CN220312300U

CN220312300U - Clamp tool for welding

Info

Publication number: CN220312300U
Application number: CN202321917389.7U
Authority: CN
Inventors: 徐家荣; 曲先雨
Original assignee: Qingdao Jiarong Precision Electromechanical Co ltd
Current assignee: Qingdao Jiarong Precision Electromechanical Co ltd
Priority date: 2023-07-20
Filing date: 2023-07-20
Publication date: 2024-01-09
Anticipated expiration: 2033-07-20

Abstract

The utility model relates to the technical field of welding clamps and discloses a clamp tool for welding, which comprises a tool table, wherein an inner clamping mechanism is arranged on the tool table and comprises a turntable, a chute is formed in the top of the turntable, a groove is formed in the right side of the outer wall of the turntable, a first motor is fixedly arranged on the inner wall of the groove, one end of a bidirectional stud is fixedly connected with the output end of the first motor through a coupling, and the other end of the first bidirectional stud movably penetrates through the left side of the inner wall of the groove. The first starting motor drives the first bidirectional stud to rotate and drives the two sliding arms to be far away from each other, so that the sliding arms are adjusted in an adapting mode according to the size of the inner wall of the hollow workpiece, the anti-sliding head is made to abut against the inner wall of the hollow workpiece to be fixed, the band-type brake is relieved, the second starting motor drives the rotating shaft to rotate and drives the turntable to rotate, and accordingly the anti-sliding head is driven to find a proper clamping surface, and the clamping flexibility is improved.

Description

Clamp tool for welding

Technical Field

The utility model relates to the technical field of welding fixtures, in particular to a fixture tool for welding.

Background

Welding, also known as fusion welding, is a process and technique for joining metals or other thermoplastic materials, such as plastics, by means of heat, high temperature or high pressure. The welding fixture is process equipment which is used for accurately positioning and reliably clamping a weldment, is convenient for assembling and welding the weldment and ensures the structural accuracy of the weldment, is actively popularized and used in modern welding production and is suitable for a product structure, and plays a very important role in improving the quality of the product, reducing the labor intensity of workers, accelerating the welding production and realizing the mechanical and automatic processes and the like.

According to Chinese patent publication No. CN215509658U, this patent provides a work fixture for welding, which comprises a workbench, the support column is equipped with to the terminal surface under the workstation, the shock attenuation callus on the sole is equipped with to the terminal surface under the support column, workstation up end fixed mounting has two fixed blocks, be equipped with the threaded rod of connecting two fixed block opposite faces between the fixed block, first motor is connected to the one end of threaded rod, clamping device, including the slider with threaded rod sliding connection, slider up end and first sliding column lower terminal surface fixed connection, the spout has been seted up to first sliding column up end, the second sliding column passes through slide rail and first sliding column sliding connection, the terminal surface is equipped with the tooth under the slide rail, the one end of second motor runs through the spout and is equipped with the gear, the gear meshes with the tooth, the right-hand member of second sliding column is connected the perpendicular electronic jar of putting, the electric cylinder is connected with the clamping plate through one end of the telescopic rod, the clamping plate comprises a first fixing plate and a second fixing plate connected through a spring, a rubber pad is arranged on the lower end face of the second fixing plate, the first motor is driven to rotate through the position of the workpiece to drive the sliding block to enable the first sliding column to adjust the position forwards and backwards, then the second motor is driven to drive the gear to rotate, the position of the electric cylinder on the second sliding column is adjusted leftwards and rightwards, when the electric cylinder is positioned right above the workpiece, the telescopic rod on the electric cylinder stretches downwards to enable the second fixing plate to clamp the workpiece, vibration occurs when the workpiece is welded, the spring on the clamping plate provides a supporting force for the second fixing plate, the rubber pad is arranged on the lower end face of the second fixing plate, friction force between the second fixing plate and the workpiece is increased, the workpiece is not easy to break away from the position fixed by the clamping plate, compared with the traditional tool clamp, the tool clamp can avoid the phenomenon that a workpiece cannot be clamped due to vibration, so that the workpiece is not easy to move.

