CN214183643U

CN214183643U - Hot spraying coating equipment

Info

Publication number: CN214183643U
Application number: CN202022784642.9U
Authority: CN
Inventors: 尹志坚; 李海静; 肖展业; 王树保
Original assignee: Ningbo Siporai Machinery Remanufacturing Co ltd
Current assignee: Ningbo Siporai Machinery Remanufacturing Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-09-14
Anticipated expiration: 2030-11-26

Abstract

The utility model provides a coating equipment of hot spraying belongs to hot spraying technical field. The hot spraying coating equipment comprises a protective box assembly, a spraying assembly and a processing table assembly. The dust removal spare set firmly in the box top, the box openly articulates there is sealing door, the spraying subassembly includes acetylene gas cylinder, oxygen cylinder, first motor, lead screw, mount, spraying head and fixed thread bush, the processing platform subassembly includes pneumatic cylinder, mounting bracket, second motor, revolving stage and grip block, the second motor install in the mounting bracket, revolving stage fixed connection in second motor output shaft tip, grip block sliding connection in the revolving stage top, the utility model discloses make the work piece by the more even of injection, improved spraying quality and spraying efficiency, and avoid hot spraying in-process to produce during high temperature dust and harmful gas distribute to the air effectively, cause harm to the staff.

Description

Hot spraying coating equipment

Technical Field

The utility model relates to a hot spraying technical field particularly, relates to a coating equipment of hot spraying.

Background

Thermal spraying means that a coating material is heated and melted, atomized into ultrafine particles by high-speed airflow, sprayed to the surface of a workpiece at a high speed to form a coating, and different coating materials are selected according to requirements, so that one or more performances of wear resistance, corrosion resistance, oxidation resistance, heat resistance and the like can be obtained.

However, the existing coating equipment for thermal spraying has the disadvantages of uneven spraying, low automation degree and influence on the spraying effect, and a large amount of high-temperature dust and harmful gas generated in the spraying process are harmful to human bodies.

SUMMERY OF THE UTILITY MODEL

In order to make up for the above deficiencies, the utility model provides a coating equipment of hot spraying, aims at improving the problem that proposes in the above-mentioned background art.

The utility model discloses a realize like this:

the utility model provides a hot spraying's application equipment, including protective housing subassembly, spraying subassembly and processing platform subassembly.

The protective box component comprises a bottom plate, a box body and a dust removing piece, the box body is fixedly connected to one side of the top of the bottom plate, the dust removing piece is fixedly arranged at the top of the box body, a dust suction port of the dust removing piece extends into the box body, and a sealing door is hinged to the front surface of the box body.

The spraying subassembly includes acetylene gas cylinder, oxygen cylinder, first motor, lead screw, mount, spraying head and fixed thread cover, the acetylene gas cylinder with the equal fixed joint of oxygen cylinder in bottom plate top opposite side, first motor install in the box top, first motor output shaft runs through the box roof extends to inside, just first motor output shaft transmission connect in the lead screw, the lead screw is vertical set up in between the inner wall about the box, fixed thread cover spiro union in the lead screw, mount fixed connection in the fixed thread cover, the spraying head install in the mount, just the spraying head communicate through the gas hose in the acetylene gas cylinder with the oxygen cylinder.

Processing platform subassembly includes pneumatic cylinder, mounting bracket, second motor, revolving stage and grip block, the pneumatic cylinder install in the bottom plate bottom, the pneumatic cylinder telescopic link runs through the bottom plate extends to in the box, mounting bracket fixed connection in the pneumatic cylinder telescopic link tip, the second motor install in the mounting bracket, revolving stage fixed connection in second motor output shaft tip, grip block sliding connection in the revolving stage top.

In an embodiment of the utility model, the dust removal piece includes first fan, filter and dust cage, first fan with the filter is all fixed the box top, the dust cage top through the dust absorption pipe communicate in filter one side, first fan communicate in the filter opposite side, dust cage fixed connection in roof in the box, just the dust cage is located directly over the revolving stage.

The utility model discloses an in an embodiment, the protective housing subassembly is still including the dry piece of blowing, the dry piece of blowing includes second fan and defeated tuber pipe, the second fan is fixed the box top, defeated tuber pipe one end communicate in second fan air-out end, the defeated tuber pipe other end runs through the box lateral wall extends to inside, just defeated tuber pipe tip intercommunication has a plurality of nozzles.

The utility model discloses an in an embodiment, the bottom plate top seted up with the acetylene gas cylinder the draw-in groove of oxygen cylinder adaptation, the acetylene gas cylinder with the oxygen cylinder all peg graft in just fixed through the clamp chucking in the draw-in groove, the clamp set firmly in the draw-in groove top.

