A surface thermal spraying equipment for non-standard metal components

Abstract

The present invention relates to the field of thermal spraying technology, and discloses a surface thermal spraying equipment for non-standard metal components, comprising a box body, wherein the front and rear sides of the box body are fixedly connected with an insulation box, the top of the box body is provided with a spraying device, the inner wall of the box body is fixedly connected with a conveying platform, the bottom of the box body is fixedly connected with a cylinder, the output end of the cylinder is fixedly connected with a supporting platform, and the surface of the output end of the cylinder is fixedly connected with an electric clamp. In the present invention, an arc-shaped spray plate rotates while thermally spraying a workpiece, thereby improving the uniformity of the thermal spraying of the workpiece, and at the same time, the arc-shaped spray plate moves downward and sprays the lower half of the workpiece, thereby improving the integrity of the workpiece spraying, and when the arc-shaped spray plate moves up and resets, the electric clamp will release the workpiece and let the workpiece fall on the supporting platform, and the upward-moving arc-shaped spray plate will continue to thermally spray, and thermally spray the previously clamped part of the workpiece, thereby improving the integrity of the thermal spraying of the workpiece.

Description

Technical Field

[0001] The invention relates to the technical field of thermal spraying, in particular to a surface thermal spraying device for non-standard metal components. Background Art

[0002] Thermal spraying is a surface treatment technology, also known as thermal spraying. Thermal spraying is a surface coating technology, usually used to form coatings on the surface of metal, ceramic, plastic and other substrates. Its working principle is to use thermal energy to heat the material to a molten or partially molten state, and then spray the molten material onto the surface of the substrate through airflow to form a uniform coating.

[0003] The patent with application number CN202222373969.6 discloses a surface thermal spraying equipment for non-standard metal components, including a spray box, a clamping assembly is arranged in the spray box, and the clamping assembly includes a connecting frame, a connecting rod, a clamping plate, an adjusting rod, a fixing block and a second electric push rod. The connecting frame is symmetrically arranged on both sides of the spray box, the connecting rod is horizontally connected to the groove of the connecting frame, the clamping plate is symmetrically slidably sleeved on the connecting rod, the adjusting rod is symmetrically inclined at one side of the connecting rod, the second electric push rod is horizontally connected to the side wall of the groove of the connecting frame, and the fixing block is connected to the second electric push rod. On one end of the movable push rod, the two ends of the adjusting rod are respectively hinged on one end of the splint and the fixed block. This patent belongs to the field of spraying technology. Specifically, it provides a non-standard metal component surface thermal spraying equipment that is highly practical, simple to use, easy to fix non-standard metal components, has good stability, can be effectively flipped, and improves processing efficiency. However, this device makes it difficult to thermally spray the part where the fixture contacts the non-standard metal component, resulting in incomplete thermal spraying of the surface of the non-standard metal component, affecting the production quality of the product. Therefore, a non-standard metal component surface thermal spraying equipment is proposed to solve the above-mentioned problems. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide a surface thermal spraying device for non-standard metal components in view of the deficiencies in the above-mentioned prior art.

