CN211291306U

CN211291306U - Cam type detection device for automobile rear axle quality detection

Info

Publication number: CN211291306U
Application number: CN201922483410.7U
Authority: CN
Inventors: 李世明; 李启鹏
Original assignee: Suzhou Tanton Testing Technology Co ltd
Current assignee: Suzhou Tanton Testing Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-18
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a cam-type detection device for detecting the quality of an automobile rear axle, which comprises a base, a first welded pipe and a second welded pipe; the base is composed of a flat plate and a rectangular tube welded on the top surface of the flat plate; the first welded pipe and the second welded pipe are welded on two end heads of the base in a symmetrical mode, a side upright is welded at the middle position of the top surfaces of the first welded pipe and the second welded pipe, and a large gear with a hand lever is arranged at one position of the outer wall of the first welded pipe in a rotating shaft matching mode; the middle position of the side stand column is provided with a cam with the same structure and size through a rotating shaft, and the two cams are arranged on the same axis, so that the cam can be seen out, when a rear axle part is inspected, the rear axle product part with unqualified quality can be picked out by using the device, the condition that wheels arranged on two sides of a rear axle are high and low is prevented from being assembled behind the bottom of an automobile.

Description

Cam type detection device for automobile rear axle quality detection

Technical Field

The utility model relates to an automobile rear axle axiality detection device technical field specifically is automobile rear axle quality testing's cam-type detection device.

Background

The automobile rear axle is the rear axle of the automobile. In the case of a front-axle driven vehicle, the rear axle is only a trailing axle and only plays a role of load bearing. Generally, a transfer case is arranged in front of a rear axle, the front axle and the rear axle refer to parts of a front wheel shaft and a rear wheel shaft, the front axle comprises a shock absorption spring, a steering gear, a balance shaft and the like, the rear axle further comprises a driving shaft, a transmission gear and the like, and the design is designed and explained aiming at the technical scheme that two ends of the rear axle are used for being connected with the driving shaft in a coaxial detection mode.

Rear axle both ends head can have ann hole or construction bolt for be used for installing the mechanism or the drive shaft of brake block with both ends head and install, current rear axle is by the welding piece that upper and lower two lid welding pipe welded formed, it fixes a position even adopting location frock to fix a position during the welding, reach the purpose of improving quality, but during welding or equipment, can cause rear axle product both ends head to appear eccentric state unavoidably, the condition of non-axiality appears promptly, rear axle installs in the vehicle bottom after, if the disalignment of its both ends head, then can make the transmission shaft of ann in its both ends head also can the disalignment, finally can lead to installing the rear wheel of both ends epaxial condition of height appears in the rear wheel, it has brought the trouble to follow-up two rear wheel corrections.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cam-type detection device that car rear axle quality detected, when solving the welding of the current rear axle work piece or the equipment that propose in the above-mentioned background art, can cause rear axle product both ends head to appear eccentric state unavoidably, the condition of non-axiality appears promptly, the rear axle is installed in the vehicle bottom back, if the disalignment of its both ends head, then can make the transmission shaft of ann in its both ends head also can the disalignment, finally can lead to installing the condition that a height appears in the epaxial rear wheel in both ends transmission, the problem of having brought the trouble is corrected for follow-up two rear wheels.

In order to achieve the above object, the utility model provides a following technical scheme: the cam type detection device for detecting the quality of the rear axle of the automobile comprises a base, a first welded pipe and a second welded pipe; the base is composed of a flat plate and a rectangular tube welded on the top surface of the flat plate, and two bottom welding plates with the same height are welded on the rectangular tube on the top surface of the base in a vertical mode; the first welded pipe and the second welded pipe are welded on two end heads of the base in a symmetrical mode, a side upright is welded at the middle position of the top surfaces of the first welded pipe and the second welded pipe, and a large gear with a hand lever is arranged at one position of the outer wall of the first welded pipe in a rotating shaft matching mode; the middle position of the side upright post is also provided with a cam with the same structure and size through a rotating shaft, and the two cams are arranged on the same axis.

Further: the middle position of the side stand column is provided with a sliding cavity with a U-shaped notch structure, the two sliding cavities are consistent in structure, two sides of each sliding cavity are provided with springs, and the top ends of the two sliding cavities are welded with a limiting plate.

Further: and two ejector rods are vertically welded upwards at two ends of the lifting shaft, the top ends of the two ejector rods are provided with test rods in a horizontal rod type, and the height positions and the structural sizes of the test rods are consistent.

