CN213105649U

CN213105649U - Automobile steering knuckle machining clamp

Info

Publication number: CN213105649U
Application number: CN202021840995.XU
Authority: CN
Inventors: 张远伦; 陈德; 刘杰
Original assignee: Chongqing Qingling Motors Chassis Parts Co ltd; Qingling Motors Group Co Ltd
Current assignee: Chongqing Qingling Motors Chassis Parts Co ltd; Qingling Motors Group Co Ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-05-04
Anticipated expiration: 2030-08-28

Abstract

The utility model provides an automobile steering knuckle processing fixture, comprising: a base, a rotary panel, a clamping mechanism arranged on the rotary panel to press the steering knuckle, and a processing guide mechanism used for guiding processing tools during steering knuckle processing. The swivel panel and the base are connected by a rotating shaft. The rotating shaft between the swivel panel and the base is provided with a central hole for inserting the steering knuckle. The middle of the swivel panel is fixed with a positioning plate. A placement hole for placing the middle of the steering knuckle is opened, the placement hole and the center hole are coincident, and a limiter for limiting the rotation angle of the rotary panel is also provided between the swivel panel and the base. The automobile steering knuckle processing fixture in this scheme can stably clamp and fix the steering knuckle, avoid rotation or movement of the steering knuckle during processing, and can perform drilling, tapping and reaming in sequence after the steering knuckle is clamped. It is easy to use and can effectively improve work efficiency.

Description

Automobile steering knuckle machining clamp

Technical Field

The utility model belongs to auto-parts processing field especially relates to a knuckle adds clamping apparatus.

Background

The existing steering knuckle is often required to be subjected to machining such as drilling, reaming and tapping, and the steering knuckle is required to be clamped and fixed by using a clamp during machining, so that the steering knuckle cannot deviate in position during machining, and the machining quality is guaranteed. However, each processing procedure of the existing steering knuckle often needs to use an independent clamp, for example, tapping and hinge pin need to use different clamps to clamp, resulting in low processing efficiency and high required cost.

SUMMERY OF THE UTILITY MODEL

In view of the above prior art's shortcoming, the utility model aims to provide an automobile steering knuckle adds clamping apparatus for solve among the prior art steering knuckle reaming, drilling and tapping processing and need change different anchor clamps and lead to machining efficiency low scheduling problem.

In order to realize above-mentioned purpose and other relevant purposes, the utility model provides an automobile steering knuckle adds clamping apparatus, include: base, gyration panel, setting compress tightly the clamping mechanism of knuckle on the gyration panel and be used for the knuckle to add the processing guiding mechanism who leads to the machining tool man-hour, rotate through the axis of rotation between gyration panel and the base and connect, set up in the axis of rotation between gyration panel and the base and supply knuckle male centre bore, gyration panel middle part is fixed with the locating plate, the locating plate middle part is seted up and is supplied the hole of placing in the middle part of the knuckle, place hole and centre bore coincidence, still be provided with the locating part that is used for restricting gyration panel turned angle between gyration panel and the base.

Further, the knuckle that the car knuckle adds clamping apparatus processing includes the body, inserts end, first protrusion end and second protrusion end, insert the end and fix on body side, first protrusion end and second protrusion end are fixed on body opposite side, and the knuckle assembly is in when the car knuckle adds clamping apparatus, insert the end and insert and place hole and centre bore.

Further, the clamping mechanism comprises a first pressing plate group, the first pressing plate group comprises a first pressing plate and a second pressing plate, and the first pressing plate and the second pressing plate are matched to press the end part of the first protruding end.

Further, run through its face on first clamp plate and the second clamp plate and seted up the bar hole, the downthehole cooperation of bar has the adjusting bolt that can remove along the bar hole, locating plate one end is kept away from to first clamp plate and second clamp plate and is provided with the supporting bolt who is used for supporting first clamp plate and second clamp plate under, the adjusting bolt top is provided with the nut.

Furthermore, the clamping mechanism further comprises a second pressing plate group, the second pressing plate group comprises a third pressing plate and a fourth pressing plate, the third pressing plate and the fourth pressing plate are used for pressing the middle part of the steering knuckle body, and the third pressing plate and the fourth pressing plate are rotatably connected with the rotary panel.

Further, processing guiding mechanism includes first processing direction subassembly, first processing direction subassembly includes first drill bushing seat, connecting plate and first drill bushing, first drill bushing seat is fixed with the gyration panel, connecting plate and first drill bushing seat rotate to be connected, first drill bushing sets up on the lateral wall of first drill bushing seat one end is kept away from to the connecting plate.

