Metal piece positioning and fixing jig

Abstract

The utility model relates to the technical field of positioning and fixing jig equipment, in particular to a metal piece positioning and fixing jig which comprises a bottom plate, a first installation groove used for containing a workpiece is formed in the top end face of the bottom plate, and a second installation groove is formed in the end, away from the first installation groove, of the bottom plate. And the first mounting groove and the second mounting groove are deepened towards one side of the bottom plate. The first installation groove and the second installation groove which are matched with the two end faces of the workpiece in shape are formed in the bottom plate and used for installing the workpiece, the protruding block is arranged in the first installation groove, and the two supporting blocks are arranged in the second installation groove and used for supporting the thin-wall end of the workpiece when the workpiece is installed. And meanwhile, the protruding blocks and the supporting blocks are matched with the clamping mechanisms corresponding to the arrangement positions of the protruding blocks and the supporting blocks to clamp and install the workpiece, efficient installation operation is achieved, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning and fixing fixture equipment, in particular to a metal part positioning and fixing fixture. Background Art

[0002] In the field of industrial manufacturing, thin-walled metal parts are widely used in fields such as precision machinery, automobile industry, aerospace, etc. These thin-walled metal parts have the characteristics of light weight, high strength, high precision, etc. In the preparation process for the processing of thin-walled metal parts, the metal parts need to be positioned and fixed to ensure the processing accuracy. However, the existing thin-walled metal parts positioning and fixing devices lack support measures for the thin-walled ends. During processing, the thin-walled ends of the metal parts are in a suspended state, which is easily deformed by force during the processing process and cannot meet the needs of modern precision manufacturing.

[0003] In view of this, we propose a metal parts positioning and fixing fixture to solve the existing problems. Utility Model Content

[0004] The purpose of the utility model is to provide a metal part positioning and fixing fixture 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 metal part positioning and fixing fixture, comprising a base plate, a top end surface of the base plate is provided with a first mounting groove for accommodating a workpiece, an end of the base plate away from the first mounting groove is provided with a second mounting groove, the first mounting groove and the second mounting groove are both deepened toward one side of the base plate, a protrusion protruding from the bottom end surface of the first mounting groove is provided at the bottom end of the first mounting groove, a first clamping mechanism for fixing the workpiece is provided in the first mounting groove, second clamping mechanisms are provided at both ends of the second mounting groove, two support blocks are provided on the inner side of the second mounting groove, and a third clamping mechanism is provided between the two support blocks.

[0006] Preferably, the first mounting groove corresponds to the bottom end face shape of the workpiece, the second mounting groove corresponds to the top end face shape of the workpiece, the protrusion profile is arranged corresponding to the inner end face profile shape of the workpiece, and the support block height is higher than the opening depth of the second mounting groove.

[0007] Preferably, the first clamping mechanism includes a first clamping member arranged above the middle of the first mounting groove, and a first driving member is provided at one end of the bottom of the base plate, and the first driving member passes through the base plate and is drivingly connected to the first clamping member.

[0008] Preferably, the second clamping mechanism includes second driving members located on both sides of the second mounting groove and arranged at one end of the back side of the bottom plate, and the output ends of the second driving members on both sides are connected to the second clamping members through the bottom plate.

[0009] Preferably, the second clamping member is provided with a pressing arm extending in a direction toward a side end of the second mounting groove.

[0010] Preferably, the third clamping mechanism comprises a third driving member located between the two support blocks and fixedly mounted on one end of the bottom of the base plate, and the third driving member is connected to a third clamping member through an end surface of the base plate.

[0011] Preferably, one end of the bottom of the two support blocks is fixedly connected to the bottom end surface of the second mounting groove, and the third clamping member is respectively extended toward the direction of the support blocks on both sides and connected with a pressure arm.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows: the utility model is used to install the workpiece by arranging a first mounting groove and a second mounting groove on the bottom plate that match the shapes of the two end surfaces of the workpiece, the first mounting groove is provided with a protrusion, and the second mounting groove is provided with two support blocks, which are respectively used to support the thin-walled end of the workpiece when the workpiece is installed, so as to ensure that the thin-walled end of the metal part will not be deformed by force during the processing process, and at the same time, the protrusion and the support block are respectively matched with the clamping mechanism corresponding to their setting position to clamp and install the workpiece, so as to realize efficient installation operation and improve production efficiency. 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 front cross-sectional structural schematic diagram of the utility model.

