CN211804503U

CN211804503U - Rotary spray welding tool equipment for valve core of large ball valve

Info

Publication number: CN211804503U
Application number: CN202020172606.4U
Authority: CN
Inventors: 孙进; 张基永; 张阳; 王真; 李卫国; 周永佩; 张奎; 石云峰; 孙朋翔; 米世海; 周世君; 刘磊
Original assignee: Chongqing Tetong Valve Co ltd
Current assignee: Chongqing Tetong Valve Co ltd
Priority date: 2020-02-16
Filing date: 2020-02-16
Publication date: 2020-10-30
Anticipated expiration: 2030-02-16

Abstract

A rotary spray welding tooling device for a large ball valve element comprises a base and a rotary driving device, wherein a supporting frame is arranged at one end of the base, two supporting plates are symmetrically arranged at the other end of the base, a welding gun mounting seat is arranged between each supporting plate and the corresponding supporting frame, the rotary driving device is fixedly arranged on a mounting transverse plate, the lower end of the mounting transverse plate is fixedly connected with a hinge seat, the hinge seat is hinged with the two supporting plates through a hinge shaft and is positioned between the two supporting plates, at least two angle positioning holes are respectively formed in the two supporting plates in a position deviating from the hinge shaft, the included angle between the two angle positioning holes is 90 degrees, and a locking angle is inserted through a positioning bolt; the rotary driving device comprises a motor, a transmission shaft and a chuck, wherein the motor is fixed at one end of the installation transverse plate, the other end of the installation transverse plate is provided with a bearing seat, the transmission shaft is supported on the bearing seat through a bearing, one end of the transmission shaft is connected with a motor shaft of the motor, the other end of the transmission shaft is provided with the chuck, and the chuck is used for clamping a workpiece.

Description

Rotary spray welding tool equipment for valve core of large ball valve

Technical Field

The utility model relates to a rotatory spray-welding field, concretely relates to rotatory spray-welding tool equipment of large-scale ball valve case.

Background

At present, in domestic, rotary spray welding is carried out on the surface of a valve core of a ball valve, a horizontal rotating device is generally adopted, a workpiece is transversely placed on the horizontal rotating device, one end of the workpiece is clamped by a rotatable chuck, the other end of the workpiece is tightly propped by a thimble, and the workpiece is driven to rotate by a main shaft of the device to carry out spray welding heating. However, for some workpieces with large volume and heavy weight, such as the valve core of a large ball valve, the weight is generally 300-600 kg, and when the workpieces are heated to 400-600 ℃, the valve core needs to be taken down from a horizontal rotating device and then vertically hung in an electric furnace for solid solution. Because the valve core of the large ball valve can be placed into the electric furnace for solid solution only by changing the horizontal state into the vertical state at high temperature, the valve core can swing greatly in the hoisting process of posture change, and dangerous accidents are easily caused, so that the whole hoisting process needs to be very careful, the hoisting time is long, the working efficiency is low, and time and labor are wasted. If the surface temperature of the valve core is reduced to be below 400 ℃ in the hoisting process, the valve core also needs to be transversely placed on horizontal rotating equipment again for heating, the working progress is seriously influenced, and the waste of manpower and material resources is caused. How to vertically hoist the valve core of the large ball valve to an electric furnace of other equipment for solid solution with high efficiency, rapidness and safety is always a problem to be solved in the field of rotary spray welding.

Disclosure of Invention

The utility model aims at not enough that prior art corresponds, provide a rotatory spray-welding tool equipment of large-scale ball valve case, when the ball valve case heats 400 ~ 600 ℃, convert the ball valve case to the vertical state from the horizontality fast to guarantee that the ball valve case can be under the high temperature rapidly hoist perpendicularly to the electric stove of other equipment when, can not cause danger because of producing too big swing.

The utility model aims at adopting the following scheme to realize: a rotary spray welding tooling device for a large ball valve element comprises a base and a rotary driving device, wherein a supporting frame is arranged at one end of the base, two supporting plates are symmetrically arranged at the other end of the base, a welding gun mounting seat is arranged between each supporting plate and the corresponding supporting frame, the rotary driving device is fixedly arranged on a mounting transverse plate, the lower end of the mounting transverse plate is fixedly connected with a hinge seat, the hinge seat is hinged with the two supporting plates through a hinge shaft and is positioned between the two supporting plates, at least two angle positioning holes are respectively formed in the two supporting plates in a position deviating from the hinge shaft, the included angle between the two angle positioning holes is 90 degrees, and a locking angle is inserted through a positioning bolt; the rotary driving device comprises a motor, a transmission shaft and a chuck, wherein the motor is fixed at one end of the installation transverse plate, the other end of the installation transverse plate is provided with a bearing seat, the transmission shaft is supported on the bearing seat through a bearing, one end of the transmission shaft is connected with a motor shaft of the motor, the other end of the transmission shaft is provided with the chuck, and the chuck is used for clamping a workpiece.

And a supporting beam is arranged between the two symmetrically arranged supporting plates and is used for supporting the rotary driving device.