However, there are some hollow workpieces with holes, which are difficult to fix during welding, and the clamping force applied to the workpieces from the outside is insufficient to cause the fixing to be weak, and the excessive clamping force may cause the workpieces to collapse and deform.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a fixture tool for welding.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a fixture tool for welding, includes the tool table, be provided with interior clamp mechanism on the tool table, and interior clamp mechanism includes the carousel, the spout has been seted up at the top of carousel, the recess has been seted up on the outer wall right side of carousel, the inner wall fixed mounting of recess has motor one, the output of motor one passes through shaft coupling fixedly connected with two-way double-screw bolt one end, the other end activity of two-way double-screw bolt one runs through the inner wall left side of recess to rotate through the bearing and connect in the inner wall left side of spout, the positive and negative screw thread outer wall of two-way double-screw bolt one is equipped with a wiper arm respectively the thread bush, two the equal sliding connection of wiper arm is at the inner wall of spout, and the top of two wiper arms upwards extends, two the one side that the extending end of wiper arm kept away from each other is fixed mounting respectively, the one end of fixedly connected with pivot in the middle of the bottom of carousel, the other end activity of pivot runs through to the bottom of tool table to downwardly extending, the extending end of pivot passes through the output of shaft coupling fixedly connected with motor two.

Preferably, the bottom fixed mounting of frock platform has the band-type brake, the gate of band-type brake and the outer wall joint of the extension end of pivot. Through the preference, the band-type brake can lock the rotating shaft to avoid free rotation.

Preferably, the inner groove is formed in the tool table, the outer clamping mechanism comprises a second bidirectional stud, the second bidirectional stud is arranged in the inner groove, two ends of the second bidirectional stud are respectively connected to two sides of the inner wall of the inner groove through bearings in a rotating mode, and two ends of the second bidirectional stud respectively continue to movably penetrate through the outer portions of the left side and the right side of the tool table and are respectively fixedly provided with a hand wheel. By this preference, the hand wheel is rotated to adjust the distance between the two L plates to match workpieces of different sizes.

Preferably, the two ends of the two-way stud are respectively provided with an L plate in a threaded sleeve manner on penetrating ends, the two L plates are symmetrically arranged, anti-slip pads are fixedly installed on one sides, close to each other, of the top ends of the two L plates, and the tops of one ends, far away from the anti-slip pads, of the two L plates are respectively attached to two sides of the bottom of the tool table. By this preference, two skid pads clamp the outer wall of the hollow workpiece.

Preferably, the bottom four corners of the tool table are fixedly connected with one ends of the supporting legs, and the bottom ends of the four supporting legs are fixedly provided with bottom plates.

Preferably, two mounting plates are respectively and fixedly arranged on the left side and the right side of the bottom plate, and a mounting hole is respectively formed in the top of each mounting plate. Through this preference, the bolt runs through the mounting hole can fixed mounting panel to carry out the adaptation with bottom plate and whole frock and fix.

(III) beneficial effects

Compared with the prior art, the utility model provides a fixture tool for welding, which has the following beneficial effects:

1. this fixture for welding is rotatory through first promotion two-way double-screw bolt of starter motor to drive two wiper arms and keep away from each other, thereby carry out the adaptation according to the inner wall size of cavity work piece and adjust, make the anti-skidding head support and fix at the inner wall of cavity work piece, remove the band-type brake, starter motor two drive pivot rotation, and drive the carousel rotation, thereby drive anti-skidding head and seek suitable grip face, improve the centre gripping flexibility ratio.

2. This fixture for welding is through rotatory hand wheel to two through two rotations of two-way double-screw bolt and drive two L boards and be close to each other, make two slipmats press from both sides the outer wall of tight cavity work piece, inside and outside all having clamping force, can carry out the equilibrium of force, avoid causing the clamping force to tighten and make cavity work piece welding produce the problem of deformation, also avoid the clamping force to loosen and lead to cavity work piece welding to produce the unstable problem of becoming flexible.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a perspective view of the present utility model;

FIG. 2 is a cross-sectional elevation view of the inner clip mechanism of the present utility model;

FIG. 3 is a cross-sectional elevation view of the tooling table of the present utility model.