[0005] To solve the above technical problems, the technical solution adopted by the present invention is: a surface thermal spraying equipment for non-standard metal components, including a box body, the front and rear sides of the box body are fixedly connected with an insulation box, the top of the box body is provided with a spraying device, the inner wall of the box body is fixedly connected with a conveying platform, the bottom of the box body is fixedly connected with a cylinder, the output end of the cylinder is fixedly connected with a support platform, and the surface of the output end of the cylinder is fixedly connected with an electric clamp; the spraying device includes a double-axis motor, a reciprocating screw, a movable plate, a transmission rod, a fixed rod, a fixed plate, an arc rod, an arc spraying plate, a guide rod and a guide ring, the double-axis motor is fixedly connected to the top of the box body, the reciprocating screw is fixedly connected to the top output end of the double-axis motor, the movable plate is movably connected to the surface of the reciprocating screw, the transmission rod is fixedly connected to the bottom of the movable plate, and the fixed The fixed rod is fixedly connected to the top of the box body, the fixed plate is fixedly connected to the top of the fixed rod, the arc rod is fixedly connected to the surface of the output end of the bottom of the dual-axis motor, the arc spray plate is slidably connected to the surface of the arc rod by a spring, the guide rod is fixedly connected to the front and rear sides of the arc spray plate, and the guide ring is movably connected to the bottom end of the transmission rod; the top of the insulation box is provided with a preheating device for extracting excess heat in the box body and preheating the workpiece in the insulation box, and the inner wall of the insulation box is provided with a positioning device for aligning the workpiece on the top of the conveyor table and facilitating clamping of the electric clamp; the surface of the reciprocating screw is provided with a cross-type spiral groove, the inner wall of the movable plate is provided with a block, and the block is located in the cross-type spiral groove, the inner wall of the movable plate is slidably connected to the surface of the fixed rod, and the bottom of the fixed plate is rotatably connected to the top of the reciprocating screw;The surface of the transmission rod is slidably connected to the inner wall of the top of the box body, and the bottom of the guide ring is provided with an arc-shaped protrusion. The bottom of the guide ring and the surface of the guide rod are in contact with each other. The surface of the conveying platform is fixedly connected to the inner wall of the insulation box. The non-standard metal component enters the box body through the conveying platform. At this time, the cylinder starts and drives the electric clamp to contact the workpiece, and the electric clamp will clamp the workpiece and move up and lift it under the action of the cylinder. At this time, the dual-axis motor starts and drives the arc rod to rotate, and the arc rod drives the arc spray plate to rotate. The arc spray plate will rotate and thermally spray the workpiece, thereby improving the uniformity of thermal spraying of the workpiece and improving the thermal spraying effect. At the same time, the dual-axis motor will also drive the reciprocating screw to rotate, and the reciprocating screw drives the moving plate to move back and forth up and down on the surface of the fixed rod. The moving plate drives The transmission rod moves downward, and the transmission rod drives the guide ring to move downward. The guide ring pushes the two guide rods to separate and move in the opposite direction through the arc surface. The guide rod drives the arc spray plate to move on the surface of the arc rod, so that the arc spray plate moves downward and sprays the lower half of the workpiece, which can improve the integrity of the workpiece spraying. When the arc spray plate rotates, it will drive the guide ring to rotate together, and will not affect the guide ring to drive the guide rod to move. After the arc spray plate moves downward, the transmission rod will move up again. At this time, the compressed spring will drive the arc spray plate to move up and reset. At the same time, the electric clamp will release the workpiece and let the workpiece fall on the support table. At this time, the arc spray plate that has not yet completely moved up and reset will continue to thermally spray, and thermally spray the previously clamped part of the workpiece, further improving the integrity of the workpiece thermal spraying and improving the thermal spraying quality of the workpiece. ;

[0006] Preferably, the preheating device includes an exhaust fan and an air pipe, the exhaust fan is fixedly connected to the front of the box, the air pipe is fixedly connected to the front of the exhaust fan, and the end of the air pipe away from the exhaust fan is fixedly connected to the top of the heat preservation box; the preheating device also includes a support plate, a spiral rod, a rotating disk, a transmission disk, a transmission plate, a moving block, a telescopic tube and an inclined plate, the support plate is fixedly connected to the top of the heat preservation box, the inner wall of the support plate is rotatably connected to the spiral rod, the rotating disk is fixedly connected to the rear end of the spiral rod, the transmission disk is rotatably connected to the top of the box, and the transmission plate is movably connected to the spiral rod. The surface of the rotating rod, the moving block is fixedly connected to the surface of the transmission plate, the telescopic tube is rotatably connected to the top of the moving block, and the inclined plate is fixedly connected to the inner wall of the moving block; the surface of the transmission rod is provided with a non-self-locking spiral groove, the inner wall of the transmission disk is provided with a card block, and the card block is located in the non-self-locking spiral groove, the surface of the transmission disk and the rear part of the rotating disk are in contact with each other, the surface of the spiral rod is rotatably connected to the inner wall of the box body, the surface of the moving block is slidably connected to the inner wall of the incubator, the end of the telescopic tube away from the moving block is rotatably connected to the inner wall of the incubator, and the air pipe is extended through the The shrink tube is connected to the moving block, and a plurality of through holes are provided on the surface of the inclined plate, and the sizes of the plurality of through holes increase from left to right. The exhaust fan will extract the heat generated in the thermal spraying process in the box body into the heat preservation box, so that the hot air can preheat the workpiece on the top of the conveyor table, which can reduce the temperature difference between the workpiece and the thermal spraying, and help to enhance the adhesion between the coating and the substrate. When the transmission rod moves, it will drive the transmission disk to rotate through the non-self-locking spiral groove, and the transmission disk drives the rotating disk in contact with it to rotate through the friction force, and the rotating disk drives the spiral rod to rotate, and the spiral rod drives the transmission plate through the spiral groove on the surface The transmission plate drives the moving block to move in the insulation box, and the moving block drives the telescopic tube to move. The telescopic tube will rotate and shrink, and the air pipe will always be connected with the moving block, so that the moving block can move and spray hot air in the insulation box, thereby improving the preheating effect and preheating uniformity of the workpiece in the insulation box. At the same time, when the hot air enters the moving block, the inclined plate in the moving block will guide the hot air, and through the through holes that gradually increase from left to right, the hot air can move to the right side of the moving block and be discharged, which relatively improves the uniformity of the hot air sprayed from the moving block and further improves the preheating effect inside the insulation box.