Furthermore, the locating part comprises a locating pin, a second locating pin hole is formed in the rotary panel, a plurality of first locating pin holes are formed in the base corresponding to the second locating pin hole, and when the first locating pin hole and the second locating pin hole are overlapped by rotating the rotary panel, the locating pin is inserted into the second locating pin hole and the corresponding first locating pin hole.

Further, processing guiding mechanism still includes second processing direction subassembly, second processing direction subassembly is including being used for carrying out the second drill bushing, third drill bushing, first hinge sleeve and the second hinge sleeve that process the direction to second protrusion end on the knuckle, second location pinhole both sides all are fixed with the mount pad, upwards the vertical fixation has the installation piece on the mount pad, second drill bushing and third drill bushing set up on the installation piece of second location pinhole one side, first hinge sleeve and second hinge sleeve set up on the installation piece of second location pinhole opposite side.

Furthermore, a bolt used for being inserted into the steering knuckle is arranged on one side, close to the first pressure plate set, of the positioning plate.

Furthermore, the edge of the rotary panel is provided with an auxiliary roller for assisting the rotary panel to rotate, and the auxiliary roller is rotatably connected with the base.

As above, the utility model discloses a knuckle adds clamping apparatus has following beneficial effect:

due to the arrangement of the clamping mechanism, the steering knuckle with an irregular shape can be tightly pressed on the automobile steering knuckle processing clamp, and the steering knuckle is prevented from jumping up and down during processing.

Because the positioning plate is provided with the placing hole and the rotating shaft is provided with the central hole, the steering knuckle can be limited to move on the surface of the rotary panel after being inserted into the central hole.

Due to the arrangement of the processing guide mechanism, the rotation of the steering knuckle is limited to a certain degree, and a drill bit, a reamer and the like during processing are guided.

The automobile steering knuckle machining clamp in the scheme can stably clamp and fix the steering knuckle, avoids the steering knuckle from rotating or moving in machining, can sequentially perform machining such as drilling, tapping and reaming after the steering knuckle is clamped well, does not need to replace different clamps, does not need to clamp again, is convenient to use, and can effectively improve the working efficiency.

Drawings

Fig. 1 is the embodiment of the utility model provides an automobile steering knuckle adds clamping apparatus's top view.

Fig. 2 is a cross-sectional view taken at a-a in fig. 1.

Fig. 3 is an axonometric view of the clamping mechanism and the processing guide mechanism on the rotating panel in the embodiment of the present invention.

Fig. 4 is the fitting view of the steering knuckle on the automobile steering knuckle machining clamp in the embodiment of the present invention.

FIG. 5 is a drawing showing the machining jig for the knuckle of FIG. 2 in combination with the knuckle.

Detailed Description

Reference numerals in the drawings of the specification include: the device comprises a base 1, an auxiliary roller 2, a rotary panel 3, a positioning plate 4, a first pressure plate group 5, a first pressure plate 501, a second pressure plate 502, an adjusting bolt 503, a supporting bolt 504, a first machining guide assembly 6, a first drill bushing seat 601, a connecting plate 602, a first drill bushing 603, a second pressure plate group 7, a third pressure plate 701, a fourth pressure plate 702, a second machining guide assembly 8, a mounting seat 801, a mounting block 802, a second drill bushing 803, a third drill bushing 804, a first hinge bushing 805, a second hinge bushing 806, a positioning pin 9, a bottom plate 11, a first spacer 12, a second spacer 13, a positioning bushing 14, a bearing 15, a locking nut 16, a bolt 17, a mounting bolt 18, a rotating shaft 19, a center hole 20 and a steering knuckle 21.

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Examples

As shown in fig. 1 to 3, the present embodiment provides an automobile steering knuckle machining jig, including: base 1, gyration panel 3, supplementary gyro wheel 2, clamping machine construct and processing guiding mechanism. Gyration panel 3 and base 1 rotate to be connected, and supplementary gyro wheel 2 rotates with base 1 to be connected, and supplementary gyro wheel 2 sets up at 3 border positions of gyration panel to supplementary gyration panel 3 rotates.

