Tank spraying device

Abstract

This invention relates to a can coating apparatus, comprising a spray gun, a sprocket, and a frame, and further comprising: a drive disc rotatably mounted on the frame, with the sprocket fixed to the drive disc; a coating base equipped with at least two spray guns, the coating base being coaxially arranged with the drive disc, and the spray guns being positioned opposite to the cans; a sliding shaft rotatably mounted or fixed on the frame, with the coating base movably mounted on the sliding shaft; a swinging device connected to the coating base, used to drive the coating base to reciprocate around the axis of the drive disc; a drive device connected to both the drive disc and the swinging device; and a telescopic device connected to the coating base, used to drive the coating base to reciprocate along the sliding shaft. The can coating apparatus provided by this invention can simultaneously coat multiple cans, and the spray guns can move with the cans without affecting the production line. It can also perform multiple reciprocating coats, effectively ensuring coating results, with high coating efficiency and a high degree of automation.

Description

Technical Field

[0001] The invention relates to a tank surface treatment device, in particular to a tank spraying device. Background Art

[0002] Aerosol cans are mostly iron cans, and the inner surface of the iron cans needs to be treated with anti-corrosion, and an anti-corrosion layer is sprayed on the inner surface. How to achieve automatic spraying and improve spraying efficiency is an urgent problem to be solved. Summary of the invention

[0003] In order to solve the above problems, the present invention provides a tank spraying device which can spray multiple tanks at the same time, has a fast spraying speed, good spraying effect, does not affect the movement of the assembly line, and has a high degree of automation. The specific technical solution is:

[0004] The tank spraying device comprises a spray gun, a sprocket and a frame, and further comprises: a driving disk, the driving disk is rotatably mounted on the frame, and the sprocket is fixed on the driving disk; a spraying seat, on which at least two spray guns are mounted, the spraying seat is coaxially arranged with the driving disk, and the spray guns are arranged opposite to the tank body; a sliding shaft, the sliding shaft is rotatably mounted or fixed on the frame, and the spraying seat is movably mounted on the sliding shaft; a swinging device, the swinging device is connected to the spraying seat, and the swinging device is used to drive the spraying seat to swing back and forth around the axis of the driving disk; a driving device, the driving device is respectively connected to the driving device and the driving device is connected to the driving device. The disk is connected to the swing device; a telescopic device, the telescopic device is connected to the spray seat, and the telescopic device is used to drive the spray seat to reciprocate along the sliding axis; the tank spraying device includes a spraying state and a loading state. In the spraying state, the telescopic device drives the spray gun inserted into the tank body to move and spray, and the spray gun rotates synchronously with the tank body around the axis of the driving disk under the action of the swing device. In the loading state, the spray gun is away from the tank body under the action of the telescopic device, and moves to a position opposite to the tank body to be sprayed under the action of the swing device, and rotates synchronously with the tank body to be sprayed around the axis of the driving disk.

[0005] By adopting the above technical solution, the telescopic device is used to insert and leave the tank body, and at the same time control the spray gun to move and spray inside the tank body, and can also move back and forth for spraying. The swing device makes the spray gun follow the tank body to move around the axis of the drive disk, so that the chain does not need to stop spraying, and the spraying and moving are synchronized, which greatly improves the processing efficiency. Since the spray gun is driven to spray reciprocally, the spraying effect is good, the spraying speed is fast, and the degree of automation is high.

[0006] Furthermore, the swing device includes: a swing plate, which is connected to the driving device and has a swing groove; a swing roller, which is movably located in the swing groove; a swing connecting rod, one end of which is provided with a swing roller; a swing block, which is rotatably connected to the other end of the swing connecting rod, and the swing block is rotatably installed or fixed on the sliding shaft; a swing rod, which is movably inserted into the spray seat and fixed on the swing block; the swing groove is used to drive the spray seat to swing back and forth around the axis of the driving plate through the swing roller, the swing connecting rod, the swing block and the swing rod.