[0007] Preferably, the positioning device includes a limit rod, a slide plate, a guide groove, a telescopic rod and a positioning plate, the limit rod is fixedly connected to the bottom of the moving block, the slide plate is slidably connected to the inner wall of the insulated box, the guide groove is arranged at the top of the slide plate, the telescopic rod is fixedly connected to the surface of the slide plate, and the positioning plate is fixedly connected to the end of the telescopic rod away from the slide plate; a spring is sleeved on the surface of the telescopic rod, and the two ends of the spring are located between the positioning plate and the slide plate, the surface of the bottom of the limit rod is in contact with the inner wall of the guide groove, and a plurality of triangular plates are fixedly connected to the bottom of the positioning plate, when the moving block moves back and forth, the moving block drives the limit rod to move, the limit rod moves in the guide groove and drives the two slide plates to reciprocate and gather and separate, the slide plate drives the positioning plate to move through the telescopic rod, and the two positioning plates The reciprocating gathering and separation can push the workpiece on the top of the conveyor table to align it, ensuring that the workpiece is located in the middle of the conveyor table, and ensuring that the subsequent electric clamp can effectively clamp the workpiece on the top of the conveyor table. The surface of the telescopic rod is sleeved with a spring, so that when the two positioning plates position a larger workpiece, the telescopic rod and the spring on the surface will shrink, so that it is suitable for workpieces of different sizes, which improves the applicability of the device. When the two positioning plates gather together, they will also drive multiple triangular plates to move together. The triangular plates will first contact the workpiece and lift it up, so that the workpiece is away from the conveyor table. After that, the positioning plate will contact the workpiece and push the workpiece to move and align it, preventing the workpiece from being directly aligned on the top of the conveyor table, which will cause extrusion between the non-standard metal and the conveyor table, causing damage or wear to the workpiece or the conveyor table.

[0008] The present invention adopts the above technical solution to bring the following beneficial effects:

[0009] 1. The surface thermal spraying equipment for non-standard metal components, through the coordinated operation of the box, insulation box, double-axis motor, reciprocating screw, movable plate, transmission rod, fixed rod, fixed plate, arc rod, arc spray plate, guide rod, guide ring, conveyor table, cylinder, support table, and electric clamp, enables the double-axis motor to drive the arc spray plate to rotate and thermally spray the workpiece, thereby improving the uniformity of the thermal spraying of the workpiece and improving the thermal spraying effect. At the same time, the arc spray plate moves down and sprays the lower half of the workpiece, which can improve the integrity of the workpiece spraying. When the arc spray plate moves up and resets, the electric clamp will release the workpiece and let the workpiece fall on the support table. At this time, the arc spray plate that has not been completely moved up and reset will continue to thermally spray, and thermally spray the previously clamped part of the workpiece, further improving the integrity of the thermal spraying of the workpiece and improving the thermal spraying quality of the workpiece.