A plurality of first locating pin holes have been seted up to base 1 upper surface, and base 1 middle part is run through and has been seted up first mounting hole, is provided with two bearings 15 in the first mounting hole, is provided with hollow axis of rotation 19 in the

bearing

15, and 19 central point of axis of rotation are the centre bore 20 that the axis of rotation 19 was run through to the axial, and the cover is equipped with first spacer 12 on the axis of rotation 19 between the bearing 15. There is bottom plate 11 base 1 bottom through the bolt fastening, is provided with the boss that is used for matcing with first mounting hole diameter on the bottom plate 11, and the second mounting hole has been seted up at the boss center, and 19 bottoms of axis of rotation are located the second mounting hole, and there is lock nut 16 axis of rotation 19 bottom through threaded connection, and 16 excircle diameters of lock nut are less than the second mounting hole and are located the second mounting hole. The second spacer 13 is sleeved on the rotating shaft 19 between the locking nut 16 and the bearing 15. The boss and the lock nut 16 are provided to limit the inner ring and the outer ring of the bearing 15.

The rotary panel 3 is fixed on the rotary shaft 19 through a bolt, a second positioning pin hole is formed in the rotary panel 3, a positioning sleeve 14 is fixed on the upper surface of the rotary panel 3 through a screw, the positioning sleeve 14 is fixed on the second positioning pin hole, and the diameters of the inner circles of the first positioning pin hole, the second positioning pin hole and the positioning sleeve 14 are the same. The same positioning pin 9 is inserted into the positioning sleeve 14, the second pin hole and the first pin hole to position the relative rotation position of the rotary panel 3 and the base 1.

The middle part of the rotary panel 3 is provided with a third mounting hole, and the top end of the rotating shaft 19 is positioned in the third mounting hole. The middle part of the upper surface of the rotary panel 3 is also fixed with a positioning plate 4 through a bolt, and the middle part of the positioning plate 4 is provided with a placing hole corresponding to the diameter of the middle part of the steering knuckle 21. A square bayonet is formed in the middle of one side of the positioning plate 4, a jack is formed in the rotary panel 3 corresponding to the bayonet, a plug 17 is inserted into the jack, a plug sleeve is sleeved on the plug 17, the shape of the plug sleeve is matched with that of the bayonet, and the plug sleeve and the rotary panel 3 are fixed through screws. The bolt sleeve is arranged to position the positioning plate 4 during installation. The bolt 17 is provided for positioning the processed knuckle 21 and preventing the knuckle 21 from deflecting during processing.

Clamping machine constructs and processing guiding mechanism all sets up in gyration panel 3 upper surface, and sets up around locating plate 4. The clamping mechanism comprises a first pressing plate group 5 and a second pressing plate group 7, the first pressing plate group 5 comprises a first pressing plate 501 and a second pressing plate 502, the first pressing plate 501 and the second pressing plate 502 are symmetrically arranged along a circle center connecting line of the jack and the second positioning pin hole on the upper surface of the rotary panel 3 (the circle center connecting line of the jack and the second positioning pin hole on the rotary panel 3 passes through the circle center of the rotary panel, the circle center connecting line is called as a symmetrical line), strip-shaped holes are formed in the surfaces of the first pressing plate 501 and the second pressing plate 502, adjusting bolts 503 are arranged in the strip-shaped holes, the top ends of the adjusting bolts 503 penetrate through the strip-shaped holes and are provided with nuts, and the bottom ends of the adjusting bolts 503 are. The ends of the first pressing plate 501 and the second pressing plate 502, which are far away from the positioning plate 4, are provided with supporting bolts 504 for supporting the first pressing plate and the second pressing plate, and the supporting bolts 504 are in threaded connection with the rotating panel 3, so that the heights of the supporting bolts 504 can be adjusted. The top end of the supporting bolt 504 is used for supporting the corresponding first pressing plate 501 or second pressing plate 502, and the nut arranged at the top end of the adjusting bolt 503 is used for pressing and fixing the pressing plate on the supporting bolt 504 and pressing the steering knuckle 21. The strip-shaped holes are arranged so that the adjusting bolts 503 can move along the strip-shaped holes, which facilitates the adjustment of the horizontal positions of the first pressing plate 501 and the second pressing plate 502. The adjusting bolts 503 are provided to facilitate the vertical adjustment of the first pressing plate 501 and the second pressing plate 502.

