CN108855695B

CN108855695B - Double-station switching type thermal spraying device

Info

Publication number: CN108855695B
Application number: CN201810906970.6A
Authority: CN
Inventors: 程敬卿; 薛卫昌; 刘泽军
Original assignee: Anhui Ding Heng Manufacturing Technology Research Institute Co Ltd
Current assignee: Anhui Ding Heng Manufacturing Technology Research Institute Co Ltd
Priority date: 2018-08-10
Filing date: 2018-08-10
Publication date: 2020-12-25
Anticipated expiration: 2038-08-10
Also published as: CN108855695A

Abstract

The invention relates to a double-station switching type thermal spraying device which comprises a bottom plate, a lead screw and a long rod which are horizontally distributed, wherein two ends of the lead screw and the long rod are respectively provided with a wallboard, the wallboard on the left side is connected with a guide rod in a sliding mode, the wallboard on the right side is provided with a vertical lead screw, the lead screw and the long rod are provided with a moving platform, the top of the moving platform is provided with a servo motor, the servo motor is connected with a rotary table, the rear side of the rotary table is hinged with a spray gun, the front side of the rotary table is fixedly provided with a forward pushing cylinder, the forward pushing cylinder is provided with a connecting rod, two ends of the connecting rod are respectively hinged on an output end of the forward pushing cylinder and the spray gun, the wallboard on the right side is provided with a power mechanism capable of respectively. The invention can realize the thermal spraying treatment of the two shafts to be repaired, save time, improve working efficiency and realize the mechanical adjustment of the spraying position.

Description

Double-station switching type thermal spraying device

Technical Field

The invention relates to the technical field of spraying machinery, in particular to a double-station switching type thermal spraying device.

Background

As is well known, a shaft-type workpiece is one of important workpieces in automobiles or large-scale apparatuses, and due to the fact that the bearing load and friction are large, and the working environment is severe, the surface of the shaft is seriously abraded or rusted, the cost for remanufacturing a new shaft is high, the consumed time is long, and great waste is caused by direct abandonment of the damaged shaft.

Currently, the use of damaged shafts is made possible by the reprocessing of the shaft surface to be repaired by thermal spraying a new coating. However, the existing thermal spraying equipment can only spray a single shaft, a new shaft needs to be manually clamped after spraying, a replacement gap exists in the middle, spraying operation is discontinuous, time consumption is long, labor intensity is high, the spraying position cannot be adjusted, and adaptability is poor.

Disclosure of Invention

In order to avoid and solve the technical problem, the invention provides a double-station switching type thermal spraying device.

The technical problem to be solved by the invention is realized by adopting the following technical scheme:

the utility model provides a hot spraying device of duplex position switching formula, includes the bottom plate, the top of bottom plate is equipped with lead screw and the stock that is the horizontal distribution, the wallboard is all installed jointly at the both ends of lead screw and stock, and vertical sliding connection has the guide arm on the left wallboard, is the clearance installation vertical lead screw on the wallboard on right side.

The automatic spraying device is characterized in that a moving platform is installed on the lead screw and the long rod, a servo motor is arranged at the top of the moving platform, a driving shaft of the servo motor is connected with a rotary table, a spray gun is hinged to the rear side of the rotary table, a forward pushing cylinder is fixed to the front side of the rotary table, and a connecting rod is arranged at the output end of the forward pushing cylinder, and the two ends of the connecting rod are respectively hinged to the output end of.

The wall plate on the right side is provided with a power mechanism capable of driving the screw rod and the vertical screw rod respectively, the power mechanism comprises a driven bevel gear connected with the screw rod, a nut matched with the vertical screw rod and connected to the wall plate in a rotating mode, and a push-up cylinder connected to the wall plate, the nut is coaxially connected with the driven gear, the output end of the push-up cylinder is connected with an L-shaped plate, a motor is fixed on the L-shaped plate, and a driving shaft of the motor is connected with a driving gear capable of being matched with the driven gear and a driving bevel gear capable of being.

And clamping mechanisms which clamp the workpiece and rotate are arranged on the left side and the right side of the bottom plate.

Preferably, the clamping mechanism comprises a rack, a thimble connected to the right side of the rack, a three-jaw chuck installed at the left side of the rack, and a rotating motor with a driving shaft coaxially connected with the three-jaw chuck.

Preferably, the wall plate on the right side is provided with a through avoiding hole which is installed in a clearance mode with the vertical screw rod.

The invention has the beneficial effects that: the invention can realize the thermal spraying treatment of two shafts to be repaired, has the capability of continuous operation, avoids the occurrence of installation gaps, is beneficial to saving time, reducing labor intensity and improving working efficiency, can realize the mechanical adjustment of the spraying position, has strong applicability, more accurate and convenient spraying position alignment, higher automation degree, and has the advantages of simple operation and convenient use.

Drawings

The invention is further illustrated with reference to the following figures and examples.

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

FIG. 2 is a right side view of the structural assembly of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at I;

fig. 4 is a schematic diagram of a shaft to be repaired in the present invention.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below.

As shown in fig. 1 to 4, a duplex position switching formula hot spraying device, includes bottom plate 1, the top of bottom plate 1 is equipped with lead screw 2 and stock 3 that are horizontal distribution, wallboard 4 is all installed jointly at the both ends of lead screw 2 and stock 3, and vertical sliding connection has guide arm 5 on left wallboard 4, is the clearance installation vertical lead screw 6 on the wallboard 4 on right side.

Install mobile station 7 on lead screw 2 and the stock 3, the top of mobile station 7 is equipped with servo motor 8, servo motor 8's drive shaft is connected with carousel 9, the rear side of carousel 9 articulates there is spray gun 10, the front side is fixed with forward push cylinder 11, be equipped with the connecting rod 12 that both ends articulated respectively on self output and spray gun 10 on the output of forward push cylinder 11.