[0010] 2. The surface thermal spraying equipment for non-standard metal components, through the coordinated operation of the exhaust fan, air pipe, support plate, spiral rod, turntable, transmission plate, transmission plate, moving block, telescopic tube, and inclined plate, the exhaust fan will extract the heat generated in the thermal spraying process in the box into the insulation box, so that the hot air can preheat the workpiece on the top of the conveyor table, which can reduce the temperature difference between the workpiece and the thermal spraying, and help to enhance the adhesion between the coating and the substrate. At the same time, the moving block reciprocates in the insulation box, so that the moving block can move in the insulation box while spraying hot air, thereby improving the preheating effect and preheating uniformity of the workpiece in the insulation box.

[0011] 3. The surface thermal spraying equipment for non-standard metal components operates through the coordination between the limit rod, the slide plate, the guide groove, the telescopic rod and the positioning plate. When the moving block moves back and forth, the moving block drives the limit rod to move, and the limit rod moves in the guide groove and drives the two slide plates to reciprocate and gather and separate. The slide plate drives the positioning plate to move through the telescopic rod, and the reciprocating gathering and separation of the two positioning plates can push and align the workpiece on the top of the conveyor table so that the workpiece is located in the middle of the conveyor table, ensuring that the subsequent electric clamp can effectively clamp the workpiece on the top of the conveyor table. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0013] Figure 2 It is a half-section diagram of the box structure of the present invention;

[0014] Figure 3 It is a schematic diagram of the cylinder structure of the present invention;

[0015] Figure 4 A half-section view of the arc-shaped spray plate structure of the present invention;

[0016] Figure 5 A half-section view of the heat preservation box structure of the present invention;

[0017] Figure 6 It is a schematic diagram of the structure of the transmission plate of the present invention;

[0018] Figure 7 It is a schematic diagram of the structure of the skateboard of the present invention.

[0019] In the figure: 1. box body; 2. insulation box; 3. spraying device; 31. double-axis motor; 32. reciprocating screw; 33. moving plate; 34. transmission rod; 35. fixed rod; 36. fixed plate; 37. arc rod; 38. arc spray plate; 39. guide rod; 310. guide ring; 4. conveyor; 41. cylinder; 42. support platform; 43. electric clamp; 5. preheating device; 51. exhaust fan; 52. air pipe; 53. support plate; 54. screw rod; 55. turntable; 56. transmission disk; 57. transmission plate; 58. moving block; 59. telescopic tube; 510. inclined plate; 6. positioning device; 61. limit rod; 62. slide plate; 63. guide groove; 64. telescopic rod; 65. positioning plate. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] See also Figure 1-Figure 7An embodiment of the present invention is: a surface thermal spraying equipment for non-standard metal components, including a box body 1, a heat preservation box 2 is fixedly connected to the front and rear sides of the box body 1, a spraying device 3 is arranged on the top of the box body 1, a conveying platform 4 is fixedly connected to the inner wall of the box body 1, a cylinder 41 is fixedly connected to the bottom of the box body 1, an output end of the cylinder 41 is fixedly connected to a support platform 42, and an electric clamp 43 is fixedly connected to the surface of the output end of the cylinder 41; the spraying device 3 includes a double-axis motor 31, a reciprocating screw 32, a moving plate 33, a transmission rod 34, a fixed rod 35, a fixed plate 36, an arc rod 37, an arc spray plate 38, a guide rod 39 and a guide ring 310, the double-axis motor 31 is fixedly connected to the top of the box body 1, the reciprocating screw 32 is fixedly connected to the double-axis motor 31 At the top output end, the movable plate 33 is movably connected to the surface of the reciprocating screw 32, the transmission rod 34 is fixedly connected to the bottom of the movable plate 33, the fixed rod 35 is fixedly connected to the top of the box body 1, the fixed plate 36 is fixedly connected to the top of the fixed rod 35, the arc rod 37 is fixedly connected to the surface of the bottom output end of the dual-axis motor 31, the arc spray plate 38 is slidably connected to the surface of the arc rod 37 by a spring, the guide rod 39 is fixedly connected to the front and rear sides of the arc spray plate 38, and the guide ring 310 is movably connected to the bottom end of the transmission rod 34; a preheating device 5 for extracting excess heat from the box body 1 and preheating the workpiece in the insulation box 2 is provided on the top of the insulation box 2, and a positioning device for aligning the workpiece on the top of the conveyor table 4 and facilitating the clamping of the electric clamp 43 is provided on the inner wall of the insulation box 2. Device 6, non-standard metal components enter the box body 1 through the conveying table 4, at this time, the cylinder 41 starts and drives the electric clamp 43 to contact the workpiece, and the electric clamp 43 will clamp the workpiece and move up and lift it under the action of the cylinder 41, at this time, the dual-axis motor 31 starts and drives the arc rod 37 to rotate, and the arc rod 37 drives the arc spray plate 38 to rotate, and the arc spray plate 38 will rotate and perform thermal spraying on the workpiece, thereby improving the uniformity of thermal spraying of the workpiece and improving the thermal spraying effect; the surface of the reciprocating screw 32 is provided with a cross-type spiral groove, and the inner wall of the movable plate 33 is provided with a card block, and the card block is located in the cross-type spiral groove, the inner wall of the movable plate 33 is slidably connected to the surface of the fixed rod 35, and the bottom of the fixed plate 36 is rotatably connected to the top of the reciprocating screw 32; The surface of the movable rod 34 is slidably connected to the inner wall at the top of the box body 1, and an arc-shaped protrusion is provided at the bottom of the guide ring 310. The bottom of the guide ring 310 is in contact with the surface of the guide rod 39. The surface of the conveying platform 4 is fixedly connected to the inner wall of the insulation box 2. The dual-axis motor 31 will also drive the reciprocating screw 32 to rotate, and the reciprocating screw 32 drives the movable plate 33 to reciprocate up and down on the surface of the fixed rod 35. The movable plate 33 drives the transmission rod 34 to move downward, and the transmission rod 34 drives the guide ring 310 to move downward. The guide ring 310 pushes the two guide rods 39 to separate and move in the opposite direction through the arc surface. The guide rod 39 drives the arc spray plate 38 to move on the surface of the arc rod 37, so that the arc spray plate 38 moves downward and sprays the lower half of the workpiece, which can improve the integrity of the workpiece spraying.

