CN112496620A

CN112496620A - Mechanical welding platform with rotation function

Info

Publication number: CN112496620A
Application number: CN202110171180.XA
Authority: CN
Inventors: 刘红亮; 戚航; 李月超; 李万虎; 张之辉
Original assignee: Xinxiang Vocational and Technical College
Current assignee: Xinxiang Vocational and Technical College
Priority date: 2021-02-08
Filing date: 2021-02-08
Publication date: 2021-03-16
Anticipated expiration: 2041-02-08
Also published as: CN112496620B

Abstract

The invention relates to the technical field of welding platforms, and discloses a mechanical welding platform with a rotating function, which comprises a plurality of supporting legs, wherein the tops of the supporting legs are fixedly connected with a mounting seat, the bottom of the mounting seat is fixedly connected with a motor, one end of an output shaft of the motor is fixedly connected with a gear disc, one side of the mounting seat is fixedly connected with two first positioning rods, one side of each first positioning rod is movably connected with a sliding seat, the upper surface of each sliding seat is fixedly connected with a welding mechanical arm, and the bottom of each sliding seat is fixedly connected with a connecting block. The welding mechanical arm on the sliding seat can be driven by the thread block to move backwards, so that workpieces on the fixed seat can rotate without hindrance, the service life of the device is prolonged, meanwhile, workpieces of different sizes can be clamped by the first clamping plate and the second clamping plate, the flexibility of the device is improved, the thread block can be kept stable in the moving process through the spring, and the thread block is prevented from being deviated.

Description

Mechanical welding platform with rotation function

Technical Field

The invention relates to the technical field of welding platforms, in particular to a mechanical welding platform with a rotating function.

Background

Welding, also known as fusion welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, in a heated, high temperature or high pressure manner, and modern welding uses a wide variety of energy sources, including gas flame, electric arc, laser, electron beam, friction, and ultrasonic, wherever welding can be dangerous to an operator, and therefore proper safeguards must be taken when performing the weld.

When a workpiece is welded, the workpiece needs to be clamped on a welding platform, and then the workpiece is welded by a mechanical arm, however, in the rotating process of the welding platform in the market, the mechanical arm is fixed, so that the workpiece which is clamped too long can collide with the mechanical arm when rotating, and the mechanical arm is damaged, and therefore, the mechanical welding platform with the rotating function is very necessary.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a mechanical welding platform with a rotating function, which mainly aims to solve the problem that when an object which is too long is clamped by the welding platform and rotates, the welding platform collides with a mechanical arm to damage the mechanical arm.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme:

a mechanical welding platform with a rotating function comprises a plurality of supporting legs, wherein the tops of the supporting legs are fixedly connected with a mounting seat, the bottom of the mounting seat is fixedly connected with a motor, one end of an output shaft of the motor is fixedly connected with a gear disc, one side of the mounting seat is fixedly connected with two first positioning rods, one side of each first positioning rod is movably connected with a slide seat, the upper surface of each slide seat is fixedly connected with a welding mechanical arm, the bottom of each slide seat is fixedly connected with a connecting block, one side of each connecting block is movably connected with a rocker, the bottom of each rocker is fixedly connected with a threaded block, the bottom of the mounting seat is fixedly connected with a first mounting block and a second mounting block, a connecting seat is fixedly connected between the first mounting block and the second mounting block, one side of the connecting seat is provided with a chute, a sliding block is movably connected in the chute and fixed with the connecting block, the, one side fixedly connected with second gear seat of head rod, one side fixedly connected with driving lever of head rod, one side fixedly connected with spring of driving lever, the last fixed surface of connecting block is connected with the dead lever, and the one end of spring is fixed mutually with the dead lever, one side fixedly connected with first gear seat of second connecting rod, and first gear seat meshes with the second gear seat mutually, and first gear seat contacts with the rocker, the last fixed surface of connecting seat is connected with first dog and second dog, swing joint has first threaded rod and second threaded rod between first installation piece and the second installation piece, and threaded block and first threaded rod and second threaded rod threaded connection, one side of first installation piece is equipped with power unit, the upper surface of installation base is equipped with fixture.

Further, power unit includes first round gear, and first round gear keyed joint is in the one end of first threaded rod, first installation piece and fixedly connected with second round gear are passed to the one end of second threaded rod, and first round gear meshes with the second round gear mutually, one side fixedly connected with link of first installation piece, one side swing joint of link has the pivot, one side fixedly connected with third round gear of pivot, and third round gear meshes with the second round gear mutually, the one end fixedly connected with fourth round gear of pivot, and fourth round gear meshes with the toothed disc mutually.

