Positioning clamp for metal product welding

Abstract

The utility model discloses a positioning fixture for metal product welding, which relates to the technical field of metal product positioning fixtures and comprises a bottom plate, movable grooves are formed in the middles of two sides of the top end of the bottom plate, and clamping components and applicable components are arranged in the two movable grooves. The clamping assembly comprises two bidirectional lead screws and four movable blocks, and the two bidirectional lead screws are rotationally arranged in the two movable grooves in a penetrating and inserting mode through bearings; the application assembly comprises two sliding grooves. The clamping device has the advantages that the rotating motor arranged in the clamping assembly drives the two bidirectional lead screws to rotate in the movable grooves, the rotation of the bidirectional lead screws drives the movable blocks to move relatively in the movable grooves, and the relative movement of the movable blocks drives the two sliding grooves to move oppositely or oppositely; when the two sliding grooves are relatively fixed to proper positions, the electric hydraulic cylinders drive the sliding blocks to move in the sliding grooves, and the sliding blocks move to drive the clamping blocks to relatively move to make contact with the metal product for clamping and fixing.

Description

Technical Field

[0001] The utility model relates to a positioning fixture, in particular to a positioning fixture for welding metal products, belonging to the technical field of positioning fixtures for metal products. Background Art

[0002] The metal products industry includes structural metal products manufacturing, metal tool manufacturing, container and metal packaging container manufacturing, stainless steel and similar daily metal products manufacturing, etc. With the progress of society and the development of science and technology, metal products are increasingly used in industry, agriculture and various fields of people's lives, creating more and more value for society.

[0003] Among them, the metal product trimming fixing fixture with application number "CN202320488244.3" can include an adjusting disk, and the adjusting disk is provided with two groups. The two groups of adjusting disks are provided with adjusting grooves, and an adjusting mechanism is movably installed in each group of adjusting grooves. The utility model combines the adjusting mechanism with the clamping mechanism, and can first move the slider in the adjusting groove to make the adjusting column that fixes the metal product to make a circular motion between the two groups of adjusting disks, so as to ensure that the metal product positioned on the adjusting column corresponds to the trimming machine. At the same time, after the metal product is positioned between the two groups of clamping blocks, the two groups are rotated. The positioning ring can match the bevel of the metal product with the trimming machine, ensuring that metal products of different sizes and dimensions can easily match the bevel of the metal product with the trimming machine, thereby improving the efficiency of the beveling of the metal product. Further search revealed that an automatic welding fixture with the application number "CN202123221132.1" will include a fixed base, the surface of the fixed base is integrally formed with a vertical plate, the surface of the vertical plate is fixedly installed with a planetary reducer, the planetary reducer is directly connected to the servo motor, and the output end of the servo motor is connected to the input end of the planetary reducer. The utility model can directly fix and weld metal products, which is driven by a motor. After the planetary reducer reduces the speed of the servo motor, it can drive the metal product welding fixture body and the metal product to rotate through a three-jaw chuck, so that the metal product can be flexibly operated at any angle of 360 degrees, and there is no need for manual clamping twice. When mass production is carried out, the time required for production can be greatly reduced, thereby improving the overall production capacity of metal products and reducing labor costs.

[0004] However, the above two types still have certain shortcomings when used. The welding fixtures in the prior art are generally not suitable for clamping and positioning metal products of a certain size, which affects the use effect. Utility Model Content

[0005] The utility model aims to provide a positioning fixture for welding metal products, so as to solve the problem that the welding fixture in the prior art mentioned in the above background technology has general applicability and is not convenient for clamping and positioning metal products of a certain size.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a positioning fixture for welding metal products, comprising a base plate, wherein movable grooves are provided in the middle of both sides of the top of the base plate, and clamping components and applicable components are provided inside the two movable grooves; the clamping components comprise two bidirectional screw rods and four movable blocks, and the two bidirectional screw rods are rotatably interspersed through bearings inside the two movable grooves; the applicable component comprises two slide grooves, and the two slide grooves are respectively provided at the tops of the four movable blocks.

[0007] As a preferred technical solution of the utility model, one end of the two bidirectional screw rods is sleeved with a first gear, the middle part of the side of the bottom plate is provided with a rotating motor, and the output shaft of the rotating motor is provided with a second gear.

[0008] As a preferred technical solution of the present utility model, the first gear is meshedly connected with the second gear.

