Turnover tool clamp

Abstract

The utility model discloses a turnover tool clamp which comprises a supporting assembly, a bottom plate, a supporting rod with the bottom end perpendicular to the center position of the side of the bottom plate, a limiting square rod fixedly connected with the top end of the supporting rod, a limiting sliding block installed in the limiting square rod in a sliding mode, and a rotating column fixedly connected with the side face of the limiting sliding block. The overturning clamping assembly is used for clamping a workpiece A and comprises a workpiece clamping plate rotationally connected with one end of the rotating column, a clamping spring fixedly connected into the workpiece clamping plate and a clamping block fixedly connected with the other end of the clamping spring; a clamping structure capable of turning over plate-shaped workpieces is arranged on the tool clamp, through the designed turning-over clamping assembly and clamping assembly, under the elastic force effect of clamping springs and the limiting effect of the workpiece clamping plates, a workpiece A is installed between the opposite workpiece clamping plates, and when a rotating column is in a fixed state, the workpiece clamping plates can be turned over with the rotating column as the axis; and the workpiece A is overturned, so that the other surface of the workpiece A is in a vertically upward state.

Description

TECHNICAL FIELD

[0001] The utility model belongs to tooling fixture technical field, concretely relates to a tooling fixture of overturning. BACKGROUND

[0002] Tooling fixture, also called as fixture or fixture, its function is in the production process such as machining, assembly, welding, is used to fix and position workpiece, tooling fixture has wide application in machining, assembly, welding, detection and multiple fields;

[0003] Tooling fixture is used for the fixation of plate-shaped workpiece, and there are hand screws and rubber clamping blocks on the tooling fixture, generally by screwing the hand screws on the fixture, and then the rubber clamping blocks clamp the plate-shaped workpiece, to complete the fixing and positioning work, but if the other side of the plate-shaped workpiece needs to be processed, the hand screws need to be loosened, the plate-shaped workpiece is turned over, and then the hand screws are tightened, so that the rubber clamping blocks tighten the plate-shaped workpiece, the whole process is relatively cumbersome and not convenient, and there are deficiencies.

[0004] The existing tooling fixture has the problem of not designing the clamping structure for overturning the plate-shaped workpiece when fixing and positioning the plate-shaped workpiece, therefore, the present application provides a tooling fixture that can overturn. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a tooling fixture that can overturn, to solve the problem of not having a clamping structure for overturning the plate-shaped workpiece on the tooling fixture as mentioned in the background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a tooling fixture that can overturn, comprising

[0007] The support assembly comprises a bottom plate, a support rod vertically arranged at the center of the side of the bottom plate, a limiting square rod fixedly connected to the top end of the support rod, a limiting sliding block slidingly installed in the limiting square rod, and a rotating column fixedly connected to the side surface of the limiting sliding block.

[0008] The overturning clamping assembly for clamping the workpiece comprises a workpiece clamping plate rotatably connected to one end of the rotating column, a clamping spring fixedly connected to the inside of the workpiece clamping plate, and a clamping block fixedly connected to the other end of the clamping spring.

[0009] The symmetrical clamping assembly comprises a spring strip fixedly connected to the outer surface of the workpiece clamping plate at one end, and a clamping plate fixedly connected to the other end of the spring strip.

[0010] Preferably, the surface of the bottom plate is fixedly connected with a guide rail, and the outer side of the guide rail is slidingly connected with a moving sliding block.

[0011] Preferably, the surface of the moving slider is fixedly connected with a limiting rod, the outer side of the limiting rod is slidingly connected with a lifting plate, the outer side of the limiting rod is sleeved with a contraction spring, and two ends of the contraction spring are connected with the lifting plate and the moving slider respectively.

[0012] Preferably, the lifting plate is of an H-shaped structure, the lifting plate is fixedly connected with a limiting protrusion which is slidingly connected with the limiting rod, and the surfaces on the two sides of the lifting plate are connected with abutting columns, the top end of each abutting column is in the shape of a taper with one end being narrow.

[0013] Preferably, the side surface of the limiting square rod is provided with a sliding groove for the sliding of the rotating column, and the limiting slider and the workpiece clamping plate are of the same thickness.

