CN219484881U - Machining jig for automobile steering yoke - Google Patents

Abstract

The utility model relates to an automobile steering yoke processing jig which comprises a bottom plate, wherein a movable chute is formed in the bottom plate, a translation positioning assembly and a clamping assembly are arranged on the movable chute, the translation positioning assembly comprises a limiting seat, positioning long bolts are arranged on the limiting seat in a penetrating mode, locking bolts are arranged at the front end and the rear end of the limiting seat, the clamping assembly comprises a reversing clamping cylinder, clamping sleeves are arranged on clamping jaw cylinders of the reversing clamping cylinder, limiting clamping rings are arranged at the upper ends of the clamping sleeves, adjusting positioning assemblies are further arranged at the front end and the rear end of the reversing clamping cylinder, each adjusting positioning assembly comprises a movable screw, an adjusting frame is arranged at one end of each movable screw, and two locking nuts are arranged on each movable screw. The beneficial effects of the utility model are as follows: two steering knuckle parts can be clamped once through the reversing clamping cylinder in the clamping assembly, the processing positions of the lug holes or the flange faces can be flexibly adjusted through the translation positioning assembly and the adjustment positioning assembly, repeated clamping is not needed, the processing time is saved, and the production efficiency is improved.

Description

Machining jig for automobile steering yoke

Technical Field

The utility model relates to the technical field of automobile part machining, in particular to an automobile steering knuckle part machining jig.

Background

The knuckle is a hinge for steering the wheel and is generally fork-shaped. The upper fork and the lower fork are provided with two coaxial holes for installing a main pin, a steering knuckle is used for installing a wheel, the shape of the steering knuckle is complex, the structural characteristics of four parts such as a shaft, a sleeve, a disc ring and a fork frame are concentrated, the steering knuckle mainly comprises a rod part and a fork part, the rod part is in a structure for supporting the shaft journal, the shape of the rod part is a stepped shaft, the stepped shaft comprises an inner shaft journal and an outer shaft journal, and the fork part is a fork frame body formed by upper lugs, lower lugs and flange surfaces of the steering knuckle;

the existing shaft steering knuckle processing, firstly processing the journal part, then positioning by the journal, respectively processing bolt through holes connected with the flange surface of the fork part, steering limit threaded holes, pin holes of upper and lower lugs and the like, is characterized in that: the processing of each part of the product can be realized, but the defects are particularly obvious under the condition that the current manufacturing industry is slightly beneficial and the productivity is required to be improved;

the patent numbers are as follows: the utility model provides a "high accuracy knuckle processing platform" of record in CN214816524U, includes base, hole groove, plot, bottom plate, baffle and fixed block, a base surface side fixed mounting plot, base surface is located plot bottom fixed mounting and has the bottom plate, base surface side fixed mounting baffle, base surface is located plot side fixed mounting and has the fixed block, the hole groove of different bore has been seted up to base surface, plot fixed mounting has the fixing device that helps knuckle processing pekine footpath and external diameter and terminal surface, base surface fixed mounting has the processingequipment that helps knuckle processing calliper, lower carrier arm and steering arm, base surface is located baffle side fixed mounting and has the controlling means that helps knuckle processing upper carrier arm cross bore, pilot hole and grooving, and base surface is located baffle opposite side fixed mounting and has the stabilizing device that helps knuckle processing pekine Lin Jing fine boring, ABS hole and shield. The stability and the accuracy of the whole steering knuckle are improved through the fixing device, the processing device, the control device and the stabilizing device, and the problem of disorder of internal dimension marking of the steering knuckle during processing is solved;

in the technical scheme, the workpiece is clamped by operators in a multi-station and multi-station machining mode, so that the time for replacing the cutter is wasted, systematic errors are easily generated after multiple times of clamping, the product precision is affected, the efficiency is low, the rejection rate is high, and the method is uneconomical.