[0022] Working principle: non-standard metal components enter the box 1 through the conveying table 4, at this time, the cylinder 41 starts and drives the electric clamp 43 to contact the workpiece, and the electric clamp 43 will clamp the workpiece and move up and lift it under the action of the cylinder 41, at this time, the dual-axis motor 31 starts and drives the arc rod 37 to rotate, the arc rod 37 drives the arc spray plate 38 to rotate, the arc spray plate 38 will rotate and perform thermal spraying on the workpiece, thereby improving the uniformity of thermal spraying of the workpiece and improving the thermal spraying effect, at the same time, the dual-axis motor 31 will also drive the reciprocating screw 32 to rotate, the reciprocating screw 32 drives the moving plate 33 to move back and forth up and down on the surface of the fixed rod 35, the moving plate 33 drives the transmission rod 34 to move downward, the transmission rod 34 drives the guide ring 310 to move downward, and the guide ring 310 pushes the two guides through the arc surface The rod 39 separates and moves in the opposite direction, and the guide rod 39 drives the arc spray plate 38 to move on the surface of the arc rod 37, so that the arc spray plate 38 moves down and sprays the lower half of the workpiece, which can improve the integrity of the workpiece spraying, and when the arc spray plate 38 rotates, it will drive the guide ring 310 to rotate together, and will not affect the guide ring 310 pushing the guide rod 39 to move. After the arc spray plate 38 is completed, the transmission rod 34 will move up again. At this time, the compressed spring will drive the arc spray plate 38 to move up and reset. At the same time, the electric clamp 43 will release the workpiece and let the workpiece fall on the support table 42. At this time, the arc spray plate 38 that has not yet completely moved up and reset will continue to thermally spray, and thermally spray the previously clamped part of the workpiece, further improving the integrity of the thermal spraying of the workpiece and improving the thermal spraying quality of the workpiece.