The utility model discloses an in one embodiment, the grip block symmetry sets up four groups and is L type splint, four groups the equal sliding connection of grip block in the revolving stage, just the grip block with it is fixed all through the retaining member between the revolving stage.

The utility model discloses an in the embodiment, two liang of relative settings of grip block, just the rubber pad has all been wrapped up on the relative surface of grip block, the grip block bottom has all set firmly T type slider, be equipped with on the revolving stage with the T type spout of T type slider adaptation.

The utility model discloses an in one embodiment, the fixed thread cover is close to one side of box inside wall is provided with the location slider, the box inside wall seted up with the location spout of location slider adaptation.

The utility model discloses an in one embodiment, the mounting bracket with the bottom plate is provided with telescopic sleeve, under the mounting bracket set up the recess on the bottom plate, both ends difference fixed connection in about the telescopic sleeve in the mounting bracket bottom with the recess bottom.

In an embodiment of the present invention, the spraying head is fixedly connected to the fixing frame through a damping spring, and the top of the spraying head is provided with a coating material storage device.

In an embodiment of the present invention, the bottom of the bottom plate is provided with C-shaped legs.

The utility model has the advantages that: the utility model discloses an application equipment of hot spraying that above-mentioned design obtained, during the use, work piece through second motor drive revolving stage and on it rotates, it rotates to drive the lead screw through first motor, the lead screw drives the fixed thread cover and reciprocates, thereby it reciprocates to drive the mount and the spraying head in it, it is more even to make the work piece be sprayed, spraying quality and spraying efficiency have been improved, discharge after can filtering purification treatment high temperature dust and harmful gas through dust removal spare and sealing door, avoid hot spraying in-process to produce high temperature dust and harmful gas effectively and distribute to the air in, cause harm to the staff, the pollution to the environment has also been reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a cross-sectional view of a thermal spray coating apparatus provided by an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a thermal spraying coating apparatus according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a protective box assembly according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a spray assembly according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a processing table assembly according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a rotary table according to an embodiment of the present invention at a first viewing angle;

fig. 7 is a schematic structural view of the turntable at a second viewing angle according to an embodiment of the present invention.

In the figure: 10-a shielding box assembly; 110-a base plate; 111-card slot; 112-a groove; 120-a box body; 121-positioning sliding groove; 130-a blow drying member; 131-a second fan; 132-air delivery pipe; 133-a nozzle; 140-a dust removal member; 141-a first fan; 142-a filter; 143-dust suction pipe; 144-dust collecting cover; 150-a sealing door; 160-C type supporting legs; 20-a spray assembly; 210-acetylene cylinder; 220-oxygen cylinder; 230-a hoop; 240-gas hose; 250-a first motor; 260-a screw rod; 270-a fixing frame; 271-a damper spring; 280-a spray head; 290-fixed thread bush; 291-positioning slide block; 30-a machining table assembly; 310-a hydraulic cylinder; 320-a telescopic sleeve; 330-a mounting frame; 340-a second motor; 350-a rotating table; 351-T type chutes; 360-clamping plate; 361-T type slide block; 370-locking member.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

Referring to fig. 1-7, the present invention provides a technical solution: a thermal spray coating apparatus includes a shielding box assembly 10, a spray assembly 20, and a processing table assembly 30.

Referring to fig. 2 and 3, the protective box assembly 10 includes a bottom plate 110, a box body 120 and a dust-collecting member 140, the box body 120 is fixedly connected to one side of the top of the bottom plate 110, the box body 120 and the bottom plate 110 are integrally formed, C-shaped legs 160 are fixedly arranged around the bottom of the bottom plate 110 to play a role of supporting the protective box assembly 10, the dust-collecting member 140 is fixedly arranged at the top of the box body 120, and a dust suction port of the dust-collecting member 140 extends into the box body 120 to suck high-temperature dust and harmful gas in a spraying area, so as to provide a better working environment for workers, specifically, the dust-collecting member 140 includes a first fan 141, a filter 142 and a dust-collecting cover 144, the first fan 141 and the filter 142 are fixed at the top of the box body 120, the first fan 141 and the filter 142 are fixed to the box body 120 by welding or bolts, the top of the dust-collecting cover 144 is communicated with one side of the filter 142 by a dust suction pipe 143, so that the dust-collecting cover 144 improves the suction effect on the high-temperature dust and harmful gas generated in the spraying process, first fan 141 communicates in filter 142 opposite side, top wall in dust cage 144 fixed connection box 120, and dust cage 144 is located revolving stage 350 directly over, when hot spraying process produced a large amount of high temperature dust and harmful gas, start first fan 141, first fan 141 extracts the interior air production negative pressure of filter 142, inhale high temperature dust and harmful gas in filter 142 through dust absorption pipe 143 and carry out filtration purification treatment, gas after the filtration is discharged through first fan 141, reduce the pollution to the environment, box 120 openly articulates there is sealing door 150, can avoid hot spraying in-process to produce high temperature dust and harmful gas effectively and give off to the air in, cause harm to the staff.