[0014] Preferably, the workpiece clamping plate is of a U-shaped three-dimensional structure, the opposite surfaces of the workpiece clamping plate and the clamping block are provided with limiting columns, the two ends of the clamping spring are sleeved outside the corresponding limiting columns, and the elastic strip is in a curved shape.

[0015] Preferably, the distance between the bottom surface of the workpiece clamping plate and the bottom surface of the bottom plate is a distance H, the width of the workpiece clamping plate is a distance F, and the distance F is smaller than the distance H by 3 cm.

[0016] Compared with the prior art, the utility model has the advantages that:

[0017] In the utility model, the tool fixture is provided with a clamping structure capable of overturning a plate-shaped workpiece, the overturning clamping assembly and the clamping assembly are designed, the workpiece A is installed between the opposite workpiece clamping plates under the elastic force of the clamping spring and the limiting effect of the workpiece clamping plate, the workpiece clamping plate can be overturned about the rotating column in a fixed state, the workpiece A is overturned, and the other side of the workpiece A is in a vertical upward state. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a structural schematic view of the utility model;

[0019] Figure 2 It is a structural schematic view of the utility model; Figure 1 It is an enlarged structural schematic view of part B;

[0020] Figure 3 It is a top view structural schematic view of the bottom plate of the utility model;

[0021] Figure 4 It is a three-dimensional structural schematic view of the lifting plate of the utility model;

[0022] In the figure: 11, bottom plate; 12, support rod; 13, define square rod; 14, define sliding block; 15, rotating column; 21, workpiece clamping plate; 22, clamping spring; 23, clamping block; 31, moving sliding block; 32, define rod; 33, lifting plate; 34, contraction spring; 35, abutting column; 41, elastic strip; 42, clamping plate; 111, guide rail; 331, define protrusion. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Please refer to Figures 1 to 4The utility model provides a technical scheme: a kind of overturnable tool fixture, including support assembly, including bottom plate 11, the vertical center position of bottom end of bottom plate 11 side support 12, with the fixed connection of support 12 top end limit square bar 13, limit slider 14 is slidably installed in limit square bar 13 inside, with the fixed connection of limit slider 14 side rotating column 15, bottom plate 11 and support 12 support limit square bar 13, support assembly is regarded as the fixture support frame of the utility model, for the workpiece A of plate shape in midair support, rotating column 15 is connected by screw thread with limit slider 14, rotating column 15 and limit slider 14 move in the same direction, limit slider 14 moves along the length direction of limit square bar 13;The overturning clamping assembly of clamping workpiece A, including workpiece clamping plate 21 being rotatably connected with one end of rotating column 15, clamping spring 22 being fixedly connected in workpiece clamping plate 21 inside, clamping block 23 being fixedly connected with another end of clamping spring 22, when workpiece A is installed between opposite workpiece clamping plate 21, one side of workpiece A is inserted into the inside of workpiece clamping plate 21, workpiece A extrudes clamping block 23, and makes clamping spring 22 be in shrinkage state, under the elastic force of clamping spring 22 and the limiting effect of workpiece clamping plate 21, workpiece A is installed between opposite workpiece clamping plate 21, workpiece clamping plate 21 moves to one side of limit square bar 13, after this, workpiece clamping plate 21 and workpiece A are overturned as a whole, so that the other side of workpiece A is in vertical upward state, can conveniently complete overturning, rotating column 15 is rotatably connected with workpiece clamping plate 21 by pin shaft, when rotating column 15 is in fixed state, workpiece clamping plate 21 can be overturned with rotating column 15 as the shaft, reach overturning workpiece A, so that the other side of workpiece A is in vertical upward state, facilitate operation;Symmetrical distribution of clamping assembly, including one end with the fixed connection of elastic strip 41 of workpiece clamping plate 21 outer surface, with the fixed connection of clamping plate 42 of another end of elastic strip 41, elastic strip 41 has elasticity and deformation ability, when the side of workpiece A is installed in the inside of workpiece clamping plate 21, workpiece A can move clamping plate 42 and make elastic strip 41 deformation, so that the side of workpiece A is inserted into the inside of workpiece clamping plate 21, clamping plate 42 made of rubber material has protective property, clamping plate 42 can further clamp the side of workpiece A, avoid workpiece A to occur deflection sway.