On the basis of the scheme, fixture includes the transfer line, and the transfer line rotates with the mount pad to be connected, the top fixedly connected with disc of transfer line, the last fixed surface of disc is connected with the fixing base, and one side swing joint of fixing base has the two-way threaded rod, and the both ends of two-way threaded rod swing joint have first splint and second splint respectively, the bottom fixedly connected with incomplete gear of transfer line, the one end fixedly connected with carousel of motor output shaft, and incomplete gear meshes with the carousel mutually.

As a further aspect of the present invention, a non-slip mat is fixedly connected to each of one sides of the first clamping plate and the second clamping plate.

Furthermore, one end of the bidirectional threaded rod penetrates through the fixed seat and is fixedly connected with the crank.

On the basis of the scheme, one side of the fixing seat is fixedly connected with two second positioning rods, and the second positioning rods are connected with the first clamping plate and the second clamping plate in a sliding mode.

As a further scheme of the invention, the bottom of the disc is provided with a plurality of mounting grooves, the inside of each mounting groove is movably connected with a ball, and the ball is contacted with the mounting seat.

Furthermore, one side of the first installation block and one side of the second installation block are fixedly connected with two fixing ribs, and the fixing ribs are fixed with the installation seat.

(III) advantageous effects

Compared with the prior art, the invention provides a mechanical welding platform with a rotating function, which has the following beneficial effects:

1. through the cooperation use at second threaded rod and screw thread piece, the gear dish drives second circular gear and rotates, makes the screw thread piece drive the welding arm on the slide and moves backward to make the fixing base on the disc unobstructed rotation, avoid the fixing base to collide with robotic arm when centre gripping overlength article is rotatory and cause robotic arm to damage, improved the life of device.

2. Through the setting of installing first splint and second splint on two-way threaded rod, rotate two-way threaded rod and make first splint and second splint remove suitable position to the centre to carry out the centre gripping to the work piece of equidimension not, improved the flexibility of device.

3. The connecting block moves backwards to a proper position to enable the first stop block to block the shifting rod, so that the rocker is shifted by the first gear seat, the threaded block is enabled to clamp the second threaded rod, the direction of moving of the welding mechanical arm is conveniently controlled, and convenience of the device is improved.

4. Through the setting of installation ball on the disc, the motor drives the disc rotation on the transfer line, makes the ball produce the rotation on the mount pad to make the ball produce the helping hand to the disc, and make disc pivoted more steady, improved the stability of device.

5. Through the setting of installation spring on the driving lever, when the driving lever back-and-forth movement to suitable position respectively with first dog and second dog contact, the spring is elongated, makes it remove to the opposite side and reset from one side of head rod to make the screw thread piece can remain stable at the in-process position that removes, avoid the screw thread piece to produce the skew, improved the stability of screw thread piece.

Drawings

Fig. 1 is a schematic front view of a mechanical welding platform with a rotation function according to the present invention;

FIG. 2 is a schematic top view of a mechanical welding platform with rotation function according to the present invention;

FIG. 3 is a schematic bottom view of a mechanical welding platform with rotation function according to the present invention;

FIG. 4 is a schematic cross-sectional view of a power mechanism of a mechanical welding platform with rotation function according to the present invention;

FIG. 5 is a schematic diagram of a partially enlarged structure of a mechanical welding platform with a rotation function according to the present invention;

fig. 6 is an enlarged structural diagram of a portion a of a mechanical welding platform with a rotation function according to the present invention.

In the figure: 1. a mounting seat; 2. supporting legs; 3. welding a mechanical arm; 4. connecting blocks; 5. a transmission rod; 6. a ball bearing; 7. a disc; 8. a fixed seat; 9. a crank; 10. a first positioning rod; 11. a slide base; 12. a first splint; 13. a bidirectional threaded rod; 14. a second positioning rod; 15. a second splint; 16. a first mounting block; 17. fixing the ribs; 18. an incomplete gear; 19. a motor; 20. a turntable; 21. a first threaded rod; 22. a second threaded rod; 23. a thread block; 24. a first circular gear; 25. a second circular gear; 26. a third circular gear; 27. a fourth circular gear; 28. a gear plate; 29. a first stopper; 30. a connecting seat; 31. a rocker; 32. a slider; 33. a second stopper; 34. a deflector rod; 35. a first gear seat; 36. a second gear seat; 37. fixing the rod; 38. a spring.