One end of the transmission shaft is connected with a motor shaft of the motor through a coupler.

And a lifting ring is arranged on the bearing seat.

The articulated seat is provided with a rotary shaft sleeve, and the articulated shaft passes through the rotary shaft sleeve and is articulated with the two supporting plates.

The upper end of the bearing frame is provided with a pair of rollers for supporting a workpiece.

The two angle positioning holes are respectively a horizontal positioning hole and a vertical positioning hole, the center of the horizontal positioning hole and the axis of the hinged shaft are located on the same horizontal line, and the center of the vertical positioning hole and the axis of the hinged shaft are located on the same vertical line.

The utility model discloses contain following beneficial effect: the welding gun welding device comprises a base, a welding gun mounting seat, a rotary driving device, a mounting transverse plate, a hinge seat, at least two angle positioning holes, a positioning bolt and a welding gun locking bolt, wherein the support frame is arranged at one end of the base, the two support plates are symmetrically arranged at the other end of the base, the welding gun mounting seat is arranged between the support plates, the rotary driving device is fixedly arranged on the mounting transverse plate, the lower end of the mounting transverse plate is fixedly connected with the hinge seat, the hinge seat is hinged with the two support plates through a hinge shaft and is positioned between the two support plates, the two support plates are respectively provided; the rotary driving device comprises a motor, a transmission shaft and a chuck, wherein the motor is fixed at one end of the installation transverse plate, the other end of the installation transverse plate is provided with a bearing seat, the transmission shaft is supported on the bearing seat through a bearing, one end of the transmission shaft is connected with a motor shaft of the motor, the other end of the transmission shaft is provided with the chuck, and the chuck is used for clamping a workpiece. The structure can ensure that the workpiece can be safely and stably subjected to rotary spray welding, and meanwhile, the vertical state and the horizontal state can be switched in a time-saving and labor-saving manner.

One end of the transmission shaft is connected with a motor shaft of the motor through a coupler, and the motor is convenient to disassemble.

The bearing seat is provided with a lifting ring for hooking the lifting ring through a lifting hook during working so as to ensure the stability of the rotary driving device.

The articulated seat is provided with a rotary shaft sleeve, the articulated shaft passes through the rotary shaft sleeve and is articulated with the two supporting plates, and the friction force between the articulated shaft and the articulated seat is reduced.

The two angle positioning holes are respectively a horizontal positioning hole and a vertical positioning hole, the center of the horizontal positioning hole and the axis of the hinged shaft are located on the same horizontal line, and the center of the vertical positioning hole and the axis of the hinged shaft are located on the same vertical line, so that the included angle between the two angle positioning holes is 90 degrees.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the rotary drive device of the present invention;

FIG. 3 is a schematic structural view of the rotary driving device of the present invention after being detached;

FIG. 4 is a schematic view taken along line A-A of FIG. 3;

fig. 5 is a schematic view of the vertical state of the workpiece according to the present invention.

Detailed Description

As shown in fig. 1 to 5, a rotary spray welding tooling device for a large ball valve core comprises a base 1 and a rotary driving device, wherein a supporting frame 2 is arranged at one end of the base 1, two supporting plates 3 are symmetrically arranged at the other end of the base, and a supporting beam 14 is arranged between the two symmetrically arranged supporting plates 3 and used for supporting the rotary driving device. A welding gun mounting seat 4 is arranged between the supporting plate 3 and the supporting frame 2, and a pair of rollers 17 is arranged at the upper end of the supporting frame 2 and used for supporting the workpiece 13 and reducing the friction force between the workpiece 13 and the supporting frame 2. The fixed setting of rotary driving device is on an installation diaphragm 5, an articulated seat 6 of lower extreme fixed connection of installation diaphragm 5, articulated seat 6 is articulated through a articulated shaft 7 and two backup pads 3, and is located between two backup pads 3, in this embodiment, articulated seat 6 is equipped with a rotatory axle sleeve, articulated shaft 7 passes this rotatory axle sleeve and two backup pads 3 are articulated. The positions, which are deviated from the hinge shaft 7, of the two support plates 3 are respectively provided with at least two angle positioning holes 8, the included angle between the two angle positioning holes 8 is 90 degrees, a locking angle is inserted through a positioning bolt, the two angle positioning holes 8 are respectively a horizontal positioning hole and a vertical positioning hole, the hole center of the horizontal positioning hole and the shaft center of the hinge shaft 7 are located on the same horizontal line, and the hole center of the vertical positioning hole and the shaft center of the hinge shaft 7 are located on the same vertical line so as to ensure that the included angle between the two angle positioning holes 8 is 90 degrees. The rotary driving device comprises a motor 9, a transmission shaft 11 and a chuck 12, wherein the motor 9 is fixed at one end of the installation transverse plate 5, the other end of the installation transverse plate 5 is provided with a bearing seat 10, the transmission shaft 11 is supported on the bearing seat 10 through a bearing, and the bearing seat 10 is provided with a lifting ring 16 for hooking the lifting ring 16 through a lifting hook during working so as to ensure the stability of the rotary driving device. One end of the transmission shaft 11 is connected with a motor shaft of the motor 9, a chuck 12 is installed at the other end of the transmission shaft, the chuck 12 is used for clamping a workpiece 13, one end of the transmission shaft 11 is connected with the motor shaft of the motor 9 through a coupler 15, and the disassembly is convenient.

