CN216378395U

CN216378395U - Rotary workbench applied to laser cladding and quenching of slender shafts

Info

Publication number: CN216378395U
Application number: CN202122467957.5U
Authority: CN
Inventors: 葛伟伟; 陆轩然; 马俊; 胡一鸣; 施飞; 贺峰; 姜萍
Original assignee: Jiangsu Zhufeng Photoelectric Technology Co ltd
Current assignee: Jiangsu Zhufeng Photoelectric Technology Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-04-26
Anticipated expiration: 2031-10-13

Abstract

The utility model relates to the technical field of laser cladding, in particular to a rotary workbench applied to laser cladding and quenching of slender shafts, which comprises a horizontal lathe bed, a clamping mechanism and a laser module, wherein the clamping mechanism is arranged on the horizontal lathe bed and used for limiting the shaft parts, the laser module is arranged on one side of the horizontal lathe bed in a sliding manner and used for processing the shaft parts, the clamping mechanism comprises a three-jaw chuck, a movable tailstock and a plurality of central support modules, the central support modules are arranged between the three-jaw chuck and the movable tailstock, the three-jaw chuck and the movable tailstock limit the shaft parts from two ends of the shaft parts, and the central support modules limit the shaft parts from a main body part of the shaft parts so that the shaft parts are stably arranged on the horizontal lathe bed. The shaft parts are supported through the central support modules, then the shaft parts are locked through the movable tailstock with the center, stable clamping of the shaft parts to be machined is achieved, bearing performance is high, and stable machining is guaranteed.

Description

Rotary workbench applied to laser cladding and quenching of slender shafts

Technical Field

The utility model relates to the technical field of laser cladding, in particular to a rotary workbench applied to laser cladding and quenching of slender shafts.

Background

The laser cladding is a technological method for placing selected coating materials on the surface of a clad matrix in different material adding modes, simultaneously melting a thin layer of the selected coating materials with the surface of the matrix through laser irradiation, forming a surface coating with extremely low dilution and metallurgical bonding with the matrix after rapid solidification, obviously improving the wear-resisting, corrosion-resisting, heat-resisting, oxidation-resisting and electrical characteristics of the surface of a base layer, cladding an alloy cladding layer with high performance and high strength on the basis of cheap metal, thereby achieving the purpose of surface modification or repair, meeting the requirement on the specific performance of the surface of the material, saving a large amount of precious elements, being a high and new technology relating to multiple subjects such as light, machine, electricity, materials, detection and control, and the like, and needing to be operated on a complete workbench.

Most of the existing laser cladding workbenches are limited in effective processing length, can only clad and quench some small and medium-sized workpieces, cannot clamp some slender shaft workpieces, and are easy to bend and deform under the gravity and the tip clamping force of a large machine tool.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect that the processing length of the conventional laser workbench is limited, the utility model provides a rotary workbench for laser cladding and quenching of slender shafts, which solves the problem through an adjustable central support module.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a be applied to swivel work head of slender axles class laser cladding and quenching, including horizontal lathe bed, clamping mechanism and laser module, clamping mechanism sets up on horizontal lathe bed, clamping mechanism is used for spacing to axle type part, the laser module slides and sets up in horizontal lathe bed one side, be used for processing axle type part, clamping mechanism includes the three-jaw chuck, remove tailstock and a plurality of center support module, the center support module sets up between the three-jaw chuck and remove the tailstock, the three-jaw chuck with remove the tailstock from axle type part both ends to it spacing, a plurality of center support modules carry on spacingly from the main part of axle type part to it, make axle type part stably arrange in on the horizontal lathe bed.

Furthermore, the center support module comprises a center frame, a movable block and an adjusting bearing, the upper end of the center frame is provided with an opening, the movable block is arranged above the opening through a first locking screw, and the adjusting bearing is arranged on the inner side of the center frame and the movable block.

Furthermore, two groups of adjusting bearings are symmetrically arranged at the bottom of the center frame, and a group of adjusting bearings is arranged in the middle of the movable block.

Furthermore, the adjusting bearing comprises a mounting seat, an adjusting rod and a bearing, the mounting seat is fixedly arranged on the center frame, one end of the adjusting rod is provided with the bearing, and the other end of the adjusting rod is in threaded connection with the mounting seat.

Furthermore, the bottom of the center frame is provided with a locking block, and the locking block is fixedly connected with the horizontal lathe bed through a locking screw II.

