CN113843568A

CN113843568A - A welding fixture for machine manufacturing

Info

Publication number: CN113843568A
Application number: CN202111256377.XA
Authority: CN
Inventors: 王正萃; 龙鹰; 孙佳宁; 汤淑芳; 高翔; 沈蕴; 方树; 许磊; 刘星
Original assignee: Guangxi Chengdian Intelligent Manufacturing Technology Co ltd
Current assignee: Guangxi Chengdian Intelligent Manufacturing Technology Co ltd
Priority date: 2021-10-27
Filing date: 2021-10-27
Publication date: 2021-12-28

Abstract

The invention discloses a welding fixing fixture for machine manufacturing, comprising a first frame, a second transmission belt and a third motor. A first sliding block is installed inside the first chute, and the first sliding block penetrates through the first sliding block. A limit rod, a connecting plate is installed on the limit rod, and a threaded rod is arranged on the connecting plate, a first transmission belt is connected to the adjustment frame, and a second motor is installed at the other end of the first transmission belt, so A connecting bar is installed on the outer side of the adjusting frame, and a torsion shaft is connected to the connecting bar, a connecting arm is installed on the torsion shaft, and a connecting frame is fixed on the connecting arm. The welding fixture for machine manufacturing uses the second motor to drive the first transmission belt to make the adjustment frame rotate, and can be applied to both pipe welding and plate welding, so as to realize the adjustment function and make the device more practical in practical applications. Convenience and convenience and wider application.

Description

Welding fixing clamp for mechanical manufacturing

Technical Field

The invention relates to the technical field of welding fixing clamps, in particular to a welding fixing clamp for machine manufacturing.

Background

The energy sources for modern welding are many, including gas flame, electric arc, laser, electron beam, friction, and ultrasonic, among others. In addition to use in a factory, welding can be performed in a variety of environments, such as the field, underwater, and space. Wherever welding can be dangerous for the operator, appropriate precautions must be taken while welding is being performed. During the welding manufacturing process, a fixture is necessary. The device is used for fixing the processing object to make the processing object occupy the correct position in the mechanical manufacturing process so as to receive construction or detection. Also known as clamps. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. Such as welding jigs, inspection jigs, assembly jigs, machine tool jigs, and the like. Among them, the machine tool clamp is the most common, and is often referred to as a clamp for short. The clamp is used in the welding manufacturing process and has the main functions of ensuring the size of a weldment, improving the assembly precision and efficiency and preventing welding deformation.

However, the welding fixing clamp on the market at present cannot meet the requirements of people due to relatively imperfect technology, the welding fixing clamp in the prior art is relatively simple in structure and cannot be applied to different working conditions and materials, for example, a clamp for welding a pipe cannot weld a plate, so that the device cannot be widely applied in practical application, and the manufacturing cost of a finished product needs to be increased. We propose a weld fixture for machine manufacturing to solve the problems set forth above.

Disclosure of Invention

The invention aims to provide a welding fixing clamp for machine manufacturing, and aims to solve the problems that the welding fixing clamp in the prior art cannot meet the requirements of people due to relatively incomplete technology, the welding fixing clamp in the prior art is relatively simple and crude in structure and cannot be suitable for different working conditions and materials, for example, a clamp for welding a pipe cannot be used for welding a plate, so that the device cannot be widely applied in practical application, and the manufacturing cost of a finished product needs to be increased.