In the figure: 1. a tooling table; 2. an inner clamping mechanism; 201. a turntable; 202. a chute; 203. a first motor; 204. a two-way stud I; 205. a slide arm; 206. an anti-slip head; 207. a rotating shaft; 208. a second motor; 3. an outer clip mechanism; 301. a two-way stud II; 302. a hand wheel; 303. an L plate; 304. an anti-slip pad; 4. a support leg; 5. a bottom plate; 6. a mounting plate; 7. and (5) mounting holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

As shown in fig. 1-3, the utility model provides a fixture tool for welding, which comprises a tool table 1, wherein an inner clamping mechanism 2 is arranged on the tool table 1, the inner clamping mechanism 2 comprises a turntable 201, a chute 202 is formed in the top of the turntable 201, a groove is formed in the right side of the outer wall of the turntable 201, a first motor 203 is fixedly arranged on the inner wall of the groove, an output end of the first motor 203 is fixedly connected with one end of a bidirectional stud 204 through a coupling, the other end of the bidirectional stud 204 movably penetrates through the left side of the inner wall of the groove and is rotatably connected to the left side of the inner wall of the chute 202 through a bearing, a slide arm 205 is respectively sleeved on the positive and negative thread outer wall of the bidirectional stud 204, the two slide arms 205 are respectively and slidably connected to the inner wall of the chute 202, the top ends of the two slide arms 205 extend upwards, one side, away from each other, of the extending ends of the two slide arms 205 are respectively fixedly provided with an anti-slip head 206, one end of the bottom of the turntable 201 is fixedly connected with one end of a rotating shaft 207, the other end of the rotating shaft 207 movably penetrates through the bottom of the tool table 1, and extends downwards, the extending end of the rotating shaft 207 is fixedly connected with the output end of the second motor 208 through the coupling, the output end of the second motor 208 is rotatably connected to the left end of the rotating shaft 1, the rotating brake is fixedly connected with the rotating shaft 3, and the rotating brake is free of the rotating brake is fixedly connected with the rotating brake and is free to the rotating brake and is connected with the rotating brake 3.

In this embodiment, the first motor 203 is started to rotate the first bidirectional stud 204 and drive the two sliding arms 205 to move away from each other, so that the two sliding arms are adapted and adjusted according to the size of the inner wall of the hollow workpiece, the anti-slip head 206 is made to abut against the inner wall of the hollow workpiece to fix, the band-type brake is released, the second motor 208 is started to drive the rotating shaft 207 to rotate and drive the turntable 201 to rotate, and accordingly the anti-slip head 206 is driven to find a proper clamping surface, and the clamping flexibility is improved.

Example two

As shown in fig. 1-3, on the basis of the first embodiment, the present utility model provides a technical solution: preferably, the inside of the tool table 1 is provided with an inner groove, the outer clamping mechanism 3 comprises a two-way stud 301, the two-way stud 301 is arranged inside the inner groove, two ends of the two-way stud 301 are respectively connected to two sides of the bottom of the tool table 1 through bearing rotation, two ends of the two-way stud 301 are respectively continuously and movably penetrated to the outer sides of the left side and the right side of the tool table 1, a hand wheel 302 is respectively and fixedly installed, the hand wheel 302 is rotatably used for adjusting the distance between two L plates 303 to match workpieces with different sizes, two L plates 303 are respectively sleeved with threads on penetrating ends of the two-way stud 301, the two L plates 303 are symmetrically arranged, one sides, close to each other, of the top ends of the two L plates 303 are fixedly installed with anti-skid pads 304, one end tops of the two L plates 303 are respectively attached to two sides of the bottom of the tool table 1, the two anti-skid pads 304 are tightly clamped with the outer walls of hollow workpieces, one ends of the four corners of the bottom of the tool table 1 are fixedly connected with one ends of the supporting legs 4, the bottom plates 5 are fixedly installed at the bottom ends of the four supporting legs 4, two mounting plates 6 are respectively fixedly installed on the left side and right side of the bottom plates 6, the mounting plates 6 are respectively, the top mounting plates 6 are respectively provided with mounting holes 7 and the mounting plates 7 are respectively matched with the mounting plates, and the mounting plates 5 can be fixedly matched with the mounting plates, and the mounting plates 5.

In this embodiment, by rotating the hand wheel 302, the two L plates 303 are rotated and driven to approach each other by the two-way stud 301, so that the two anti-slip pads 304 clamp the outer wall of the hollow workpiece, and the clamping forces exist inside and outside the hollow workpiece, so that force balance can be performed, the problem that the hollow workpiece is deformed due to too tight clamping force is avoided, and the problem that the hollow workpiece is loosened due to too loose clamping force is also avoided.