Furthermore, the movable tailstock comprises a tip, a tailstock and a transmission mechanism, wherein the tip is fixedly arranged on the tailstock, and the tailstock moves along the length direction of the horizontal lathe bed through the transmission mechanism.

Furthermore, the transmission mechanism comprises a gear seat, a rack and a hand wheel, the gear seat is fixedly connected with the tailstock, the gear seat is arranged on the rack in a sliding mode, and the hand wheel is in transmission connection with a wheel shaft of the gear seat.

Furthermore, the three-jaw chuck comprises a chuck body and a spindle box used for driving the chuck body to rotate, the chuck body is rotatably arranged on the side face of the spindle box, and a control panel is arranged on the spindle box.

Furthermore, a laser protection plate is arranged in the length direction of the horizontal lathe bed, and laser protection glass is embedded in the laser protection plate.

Furthermore, a guide rail is arranged on the side edge of the horizontal lathe bed, and the laser protection plate is connected with the guide rail in a sliding mode through a bottom sliding block of the laser protection plate.

The beneficial effect of the utility model is that,

(1) the shaft parts are supported by the central support modules and then locked by the movable tailstock with the center, so that the shaft parts to be machined are stably clamped, the bearing performance is high, and the machining is stably carried out;

(2) through the matching of the three groups of adjusting bearings on the inner side of the central support frame, the outer surface of the shaft part is propped against the outer surface of the shaft part on the premise of not hindering the rotation of the shaft part, the shaft part is stably clamped, and the stability of workpiece processing is ensured;

(3) the center is stably adjusted through the matched transmission of the gear seat and the rack, and is replaceable so as to be convenient to process;

(4) through the guard plate that slides along the lathe bed direction and set up, see through protective glass during the processing of being convenient for and observe the processing part, avoid being accidentally injured, improve factor of safety.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

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

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a schematic structural view of a center support module;

FIG. 4 is a schematic diagram of a mobile tailstock;

FIG. 5 is a schematic structural view of a laser protection assembly;

in the figure, 1, a horizontal lathe bed, 2, a clamping mechanism, 21, a three-jaw chuck, 211, a disc body, 212, a spindle box, 213, a control panel, 22, a moving tailstock, 221, a tip, 222, a tailstock, 223, a transmission mechanism, 2231, a gear seat, 2232, a rack and 2233, a hand wheel, 23, a center support module, 231, a center frame, 2311, a locking block, 2312, a locking screw II, 232, a movable block, 2321, a locking screw I, 233, an adjusting bearing, 2331, a mounting seat, 2332, an adjusting rod, 2333, a bearing, 3, a laser module, 4, a laser protection assembly, 41, a laser protection plate, 42, a sliding block, 43, laser protection glass, 44, a guide rail and 10 shaft parts are arranged.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

As shown in fig. 1 and 2, a rotary worktable applied to laser cladding and quenching of slender shafts comprises a horizontal lathe bed 1, a clamping mechanism 2 and a laser module 3, wherein the clamping mechanism 2 is arranged on the horizontal lathe bed 1, the clamping mechanism 2 is used for limiting the shaft parts 10, the laser module 3 is slidably arranged on one side of the horizontal lathe bed 1 and is used for processing the shaft parts 10, the clamping mechanism 2 comprises a three-jaw chuck 21, a movable tailstock 22 and a plurality of central support modules 23, the central support modules 23 are arranged between the three-jaw chuck 21 and the movable tailstock 22, the three-jaw chuck 21 and the movable tailstock 22 are limited by two ends of the shaft parts 10, and the central support modules 23 are limited by a main body part of the shaft parts 10, so that the shaft parts 10 are stably arranged on the horizontal lathe bed 1.

Laser module 3 includes the laser head and is used for driving the laser head along the servo moving frame of the triaxial that 1 length direction of horizontal lathe bed removed, compares in the robot and adds the mode of low rail, and is with low costs, and stability is good, and the triaxial all adopts servo motor drive, and Y axle motor is self-locking function by the way, prevents that the outage from dropping, pounces the bad laser head.

