CN214291730U

CN214291730U - Transmission shaft welding tool

Info

Publication number: CN214291730U
Application number: CN202022867887.8U
Authority: CN
Inventors: 盛强
Original assignee: Dalian Xinshi Boyuan Machinery Manufacturing Co ltd
Current assignee: Dalian Xinshi Boyuan Machinery Manufacturing Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-09-28
Anticipated expiration: 2030-12-03

Abstract

The utility model relates to the technical field of mechanical equipment, in particular to a transmission shaft welding tool which improves the accuracy and convenience of the equipment; the auxiliary fixing device comprises a base and two auxiliary fixing devices, wherein the two auxiliary fixing devices are arranged on two sides of the upper end of the base and are concentric, each auxiliary fixing device comprises a first sleeve, a first support, a second sleeve, a second support and a first clamping cylinder, the first sleeve is arranged at the upper end of the first support, the second sleeve is arranged at the upper end of the second support, the first support and the second support are both arranged at the upper end of the base, and the first clamping cylinder is arranged in the first sleeve and the second sleeve through bearings; the clamping device comprises a first bolt, a first clamp and a first knob, a threaded hole is formed in the first clamping barrel, and the first bolt is screwed in the threaded hole of the first clamping barrel.

Description

Transmission shaft welding tool

Technical Field

The utility model relates to a mechanical equipment's technical field especially relates to a transmission shaft welding frock.

Background

A transmission shaft welding tool is an auxiliary device for transmission shaft welding, and is widely used in the field of mechanical equipment; the existing transmission shaft welding tool comprises a welding gun and a fixing frame; when the existing transmission shaft welding tool is used, firstly, two parts of a transmission shaft are installed on a fixed frame, then the parts to be welded of the two parts are butted and welded by using a welding gun, and the transmission shaft is taken down after the welding is finished and cooled; the existing transmission shaft welding tool is found in use, two parts of a transmission shaft are fixed through a fixing frame, the concentricity of the two parts is difficult to guarantee, errors such as inclination exist in the welded transmission shaft, and the error performance of equipment is large.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem, the utility model provides an improve transmission shaft welding frock of the accurate nature and the convenience of equipment.

The utility model discloses a transmission shaft welding frock, including base and two auxiliary fixture, auxiliary fixture is installed to the upper end both sides of base, and two auxiliary fixture are concentric, auxiliary fixture include first sleeve, first support, second sleeve, second support and first clamping cylinder, first sleeve is installed in the upper end of first support, the upper end at the second support is installed to the second sleeve, the upper end at the base is all installed to first support and second support, first clamping cylinder passes through the bearing and installs in first sleeve and second sleeve.

The utility model discloses a transmission shaft welding frock still includes two clamping device, and two clamping device install on auxiliary fixture's a first centre gripping section of thick bamboo, clamping device include first bolt, first anchor clamps and first knob, be provided with the screw hole on the first centre gripping section of thick bamboo, first bolt spiral shell dress is on the screw hole of a first centre gripping section of thick bamboo, first anchor clamps and first knob are installed respectively to the both ends of first bolt, first anchor clamps are located the inside of a first centre gripping section of thick bamboo, first knob is located the outside of a first centre gripping section of thick bamboo.

The utility model discloses a transmission shaft welding frock still includes the gear, is provided with the tooth's socket on the first centre gripping section of thick bamboo, and gear and tooth's socket meshing transmission, gear mounting are in the output of motor, and the motor is installed in third support upper end, and third support mounting is in the upper end of base.

The utility model discloses a transmission shaft welding frock still includes two welding mouth fixing device, and two welding mouth fixing device install in the upper end of base, and two welding mouth fixing device are located between two supplementary fixing device, welding mouth fixing device include third sleeve, fourth support, fourth sleeve, fifth support and second centre gripping sleeve, the upper end at fourth support and fifth support is installed respectively to third sleeve and fourth sleeve, the upper end at the base is all installed to fourth support and fifth support, the second centre gripping sleeve passes through the bearing and installs in third sleeve and fourth sleeve.

