CN211029021U - Positioning fixture for drilling crossed hole of steering knuckle shaft - Google Patents
Positioning fixture for drilling crossed hole of steering knuckle shaft Download PDFInfo
- Publication number
- CN211029021U CN211029021U CN201921641767.7U CN201921641767U CN211029021U CN 211029021 U CN211029021 U CN 211029021U CN 201921641767 U CN201921641767 U CN 201921641767U CN 211029021 U CN211029021 U CN 211029021U
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- mounting disc
- steering knuckle
- drilling
- positioning
- bolt
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Abstract
The utility model relates to the technical field of tool fixtures, in particular to a positioning fixture for drilling a crossed hole of a steering knuckle spindle, which comprises a fixed support and a mounting disc, wherein the fixed support comprises a bottom plate, a front plate and a rear plate which are perpendicular to the bottom plate and are parallel to each other, the mounting disc is rotatably connected with the front plate through a bearing, the front plate is provided with a bolt device for limiting the rotation of the mounting disc, and the mounting disc is provided with at least two pin holes matched with the bolt device; the mounting disc is fixedly provided with a first support sleeve sleeved with a steering knuckle shaft, a positioning hole for preventing the steering knuckle from rotating and a pressure lever device for pressing the steering knuckle to the mounting disc; and a second supporting sleeve sleeved with the steering knuckle shaft is fixed on the rear plate, and a sleeve hole for positioning a drill bit is formed in the rear plate. The utility model is simple in operation, the position in axle type cross hole can be pinpointed fast, the efficiency and the quality of such drilling are improved.
Description
Technical Field
The utility model relates to a frock clamp technical field especially relates to a positioning fixture for boring crossing hole of knuckle axle.
Background
The periphery of the shaft workpiece is drilled with radial crossed holes, in the prior art, an indexing disc is adopted to mark and position on a shaft firstly, or an indexing tool is used to rotate the workpiece to process another hole after one hole is processed, so that the operation is complicated, the efficiency is low, and the positioning is not accurate enough.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art not enough, and provide a positioning fixture for boring crossing hole of knuckle axle, it provides the anchor clamps that can fix a position by oneself, can make the work piece rotate certain angle very conveniently to the accurate positioning drilling position.
The utility model provides a technical scheme that its technical problem adopted is: a positioning clamp for drilling a crossed hole of a steering knuckle shaft comprises a fixing support and a mounting disc, wherein the fixing support comprises a bottom plate, a front plate and a rear plate which are perpendicular to the bottom plate and parallel to each other, the mounting disc is rotatably connected with the front plate through a bearing, the front plate is provided with a bolt device for limiting the rotation of the mounting disc, and the mounting disc is provided with at least two pin holes matched with the bolt device; the mounting disc is provided with a first support sleeve sleeved with the steering knuckle shaft, a positioning hole for preventing the steering knuckle from rotating and a pressure lever device for pressing the steering knuckle to the mounting disc; the rear plate is provided with a second supporting sleeve sleeved with the steering knuckle shaft, and the rear plate is provided with a sleeve hole used for positioning a drill bit.
Furthermore, the bolt device comprises a bolt in sliding connection with the front plate, a spring for pushing the bolt to the mounting disc is sleeved on the bolt, a shifting rod is hinged to one end, far away from the mounting disc, of the bolt, and the middle section of the shifting rod is hinged to the fixed support.
Furthermore, the compression bar device comprises a support fixed on the mounting disc through threaded connection and an eccentric shaft connected with the support in a sliding manner, the eccentric shaft is a round bar, one end of the eccentric shaft is provided with a through hole convenient for rotating the eccentric shaft, and the other end of the eccentric shaft is provided with an eccentric wheel.
Furthermore, there are four pin holes, and four pin holes evenly distribute in the quotation of mounting disc along same circumference.
Furthermore, the first support sleeve and the second support sleeve are copper sleeves.
Furthermore, the disc surface of the mounting disc is provided with a plurality of backing plates for supporting the steering knuckle, and the backing plates and the mounting disc are fixed through countersunk screws.
