CN213560829U

CN213560829U - Adjustable roller carrier for welding

Info

Publication number: CN213560829U
Application number: CN202022210715.3U
Authority: CN
Inventors: 张亚平; 吕勇; 王青春
Original assignee: Sichuan Kaisheng Machinery Equipment Co ltd
Current assignee: Sichuan Kaisheng Machinery Equipment Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-29
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a gyro wheel frame with adjustable be used for welded, comprising a base plate, the top of bottom plate is fixed with the connecting rod, the top of connecting rod is fixed with first mounting panel, the pneumatic cylinder is installed to the bottom of first mounting panel. The utility model discloses in the output shaft of first motor drive first bevel gear and rotate and make second bevel gear rotate, second bevel gear rotates the threaded rod rebound that cup joints in it, the threaded rod rebound makes loading board rebound, can adjust the height of loading board, and then adjust the height of centre gripping work piece, the output shaft of second motor drives the lead screw and rotates and make the internal thread piece control, can adjust the lateral distance of third gyro wheel, the centre gripping space between adjustable first gyro wheel and third gyro wheel, the output shaft of third motor drives the pivot and rotates and make the fourth gyro wheel rotate, can rotate the work piece of centre gripping, can make things convenient for welding position's adjustment.

Description

Adjustable roller carrier for welding

Technical Field

The utility model relates to a welding auxiliary assembly technical field especially relates to a gyro wheel frame with adjustable be used for welded.

Background

Welding, also known as fusion or melt welding, is a process and technique for joining metals or other thermoplastic materials, such as plastics, by heating, at high temperature or pressure, and a welding carriage that rotates a circular, cylindrical weldment by friction between the weldment and a drive roller. The large-scale cylindrical workpiece is mainly used on a plurality of large-scale machines in heavy industry, the large-scale cylindrical workpiece is connected in a girth welding mode, if the position of the workpiece is always fixed, the welding of the top of the workpiece becomes very difficult, the existing solution is that the workpiece is placed on a welding roller frame, the workpiece is driven to rotate through the rotation of a roller, the part which is not welded is always positioned at the bottom of the workpiece, the vertical welding and overhead welding are avoided, and the construction difficulty is greatly reduced.

However, the height of the existing roller frame is difficult to adjust, when a workpiece is too large and clamped too low, the welding is difficult from the upper part and the lower part, most of the existing roller frames are fixed on the ground and are difficult to move, and when the existing roller frames need to be moved, the existing roller frames need to be dismantled to move, so that a large amount of manpower and material resources are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current gyro wheel frame among the prior art and being difficult to height-adjusting, when the work piece is too big and the low time of centre gripping, it is difficult from top and below welding all, and current gyro wheel frame is fixed mostly on the ground, and it is difficult to remove, when needs remove to it, still need to demolish it and just can remove, the shortcoming of extravagant a large amount of manpower and materials, and the gyro wheel frame with adjustable that provides is used for the welded.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an adjustable roller carrier for welding comprises a bottom plate, wherein a connecting rod is fixed at the top of the bottom plate, a first mounting plate is fixed at the top of the connecting rod, a hydraulic cylinder is installed at the bottom of the first mounting plate, a traveling wheel is hinged to the tail end of a piston rod of the hydraulic cylinder, an opening is formed in the bottom plate, the traveling wheel is located in the opening, a through hole is formed in the first mounting plate, an internal thread sleeve is installed in the through hole, a second bevel gear is fixed at the bottom of the internal thread sleeve, a first motor is installed on the side face of the connecting rod, a first bevel gear is fixed on an output shaft of the first motor and meshed with the second bevel gear, a threaded rod is sleeved in the internal thread sleeve through threads, the first bevel gear and the second bevel gear are both located below the first mounting plate, and a rotating block is hinged, a bearing plate is fixed at the top of the rotating block, a first fixed rod is fixed on the bearing plate, a first roller is hinged at the top of the first fixed rod, the bearing plate is provided with a second motor, an output shaft of the second motor is connected with a screw rod, an internal thread block is sleeved on the screw rod through a thread, a sliding block is fixed at the bottom of the internal thread block, a sliding groove is arranged at the top of the bearing plate, the sliding block is arranged in the sliding groove in a sliding manner, the top of the internal thread block is hinged with a third roller, two second fixed rods are fixed on the bearing plate, a connecting plate is fixed on the opposite surface of the two second fixed rods, a fourth roller is hinged on the connecting plate, a third motor is arranged on the bearing plate, an output shaft of the third motor is connected with a rotating shaft, the rotating shaft is fixed behind a fourth roller, and the fourth roller is lower than the first roller and the third roller.