[0023] See also Figure 1-Figure 7On the basis of the above embodiment, in another embodiment of the present invention, the preheating device 5 includes an exhaust fan 51 and an air pipe 52. The exhaust fan 51 is fixedly connected to the front of the box 1, and the air pipe 52 is fixedly connected to the front of the exhaust fan 51. One end of the air pipe 52 away from the exhaust fan 51 is fixedly connected to the top of the heat preservation box 2. The exhaust fan 51 extracts the heat generated during the thermal spraying process in the box 1 into the heat preservation box 2, so that the hot air can preheat the workpiece on the top of the conveying table 4, which can reduce the temperature difference between the workpiece and the thermal spraying, and help to enhance the adhesion between the coating and the substrate; the preheating device 5 also includes a support plate 5 3. Screw rod 54, turntable 55, transmission disc 56, transmission plate 57, moving block 58, telescopic tube 59 and inclined plate 510. The support plate 53 is fixedly connected to the top of the insulated box 2. The inner wall of the support plate 53 is rotatably connected with the screw rod 54. The turntable 55 is fixedly connected to the rear end of the screw rod 54. The transmission disc 56 is rotatably connected to the top of the box body 1. The transmission plate 57 is movably connected to the surface of the screw rod 54. The moving block 58 is fixedly connected to the surface of the transmission plate 57. The telescopic tube 59 is rotatably connected to the top of the moving block 58. The inclined plate 510 is fixedly connected to the inner wall of the moving block 58; the surface of the transmission rod 34 is provided with a non Self-locking spiral groove, the inner wall of the transmission disk 56 is provided with a card block, and the card block is located in the non-self-locking spiral groove, the surface of the transmission disk 56 is in contact with the rear of the turntable 55, the surface of the spiral rod 54 is rotatably connected to the inner wall of the box body 1, the surface of the moving block 58 is slidably connected to the inner wall of the insulation box 2, the end of the telescopic tube 59 away from the moving block 58 is rotatably connected to the inner wall of the insulation box 2, the air pipe 52 is connected to the moving block 58 through the telescopic tube 59, and a plurality of through holes are opened on the surface of the inclined plate 510, and the sizes of the plurality of through holes increase from left to right in sequence. When the transmission rod 34 moves, it will drive the transmission disk through the non-self-locking spiral groove 56 rotates, and the transmission disk 56 drives the turntable 55 in contact with it to rotate through the friction force, and the turntable 55 drives the screw rod 54 to rotate, and the screw rod 54 drives the transmission plate 57 to move through the spiral groove on the surface, and the transmission plate 57 drives the moving block 58 to move in the insulation box 2, and the moving block 58 drives the telescopic tube 59 to move, and the telescopic tube 59 will rotate and shrink, and keep the air pipe 52 connected with the moving block 58 at all times, so that the moving block 58 can move in the insulation box 2 while spraying hot air, thereby improving the preheating effect and preheating uniformity of the workpiece in the insulation box 2. The turntable 55 and the transmission disk 56 can also be replaced by gears and toothed discs.

[0024] The positioning device 6 includes a limit rod 61, a slide plate 62, a guide groove 63, a telescopic rod 64 and a positioning plate 65. The limit rod 61 is fixedly connected to the bottom of the moving block 58, the slide plate 62 is slidably connected to the inner wall of the insulation box 2, the guide groove 63 is opened at the top of the slide plate 62, the telescopic rod 64 is fixedly connected to the surface of the slide plate 62, and the positioning plate 65 is fixedly connected to the end of the telescopic rod 64 away from the slide plate 62. When the moving block 58 moves back and forth, the moving block 58 drives the limit rod 61 to move, the limit rod 61 moves in the guide groove 63 and drives the two slide plates 62 to reciprocate and gather and separate, the slide plate 62 drives the positioning plate 65 to move through the telescopic rod 64, and the reciprocating gathering and separation of the two positioning plates 65 can push and align the workpiece on the top of the conveying table 4 so that the workpiece is located in the middle of the conveying table 4, ensuring that the subsequent electric clamp 43 can move the workpiece on the top of the conveying table 4 Effective clamping; a spring is sleeved on the surface of the telescopic rod 64, and the two ends of the spring are located between the positioning plate 65 and the slide plate 62, the surface of the bottom of the limit rod 61 contacts the inner wall of the guide groove 63, and a plurality of triangular plates are fixedly connected to the bottom of the positioning plate 65. The surface of the telescopic rod 64 is sleeved with a spring, so that when the two positioning plates 65 position a larger workpiece, the telescopic rod 64 and the spring on the surface will shrink, so that it is suitable for workpieces of different sizes, thereby improving the scope of application of the device. When the two positioning plates 65 gather together, they will also drive a plurality of triangular plates to move together. The triangular plates will first contact the workpiece and lift it up, so that the workpiece is away from the conveying table 4. Then the positioning plate 65 will contact the workpiece and push the workpiece to be displaced and aligned, so as to prevent the workpiece from being directly aligned on the top of the conveying table 4, which will cause non-standard metal to be squeezed with the conveying table 4, causing damage or wear to the workpiece or the conveying table 4.

