Four-point type wheel clamp

Abstract

The utility model discloses a four-point type wheel clamp which comprises two embracing arms, the two embracing arms are sleeved with a main guide pipe and a guide rod, the main guide pipe and the guide rod are arranged in parallel, a lead screw is sleeved with the main guide pipe, the embracing arms are connected to the lead screw in a threaded and sleeved mode, a pin shaft fixing base is sleeved with the center of the main guide pipe and the center of the guide rod, and the pin shaft fixing base is sleeved with a pin shaft. A pin shaft fixing seat is arranged on the base, a fixing seat bottom cover is arranged at the bottom of the pin shaft fixing seat, a locking handle is arranged in the pin shaft fixing seat, a reset spring is sleeved on the locking handle, a front locking column is fixedly arranged at one end of the locking handle, a rear locking column is sleeved on the locking handle, and the rear locking column is connected with the reset spring. The clamping device is convenient to use, simple in structure, stable in structure and capable of meeting different use conditions due to the arrangement of the four clamping claws with the adjustable positions.

Description

TECHNICAL FIELD

[0001] The utility model relates to four wheel positioning technical field, concretely is a four point formula wheel clamp. BACKGROUND

[0002] At present, four wheel positioning is based on four wheel parameters of vehicle, adjusts to ensure good driving performance of vehicle and has certain reliability, the installation between steering wheel, steering knuckle and front axle of sedan has certain relative position, and this kind of installation with certain relative position is called steering wheel positioning.

[0003] The wheel clamp of four wheel alignment instrument on the market at present all adopt the clamp with three adjusting arms, and its use can be suitable for different four wheel positioning through adjusting, but the structure of the adjusting arm set usually is limited, and it is difficult to meet the technical requirements, and the wheel clamp of the four wheel alignment instrument at present is all complex in adjusting structure and is tedious to operate. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a four point formula wheel clamp to solve the problems in the above background technology.

[0005] In order to realize the above object, the utility model provides the following technical scheme: a four point formula wheel clamp, including two embrace arms, the embrace arm is sleeved with main guide pipe and guide rod, and the main guide pipe and guide rod are parallelly arranged, the main guide pipe is sleeved with lead screw in, and the embrace arm is threadedly sleeved on the lead screw, the center position of main guide pipe and guide rod is sleeved with pin shaft fixing seat, and the bottom of pin shaft fixing seat is installed with fixing seat bottom cover, the pin shaft fixing seat is installed with locking handle in, and the locking handle is sleeved with return spring, one end of locking handle is fixedly installed with front locking column, and the locking handle is sleeved with rear locking column, and the rear locking column is connected with return spring.

[0006] One end of lead screw extends to the outside of main guide pipe, and is connected with hand wheel.

[0007] Preferably, the end cap is installed on the end of the main guide pipe and the guide rod on the same side.

[0008] Preferably, the lead screw tail pad is sleeved on both ends of the lead screw.

[0009] Preferably, the fixing seat bottom cover is fixedly installed on the bottom of the pin shaft fixing seat by screw.

[0010] Preferably, the end of the return spring away from the rear locking column is connected with the front locking column.

[0011] Preferably, the end of the locking handle away from the front locking column extends to the outside of the pin shaft fixing seat, and the spanner handle is installed.

[0012] Preferably, the two ends of the lead screw are provided with three-piece thrust needle bearings, and the three-piece thrust needle bearings are installed on the end cover.

[0013] Preferably, the four corners of the two arms are provided with clamping claws.

[0014] Preferably, the two arms are respectively provided with left-hand copper bushings and right-hand copper bushings, and the left-hand copper bushings and the right-hand copper bushings are threadedly sleeved on the lead screw.

[0015] Compared with the prior art, the utility model has the beneficial effects that:

[0016] The utility model discloses a convenient to use, simple structure is provided with four adjustable position's clamping claw, satisfies different use situation, and the stable structure. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the schematic diagram of the explosion structure of the utility model;

[0018] Figure 2 It is the schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 3 It is the schematic diagram of the overhead structure of the utility model;

[0020] Figure 4 It is the schematic diagram of the side view structure of the utility model.

[0021] In the drawing: 1, arm; 2, main conduit; 3, lead screw; 4, guide rod; 5, pin shaft fixed seat; 6, fixed seat bottom cover; 7, locking handle; 8, front locking column; 9, rear locking column; 10, return spring; 11, plum blossom handle; 12, end cover; 13, clamping claw; 14, lead screw tail pad; 15, hand wheel. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Please refer to Figures 1-4The utility model provides a technical scheme: a four-point formula wheel clamp, including two embrace arms 1, the embrace arm 1 is sleeved with main guide pipe 2 and guide rod 4, and main guide pipe 2 and guide rod 4 are parallelly arranged, the main guide pipe 2 is sleeved with screw rod 3, and the embrace arm 1 is threadedly sleeved on screw rod 3, the central position of main guide pipe 2 and guide rod 4 is sleeved with pin shaft fixed seat 5, and the bottom of pin shaft fixed seat 5 is installed with fixed seat bottom cover 6, and the inside installation of pin shaft fixed seat 5 has locking handle 7, and locking handle 7 is sleeved with return spring 10, and one end of locking handle 7 is fixedly installed with front locking column 8, and locking handle 7 is sleeved with rear locking column 9, and rear locking column 9 is connected with return spring 10,

