Truck part machining clamp

Abstract

The invention discloses a truck part machining clamp, a truck part comprises a middle plate, a first connecting block located on the top face of the middle plate and a second connecting block located on the bottom face of the middle plate, the clamp comprises a base, and a supporting block used for supporting the middle plate is arranged on the base; a first abutting block is transversely arranged on the base in a sliding mode, protrusions are arranged at the bottom of the first abutting block and the bottom of the middle plate, a first limiting groove is formed between the protrusions and the middle plate, and the first abutting block slides to the first limiting groove or moves out of the first limiting groove. A second abutting block is transversely arranged on the base in a sliding mode, the second abutting block and the first abutting block are oppositely arranged, a second limiting groove is formed between the second connecting block and the middle plate, and the second abutting block slides to move the second abutting block to the second limiting groove or move the second abutting block out of the second limiting groove. According to the clamp, the structural characteristics of the special-shaped part are combined, and the to-be-machined workpiece is clamped more efficiently.

Description

Technical Field

[0001] The invention relates to the technical field of special-shaped parts processing equipment, and in particular to a truck parts processing fixture. Background Art

[0002] Some truck parts often need to be cast first and then processed with features such as holes and cylindrical structures due to their relatively complex structures. Figure 1 The truck parts shown include a middle plate and connecting blocks on both sides of the middle plate, and holes are opened in the connecting blocks. Figure 2 As shown, it includes an intermediate plate 1, a first connecting block 2 located on the top surface 10 of the intermediate plate, and a second connecting block 2 located on the bottom surface 11 of the intermediate plate, the top surface 10 and the bottom surface 11 are opposite, the intermediate plate 1, the first connecting block 2 and the second connecting block 3 are integrally formed, and connecting holes need to be processed on the first connecting block and the second connecting block. However, since the special-shaped parts are relatively complex, how to achieve fast and accurate clamping and positioning to simplify the processing steps and increase the processing efficiency is a problem that the current technicians are concerned about. Summary of the invention

[0003] In order to solve the technical problems existing in the background technology, the present invention provides a truck parts processing fixture.

[0004] The present invention provides a truck component processing fixture, the truck component includes an intermediate plate and a first connecting block located on the top surface of the intermediate plate and a second connecting block located on the bottom surface of the intermediate plate, the top surface and the bottom surface are opposite, the fixture is used to process a connecting hole on the first connecting block, and different from the prior art, the fixture includes a base, and the base is provided with a supporting block for supporting the intermediate plate;

[0005] A first pressing block is provided on the base for horizontal sliding, wherein the first pressing block and the bottom of the middle plate have a protrusion, the support block is located between the protrusion and the second connecting block, a first limiting groove is formed between the protrusion and the middle plate, and the first pressing block is slid to the first limiting groove or moved out of the first limiting groove;

[0006] A second clamping block is provided on the base for horizontal sliding. The second clamping block and the first clamping block are arranged opposite to each other. The first clamping block or the second clamping block can be slid to adjust the distance between the first clamping block and the second clamping block. A second limiting groove is formed between the second connecting block and the middle plate. The second clamping block can be slid to move the second clamping block to the second limiting groove or out of the second limiting groove.

[0007] During the processing, the bottom surface of the middle plate of the workpiece to be processed is first placed on the supporting block, and then the first clamping block and the second clamping block are driven to move toward the middle plate. During this process, the first clamping block moves to the first limiting groove, and the second clamping block moves to the second limiting groove, thereby realizing the clamping and positioning of the middle plate. The fixture combines the structural characteristics of the special-shaped part itself, realizes more efficient clamping of the workpiece to be processed, and increases the processing efficiency to a certain extent.

[0008] As a further optimized solution of the present invention, the first pressing block and the second pressing block move towards the middle plate at the same time.

[0009] As a further optimized solution of the present invention, the lower surface of the first limiting groove is a first inclined surface that gradually inclines from an end close to the first clamping block to an end away from the first clamping block toward the middle plate, and the first clamping block has a clamping surface matching the first inclined surface.

[0010] As a further optimized solution of the present invention, the first abutting block has a first upper supporting surface for supporting the middle plate.

[0011] As a further optimized solution of the present invention, the support block is provided with an auxiliary support portion for supporting the protrusion.

[0012] As a further optimized solution of the present invention, the second clamping block has a first extension on a surface opposite to the second connecting block that interferes with the first side surface of the second connecting block, and the second clamping block has a second extension on a surface opposite to the second connecting block that interferes with the second side surface of the second connecting block, and the first side surface and the second side surface are opposite to each other and perpendicular to the bottom surface.