[0025] Working principle: The exhaust fan 51 will extract the heat generated during the thermal spraying process in the box body 1 into the heat preservation box 2, so that the hot air can preheat the workpiece on the top of the conveyor table 4, which can reduce the temperature difference between the workpiece and the thermal spraying, and help to enhance the adhesion between the coating and the substrate. When the transmission rod 34 moves, it will drive the transmission plate 56 to rotate through the non-self-locking spiral groove. The transmission plate 56 drives the rotating plate 55 in contact with it to rotate through friction. The rotating plate 55 drives the spiral rod 54 to rotate. The spiral rod 54 drives the transmission plate 57 to move through the surface spiral groove. The transmission plate 57 drives the moving block 58 to move in the heat preservation box 2. The moving block 58 drives the telescopic tube 59 to move, and the telescopic tube 59 will rotate and shrink, and the air pipe 52 is always connected to the moving block 58, so that the moving block 58 can move and spray hot air in the insulation box 2, thereby improving the preheating effect and preheating uniformity of the workpiece in the insulation box 2. At the same time, when the hot air enters the moving block 58, the inclined plate 510 in the moving block 58 will guide the hot air, and through the through holes that gradually increase from left to right, the hot air can move to the right side of the moving block 58 and be discharged, which relatively improves the uniformity of the hot air sprayed from the moving block 58, and further improves the preheating effect inside the insulation box 2.

[0026] When the moving block 58 moves forward and backward, the moving block 58 drives the limiting rod 61 to move, and the limiting rod 61 moves in the guide groove 63 and drives the two slide plates 62 to reciprocate and gather and separate. The slide plate 62 drives the positioning plate 65 to move through the telescopic rod 64, and the reciprocating gathering and separation of the two positioning plates 65 can push and align the workpiece on the top of the conveying table 4 to ensure that the workpiece is located in the middle of the conveying table 4, and ensure that the subsequent electric clamp 43 can effectively clamp the workpiece on the top of the conveying table 4, and the surface of the telescopic rod 64 is sleeved with a spring, so that the two positioning plates can be pushed and aligned. When the plate 65 positions a larger workpiece, the telescopic rod 64 and the spring on the surface will contract, so that it can be used for workpieces of different sizes, thereby improving the applicability of the device. When the two positioning plates 65 are gathered together, they will also drive multiple triangular plates to move together. The triangular plates will first contact the workpiece and lift it up, so that the workpiece is away from the conveyor table 4. Only then will the positioning plate 65 contact the workpiece and push the workpiece to move and align it, thereby preventing the workpiece from being directly aligned on the top of the conveyor table 4, which may cause extrusion between the non-standard metal and the conveyor table 4, thereby causing damage or wear to the workpiece or the conveyor table 4.

