Steering gear support shell machining clamp

Abstract

The utility model relates to the technical field of clamps, in particular to a steering gear support shell machining clamp. Comprising a bottom plate, a supporting plate and an auxiliary device, the auxiliary device comprises a rotating plate, a positioning plate, a servo motor, a clamping assembly and a guiding assembly, the rotating plate is rotationally connected with the supporting plate, the positioning plate is fixedly connected with the rotating plate, the servo motor is fixedly connected with the supporting plate, an output shaft of the servo motor is fixedly connected with the rotating plate, and the clamping assembly is arranged on one side of the positioning plate; during machining, the steering gear support shell is clamped through cooperation of the clamping assembly and the guiding assembly, then machining can be conducted, after machining is completed, the servo motor is controlled to act, the rotating plate is driven to rotate, the rotating plate rotates to drive the positioning plate to rotate, workpiece rotation is achieved, and hole site machining in other positions is conducted. During machining, the workpiece can be machined by one-time clamping, repeated clamping of the workpiece is avoided, and therefore the machining precision and the machining efficiency can be improved when the steering gear support shell is drilled.

Description

Technical Field

[0001] The utility model relates to the technical field of clamps, in particular to a steering gear bracket shell processing clamp. Background Art

[0002] The steering gear is the most important component in the automobile steering system. When working, it increases the force transmitted from the steering wheel to the steering transmission mechanism and changes the direction of force transmission.

[0003] At present, when the steering gear housing is processed, different processing steps require different fixtures to be prepared, so that the steering gear housing needs to be adjusted and calibrated each time it is clamped. The cumulative error of the steering gear housing will also increase after multiple clampings, affecting the processing accuracy. When the steering gear housing is processed, multiple holes need to be processed on the housing, and the position of each hole is different, which requires different clamping. As the number of clamping times increases, not only the process is complicated, but also the processing efficiency is low. Utility Model Content

[0004] The utility model aims to provide a steering gear bracket housing processing fixture, which is beneficial to improving the processing accuracy and processing efficiency when drilling holes in the steering gear bracket housing.

[0005] To achieve the above-mentioned purpose, the utility model provides a steering gear bracket housing processing fixture, comprising a base plate and a support plate, wherein the support plate is fixedly connected to the base plate and is located on both sides of the base plate, and further comprises an auxiliary device;

[0006] The auxiliary device includes a rotating plate, a positioning plate, a servo motor, a clamping assembly and a guide assembly. The rotating plate is rotatably connected to the support plate and is located on one side of the support plate. The positioning plate is fixedly connected to the rotating plate and is located on the rotating plate. The servo motor is fixedly connected to the support plate. The servo motor output shaft is fixedly connected to the rotating plate and is located on the support plate. The clamping assembly is arranged on one side of the positioning plate, and the guide assembly is arranged on one side of the clamping assembly.

[0007] Wherein, the clamping assembly includes a mounting plate and an action component, the mounting plate is fixedly connected to the positioning plate and is located on both sides of the positioning plate; the action component is arranged on one side of the mounting plate.

[0008] Wherein, the action component includes a hydraulic cylinder and a clamping block, the hydraulic cylinder is fixedly connected to the mounting plate and is located on the mounting plate; the clamping block is connected to the output end of the hydraulic cylinder and is located on the output end of the hydraulic cylinder.

[0009] Wherein, the guide assembly includes a first guide rod and a second guide rod, the first guide rod is threadedly connected to the clamping block, and is slidably connected to the mounting plate, and is located on the side of the mounting plate close to the clamping block; the second guide rod is threadedly connected to the clamping block, and is slidably connected to the mounting plate, and is located on the side of the mounting plate away from the first guide rod.

[0010] Wherein, the auxiliary device also includes a fixed bracket and a fan, the fixed bracket is fixedly connected to the support plate and is located on the support plate; the fan is fixedly connected to the fixed bracket and is located on a side of the fixed bracket close to the servo motor.