Disclosure of Invention

The purpose of the utility model is that: the utility model provides a car steering yoke portion processing tool to solve the problem that sets forth in the above-mentioned background art.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides an automobile steering yoke portion processing tool, includes the bottom plate, the removal spout has been seted up on the bottom plate, be equipped with translation locating component and clamping component on the removal spout, translation locating component includes spacing seat, run through on the spacing seat and be provided with the location stock, both ends are equipped with the lock bolt around the spacing seat, clamping component 4 is including switching-over centre gripping cylinder, be equipped with the centre gripping sleeve on the clamping jaw cylinder of switching-over centre gripping cylinder, the centre gripping sleeve upper end is equipped with spacing snap ring, both ends still are equipped with regulation locating component around the switching-over centre gripping cylinder, regulation locating component includes movable screw, movable screw one end is equipped with the alignment jig, be equipped with two lock nuts on the movable screw.

Preferably, the clamping assembly lower extreme is equipped with the cardboard, the cardboard is inlayed and is located in the removal spout.

Preferably, a boss matched with the movable chute is arranged at the lower end of the limiting seat, and two ends of the limiting seat are fixedly connected with the bottom plate through the locking bolt.

Preferably, the positioning long bolt is respectively in threaded connection with the limiting seat and the reversing clamping cylinder.

Preferably, the translation positioning component is positioned at one side of the clamping component, and the adjusting positioning component is positioned at the front end and the rear end of the clamping component.

Preferably, the adjusting frame is provided with a kidney-shaped groove, and the two locking nuts are respectively positioned at the front end and the rear end of the kidney-shaped groove.

The beneficial effects of the utility model are as follows: the utility model provides a car steering knuckle portion processing tool, can two steering knuckle parts of clamping once through the switching-over centre gripping cylinder in the clamping assembly to can adjust earhole or flange face processing position in a flexible way through translation locating component, adjusting locating component, need not to press from both sides the clamping repeatedly, save process time, improve production efficiency.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

fig. 2 is a front view of the overall structure of the present utility model.

In the figure: the device comprises a base plate 1, a movable sliding chute 2, a translation positioning component 3, a limit seat 31, a positioning long bolt 32, a locking bolt 33, a clamping component 4, a reversing clamping cylinder 41, a clamping sleeve 42, a limit clamping ring 43, a clamping plate 44, an adjusting positioning component 5, a movable screw 51, an adjusting bracket 52, a locking nut 53 and a kidney-shaped groove 54.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-2, an automobile steering knuckle part machining jig comprises a bottom plate 1, a movable chute 2 is formed in the bottom plate 1, a translation positioning component 3 and a clamping component 4 are arranged on the movable chute 2, a steering knuckle rod part is fixed through the clamping component 4, the clamping component 4 moves left and right on the bottom plate 1 through the translation positioning component 3 and an adjusting positioning component 5, the machining position is adjusted, the translation positioning component 3 comprises a limiting seat 31, a positioning long bolt 32 penetrates through the limiting seat 31, locking bolts 33 are arranged at the front end and the rear end of the limiting seat 31, the distance between the limiting seat 31 and the clamping component 4 can be adjusted by screwing the positioning long bolt 32, the clamping component 4 comprises a reversing clamping cylinder 41, a clamping sleeve 42 is arranged on a clamping jaw cylinder of the reversing clamping cylinder 41, a limiting snap ring 43 is arranged at the upper end of the clamping sleeve 42, the clamping sleeve 42 and the limiting snap ring 43 are mutually fixed through screws, the clamping sleeve 42 is used for clamping the neck part of the steering knuckle rod part, the limiting snap ring 43 is used for clamping the inner shaft neck part of the steering knuckle rod part, the front end and the rear end of the reversing clamping cylinder 41 is also provided with an adjusting positioning component 5, the adjusting positioning component 5 comprises a movable screw 51, one end is provided with two movable screws 52, and a front end and a movable adjusting screw 53 is provided with two movable screws and a front end and a fixed position 53.

The clamping assembly 4 lower extreme is equipped with the cardboard 44, and cardboard 44 inlays and locates in the removal spout 2, further makes clamping assembly 4 bottom and bottom plate 1 zonulae occludens, prevents to slide.

The lower end of the limiting seat 31 is provided with a boss matched with the movable chute 2, two ends of the limiting seat 31 are fixedly connected with the bottom plate 1 through locking bolts 33, and the limiting seat 31 is matched with the lower end of the bottom plate 1 through the boss, so that the fixing is further enhanced.