[0013] As a further optimized solution of the present invention, one end of the first extension away from the second clamping block is a first guide surface, and one end of the second extension away from the second clamping block is a second guide surface. The first guide surface and the second guide surface are inclined surfaces that gradually incline from a side away from the second clamping block to a side close to the second clamping block toward a direction close to the second connecting block.

[0014] As a further optimized solution of the present invention, when the first pressing block and the second pressing block clamp the middle plate, the second connecting block contacts the supporting block.

[0015] As a further optimized solution of the present invention, it also includes a first rotating contact plate, one end of which is rotatably mounted on the base, and the first rotating contact plate is rotated to make it contact the first clamping block, driving the first clamping block to move toward the direction close to the middle plate.

[0016] As a further optimized solution of the present invention, it also includes a second rotating contact plate, one end of which is rotatably mounted on the base, and the second rotating contact plate is rotated to make it contact with the second clamping block, driving the second clamping block to move toward the direction close to the middle plate.

[0017] In the present invention, the proposed truck parts processing fixture has a simple structure, combines the structural characteristics of the special-shaped part itself, realizes more efficient clamping of the workpiece to be processed, and increases the processing efficiency to a certain extent.

[0018] Additional aspects and advantages of the present invention will be given in part in the following description and in part will be obvious from the following description, or will be learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the structure of truck parts;

[0020] Figure 2 It is a schematic diagram of the structure of the parts to be processed;

[0021] Figure 3 It is a schematic diagram of the structure of the present invention;

[0022] Figure 4 This is a partial enlarged view of the first abutting block of the present invention;

[0023] Figure 5 This is a partial enlarged view of the second abutting block of the present invention;

[0024] In the figure: 1, middle plate; 10, top surface; 11, bottom surface; 12, protrusion; 13, first limiting groove; 14, second limiting groove; 2, first connecting block; 3, second connecting block; 4, base; 5, first clamping block; 50, first upper supporting surface; 6, first mounting block; 7, second clamping block; 70, first extension; 700, first guide surface; 71, second extension; 710, second guide surface; 72, second supporting surface; 8, second mounting block; 9, support block; 90, auxiliary support part; 15, first rotating contact plate; 150, first rotating slide groove; 16, lifting member; 17, fixed block; 18, rotating shaft; 19, second rotating contact plate. DETAILED DESCRIPTION

[0025] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar symbols throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0026] like Figure 3-Figure 5 A truck component processing fixture is shown, the truck component comprises an intermediate plate 1, a first connecting block 2 located on the top surface 10 of the intermediate plate 1, and a second connecting block 3 located on the bottom surface 11 of the intermediate plate 1, the top surface 10 and the bottom surface 11 are opposite, the fixture is used to process the connecting hole on the first connecting block 2, and different from the prior art, the fixture comprises a base 4, and the base 4 is provided with a supporting block 9 for supporting the intermediate plate 1;

[0027] A first abutting block 5 is slidably disposed on the base 4, specifically, a first mounting block 6 is detachably mounted on the base 4, the first abutting block 5 is slidably mounted on the first mounting block 6, a protrusion 12 is disposed at the bottom of the middle plate 1, the support block 9 is located between the protrusion 12 and the second connecting block 3, a first limiting groove 13 is formed between the protrusion 12 and the middle plate 1, and the first abutting block is slid to the first limiting groove 13 or moved out of the first limiting groove 13;

[0028] A second clamping block 7 is provided on the base 4 for horizontal sliding. Specifically, a second mounting block 8 is detachably installed on the base 4. The second clamping block 7 is installed on the second mounting block 8 for horizontal sliding. The second clamping block 7 and the first clamping block 5 are relatively arranged. The first clamping block 5 or the second clamping block 7 is slid to adjust the distance between the first clamping block 5 and the second clamping block 7. A second limiting groove 14 is formed between the second connecting block 3 and the middle plate 1. The second clamping block 7 is slid to move the second clamping block 7 to the second limiting groove 14 or out of the second limiting groove 14.

[0029] During the processing, the bottom surface 11 of the middle plate 1 of the workpiece to be processed is first placed on the support block 9, and then the first clamping block 5 and the second clamping block 7 are driven to move towards the middle plate 1 at the same time. During this process, the first clamping block 5 moves to the first limiting groove 13, and the second clamping block 7 moves to the second limiting groove 14, thereby realizing the clamping and positioning of the middle plate 1. The fixture combines the structural characteristics of the special-shaped part itself to achieve more efficient clamping of the workpiece to be processed, thereby increasing the processing efficiency to a certain extent.