[0007] By adopting the above technical solution, the swing groove is set according to the number of spray guns, so that the spray gun follows the tank body and rotates synchronously around the axis of the driving disk during spraying. After the spraying is completed and leaves the tank body, the spray seat is driven to drive the spray gun to move to the next tank body to be sprayed, and then inserted into the tank body, so that the spray gun follows the tank body again, works reciprocatingly, and realizes continuous spraying of the tank body.

[0008] Furthermore, two swing blocks are symmetrically provided and are rotatably mounted or fixed at two ends of the sliding shaft respectively; and two ends of the swing rod are respectively connected to the two swing blocks.

[0009] By adopting the above technical solution, multiple swing rods and swing blocks improve stability and ensure that the spray seat rotates synchronously with the driving disk.

[0010] Furthermore, the driving device includes: a driving motor, which is fixed on the frame; a driving rod, which is rotatably mounted on the frame, connected to the driving motor, and one end of the driving rod is connected to the swing plate; a driving gear, which is fixed to the other end of the driving rod; and a driven gear, which is fixed to the driving plate and meshes with the driving gear.

[0011] By adopting the above technical solution, the driving rod realizes the rotation of the driving plate and the swing plate, which greatly simplifies the transmission structure, reduces the number of motors, makes control more convenient, and makes the structure more compact.

[0012] Furthermore, the telescopic device includes: a sliding seat, which is rotatably mounted on the spray seat; a positioning shaft, which is fixed on the frame and the sliding seat is slidably inserted on the positioning shaft; an upper connecting rod, one end of which is rotatably connected to the sliding seat; a telescopic rod, which is rotatably mounted on the frame and one end of which is rotatably connected to the other end of the upper connecting rod; a lower connecting rod, one end of which is rotatably connected to the other end of the telescopic rod; an eccentric block, which is rotatably connected to the other end of the lower connecting rod; and a telescopic motor, an eccentric block being mounted on the telescopic motor, and the telescopic motor is fixed to the frame.

[0013] By adopting the above technical solution, the telescopic motor drives the eccentric block to move, the eccentric block drives the lower connecting rod to move, the lower connecting rod drives the telescopic rod to do a seesaw motion, the telescopic rod drives the sliding seat through the upper connecting rod, and the sliding seat drives the spraying seat to reciprocate along the axis of the sliding shaft, thereby realizing the spray gun inserting and leaving the tank body, and reciprocating movement in the tank body for spraying.

[0014] Furthermore, there are no less than six spray guns, which are divided into two groups and symmetrically arranged.

[0015] By adopting the above technical solutions, multiple spray guns can greatly improve spraying efficiency, reduce turnaround time, and improve the rhythm of the production line.

[0016] Compared with the prior art, the present invention has the following beneficial effects:

[0017] The tank spraying device provided by the present invention can spray multiple tanks at the same time, and the spray gun can move with the tank without affecting the movement of the assembly line. It can also spray back and forth multiple times, effectively ensuring the spraying effect, with high spraying efficiency and high degree of automation. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 is a cross-sectional view of a tank spraying device;

[0019] Figure 2 This is the front view of the tank spraying device behind the hidden frame;

[0020] Figure 3 It is a three-dimensional picture of the tank spraying device behind the hidden frame;

[0021] Figure 4 It is a schematic diagram of the structure of the tank spraying device behind the hidden drive disc;

[0022] Figure 5 It is a structural diagram of the spraying seat. DETAILED DESCRIPTION

[0023] The present invention will be further described with reference to the accompanying drawings.