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. 1-6, a mechanical welding platform with rotation function comprises a plurality of supporting legs 2, a mounting base 1 is fixed on the top of each supporting leg 2 through a bolt, a motor 19 is fixed on the bottom of each mounting base 1 through a bolt, a gear disc 28 is fixedly connected to one end of an output shaft of the motor 19, the motor 19 drives the gear disc 28 to rotate, two first positioning rods 10 are fixed on one side of each mounting base 1 through bolts, each first positioning rod 10 can position each sliding base 11, one side of each first positioning rod 10 is slidably connected with each sliding base 11, a welding mechanical arm 3 is fixedly connected to the upper surface of each sliding base 11, a connecting block 4 is fixedly connected to the bottom of each sliding base 11, a rocker 31 is rotatably connected to one side of each connecting block 4, a threaded block 23 is fixedly connected to the bottom of each rocker 31, a first mounting block 16 and a second mounting block are fixed on the bottom of each mounting base 1 through, a connecting seat 30 is fixed between the first mounting block 16 and the second mounting block through bolts, one side of the connecting seat 30 is provided with a sliding groove, a sliding block 32 is connected in the sliding groove in a sliding manner, the sliding block 32 is fixed with the connecting block 4, the upper surface of the connecting block 4 is rotatably connected with a first connecting rod and a second connecting rod, one side of the first connecting rod is fixed with a second gear seat 36 through bolts, one side of the first connecting rod is fixedly connected with a shifting rod 34, one side of the shifting rod 34 is fixed with a spring 38 through bolts, the upper surface of the connecting block 4 is fixed with a fixing rod 37 through bolts, one end of the spring 38 is fixed with the fixing rod 37, one side of the second connecting rod is fixed with a first gear seat 35 through bolts, the first gear seat 35 is meshed with the second gear seat 36, the first gear seat 35 is in contact with the rocker 31, the upper surface of the connecting seat 30 is fixed with a first stop, when the shift lever 34 is moved back and forth to a proper position to be in contact with the first stopper 29 and the second stopper 33 respectively, the spring 38 is elongated, causing it to move from one side of the first connecting rod to the other and return, so that the position of the thread block 23 can be kept stable in the moving process, the thread block 23 is prevented from being deviated, the first threaded rod 21 and the second threaded rod 22 are rotatably connected between the first mounting block 16 and the second mounting block, and the thread block 23 is in threaded connection with the first threaded rod 21 and the second threaded rod 22, the connecting block 4 moves backwards to a proper position to enable the first stop block 29 to block the poking rod 34, so that the first gear seat 35 pokes the rocker 31, and the thread block 23 is clamped with the second threaded rod 22, so that the moving direction of the welding mechanical arm 3 is conveniently controlled, one side of the first mounting block 16 is provided with a power mechanism, and the upper surface of the mounting seat 1 is provided with a clamping mechanism.

Particularly, the power mechanism of the invention comprises a first circular gear 24, the first circular gear 24 is connected with one end of a first threaded rod 21 in a key mode, one end of a second threaded rod 22 passes through a first mounting block 16 and is connected with a second circular gear 25 in a key mode, the first circular gear 24 is meshed with the second circular gear 25, one side of the first mounting block 16 is fixedly provided with a connecting frame through a bolt, one side of the connecting frame is rotatably connected with a rotating shaft, one side of the rotating shaft is connected with a third circular gear 26 in a key mode, the third circular gear 26 is meshed with the second circular gear 25, one side of the rotating shaft is connected with a fourth circular gear 27 in a key mode, the fourth circular gear 27 is meshed with a gear disc 28, the clamping mechanism comprises a transmission rod 5, the transmission rod 5 is rotatably connected with a mounting seat 1, the top end of the transmission rod 5 is fixedly provided with a disc 7 through a bolt, the upper surface of the disc 7 is fixedly provided with a fixed seat 8 through a bolt, the second circular gear 25 drives the first circular gear 24 to rotate, so that the thread block 23 drives the welding mechanical arm 3 on the sliding seat 11 to move backwards, thereby leading the fixed seat 8 on the disc 7 to rotate without obstruction, avoiding the damage of the mechanical arm caused by the collision between the fixed seat 8 and the mechanical arm when the fixed seat 8 clamps overlong objects to rotate, one side of the fixed seat 8 is rotationally connected with a bidirectional threaded rod 13, two ends of the bidirectional threaded rod 13 are respectively in threaded connection with a first clamping plate 12 and a second clamping plate 15, the first clamping plate 12 and the second clamping plate 15 are moved to proper positions towards the middle by rotating the bidirectional threaded rod 13, thereby clamping workpieces with different sizes, the bottom end of the transmission rod 5 is fixed with an incomplete gear 18 through a bolt, one end of an output shaft of a motor 19 is fixed with a rotating disc 20 through a bolt, and the incomplete gear 18 is meshed with the rotating disc 20, and the incomplete gear 18 and the rotating disc 20 form an intermittent motion mechanism.

