Positioning device of wet brake axle housing

Abstract

The utility model belongs to the technical field of axle housing positioning, and particularly relates to a wet brake axle housing positioning device which comprises a bottom plate and a fixing bracket, the fixing bracket is welded on the bottom plate, the cross section of the fixing bracket and the cross section of the bottom plate are of a right-angle structure, a feeding and discharging sliding groove is formed in the surface of the bottom plate, and the feeding and discharging sliding groove is symmetrically arranged. The feeding and discharging sliding grooves are located in the two ends of the fixing bracket correspondingly, jacking hydraulic rods are movably installed at the two ends of the fixing bracket, positioning clamps are connected to the tops of piston rods of the jacking hydraulic rods, and clamping air cylinders are installed on the surfaces of the tops of the positioning clamps correspondingly. The wet type brake axle housing is clamped through the positioning clamp, the hub motor abuts against the surface of a shaft sleeve of the wet type brake axle housing, the hub motor can enable the wet type brake axle housing to rotate in the positioning clamp under the action of friction force when rotating, and after the wet type brake axle housing is rotated, the hub motor is driven to rotate. And parts on the back of the wet brake axle housing can be conveniently assembled, and use is more convenient and faster.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge housing positioning technical field, concretely is a kind of positioning device of wet brake axle housing. BACKGROUND

[0002] Drive axle is located at the end of transmission system can change the speed and torque from transmission, and they are transmitted to driving wheel mechanism. Drive axle is generally composed of main reducer, differential, wheel driving device and drive axle housing, etc., and steering drive axle also has constant velocity universal joint. In addition, drive axle also bears vertical force, longitudinal force and lateral force between road surface and vehicle frame or vehicle body, and brake torque and reaction force.

[0003] The utility model discloses a positioning device of wet brake axle housing, realizes the quick feeding, quick division and positioning of wet brake axle housing, and there is no knock in clamping process, greatly improves its positioning accuracy, and reduces labor intensity, to solve the problem that the appearance structure of bridge shell blank is irregular, at present, vertical machining center is mainly used to fix it, i. e. bridge shell blank is vertically placed, then two molds are used to clamp and position upper and lower ends, when axle head connecting part, brake connecting part and bridge package connecting part are processed, the clamping position of mold needs to be adjusted, i. e. one-time processing of the above-mentioned processing parts cannot be realized at one time, position, size, processing precision, etc. are greatly influenced by secondary clamping and mold matching tolerance, and hoisting frequency is increased. And there is the risk of knock in multiple clamping, and the clamping efficiency and equipment utilization rate are low.

[0004] The positioning device of wet brake axle housing in the prior art cannot rotate on vertical machining center during assembly process, so that it is very inconvenient to assemble parts on the back of bridge shell. To solve the above problems, the positioning device of wet brake axle housing is provided in the present application. UTILITY MODEL CONTENTS

[0005] (I) Utility model purpose

[0006] To solve the technical problems in the background art, the utility model provides a positioning device of wet brake axle housing. The wet brake axle housing is clamped by the positioning clamp. The hub motor abuts against the surface of the shaft sleeve of the wet brake axle housing. When the hub motor rotates, the wet brake axle housing can rotate in the positioning clamp under the action of friction. After the wet brake axle housing rotates, the parts on the back of the wet brake axle housing can be easily assembled, and the device is more convenient to use, thereby solving the problems in the background art.

[0007] (II) Technical scheme

[0008] The utility model provides a kind of positioning device of wet brake axle housing to solve the above technical problems, including bottom plate and fixed bracket, the fixed bracket is welded on bottom plate, the fixed bracket and bottom plate cross section are right angle structure, the surface of bottom plate is equipped with feeding and discharging chute, the feeding and discharging chute is symmetrically arranged, and feeding and discharging chute is respectively located at both ends of fixed bracket;

[0009] jack-up hydraulic rod is movably installed at both ends of the fixed bracket, and the piston rod top of the jack-up hydraulic rod is connected with a positioning clamp;

[0010] A clamping cylinder is mounted on the top surface of the positioning clamp, the piston rod of the clamping cylinder penetrates the top cavity wall of the positioning clamp, and a hub motor is mounted on the end of the piston rod of the clamping cylinder.