In order to achieve the purpose, the invention provides the following technical scheme: a welding and fixing clamp for machine manufacturing comprises a first frame, a second transmission belt and a third motor, wherein the right side of the first frame is provided with a second frame, a hinge is connected between the first frame and the second frame, a first magnetic stripe is installed on the first frame, a second magnetic stripe is arranged on the second frame, universal wheels are installed below the first frame and the second frame, first sliding grooves are formed in the first frame and the second frame, a first sliding block is installed in the first sliding grooves, a limiting rod penetrates through the first sliding block, a connecting plate is installed on the limiting rod, a threaded rod is arranged on the connecting plate, the first motor is installed on the threaded rod, a placing frame is arranged on the first sliding block, an adjusting frame is installed on the placing frame, the first transmission belt is connected to the adjusting frame, and the second motor is installed at the other end of the first transmission belt, the utility model discloses a gear rack, including adjusting frame, connecting arm, connecting frame, adjusting frame, second spout, second slider, third motor, rack, gear, transmission shaft, third motor, connecting strip, adjusting frame lateral surface, and be connected with the torsion shaft on the connecting strip, install the linking arm on the torsion shaft, and be fixed with connecting frame on the linking arm, the last running roller that has installed of connecting frame, the second spout has been seted up to the adjusting frame medial surface, and installs the second slider on the second spout, be connected with the grip block on the second slider, the rack has been seted up on the second slider, and rack flank meshing has the gear, install the transmission shaft on the gear, and be connected with second driving belt on the transmission shaft, the third motor is installed to the second driving belt other end.

Preferably, the first frame and the second frame are movably connected through a hinge, the size of the first frame is the same as that of the second frame, and the first frame and the second frame are magnetically attracted and connected through a first magnetic strip and a second magnetic strip to limit positions.

Preferably, the first sliding block is connected to the first sliding groove in a sliding manner, and the two sets of limiting rods are symmetrically arranged on the first sliding block in a front-back manner.

Preferably, the first sliding block is connected with the threaded rod in a threaded manner, the threaded rod forms a rotating structure through the first motor, and the threaded rod is connected with the connecting plate in a bearing manner.

Preferably, the adjusting frame is connected with the placing frame through a bearing, the adjusting frame forms a rotating structure through a first transmission belt and a second motor, and a vertical relation is formed between a central axis of the adjusting frame and a side surface of the placing frame.

Preferably, the adjusting frame is cylindrical, and the inside of the adjusting frame is through-hole-shaped.

Preferably, the connecting arms form a torsion structure on the connecting strips through torsion shafts, the connecting arms are symmetrically arranged in two groups up and down by taking the central axis of the adjusting frame as a reference, and the rollers are connected with the connecting frame through rotating shafts.

Preferably, the clamping blocks form sliding connection on the adjusting frame through the second sliding blocks and the second sliding grooves, the clamping blocks are symmetrically arranged on the adjusting frame in a left-right mode in two groups, and an integrated structure is formed between the clamping blocks and the second sliding blocks.

Preferably, the gear forms a rotating structure through the transmission shaft, the second transmission belt and the third motor, and the second sliding block forms a sliding mechanism on the second sliding groove through the gear, the transmission shaft, the second transmission belt and the third motor.

Compared with the prior art, the invention has the beneficial effects that: this a welding fixing jig for machine-building:

(1) the second motor, the first transmission belt and the adjusting frame are arranged, the first transmission belt can be driven by the second motor to enable the adjusting frame to rotate, and the adjusting device can be suitable for both pipe welding and plate welding, so that an adjusting function is realized, and the device is more convenient and convenient to use and wider in application in practical application;

(2) the first motor is arranged to drive the threaded rod to rotate and is in threaded connection with the first sliding block, so that the first sliding block slides on the threaded rod, and the distance between the two groups of placing frames can be adjusted by the mode, so that the device is suitable for materials and workpieces with different sizes, and is more practical;

(3) the device is provided with the torsion shaft, the rollers and the clamping blocks, the pipes can be vertically clamped through the torsion shaft torsion connecting arm after being placed between the rollers, then the second transmission belt is driven through the third motor to enable the gear on the transmission shaft to rotate, the clamping blocks slide on the second sliding groove to transversely clamp the pipes by meshing the racks, and when the plates are clamped and fixed, the plates only need to be transversely clamped through the clamping blocks, so that the device can be more extensive when being suitable for different materials, and the device is more practical;

(4) hinge, first frame and second frame, thereby the accessible uses the pivot point of hinge to overturn first frame and second frame as the benchmark and realize carrying out the regulation of angle to the material to make the device can adjust welded angle, in order to adapt to different operating modes.