[0015] In the figure: 1, bottom plate; 2, first mounting groove; 3, protrusion; 4, first driving member; 5, first clamping member; 6, second driving member; 7, second clamping member; 8, third driving member; 9, second mounting groove; 10, support block; 11, third clamping member. DETAILED DESCRIPTION

[0016] The technical solution of the utility model is further described below in conjunction with the accompanying drawings and specific embodiments.

[0017] Embodiment 1

[0018] like Figure 1 and Figure 2As shown, the utility model proposes a metal part positioning and fixing fixture, including a base plate 1, a first mounting groove 2 for accommodating a workpiece is provided on the top end surface of the base plate 1, a second mounting groove 9 is provided on the end of the base plate 1 away from the first mounting groove 2, the first mounting groove 2 and the second mounting groove 9 are both deepened toward one side of the base plate 1, a protrusion 3 protruding from the bottom end surface of the first mounting groove 2 is provided at the bottom end of the first mounting groove 2, a first clamping mechanism for fixing the workpiece is provided in the first mounting groove 2, second clamping mechanisms are provided at both ends of the second mounting groove 9, two support blocks 10 are provided on the inner side of the second mounting groove 9, and a third clamping mechanism is provided between the two support blocks 10.

[0019] In the embodiment, the first mounting groove 2 corresponds to the shape of the bottom end face of the workpiece, the second mounting groove 9 corresponds to the shape of the top end face of the workpiece, the contour of the protrusion 3 is set corresponding to the contour shape of the inner end face of the workpiece, and the height of the support block 10 is higher than the opening depth of the second mounting groove 9. The protrusion 3 protruding from the end face of the first mounting groove 2 is used to fill the gap between the thin-walled end of the workpiece and the bottom end face of the first mounting groove 2 when the workpiece is installed, thereby supporting the thin-walled end of the workpiece. When the workpiece is installed in the second mounting groove 9, the support block 10 is used to support the thin-walled end of the workpiece.

[0020] In the embodiment, the first clamping mechanism includes a first clamping member 5 arranged above the middle of the first mounting groove 2, and a first driving member 4 is provided at one end of the bottom of the base plate 1. The first driving member 4 passes through the base plate 1 and is drivingly connected to the first clamping member 5, and is used to drive the first clamping member 5 to be pressed down by the first driving member 4 to work together with the protrusion 3 on the bottom end of the first mounting groove 2 to clamp the workpiece.

[0021] In the embodiment, the second clamping mechanism includes a second driving member 6 located on both sides of the second mounting groove 9 and arranged at one end of the back side of the base plate 1. The output ends of the second driving members 6 on both sides are connected to the second clamping member 7 through the base plate 1. The second driving member 6 drives the second clamping member 7 to cooperate with the second mounting groove 9 to clamp the workpiece.

[0022] In the embodiment, the second clamping member 7 is extended with a pressing arm toward the side end of the second mounting groove 9 , and the second clamping member 7 drives the pressing arm to press down against the top surface of the side end wall of the workpiece to fix the workpiece in the second mounting groove 9 .

[0023] In the embodiment, the third clamping mechanism includes a third driving member 8 located between two support blocks 10 and fixedly mounted at one end of the bottom of the base plate 1. The third driving member 8 passes through the end surface of the base plate 1 and is connected to a third clamping member 11. The third driving member 8 drives the third clamping member 11 to be pressed down and is assembled with the support blocks 10 on both sides thereof to clamp the thin-walled end of the workpiece, thereby supporting the thin-walled end of the workpiece and fixing the workpiece at the same time.