[0011] Preferably, an empty slot is formed in the middle of the fixed bracket, and the reducer housing in the middle of the wet brake axle housing is located in the empty slot.

[0012] Preferably, a positioning slot is formed at both ends of the upper surface of the fixed bracket, and the shaft sleeve of the wet brake axle housing is located in the positioning slot.

[0013] Preferably, a moving slide is slidably arranged in the inner cavity of the feeding and discharging chute, and a drive silk shaft is rotatably arranged in the inner cavity of the feeding and discharging chute, the drive silk shaft is threadedly connected with the moving slide, and the jack-up hydraulic rod is mounted on the moving slide.

[0014] Preferably, a feeding and discharging motor is mounted on the side wall of the bottom plate, the power output end of the feeding and discharging motor penetrates the cavity wall of the feeding and discharging chute, and the power output end of the feeding and discharging motor is drivingly connected with the drive silk shaft.

[0015] Preferably, a guide roller is rotatably arranged on the inner wall of the positioning clamp, and the guide rollers are equidistantly distributed.

[0016] Preferably, a lock catch is mounted on the side wall of the positioning clamp.

[0017] The above technical solution of the utility model has the following beneficial technical effects:

[0018] 1. In the utility model, the wet brake axle housing is clamped by the positioning clamp, the clamping cylinder is controlled to push the hub motor down, the hub motor abuts against the surface of the shaft sleeve of the wet brake axle housing, and the wet brake axle housing can rotate in the positioning clamp under the action of friction when the hub motor rotates. After the wet brake axle housing is rotated, the parts on the back of the wet brake axle housing can be easily assembled, and the utility is more convenient.

[0019] 2. The utility model, the feeding and discharging motor drives the silk shaft, the silk shaft pushes the moving sliding seat to move in the feeding and discharging chute under the action of surface thread, thereby can push the wet type brake axle housing to move, and can discharge the wet type brake axle housing fast after assembling through the feeding and discharging motor, realize the automatic feeding and discharging of the wet type brake axle housing. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is whole structure schematic diagram of the utility model a kind of positioning device of wet type brake axle housing;

[0021] Figure 2 It is cross-sectional structure schematic diagram of the utility model a kind of positioning device of wet type brake axle housing;

[0022] Figure 3 It is fixed bracket structure schematic diagram of the utility model a kind of positioning device of wet type brake axle housing;

[0023] Figure 4 It is feeding and discharging structure schematic diagram of the utility model a kind of positioning device of wet type brake axle housing.

[0024] Reference signs:

[0025] 1, bottom plate;2, fixed bracket;3, avoid empty slot;4, positioning groove;5, feeding and discharging chute;6, moving sliding seat;7, feeding and discharging motor;8, drive silk shaft;9, jacking hydraulic rod;10, positioning clamp;11, guide roller;12, clamping cylinder;13, wheel hub motor;14, lock catch. DETAILED DESCRIPTION

[0026] To make the purpose, technical scheme and advantage of the utility model more clear and obvious, the utility model is further explained in detail below in conjunction with specific embodiment and referring to drawings. It should be understood that these descriptions are only exemplary, and are not intended to limit the scope of the utility model. In addition, in the following description, the description of known structure and technology is omitted to avoid unnecessary confusion of the concept of the utility model.

[0027] As Figures 1-4 Indicated, the utility model proposes a kind of positioning device of wet type brake axle housing, including bottom plate 1 and fixed bracket 2, the fixed bracket 2 is welded on bottom plate 1, the fixed bracket 2 and bottom plate 1 cross section are right angle structure, the surface of the bottom plate 1 is provided with feeding and discharging chute 5, the feeding and discharging chute 5 is symmetrically arranged, and feeding and discharging chute 5 is located at the both ends of fixed bracket 2 respectively;

[0028] The fixed bracket 2 both ends movably install jacking hydraulic rod 9, the piston rod top of jacking hydraulic rod 9 is connected with positioning clamp 10;

[0029] The clamping cylinder 12 is arranged on the top surface of the positioning fixture 10, the piston rod of the clamping cylinder 12 penetrates the cavity wall of the top of the positioning fixture 10, and the end of the piston rod of the clamping cylinder 12 is provided with a hub motor 13.