The utility model has the advantages that: a positioning clamp for drilling a crossed hole of a steering knuckle shaft comprises a fixing support and a mounting disc, wherein the fixing support comprises a bottom plate, a front plate and a rear plate which are perpendicular to the bottom plate and parallel to each other, the mounting disc is rotatably connected with the front plate through a bearing, the front plate is provided with a bolt device for limiting the rotation of the mounting disc, and the mounting disc is provided with at least two pin holes matched with the bolt device; the mounting disc is fixedly provided with a first support sleeve sleeved with a steering knuckle shaft, a positioning hole for preventing the steering knuckle from rotating and a pressure lever device for pressing the steering knuckle to the mounting disc; and a second supporting sleeve sleeved with the steering knuckle shaft is fixed on the rear plate, and a sleeve hole for positioning a drill bit is formed in the rear plate. The utility model is simple in operation, the position in axle type cross hole can be pinpointed fast, the efficiency and the quality of such drilling are improved.
Drawings
FIG. 1 is a front view of a positioning fixture for drilling a knuckle spindle cross bore in accordance with the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
FIG. 3 is a front view of the mount;
fig. 4 is a front view of the eccentric shaft.
Description of reference numerals:
1-fixed support, 11-bottom plate, 12-front plate, 13-back plate, 2-mounting plate, 21-pin hole, 22-positioning hole, 3-bolt device, 31-bolt, 32-spring, 33-driving lever, 4-press rod device, 41-support, 42-eccentric shaft, 421-through hole, 422-eccentric wheel, 5-support sleeve I, 6-support sleeve II, 7-trepanning, 8-backing plate.
Detailed Description
The following detailed description of the present invention is provided in connection with the accompanying drawings and the embodiments, and is not intended to limit the scope of the invention.
As shown in fig. 1-4, the positioning fixture for drilling a cross hole of a steering knuckle spindle of the present embodiment includes a fixing bracket 1 and a mounting plate 2, where the fixing bracket 1 includes a bottom plate 11, a front plate 12 and a rear plate 13 perpendicular to the bottom plate 11 and parallel to each other, the mounting plate 2 is rotatably connected to the front plate 12 through a bearing, the front plate 12 is provided with a plug pin device 3 for limiting the rotation of the mounting plate 2, and the mounting plate 2 is provided with at least two pin holes 21 for matching with the plug pin device 3; a first support sleeve 5 sleeved with a steering knuckle shaft, a positioning hole 22 for preventing the steering knuckle from rotating and a pressure lever device 4 for pressing the steering knuckle to the mounting disc are fixed on the mounting disc 2; and a second support sleeve 6 sleeved with the steering knuckle shaft is fixed on the rear plate 13, and a sleeve hole 7 for positioning a drill bit is formed in the rear plate 13.
When in use, a shaft of a steering knuckle or other shaft type workpieces passes through the first support sleeve 5 and the second support sleeve 6, a positioning pin is inserted into the positioning hole 22 to prevent the steering knuckle from rotating, and the steering knuckle is pressed to the mounting disc 2 by the pressure lever device 4 to prevent the steering knuckle from sliding, so that the steering knuckle is fixed to the mounting disc 2; the sleeve hole 7 is in threaded connection with the rear plate 13, the distance between the sleeve hole and the rear plate is adjustable, so that the position of drilling on the steering knuckle shaft can be adjusted, and if the crossed holes are not on the same circumference, more sleeve holes 7 can be arranged, so that the crossed holes are drilled at different positions of the steering knuckle shaft; at least two pinhole 21 with contained angle between the mounting disc pivot does the angle that mounting disc 2 can fix a position, because pinhole 21 has four, four pinhole 21 along same circumference evenly distributed in the quotation of mounting disc 2, so, 2 minimum positioning angles of mounting disc are 90, and the contained angle between two times drilling on the knuckle axle is 90 at minimum promptly, if will change this contained angle, can adjust adjacent two contained angle between the pinhole 21.
The compression bar device 4 comprises a support 41 fixed on the mounting disc 2 through threaded connection, and an eccentric shaft 42 connected with the support 41 in a sliding manner, wherein the eccentric shaft 42 is a round bar, one end of the eccentric shaft 42 is provided with a through hole 421 for facilitating rotation of the eccentric shaft 42, and the other end of the eccentric shaft 42 is provided with an eccentric wheel 422. The eccentric wheel 422 is a segment of a cylinder, the diameter of which is larger than the diameter of the eccentric shaft 42, and the cylinder is internally tangent to the eccentric shaft 42.