In some specific embodiments, the protective box assembly 10 further includes a blowing and drying unit 130, specifically, the blowing and drying unit 130 includes a second fan 131 and a duct 132, the second fan 131 is fixed at the top of the box 120, one end of the duct 132 is communicated with the air outlet end of the second fan 131, the other end of the duct 132 penetrates through the side wall of the box 120 and extends to the inside, the duct 132 is fixedly connected to the box 120 through a pipe clamp, the end of the duct 132 is communicated with a plurality of nozzles 133, the air outlet of the nozzle 133 is horn-shaped, the nozzle 133 faces the workpiece to be sprayed, the second fan 131 extracts external cold air and conveys the cold air through the duct 132 to be sprayed out through the nozzle 133, and blows the cold air to the workpiece to be sprayed, the drying speed of the workpiece coating is accelerated, and the spraying efficiency is improved.

Referring to fig. 4, the spraying assembly 20 includes an acetylene cylinder 210, an oxygen cylinder 220, a first motor 250, a screw rod 260, a fixing frame 270, a spraying head 280 and a fixed thread sleeve 290, the acetylene cylinder 210 and the oxygen cylinder 220 are fixedly clamped to the other side of the top of the base plate 110, specifically, a clamping groove 111 matched with the acetylene cylinder 210 and the oxygen cylinder 220 is formed in the top of the base plate 110, the acetylene cylinder 210 and the oxygen cylinder 220 are inserted into the clamping groove 111 and are clamped and fixed by a clamp 230, the clamp 230 is fixedly arranged at the top of the clamping groove 111, and rubber protective layers are adhered to the inner wall of the clamping groove 111 and the surface of the clamp 230.

In this embodiment, the first motor 250 is installed on the top of the box 120, the first motor 250 is fixed to the box 120 by bolts or screws, the output shaft of the first motor 250 extends through the top wall of the box 120 to the inside, the output shaft of the first motor 250 is connected to the lead screw 260 in a transmission manner, the lead screw 260 is vertically arranged between the upper and lower inner walls of the box 120, the bottom end of the lead screw 260 is rotatably connected to the inner bottom wall of the box 120 through a bearing sleeve, the fixing thread bushing 290 is screwed on the lead screw 260, a positioning slide block 291 is arranged on one side of the fixing thread bushing 290 close to the inner side wall of the box 120, a positioning slide slot 121 adapted to the positioning slide block 291 is arranged on the inner side wall of the box 120, the fixing thread bushing 290 can only move up and down through the cooperation of the positioning slide block 291 and the positioning slide slot 121, and cannot rotate along with the lead screw 260, so as to achieve a limiting effect, the fixing frame 270 is fixedly connected to the fixing thread bushing 290, and the fixing frame 270 is fixed to the fixing thread bushing 290 through welding or bolts, the spray head 280 is installed in the fixing frame 270, specifically, the spray head 280 is fixedly connected with the fixing frame 270 through the damping springs 271, the damping springs 271 are provided with a plurality of groups, and the damping spring 271 is provided with a connecting sleeve therein to reduce vibration generated by the fixed thread bushing 290 moving up and down along with the screw 260, thereby effectively avoiding vibration of the spray head 280, the top of the spray head 280 is provided with a coating material reservoir, the spraying head 280 is connected to the acetylene cylinder 210 and the oxygen cylinder 220 through the gas hose 240, the gas hose 240 passes through the sidewall of the box 120, the acetylene and oxygen are conveyed and supplied to the spraying head 280 through the gas conveying hose 240, and the coating material in the coating material storage is atomized, heated and melted by the flame sprayed by the spraying head 280, and then sprayed out together with the high-speed flame, and finally sprayed and attached to the surface of the workpiece.

