Axle positioning tool

Abstract

The axle positioning tool comprises a mounting bottom plate, two supporting parts are oppositely arranged in the middle of the mounting bottom plate; an arc-shaped groove is formed in the top of the supporting part; the mounting bottom plate is provided with first cylinders on the two sides of the two supporting parts; the first air cylinder is a horizontal cylinder head arranged towards the supporting part; a connecting disc is arranged at the head of the first cylinder; a plurality of connecting bolts are arranged on the connecting disc; two first overturning air cylinders are arranged between the two supporting parts on the mounting bottom plate; an arc-shaped pressing block is arranged at the overturning cylinder head position of the first overturning cylinder; second overturning air cylinders are symmetrically arranged on the two sides between the supporting part and the adjacent first air cylinders. And a friction block is arranged at the overturning cylinder head position of the second overturning cylinder. The axle is placed on the two supporting parts through the cooperation of the supporting parts, the first overturning air cylinders and the arc-shaped pressing blocks, then the shaft part of the axle is limited and fixed through downward pressing of the overturning air cylinders, the axle is prevented from falling off from the supporting parts in the machining process, the fixing process is simple, convenient and fast, and efficiency is high.

Description

Technical Field

[0001] The utility model belongs to the field of vehicle axle processing auxiliary equipment, in particular to a vehicle axle positioning tooling. Background Art

[0002] The automobile axle, also known as the axle, is connected to the vehicle body through the suspension. The two ends of the axle are connected to the wheels. It is the main component that bears the car load. The axle will undergo fine turning, drilling, tapping and other processing steps during the processing. The axle needs to be firmly positioned during the processing to prevent the axle from vibrating and shifting during the processing, which will affect the processing process. The processing positioning accuracy is poor, and the processing size and precision are inaccurate, so that the processed axle components do not meet the design requirements, and will affect the production efficiency. The axle positioning tooling currently used is mostly clamped and positioned using simple lathe fixtures, with poor fixing effect. Deflection, displacement, force vibration and other conditions are prone to occur during the processing, and the operation is not convenient. Utility Model Content

[0003] The utility model aims to provide an axle positioning tool to solve the problem of firmly positioning the axle during the processing, preventing the axle from vibrating and shifting during the processing, which affects the processing process, causes poor processing positioning accuracy, inaccurate processing size and precision, and makes the processed axle components fail to meet the design requirements, which will affect the production efficiency. The axle positioning tool currently used mostly uses simple lathe clamps for clamping and positioning, with poor fixing effect, and is prone to deflection, displacement, force vibration and the like during the processing, and has technical problems such as inconvenient operation.

[0004] In order to achieve the above-mentioned purpose, the specific technical scheme of the axle positioning tool of the utility model is as follows:

[0005] The axle positioning tool comprises a mounting base plate; two supporting parts are arranged opposite to each other in the middle of the mounting base plate; an arc-shaped groove is arranged on the top of the supporting part; the first cylinder is arranged on both sides of the mounting base plate with the two supporting parts; the first cylinder is a horizontal cylinder head arranged toward the supporting part; a connecting plate is arranged on the cylinder head of the first cylinder; a plurality of connecting bolts are arranged on the connecting plate; two first flip cylinders are arranged between the two supporting parts on the mounting base plate; an arc-shaped pressure block is arranged at the flip cylinder head position of the first flip cylinder; second flip cylinders are symmetrically arranged on both sides between the supporting part and the adjacent first cylinder; and a friction block is arranged at the flip cylinder head position of the second flip cylinder.

[0006] Furthermore, the support part includes a fixing part arranged on one side; a second cylinder is rotatably arranged at the bottom of one side of the fixing part; a movable clamping block is rotatably arranged on the cylinder head of the second cylinder; the movable clamping block and the fixing part are rotatably connected; the top of the movable clamping block and the top of the fixing part are combined into an arc-shaped groove.

[0007] Furthermore, the two first turning cylinders are staggeredly arranged on both sides of the supporting part.

[0008] Furthermore, the arc-shaped groove, the arc-shaped pressing block and the cylinder head of the first cylinder are arranged on the same axis.

[0009] The axle positioning tool of the utility model has the following advantages: the axle is placed on the two supporting parts through the cooperation between the supporting part and the first flip cylinder and the arc-shaped pressure block, and then the axle is pressed down by the flip cylinder, and the arc-shaped pressure block is used to cooperate with the arc-shaped groove on the top of the supporting part to limit and fix the shaft of the axle to prevent the axle from falling from the supporting part during the processing. The fixing process is simple and convenient, with high efficiency, and a good limiting effect is formed; when the axle is placed on the supporting part, the first cylinder is driven to make the connecting plate abut the wheel hub position at both ends of the axle, and then the axle and the connecting plate are connected by multiple connecting bolts, and the second flip cylinders arranged on both sides are started, so that the friction block of the second flip cylinder is pressed on the side of the end of the axle relative to the first cylinder, and cooperates with the first cylinder to form a relative thrust, so that the end of the axle is fixed more firmly, so that the axle will not be vibrated and offset during the processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0011] Figure 2 This is a schematic diagram of the installation structure of the utility model;

[0012] Figure 3 For this utility model Figure 2 A magnified schematic diagram of the middle A area;

[0013] Figure 4 For this utility model Figure 2 A magnified schematic diagram of the middle B area;

[0014] Explanation of the markings in the figure: 1. Mounting base plate; 2. Support part; 3. Arc-shaped groove; 4. First cylinder; 5. Connecting plate; 6. Connecting bolt; 7. First flip cylinder; 8. Arc-shaped pressure block; 9. Second flip cylinder; 10. Friction block; 11. Fixing part; 12. Second cylinder; 13. Movable clamping block. DETAILED DESCRIPTION

[0015] In order to better understand the purpose, structure and function of the utility model, the axle positioning tool of the utility model is further described in detail below with reference to the accompanying drawings.