Drawings

FIG. 1 is a schematic structural diagram of a welding fixture for machine manufacturing according to the present invention;

FIG. 2 is a front view of a cross-sectional structural diagram of a welding fixture for machine manufacturing according to the present invention;

FIG. 3 is a rear view of a welding fixture for machine manufacturing according to the present invention;

FIG. 4 is a schematic top view of a welding fixture for machine manufacturing according to the present invention;

FIG. 5 is a side view, cross-sectional structural schematic view of a welding fixture for use in machine manufacturing according to the present invention;

FIG. 6 is a schematic view of a welding fixture used in machine manufacturing at A in FIG. 1;

FIG. 7 is a schematic view of a welding fixture used in machine manufacturing shown at B in FIG. 3;

fig. 8 is a schematic structural view of a welding fixture used for machine manufacturing at C in fig. 4 according to the present invention.

In the figure: 1. a first frame; 2. a second frame; 3. a hinge; 4. a first magnetic stripe; 5. a second magnetic stripe; 6. a universal wheel; 7. a first chute; 8. a first slider; 9. a limiting rod; 10. a connecting plate; 11. a threaded rod; 12. a first motor; 13. placing a frame; 14. an adjustment frame; 15. a first drive belt; 16. a second motor; 17. a connecting strip; 18. a torsion shaft; 19. a connecting arm; 20. a connecting frame; 21. a roller; 22. a second chute; 23. a second slider; 24. a clamping block; 25. a rack; 26. a gear; 27. a drive shaft; 28. a second drive belt; 29. a third motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a welding and fixing clamp for machine manufacturing comprises a first frame 1, a second frame 2, a hinge 3, a first magnetic strip 4, a second magnetic strip 5, a universal wheel 6, a first sliding groove 7, a first sliding block 8, a limiting rod 9, a connecting plate 10, a threaded rod 11, a first motor 12, a placing frame 13, an adjusting frame 14, a first transmission belt 15, a second motor 16, a connecting strip 17, a torsion shaft 18, a connecting arm 19, a connecting frame 20, a roller 21, a second sliding groove 22, a second sliding block 23, a clamping block 24, a rack 25, a gear 26, a transmission shaft 27, a second transmission belt 28 and a third motor 29, wherein the second frame 2 is arranged on the right side of the first frame 1, the hinge 3 is connected between the first frame 1 and the second frame 2, the first magnetic strip 4 is arranged on the first frame 1, the second magnetic strip 5 is arranged on the second frame 2, the universal wheel 6 is arranged below the first frame 1 and the second frame 2, a first sliding chute 7 is arranged in each of the first frame 1 and the second frame 2, a first sliding block 8 is arranged in each first sliding chute 7, a limiting rod 9 penetrates through each first sliding block 8, a connecting plate 10 is arranged on each limiting rod 9, a threaded rod 11 is arranged on each connecting plate 10, a first motor 12 is arranged on each threaded rod 11, a placing frame 13 is arranged on each first sliding block 8, an adjusting frame 14 is arranged on each placing frame 13, a first transmission belt 15 is connected onto each adjusting frame 14, a second motor 16 is arranged at the other end of each first transmission belt 15, a connecting strip 17 is arranged on the outer side face of each adjusting frame 14, a torsion shaft 18 is connected onto each connecting strip 17, a connecting arm 19 is arranged on each torsion shaft 18, a connecting frame 20 is fixed onto each connecting arm 19, a roller 21 is arranged on each connecting frame 20, a second sliding chute 22 is arranged on the inner side face of each adjusting frame 14, and a second sliding block 23 is arranged on each second sliding chute 22, the second slider 23 is connected with a clamping block 24, the second slider 23 is provided with a rack 25, the tooth surface of the rack 25 is engaged with a gear 26, the gear 26 is provided with a transmission shaft 27, the transmission shaft 27 is connected with a second transmission belt 28, and the other end of the second transmission belt 28 is provided with a third motor 29.