[0024] like Figures 1 to 5 As shown, the tank spraying device includes a spray gun 20, a sprocket 12 and a frame 92, and also includes: a driving disk 11, the driving disk 11 is rotatably mounted on the frame 92, and the sprocket 12 is fixed on the driving disk 11; a spraying seat 3, the spraying seat 3 is equipped with no less than two spray guns 20, the spraying seat 3 is coaxially arranged with the driving disk 11, and the spray gun 20 is arranged opposite to the tank body 10; a sliding shaft 2, the sliding shaft 2 is rotatably mounted or fixed on the frame 92, and the spraying seat 3 is movably mounted on the sliding shaft 2; a swinging device, the swinging device is connected to the spraying seat 3, and the swinging device is used to drive the spraying seat 3 to swing back and forth around the axis of the driving disk 11; a driving device, the driving device is divided into The telescopic device is connected to the spray seat 3, and the telescopic device is used to drive the spray seat 3 to reciprocate along the sliding shaft 2; the tank spraying device includes a spraying state and a feeding state. In the spraying state, the telescopic device drives the spray gun 20 to be inserted into the tank body 10 and move for spraying, and the spray gun 20 rotates synchronously with the tank body 10 around the axis of the driving disk 11 under the action of the swing device. In the feeding state, the spray gun 20 is away from the tank body 10 under the action of the telescopic device, and moves to a position opposite to the tank body 10 to be sprayed under the action of the swing device, and rotates synchronously with the tank body 10 to be sprayed around the axis of the driving disk 11.

[0025] The telescopic device is used to insert and leave the tank body 10, and at the same time control the spray gun 20 to move and spray inside the tank body 10, and can also move back and forth for spraying. The swing device makes the spray gun 20 follow the tank body 10 to move around the axis of the drive disk 11, so that the chain does not need to stop spraying, and the spraying and moving are synchronized, which greatly improves the processing efficiency. Since the spray gun 20 is driven to spray back and forth, the spraying effect is good, the spraying speed is fast, and the degree of automation is high.

[0026] The tank body 10 is inserted into the interior of the fixing cylinder 91 . The fixing cylinder 91 is installed on a chain. The chain is sleeved on the sprocket 12 . The fixing cylinder 91 drives the tank body 10 to rotate around the axis of the driving disk 11 .

[0027] The swing device includes: a swing plate 51, which is connected to the driving device and is provided with a swing groove 511; a swing roller 64, which is movably located in the swing groove 511; a swing connecting rod 63, one end of which is provided with a swing roller 64; a swing block 61, which is rotatably connected to the other end of the swing connecting rod 63, and the swing block 61 is rotatably installed or fixed on the sliding shaft 2; a swing rod 62, which is movably inserted into the spray seat 3 and fixed on the swing block 61; the swing groove 511 is used to drive the spray seat 3 to swing back and forth around the axis of the driving plate 11 through the swing roller 64, the swing connecting rod 63, the swing block 61 and the swing rod 62.

[0028] The swing groove 511 is set according to the number of spray guns 20, so that the spray gun 20 follows the tank body 10 and rotates synchronously around the axis of the driving disk 11 during spraying. After completing the spraying and leaving the tank body 10, the spray seat 3 is driven to drive the spray gun 20 to move to the next tank body 10 to be sprayed, and then inserted into the tank body 10, so that the spray gun 20 follows the tank body 10 again, works reciprocatingly, and realizes continuous spraying of the tank body 10.

[0029] Two swing blocks 61 are symmetrically provided and are rotatably mounted or fixed at two ends of the sliding shaft 2 respectively; two ends of the swing rod 62 are connected to the two swing blocks 61 respectively.

[0030] The plurality of swing rods 62 and the swing blocks 61 improve stability and ensure that the spraying seat 3 rotates synchronously with the driving disk 11 .

[0031] When the swing block 61 is fixedly connected to the sliding shaft 2 , the stability of the spraying seat 3 driven by the swing block 61 can be improved.

[0032] Two swing holes 32 are symmetrically provided on the spraying seat 3 , and the swing rod 62 is movably inserted into the swing hole 32 .

