Clamping tool for machining hook claw type products

Abstract

The clamping tool for machining the hook claw type products comprises an installation frame, a locking assembly and a clamp, the clamp is used for installing the products and detachably installed above the installation frame, and the locking assembly is installed in the installation frame and used for fixing the clamp to the installation frame. The clamp comprises a base and a plurality of sets of clamping tables installed on the base, the locking assembly comprises an air cylinder and a pull rod, the air cylinder is fixed to the lower portion of the installation frame, and the top of the pull rod penetrates through the installation frame to be connected with the base in an inserted mode. Limiting buckle tensioning installation is carried out through the pull rod and the gourd-shaped hole in the base, rapid clamping of the clamping tools is achieved, the multiple clamping tools can be interchanged for machining, the clamping time of products in a machine tool is shortened, the machining efficiency of the products is improved, and the clamp switching efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical processing fixtures, in particular to a clamping tool used for processing hook-claw products. Background Art

[0002] Processing on CNC machine tools as shown in the attached Figure 1 When the hook claw parts are shown, the workpiece is placed individually on the processing table, and the workpiece is installed and positioned one by one by locking and pressing the workpiece together with the pressure block and the screw, resulting in low clamping efficiency of the workpiece and low production efficiency of the entire workpiece, and high operating intensity for workers. Utility Model Content

[0003] The utility model aims to provide a clamping tool for processing hook-type products to solve the technical problems in the background technology.

[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions:

[0005] A clamping tool for processing hook-claw products, comprising a mounting frame, a locking assembly and a clamp, wherein the clamp is used to install the product, the clamp is detachably mounted above the mounting frame, the locking assembly is mounted in the mounting frame to fix the clamp on the mounting frame, the clamp comprises a base and a plurality of assembly clamps mounted on the base, the locking assembly comprises a cylinder and a pull rod, the cylinder is fixed below the mounting frame, the top of the pull rod passes through the mounting frame and is plugged into the base, the bottom of the pull rod is driven and installed by the cylinder, a locking hole is provided below the base, the locking hole is a gourd hole structure, the locking hole comprises a first through hole and a second through hole, the diameter of the first through hole is smaller than the diameter of the second through hole, an inwardly concave step portion is provided above the first through hole, the pull rod comprises a main rod and a limit plate, the limit plate is above the main rod, the limit plate and the main rod are coaxially arranged, the limit plate is supported above the step portion, and the diameter of the limit plate is larger than the diameter of the first through hole and smaller than the diameter of the second through hole.

[0006] The clamping table includes a first placing block, a second placing block and a clamping piece. The first placing block and the second placing block have the same structure and are symmetrical on both sides of the clamping piece. The first placing block and the second placing block are both fixedly connected to the base. The clamping piece is elastically installed on the base. The first placing block is provided with a concave storage groove in the direction close to the clamping piece for placing products.

[0007] The clamping member includes a first pressing block, a second pressing block and an adjusting block, the adjusting block is between the first pressing block and the second pressing block, the adjusting block is slidably connected to the first pressing block and the second pressing block, the first pressing block and the second pressing block have the same structure, the adjusting block is an inverted trapezoidal structure, the adjusting block drives the first pressing block and the second pressing block to slide left and right on the base, the adjusting block and the base are installed by screws, a compression spring is installed under the adjusting block, the compression spring is installed coaxially with the screw and between the adjusting block and the base.

[0008] The first pressing block includes a first slide plate and a first supporting plate, wherein the first supporting plate is fixed on one side of the first slide plate and contacts the product on the first placing block, the first slide plate is slidably connected to the adjustment block, and a first inclined surface is provided on one side of the first slide plate close to the adjustment block and contacts the adjustment block.

[0009] The first inclined surface is provided with a concave first slide rail, and the adjustment block is correspondingly provided with a convex first slide platform which slides in the first slide rail.

[0010] At least two guide posts are installed above the mounting frame, and guide holes corresponding to the guide posts are provided below the base.

[0011] A protruding first limiting block is installed on a side of the top end of the first placing block away from the pressing piece and abuts against the side wall of the product.