[0009] As a preferred technical solution of the utility model, sliding blocks are slidably provided on both sides of the inner walls of the two slide grooves, clamping blocks are provided on the tops of the four sliding blocks, and elastic pads are provided on one side of the four clamping blocks.

[0010] As a preferred technical solution of the utility model, electric hydraulic cylinders are provided on both sides of the two slide grooves, and the output ends of the four electric hydraulic cylinders are respectively connected to the middle of one side of the four sliding blocks.

[0011] As a preferred technical solution of the utility model, support legs are provided at the four corners of the bottom end of the base plate.

[0012] As a preferred technical solution of the utility model, a switch panel is provided at a corner on the other side of the base plate, and a rotating motor switch and four electric hydraulic cylinder switches are respectively installed on the surface of the switch panel. The rotating motor is electrically connected to the external power supply through the rotating motor switch, and the four electric hydraulic cylinders are electrically connected to the external power supply through the electric hydraulic cylinder switch.

[0013] Compared with the related art, the positioning fixture for metal product welding provided by the utility model has the following beneficial effects:

[0014] The rotating motor arranged in the clamping assembly drives the two bidirectional lead screws to rotate in the movable groove, and the rotation of the bidirectional lead screw drives the movable block to move relatively in the movable groove, and the relative movement of the movable block drives the two slide grooves to move relative to or away from each other. When the two slide grooves are relatively fixed to an appropriate position, the electric hydraulic cylinder drives the slider to move in the slide groove, and the movement of the slider drives the clamping block to move relatively and contact the metal product for clamping and fixing, thereby solving the technical problem that the welding clamp in the prior art has general applicability, is not convenient for clamping and positioning metal products of a certain size within a certain range, and affects the use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0017] Figure 3 It is a side cross-sectional structural schematic diagram of the utility model;

[0018] Figure 4 It is a schematic diagram of the top cross-sectional structure of the utility model.

[0019] In the figure: 1. bottom plate; 2. movable groove; 3. clamping assembly; 31. bidirectional screw rod; 32. bearing; 33. movable block; 34. first gear; 35. rotating motor; 36. second gear; 4. applicable assembly; 41. slide groove; 42. slider; 43. clamping block; 44. electric hydraulic cylinder; 45. elastic pad; 5. supporting leg; 6. switch panel. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Embodiment 1:

[0022] See also Figure 1-4 The utility model provides a positioning fixture for welding metal products, comprising a bottom plate 1, wherein movable grooves 2 are provided in the middle of both sides of the top of the bottom plate 1, and clamping components 3 and applicable components 4 are provided inside the two movable grooves 2;

[0023] The clamping assembly 3 includes two bidirectional screw rods 31 and four movable blocks 33. The two bidirectional screw rods 31 are rotatably inserted into the two movable grooves 2 through bearings 32.

[0024] One end of the two bidirectional screw rods 31 is sleeved with a first gear 34, and a rotating motor 35 is provided in the middle of the side of the bottom plate 1. The output shaft of the rotating motor 35 is provided with a second gear 36, which is convenient for driving the bidirectional screw rods 31 to rotate in the movable slot 2;

[0025] The first gear 34 is meshedly connected with the second gear 36 to facilitate simultaneous relative or opposite movement;

[0026] The four corners of the bottom end of the base plate 1 are provided with support legs 5 for easy support and fixation;

[0027] A switch panel 6 is provided at one corner of the other side of the bottom plate 1. A rotary motor switch is installed on the surface of the switch panel 6. The rotary motor 35 is electrically connected to the external power supply through the rotary motor switch, which is convenient for control and use.

[0028] Specifically, Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, the rotating motor 35 provided in the clamping assembly 3 drives the two bidirectional screw rods 31 to rotate in the movable groove 2. The rotation of the bidirectional screw rods 31 drives the movable block 33 to move relative to each other in the movable groove 2, so as to facilitate vertical movement to the use position. The relative movement of the movable block 33 drives the two slide grooves 41 provided in the applicable assembly 4 to move relative to or away from each other, so as to facilitate adjustment and clamping.

[0029] Embodiment 2:

[0030] The applicable component 4 includes two slide grooves 41, and the two slide grooves 41 are respectively arranged at the top ends of the four movable blocks 33;

[0031] Slide blocks 42 are slidably provided on both sides of the inner walls of the two slide grooves 41, and clamping blocks 43 are provided on the tops of the four slide blocks 42. Elastic pads 45 are provided on one side of the four clamping blocks 43 to facilitate contact and clamping of metal products.