The utility model discloses a transmission shaft welding frock still includes two welding mouth clamping device, two welding mouth clamping device install on welding mouth fixing device's second centre gripping sleeve, welding mouth clamping device include second bolt, second anchor clamps and second knob, be provided with the screw hole on the first anchor clamps, second bolt spiral shell dress is on the telescopic screw hole of second centre gripping, second anchor clamps and second knob are installed respectively to the both ends of second bolt, the second anchor clamps are located the telescopic inside of second centre gripping, the second knob is located the telescopic outside of second centre gripping.

The utility model discloses a transmission shaft welding frock still includes mounting bracket, pneumatic cylinder, welding gun and welding rod, and the mounting bracket is installed in the upper end of base, and the mounting bracket presents the L type, and the lower extreme at the mounting bracket is installed to the pneumatic cylinder, and the welding gun is installed to the output of pneumatic cylinder, and the welding rod is installed to the lower extreme of welding gun, and the welding rod is located the welding department directly over.

Compared with the prior art, the beneficial effects of the utility model are that: pass two parts of transmission shaft two auxiliary fixture's first clamping cylinder, make and treat that the welded part docks in the centre, two parts that guarantee the transmission shaft through two auxiliary fixture are concentric to welder can the stillness at the welded in-process, thereby rotate first clamping cylinder and make the transmission shaft rotate thereupon and carry out 360 degrees weldings to the welding department, thereby keep good precision at the welded in-process, improved equipment welding's precision and convenience.

Drawings

Fig. 1 and 2 are schematic structural views of the present invention;

FIG. 3 is a partially enlarged view of the auxiliary fixing device;

reference numerals: 1. a base; 2. a first sleeve; 3. a first bracket; 4. a second sleeve; 5. a second bracket; 6. a first clamping sleeve; 7. a first bolt; 8. a first clamp; 9. a first knob; 10. a tooth socket; 11. a gear; 12. a motor; 13. a third support; 14. a third sleeve; 15. a fourth bracket; 16. a fourth sleeve; 17. a fifth support; 18. a second clamping sleeve; 19. a second bolt; 20. a second clamp; 21. a second knob; 22. a mounting frame; 23. a hydraulic cylinder; 24. a welding gun 25 and a welding rod.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 3, the utility model discloses a transmission shaft welding tool, including base 1 and two auxiliary fixing devices, the auxiliary fixing device is installed to the upper end both sides of base 1, two auxiliary fixing devices are concentric, the auxiliary fixing device include first sleeve 2, first support 3, second sleeve 4, second support 5 and first clamping cylinder 6, first sleeve 2 is installed in the upper end of first support 3, second sleeve 4 is installed in the upper end of second support 5, first support 3 and second support 5 are all installed in the upper end of base 1, first clamping cylinder 6 is installed in first sleeve 2 and second sleeve 4 through the bearing; pass two parts of transmission shaft two auxiliary fixture's first clamping cylinder 6, make and treat that the welded part docks in the centre, two parts that guarantee the transmission shaft through two auxiliary fixture are concentric, and welder can the stillness at the welded in-process, thereby it makes the transmission shaft rotate thereupon and carries out 360 degrees welding to the welding department to rotate first clamping cylinder 6, thereby keep good precision at the welded in-process, equipment welding's precision and convenience have been improved.

The utility model discloses a transmission shaft welding frock still includes two clamping device, two clamping device install on auxiliary fixture's first clamping cylinder 6, clamping device include first bolt 7, first anchor clamps 8 and first knob 9, be provided with the screw hole on the first clamping cylinder 6, first bolt 7 spiral shell dress is on the screw hole of first clamping cylinder 6, first anchor clamps 8 and first knob 9 are installed respectively to the both ends of first bolt 7, first anchor clamps 8 are located the inside of first clamping cylinder 6, first knob 9 is located the outside of first clamping cylinder 6; the transmission shaft positioned in the first clamping cylinder 6 is clamped and fixed through the two clamping devices, so that the transmission shaft is more stable in the welding process, and the stability and the accuracy of the equipment are improved.