Further: two horizontal sliding plates are welded at two ends of the lifting shaft, and the two sliding plates are respectively in sliding fit with sliding cavities formed in the inner sides of the side upright posts and form elastic supports with springs at the bottom sides in the cavities.

Further: the bottom welding plates are all rectangular plate structures, and two dropping rods with the same height are welded on the top surfaces of the bottom welding plates.

Further: the cam is arranged at the front part and the rear part, wherein a small gear is further arranged on the rotating shaft section where the cam at the front side is arranged, and the small gear is meshed with the large gear.

Compared with the prior art, the beneficial effects of the utility model are that:

the device is composed of an inner part and an outer part, the inner part adopts four drop rods with the same height to form a setting mechanism of the device positioned on the inner side, an automobile rear axle product piece can be placed on the four drop rods to form a pre-horizontal placement, a set of group rod pieces which are synchronously lifted upwards are designed on the outer part through a double-cam mechanism, the lifting and the descending are controlled by a hand wheel type gear linked by a cam on one side, the top end of the group rod piece after being lifted just can be slowly approached to the two ends of the placed rear axle product piece from bottom to top, whether the horizontal plane of the top ends of the rod pieces lifted at the left part and the right part can be contacted with the bottom sides of the two ends of the workpiece is observed, if the two rod ends lifted simultaneously are contacted with the two ends of the rear axle, the two ends of the workpiece of the rear axle are proved to be on the same axis, the quality is qualified, otherwise, can utilize this device to choose out unqualified rear axle product piece of quality to prevent that it from assembling behind the car bottom, lead to the wheel of rear axle both sides installation to appear the state of one high one low, this device simple structure, the operation of being convenient for, the detection mode is directly perceived reliable.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the bottom view structure of the present invention from fig. 1;

FIG. 3 is a schematic view of the front plan structure of the present invention;

FIG. 4 is a schematic side view of the present invention;

fig. 5 is a schematic structural view after the disassembly of the present invention.

Fig. 6 is a working principle diagram of the present invention (T in the drawing indicates a rear axle workpiece).

In the figure: 1. a base; 2. a first welded pipe; 3. a second welded pipe; 4. a rotating shaft; 5. a cam; 6. a side column; 601. a slide chamber; 602. a spring; 7. a lifting shaft; 701. a slide plate; 8. a top rod; 801. a test rod; 9. a bottom welding plate; 901. dropping the rod; 10. a bull gear; 11. a handle; 12. a pinion gear; 13. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 6, the present invention provides an embodiment: the cam type detection device for detecting the quality of the rear axle of the automobile comprises a base 1, a first welded pipe 2 and a second welded pipe 3; the base 1 is composed of a flat plate and a rectangular tube welded on the top surface of the flat plate, and two bottom welding plates 9 with the same height are welded on the rectangular tube on the top surface of the base 1 in a vertical mode; the first welded pipe 2 and the second welded pipe 3 are welded on two ends of the base 1 in a symmetrical mode, a side upright post 6 is further welded at the middle position of the top surfaces of the first welded pipe 2 and the second welded pipe 3, the structure of the side upright post 6 is shown in figures 1 and 5, and a large gear 10 with a hand lever 11 is further installed on the outer wall of the first welded pipe 2 in a rotating shaft matching mode; the middle positions of the side upright posts 6 are provided with a cam 5 with the same structure and size through the rotating shaft 4, and the two cams 5 are on the same axis; the cam 5 is provided with a front part and a rear part, wherein a small gear 12 is further mounted on the section of the rotating shaft 4 where the front side cam 5 is located, and the small gear 12 is meshed with the large gear 10 described above.

Wherein: as shown in fig. 5, the middle position of each side upright 6 is further provided with a sliding cavity 601 with a U-shaped notch structure, the two sliding cavities 601 have the same structure, two sides of each cavity are further provided with a spring 602, and the top ends of the two sliding cavities 601 are further welded with a limiting plate 13 for limiting the sliding plates 701 at two sides of the ascending shaft 7 to continuously ascend; the two sliding plates 701 at the two ends of the ascending shaft 7 are respectively in sliding fit with the sliding cavities 601 formed in the inner sides of the side columns 6, the ascending shaft 7 which ascends or falls is stably guided by the sliding cavities 601 of the guiding structures, and elastic support is formed by the sliding cavities 601 and the springs 602 at the bottom sides in the cavities, so that auxiliary elastic falling is facilitated during falling.