The disc surface of the mounting disc 2 is provided with a plurality of backing plates 8 for supporting the steering knuckles, and the backing plates 8 and the mounting disc 2 are fixed through countersunk screws, so that the mounting requirements of different steering knuckles can be met.
The first support sleeve 5 and the second support sleeve 6 are fixed through clamping rings and can be replaced at any time so as to adapt to steering knuckles with different diameters.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides a positioning fixture for boring knuckle axle cross hole which characterized in that: the mounting device comprises a fixing support (1) and a mounting disc (2), wherein the fixing support (1) comprises a bottom plate (11), a front plate (12) and a rear plate (13) which are perpendicular to the bottom plate (11) and parallel to each other, the mounting disc (2) is rotatably connected with the front plate (12) through a bearing, the front plate (12) is provided with a bolt device (3) for limiting the rotation of the mounting disc (2), and the mounting disc (2) is provided with at least two pin holes (21) matched with the bolt device (3); the mounting disc (2) is provided with a first support sleeve (5) sleeved with a steering knuckle shaft, a positioning hole (22) for preventing the steering knuckle from rotating and a pressure lever device (4) for pressing the steering knuckle to the mounting disc (2); the rear plate (13) is provided with a second support sleeve (6) sleeved with the steering knuckle shaft, and the rear plate (13) is provided with a sleeve hole (7) for positioning a drill bit.
2. A positioning jig for drilling a knuckle spindle cross hole according to claim 1, characterized in that: the bolt device (3) comprises a bolt (31) which is in sliding connection with the front plate (12), a spring (32) which pushes the bolt (31) to the mounting disc (2) is sleeved on the bolt (31), a shifting lever (33) is hinged to one end, far away from the mounting disc (2), of the bolt (31), and the middle section of the shifting lever (33) is hinged to the fixed support (1).
3. A positioning jig for drilling a knuckle spindle cross hole according to claim 1, characterized in that: the compression bar device (4) comprises a support (41) fixed on the mounting disc (2) through threaded connection and an eccentric shaft (42) connected with the support (41) in a sliding mode, the eccentric shaft (42) is a round bar, a through hole (421) facilitating rotation of the eccentric shaft (42) is formed in one end of the eccentric shaft (42), and an eccentric wheel (422) is arranged at the other end of the eccentric shaft (42).
4. A positioning jig for drilling a knuckle spindle cross hole according to claim 1, characterized in that: the number of the pin holes (21) is four, and the four pin holes (21) are uniformly distributed on the disc surface of the mounting disc (2) along the same circumference.
5. A positioning jig for drilling a knuckle spindle cross hole according to claim 1, characterized in that: the first support sleeve (5) and the second support sleeve (6) are copper sleeves.
6. A positioning jig for drilling a knuckle spindle cross hole according to claim 1, characterized in that: the disc surface of the mounting disc (2) is provided with a plurality of backing plates (8) for supporting the steering knuckles, and the backing plates (8) and the mounting disc (2) are fixed through countersunk screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921641767.7U CN211029021U (en) | 2019-09-29 | 2019-09-29 | Positioning fixture for drilling crossed hole of steering knuckle shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921641767.7U CN211029021U (en) | 2019-09-29 | 2019-09-29 | Positioning fixture for drilling crossed hole of steering knuckle shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211029021U true CN211029021U (en) | 2020-07-17 |
Family
ID=71560342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921641767.7U Active CN211029021U (en) | 2019-09-29 | 2019-09-29 | Positioning fixture for drilling crossed hole of steering knuckle shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211029021U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112548526A (en) * | 2020-12-02 | 2021-03-26 | 安徽江淮汽车集团股份有限公司 | Lifting appliance and knuckle press-mounting device |
| CN114309729A (en) * | 2021-12-30 | 2022-04-12 | 湖北三环锻造有限公司 | Drill bit drilling path correction clamp |
-
2019
- 2019-09-29 CN CN201921641767.7U patent/CN211029021U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112548526A (en) * | 2020-12-02 | 2021-03-26 | 安徽江淮汽车集团股份有限公司 | Lifting appliance and knuckle press-mounting device |
| CN112548526B (en) * | 2020-12-02 | 2021-12-07 | 安徽江淮汽车集团股份有限公司 | Lifting appliance and knuckle press-mounting device |
| CN114309729A (en) * | 2021-12-30 | 2022-04-12 | 湖北三环锻造有限公司 | Drill bit drilling path correction clamp |
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