[0027] The present invention provides a surface thermal spraying equipment for non-standard metal components. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. A surface thermal spraying device for non-standard metal components, comprising a housing (1), characterized in that: The box body (1) is fixedly connected to a heat preservation box (2) on both the front and rear sides, a spraying device (3) is arranged on the top of the box body (1), a conveying platform (4) is fixedly connected to the inner wall of the box body (1), a cylinder (41) is fixedly connected to the bottom of the box body (1), an output end of the cylinder (41) is fixedly connected to a support platform (42), and an electric clamp (43) is fixedly connected to the surface of the output end of the cylinder (41); The spraying device (3) comprises a dual-axis motor (31), a reciprocating screw (32), a movable plate (33), a transmission rod (34), a fixed rod (35), a fixed plate (36), an arc rod (37), an arc spray plate (38), a guide rod (39) and a guide ring (310), wherein the dual-axis motor (31) is fixedly connected to the top of the box body (1), the reciprocating screw (32) is fixedly connected to the top output end of the dual-axis motor (31), the movable plate (33) is movably connected to the surface of the reciprocating screw (32), and the transmission rod (34) is fixedly connected to the top of the box body (1). 34) is fixedly connected to the bottom of the moving plate (33), the fixing rod (35) is fixedly connected to the top of the box (1), the fixing plate (36) is fixedly connected to the top of the fixing rod (35), the arc rod (37) is fixedly connected to the surface of the bottom output end of the dual-axis motor (31), the arc spray plate (38) is slidably connected to the surface of the arc rod (37) through a spring, the guide rod (39) is fixedly connected to the front and rear sides of the arc spray plate (38), and the guide ring (310) is movably connected to the bottom end of the transmission rod (34); The top of the heat preservation box (2) is provided with a preheating device (5) for extracting excess heat from the box body (1) and preheating the workpiece in the heat preservation box (2), and the inner wall of the heat preservation box (2) is provided with a positioning device (6) for aligning the workpiece on the top of the conveyor table (4) and facilitating clamping by the electric clamp (43); The surface of the reciprocating screw (32) is provided with a cross-shaped spiral groove, the inner wall of the movable plate (33) is provided with a clamping block, and the clamping block is located in the cross-shaped spiral groove, the inner wall of the movable plate (33) is slidably connected to the surface of the fixed rod (35), and the bottom of the fixed plate (36) is rotatably connected to the top of the reciprocating screw (32); The surface of the transmission rod (34) is slidably connected to the inner wall of the top of the box body (1), the bottom of the guide ring (310) is provided with an arc-shaped protrusion, the bottom of the guide ring (310) and the surface of the guide rod (39) are in contact with each other, and the surface of the conveying platform (4) is fixedly connected to the inner wall of the heat preservation box (2); The preheating device (5) comprises an exhaust fan (51) and an air pipe (52), wherein the exhaust fan (51) is fixedly connected to the front of the box (1), and the air pipe (52) is fixedly connected to the front of the exhaust fan (51), and one end of the air pipe (52) away from the exhaust fan (51) is fixedly connected to the top of the heat preservation box (2); The preheating device (5) further comprises a support plate (53), a screw rod (54), a rotating disk (55), a transmission disk (56), a transmission plate (57), a moving block (58), a telescopic tube (59) and an inclined plate (510), wherein the support plate (53) is fixedly connected to the top of the heat preservation box (2), the inner wall of the support plate (53) is rotatably connected to the screw rod (54), the rotating disk (55) is fixedly connected to the rear end of the screw rod (54), the transmission disk (56) is rotatably connected to the top of the box body (1), the transmission plate (57) is movably connected to the surface of the screw rod (54), the moving block (58) is fixedly connected to the surface of the transmission plate (57), the telescopic tube (59) is rotatably connected to the top of the moving block (58), and the inclined plate (510) is fixedly connected to the inner wall of the moving block (58); The surface of the transmission rod (34) is provided with a non-self-locking spiral groove, the inner wall of the transmission disk (56) is provided with a block, and the block is located in the non-self-locking spiral groove, the surface of the transmission disk (56) and the rear part of the rotating disk (55) are in contact with each other, the surface of the spiral rod (54) is rotatably connected to the inner wall of the box body (1), the surface of the moving block (58) is slidably connected to the inner wall of the heat preservation box (2), the end of the telescopic tube (59) away from the moving block (58) is rotatably connected to the inner wall of the heat preservation box (2), the air pipe (52) is connected to the moving block (58) through the telescopic tube (59), and the surface of the inclined plate (510) is provided with a plurality of through holes, and the sizes of the plurality of through holes increase in sequence from left to right; The positioning device (6) comprises a limit rod (61), a slide plate (62), a guide groove (63), a telescopic rod (64) and a positioning plate (65); the limit rod (61) is fixedly connected to the bottom of the moving block (58); the slide plate (62) is slidably connected to the inner wall of the heat preservation box (2); the guide groove (63) is formed at the top of the slide plate (62); the telescopic rod (64) is fixedly connected to the surface of the slide plate (62); and the positioning plate (65) is fixedly connected to an end of the telescopic rod (64) away from the slide plate (62).

2. The surface thermal spraying equipment for non-standard metal components according to claim 1 is characterized in that: A spring is sleeved on the surface of the telescopic rod (64), and both ends of the spring are located between the positioning plate (65) and the slide plate (62). The surface of the bottom of the limiting rod (61) is in contact with the inner wall of the guide groove (63). The bottom of the positioning plate (65) is fixedly connected to a plurality of triangular plates.

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