[0011] The utility model discloses a processing fixture for a steering gear bracket shell, wherein support plates are installed on both sides of a base plate, a servo motor with a brake mechanism and an encoder is installed on the support plate, a rotating plate is installed on one side of the support plate and is connected to the output shaft of the servo motor, a positioning plate is installed on the rotating plate, a clamping component is arranged on one side of the positioning plate, and a guide component is arranged on one side of the clamping component. During processing, the steering gear bracket shell can be clamped and positioned by the clamping component and the guide component, and then processing can be performed. After processing is completed, the servo motor is controlled to drive the rotating plate to rotate, and the rotating plate can drive the positioning plate to rotate after rotation, so as to realize the rotation of the workpiece and perform processing of the remaining holes. During processing, the workpiece can be clamped once to complete the processing, so that multiple clamping of the workpiece is avoided, thereby achieving improved processing accuracy and processing efficiency when drilling holes in the steering gear bracket shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0013] Figure 1 It is a schematic diagram of the overall structure of a steering gear bracket housing processing fixture according to the first embodiment of the utility model.

[0014] Figure 2 It is a structural schematic diagram of the second guide rod of the first embodiment of the utility model.

[0015] Figure 3 It is a schematic diagram of the overall structure of a steering gear bracket housing processing fixture according to the second embodiment of the utility model.

[0016] In the figure: 101-bottom plate, 102-support plate, 103-rotating plate, 104-positioning plate, 105-servo motor, 106-mounting plate, 107-hydraulic cylinder, 108-clamping block, 109-first guide rod, 110-second guide rod, 201-fixed bracket, 202-fan. DETAILED DESCRIPTION

[0017] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0018] Embodiment 1:

[0019] like Figure 1 and Figure 2 As shown, Figure 1 This is the overall structural diagram of the steering gear bracket housing processing fixture. Figure 2 It is a structural schematic diagram of the second guide rod 110. The utility model provides a steering gear bracket housing processing fixture: including a base plate 101, a support plate 102 and an auxiliary device, the auxiliary device includes a rotating plate 103, a positioning plate 104, a servo motor 105, a clamping assembly and a guide assembly, the clamping assembly includes a mounting plate 106 and an action member, the action member includes a hydraulic cylinder 107 and a clamping block 108, and the guide assembly includes a first guide rod 109 and a second guide rod 110. The above scheme can be used to improve the processing accuracy and processing efficiency when drilling the steering gear bracket housing. It can be understood that the above scheme can improve the drilling accuracy and processing efficiency of the steering gear bracket housing.

[0020] In this embodiment, the support plate 102 is fixedly connected to the base plate 101 and is located on both sides of the base plate 101. The support plate 102 is installed on the base plate 101 through positioning pins and bolts. The base plate 101 is provided with mounting holes to facilitate fixture fixing and installation.

[0021] Among them, the rotating plate 103 is rotatably connected to the support plate 102 and is located on one side of the support plate 102, the positioning plate 104 is fixedly connected to the rotating plate 103 and is located on the rotating plate 103, the servo motor 105 is fixedly connected to the support plate 102, the output shaft of the servo motor 105 is fixedly connected to the rotating plate 103 and is located on the support plate 102, the clamping assembly is arranged on one side of the positioning plate 104, and the guide assembly is arranged on one side of the clamping assembly. The end of the mounting shaft on one side of the rotating plate 103 is mounted on one of the supporting plates 102 through a rotating bearing, and the other side is connected to the output shaft of the servo motor 105 through a rigid coupling. The servo motor 105 has a brake mechanism and an encoder to facilitate stop locking and rotation position control. It is mounted on one of the supporting plates 102 by bolts. The positioning plate 104 is mounted on the rotating plate 103 by positioning pins and bolts. The clamping assembly is arranged on one side of the positioning plate 104 to achieve workpiece clamping and fixation. The guide assembly is arranged on one side of the clamping assembly for coordinated clamping.

[0022] Secondly, the mounting plate 106 is fixedly connected to the positioning plate 104 and is located on both sides of the positioning plate 104; the action component is arranged on one side of the mounting plate 106. The mounting plate 106 is mounted on the positioning plate 104 by means of positioning pins and bolts, and the action component is arranged on one side of the mounting plate 106 to achieve workpiece clamping and fixing.

[0023] Then, the hydraulic cylinder 107 is fixedly connected to the mounting plate 106 and is located on the mounting plate 106; the clamping block 108 is connected to the output end of the hydraulic cylinder 107 and is located on the output end of the hydraulic cylinder 107. The hydraulic cylinder 107 is mounted on the mounting plate 106 by bolts, and the clamping block 108 is mounted on the output end of the hydraulic cylinder 107 by bolts.