Referring to fig. 5, the processing table assembly 30 includes a hydraulic cylinder 310, a mounting bracket 330, a second motor 340, a rotating table 350 and a clamping plate 360, the hydraulic cylinder 310 is mounted at the bottom of the base plate 110, a telescopic rod of the hydraulic cylinder 310 extends into the box body 120 through the base plate 110, the mounting bracket 330 is fixedly connected to an end of the telescopic rod of the hydraulic cylinder 310, when the device is specifically arranged, the mounting frame 330 and the bottom plate 110 are provided with the telescopic sleeve 320, the bottom plate 110 under the mounting frame 330 is provided with the groove 112, the upper end and the lower end of the telescopic sleeve 320 are respectively and fixedly connected to the bottom of the mounting frame 330 and the bottom of the groove 112, the telescopic sleeve 320 can play a role in supporting and balancing the mounting frame 330, the second motor 340 is arranged in the mounting frame 330, the protection device is used for protecting the second motor 340 and preventing the second motor 340 from being damaged by entering a large amount of dust, the rotating platform 350 is fixedly connected to the end part of an output shaft of the second motor 340, a bearing sleeve is arranged at the bottom of the rotating platform 350, and the bearing sleeve is sleeved on the output shaft of the second motor 340 through a key pin.

Please refer to fig. 6, 7, the clamping plate 360 is slidably connected to the top of the rotating platform 350, the sprayed workpiece is fixed on the rotating platform 350 and clamped and fixed by the clamping plate 360, the clamping plate 360 is symmetrically provided with four groups of clamping plates which are L-shaped clamping plates, the four groups of clamping plates 360 are slidably connected to the rotating platform 350, and the clamping plate 360 and the rotating platform 350 are fixed by the locking part 370, the locking part 370 is a locking bolt, the clamping plate 360 is arranged in pairs and opposite to each other, and the surface of the opposite surface of the clamping plate 360 is wrapped with rubber pads for fixing the sprayed workpiece more firmly, the T-shaped sliding block 361 is fixedly arranged at the bottom of the clamping plate 360, the rotating platform 350 is provided with a T-shaped sliding groove 351 matched with the T-shaped sliding block 361, so that the distance between the clamping plates 360 is adjustable, and the requirement for clamping and fixing the workpieces with different sizes is met.

Specifically, the working principle of the thermal spraying coating equipment is as follows: when the spraying device is used, the sealing door 150 is opened, the hydraulic cylinder 310 is started, the height of the rotating platform 350 is adjusted according to the size of a workpiece to be sprayed, the workpiece is placed on the rotating platform 350, the workpiece is fixed on the rotating platform 350 through the matching of the clamping plate 360 and the locking piece 370, the sealing door 150 is closed, high-temperature dust and harmful gas generated in the thermal spraying process can be effectively prevented from being diffused into the air and causing harm to workers, the second motor 340 is started to drive the rotating platform 350 and the workpiece on the rotating platform to rotate, so that the workpiece is sprayed more uniformly, the spraying quality is improved, valves of the acetylene gas cylinder 210 and the oxygen gas cylinder 220 are opened, acetylene and oxygen are conveyed and supplied to the spraying head 280 through the gas transmission hose 240, the coating material in the coating material storage is atomized and heated and melted through the flame sprayed together with the high-speed flame, and finally sprayed and attached to the surface of the workpiece, the first motor 250 is started, the screw rod 260 is driven to rotate, the screw rod 260 drives the fixed threaded sleeve 290 to move up and down, the fixed frame 270 and the spraying head 280 in the fixed frame are driven to move up and down, spraying is more uniform and spraying efficiency is higher, spraying efficiency is improved, a large amount of high-temperature dust and harmful gas can be generated in the thermal spraying process, the first fan 141 is started, the first fan 141 extracts air in the filter 142 to generate negative pressure, the high-temperature dust and the harmful gas are sucked into the filter 142 through the dust suction pipe 143 to be filtered and purified, the filtered gas is discharged through the first fan 141, pollution to the environment is reduced, cold air extracted by the second fan 131 from the outside is conveyed through the air conveying pipe 132 and sprayed out through the nozzle 133, the cold air is blown to a sprayed workpiece, the drying speed of a workpiece coating is accelerated, and spraying efficiency is improved.

It should be noted that the model specifications of the second fan 131, the first fan 141, the first motor 250, the hydraulic cylinder 310 and the second motor 340 need to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed excrescences are not needed.