[0024] One end of screw rod 3 extends to the outside of main guide pipe 2, and is connected with hand wheel 15, the top central position of main guide pipe 2 is provided with a hole, the top of pin shaft fixed seat 5 is also provided with limiting hole, and front locking column 8 and rear locking column 9 all extend to the inside of limiting hole, when using, inserting limiting rod in limiting hole, limiting rod can penetrate the hole to the position of screw rod 3, through the extrusion of return spring 10 on rear locking column 9 to limiting rod, so that limiting rod is always in the limiting state, when screw rod 3 rotates, the thread on screw rod will extrude the end of limiting rod, and limiting rod can make screw rod self-locking rotation through the elastic movement space of rear locking column 9.

[0025] In the utility model, the same end cover 12 is installed on the end of main guide pipe 2 and guide rod 4 at the same side.

[0026] In the utility model, the both ends of screw rod 3 are sleeved with screw rod tail pad 14, which is convenient for the rotation of screw rod 3.

[0027] In the utility model, fixed seat bottom cover 6 is fixedly installed on the bottom of pin shaft fixed seat 5 through screw.

[0028] In the utility model, the end of return spring 10 away from rear locking column 9 is connected with front locking column 8.

[0029] In the utility model, the end of locking handle 7 away from front locking column 8 extends to the outside of pin shaft fixed seat 5, and is installed with key handle 11.

[0030] In the utility model, the both ends of screw rod 3 are installed with three-piece thrust needle bearing, and the three-piece thrust needle bearing is installed on end cover 12.

[0031] In the utility model, the four corner positions of two embrace arms 1 are installed with embrace claw 13.

[0032] In the utility model, left-hand copper screw sleeve and right-hand copper screw sleeve are installed on two embrace arms 1 respectively, and the left-hand copper screw sleeve and right-hand copper screw sleeve are threadedly sleeved on screw rod 3.

[0033] The utility model discloses a working principle: when using, can pass through rotating hand wheel 15, hand wheel 15 will drive screw rod 3 to rotate, because screw rod 3 is connected with two arms 1 through left-hand copper screw sleeve and right-hand copper screw sleeve and is screwed, so screw rod 3 rotates and will drive arm 1 to move, to reach the purpose of adjusting arm 1 position, namely adjusting the position of the claw 13, simultaneously, in operation, insert the limiting rod in the limiting hole, and the limiting rod can be through the hole to the position of screw rod 3, through the reset spring 10 on rear locking column 9 extruding limiting rod, make limiting rod always be in the limiting state, when screw rod 3 rotates, the thread on the screw rod will extrude the end of limiting rod, and the limiting rod can make screw rod self-locking rotation through the elastic activity space of rear locking column 9.

[0034] The contents not described in the specification are the prior art known to the person skilled in the art, although the embodiments of the utility model have been shown and described, it can be understood by the person skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A four-point wheel clamp, characterized by: The utility model provides a kind of two-arm (1) of including two arms (1), two arms (1) are sleeved with main conduit (2) and guide rod (4), and main conduit (2) and guide rod (4) are arranged in parallel, the main conduit (2) is sleeved with screw rod (3), and arm (1) is threaded on screw rod (3), the center position of main conduit (2) and guide rod (4) is sleeved with pin shaft fixing seat (5), and pin shaft fixing seat (5) is equipped with fixing seat bottom cover (6) on the bottom, locking handle (7) is installed in the pin shaft fixing seat (5), and locking handle (7) is sleeved with reset spring (10), locking handle (7) is fixedly installed with front locking column (8) in one end, and locking handle (7) is sleeved with rear locking column (9), and rear locking column (9) is connected with reset spring (10); One end of the screw rod (3) extends outside the main conduit (2) and is connected with a hand wheel (15).

2. A four-point wheel clamp according to claim 1, wherein: The same end cover (12) is installed on the end of the main conduit (2) and the guide rod (4) on the same side.

3. A four-point wheel clamp as claimed in claim 1, wherein: The screw rod (3) is sleeved with a screw rod tail gasket (14) at both ends.

4. A four-point wheel clamp according to claim 1, wherein: The fixing seat bottom cover (6) is fixedly installed on the bottom of the pin shaft fixing seat (5) by screws.

5. A four-point wheel clamp as defined in claim 1, wherein: The end of the reset spring (10) away from the rear locking column (9) is connected with the front locking column (8).

6. A four-point wheel clamp as defined in claim 1, wherein: The end of the locking handle (7) away from the front locking column (8) extends outside the pin shaft fixing seat (5) and is installed with a key handle (11).

7. A four-point wheel clamp as defined in claim 1, wherein: The screw rod (3) is installed with three-piece thrust needle bearing at both ends, and the three-piece thrust needle bearing is installed on the end cover (12).

8. A four-point wheel clamp according to claim 1, wherein: The four corners of the two arms (1) are installed with a claw (13).

9. A four-point wheel clamp as defined in claim 1, wherein: The two arms (1) are respectively installed with left-handed brass nipple and right-handed brass nipple, and the left-handed brass nipple and the right-handed brass nipple are threaded on the screw rod (3).

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