 12, the compression cylinder 11 is further started to push the drill bit 14 at the bottom end of the drilling machine main body 15 to drill the pin shaft, and thus, the axis of a threaded hole and the axis of the cylindrical pin shaft cannot deviate, the precision is high, and the subsequent dismounting work is facilitated.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (8)
1. The pin shaft drilling and positioning device is characterized by comprising a base (1), wherein a supporting column (13) is fixedly connected to the left side of the top of the base (1), a supporting plate (10) is fixedly connected to the top of the supporting column (13), a compression cylinder (11) is fixedly connected to the top of the supporting plate (10), a drilling machine main body (15) is fixedly connected to the bottom of the supporting plate (10), a drill bit (14) is fixedly connected to the bottom of the drilling machine main body (15), a fixing groove (8) is formed in the base (1), a vertical limiting block (9) is arranged on the right side of the supporting column (13), a pushing semicircular disc (7) is arranged on one side, away from the supporting column (13), of the fixing groove (8), a fixing plate (2) is fixedly connected to the right side of the pushing semicircular disc (7), and a limiting plate (6) is fixedly connected to one side, away from the pushing semicircular disc (7), of the fixing plate (2), the right side fixedly connected with telescoping device (5) of limiting plate (6), the right side mechanical connection of telescoping device (5) has connecting axle (4), the right side fixedly connected with rolling disc (3) of connecting axle (4), the left side fixedly connected with baffle (12) of base (1).
2. The pin drilling and positioning device of claim 1, wherein: the top end of the drilling machine main body (15) penetrates through the supporting plate (10) and extends to be mechanically connected with the compression cylinder (11), and the drill bit (14) is arranged right above the fixing groove (8).
3. The pin drilling and positioning device of claim 1, wherein: elastic rods (18) are arranged on two sides of the interior of the telescopic device (5), a telescopic rod (17) is arranged on one side, opposite to the elastic rods (18), of the telescopic rod, and a telescopic ring (16) is arranged on the outer wall of the telescopic rod (17).
4. The pin drilling and positioning device of claim 3, wherein: the left side of connecting axle (4) and telescopic link (17) fixed connection, just the right side of telescopic link (17) runs through fixed plate (2) and extends to and propelling movement semicircle dish (7) fixed connection.
5. The pin drilling and positioning device of claim 1, wherein: the left side fixedly connected with location connecting plate (21) of baffle (12), the equal threaded connection in left side four corners of location connecting plate (21) has fixing bolt (19).
6. The pin drilling and positioning device of claim 5, wherein: the top end of the positioning connecting plate (21) is flush with the central line of the baffle (12), and the bottom end of the positioning connecting plate (21) is flush with the central line of the base (1).
7. The pin drilling and positioning device of claim 1, wherein: and rollers (20) are arranged at four corners of the bottom end of the base (1).
8. The pin drilling and positioning device of claim 1, wherein: the inside of support column (13) is provided with the spout, just backup pad (10) and spout joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121834240.3U CN216503642U (en) | 2021-08-06 | 2021-08-06 | Pin shaft drilling positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121834240.3U CN216503642U (en) | 2021-08-06 | 2021-08-06 | Pin shaft drilling positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216503642U true CN216503642U (en) | 2022-05-13 |
Family
ID=81515424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121834240.3U Active CN216503642U (en) | 2021-08-06 | 2021-08-06 | Pin shaft drilling positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216503642U (en) |
-
2021
- 2021-08-06 CN CN202121834240.3U patent/CN216503642U/en active Active
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