The second pressing plate group 7 includes a third pressing plate 701 and a fourth pressing plate 702, the third pressing plate 701 and the fourth pressing plate 702 are symmetrically disposed along an alignment line, and the first pressing plate 501 and the second pressing plate 502 are disposed on one side edge of the positioning plate 4 where the bayonet is formed. The positioning plate 4 is located between the insertion hole and the second positioning pin hole, and the third pressing plate 701 and the fourth pressing plate 702 are respectively located on the rotating panels 3 at the front and rear sides of the positioning plate 4 (as shown in fig. 3). The third pressing plate 701 and the fourth pressing plate 702 are both rotatably connected to the rotary panel 3, that is, the rotary seat is fixed on the rotary panel 3 by screws, and the third pressing plate and the fourth pressing plate are rotatably connected to the corresponding rotary seats.

The machining guide mechanism comprises a first machining guide assembly 6 and a second machining guide assembly 8. The first machining guide assembly 6 includes two sets of first drill sleeve seats 601, a connecting plate 602 and a first drill sleeve 603 symmetrically arranged along a symmetry line. The first drill bushing seats 601 are fixed on the upper surface of the rotary panel 3 through bolts, one ends of the connecting plates 602 are rotatably connected to the first drill bushing seats 601, and the other ends of the connecting plates 602 penetrate through the side walls to fix the first drill bushings 603.

The second machining assembly is arranged on the rotary panel 3 on the right side of the positioning plate 4 (as shown in fig. 3), the second machining assembly comprises two groups of mounting seats 801 and mounting blocks 802 which are symmetrically arranged along a symmetry line, the mounting seats 801 are fixed on the upper surface of the rotary panel 3 through screws, the mounting blocks 802 are vertically fixed on the upper surface of the mounting seats 801, one mounting block 802 penetrates through the side wall of the mounting block and is fixed with a third drill bushing 804 and a second drill bushing 803, a transverse plate is arranged on the side wall of the mounting block 802 between the third drill bushing 804 and the second drill bushing 803, a first hinge bushing 805 and a second hinge bushing 806 are fixed on the other mounting block 802 through the side wall of the other mounting block, and a transverse plate is arranged on the side wall of the mounting block 802 between the first hinge bushing 805 and the second hinge bushing 806.

In specific implementation, the fitting relationship between the automobile steering knuckle processing clamp and the steering knuckle 21 is as shown in fig. 4 and 5, and the steering knuckle 21 in this embodiment includes a body, an insertion end fixed on one surface of the body, and a first protruding end and a second protruding end fixed on the other surface of the body. The insertion end is intended to be inserted into the central bore 20 and the first drill bushing 603 is machined in correspondence with the first protruding end side. The second drill sleeve 803 and the third drill sleeve 804 are machined on the same side of the second protruding end, and the first hinge sleeve 805 and the second hinge sleeve 806 are machined on the other side of the second protruding end. The pressing position of the first pressing plate group 5 is the top surface of a first protruding end on the steering knuckle 21, and the pressing position of the second pressing plate group 7 is the middle part of the steering knuckle 21.

When the steering knuckle 21 is drilled or tapped, the steering knuckle 21 is placed on the positioning plate 4, the positioning pin 9 is pulled out, the rotary panel 3 is rotated clockwise, the positions of the second drill bushing 803, the third drill bushing 804, the first hinge bushing 805 and the second hinge bushing 806 are aligned with the side face of the second protruding end on the steering knuckle 21, the positioning pin 9 is inserted into the first pin hole and the corresponding second pin hole, the upper and lower positions and the horizontal positions of the first pressing plate 501 and the second pressing plate 502 are adjusted, the height of the supporting bolt 504 is adjusted, and the nut on the adjusting bolt 503 is screwed, so that the first pressing plate 501 and the second pressing plate 502 tightly press the top face of the first protruding end of the steering knuckle 21; the third and fourth

pressing plates

701 and 702 are then rotated so that the third and fourth

pressing plates

701 and 702 press the middle portion of the body of the knuckle 21. At this time, the drill bit may be inserted into the corresponding drill bushing to perform drilling work of the knuckle 21 or the tapping tool may be inserted into the corresponding drill bushing to perform tapping work.

When the knuckle 21 needs to be reamed or the drilled hole needs to be tapped, the positioning pin 9 is pulled out, the rotary panel 3 is rotated to a corresponding position, then the positioning pin 9 is inserted, the first pressing plate 501, the second pressing plate 502, the third pressing plate 701 and the fourth pressing plate 702 are adjusted to press the knuckle 21 tightly, and then a cutter required for reaming can be inserted into the corresponding first hinge sleeve 805 and the second hinge sleeve 806 to cut and tap the hole in the knuckle 21.