[0025] In the embodiment, the surface of the bottom plate 11 is fixedly connected with a guide rail 111, the outer side of the guide rail 111 is slidably connected with a moving slider 31, the moving slider 31 moves along the length direction of the guide rail 111, the position of a limiting rod 32 and a lifting plate 33 can be changed, the surface of the moving slider 31 is fixedly connected with the limiting rod 32, the outer side of the limiting rod 32 is slidably connected with the lifting plate 33, the outer side of the limiting rod 32 is sleeved with a contraction spring 34, the two ends of the contraction spring 34 are connected with the lifting plate 33 and the moving slider 31 respectively, when the lifting plate 33 vertically moves downwards, the contraction spring 34 is in a contraction state, the distance between the lifting plate 33 and the workpiece clamping plate 21 can be changed, the lifting plate 33 is of an H-shaped structure, the lifting plate 33 is fixedly connected with a limiting protrusion 331 which is slidably connected with the limiting rod 32, the limiting protrusion 331 is limited by the limiting rod 32, so that the lifting plate 33 vertically moves in a predetermined direction, and the lifting plate 33 is prevented from deflecting, the surfaces on the two sides of the lifting plate 33 are connected with abutting columns 35, the top end of the abutting column 35 is in a taper shape with one end being narrow, the abutting column 35 can abut against the workpiece A which is installed between the opposite workpiece clamping plates 21, and the workpiece A is further reinforced, the abutting column 35 and the lifting plate 33 are connected by screwing, and are of a combined structure, the appropriate number of the abutting columns 35 can be selected according to the actual situation, and the distance between the adjacent abutting columns 35 can be adjusted.

[0026] In the embodiment, the side of the limiting square rod 13 is provided with a sliding groove for the sliding of the rotating column 15, the rotating column 15 slides along the length of the limiting square rod 13, the position of the workpiece clamping plate 21 can be changed, the limiting slider 14 and the workpiece clamping plate 21 are of the same thickness, and the surfaces on the same side of the top ends of the limiting slider 14 and the workpiece clamping plate 21 are flush.

[0027] In the embodiment, the workpiece clamping plate 21 is of a U-shaped three-dimensional structure, the opposite surfaces of the workpiece clamping plate 21 and the clamping block 23 are provided with limiting columns, the two ends of the clamping spring 22 are sleeved outside the corresponding limiting columns, the clamping spring 22 is limited, and the clamping spring 22 is prevented from flying off, and the elastic strip 41 is of a curved shape, which is beneficial to the deformation of the elastic strip 41.

[0028] In the embodiment, the distance between the bottom surface of the workpiece clamping plate 21 and the bottom surface of the bottom plate 11 is a distance H, the width of the workpiece clamping plate 21 is a distance F, the distance F is 3cm smaller than the distance H, and the width of the workpiece A is smaller than the distance F, when the workpiece clamping plate 21 moves to the side of the limiting square rod 13, then the workpiece clamping plate 21 and the workpiece A are turned over as a whole, so that the other side of the workpiece A is in a vertically upward state, the turning over can be conveniently completed, and the size of the distance F and the distance H can be designed according to the actual requirement, so that the workpiece A can be turned over in the air.

[0029] The working principle and the use process of the utility model are as follows:

[0030] When the workpiece A is installed, one side of the workpiece A is inserted into the inside of the workpiece clamping plate 21, the workpiece A is pressed against the clamping block 23, and the clamping spring 22 is in a retracted state, and under the elastic force of the clamping spring 22 and the limiting action of the workpiece clamping plate 21, the workpiece A is installed between the opposite workpiece clamping plates 21;

[0031] The elastic strip 41 and the clamping plate 42 clamp the side position of the workpiece A, and the clamping plate 42 can further clamp the side of the workpiece A, so that the workpiece A is prevented from being inclined and shaken;

