Quick positioning mechanism for automotive rear shell

Abstract

The utility model relates to the technical field of machining and positioning equipment, in particular to a quick positioning mechanism for a vehicle rear shell, which comprises a bottom plate, a driving part is arranged at one end of the bottom of the bottom plate, the output end of the driving part penetrates through the bottom plate to be connected with a clamping part, and positioning blocks are arranged at two ends of the clamping part. The positioning blocks on the two sides are fixed to the end face of the top of the bottom plate, protruding blocks are arranged on the end faces of the sides, close to the clamping pieces, of the positioning blocks, workpieces are installed on the positioning blocks through the protruding blocks, and the driving piece drives the clamping pieces to press downwards to be clamped and fixed to the workpieces on the positioning blocks at the two ends. The driving piece is arranged at the bottom of the bottom plate, the driving piece drives the clamping piece with the supporting arms at the two ends to be matched with the positioning blocks on the two sides of the bottom plate at the same time to clamp a workpiece, the clamping efficiency of the workpiece is improved, the driving piece provides clamping force and is matched with the positioning blocks to fix the workpiece, and the workpiece is prevented from being loosened due to stress in the machining process. And normal processing is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of processing positioning equipment, in particular to a vehicle rear shell quick positioning mechanism. Background Art

[0002] In the automobile manufacturing process, the processing of the rear shell of the vehicle affects the final assembly accuracy of the vehicle. Therefore, the processing of the rear shell of the vehicle is an important step in the field of automobile manufacturing. The traditional positioning mechanism for the processing of the rear shell of the vehicle usually requires workers to manually place the rear shell workpiece in a predetermined position, and then fix it and install it through the fixed structure of the processing positioning mechanism. This installation method makes the workpiece installation efficiency low and is prone to inaccurate positioning problems, which affects the processing quality and processing accuracy of the rear shell of the vehicle.

[0003] In view of this, we propose a vehicle rear shell quick positioning mechanism to solve the existing problems. Utility Model Content

[0004] The purpose of the utility model is to provide a vehicle rear shell quick positioning mechanism to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a quick positioning mechanism for a rear shell of a vehicle, comprising a base plate, a driving member is provided at one end of the bottom of the base plate, the output end of the driving member is connected to a clamping member through the base plate, positioning blocks are provided at both ends of the clamping member, the positioning blocks on both sides are fixed on the top end surface of the base plate, a protrusion is provided on the end surface of the positioning block close to the clamping member, a workpiece is installed on the positioning block through the protrusion, and the clamping member is driven downward by the driving member to clamp and fix the workpieces on the positioning blocks at both ends.

[0006] Preferably, there are a plurality of driving members, which are equidistantly arranged at one end of the bottom of the base plate, and the top end surface of the base plate is provided with a clamping member corresponding to the number of the driving members, and the clamping member is connected to the output end of the driving member by a bolt.

[0007] Preferably, the clamping member is an I-shaped structural member, and support arms extend symmetrically from both ends of the clamping member, and the ends of the support arms at both ends respectively cooperate with positioning blocks located on both sides of the clamping member to abut and fix the workpiece.

[0008] Preferably, the positioning blocks on both sides are axially symmetrically distributed and are respectively arranged at both ends of the clamping member.

[0009] Preferably, the positioning block is an inclined support block, a side of the positioning block close to the clamping piece is provided with an inclined end surface, and the protrusion is arranged on the inclined end surface of the positioning block.

[0010] Preferably, the positioning block is further provided with a support column for auxiliary supporting the workpiece, and the support column is arranged on the inclined end surface of the positioning block.

[0011] Preferably, mounting holes are provided on both sides of the top end surface of the bottom plate.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the utility model arranges a driving member at the bottom of the base plate, and the driving member drives the clamping members with support arms at both ends to simultaneously cooperate with the positioning blocks on both sides of the base plate to clamp the workpiece, thereby improving the clamping efficiency of the workpiece, and the driving member provides clamping force to cooperate with the positioning blocks to fix the workpiece, thereby preventing the workpiece from loosening due to force during processing and ensuring the normal progress of processing. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0014] Figure 2 It is a schematic diagram of the top view structure of the utility model;

[0015] Figure 3 It is a side structural schematic diagram of the utility model.

[0016] In the figure: 1, bottom plate; 2, positioning block; 201, protrusion; 202, support column; 3, driving member; 4, mounting hole; 5, clamping member; 501, support arm. DETAILED DESCRIPTION

[0017] The technical solution of the utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0018] Embodiment 1

[0019] like Figure 1 , Figure 2 and Figure 3 As shown, the utility model proposes a quick positioning mechanism for a rear shell of a vehicle, including a base plate 1, a driving member 3 is provided at one end of the bottom of the base plate 1, the output end of the driving member 3 passes through the base plate 1 and is connected with a clamping member 5, positioning blocks 2 are provided at both ends of the clamping member 5, the positioning blocks 2 on both sides are fixed on the top end surface of the base plate 1, a protrusion 201 is provided on the end surface of the positioning block 2 close to the clamping member 5, the positioning block 2 is installed with a workpiece through the protrusion 201, and the clamping member 5 is driven by the driving member 3 to press down to clamp and fix the workpieces on the positioning blocks 2 at both ends.