It should be noted that, anti-slip pads are bonded on one sides of the first clamping plate 12 and the second clamping plate 15, one end of the bidirectional threaded rod 13 passes through the fixing seat 8 and is fixed with the crank 9 through a bolt, one side of the fixing seat 8 is fixed with two second positioning rods 14 through bolts, the second positioning rods 14 are connected with the first clamping plate 12 and the second clamping plate 15 in a sliding manner, the second positioning rods 14 can position the first clamping plate 12 and the second clamping plate 15, the bidirectional threaded rod 13 is prevented from driving the first clamping plate 12 and the second clamping plate 15 to rotate, a plurality of mounting grooves are formed in the bottom of the disc 7, balls 6 are rotatably connected in the mounting grooves, the balls 6 are in contact with the mounting seat 1, the motor 19 drives the disc 7 on the transmission rod 5 to rotate, the balls 6 rotate on the mounting seat 1, so that the balls 6 generate assistance to the disc 7, the disc 7 is more stably rotated, two fixing ribs 17 are fixed on one sides of the first mounting block 16 and the second mounting block, and fixed muscle 17 is fixed mutually with mount pad 1, and fixed muscle 17 makes first installation piece 16 and second installation piece and be connected more firm between the mount pad 1.

The working principle of the embodiment is as follows: when a workpiece needs to be welded, firstly, the workpiece is placed on the fixed seat 8, the crank 9 is rotated, the bidirectional threaded rod 13 drives the first clamping plate 12 and the second clamping plate 15 to move towards the middle to a proper position to clamp the workpiece, the welding mechanical arm 3 is started to process the workpiece, when other positions of the workpiece need to be welded, the motor 19 is started, the motor 19 drives the turntable 20 to rotate, the turntable 20 drives the incomplete gear 18 to rotate, the incomplete gear 18 has four corners, each corner is 90 degrees, the turntable 20 rotates for one circle to drive the incomplete gear 18 to rotate for one fourth, so as to drive the workpiece on the disc 7 to rotate for 90 degrees, meanwhile, the motor 19 drives the gear disc 28 to rotate, the gear disc 28 drives the fourth circular gear 27 to drive the third circular gear 26 to rotate, the third circular gear 26 drives the second circular gear 25 to rotate, the second circular gear 25 drives the first circular gear 24 to rotate, the first threaded rod 21 makes the threaded block 23 drive the welding mechanical arm 3 on the sliding seat 11 to move backwards to a proper position, and makes the first stop block 29 block the shifting lever 34 on the connecting block 4, the spring 38 extends, then the motor 19 drives the rotating disc 20 to rotate for one turn, the rotating disc 20 pushes the incomplete gear 18 to rotate for 90 degrees, the incomplete gear 18 drives the transmission rod 5 to rotate, so that the disc 7 drives the workpiece on the fixed seat 8 to rotate for 180 degrees, simultaneously the shifting lever 34 continues to move backwards to pull the spring 38 to deform, so that the spring 38 moves from one side of the first connecting rod to the other side and rebounds for resetting, simultaneously the shifting lever 34 rotates to make the second gear seat 36 rotate, the second gear seat 36 rotates to make the first gear seat 35 rotate, so that the rocker 31 drives the threaded block 23 to move leftwards away from the first threaded rod 21 and clamp the second threaded rod 22, then the motor 19 rotates the second circular gear 25, the second threaded rod 22 drives the threaded block 23 to move forward, so that the connecting block 4 drives the welding mechanical arm 3 on the sliding seat 11 to move forward to a proper position to continue processing the workpiece.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A mechanical welding platform with a rotating function comprises a plurality of supporting legs (2) and is characterized in that the tops of the supporting legs (2) are fixedly connected with a mounting base (1), the bottom of the mounting base (1) is fixedly connected with a motor (19), one end of an output shaft of the motor (19) is fixedly connected with a gear disc (28), one side of the mounting base (1) is fixedly connected with two first positioning rods (10), one side of each first positioning rod (10) is movably connected with a sliding base (11), the upper surface of each sliding base (11) is fixedly connected with a welding mechanical arm (3), the bottom of each sliding base (11) is fixedly connected with a connecting block (4), one side of each connecting block (4) is movably connected with a rocker (31), the bottom of each rocker (31) is fixedly connected with a threaded block (23), and the bottom of the mounting base (1) is fixedly connected with a first mounting block (16) and a second, a connecting seat (30) is fixedly connected between the first mounting block (16) and the second mounting block, a sliding groove is formed in one side of the connecting seat (30), a sliding block (32) is movably connected in the sliding groove, the sliding block (32) is fixed with the connecting block (4), a first connecting rod and a second connecting rod are movably connected to the upper surface of the connecting block (4), a second gear seat (36) is fixedly connected to one side of the first connecting rod, a shifting rod (34) is fixedly connected to one side of the first connecting rod, a spring (38) is fixedly connected to one side of the shifting rod (34), a fixing rod (37) is fixedly connected to the upper surface of the connecting block (4), one end of the spring (38) is fixed to the fixing rod (37), a first gear seat (35) is fixedly connected to one side of the second connecting rod, the first gear seat (35) is meshed with the second gear seat (36), and the first gear seat (35) is contacted with the rocker (31, the upper surface fixed connection of connecting seat (30) has first dog (29) and second dog (33), swing joint has first threaded rod (21) and second threaded rod (22) between first installation piece (16) and the second installation piece, and threaded block (23) and first threaded rod (21) and second threaded rod (22) threaded connection, one side of first installation piece (16) is equipped with power unit, the upper surface of mount pad (1) is equipped with fixture.