The three-jaw chuck 21 includes a disk body 211 and a spindle head 212 for driving the disk body 211 to rotate, the disk body 211 is rotatably disposed on a side surface of the spindle head 212, and a control panel 213 is disposed on the spindle head 212. Headstock 212 adopts directly to drive the mode, the power supply direct drive main shaft, drive chain length is zero, compare in gear drive and let motor and transmission efficiency obtain fairly big promotion, perfect quick response, main shaft is high-speed main shaft in headstock 212, the motor output shaft passes through the key-type connection high accuracy speed reducer and reduces the rotational speed, improve the output torque, high accuracy speed reducer output shaft directly drives the main shaft, the main shaft is connected the drive through flange and three-jaw chuck 21 and is rotated, small, and convenient for installation, low vibrations, the low noise, good stability.

The shaft part 10 is clamped at one end on the three-jaw chuck 21, if the shaft part 10 is too thin and long, a plurality of groups of center supporting modules 23 can be added, the distance between the center supporting modules 23 is adjusted, the shaft part 10 is stably lifted, the other end of the shaft part 10 is matched with the movable tailstock 22 to be clamped, then the movable tailstock 22 locks the shaft part 10, then the control panel 213 is opened to input a program to operate, the laser module 3 starts to operate, the spindle box 212 starts to operate, the three-jaw chuck 21 drives the shaft part 10 to rotate, and a three-axis servo moving module used for driving the laser module 3 to move along the length direction of the horizontal lathe bed 1 is linked with the spindle box 3 to process the shaft part 10.

The laser protection component 4 is arranged in the length direction of the horizontal lathe body 1, and the side edge of the horizontal lathe body 1 is provided with a guide rail 44 used for the sliding of the laser protection component 4. Laser protection assembly 4 is in sliding engagement with guide rail 44 via slider 42.

As shown in fig. 3, the center support module 23 includes a center frame 231, a movable block 232 and an adjusting bearing 233, the center frame 231 is open at an upper end, the movable block 232 is disposed above the opening through a locking screw a 2321, and the adjusting bearing 233 is disposed inside the center frame 231 and the movable block 232. Two groups of adjusting bearings 233 are symmetrically arranged at the bottom of the central frame 231, and a group of adjusting bearings 233 is arranged in the middle of the movable block 232.

The adjusting bearing 233 includes a mounting seat 2331, an adjusting rod 2332 and a bearing 2333, the mounting seat 2331 is fixedly disposed on the center frame 231, one end of the adjusting rod 2332 is provided with the bearing 2333, and the other end is screwed with the mounting seat 2331. The bottom of the center frame 231 is provided with a locking block 2311, and the locking block 2311 is fixedly connected with the horizontal lathe bed 1 through a locking screw II 2312.

The adjusting bearing 233 on the inner side of the center support module 23 abuts against the outer surface of the shaft part 10, the locking block 2311 is matched with a second locking screw 2312 of a machine tool, the center support module 23 is fixed on the horizontal lathe bed 1 to be used, the movable block 232 is matched with the center frame 231 through the first locking screw 2321 to open and close the opening, so that the shaft part 10 is hung in the center frame 231 and then reset and locked, if the workpiece needs to be processed once, resetting and locking are not needed, finally, the adjusting rod 2332 of the adjusting bearing 233 is rotated to support according to the diameter of the shaft part 10, and the bearing 2333 at the end part of the adjusting rod 2332 can rotate along with the shaft part 10.

As shown in fig. 4, the movable tailstock 22 includes an apex 221, a tailstock 222, and a transmission mechanism 223, the apex 221 is fixedly disposed on the tailstock 222, and the tailstock 222 moves along the longitudinal direction of the horizontal bed 1 through the transmission mechanism 223.

The transmission mechanism 223 comprises a gear seat 2231, a rack 2232 and a hand wheel 2233, the gear seat 2231 is fixedly connected with the tailstock 222, the gear seat 2231 is slidably arranged on the rack 2232, and the hand wheel 2233 is in transmission connection with a wheel shaft of the gear seat 2231.

The center 221 abuts against the end face of the shaft part 10 to keep the part stable, the bottom of the tailstock 222 is fixedly connected with the lathe bed and then locked to clamp the part, and in a loosening state, the hand wheel 2233 is rotated to drive the transmission gear in the gear seat 2231 to rotate, the gear seat 2231 is meshed with the rack 2232 to drive the movable tailstock 22 to move back and forth along the lathe bed to adapt to clamping and fixing of parts with different lengths.