[0033] The driving device includes: a driving motor 57, which is fixed on the frame 92; a driving rod 52, which is rotatably mounted on the frame 92, the driving rod 52 is connected to the driving motor 57, and one end of the driving rod 52 is connected to the swing plate 51; a driving gear 53, which is fixed to the other end of the driving rod 52; and a driven gear 54, which is fixed on the driving plate 11 and meshes with the driving gear 53.

[0034] The driving rod 52 realizes the rotation of the driving plate 11 and the swing plate 51, which greatly simplifies the transmission structure, reduces the number of motors, makes the control more convenient, and makes the structure more compact.

[0035] Specifically, the driving motor 57 is connected to the reducer 56 , and the reducer 56 is connected to the driving rod 52 via a transmission chain and a transmission sprocket 55 .

[0036] The telescopic device includes: a sliding seat 41, which is rotatably mounted on the spray seat 3; a positioning shaft 48, which is fixed on the frame 92, and the sliding seat 41 is slidably inserted on the positioning shaft 48; an upper connecting rod 42, one end of which is rotatably connected to the sliding seat 41; a telescopic rod 43, which is rotatably mounted on the frame 92, and one end of which is rotatably connected to the other end of the upper connecting rod 42; a lower connecting rod 44, one end of which is rotatably connected to the other end of the telescopic rod 43; an eccentric block 45, which is rotatably connected to the other end of the lower connecting rod 44; a telescopic motor 46, which is equipped with an eccentric block 45, and the telescopic motor 46 is fixed on the frame 92.

[0037] The telescopic motor 46 drives the eccentric block 45 to move, the eccentric block 45 drives the lower connecting rod 44 to move, the lower connecting rod 44 drives the telescopic rod 43 to do a seesaw motion, the telescopic rod 43 drives the sliding seat 41 through the upper connecting rod 42, and the sliding seat 41 drives the spraying seat 3 to reciprocate along the axis of the sliding shaft 2, thereby realizing the spray gun 20 inserting and leaving the tank body 10, and reciprocating in the tank body 10 for spraying.

[0038] The telescopic rod 43 is rotatably mounted on a rotating seat 47 , and the rotating seat 47 is fixed on the frame 92 .

[0039] The spray seat 3 is provided with a connecting shaft 31, and the sliding seat 41 is rotatably mounted on the connecting shaft 31 through a bearing. The sliding seat 41 can only rotate but cannot move axially. Therefore, the sliding seat 41 can drive the spray seat 3 to slide along the axis of the sliding shaft 2 and rotate.

[0040] There are no less than six spray guns 20, which are divided into two groups and symmetrically arranged. A plurality of spray guns 20 can greatly improve spraying efficiency, reduce turnaround time, and improve the beat of the production line.

[0041] During operation, the driving motor 57 drives the driving disc 11 and the swinging disc 51 to rotate through the driving rod 52, the driving disc 11 drives the sprocket 12 to rotate, the sprocket 12 drives the fixed cylinder 91 to rotate around the axis of the driving disc 11, the swinging disc 51 drives the spraying seat 3 to rotate around the axis of the driving disc 11 through the swinging groove 511, etc., the tank body 10 is inserted into the fixed cylinder 91 at the feeding end through the feeding device, and then the telescopic motor 46 drives the spraying seat 3 to move toward the driving disc 11 along the axis of the sliding shaft 2 through the telescopic rod 43, etc., and the spraying The gun 20 is inserted into the tank body 10, and then the spray gun 20 rotates with the tank body 10 around the axis of the driving disk 11 while reciprocating to spray. When the spraying is completed, the spray gun 20 withdraws from the tank body 10 driven by the telescopic device, and then the spray seat 3 moves to the next group of tank bodies 10 to be sprayed under the action of the swing groove 511. After moving into place, the telescopic device drives the spray gun 20 to be inserted into the tank body 10 to achieve staggered spraying, thereby ensuring that all tank bodies 10 are sprayed, which greatly improves the spraying efficiency.