The positioning long bolts 32 are respectively in threaded connection with the limiting seat 31 and the reversing clamping cylinder 41.

The translation positioning component 3 is located clamping component 4 one side, adjusts positioning component 5 and is located clamping component 4 front and back both ends, fixes clamping component 4 front and back both ends and side through translation positioning component 3 and adjusting positioning component 5.

The adjusting frame 52 is provided with a waist-shaped groove 54, two lock nuts 53 are respectively arranged at the front end and the rear end of the waist-shaped groove 54, and when the clamping assembly 4 is adjusted through the translation positioning assembly 3, the lock nuts 53 are loosened, so that the movable screw 51 moves along with the clamping assembly 4 in the waist-shaped groove 54.

The machining jig is matched and installed in a CNC machining center for use, one end of an outer journal of a steering knuckle rod part is inserted into a clamping sleeve 42, a limiting clamping ring 43 is sleeved in the clamping sleeve 42 through a screw, the limiting clamping ring 43 is clamped at the intersection of the outer journal and an inner journal, after the steering knuckle is fixed, a positioning long bolt 32 is screwed or unscrewed, the whole acting position of a clamping mechanism 4 is adjusted, a nut in an adjusting and positioning assembly 5 is in a loosening state during adjustment, and after adjustment is completed, the nut is screwed again, so that a movable screw 51 is fixed with an adjusting frame 52;

in the processing process, two steering knuckle parts can be clamped simultaneously through the clamping jaw cylinder part of the reversing clamping cylinder 41, the processing surface of the steering knuckle fork part can be processed after the clamping jaw cylinder rotates, lug holes of the fork part, flange surface threads and the like can be processed, the two clamping jaw cylinders can be switched by the rotating cylinder part of the reversing clamping cylinder 41, and under the condition that the jig is not dismounted, two steering knuckle parts can be processed at one time.

The above examples are provided to further illustrate the utility model and do not limit the utility model to these specific embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be construed as being within the protection scope of the present utility model.

Claims (6)

1. The utility model provides a car steering yoke portion processing tool, includes bottom plate (1), its characterized in that: the utility model discloses a movable sliding chute, including bottom plate (1), movable sliding chute (2) has been seted up on bottom plate (1), be equipped with translation locating component (3) and clamping component (4) on movable sliding chute (2), translation locating component (3) are including spacing seat (31), run through on spacing seat (31) and be provided with location stock (32), both ends are equipped with locking bolt (33) around spacing seat (31), clamping component (4) are including switching-over centre gripping cylinder (41), be equipped with centre gripping sleeve (42) on the clamping jaw cylinder of switching-over centre gripping cylinder (41), centre gripping sleeve (42) upper end is equipped with spacing snap ring (43), both ends still are equipped with regulation locating component (5) around switching-over centre gripping cylinder (41), regulation locating component (5) are including movable screw (51), movable screw (51) one end is equipped with alignment jig (52), be equipped with two lock nuts (53) on movable screw (51).

2. The machining jig for a steering yoke portion of an automobile according to claim 1, wherein: the clamping assembly (4) is characterized in that a clamping plate (44) is arranged at the lower end of the clamping assembly, and the clamping plate (44) is embedded in the movable chute (2).

3. The machining jig for a steering yoke portion of an automobile according to claim 1, wherein: the lower end of the limiting seat (31) is provided with a boss matched with the movable chute (2), and two ends of the limiting seat (31) are fixedly connected with the bottom plate (1) through the locking bolts (33).

4. The machining jig for a steering yoke portion of an automobile according to claim 1, wherein: the positioning long bolt (32) is respectively in threaded connection with the limiting seat (31) and the reversing clamping cylinder (41).

5. The machining jig for a steering yoke portion of an automobile according to claim 1, wherein: the translation positioning assembly (3) is located on one side of the clamping assembly (4), and the adjusting positioning assembly (5) is located at the front end and the rear end of the clamping assembly (4).

6. The machining jig for a steering yoke portion of an automobile according to claim 1, wherein: the adjusting frame (52) is provided with a kidney-shaped groove (54), and the two locking nuts (53) are respectively positioned at the front end and the rear end of the kidney-shaped groove (54).