First frame 1 and second frame 2 constitute swing joint through hinge 3, and the size of first frame 1 is the same with the size of second frame 2 to first frame 1 is inhaled with second frame 2 through first

magnetic stripe

4 and 5 magnetism of second magnetic stripe and is connected mutually spacingly, thereby realizes two sets of horizontal angle modulation of putting frame 13, makes the device more practical.

The connection mode of the first sliding block 8 on the first sliding chute 7 is sliding connection, and the limiting rods 9 are symmetrically arranged in two groups in front and back on the first sliding block 8, so that the device is more reasonable.

The connection mode between first slider 8 and threaded rod 11 is threaded connection, and threaded rod 11 constitutes revolution mechanic through first motor 12 to the connection mode between threaded rod 11 and the connecting plate 10 is the bearing connection, thereby realizes adjusting the interval of putting between the frame 13, makes the device can be adapted to not unidimensional material.

The connection mode of the adjusting frame 14 on the placing frame 13 is bearing connection, the adjusting frame 14 forms a rotating structure through a first transmission belt 15 and a second motor 16, and a vertical relation is formed between the central axis of the adjusting frame 14 and the side surface of the placing frame 13, so that the device realizes an adjusting and turning function and can adapt to different actual working conditions.

The shape of the adjusting frame 14 is cylindrical, and the inside of the adjusting frame 14 is through hole shape, so that the device is more stable.

The connecting arm 19 constitutes torsion structure on connecting strip 17 through torsion shaft 18, and connecting arm 19 uses the axis of adjusting frame 14 to set up two sets of as benchmark longitudinal symmetry to running roller 21 is connected for the pivot on linking frame 20, thereby realizes the vertical clamping function to the tubular product material, makes the device more reasonable.

The grip block 24 constitutes sliding connection on adjusting the frame 14 through second slider 23 and second spout 22, and grip block 24 bilateral symmetry sets up two sets ofly on adjusting the frame 14 to be the integral type structure between grip block 24 and the second slider 23, thereby realize the centre gripping limit function to panel and tubular product material, make the device more reasonable.

The gear 26 forms a rotating structure through the transmission shaft 27, the second transmission belt 28 and the third motor 29, and the second sliding block 23 forms a sliding mechanism on the second sliding chute 22 through the gear 26, the transmission shaft 27, the second transmission belt 28 and the third motor 29, so as to drive the clamping block 24 to move on the adjusting frame 14, and the device is more reasonable.

The working principle of the embodiment is as follows: when the welding fixture for machine manufacturing is used, firstly, when the welding of the plate material is performed, the plate material is placed in the middle of the clamping block 24, then the third motor 29 is started to drive the second transmission belt 28 to rotate the gear 26 on the transmission shaft 27, and the gear 26 is meshed with the rack 25 to enable the clamping block 24 to slide on the second sliding chute 22 to clamp the plate material. And then, starting a first motor 12 to drive a threaded rod 11 to rotate, then, connecting the threaded rod with a first sliding block 8 in a threaded manner to enable the first sliding block 8 to slide on a limiting rod 9, and stopping sliding for welding after the two groups of plates are connected. If the angle needs to be adjusted transversely, the first magnetic strip 4 and the second magnetic strip 5 are separated, and then the first frame 1 and the second frame 2 are turned over to be adjusted to a proper angle.

The second motor 16 can then drive the first drive belt 15 to turn the adjusting frame 14 to the right angle. Then, the pipe is placed between the two sets of rollers 21 when welding of the pipe is performed, and then the connecting arm 19 is twisted by the torsion shaft 18 so that the rollers 21 clamp the pipe and penetrate through the adjusting frame 14. And finally, carrying out clamping adjustment in the same way as the plate clamping adjustment step. This is the entire workflow. And those not described in detail in this specification are well within the skill of those in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.