[0024] Finally, the first guide rod 109 is threadedly connected to the clamp block 108, and is slidably connected to the mounting plate 106, and is located on the side of the mounting plate 106 close to the clamp block 108; the second guide rod 110 is threadedly connected to the clamp block 108, and is slidably connected to the mounting plate 106, and is located on the side of the mounting plate 106 away from the first guide rod 109. The threaded ends of the first guide rod 109 and the second guide rod 110 can be directly mounted on the clamp block 108, respectively, and a through hole is provided on the mounting plate 106, and a linear sliding bearing is installed in the through hole to facilitate sliding cooperation with the first guide rod 109 and the second guide rod 110.

[0025] When using the utility model to improve the drilling processing accuracy and processing efficiency of the steering gear bracket housing, first, the fixture is installed on the equipment workbench through the base plate 101. Then, during processing, the steering gear bracket housing is first clamped and positioned. During clamping and positioning, it is placed in the clamping cavity of the clamp block 108. Then, the hydraulic cylinder 107 is controlled to act to push the clamp block 108 out. When the clamp blocks 108 are close to each other, the workpiece can be clamped. At the same time, the first guide rod 109 and the second guide rod 110 guide the movement of the clamp block 108. After the workpiece is fixed, processing can be carried out. After the processing is completed, the servo motor 105 is controlled to act to drive the rotating plate 103 to rotate. After the rotating plate 103 rotates, the positioning plate 104 can be driven to rotate to realize the rotation of the workpiece, and the remaining position holes are processed. During processing, the workpiece can be clamped once to complete the processing, avoiding multiple clamping of the workpiece, greatly reducing the clamping error, and then realizing that when drilling the steering gear bracket housing, it is beneficial to improve the processing accuracy and processing efficiency.

[0026] Embodiment 2:

[0027] like Figure 3 As shown, Figure 320 is a schematic diagram of the overall structure of a steering gear bracket housing processing fixture. On the basis of the first embodiment, the utility model provides a steering gear bracket housing processing fixture, and the auxiliary device also includes a fixed bracket 201 and a fan 202.

[0028] The fixing bracket 201 is fixedly connected to the support plate 102 and is located on the support plate 102; the fan 202 is fixedly connected to the fixing bracket 201 and is located on a side of the fixing bracket 201 close to the servo motor 105. The fixing bracket 201 is mounted on the support plate 102 by bolts, and the fan 202 is mounted on the fixing bracket 201 by bolts, and is located outside the tail of the servo motor 105 after installation.

[0029] In this embodiment, by providing the fixing bracket 201 and the fan 202 , when the servo motor 105 is working, good heat dissipation of the servo motor 105 can be achieved, which is beneficial to improving the working stability of the fixture during processing.

[0030] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A steering gear bracket housing processing fixture, comprising a base plate and a support plate, wherein the support plate is fixedly connected to the base plate and is located on both sides of the base plate, characterized in that: Also includes auxiliary devices; The auxiliary device includes a rotating plate, a positioning plate, a servo motor, a clamping assembly and a guide assembly. The rotating plate is rotatably connected to the support plate and is located on one side of the support plate. The positioning plate is fixedly connected to the rotating plate and is located on the rotating plate. The servo motor is fixedly connected to the support plate. The servo motor output shaft is fixedly connected to the rotating plate and is located on the support plate. The clamping assembly is arranged on one side of the positioning plate, and the guide assembly is arranged on one side of the clamping assembly.

2. The steering gear bracket housing processing fixture according to claim 1, characterized in that: The clamping assembly comprises a mounting plate and an action component. The mounting plate is fixedly connected to the positioning plate and is located at both sides of the positioning plate. The action component is arranged at one side of the mounting plate.

3. The steering gear bracket housing processing fixture according to claim 2, characterized in that: The action component includes a hydraulic cylinder and a clamping block. The hydraulic cylinder is fixedly connected to the mounting plate and is located on the mounting plate; the clamping block is connected to the output end of the hydraulic cylinder and is located on the output end of the hydraulic cylinder.

4. The steering gear bracket housing processing fixture according to claim 3, characterized in that: The guide assembly includes a first guide rod and a second guide rod, the first guide rod is threadedly connected to the clamping block, and is slidably connected to the mounting plate, and is located on a side of the mounting plate close to the clamping block; the second guide rod is threadedly connected to the clamping block, and is slidably connected to the mounting plate, and is located on a side of the mounting plate away from the first guide rod.

5. The steering gear bracket housing processing fixture according to claim 1, characterized in that: The auxiliary device also includes a fixed bracket and a fan. The fixed bracket is fixedly connected to the support plate and is located on the support plate; the fan is fixedly connected to the fixed bracket and is located on a side of the fixed bracket close to the servo motor.

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