The wall plate 4 on the right side is provided with a power mechanism capable of driving the screw rod 2 and the vertical screw rod 6 respectively, the power mechanism comprises a driven bevel gear 14 connected with the screw rod 2, a nut 15 matched with the vertical screw rod 6 and rotatably connected to the wall plate 4, and a push-up cylinder 16 connected to the wall plate 4, the nut 15 is coaxially connected with a driven gear 17, the output end of the push-up cylinder 16 is connected with an L-shaped plate 18, a motor 19 is fixed on the L-shaped plate 18, and the driving shaft of the motor 19 is connected with a driving gear 20 capable of being matched with the driven gear 17 and a driving bevel gear 21 capable of being matched with the driven.

And clamping mechanisms 13 which clamp workpieces and rotate are arranged on the left side and the right side of the bottom plate 1.

The clamping mechanism 13 includes a frame 131, a thimble 132 connected to the right side of the frame 131, a three-jaw chuck 133 installed at the left side of the frame 131, and a rotating motor 134 having a driving shaft coaxially connected to the three-jaw chuck 133. The thimble 132 and the three-jaw chuck 133 are rotatable on the frame 131.

And a through avoidance hole 4a which is installed at a gap with the vertical screw 6 is arranged on the wall plate 4 on the right side.

During the use, will treat two clamping machine structure 13 of restoreing axle installation in both sides in advance, the installation includes: one end of the shaft is supported on the thimble 132, the other end is mounted on the three-jaw chuck 133 to be clamped, and after the three-jaw chuck 133 is started, the shaft to be repaired is slowly rotated on the frame 131.

Then, the pushing-up cylinder 16 drives the L-shaped plate 18 to lift, so that a driving gear 20 connected with a motor 19 is just meshed with a driven gear 17, a nut 15 rotates on the wall plate 4 after the motor 19 is started, the wall plate 4 can be driven to move along the vertical screw rod 6, the wall plate 4 on the left side is limited and lifted synchronously on the guide rod 5, and the spray gun 10 is adjusted to adapt to the height of the shaft to be repaired; meanwhile, after the output end of the forward pushing cylinder 11 acts, the connecting rod 12 can rotate around a hinge point connected with the output end, so that the spraying angle of the spray gun 10 on the shaft to be repaired is adjusted, and the optimal thermal spraying working position is obtained.

Then, after the spray gun 10 is started, the push-up cylinder 16 drives the L-shaped plate 18 to ascend, so that the driving bevel gear 21 connected with the motor 19 is just meshed with the driven bevel gear 14, and the driving lead screw 2 is driven to rotate, so that the moving table 7 can move axially along the guide rod 5, and sequential spraying of all positions on the axis of the shaft to be repaired is realized.

Finally, after the shaft at the position is repaired, the servo motor 8 can be started, the rotation angle of the servo motor is controlled, the turntable 9 is just rotated by 180 degrees, and the adjustment process is repeated, so that the shaft on the clamping mechanism 13 at the other side is repaired.

In conclusion, the thermal spraying device can realize the thermal spraying treatment on two shafts to be repaired, has the capability of continuous operation, avoids the occurrence of installation gaps, is favorable for saving time, reducing labor intensity and improving working efficiency, can realize mechanical adjustment of the spraying position, has strong applicability, more accurate and convenient spraying position alignment and higher automation degree, and has the advantages of simple operation and convenient use.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A double-station switching type thermal spraying device is characterized in that: the novel guide rail device comprises a bottom plate (1), wherein a lead screw (2) and a long rod (3) which are horizontally distributed are arranged above the bottom plate (1), two ends of the lead screw (2) and the long rod (3) are both provided with wall plates (4), a guide rod (5) is vertically connected onto the wall plate (4) on the left side in a sliding manner, and a vertical lead screw (6) is arranged on the wall plate (4) on the right side in a clearance manner;

the screw rod (2) and the long rod (3) are provided with a moving platform (7), the top of the moving platform (7) is provided with a servo motor (8), a driving shaft of the servo motor (8) is connected with a rotary table (9), a spray gun (10) is hinged to the rear side of the rotary table (9), a forward pushing cylinder (11) is fixed to the front side of the rotary table, and the output end of the forward pushing cylinder (11) is provided with a connecting rod (12) of which the two ends are respectively hinged to the output end of the forward pushing cylinder and the spray gun (10);

a power mechanism capable of respectively driving the screw rod (2) and the vertical screw rod (6) is arranged on the wall plate (4) on the right side, the power mechanism comprises a driven bevel gear (14) connected with the screw rod (2), a nut (15) matched with the vertical screw rod (6) and rotatably connected to the wall plate (4), and a push-up cylinder (16) connected to the wall plate (4), the nut (15) is coaxially connected with a driven gear (17), the output end of the push-up cylinder (16) is connected with an L-shaped plate (18), a motor (19) is fixed on the L-shaped plate (18), and a driving shaft of the motor (19) is connected with a driving gear (20) capable of being matched with the driven gear (17) and a driving bevel gear (21) capable of being matched with the driven;

and clamping mechanisms (13) which clamp workpieces and rotate are arranged on the left side and the right side of the bottom plate (1).

2. A dual station switched thermal spray device according to claim 1 wherein: the clamping mechanism (13) comprises a rack (131), a thimble (132) connected to the right side of the rack (131), a three-jaw chuck (133) installed on the left side of the rack (131), and a rotating motor (134) with a driving shaft coaxially connected with the three-jaw chuck (133).

3. A dual station switched thermal spray device according to claim 1 wherein: the wall plate (4) on the right side is provided with a through avoiding hole (4a) which is installed in a clearance way with the vertical screw rod (6).