Preferably, the sleeve is installed on the first installation plate, the guide rod is sleeved in the sleeve in a sliding mode and fixed to the bottom of the bearing plate, the spring is fixed to the outer wall of the sleeve, the top of the spring is fixed to the bottom of the bearing plate, and the guide rod is located in the spring.

Preferably, a protective shell is installed at the top of the bearing plate, and the second motor is located in the protective shell.

Preferably, a sliding rod is fixed at the top of the bottom plate, the sliding rod penetrates through the bearing plate and is fixed with a limiting block, a hole is formed in the bearing plate, a sliding sleeve is installed in the hole, and the sliding rod is sleeved in the sliding sleeve in a sliding mode.

Preferably, the bottom of the bottom plate is fixed with an anti-skid pad, and the anti-skid pad is provided with a mounting opening matched with the opening.

Preferably, the tops of the two second fixing rods are hinged with second rollers, and rubber layers are arranged on outer rings of the first rollers, the second rollers and the third rollers.

Compared with the prior art, the beneficial effects of the utility model are that:

1: the utility model discloses in the output shaft of first motor drive first bevel gear and rotate and make second bevel gear rotate, second bevel gear rotates the threaded rod rebound that cup joints in it, the threaded rod rebound makes loading board rebound, can adjust the height of loading board, and then adjust the height of centre gripping work piece, the output shaft of second motor drives the lead screw and rotates and make the internal thread piece control, can adjust the lateral distance of third gyro wheel, the centre gripping space between adjustable first gyro wheel and third gyro wheel, the output shaft of third motor drives the pivot and rotates and make the fourth gyro wheel rotate, can rotate the work piece of centre gripping, can make things convenient for welding position's adjustment.

2: the utility model discloses the piston rod of well pneumatic cylinder promotes the walking wheel and falls to the ground, can prop the bottom plate and the equipment on it, the convenience is removed it, can pack up the walking wheel after finishing using and make the slipmat land, prevent that it from giving birth to the slip, and occupation space not, the second gyro wheel plays direction additional action, can make by clamping workpiece more smooth when rotatory, reduce the friction between work piece and the loading board, first gyro wheel, the rubber layer of the outer lane setting of second gyro wheel and third gyro wheel can be to being played the guard action by clamping workpiece, multiplicable frictional force between it again, prevent to sideslip.

Drawings

Fig. 1 is a front view of an adjustable roller frame for welding according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a partially enlarged view of a portion B in fig. 1.