2. The mechanical welding platform with the rotating function as claimed in claim 1, wherein the power mechanism comprises a first circular gear (24), the first circular gear (24) is connected to one end of a first threaded rod (21) in a keyed mode, one end of a second threaded rod (22) penetrates through a first mounting block (16) and is fixedly connected with a second circular gear (25), the first circular gear (24) is meshed with the second circular gear (25), one side of the first mounting block (16) is fixedly connected with a connecting frame, one side of the connecting frame is movably connected with a rotating shaft, one side of the rotating shaft is fixedly connected with a third circular gear (26), the third circular gear (26) is meshed with the second circular gear (25), one end of the rotating shaft is fixedly connected with a fourth circular gear (27), and the fourth circular gear (27) is meshed with a gear disc (28).

3. The mechanical welding platform with the rotating function according to claim 1, wherein the clamping mechanism comprises a transmission rod (5), the transmission rod (5) is rotatably connected with the mounting seat (1), a disc (7) is fixedly connected to the top end of the transmission rod (5), a fixing seat (8) is fixedly connected to the upper surface of the disc (7), a bidirectional threaded rod (13) is movably connected to one side of the fixing seat (8), a first clamping plate (12) and a second clamping plate (15) are respectively movably connected to two ends of the bidirectional threaded rod (13), an incomplete gear (18) is fixedly connected to the bottom end of the transmission rod (5), a rotating disc (20) is fixedly connected to one end of an output shaft of the motor (19), and the incomplete gear (18) is meshed with the rotating disc (20).

4. A mechanical welding platform with rotation function according to claim 3, characterized in that a non-slip mat is fixedly connected to one side of the first clamping plate (12) and one side of the second clamping plate (15).

5. A mechanical welding platform with rotation function according to claim 3, characterized in that one end of the bidirectional threaded rod (13) passes through the fixed seat (8) and is fixedly connected with the crank (9).

6. A mechanical welding platform with rotation function according to claim 4, characterized in that two second positioning rods (14) are fixedly connected to one side of the fixed seat (8), and the second positioning rods (14) are slidably connected with the first clamping plate (12) and the second clamping plate (15).

7. The mechanical welding platform with the rotation function as claimed in claim 3, wherein a plurality of mounting grooves are formed at the bottom of the disc (7), the balls (6) are movably connected in the mounting grooves, and the balls (6) are in contact with the mounting base (1).

8. The mechanical welding platform with the rotation function as claimed in claim 2, wherein two fixing ribs (17) are fixedly connected to one side of each of the first mounting block (16) and the second mounting block, and the fixing ribs (17) are fixed to the mounting base (1).