In this embodiment, the workpiece 13 is a valve core of a large ball valve, a lifting ring is arranged at one end of a valve rod 18 of the ball valve, before the workpiece 13 is subjected to rotary spray welding, lifting equipment slowly lifts the lifting ring 16 of the rotary driving device to enable the rotary driving device to be in a vertical state, after a positioning bolt is inserted into a vertical positioning hole to lock an angle, the lifting equipment slowly lifts the lifting ring arranged on the valve rod 18 of the ball valve to enable the valve rod 18 of the workpiece 13 to be perpendicular to the ground, the workpiece 13 is slowly lifted and clamped on the chuck 12 to pull out the positioning bolt of the vertical positioning hole, the lifting equipment slowly puts down the lifting ring 16 of the rotary driving device to enable the workpiece 13 and the rotary driving device to be in a horizontal state, after the positioning bolt is inserted into a horizontal positioning hole to lock an angle, a transmission shaft 11 of the rotary driving device drives the workpiece 13 to rotate, when the workpiece is heated to a specified temperature, the positioning bolt of the horizontal positioning hole is pulled out, the hoisting equipment slowly lifts the hanging ring 16 of the rotary driving device to enable the rotary driving device and the workpiece 13 to be in a vertical state, the clamping head 12 is loosened after the positioning bolt is inserted into the vertical positioning hole to lock the angle, the hoisting equipment slowly lifts the hanging ring arranged on the valve rod 18 of the ball valve to take the workpiece 13 off the rotary spray welding tooling equipment, and then the workpiece is directly and vertically hung into an electric furnace to be subjected to solid solution.

The above only be the utility model discloses a preferred embodiment to be not used for the restriction the utility model discloses, technical personnel in the field are not deviating from the utility model discloses a under the prerequisite of spirit, right the utility model discloses the change of going on all falls into the utility model discloses a protection scope.

Claims

1. The utility model provides a rotatory spray welding tool equipment of large-scale ball valve case, includes base (1), rotary drive device, its characterized in that: one end of the base (1) is provided with a support frame (2), the other end of the base is symmetrically provided with two support plates (3), a welding gun mounting seat (4) is arranged between each support plate (3) and the corresponding support frame (2), the rotary driving device is fixedly arranged on a mounting transverse plate (5), the lower end of the mounting transverse plate (5) is fixedly connected with a hinge seat (6), the hinge seat (6) is hinged with the two support plates (3) through a hinge shaft (7) and is positioned between the two support plates (3), at least two angle positioning holes (8) are respectively formed in the positions, deviating from the hinge shaft (7), of the two support plates (3), the included angle between the two angle positioning holes (8) is 90 degrees, and a locking angle is inserted through a positioning bolt; the rotary driving device comprises a motor (9), a transmission shaft (11) and a chuck (12), wherein the motor (9) is fixed at one end of the installation transverse plate (5), a bearing seat (10) is arranged at the other end of the installation transverse plate (5), the transmission shaft (11) is supported on the bearing seat (10) through a bearing, one end of the transmission shaft (11) is connected with a motor shaft of the motor (9), the chuck (12) is installed at the other end of the transmission shaft, and the chuck (12) is used for clamping a workpiece.

2. The rotary spray welding tool equipment for the valve core of the large ball valve according to claim 1, characterized in that: and a supporting beam (14) is arranged between the two symmetrically arranged supporting plates (3) and is used for supporting the rotary driving device.

3. The rotary spray welding tool equipment for the valve core of the large ball valve according to claim 1, characterized in that: one end of the transmission shaft (11) is connected with a motor shaft of the motor (9) through a coupler (15).

4. The rotary spray welding tool equipment for the valve core of the large ball valve according to claim 1, characterized in that: and a lifting ring (16) is arranged on the bearing seat (10).

5. The rotary spray welding tool equipment for the valve core of the large ball valve according to claim 1, characterized in that: articulated seat (6) are equipped with a rotatory axle sleeve, articulated shaft (7) pass this rotatory axle sleeve and articulate with two backup pads (3).

6. The rotary spray welding tool equipment for the valve core of the large ball valve according to claim 1, characterized in that: the upper end of the bearing frame (2) is provided with a pair of rollers (17) for supporting a workpiece.

7. The rotary spray welding tool equipment for the valve core of the large ball valve according to claim 1, characterized in that: the two angle positioning holes (8) are respectively a horizontal positioning hole and a vertical positioning hole, the hole center of the horizontal positioning hole and the axis of the hinged shaft (7) are located on the same horizontal line, and the hole center of the vertical positioning hole and the axis of the hinged shaft (7) are located on the same vertical line.