[0030] Preferably, the second clamping block 7 has a first extension 70 on the surface opposite to the second connecting block 3, which abuts against the first side surface of the second connecting block 3, and the second clamping block 7 has a second extension 71 on the surface opposite to the second connecting block 3, which abuts against the second side surface of the second connecting block 3. The first side surface and the second side surface are opposite to each other and perpendicular to the bottom surface 11, thereby further realizing the limiting fixation of the parts to be processed.

[0031] Preferably, the end of the first extension 70 away from the second clamping block 7 is a first guide surface 700, and the end of the second extension 71 away from the second clamping block 7 is a second guide surface 710. The first guide surface 700 and the second guide surface 710 are inclined surfaces which gradually incline from the side away from the second clamping block 7 to the side close to the second clamping block 7 and toward the second connecting block 3; in the process of the first clamping block 5 and the second clamping block 7 moving toward the middle plate 1, not only the clamping of the middle plate 1 is achieved, but also the adjustment of the position of the middle plate 1 is achieved, thereby further increasing the processing accuracy.

[0032] Preferably, the second abutting block 7 has a second supporting surface 72 for supporting the middle plate 1 , thereby further increasing the limitation on the middle plate 1 .

[0033] Preferably, the lower surface of the first limiting groove 13 is a first inclined surface which gradually inclines from an end close to the first clamping block 5 to an end away from the first clamping block 5 toward the middle plate 1, and the first clamping block 5 has a clamping surface matching the first inclined surface. The matching of the first inclined surface and the first clamping block 5 realizes vertical positioning of the middle plate 1, avoiding the middle plate 1 from moving upward during processing, thereby further increasing the processing accuracy.

[0034] Preferably, the first abutting block 5 has a first upper supporting surface 50 for supporting the middle plate 1 , so as to further increase the support and limitation of the middle plate 1 .

[0035] Preferably, the support block 9 has an auxiliary support portion 90 for supporting the protrusion 12 , so as to further increase the support and limitation of the middle plate 1 .

[0036] Preferably, when the first abutting block 5 and the second abutting block 7 clamp the middle plate 1 , the second connecting block 3 abuts against the supporting block 9 .

[0037] Preferably, it also includes a first rotating contact plate 15, one end of which is rotatably installed on the base 4. The first rotating contact plate 15 is rotated to make the first rotating contact plate 15 contact the first clamping block 5 to drive the first clamping block 5 to move toward the direction close to the middle plate 1. Preferably, the first rotating contact plate 15 has a first contact portion, the outer side surface of the first contact portion is an arc surface, and the lower part of the first contact portion is a first mounting portion, which is rotatably connected to the base 4 through a rotating shaft 18. There is an inclined surface between the first mounting portion and the first contact portion, which is gradually inclined from top to bottom away from the middle plate 1 to avoid movement interference.

[0038] Preferably, a first driving assembly for driving the first rotating abutment plate 15 to rotate is further provided, and the first driving assembly includes a lifting member 16, and the lifting member 16 can be an electric cylinder or a cylinder in the prior art. In this embodiment, the lifting member 16 is a cylinder, and a fixed block 17 is fixed to the lifting end of the lifting member 16, and a rotating shaft 18 is installed on the fixed block 17 for transverse rotation. The axis of the rotating shaft 18 is parallel to the axis of rotation of the first rotating abutment plate 15 relative to the base 4, and the end of the first rotating abutment plate 15 away from the first abutment portion is provided with a The first rotating slot 150, the rotating shaft 18 is rotatably installed in the first rotating slot 150 and can slide in the first rotating slot 150, when the lifting member 16 drives the fixed block 17 to move to the highest end, the first rotating contact plate 15 drives the first clamping block 5 to clamp the middle plate 1, when the lifting member 16 drives the fixed plate to move to the lowest position, the first rotating contact plate 15 drives the first clamping block 5 to remove the clamping force on the middle plate 1, and the middle plate 1 can be moved out from the first clamping block 5 and the second clamping block 7 by the manipulator;

[0039] In order to facilitate the first pressing block 5 to return to its original position, an elastic member such as a spring may be provided between the first pressing block 5 and the base 4. When the first pressing block 5 clamps the middle plate 1, the spring is in a compressed state. When the pressing force on the first pressing block 5 is removed, the restoring force of the spring drives the first pressing block 5 to slide out of the first limiting groove 13.