When the steering knuckle 21 in the scheme is machined, the rotary panel 3 in the scheme can be placed in the vertical direction (as shown in fig. 1), and the automobile steering knuckle machining clamp in the scheme is fixed on a machining station through the mounting bolt 18. This facilitates the dropping of chips produced by the processes of drilling, tapping, etc.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides an auto steering knuckle adds clamping apparatus which characterized in that includes: base, gyration panel, setting compress tightly the clamping mechanism of knuckle on the gyration panel and be used for the knuckle to add the processing guiding mechanism who leads to the machining tool man-hour, rotate through the axis of rotation between gyration panel and the base and connect, set up in the axis of rotation between gyration panel and the base and supply knuckle male centre bore, gyration panel middle part is fixed with the locating plate, the locating plate middle part is seted up and is supplied the hole of placing in the middle part of the knuckle, place hole and centre bore coincidence, still be provided with the locating part that is used for restricting gyration panel turned angle between gyration panel and the base.

2. The automobile steering knuckle machining clamp of claim 1, wherein the steering knuckle machined by the automobile steering knuckle machining clamp comprises a body, an insertion end, a first protruding end and a second protruding end, the insertion end is fixed on one side face of the body, the first protruding end and the second protruding end are fixed on the other side face of the body, and when the steering knuckle is assembled on the automobile steering knuckle machining clamp, the insertion end is inserted into the placing hole and the center hole.

3. The automobile steering knuckle machining clamp of claim 2, wherein the clamping mechanism comprises a first pressing plate group, the first pressing plate group comprises a first pressing plate and a second pressing plate, and the first pressing plate and the second pressing plate are matched to press the end portion of the first protruding end.

4. The automobile steering knuckle machining clamp according to claim 3, wherein strip-shaped holes are formed in the first pressing plate and the second pressing plate in a penetrating mode, adjusting bolts capable of moving along the strip-shaped holes are matched in the strip-shaped holes, supporting bolts used for supporting the first pressing plate and the second pressing plate are arranged below one ends, far away from the positioning plate, of the first pressing plate and the second pressing plate, and nuts are arranged at the top ends of the adjusting bolts.

5. The automobile steering knuckle machining clamp according to claim 2, wherein the clamping mechanism further comprises a second pressing plate set, the second pressing plate set comprises a third pressing plate and a fourth pressing plate, the third pressing plate and the fourth pressing plate are used for pressing the middle portion of the steering knuckle body, and the third pressing plate and the fourth pressing plate are rotatably connected with the rotary panel.

6. The automobile steering knuckle machining clamp of claim 1, wherein the machining guide mechanism comprises a first machining guide assembly, the first machining guide assembly comprises a first drill bushing seat, a connecting plate and a first drill bushing, the first drill bushing seat is fixed to the rotating panel, the connecting plate is rotatably connected with the first drill bushing seat, and the first drill bushing is arranged on a side wall of one end, far away from the first drill bushing seat, of the connecting plate.

7. The automobile steering knuckle processing fixture according to claim 2, wherein the limiting member comprises a positioning pin, the pivotal panel has a second positioning pin hole, the base has a plurality of first positioning pin holes corresponding to the second positioning pin hole, and the positioning pin is inserted into the second positioning pin hole and the corresponding first positioning pin hole when the pivotal panel is rotated to overlap the first positioning pin hole and the second positioning pin hole.

8. The automobile steering knuckle machining clamp of claim 7, wherein the machining guide mechanism further comprises a second machining guide assembly, the second machining guide assembly comprises a second drill sleeve, a third drill sleeve, a first hinge sleeve and a second hinge sleeve, the second drill sleeve, the third drill sleeve, the first hinge sleeve and the second hinge sleeve are used for machining and guiding a second protruding end of the steering knuckle, mounting seats are fixed to two sides of the second positioning pin hole, mounting blocks are vertically fixed to the mounting seats in an upward direction, the second drill sleeve and the third drill sleeve are arranged on the mounting blocks on one side of the second positioning pin hole, and the first hinge sleeve and the second hinge sleeve are arranged on the mounting blocks on the other side of the second positioning pin hole.

9. The automobile steering knuckle machining clamp according to claim 3, wherein a bolt for inserting into a steering knuckle is arranged on one side of the positioning plate close to the first pressure plate set.

10. The automobile steering knuckle machining clamp according to claim 1, wherein an auxiliary roller for assisting the rotation of the rotary panel is arranged at the edge of the rotary panel, and the auxiliary roller is rotatably connected with the base.