[0032] When the lifting plate 33 vertically moves downward, the retraction spring 34 is in a retracted state, the distance between the lifting plate 33 and the workpiece clamping plate 21 can be changed, the moving slider 31 is moved along the length direction of the guide rail 111, the position of the limiting rod 32 and the lifting plate 33 can be changed, the lifting plate 33 and the abutting column 35 are located at the position directly below the workpiece A, the lifting plate 33 moves upward, the abutting column 35 abuts against the workpiece A installed between the opposite workpiece clamping plates 21, and the workpiece A is further reinforced;

[0033] When the workpiece A is turned over, the workpiece clamping plate 21 moves to one side of the limiting rod 13, and the rotating column 15 is rotationally connected with the workpiece clamping plate 21 through a pin shaft, when the rotating column 15 is in a fixed state, the workpiece clamping plate 21 can be turned over around the rotating column 15 as the axis, the workpiece A is turned over, the other side of the workpiece A is in a vertically upward state, and the operation is facilitated;

[0034] In summary, the workpiece clamping fixture has a clamping structure capable of turning over a plate-shaped workpiece, through the designed turning clamping assembly and clamping assembly, under the elastic force of the clamping spring 22 and the limiting action of the workpiece clamping plate 21, the workpiece A is installed between the opposite workpiece clamping plates 21, when the rotating column 15 is in a fixed state, the workpiece clamping plate 21 can be turned over around the rotating column 15 as the axis, the workpiece A is turned over, and the other side of the workpiece A is in a vertically upward state.

[0035] Although the embodiments of the present application have been shown and described (see the detailed description above), it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A reversible tooling fixture, characterized by: Comprising Support assembly, including bottom plate (11), support rod (12) vertically supporting the center of the side of the bottom plate (11), limited square rod (13) fixedly connected with the top end of the support rod (12), limited sliding block (14) slidingly installed inside the limited square rod (13), rotating column (15) fixedly connected with the side of the limited sliding block (14); The turnover clamping assembly for clamping the workpiece A, including workpiece clamping plate (21) rotatably connected with one end of the rotating column (15), clamping spring (22) fixedly connected inside the workpiece clamping plate (21), clamping block (23) fixedly connected with the other end of the clamping spring (22); The clamping assembly symmetrically distributed, including elastic strip (41) fixedly connected with the outer surface of the workpiece clamping plate (21), clamping plate (42) fixedly connected with the other end of the elastic strip (41).

2. The reversible tooling fixture of claim 1, wherein: The surface of the bottom plate (11) is fixedly connected with a guide rail (111), and the outer side of the guide rail (111) is slidingly connected with a moving sliding block (31).

3. A reversible tool holder according to claim 2, wherein: The surface of the moving sliding block (31) is fixedly connected with a limiting rod (32), the outer side of the limiting rod (32) is slidingly connected with a lifting plate (33), the limiting rod (32) is sleeved with a contraction spring (34) on the outer side, and the two ends of the contraction spring (34) are connected with the lifting plate (33) and the moving sliding block (31) respectively.

4. The reversible tooling fixture of claim 3, wherein: The lifting plate (33) is of "H" type structure, the lifting plate (33) is fixedly connected with a limiting protrusion (331) slidingly connected with the limiting rod (32), the surfaces on both sides of the lifting plate (33) are connected with abutting columns (35), and the top end of the abutting column (35) is a tapered shape with one end being narrow.

5. The reversible tooling fixture of claim 1, wherein: The side of the limited square rod (13) is provided with a sliding groove for the sliding of the rotating column (15), and the thickness of the limited sliding block (14) and the workpiece clamping plate (21) is the same.

6. The reversible tooling fixture of claim 1, wherein: The workpiece clamping plate (21) is of "U" type three-dimensional structure, the opposite surfaces of the workpiece clamping plate (21) and the clamping block (23) are provided with limiting columns, the ends of the clamping spring (22) are sleeved outside the corresponding limiting columns, and the elastic strip (41) is of curved shape.

7. The reversible tooling fixture of claim 1, wherein: The distance between the bottom surface of the workpiece clamping plate (21) and the bottom surface of the bottom plate (11) is a distance H, the width of the workpiece clamping plate (21) is a distance F, and the distance F is smaller than the distance H by 3 cm.

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