[0040] Specifically, the first pressing block 5 is provided with a first pressing column, the first mounting block 6 is provided with a sliding hole, a spring is mounted in the sliding hole, and the first pressing column slides in the sliding hole and presses against the first pressing column to be paralyzed.

[0041] Preferably, it also includes a second rotating abutment plate 19 , one end of which is rotatably mounted on the base 4 . The second rotating abutment plate 19 is rotated to abut against the second abutting block 7 , thereby driving the second abutting block 7 to move toward the middle plate 1 .

[0042] The structure of the second rotating resistance plate 19 is the same as that of the first rotating resistance plate 15 and will not be described again here. A second driving component for driving the second rotating resistance plate 19 to rotate is also provided on the base 4. The second driving component has the same structure as the first driving component and will not be described again here.

[0043] It should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0044] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0045] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0046] In the present invention, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0047] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A truck component processing fixture, the truck component comprising an intermediate plate (1), a first connecting block (2) located on the top surface (10) of the intermediate plate (1), and a second connecting block (3) located on the bottom surface (11) of the intermediate plate (1), the top surface (10) and the bottom surface (11) being opposite to each other, the fixture being used for processing a connecting hole on the first connecting block (2), characterized in that: It comprises a base (4), on which a support block (9) for supporting the middle plate (1) is provided; A first pressing block (5) is provided on the base (4) for horizontal sliding, the first pressing block (5) and the bottom of the middle plate (1) have a protrusion (12), the support block (9) is located between the protrusion (12) and the second connecting block (3), a first limiting groove (13) is formed between the protrusion (12) and the middle plate (1), and the first pressing block (5) is slid to the first limiting groove (13) or moved out of the first limiting groove (13); A second pressing block (7) is provided on the base (4) for horizontal sliding, and the second pressing block (7) and the first pressing block (5) are arranged relative to each other, and the first pressing block (5) or the second pressing block (7) is slid to adjust the distance between the first pressing block (5) and the second pressing block (7); a second limiting groove (14) is formed between the second connecting block (3) and the middle plate (1), and the second pressing block (7) is slid to move the second pressing block (7) to the second limiting groove (14) or out of the second limiting groove (14).

2. The truck parts processing fixture according to claim 1, characterized in that: The first pressing block (5) and the second pressing block (7) simultaneously move towards the direction approaching the middle plate (1).

3. The truck parts processing fixture according to claim 1, characterized in that: The lower surface of the first limiting groove (13) is a first inclined surface that gradually inclines from an end close to the first clamping block (5) to an end away from the first clamping block toward the middle plate (1), and the first clamping block (5) has a pressing surface that matches the first inclined surface.

4. The truck parts processing fixture according to claim 1, characterized in that: The first abutting block (5) has a first supporting surface for supporting the middle plate (1).

5. The truck parts processing fixture according to claim 1, characterized in that: The support block (9) is provided with an auxiliary support portion (90) for supporting the protrusion (12).

6. The truck parts processing fixture according to claim 1, characterized in that: The second pressing block (7) has a first extension (70) on the side opposite to the second connecting block (3) for contacting the first side surface of the second connecting block (3), and the second pressing block (7) has a second extension (71) on the side opposite to the second connecting block (3) for contacting the second side surface of the second connecting block (3), the first side surface and the second side surface are opposite to each other and perpendicular to the bottom surface (11).

7. The truck parts processing fixture according to claim 6, characterized in that: The end of the first extension (70) away from the second clamping block (7) is a first guide surface (700), and the end of the second extension (71) away from the second clamping block (7) is a second guide surface (710). The first guide surface (700) and the second guide surface (710) are inclined surfaces that gradually incline from a side away from the second clamping block (7) to a side close to the second clamping block (7) toward a direction close to the second connecting block (3).

8. The truck parts processing fixture according to claim 1, characterized in that: When the first abutting block (5) and the second abutting block (7) clamp the intermediate plate (1), the second connecting block (3) abuts against the supporting block (9).

9. The truck parts processing fixture according to claim 1, characterized in that: It also comprises a first rotating abutment plate (15), one end of which is rotatably mounted on the base (4), and the first rotating abutment plate (15) is rotated so that the first rotating abutment plate (15) abuts against the first abutting block (5), thereby driving the first abutting block (5) to move towards the direction approaching the middle plate (1).

10. The truck parts processing fixture according to claim 1, characterized in that: It also comprises a second rotating contact plate (19), one end of which is rotatably mounted on the base (4), and the second rotating contact plate (19) is rotated so that the second rotating contact plate (19) contacts the second retaining block (7), thereby driving the second retaining block (7) to move towards the direction close to the middle plate (1).

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