[0020] In the embodiment, a plurality of driving members 3 are provided, and the plurality of driving members 3 are equidistantly arranged at one end of the bottom of the base plate 1. The top end surface of the base plate 1 is provided with a number of clips 5 corresponding to the number of driving members 3. The clips 5 are connected to the output end of the driving member 3 by bolts, and the driving member 3 drives the clips 5 to move via the output end.

[0021] In the embodiment, the clamping member 5 is an I-shaped structural member, and support arms 501 extend symmetrically from both ends of the clamping member 5 . The ends of the support arms 501 at both ends cooperate with the positioning blocks 2 located on both sides of the clamping member 5 to abut and fix the workpiece.

[0022] In the embodiment, the positioning blocks 2 on both sides are axially symmetrically arranged at the two ends of the clamping member 5 .

[0023] In the embodiment, the positioning block 2 is an inclined support block, a side of the positioning block 2 close to the clamping member 5 is provided with an inclined end surface, and the protrusion 201 is provided on the inclined end surface of the positioning block 2 .

[0024] In the embodiment, the positioning block 2 is further provided with a support column 202 for auxiliary support of the workpiece. The support column 202 is arranged on the inclined end surface of the positioning block 2 and is used to cooperate with the protrusion 201 to position the installation angle of the workpiece and support the workpiece at the same time.

[0025] In the embodiment, mounting holes 4 are further provided on both sides of the top end surface of the bottom plate 1 for connecting and fixing a mounting base with a processing device.

[0026] The working principle of a vehicle rear shell quick positioning mechanism based on the first embodiment is: when the utility model is used, the rear shell workpiece to be processed is mounted on the protrusion 201 on the inclined end face of the positioning block 2, and the side end of the workpiece is abutted and fixed with the support column 202. During processing, the base plate 1 is fixedly connected to the processing equipment through the mounting hole 4, the power of the driving member 3 is turned on, the working output end of the driving member 3 contracts, and the connecting member is driven to move downward, so that the support arms 501 at both ends of the connecting member move downward and respectively abut against the end wall of the workpiece installed on the positioning blocks 2 on both sides away from the positioning block 2, so that the workpiece is clamped and fixed for processing.

[0027] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.

Claims

1. A vehicle rear housing quick positioning mechanism, comprising a bottom plate (1), wherein a driving member (3) is provided at one end of the bottom of the bottom plate (1), and characterized in that: The output end of the driving member (3) passes through the bottom plate (1) and is connected to a clamping member (5); positioning blocks (2) are provided at both ends of the clamping member (5); the positioning blocks (2) at both sides are fixed on the top end surface of the bottom plate (1); a protrusion (201) is provided on the end surface of one side of the positioning block (2) close to the clamping member (5); a workpiece is mounted on the positioning block (2) via the protrusion (201); the driving member (3) drives the clamping member (5) to press down and clamp the workpieces on the positioning blocks (2) at both ends.

2. A vehicle rear housing quick positioning mechanism according to claim 1, characterized in that: A plurality of the driving members (3) are provided, and the plurality of the driving members (3) are equidistantly arranged at one end of the bottom of the base plate (1); a number of clamping members (5) corresponding to the number of the driving members (3) are provided on the top end surface of the base plate (1); and the clamping members (5) are connected to the output end of the driving member (3) via bolts.

3. The vehicle rear housing quick positioning mechanism according to claim 1, characterized in that: The clamping member (5) is an "I"-shaped structural member, and support arms (501) are symmetrically extended from both ends of the clamping member (5), and the ends of the support arms (501) at both ends respectively cooperate with positioning blocks (2) located on both sides of the clamping member (5) to abut and fix the workpiece.

4. The vehicle rear housing quick positioning mechanism according to claim 1, characterized in that: The positioning blocks (2) on both sides are axially symmetrically distributed and are respectively arranged at the two ends of the clamping member (5).

5. The vehicle rear housing quick positioning mechanism according to claim 1, characterized in that: The positioning block (2) is an inclined support block, and a side of the positioning block (2) close to the clamping member (5) is provided with an inclined end surface, and the protrusion (201) is arranged on the inclined end surface of the positioning block (2).

6. The vehicle rear housing quick positioning mechanism according to claim 1, characterized in that: The positioning block (2) is also provided with a support column (202) for auxiliary support of the workpiece, and the support column (202) is arranged on the inclined end surface of the positioning block (2).

7. The vehicle rear housing quick positioning mechanism according to claim 1, characterized in that: Mounting holes (4) are also provided on both sides of the top end surface of the bottom plate (1).

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