[0030] It should be noted that the wet brake axle housing is placed in the positioning fixture 10, the positioning fixture 10 can be locked by the lock buckle 14, the lock buckle 14 is opened, the lifting hydraulic rod 9 is retracted, the positioning fixture 10 is lowered, the wet brake axle housing can be supported by the fixed bracket 2 to reduce the pressure of the wet brake axle housing on the lifting hydraulic rod 9, and after the wet brake axle housing is clamped again by the positioning fixture 10, the lifting hydraulic rod 9 lifts the wet brake axle housing, and the hub motor 13 is controlled to be pushed down by the clamping cylinder 12, the hub motor 13 abuts against the shaft sleeve surface of the wet brake axle housing, and when the hub motor 13 rotates, the wet brake axle housing can rotate in the positioning fixture 10 under the action of friction, and after the wet brake axle housing rotates, the parts at the back of the wet brake axle housing can be conveniently assembled, and the use is more convenient.

[0031] In the embodiment, as shown in the figure, Figure 1 The middle part of the fixed bracket 2 is provided with an empty slot 3, the reducer housing in the middle part of the wet brake axle housing is located in the empty slot 3, and the upper surface of the fixed bracket 2 is provided with a positioning slot 4 at both ends.

[0032] It should be noted that the empty slot 3 can avoid the reducer housing, and the positioning slot 4 can position the shaft sleeve, so as to improve the stability of the positioning of the wet brake axle housing.

[0033] In the embodiment, as shown in the figure, Figure 3 The inner cavity of the feeding chute 5 is slidably provided with a moving sliding seat 6, the inner cavity of the feeding chute 5 is rotatably provided with a driving wire shaft 8, the driving wire shaft 8 is threadedly connected with the moving sliding seat 6, the lifting hydraulic rod 9 is arranged on the moving sliding seat 6, the side wall of the bottom plate 1 is provided with a feeding motor 7, the power output end of the feeding motor 7 penetrates the cavity wall of the feeding chute 5, and the power output end of the feeding motor 7 is in transmission connection with the driving wire shaft 8.

[0034] It should be noted that the feeding motor 7 drives the driving wire shaft 8, the moving sliding seat 6 moves in the feeding chute 5 under the action of the surface thread of the driving wire shaft 8, so as to drive the wet brake axle housing to move, and the wet brake axle housing can be quickly discharged after assembly by the feeding motor 7, so as to realize the automatic feeding and discharging of the wet brake axle housing.

[0035] In the embodiment, as shown in the figure, Figure 4 The inner wall of the positioning fixture 10 is rotatably provided with a guide roller 11, and the guide rollers 11 are equidistantly distributed.

[0036] It should be noted that the guide roller 11 can guide the rotation of the wet brake axle housing, so that the rotation of the wet brake axle housing is more labor-saving.

[0037] In the embodiment, as shown in the drawings, the side wall of the positioning clamp 10 is provided with a lock catch 14. Figure 1

[0038] It should be noted that the lock catch 14 can lock the positioning clamp 10.