[0012] Compared with the prior art, the present application discloses a clamping fixture for processing hook-type products, which utilizes a pull rod and a gourd hole on the base to perform limit buckle tightening and installation, thereby realizing quick clamping of the clamping fixture and allowing multiple clamping fixtures to be processed interchangeably, thereby reducing the clamping time of the product in the machine tool, improving the processing efficiency of the product, and achieving high efficiency in fixture switching. In addition, the assembly clamp utilizes an adjustment block to squeeze and install the products on both sides at the same time, and the installation and adjustment method of the adjustment block is simple and quick, and only the screw needs to be adjusted to achieve contact and disengagement between the first pressure block and the second pressure block and the product. The clamping and installation of the product is simple and quick, saving the clamping time of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 : The product structure clamped by this application;

[0014] Figure 2 : A schematic diagram of the three-dimensional structure of the present application;

[0015] Figure 3 : A longitudinal half-section view of the present application;

[0016] Figure 4 : Top view of the base;

[0017] Figure 5 : Longitudinal half section of the base;

[0018] Figure 6 : Installation structure diagram of clamping table and base;

[0019] Figure 7 : Three-dimensional structural diagram of the pressing part;

[0020] Figure 8 : Schematic diagram of fixture and product installation effect. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0022] Specific embodiment 1: Please refer to Figures 1 to 8 In an embodiment of the utility model, a clamping tool for processing hook-type products includes a mounting frame 1, a locking assembly 2 and a clamp 3, the clamp 3 is used to install a product 10, the clamp 3 is detachably installed above the mounting frame 1, the locking assembly 2 is installed in the mounting frame 1 and is used to fix the clamp 3 on the mounting frame 1, the clamp 3 includes a base 4 and a plurality of assembly clamps 5 installed on the base 4, the locking assembly 2 includes a cylinder 201 and a pull rod 202, the cylinder 201 is fixed below the mounting frame 1, the top of the pull rod 202 passes through the mounting frame 1 and is plugged into the base 4, the bottom of the pull rod 202 is driven and installed with the cylinder 201, and a locking hole 401 is provided below the base 4, the locking hole 401 is a gourd hole structure, and the locking hole 401 includes the first A through hole 401-1 and a second through hole 401-2, the diameter of the first through hole 401-1 is smaller than the diameter of the second through hole 401-2, an inwardly concave step portion 401-3 is provided above the first through hole 401-1, the pull rod 202 includes a main rod 202-1 and a limit plate 202-2, the limit plate 202-2 is above the main rod 202-1, the limit plate 202-2 and the main rod 202-1 are coaxially arranged, the limit plate 202-2 is supported above the step portion 401-3, the diameter of the limit plate 202-2 is larger than the diameter of the first through hole 401-1 and smaller than the diameter of the second through hole 401-2, at least two guide columns 9 are also installed above the mounting frame 1, and a guide hole 402 is correspondingly provided below the base 4 to be plugged into the guide column 9. When installing the clamp 3 and the mounting frame 1, the cylinder 201 lifts the pull rod 202, and the pull rod 202 is first inserted into the second through hole 401-2 of the locking hole 401, and then slides into the first through hole 401-1 along the second through hole 401-2. The limit plate 202-2 on the pull rod 202 is in the first through hole 401-1. At the same time, the guide column 9 is inserted into the guide hole 402, and the cylinder 201 drives the pull rod 202 to move downward and reset. The limit plate 202-2 is stuck in the step portion 401-3 of the first through hole 401-1 to form a locking force on the clamp 3, thereby completing the positioning and installation of the clamp 3.

[0023] The clamping table 5 includes a first placing block 6, a second placing block 7 and a clamping piece 8. The first placing block 6 and the second placing block 7 have the same structure and are symmetrical on both sides of the clamping piece 8. The first placing block 6 and the second placing block 7 are both fixedly connected to the base 4, and the clamping piece 8 is elastically installed on the base 4. The first placing block 6 is close to the clamping piece 8 and is provided with a concave placement groove 601 for placing the product 10. The product 10 is provided with a hook 1001 which is inserted into the placement groove 601. The top of the first placing block 6 is away from the clamping piece 8 and is provided with a raised first limit block 602 which abuts against the side wall of the product 10.

[0024] The clamping member 8 includes a first pressure block 801, a second pressure block 802 and an adjustment block 803. The adjustment block 803 is between the first pressure block 801 and the second pressure block 802. The adjustment block 803 is slidably connected to the first pressure block 801 and the second pressure block 802. The first pressure block 801 and the second pressure block 802 have the same structure. The adjustment block 803 is an inverted trapezoidal structure. The adjustment block 803 drives the first pressure block 801 and the second pressure block 802 to slide left and right on the base 4. The adjustment block 803 and the base 4 are installed by screws 804. A compression spring 805 is installed under the adjustment block 803. The compression spring 805 is coaxially installed with the screw 804 and between the adjustment block 803 and the base 4.

[0025] The first pressing block 801 includes a first slide plate 801-1 and a first support plate 801-2. The first support plate 801-2 is fixed to one side of the first slide plate 801-1 and contacts the product 10 on the first placement block 6. The first slide plate 801-1 is slidably connected to the adjustment block 803. The first slide plate 801-1 is provided with a first inclined surface on one side close to the adjustment block 803 and contacts the adjustment block 803. The first inclined surface is provided with a concave first slide rail 801-2-1. The adjustment block 803 is provided with a correspondingly protruding first slide 803-1 which slides in the first slide rail 801-2-1. The second pressing block 802 has the same structural principle as the first pressing block 801, and will not be described again.