The utility model discloses a transmission shaft welding frock still includes gear 11, is provided with tooth's socket 10 on the first clamping cylinder 6, and gear 11 and tooth's socket 10 mesh transmission, and gear 11 installs the output at motor 12, and motor 12 installs in third support 13 upper end, and third support 13 installs in the upper end of base 1; the utility model discloses a welding equipment, including a starting motor 12, the output of motor 12 drives the rotation of gear 11, and the rotation of gear 11 drives the rotation of a first centre gripping section of thick bamboo 6 through the meshing transmission, provides power through the rotation of motor 12 to a first centre gripping section of thick bamboo 6, makes the rotation of a first centre gripping section of thick bamboo 6 become more even to improve welded effect, improved the welding effect of equipment.

The utility model discloses a transmission shaft welding frock still includes two welding mouth fixing device, and two welding mouth fixing device install in the upper end of base 1, and two welding mouth fixing device are located between two auxiliary fixture, welding mouth fixing device include third sleeve 14, fourth support 15, fourth sleeve 16, fifth support 17 and second centre gripping sleeve 18, third sleeve 14 and fourth sleeve 16 install respectively in the upper end of fourth support 15 and fifth support 17, and fourth support 15 and fifth support 17 all install in the upper end of base 1, and second centre gripping sleeve 18 is installed in third sleeve 14 and fourth sleeve 16 through the bearing; the two sides of the welding position of the transmission shaft are fixed through the two welding port fixing devices, so that the welding stability is improved, and the practicability of the equipment is improved.

The utility model discloses a transmission shaft welding frock still includes two welding mouth clamping device, and two welding mouth clamping device install on welding mouth fixing device's second clamping sleeve 18, welding mouth clamping device include second bolt 19, second anchor clamps 20 and second knob 21, be provided with the screw hole on the first anchor clamps 8, second bolt 19 spiral shell dress is on the screw hole of second clamping sleeve 18, second anchor clamps 20 and second knob 21 are installed respectively to the both ends of second bolt 19, second anchor clamps 20 are located the inside of second clamping sleeve 18, second knob 21 is located the outside of second clamping sleeve 18; the two ends of the welding position of the transmission shaft are clamped and fixed through the welding port clamping device, so that the stability during welding is improved, and the stability of equipment is improved.

The utility model discloses a transmission shaft welding frock still includes mounting bracket 22, pneumatic cylinder 23, welding gun 24 and welding rod 25, and mounting bracket 22 is installed in the upper end of base 1, and mounting bracket 22 presents the L type, and pneumatic cylinder 23 installs the lower extreme at mounting bracket 22, and welding gun 24 is installed to the output of pneumatic cylinder 23, and welding rod 25 is installed to the lower extreme of welding gun 24, and welding rod 25 is located the welding department directly over; start hydraulic cylinder 23, the decline of decline welding gun 24 that hydraulic cylinder 23's output drove welding gun 24 drives the decline of welding rod 25, then welding rod 25 welds welding department, and the precision when having improved the welding has improved the precision of equipment.

The utility model discloses a transmission shaft welding frock, it is at the during operation, at first install two parts of transmission shaft respectively in two supplementary fixing device, and use clamping device to press from both sides tightly and fixed, later use weld joint fixing device to fix the both sides of welding, adopt weld joint clamping device to press from both sides tightly and fixed to the both sides of welding department, later starter motor 12, motor 12's output drives gear 11's rotation, gear 11 carries out the transmission through the meshing with tooth's socket 10, thereby drive the rotation of first centre gripping section of thick bamboo 6, the transmission shaft rotates thereupon, then start hydraulic cylinder 23, pneumatic cylinder 23's output drives the decline of welding gun 24, welding rod 25 descends thereupon, welding rod 25 carries out 360 degrees encirclement welding to welding department, the welding is accomplished and is waited to cool off after, it can to unpack supplementary fixing device apart and get rid of the transmission shaft.