[0039] The working principle and use process of the utility model are as follows: the wet brake axle housing is placed in the positioning clamp 10, the positioning clamp 10 can be locked through the lock catch 14, the feeding and discharging motor 7 drives the driving silk shaft 8, the driving silk shaft 8 drives the moving sliding seat 6 to move in the feeding and discharging sliding groove 5 under the action of the surface thread, so that the wet brake axle housing can be moved, when the wet brake axle housing is flush with the position of the fixed bracket 2, the feeding and discharging motor 7 stops working, the lock catch 14 is opened, and the jacking hydraulic rod 9 is retracted, the positioning clamp 10 is lowered, the fixed bracket 2 can support the wet brake axle housing, so as to reduce the pressure of the wet brake axle housing on the jacking hydraulic rod 9, the fixed bracket 2 can limit the wet brake axle housing through the positioning groove 4, the stability of the positioning of the wet brake axle housing can be improved, meanwhile, the reducer shell on the wet brake axle housing is located in the air avoidance groove 3, after the wet brake axle housing is clamped again by the positioning clamp 10, the jacking hydraulic rod 9 jacks up the wet brake axle housing, the hub motor 13 is lowered by controlling the clamping pneumatic cylinder 12, the hub motor 13 abuts against the surface of the shaft sleeve of the wet brake axle housing, when the hub motor 13 rotates, the wet brake axle housing can rotate in the positioning clamp 10 under the action of the friction force, the guide roller 11 can guide the rotation of the wet brake axle housing, so that the rotation of the wet brake axle housing is more labor-saving, after the wet brake axle housing rotates, the parts on the back of the wet brake axle housing can be conveniently assembled, the utility model is more convenient to use, meanwhile, the wet brake axle housing can be quickly discharged by the feeding and discharging motor 7 after assembly, so that the automatic feeding and discharging of the wet brake axle housing is realized.

[0040] It should be understood that the above specific embodiments of the utility model are only used for example or explanation of the principle of the utility model, and do not constitute the limitation of the utility model. Therefore, any modification, equivalent replacement, improvement, etc. made without deviating from the spirit and scope of the utility model shall be included in the protection scope of the utility model. In addition, the appended claims of the utility model aim to cover all changes and modifications falling into the scope and boundary of the appended claims or the equivalent forms of such scope and boundary.​

Claims

1. A wet brake axle housing positioning device, comprising a base plate (1) and a fixed bracket (2), the fixed bracket (2) is welded on the base plate (1), the fixed bracket (2) and the base plate (1) are perpendicular to each other in cross section, characterized in that, The bottom plate (1) is provided with feeding and discharging grooves (5) on the surface, which are symmetrically arranged and located at both ends of the fixed bracket (2); The fixed bracket (2) is movably provided with a jacking hydraulic rod (9) at both ends, and the piston rod top of the jacking hydraulic rod (9) is connected with a positioning clamp (10); The positioning clamp (10) is provided with a clamping cylinder (12) on the top surface, the piston rod of the clamping cylinder (12) penetrates the top cavity wall of the positioning clamp (10), and the end of the piston rod of the clamping cylinder (12) is provided with a hub motor (13).

2. A wet brake axle housing positioning device as in claim 1 wherein, The fixed bracket (2) is provided with an empty slot (3) in the middle, and the reducer shell in the middle of the wet brake axle housing is located in the empty slot (3).

3. A wet brake axle housing positioning device as in claim 2 wherein, The fixed bracket (2) is provided with a positioning groove (4) at both ends of the upper surface, and the shaft sleeve of the wet brake axle housing is located in the positioning groove (4).

4. A wet brake axle housing positioning device as in claim 3 wherein, The feeding and discharging groove (5) is provided with a moving slide (6) in the inner cavity, and the feeding and discharging groove (5) is provided with a driving silk shaft (8) rotating in the inner cavity, the driving silk shaft (8) is connected with the moving slide (6) through screw penetration, and the jacking hydraulic rod (9) is installed on the moving slide (6).

5. A wet brake axle housing positioning device as set forth in claim 4 wherein, The bottom plate (1) is provided with a feeding and discharging motor (7) on the side wall, the power output end of the feeding and discharging motor (7) penetrates the cavity wall of the feeding and discharging groove (5), and the power output end of the feeding and discharging motor (7) is connected with the driving silk shaft (8) through transmission.

6. A wet brake axle housing positioning device as set forth in claim 5 wherein, The positioning clamp (10) is provided with a guide roller (11) rotating on the inner wall bottom, and the guide rollers (11) are equidistantly distributed.

7. A wet brake axle housing positioning device as in claim 6 wherein, The positioning clamp (10) is provided with a lock catch (14) on the side wall.

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