[0024] In the embodiment, one end of the bottom of the two support blocks 10 is fixedly connected to the bottom end surface of the second mounting groove 9, and the third clamping member 11 is respectively extended toward the support blocks 10 on both sides and connected with a pressure arm. The pressure arms at both ends are pressed down by the third clamping member 11 to abut the workpiece.

[0025] The working principle of a metal part positioning and fixing fixture based on Example 1 is as follows: when the utility model is used, when the workpiece is installed in the first mounting groove 2, the protrusion 3 at the bottom end of the first mounting groove 2 is fitted and connected with the thin-walled end inside the workpiece, and the protrusion 3 abuts the bottom end face of the workpiece, supporting the thin-walled end of the workpiece, and then the first clamping member 5 is driven downward by the first driving member 4, and the bottom end face of the first clamping member 5 abuts against the top face of the thin-walled end of the workpiece, thereby fixing the workpiece in the first mounting groove 2; when the workpiece is installed in the second mounting groove 9, the second driving members 6 at both ends of the second mounting groove 9 drive the second clamping member 7 to be pressed down, and the top walls of both sides of the workpiece are abutted to fix the workpiece, and the two protrusions 3 in the second mounting groove 9 are respectively abutted against the thin-walled end faces of the workpiece, supported on the bottom face of the thin-walled end, and the third clamping member 11 is driven downward by the third driving member 8 to abut against the top face of the thin-walled end of the workpiece, thereby fixing the workpiece.

[0026] 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 metal part positioning and fixing fixture, comprising a base plate (1), a top end surface of the base plate (1) being provided with a first mounting groove (2) for accommodating a workpiece, and an end of the base plate (1) away from the first mounting groove (2) being provided with a second mounting groove (9), characterized in that: The first mounting groove (2) and the second mounting groove (9) are both deepened toward one side of the bottom plate (1); a protrusion (3) protruding from the bottom end surface of the first mounting groove (2) is provided at the bottom end of the first mounting groove (2); a first clamping mechanism for fixing a workpiece is provided in the first mounting groove (2); second clamping mechanisms are provided at both ends of the second mounting groove (9); two support blocks (10) are provided on the inner side of the second mounting groove (9); and a third clamping mechanism is provided between the two support blocks (10).

2. A metal parts positioning and fixing jig according to claim 1, characterized in that: The first mounting groove (2) corresponds to the shape of the bottom end face of the workpiece, the second mounting groove (9) corresponds to the shape of the top end face of the workpiece, the profile of the protrusion (3) is arranged corresponding to the profile shape of the inner end face of the workpiece, and the height of the support block (10) is higher than the opening depth of the second mounting groove (9).

3. The metal parts positioning and fixing fixture according to claim 1, characterized in that: The first clamping mechanism comprises a first clamping member (5) arranged above the middle of the first mounting groove (2); a first driving member (4) is provided at one end of the bottom of the base plate (1); the first driving member (4) passes through the base plate (1) and is drivingly connected to the first clamping member (5).

4. The metal parts positioning and fixing fixture according to claim 1, characterized in that: The second clamping mechanism comprises a second driving member (6) located on both sides of the second mounting groove (9) and arranged at one end of the back side of the base plate (1), and the output ends of the second driving members (6) on both sides pass through the base plate (1) and are connected to a second clamping member (7).

5. A metal parts positioning and fixing jig according to claim 4, characterized in that: The second clamping member (7) is provided with a pressing arm extending in the direction toward the side end of the second mounting groove (9).

6. The metal part positioning and fixing fixture according to claim 1, characterized in that: The third clamping mechanism comprises a third driving member (8) located between two supporting blocks (10) and fixedly mounted on one end of the bottom of the base plate (1); the third driving member (8) passes through the end surface of the base plate (1) and is connected to a third clamping member (11).

7. A metal part positioning and fixing jig according to claim 6, characterized in that: One end of the bottom of the two support blocks (10) is fixedly connected to the bottom end surface of the second mounting groove (9), and the third clamping member (11) is respectively extended toward the direction of the support blocks (10) on both sides and is connected with a pressure arm.

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