In the figure: the device comprises a base plate 1, a non-slip mat 2, a threaded rod 3, a first bevel gear 4, a first motor 5, a first mounting plate 6, a first fixing rod 7, a first roller 8, a rubber layer 9, a bearing plate 10, a second fixing rod 11, a second roller 12, a third roller 13, an internal thread block 14, a protective shell 15, a limiting block 16, a sliding sleeve 17, a sliding rod 18, a second motor 19, a sliding groove 20, a sliding block 21, a bearing 22, an internal thread sleeve 23, a hydraulic cylinder 24, a traveling wheel 25, an opening 26, a connecting rod 27, a second bevel gear 28, a third motor 29, a fourth roller 30, a connecting plate 31, a rotating block 32, a sleeve 33, a guide rod 34 and a spring 35.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an adjustable roller carrier for welding comprises a base plate 1, a connecting rod 27 is fixed on the top of the base plate 1, a first mounting plate 6 is fixed on the top of the connecting rod 27, a hydraulic cylinder 24 is installed at the bottom of the first mounting plate 6, a traveling wheel 25 is hinged to the end of a piston rod of the hydraulic cylinder 24, an opening 26 is formed in the base plate 1, the traveling wheel 25 is located in the opening 26, a through hole is formed in the first mounting plate 6, an internal thread sleeve 23 is installed in the through hole, a second bevel gear 28 is fixed at the bottom of the internal thread sleeve 23, a first motor 5 is installed on the side surface of the connecting rod 27, a first bevel gear 4 is fixed on an output shaft of the first motor 5, the first bevel gear 4 is meshed with the second bevel gear 28, a threaded rod 3 is sleeved in the internal thread sleeve 23 through threads, the first bevel gear 4 and the second bevel, the top of turning block 32 is fixed with loading board 10, be fixed with first dead lever 7 on loading board 10, the top of first dead lever 7 articulates there is first gyro wheel 8, install second motor 19 on the loading board 10, the output shaft of second motor 19 has the lead screw, cup joint internal thread piece 14 through the screw thread on the lead screw, the bottom of internal thread piece 14 is fixed with slider 21, spout 20 has been seted up at the top of loading board 10, slider 21 slidable mounting is in spout 20, the top of internal thread piece 14 articulates there is third gyro wheel 13, be fixed with two second dead levers 11 on loading board 10, the opposite face of two second dead levers 11 is fixed with connecting plate 31, it has fourth gyro wheel 30 to articulate on connecting plate 31, install third motor 29 on loading board 10, the output shaft of third motor 29 has the pivot, the pivot is fixed at the back of fourth gyro wheel 30, fourth gyro wheel 30 is less than first gyro wheel 8 and third gyro wheel 13.

The first mounting plate 6 is provided with a sleeve 33, a guide rod 34 is sleeved in the sleeve 33 in a sliding manner, the guide rod 34 is fixed at the bottom of the bearing plate 10, a spring 35 is fixed on the outer wall of the sleeve 33, the top of the spring 35 is fixed at the bottom of the bearing plate 10, the guide rod 34 is positioned in the spring 35, the top of the bearing plate 10 is provided with a protective shell 15, a second motor 19 is positioned in the protective shell 15, the top of the bottom plate 1 is fixed with a sliding rod 18, the sliding rod 18 penetrates through the bearing plate 10 and is fixed with a limiting block 16, the bearing plate 10 is provided with a hole, a sliding sleeve 17 is installed in the hole, the sliding rod 18 is sleeved in the sliding sleeve 17 in a sliding manner, the bottom of the bottom plate 1 is fixed with a non-slip mat 2, the non-slip mat 2 is, the outer rings of the second roller 12 and the third roller 13 are both provided with a rubber layer 9.