The power supply of the second fan 131, the first fan 141, the first motor 250, the hydraulic cylinder 310 and the second motor 340 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A thermal spray coating apparatus, comprising

The protective box assembly (10) comprises a bottom plate (110), a box body (120) and a dust removal assembly (140), the box body (120) is fixedly connected to one side of the top of the bottom plate (110), the dust removal assembly (140) is fixedly arranged at the top of the box body (120), a dust suction port of the dust removal assembly (140) extends into the box body (120), and a sealing door (150) is hinged to the front surface of the box body (120);

the spraying component (20), the spraying component (20) includes acetylene gas cylinder (210), oxygen cylinder (220), first motor (250), lead screw (260), mount (270), spraying head (280) and fixed thread bush (290), acetylene gas cylinder (210) with oxygen cylinder (220) all fixed joint in bottom plate (110) top opposite side, first motor (250) install in box (120) top, first motor (250) output shaft runs through box (120) roof extends to inside, and first motor (250) output shaft transmission connect in lead screw (260), lead screw (260) vertically set up in between box (120) upper and lower inner wall, fixed thread bush (290) spiro union in lead screw (260), mount (270) fixed connection in fixed thread bush (290), spraying head (280) install in mount (270), the spraying head (280) is communicated with the acetylene gas cylinder (210) and the oxygen cylinder (220) through a gas transmission hose (240);

processing platform subassembly (30), processing platform subassembly (30) include pneumatic cylinder (310), mounting bracket (330), second motor (340), revolving stage (350) and grip block (360), pneumatic cylinder (310) install in bottom plate (110) bottom, pneumatic cylinder (310) telescopic link runs through bottom plate (110) extend to in box (120), mounting bracket (330) fixed connection in pneumatic cylinder (310) telescopic link tip, second motor (340) install in mounting bracket (330), revolving stage (350) fixed connection in second motor (340) output shaft tip, grip block (360) sliding connection in revolving stage (350) top.

2. The coating equipment for thermal spraying according to claim 1, wherein the dust removing member (140) comprises a first fan (141), a filter (142) and a dust collection cover (144), the first fan (141) and the filter (142) are fixed on the top of the box body (120), the top of the dust collection cover (144) is communicated with one side of the filter (142) through a dust collection pipe (143), the first fan (141) is communicated with the other side of the filter (142), the dust collection cover (144) is fixedly connected to the inner top wall of the box body (120), and the dust collection cover (144) is located right above the rotating table (350).

3. The thermal spray coating equipment according to claim 1, wherein the protective box assembly (10) further comprises a blowing and drying component (130), the blowing and drying component (130) comprises a second fan (131) and an air delivery pipe (132), the second fan (131) is fixed to the top of the box body (120), one end of the air delivery pipe (132) is communicated with the air outlet end of the second fan (131), the other end of the air delivery pipe (132) penetrates through the side wall of the box body (120) and extends to the inside, and the end of the air delivery pipe (132) is communicated with a plurality of nozzles (133).

4. The thermal spray coating equipment according to claim 1, wherein a clamping groove (111) matched with the acetylene gas cylinder (210) and the oxygen gas cylinder (220) is formed in the top of the base plate (110), the acetylene gas cylinder (210) and the oxygen gas cylinder (220) are inserted into the clamping groove (111) and clamped and fixed through a clamp (230), and the clamp (230) is fixedly arranged on the top of the clamping groove (111).

5. The coating equipment for thermal spraying according to claim 1, wherein the clamping plates (360) are symmetrically provided with four groups and are L-shaped clamping plates, the four groups of clamping plates (360) are slidably connected to the rotating table (350), and the clamping plates (360) and the rotating table (350) are fixed through locking pieces (370).

6. The coating equipment for thermal spraying according to claim 5, wherein the clamping plates (360) are arranged in pairs in an opposite manner, rubber pads are wrapped on the surfaces of opposite surfaces of the clamping plates (360), T-shaped sliding blocks (361) are fixedly arranged at the bottoms of the clamping plates (360), and T-shaped sliding grooves (351) matched with the T-shaped sliding blocks (361) are formed in the rotating table (350).

7. The thermal spray coating equipment according to claim 1, wherein a positioning slide block (291) is arranged on one side of the fixed threaded sleeve (290) close to the inner side wall of the box body (120), and a positioning sliding groove (121) matched with the positioning slide block (291) is formed in the inner side wall of the box body (120).

8. The thermal spray coating equipment according to claim 1, wherein the mounting frame (330) and the bottom plate (110) are provided with a telescopic sleeve (320), a groove (112) is formed in the bottom plate (110) right below the mounting frame (330), and the upper end and the lower end of the telescopic sleeve (320) are fixedly connected to the bottom of the mounting frame (330) and the bottom of the groove (112) respectively.

9. A thermal spray coating apparatus according to claim 1, characterized in that the spray head (280) is fixedly connected with the holder (270) by means of a damping spring (271), and a coating material reservoir is provided on top of the spray head (280).

10. A thermal spray coating apparatus according to claim 1, wherein C-shaped legs (160) are fixedly provided around the bottom of the base plate (110).