Powder feeding mechanism for roller thermal spraying equipment

Abstract

The utility model belongs to the technical field of powder feeding devices, and particularly discloses a powder feeding mechanism for roller thermal spraying equipment, which comprises a base plate and a tank body, the tank body is arranged between two sides of the top end of the base plate, a hopper is arranged on the right side of the top end of the tank body, and stand columns are respectively welded between four corners of the outer side of the bottom of the hopper and the base plate. And a frame body is mounted in the center outside the top end of the hopper. According to the powder feeding mechanism for the roller thermal spraying equipment, the frame body is installed in the center of the exterior of the top end of the hopper, the air cylinder is started to settle the pressing block through the piston rod extending downwards, the pressing block is forced to make contact with the upper portion of the material guiding roller, the material guiding roller moves up and down in the circular groove, and continuous tamping can be conducted at a conveying pipe at the bottom end in the hopper; the powder is forced to penetrate through the conveying pipe, the first valve and the hose from the lower portion and enter the tank body, after the motor is started, materials are conveyed from right to left through the screw rod, and the problem that a hopper is prone to being blocked is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to powder feeding device technical field, concretely is a kind of powder feeding mechanism for roller thermal spraying equipment. BACKGROUND

[0002] Roller is a kind of machining part by shaft head, roll neck and roll body three parts, often used on rolling mill, can be implemented extrusion plastic shaping etc. to the metal object of transmission, and roller is oxidized and corroded in long time working process, needs to be sprayed and cared when maintaining.

[0003] In order to supply the powder used for spraying equipment, powder feeding mechanism is often used, material is guided to the pipe opening in the form of spiral conveying, and then sprayed on the surface of roller by spray gun under the action of pump body, such conveying equipment often uses hopper to contain powder material, if powder is accumulated, it will affect powder to enter the conveying mechanism below, cause blockage, it is difficult to guarantee the efficiency of powder feeding mechanism.

[0004] Now, a kind of powder feeding mechanism for roller thermal spraying equipment is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model is to provide a kind of powder feeding mechanism for roller thermal spraying equipment, to solve the problem that hopper is easily blocked in the above background art.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of powder feeding mechanism for roller thermal spraying equipment, including base plate and tank body, the both sides between the top of base plate are provided with tank body, and the top right side of tank body is provided with hopper, the four corners of the outside of the bottom of hopper are respectively welded with stand between base plate, the center of the outside of the top of hopper is installed with frame, and the left side of the top of frame is installed with cylinder one, the bottom of the piston rod of cylinder one is fixed with pressing block, the center of the inside of the top of tank body is provided with round groove, and the inside of round groove is movably connected with material guiding stick, the top of material guiding stick is welded with spring between hopper, the upper left corner of hopper is installed with cover plate, the center of the bottom of hopper is fixed with conveying pipe, and the lower of conveying pipe is installed with valve one, the bottom of valve one is fixed with flexible pipe between tank body, the right side of the inside of tank body is movably connected with screw rod, the right side of the outside of tank body is installed with motor.

[0007] As a further technical scheme of the utility model, the piston rod of cylinder one vertically lifts pressing block, and the pressing block is fixedly connected with material guiding stick.

[0008] As a further technical scheme of the utility model, the spring is sleeved on the outside of material guiding stick, and the spring and material guiding stick are sleeved together like a center.

[0009] As a further technical scheme of the utility model, the lower support is fixed at the center of both sides of the top end of the base plate, and the front end of the lower support is threadedly connected with a bolt, and a cylinder two is movably connected between the front and back of the inside of the lower support.

[0010] As a further technical scheme of the utility model, the piston rod top end of the cylinder two is movably connected between the front and back of the inside of the upper support, and the bolt can abut against the cylinder two shell in the inside of the lower support.

[0011] As a further technical scheme of the utility model, the right side of the inside of the top end of the tank body is provided with a slot, the upper side of the inside of the tank body is provided with a slot, and a plug-in plate is fixedly installed in the slot, the right side of the inside of the plug-in plate is provided with a through slot, a brush strip is installed between the two sides of the bottom of the plug-in plate, a discharge pipe is installed on the left side of the tank body, and a valve two is installed on the discharge pipe.

[0012] Compared with the prior art, the utility model has the beneficial effects that the powder feeding mechanism for the roller thermal spraying equipment not only realizes dredging of the hopper, adjustment of the conveying angle, but also realizes cleaning of the spiral conveying rod.