The utility model discloses a transmission shaft welding tool, the installation mode, the connection mode or the setting mode of which are common mechanical modes, and the tool can be implemented as long as the beneficial effects can be achieved; the motors 12 of the two auxiliary fixing devices rotate synchronously; the motor 12 and the hydraulic cylinder 23 are cooperatively controlled by a PLC; the utility model discloses a motor 12, pneumatic cylinder 23, welding gun 24 and welding rod 25 of transmission shaft welding frock are purchase on the market, and this industry technical staff only need install and operate according to its subsidiary instructions can.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a transmission shaft welding frock, its characterized in that, includes base (1) and two auxiliary fixture, and auxiliary fixture is installed to the upper end both sides of base (1), and two auxiliary fixture are concentric, auxiliary fixture include first sleeve (2), first support (3), second sleeve (4), second support (5) and first centre gripping section of thick bamboo (6), the upper end at first support (3) is installed in first sleeve (2), the upper end at second support (5) is installed in second sleeve (4), the upper end at base (1) is all installed in first support (3) and second support (5), first centre gripping section of thick bamboo (6) are installed in first sleeve (2) and second sleeve (4) through the bearing.

2. The transmission shaft welding tool according to claim 1, further comprising two clamping devices, wherein the two clamping devices are mounted on a first clamping cylinder (6) of the auxiliary fixing device, each clamping device comprises a first bolt (7), a first clamp (8) and a first knob (9), a threaded hole is formed in the first clamping cylinder (6), the first bolt (7) is screwed in the threaded hole of the first clamping cylinder (6), the first clamp (8) and the first knob (9) are mounted at two ends of the first bolt (7) respectively, the first clamp (8) is located inside the first clamping cylinder (6), and the first knob (9) is located outside the first clamping cylinder (6).

3. The transmission shaft welding tool according to claim 2, further comprising a gear (11), wherein a tooth groove (10) is formed in the first clamping cylinder (6), the gear (11) and the tooth groove (10) are in meshed transmission, the gear (11) is installed at the output end of the motor (12), the motor (12) is installed at the upper end of the third support (13), and the third support (13) is installed at the upper end of the base (1).

4. The transmission shaft welding tool according to claim 1, further comprising two welding port fixing devices, wherein the two welding port fixing devices are installed at the upper end of the base (1), the two welding port fixing devices are located between the two auxiliary fixing devices, the welding port fixing devices comprise a third sleeve (14), a fourth support (15), a fourth sleeve (16), a fifth support (17) and a second clamping sleeve (18), the third sleeve (14) and the fourth sleeve (16) are respectively installed at the upper ends of the fourth support (15) and the fifth support (17), the fourth support (15) and the fifth support (17) are both installed at the upper end of the base (1), and the second clamping sleeve is installed at the upper end of the base (1)

The cartridge (18) is mounted within the third sleeve (14) and the fourth sleeve (16) by bearings.

5. The transmission shaft welding tool according to claim 4, further comprising two welding port clamping devices, wherein the two welding port clamping devices are mounted on a second clamping sleeve (18) of the welding port fixing device, the welding port clamping devices comprise a second bolt (19), a second clamp (20) and a second knob (21), a threaded hole is formed in the first clamp (8), the second bolt (19) is screwed in the threaded hole of the second clamping sleeve (18), the second clamp (20) and the second knob (21) are mounted at two ends of the second bolt (19) respectively, the second clamp (20) is located inside the second clamping sleeve (18), and the second knob (21) is located outside the second clamping sleeve (18).

6. The transmission shaft welding tool according to claim 1, further comprising a mounting frame (22), a hydraulic cylinder (23), a welding gun (24) and a welding rod (25), wherein the mounting frame (22) is mounted at the upper end of the base (1), the mounting frame (22) is L-shaped, the hydraulic cylinder (23) is mounted at the lower end of the mounting frame (22), the welding gun (24) is mounted at the output end of the hydraulic cylinder (23), the welding rod (25) is mounted at the lower end of the welding gun (24), and the welding rod (25) is located right above the welding position.