Wherein: the two ends of the ascending shaft 7 are vertically upwards welded with a top rod 8, the top ends of the two top rods 8 are also provided with horizontal rod type testing rods 801, the height positions and the structural dimensions of the two testing rods 801 are consistent, and the top rods 8 with the testing rods 801 are vertically arranged on the ascending shaft 7, and the top ends of the testing rods 801 are on the same horizontal plane, so that the testing components for testing the levelness or the coaxiality on the two sides of the device are formed after the ascending actions of the testing rods 801.

Wherein: the bottom welding plate 9 is a rectangular plate structure, the top surfaces of the bottom welding plate 9 are welded with two falling rods 901 with the same height, four falling rods 901 are substantially horizontal supporting platforms which are positioned at the inner side of the device and used for temporarily placing a rear axle workpiece T, the structural principle is shown in figure 6, the middle area of the placed workpiece T is horizontally supported at first, then a hand rod 11 on a hand-operated side big gear 10 can form a levelness testing structure cam 5 with the two ends rotating upwards under the meshing action, and pushes a lifting shaft 7 placed at the top side of the workpiece T to slide upwards, so that the lifting shaft can lift upwards in the lifting action process, the testing rod 801 with the two ends vertical and the same height is lifted upwards, the two ends of the rear axle workpiece T which are temporarily and horizontally placed on the four falling rods 901 are detected, if the two ends of the two rods lifted simultaneously are contacted with the two ends of the rear axle workpiece T, the two ends of the rear axle workpiece T are on the same axis, the quality is qualified, otherwise, the quality is unqualified, and therefore, when the rear axle workpiece T is inspected, rear axle products with unqualified quality can be picked out by the device, so that the situation that wheels mounted on two sides of a rear axle are in a high-low state after the rear axle workpiece T is assembled at the bottom of an automobile is prevented.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Cam-type detection device of automobile rear axle quality testing, its characterized in that: comprises a base (1), a first welded pipe (2) and a second welded pipe (3); the base (1) is composed of a flat plate and a rectangular tube welded on the top surface of the flat plate, and two bottom welding plates (9) with the same height are welded on the rectangular tube on the top surface of the base (1) in a vertical mode; the first welded pipe (2) and the second welded pipe (3) are welded on two ends of the base (1) in a symmetrical mode, a side upright post (6) is welded at the middle position of the top surfaces of the first welded pipe (2) and the second welded pipe (3), and a large gear (10) with a hand lever (11) is arranged at one position on the outer wall of the first welded pipe (2) in a rotating shaft matching mode; the middle position of the side upright post (6) is also provided with a cam (5) with the same structure and size through a rotating shaft (4), and the two cams (5) are arranged on the same axis.

2. The cam type detection device for detecting the quality of the rear axle of the automobile according to claim 1, characterized in that: the middle position of side pillar (6) all still sets up smooth chamber (601) of U-shaped notch structure, and two smooth chamber (601) structures unanimous, it has put ascending axle (7) to drop in smooth chamber (601), a spring (602) is all still installed to the both sides in smooth chamber (601), and the top in two smooth chamber (601) all still welds a slice limiting plate (13).

3. The cam type detection device for detecting the quality of the rear axle of the automobile according to claim 2, characterized in that: the two ends of the ascending shaft (7) are vertically welded with an ejector rod (8) upwards, the top ends of the two ejector rods (8) are provided with a test rod (801) in a horizontal rod type, and the height position and the structural size of the test rod (801) are consistent.

4. The cam type detection device for detecting the quality of the rear axle of the automobile according to claim 2, characterized in that: two horizontal sliding plates (701) are welded at two ends of the lifting shaft (7), the two sliding plates (701) are respectively in sliding fit with sliding cavities (601) formed in the inner sides of the side upright posts (6) and form elastic supports with springs (602) on the inner bottom sides of the cavities.

5. The cam type detection device for detecting the quality of the rear axle of the automobile according to claim 1, characterized in that: the bottom welding plates (9) are all rectangular plate structures, and two falling rods (901) with the same height are welded on the top surfaces of the bottom welding plates.

6. The cam type detection device for detecting the quality of the rear axle of the automobile according to claim 1, characterized in that: the cam (5) is arranged at the front part and the rear part, wherein a small gear (12) is further arranged on the section of the rotating shaft (4) where the cam (5) at the front side is located, and the small gear (12) is meshed with the large gear (10).