[0013] (1) by installing the frame at the center of the top end of the hopper, starting the cylinder one and sinking the pressing block by means of the downward extending piston rod, forcing the pressing block to contact the upper side of the material guiding stick, making the material guiding stick move up and down in the inside of the circular groove, constantly tamping and pressing at the conveying pipe at the bottom end of the inside of the hopper, forcing the powder to pass through the conveying pipe, the valve one and the hose from the bottom and enter the tank body, after starting the motor, the powder is conveyed from right to left by the spiral rod, when the pressing block rises, the material guiding stick automatically rises and resets under the support of the spring to wait for the next sinking;

[0014] (2) by movably connecting the cylinder two between the front and back of the inside of the lower support, two people respectively rotate the cylinder two in the lower support on both sides of the base plate, after adjusting the inclination angle of the tank body, screwing the bolt into the screw hole of the lower support to reinforce, then starting the cylinder two and lifting or pulling the two sides of the tank body by the piston rod, forcing the tank body to present the state of left low and right high, and the inclination angle can be adjusted, facilitating the connection of the discharge pipe to the pipeline leading to the spraying equipment;

[0015] (3) by movably connecting the spiral rod at the right side of the inside of the tank body, controlling the spiral rod to rotate transversely in the tank body by the motor, the powder guided out at the hose can be moved to the discharge pipe at the left side by the spiral blade, after the valve two is opened, the powder can be fed, the cover of the tank body is previously opened and the plug-in plate is installed in the slot above by the screw, at this time, the slot and the through slot are aligned, facilitating the powder feeding of the hose, and the powder can also be swept on the shaft body and the blade when the spiral rod rotates, avoiding too much powder adsorbed on the spiral rod. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the front view sectional structure schematic view of the utility model;

[0017] Figure 2 It is the front view structure schematic view of the utility model's frame body;

[0018] Figure 3 It is the front view structure schematic view of the utility model's cylinder two;

[0019] Figure 4 It is the front view sectional structure schematic view of the utility model's tank body.

[0020] In the drawing: 1, base plate; 2, tank body; 3, spiral rod; 4, upper support; 5, lower support; 6, motor; 7, stand; 8, hopper; 9, frame body; 10, cylinder one; 11, cover plate; 12, material guiding stick; 13, conveying pipe; 14, valve one; 15, hose; 16, insertion slot; 17, insertion plate; 18, valve two; 19, discharging pipe; 20, circular groove; 21, spring; 22, pressing block; 23, cylinder two; 24, bolt; 25, brush strip; 26, slotted; 27, through groove. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be apparently and completely described below with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor belong to the range protected by the utility model.

[0022] Please refer to Figures 1-4 The utility model provides a kind of powder feeding mechanism for roller thermal spraying equipment: a kind of base plate 1 and tank body 2, tank body 2 is arranged between the top end of base plate 1 two sides, and the top end right side of tank body 2 is provided with hopper 8, and the bottom outside four corners of hopper 8 are respectively welded with stand 7 between base plate 1, the center of the top outside of hopper 8 is installed with frame body 9, and the left side of frame body 9 top end is installed with cylinder one 10, the piston rod bottom of cylinder one 10 is fixed with pressing block 22, the center of the inside of tank body 2 top end is provided with circular groove 20, and material guiding stick 12 is movably connected in circular groove 20, spring 21 is welded between the top end of material guiding stick 12 and hopper 8, the upper left corner of hopper 8 is installed with cover plate 11, the center of the bottom of hopper 8 is fixed with conveying pipe 13, and valve one 14 is installed below conveying pipe 13, and hose 15 is fixed between the bottom of valve one 14 and tank body 2, spiral rod 3 is movably connected with the right side in tank body 2, and motor 6 is installed with the right side outside tank body 2;

[0023] The piston rod of the cylinder 10 vertically lifts the pressing block 22, the pressing block 22 is fixedly connected with the material guiding rod 12, the spring 21 is sleeved outside the material guiding rod 12, and the spring 21 is sleeved with the material guiding rod 12 as a center;

[0024] Specifically, as shown in Figure 1 and Figure 2 , the cylinder 10 is started and the pressing block 22 is lowered by the downward extending piston rod, the pressing block 22 is forced to contact the upper part of the material guiding rod 12, so that the material guiding rod 12 moves up and down in the inner part of the circular groove 20, and continuously stirs and presses at the conveying pipe 13 at the bottom end in the inner part of the hopper 8, so that the powder is forced to pass through the conveying pipe 13, the valve 14 and the hose 15 from the lower part and into the tank 2, and the powder is conveyed from right to left by the screw rod 3 after the motor 6 is started.

[0025] The lower support 5 is fixed at the center of the two sides of the top end of the base plate 1, the front end of the lower support 5 is threadedly connected with the bolt 24, the cylinder 23 is movably connected between the front and back inside the lower support 5, the upper support 4 is fixed at the center of the two sides of the lower part outside the tank 2, the piston rod of the cylinder 23 is movably connected between the front and back inside the upper support 4, and the bolt 24 can abut against the outer shell of the cylinder 23 inside the lower support 5;

[0026] Specifically, as shown in Figure 1 and Figure 3 , two people respectively rotate the cylinder 23 in the lower support 5 on the two sides of the base plate 1, after adjusting the inclination angle of the tank 2, the bolt 24 is screwed into the threaded hole of the lower support 5 to reinforce, then the cylinder 23 is started and the two sides of the tank 2 are lifted or pulled by the piston rod, so that the tank 2 is in a state of being low on the left and high on the right, and the inclination angle can be adjusted, which is convenient for connecting the spraying equipment.