The working principle of the fixture for welding is specifically described below, when the fixture for welding is used, the hollow workpiece is arranged on the fixture table 1 and is placed on the turntable 201, the first motor 203 is started to drive the first bidirectional stud 204 to rotate and drive the two sliding arms 205 to move away from each other, so that the problem that the hollow workpiece is deformed due to too tight clamping force and the problem that the hollow workpiece is loose due to too loose clamping force is avoided, the bolt penetrates through the mounting hole 7 to be fixed by 6 when the special-shaped structure of the inner wall exists in the hollow workpiece, the band-type brake can be relieved, the second motor 208 is started to drive the rotating shaft 207 to rotate and drive the turntable 201 to rotate, so that the anti-slip head 206 is driven to search for a proper clamping surface, the clamping flexibility is improved, the hand wheel 302 is rotated, the two L plates 303 are driven to move close to each other through the rotation of the second bidirectional stud 301, the clamping force exists between the inner wall and the outer wall of the hollow workpiece, the force is balanced, the problem that the hollow workpiece is deformed due to too tight clamping force is avoided, the problem that the hollow workpiece is also the loose due to too loose clamping force is avoided, the bolt penetrates through the mounting hole 7 to be fixed by 6, and the bottom plate 5 and the whole fixture is matched with a better welding operation.

Claims

1. The utility model provides a fixture attachment for welding, includes tool table (1), its characterized in that: the utility model provides a fixture platform (1) is last to be provided with interior clamp mechanism (2), and interior clamp mechanism (2) including carousel (201), spout (202) have been seted up at the top of carousel (201), the outer wall right side of carousel (201) is seted up flutedly, the inner wall fixed mounting of recess has motor one (203), the output of motor one (203) is through shaft coupling fixedly connected with two-way double-screw bolt one (204) one end, the other end activity of two-way double-screw bolt one (204) runs through the inner wall left side of recess to through the bearing rotation connection in the inner wall left side of spout (202), the positive and negative screw thread outer wall of two-way double-screw bolt one (204) is equipped with a wiper arm (205) respectively, two the equal sliding connection of wiper arm (205) is at the inner wall of spout (202), and the top of two wiper arm (205) upwards extends, one side that the extension end kept away from each other is fixed mounting respectively has one anti-slip head (206), the bottom intermediate fixedly connected with one end of pivot (207) of carousel (201), the other end (207) is run through to the inner wall left side of pivot (207) and the motor one end (207), the end (3) is extended to the end of carousel (1) through the shaft coupling (3), and the end is extended to have tool platform (3) to be extended downwards.

2. The welding fixture tool according to claim 1, wherein: the band-type brake is fixedly arranged at the bottom of the tool table (1), and a brake port of the band-type brake is clamped with the outer wall of the extending end of the rotating shaft (207).

3. The welding fixture tool according to claim 1, wherein: the inner groove is formed in the tool table (1), the outer clamping mechanism (3) comprises a two-way stud (301), the two-way stud (301) is arranged in the inner groove, two ends of the two-way stud (301) are respectively connected to two sides of the inner wall of the inner groove through bearings in a rotating mode, two ends of the two-way stud (301) respectively continue to movably penetrate through the outer portions of the left side and the right side of the tool table (1), and hand wheels (302) are respectively and fixedly installed.

4. A welding fixture as defined in claim 3, wherein: two ends of two-way double-screw bolt (301) run through the end and are equipped with an L board (303) respectively, two symmetry sets up between L board (303), and the equal fixed mounting in one side that two L boards (303) top are close to each other has slipmat (304), two the one end top that keeps away from slipmat (304) of L board (303) is laminated in the bottom both sides of tool table (1) respectively.

5. The welding fixture tool according to claim 1, wherein: one end of each supporting leg (4) is fixedly connected to four corners of the bottom of the tool table (1), and a bottom plate (5) is fixedly arranged at the bottom ends of the four supporting legs (4).

6. The welding fixture tool according to claim 5, wherein: two mounting plates (6) are respectively and fixedly arranged on the left side and the right side of the bottom plate (5), and a mounting hole (7) is respectively formed in the top of each mounting plate (6).