[0016] like Figure 1-4As shown, the axle positioning tool of the utility model comprises a mounting base plate 1; two supporting parts 2 are relatively arranged in the middle of the mounting base plate 1; an arc-shaped groove 3 is arranged on the top of the supporting part 2; the mounting base plate 1 is provided with a first cylinder 4 on both sides of the two supporting parts 2; the first cylinder 4 is a horizontal cylinder head arranged toward the support part 2; the cylinder head of the first cylinder 4 is provided with a connecting plate 5; a plurality of connecting bolts 6 are arranged on the connecting plate 5; two first flip cylinders 7 are arranged between the two supporting parts 2 on the mounting base plate 1; an arc-shaped pressure block 8 is arranged at the flip cylinder head position of the first flip cylinder 7; second flip cylinders 9 are symmetrically arranged on both sides between the supporting part 2 and the adjacent first cylinder 4; a friction block 10 is arranged at the flip cylinder head position of the second flip cylinder 9, and the arc-shaped groove 3, the arc-shaped pressure block 8 and the cylinder head of the first cylinder 4 are arranged on the same axis.

[0017] Combination Figure 1-4 As shown, during the working process, the axle to be processed is placed in the arc groove 3 of the two supporting parts 2 arranged on the upper side of the mounting base plate 1, and the first flip cylinder 7 is started. The first flip cylinder 7 is pressed down, and the arc-shaped pressing block 8 is used to press the shaft body in the middle of the axle into the arc groove 3 of the supporting part 2 to form a limit for the shaft body part of the axle. Then, the first cylinders 4 arranged on both sides are started to push the connecting plate 5 to abut against the wheel hub positions at both ends of the axle, and then the wheel hub of the axle is connected to the connecting plate 5 through a plurality of connecting bolts 6. The second flip cylinders 9 arranged on both sides of the first cylinder 4 are started to make the second flip cylinders The friction block 10 of 9 is pressed on the side of the end of the axle relative to the first cylinder 4, and cooperates with the first cylinder 4 to form a relative thrust, so that the end of the axle is fixed more firmly, so that the axle will not be vibrated and offset during the processing. Cooperating with the first flip cylinder 7 and the arc groove 3 to limit the middle axis of the axle, the operation process is convenient and fast, which increases the work efficiency of fixing the axle and increases the fixing effect. Accurate positioning of the axle can ensure that the axle is in the correct position during the processing, ensure that the processing position is accurate, and reduce the displacement of the axle caused by vibration during the processing.

[0018] The support part 2 includes a fixing part 11 arranged on one side; a second cylinder 12 is rotatably arranged at the bottom of one side of the fixing part 11; a movable clamping block 13 is rotatably arranged on the cylinder head of the second cylinder 12; the movable clamping block 13 and the fixing part 11 are rotatably connected; the top of the movable clamping block 13 and the top of the fixing part 11 are combined into an arc-shaped groove 3. When the axle is placed in the arc-shaped groove 3 on the support part 2, the second cylinder 12 is started to push the movable clamping block 13 to rotate on the fixing part 11, so that the arc-shaped groove 3 forms a closed state, and the axle shaft in the arc-shaped groove 3 is clamped to increase the fixing effect of the axle, and cooperate with the arc-shaped pressing block 8 pressed down by the first flip cylinder 7 on the upper side of the axle to fix the axle more firmly, prevent the axle from falling off from the upper side of the support part 2, and make the tooling suitable for axle processing operations with different shaft diameters, with a wide range of applications.

[0019] The two first flip cylinders 7 are staggered on both sides of the support part 2. The two staggered first flip cylinders 7 will limit the downward pressure at different positions of the axle, increase the balance of pressure on the axle, avoid force concentration on the axle, improve overall stability, and further prevent the axle from falling off from the arc groove 3 of the support part 2.

[0020] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. Axle positioning tool, characterized in that: The invention comprises a mounting base plate (1); two supporting parts (2) are arranged opposite to each other in the middle of the mounting base plate (1); an arc-shaped groove (3) is arranged on the top of the supporting part (2); a first cylinder (4) is arranged on both sides of the mounting base plate (1) on the two supporting parts (2); the first cylinder (4) is arranged with a horizontal cylinder head facing the supporting part (2); a connecting plate (5) is arranged on the cylinder head of the first cylinder (4); a plurality of connecting bolts (6) are arranged on the connecting plate (5); two first turning cylinders (7) are arranged on the mounting base plate (1) between the two supporting parts (2); an arc-shaped pressing block (8) is arranged at the turning cylinder head position of the first turning cylinder (7); a second turning cylinder (9) is symmetrically arranged on both sides between the supporting part (2) and the adjacent first cylinder (4); a friction block (10) is arranged at the turning cylinder head position of the second turning cylinder (9).

2. The axle positioning tool according to claim 1, characterized in that: The support portion (2) comprises a fixing member (11) arranged on one side; a second cylinder (12) is rotatably arranged at the bottom of one side of the fixing member (11); a movable clamping block (13) is rotatably arranged at the cylinder head of the second cylinder (12); the movable clamping block (13) and the fixing member (11) are rotatably connected; the top of the movable clamping block (13) and the top of the fixing member (11) are combined into an arc-shaped groove (3).

3. The axle positioning tool according to claim 1, characterized in that: The two first turning cylinders (7) are arranged alternately on both sides of the support part (2).

4. The axle positioning tool according to claim 1, characterized in that: The arc-shaped groove (3), the arc-shaped pressing block (8) and the cylinder head of the first cylinder (4) are arranged on the same axis.

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