[0027] The right side of the inner top end of the tank 2 is provided with a slot 26, the upper part of the inner part of the tank 2 is provided with a slot 16, the plug-in plate 17 is fixedly installed in the slot 16, the through slot 27 is arranged on the right side of the inner part of the plug-in plate 17, the brush strip 25 is installed between the two sides of the bottom of the plug-in plate 17, the discharge pipe 19 is installed on the left side of the tank 2, and the valve 18 is installed on the discharge pipe 19;

[0028] Specifically, as shown in Figure 1 and Figure 4 , the motor 6 controls the transverse rotation of the screw rod 3 in the tank 2, the powder guided out at the hose 15 can be moved to the discharge pipe 19 on the left side through the helical blade, and the powder can be fed after the valve 18 is opened, the cover of the tank 2 is previously opened and the plug-in plate 17 is installed in the slot 16 on the upper part by a screw, at this time, the slot 26 and the through slot 27 are aligned, which is convenient for feeding the powder by the hose 15, and the shaft body and the blade can be cleaned by the powder when the screw rod 3 rotates.

[0029] Working principle: the utility model discloses in use, two people are in the air cylinder two 23 of lower support 5 in the both sides of base plate 1 respectively, after adjusting the inclination angle of jar body 2, screw in the threaded hole of lower support 5 and screw 24 are implemented to reinforce, then open air cylinder two 23 and with piston rod lift or pull the both sides of jar body 2, force jar body 2 to present left low right high state, then with motor 6 control screw rod 3 in jar body 2 transverse rotation can be through helical blade and export the powder of hose 15 to left side's discharge pipe 19, when valve two 18 opens, can feed, previously uncover the cover of jar body 2 and in the upper slot 16 with screw installs plugboard 17, the slot 26, through slot 27 of this time have been aligned, facilitate hose 15 feeding, also can when screw rod 3 rotates to the shaft body and blade are swept, avoid the powder of screw rod 3 and adsorb too much, synchronous starting air cylinder one 10 and by virtue of the piston rod of downward stretching and sinking pressure block 22, force pressure block 22 to contact the upper of material guiding stick 12, make material guiding stick 12 in the inside of round groove 20 move up and down, can in the conveying pipe 13 of hopper 8 inside bottom end constantly tamp, force powder to pass conveying pipe 13, valve one 14 and hose 15 from below and enter jar body 2, and not to block.

[0030] It is obvious for those skilled in the art that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the involved claims.

Claims

1. A powder feeding mechanism for a roll thermal spraying apparatus, comprising a base plate (1) and a tank body (2), characterized in that: The both sides between the top of the base plate (1) is provided with a tank (2), and the top right side of the tank (2) is provided with a hopper (8), the bottom outside of the four corners of the hopper (8) is welded with a column (7) between the base plate (1), the top outside of the center of the hopper (8) is installed with a frame (9), and the left side of the top of the frame (9) is installed with a cylinder (10), the bottom of the piston rod of the cylinder (10) is fixed with a pressing block (22), the center of the top inside of the tank (2) is provided with a circular groove (20), and the inside of the circular groove (20) is movably connected with a guide stick (12), the top of the guide stick (12) is welded with a spring (21) between the hopper (8), the upper left corner of the hopper (8) is installed with a cover plate (11), the center of the bottom of the hopper (8) is fixed with a conveying pipe (13), and the lower side of the conveying pipe (13) is installed with a valve (14), the bottom of the valve (14) is fixed with a hose (15) between the tank (2), the right side inside of the tank (2) is movably connected with a spiral rod (3), and the right side outside of the tank (2) is installed with a motor (6).

2. A powder feeding mechanism for a roll thermal spraying apparatus according to claim 1, characterized in that: The piston rod of the cylinder (10) vertically lifts the pressing block (22), and the pressing block (22) is fixedly connected with the guide stick (12).

3. The powder feeding mechanism for a roll thermal spraying apparatus according to claim 1, wherein: The spring (21) is sleeved on the outside of the guide stick (12), and the spring (21) and the guide stick (12) are sleeved together like a center.

4. The powder feeding mechanism for a roll thermal spraying apparatus according to claim 1, wherein: The center of the both sides of the top of the base plate (1) is fixed with a lower support (5), and the front end of the lower support (5) is threadedly connected with a bolt (24), the front and back of the inside of the lower support (5) is movably connected with a cylinder (23), and the center of the both sides of the lower side of the outside of the tank (2) is fixed with an upper support (4).

5. A powder delivery mechanism for a roll thermal spray apparatus as defined in claim 4, wherein: The top end of the piston rod of the cylinder (23) is movably connected between the front and back of the inside of the upper support (4), and the bolt (24) can abut against the shell of the cylinder (23) in the inside of the lower support (5).

6. A powder feeding mechanism for a roll thermal spraying apparatus according to claim 1, characterized in that: The right side inside of the top of the tank (2) is provided with a slot (26), the upper side of the inside of the tank (2) is provided with a slot (16), and the inside of the slot (16) is fixedly installed with a plug plate (17), the right side of the inside of the plug plate (17) is provided with a through slot (27), the both sides of the bottom of the plug plate (17) is installed with a brush strip (25), the left side of the tank (2) is installed with a discharge pipe (19), and the valve (18) is installed on the discharge pipe (19).

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