[0042] One motor realizes rotation, and one motor realizes movement of the spray gun 20. The structure and control are simple, and spraying and movement are performed synchronously, which greatly shortens the overall spraying time, improves spraying efficiency, and has a high degree of automation.

[0043] The technical principle of the present invention is described above in conjunction with specific embodiments. These descriptions are only for explaining the principle of the present invention and cannot be interpreted as limiting the protection scope of the present invention in any way. Based on the explanations herein, those skilled in the art can associate other specific implementations of the present invention without paying creative labor, and these methods will fall within the protection scope of the claims of the present invention.

Claims

1. A tank spraying device, comprising a spray gun, a sprocket and a frame, characterized in that: Also includes: A driving disk, the driving disk is rotatably mounted on the frame, and the sprocket is fixed on the driving disk; A spraying seat, on which at least two spray guns are mounted, the spraying seat is coaxially arranged with the driving disk, and the spray guns are arranged opposite to the tank body; A sliding shaft, the sliding shaft is rotatably mounted or fixed on the frame, and the spraying seat is movably mounted on the sliding shaft; A swing device, the swing device is connected to the spray seat, and the swing device is used to drive the spray seat to swing back and forth around the axis of the driving disk; A driving device, the driving device is connected to the driving disk and the swing device respectively; A telescopic device, the telescopic device is connected to the spray seat, and the telescopic device is used to drive the spray seat to reciprocate along the sliding shaft; The tank spraying device includes a spraying state and a feeding state. In the spraying state, the telescopic device drives the spray gun inserted into the tank body to move and spray, and the spray gun rotates synchronously with the tank body around the axis of the driving disk under the action of the swing device. In the feeding state, the spray gun is away from the tank body under the action of the telescopic device, and moves to a position relative to the tank body to be sprayed under the action of the swing device, and rotates synchronously with the tank body to be sprayed around the axis of the driving disk. The swing device comprises: A swing plate, the swing plate is connected to the driving device, and a swing groove is provided on the swing plate; A swing roller, the swing roller is movably located in the swing groove; A swing connecting rod, one end of which is provided with a swing roller; A swing block, the swing block is rotatably connected to the other end of the swing connecting rod, and the swing block is rotatably mounted or fixed on the sliding shaft; A swing rod, the swing rod is movably inserted into the spraying seat and fixed on the swing block; The swing groove is used to drive the spray seat to swing back and forth around the axis of the driving disk through the swing roller, the swing connecting rod, the swing block and the swing rod. The driving device comprises: A driving motor, wherein the driving motor is fixed on the frame; A driving rod, the driving rod is rotatably mounted on the frame, the driving rod is connected to the driving motor, and one end of the driving rod is connected to the swing plate; A driving gear, the driving gear being fixed to the other end of the driving rod; A driven gear is fixed on the driving plate and meshes with the driving gear. The telescopic device comprises: A sliding seat, the sliding seat being rotatably mounted on the spraying seat; A positioning shaft, the positioning shaft is fixed on the frame, and the sliding seat is slidably inserted on the positioning shaft; An upper connecting rod, one end of which is rotatably connected to the sliding seat; A telescopic rod, the telescopic rod is rotatably mounted on the frame, and one end of the telescopic rod is rotatably connected to the other end of the upper connecting rod; A lower connecting rod, one end of which is rotatably connected to the other end of the telescopic rod; An eccentric block, the eccentric block is rotatably connected to the other end of the lower connecting rod; A telescopic motor is provided with an eccentric block and is fixed on the frame.

2. The tank spraying device according to claim 1, characterized in that: The swing blocks are symmetrically provided with two, which are rotatably mounted on the two ends of the sliding shaft respectively; Two ends of the swing rod are respectively connected to the two swing blocks.

3. The tank spraying device according to claim 1, characterized in that: There are no less than six spray guns, which are divided into two groups and symmetrically arranged.

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