[0026] When installing the hook product 10 and the assembly clamp 5, after placing the product 10 on the first placement block 6 and the second placement block 7 respectively, the locking screw 804 squeezes the adjustment block 803 downward to compress the compression spring 805, and at the same time uses the inclined surface structure on its left and right sides to slide the first pressure block 801 and the second pressure block 802 toward the first placement block and the second placement block to squeeze the product 10, and position and clamp the product 10 between the first placement block 6 and the first pressure block 801. When the product 10 needs to be taken out, the screw 804 is loosened, and the adjustment block 803 is pushed upward under the reaction force of the compression spring 805, and the first pressure block 801 and the second pressure block 802 are pulled toward the adjustment block 803 to separate from the product 10, and the disassembly of the product 10 is completed.

[0027] Compared with the prior art, the present application discloses a clamping fixture for processing hook-type products, which utilizes a pull rod and a gourd hole on the base to perform limit buckle tightening and installation, thereby realizing quick clamping of the clamping fixture and allowing multiple clamping fixtures to be processed interchangeably, thereby reducing the clamping time of the product in the machine tool, improving the processing efficiency of the product, and achieving high efficiency in fixture switching. In addition, the assembly clamp utilizes an adjustment block to squeeze and install the products on both sides at the same time, and the installation and adjustment method of the adjustment block is simple and quick, and only the screw needs to be adjusted to achieve contact and disengagement between the first pressure block and the second pressure block and the product. The clamping and installation of the product is simple and quick, saving the clamping time of the product.

[0028] It is obvious to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0029] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A clamping tool for processing hook-type products, characterized in that: The invention comprises a mounting frame, a locking assembly and a clamp, wherein the clamp is used to install the product, the clamp is detachably mounted above the mounting frame, the locking assembly is mounted in the mounting frame to fix the clamp on the mounting frame, the clamp comprises a base and a plurality of assembly clamps mounted on the base, the locking assembly comprises a cylinder and a pull rod, the cylinder is fixed below the mounting frame, the top of the pull rod passes through the mounting frame and is plugged into the base, the bottom of the pull rod is driven and installed by the cylinder, a locking hole is provided below the base, the locking hole is a gourd hole structure, the locking hole comprises a first through hole and a second through hole, the diameter of the first through hole is smaller than the diameter of the second through hole, an inwardly concave step portion is provided above the first through hole, the pull rod comprises a main rod and a limit plate, the limit plate is above the main rod, the limit plate and the main rod are coaxially arranged, the limit plate is supported above the step portion, and the diameter of the limit plate is larger than the diameter of the first through hole and smaller than the diameter of the second through hole.

2. The clamping tool for processing hook-type products according to claim 1, characterized in that: The clamping table includes a first placing block, a second placing block and a clamping piece. The first placing block and the second placing block have the same structure and are symmetrical on both sides of the clamping piece. The first placing block and the second placing block are both fixedly connected to the base. The clamping piece is elastically installed on the base. The first placing block is provided with a concave storage groove in the direction close to the clamping piece for placing products.

3. The clamping tool for processing hook-type products according to claim 2, characterized in that: The clamping member includes a first pressing block, a second pressing block and an adjusting block, the adjusting block is between the first pressing block and the second pressing block, the adjusting block is slidably connected to the first pressing block and the second pressing block, the first pressing block and the second pressing block have the same structure, the adjusting block is an inverted trapezoidal structure, the adjusting block drives the first pressing block and the second pressing block to slide left and right on the base, the adjusting block and the base are installed by screws, a compression spring is installed under the adjusting block, the compression spring is installed coaxially with the screw and between the adjusting block and the base.

4. The clamping tool for processing hook-type products according to claim 3, characterized in that: The first pressing block includes a first slide plate and a first supporting plate, wherein the first supporting plate is fixed on one side of the first slide plate and contacts the product on the first placing block, the first slide plate is slidably connected to the adjustment block, and a first inclined surface is provided on one side of the first slide plate close to the adjustment block and contacts the adjustment block.

5. The clamping tool for processing hook-type products according to claim 4, characterized in that: The first inclined surface is provided with a concave first slide rail, and the adjustment block is correspondingly provided with a convex first slide platform which slides in the first slide rail.

6. The clamping tool for processing hook-type products according to claim 5, characterized in that: At least two guide posts are installed above the mounting frame, and guide holes corresponding to the guide posts are provided below the base.

7. The clamping tool for processing hook-type products according to claim 6, characterized in that: A protruding first limiting block is installed on a side of the top end of the first placing block away from the pressing piece and abuts against the side wall of the product.

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