Claims

1. A welding fixture for mechanical manufacturing, comprising a first frame (1), a second drive belt (28) and a third motor (29), characterized in that: a second frame (2) is arranged on the right side of the first frame (1), a hinge (3) is connected between the first frame (1) and the second frame (2), a first magnetic stripe (4) is installed on the first frame (1), a second magnetic stripe (5) is arranged on the second frame (2), universal wheels (6) are installed below the first frame (1) and the second frame (2), first sliding chutes (7) are formed in the first frame (1) and the second frame (2), first sliding blocks (8) are installed in the first sliding chutes (7), limiting rods (9) penetrate through the first sliding blocks (8), connecting plates (10) are installed on the limiting rods (9), threaded rods (11) are arranged on the connecting plates (10), first motors (12) are installed on the threaded rods (11), placing frames (13) are arranged on the first sliding blocks (8), an adjusting frame (14) is installed on the placing frame (13), a first transmission belt (15) is connected onto the adjusting frame (14), a second motor (16) is installed at the other end of the first transmission belt (15), a connecting strip (17) is installed on the outer side face of the adjusting frame (14), a torsion shaft (18) is connected onto the connecting strip (17), a connecting arm (19) is installed on the torsion shaft (18), a connecting frame (20) is fixed onto the connecting arm (19), a roller (21) is installed on the connecting frame (20), a second sliding groove (22) is formed in the inner side face of the adjusting frame (14), a second sliding block (23) is installed on the second sliding groove (22), a clamping block (24) is connected onto the second sliding block (23), a rack (25) is formed on the second sliding block (23), and a gear (26) is meshed with the tooth face of the rack (25), install transmission shaft (27) on gear (26), and be connected with second driving belt (28) on transmission shaft (27), third motor (29) are installed to the second driving belt (28) other end.

2. The welding fixture for machine manufacturing of claim 1, wherein: the size of the first frame (1) is the same as that of the second frame (2), and the first frame (1) and the second frame (2) are magnetically attracted through the first magnetic strip (4) and the second magnetic strip (5) to be connected and limited.

3. The welding fixture for machine manufacturing of claim 1, wherein: the limiting rods (9) are symmetrically arranged in two groups in front and back on the first sliding block (8).

4. The welding fixture for machine manufacturing of claim 1, wherein: the connection mode between the first sliding block (8) and the threaded rod (11) is threaded connection, the threaded rod (11) forms a rotating structure through the first motor (12), and the connection mode between the threaded rod (11) and the connecting plate (10) is bearing connection.

5. The welding fixture for machine manufacturing of claim 1, wherein: the adjusting frame (14) is connected with the placing frame (13) through a bearing, the adjusting frame (14) forms a rotating structure through a first transmission belt (15) and a second motor (16), and the central axis of the adjusting frame (14) is perpendicular to the side face of the placing frame (13).

6. The welding fixture for machine manufacturing of claim 1, wherein: the adjusting frame (14) is cylindrical, and the inside of the adjusting frame (14) is in a through hole shape.

7. The welding fixture for machine manufacturing of claim 1, wherein: the connecting arm (19) forms a torsion structure on the connecting strip (17) through a torsion shaft (18), the connecting arm (19) is vertically and symmetrically arranged in two groups by taking the central axis of the adjusting frame (14) as a reference, and the roller (21) is connected with the connecting frame (20) through a rotating shaft.

8. The welding fixture for machine manufacturing of claim 1, wherein: the clamping blocks (24) are connected with the adjusting frame (14) in a sliding mode through the second sliding blocks (23) and the second sliding grooves (22), the clamping blocks (24) are arranged on the adjusting frame (14) in a bilateral symmetry mode and are arranged in two groups, and the clamping blocks (24) and the second sliding blocks (23) are in an integrated structure.

9. The welding fixture for machine manufacturing of claim 1, wherein: the gear (26) forms a rotating structure through the transmission shaft (27), the second transmission belt (28) and the third motor (29), and the second sliding block (23) forms a sliding mechanism on the second sliding groove (22) through the gear (26), the transmission shaft (27), the second transmission belt (28) and the third motor (29).