[0032] Electric hydraulic cylinders 44 are provided on both sides of the two slide grooves 41, and the output ends of the four electric hydraulic cylinders 44 are respectively connected to the middle of one side of the four sliders 42, so as to drive the sliders 42 to move in the slide grooves 41;

[0033] A switch panel 6 is provided at one corner of the other side of the bottom plate 1. Four electric hydraulic cylinder switches are respectively installed on the surface of the switch panel 6. The four electric hydraulic cylinders 44 are electrically connected to the external power supply through the electric hydraulic cylinder switches, which is convenient for control and use.

[0034] Specifically, Figure 1 , Figure 2 , Figure 3 , Figure 4As shown, when the two slide grooves 41 are relatively fixed to the appropriate position, the electric hydraulic cylinder 44 drives the slider 42 to move in the slide groove 41, and the movement of the slider 42 drives the clamping block 43 to move relatively. The relative movement of the clamping block 43 makes the elastic pad 45 contact with the metal product to clamp it, which is convenient for clamping and positioning metal products of a certain size within a certain range, thereby improving the use effect.

[0035] When in use, first, the metal product to be clamped is brought into contact with the elastic pad 45, and the rotating motor 35 arranged in the clamping component 3 drives the two bidirectional screw rods 31 to rotate in the movable groove 2, and the rotation of the bidirectional screw rod 31 drives the movable block 33 to move relatively in the movable groove 2, so as to facilitate vertical movement to the use position, and the relative movement of the movable block 33 drives the two slide grooves 41 arranged in the applicable component 4 to move relative or opposite to each other, and when the two slide grooves 41 are relatively fixed to the appropriate position, the electric hydraulic cylinder 44 drives the slider 42 to move in the slide groove 41, and the movement of the slider 42 drives the clamping block 43 to move relative to each other, and the relative movement of the clamping block 43 makes the elastic pad 45 contact with the metal product for clamping and fixing, which is convenient for clamping and positioning of metal products of a certain size within a certain range, thereby improving the use effect.

[0036] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A positioning fixture for welding metal products, comprising a base plate (1), characterized in that: The middle parts of both sides of the top of the bottom plate (1) are provided with movable grooves (2), and the insides of the two movable grooves (2) are provided with clamping components (3) and applicable components (4); The clamping assembly (3) comprises two bidirectional screw rods (31) and four movable blocks (33); the two bidirectional screw rods (31) are rotatably inserted and arranged inside the two movable grooves (2) via bearings (32); The applicable component (4) comprises two slide grooves (41), and the two slide grooves (41) are respectively arranged on the top ends of the four movable blocks (33).

2. A metal product welding positioning fixture according to claim 1, characterized in that: One end of the two bidirectional screw rods (31) is sleeved with a first gear (34), a rotating motor (35) is provided in the middle of the side of the base plate (1), and the output shaft of the rotating motor (35) is provided with a second gear (36).

3. A metal product welding positioning fixture according to claim 2, characterized in that: The first gear (34) is meshingly connected with the second gear (36).

4. A metal product welding positioning fixture according to claim 1, characterized in that: Slide blocks (42) are slidably provided on both sides of the inner walls of the two slide grooves (41), clamping blocks (43) are provided at the top ends of the four slide blocks (42), and elastic pads (45) are provided on one side of the four clamping blocks (43).

5. A metal product welding positioning fixture according to claim 2, characterized in that: An electric hydraulic cylinder (44) is provided on both sides of the two slide grooves (41), and the output ends of the four electric hydraulic cylinders (44) are respectively connected to the middle of one side of the four sliding blocks (42).

6. A metal product welding positioning fixture according to claim 1, characterized in that: Support legs (5) are provided at the four corners of the bottom end of the base plate (1).

7. A metal product welding positioning fixture according to claim 5, characterized in that: A switch panel (6) is provided at a corner of the other side of the base plate (1), and a rotary motor switch and four electric hydraulic cylinder switches are respectively installed on the surface of the switch panel (6). The rotary motor (35) is electrically connected to an external power source via the rotary motor switch, and the four electric hydraulic cylinders (44) are electrically connected to an external power source via the electric hydraulic cylinder switch.

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