As shown in fig. 5, the laser protection assembly 4 includes a laser protection plate 41 and a slide block 42, the laser protection plate 41 is slidably connected to a guide rail 44 through the slide block 42 at the bottom of the laser protection plate 41, and a laser protection glass 43 is embedded on the laser protection plate 41. The laser protection plate 41 is matched with a guide rail 44 through a slide block 42 to move along the length direction of the machine body, and the guide rail 44 is installed on the machine body, so that the observation during machining is realized.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. A rotary worktable applied to laser cladding and quenching of slender shafts comprises a horizontal lathe bed (1), a clamping mechanism (2) and a laser module (3), wherein the clamping mechanism (2) is arranged on the horizontal lathe bed (1), the clamping mechanism (2) is used for limiting shaft parts (10), the laser module (3) is arranged on one side of the horizontal lathe bed (1) in a sliding mode and used for processing the shaft parts (10),

the clamping mechanism (2) is characterized by comprising a three-jaw chuck (21), a movable tailstock (22) and a plurality of center supporting modules (23), wherein the center supporting modules (23) are arranged between the three-jaw chuck (21) and the movable tailstock (22), the three-jaw chuck (21) and the movable tailstock (22) limit the shaft parts (10) from two ends of the shaft parts, and the center supporting modules (23) limit the shaft parts (10) from a main body part of the shaft parts (10) so that the shaft parts (10) are stably arranged on the horizontal lathe bed (1).

2. The rotary worktable applied to laser cladding and quenching of slender shafts according to claim 1, wherein the central support module (23) comprises a central frame (231), a movable block (232) and an adjusting bearing (233), the upper end of the central frame (231) is open, the movable block (232) is arranged above the opening through a first locking screw (2321), and the adjusting bearing (233) is arranged on the inner side of the central frame (231) and the movable block (232).

3. The rotary worktable for cladding and quenching slender shafts by laser according to claim 2, wherein two groups of adjusting bearings (233) are symmetrically arranged at the bottom of the center frame (231), and a group of adjusting bearings (233) are arranged in the middle of the movable block (232).

4. The rotary table for laser cladding and quenching of slender shafts according to claim 2, wherein the adjusting bearing (233) comprises a mounting seat (2331), an adjusting rod (2332) and a bearing (2333), the mounting seat (2331) is fixedly arranged on the center frame (231), one end of the adjusting rod (2332) is provided with the bearing (2333), and the other end is in threaded connection with the mounting seat (2331).

5. The rotary worktable applied to laser cladding and quenching of slender shafts and the like according to claim 2, wherein the bottom of the center frame (231) is provided with a locking block (2311), and the locking block (2311) is fixedly connected with the horizontal lathe bed (1) through a second locking screw (2312).

6. The rotary worktable applied to laser cladding and quenching of slender shafts according to claim 1, characterized in that the movable tailstock (22) comprises a tip (221), a tailstock (222) and a transmission mechanism (223), wherein the tip (221) is fixedly arranged on the tailstock (222), and the tailstock (222) moves along the length direction of the horizontal lathe bed (1) through the transmission mechanism (223).

7. The rotary worktable applied to laser cladding and quenching of slender shafts and the like as claimed in claim 6, wherein the transmission mechanism (223) comprises a gear seat (2231), a rack (2232) and a hand wheel (2233), the gear seat (2231) is fixedly connected with the tailstock (222), the gear seat (2231) is slidably arranged on the rack (2232), and the hand wheel (2233) is in transmission connection with a wheel shaft of the gear seat (2231).

8. The rotary worktable for cladding and quenching slender shafts by laser according to claim 1, wherein the three-jaw chuck (21) comprises a disk body (211) and a main spindle box (212) for driving the disk body (211) to rotate, the disk body (211) is rotatably arranged on the side surface of the main spindle box (212), and a control panel (213) is arranged on the main spindle box (212).

9. The rotary worktable applied to laser cladding and quenching of slender shafts according to claim 1, characterized in that a laser protection component (4) is arranged in the length direction of the horizontal lathe body (1), and a guide rail (44) for the laser protection component (4) to slide is arranged on the side edge of the horizontal lathe body (1).

10. The rotary worktable for the laser cladding and quenching of slender shafts according to claim 9, wherein the laser protection assembly (4) comprises a laser protection plate (41) and a slide block (42), the laser protection plate (41) is slidably connected with a guide rail (44) through the slide block (42) at the bottom of the laser protection plate, and the laser protection plate (41) is embedded with a laser protection glass (43).