The working principle is as follows: when the welding fixture is used, a workpiece to be welded is placed on the fourth roller 30, the second motor 19 is started, the output shaft of the second motor 19 drives the screw rod to rotate so that the internal thread block 14 can move left and right, the transverse distance of the third roller 13 can be adjusted, the clamping space between the first roller 8 and the third roller 13 can be adjusted, the output shaft of the third motor 29 drives the rotating shaft to rotate so that the fourth roller 3 can rotate, the clamped workpiece can be rotated, the welding position can be conveniently adjusted, when the height of the clamped workpiece needs to be adjusted, the first motor 5 is started, the output shaft of the first motor 5 drives the first bevel gear 4 to rotate so that the second bevel gear 28 rotates, the threaded rod 3 sleeved in the second bevel gear 28 rotates to move upwards, the threaded rod 3 moves upwards to move the bearing plate 10 upwards, the height of the bearing plate 10 can be adjusted, and further the height of the clamped workpiece can be adjusted, when the equipment needs to be moved, the hydraulic cylinder 24 is started, the piston rod of the hydraulic cylinder 24 pushes the walking wheel 25 to fall to the ground, the bottom plate 1 and the equipment on the bottom plate can be supported, the walking wheel is convenient to move, the walking wheel 25 can be packed up to enable the anti-slip mat 2 to land after the use is finished, the anti-slip mat is prevented from sliding, the space is not occupied, the second roller 12 plays a role in guiding assistance, the clamped workpiece can be enabled to be smoother when rotating, the friction between the workpiece and the bearing plate 10 is reduced, the rubber layer 9 arranged on the outer rings of the first roller 8, the second roller 12 and the third roller 13 can play a role in protecting the clamped workpiece, the friction force between the first roller and the second roller can be increased, and the sideslip is.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a gyro wheel frame with adjustable be used for welded, includes bottom plate (1), its characterized in that, the top of bottom plate (1) is fixed with connecting rod (27), the top of connecting rod (27) is fixed with first mounting panel (6), pneumatic cylinder (24) are installed to the bottom of first mounting panel (6), the terminal articulated walking wheel (25) that has of piston rod of pneumatic cylinder (24), opening (26) have been seted up on bottom plate (1), walking wheel (25) are located opening (26), the through-hole has been seted up on first mounting panel (6), install internal thread cover (23) in the through-hole, the bottom of internal thread cover (23) is fixed with second bevel gear (28), the side-mounting of connecting rod (27) has first motor (5), the output shaft of first motor (5) is fixed with first bevel gear (4), the first bevel gear (4) is meshed with the second bevel gear (28), the threaded rod (3) is sleeved in the internal thread sleeve (23) through threads, the first bevel gear (4) and the second bevel gear (28) are both located below the first mounting plate (6), the top of the threaded rod (3) is hinged to a rotating block (32), the top of the rotating block (32) is fixed with a bearing plate (10), a first fixing rod (7) is fixed on the bearing plate (10), the top of the first fixing rod (7) is hinged to a first roller (8), the bearing plate (10) is provided with a second motor (19), an output shaft of the second motor (19) is connected with a lead screw, the lead screw is sleeved with an internal thread block (14) through threads, the bottom of the internal thread block (14) is fixed with a sliding block (21), the top of the bearing plate (10) is provided with a sliding groove (20), slider (21) slidable mounting is in spout (20), the top of internal thread piece (14) articulates there is third gyro wheel (13), be fixed with two second dead levers (11) on loading board (10), two the opposite face of second dead lever (11) is fixed with connecting plate (31), it has fourth gyro wheel (30) to articulate on connecting plate (31), install third motor (29) on loading board (10), the output shaft of third motor (29) has the pivot, the back at fourth gyro wheel (30) is fixed in the pivot, fourth gyro wheel (30) are less than first gyro wheel (8) and third gyro wheel (13).

2. The adjustable roller frame for welding according to claim 1, wherein a sleeve (33) is installed on the first installation plate (6), a guide rod (34) is slidably sleeved in the sleeve (33), the guide rod (34) is fixed to the bottom of the bearing plate (10), a spring (35) is fixed to the outer wall of the sleeve (33), the top of the spring (35) is fixed to the bottom of the bearing plate (10), and the guide rod (34) is located in the spring (35).

3. Adjustable roller carriage for welding according to claim 1, characterized in that a protective shell (15) is mounted on top of the carrier plate (10), the second motor (19) being located inside the protective shell (15).

4. The adjustable roller carrier for welding according to claim 1, characterized in that a sliding rod (18) is fixed on the top of the bottom plate (1), the sliding rod (18) penetrates through the bearing plate (10) and is fixed with a limiting block (16), a hole is formed in the bearing plate (10), a sliding sleeve (17) is installed in the hole, and the sliding rod (18) is slidably sleeved in the sliding sleeve (17).

5. The adjustable roller carrier for welding according to claim 1, characterized in that a non-slip mat (2) is fixed on the bottom of the bottom plate (1), and the non-slip mat (2) is provided with a mounting opening matched with the opening (26).

6. Adjustable roller carrier for welding according to claim 1, characterized in that the top of both of said second fixing bars (11) is hinged with a second roller (12), and the outer rings of said first roller (8), second roller (12) and third roller (13) are provided with a rubber layer (9).