CN217165134U - Coating device for inner wall of cylindrical part - Google Patents

Abstract

The utility model discloses a coating device for the inner wall of a tubular part, which comprises a frame, wherein a lifting device is arranged above the frame, a throwing component which is used for being arranged in an inner cavity of a container and coating the inner wall of the container is connected below the lifting device, the throwing component comprises a connecting seat connected with the lifting device, the central position of the connecting seat is rotatably connected with a central shaft, the central shaft is a hollow shaft, the lower end of the central shaft extends to the lower position of the connecting seat, the end part of the central shaft is connected with a turntable, and the upper surface of the connecting seat is provided with a motor. The method has the advantages of high coating efficiency, good effect, easy operation and the like.

Description

Coating device for inner wall of cylindrical part

Technical Field

The utility model belongs to the technical field of the coating device design, concretely relates to coating device for tube-shape spare inner wall.

Background

At present, in the industrial field, after the processing and manufacturing of some cylindrical containers are finished, a layer of protective film needs to be coated on the inner wall of the cylindrical containers, the two main methods for coating the inner wall of the cylindrical containers are adopted in the prior art, one method is to prepare a coating with high solid content and high viscosity, and the coating is coated on the inner wall of the container by adopting a brush or a roller, so that the working method has low efficiency and can not improve the working efficiency; the second is a spraying mode, the viscosity of the coating is low, the solid content is low, but the drying speed is slow; the inner wall coating is carried out in the two modes in a handheld mode, and after the work is finished, the problem of uneven inner wall surface coating is easily caused, so that the working quality is influenced.

Disclosure of Invention

The utility model discloses a solve above-mentioned technical problem, provide a coating device for tube-shape spare inner wall, its structural design is simple reasonable, it is convenient to use, adopts the centrifugation mode of throwing away, utilizes centrifugal force to throw away thick liquids and coats in the inner wall position of container, has the advantage that thick liquids solid content is high, coating efficiency is high, the coating is effectual, easy operation.

The utility model adopts the technical proposal that: the utility model provides a coating device for tube-shape spare inner wall, which comprises a frame, elevating gear is installed to the top of frame, elevating gear's below is connected with and is used for arranging in the container inner chamber and carry out the throwing of coating to the container inner wall and get rid of the subassembly, throw and get rid of the subassembly and include the connecting seat that links to each other with elevating gear, the rotatable center pin that is connected with of central point position of connecting seat, the center pin is the hollow shaft, the lower extreme of center pin extends to the below position and the end connection of connecting seat and has the carousel, the last surface mounting of connecting seat has the motor, the axle head of motor is connected with the driving gear, the driving gear meshes with the driven gear who installs at the center epaxial center, the upper end of center pin is connected with rotary joint, the last material pipe that is connected with of rotary joint.

The frame includes connecting plate, riser, diaphragm and gusset, and the connecting plate is installed in the riser bottom and is fixed on the workshop subaerial through positioning bolt, and the diaphragm is installed in the top position of riser, and the below of diaphragm has the space of placing the container, and the gusset is installed in the junction of diaphragm and riser.

The carousel includes the bottom plate, and the last surface mounting of bottom plate has a plurality of baffles, forms the material chamber that is used for saving thick liquids between a plurality of baffles, and the four corners position in material chamber has the export that makes the material chamber derive, and export position department detachable installs the end cap, and the upper cover is installed through the bolt in the top of baffle.

The lifting device is a cylinder, the cylinder is installed on the upper surface of the transverse plate, and a telescopic rod of the cylinder extends to the position below the transverse plate and the lower end of the telescopic rod is connected with the connecting seat.

The coating device for the inner wall of the cylindrical part moves a container to be coated on the inner wall to the lower part of a transverse plate, and adjusts the position of the container, so that the axis of a central shaft is coincident with the central line of the container, at the moment, a driving gear is driven to rotate by a motor, the driving gear drives a driven gear meshed with the driving gear to rotate, the driven gear drives a central shaft to rotate, a turntable rotates in the container, meanwhile, the other end of a material pipe is connected with a pump body, the pump body is connected with slurry, the slurry is guided into the central shaft by the material pipe and then is guided into a material cavity in the turntable from the inside of the central shaft, after the slurry enters the material cavity, the slurry can be guided out from an outlet at the edge of the material cavity under the action of centrifugal force due to the rotation of the turntable, and is thrown to the surface of the inner wall of the container, and in the throwing process, a connecting seat and the turntable below are driven by a lifting device to carry out lifting motion in the container, gradually moving from the bottom of the container to the upper part of the container or gradually moving from the upper part of the container to the bottom of the container until the whole coating work is finished.

A lifting device is arranged above the rack; the purpose of this is: the automatic lifting device is used for driving the connecting seat and the rotary table below to achieve the automatic lifting effect, replaces a manual lifting mode, and has the advantages of being even in coating and high in efficiency.

The throwing component comprises a connecting seat connected with the lifting device, the central position of the connecting seat is rotatably connected with a central shaft, and the central shaft is a hollow shaft; the purpose of this is: the central shaft not only transmits power to the turntable to drive the turntable to rotate, but also can guide slurry into the turntable from the inside of the central shaft, so that the slurry is conveyed.

The lower end of the central shaft extends to the position below the connecting seat, and the end part of the central shaft is connected with a rotary table; the purpose of this is: the rotary disc is used for rotating during working, so that slurry entering the rotary disc is thrown out towards the inner wall of the container under the action of centrifugal force, and the centrifugal coating effect is achieved.

The shaft end of the motor is connected with a driving gear, and the driving gear is meshed with a driven gear arranged on a central shaft; the purpose of this is: the rotary disc device is used for providing a power source for the rotary work of the rotary disc and ensuring the normal rotation of the rotary disc.

The upper end of the central shaft is connected with a rotary joint, and a material pipe is connected to the rotary joint; the purpose of this is: the material pipe is ensured not to be wound through the rotating structure when the central shaft rotates, and the normal operation of slurry conveying is ensured.

The utility model has the advantages that:

the utility model relates to a simple structure, it is convenient to use, adopts the centrifugation mode of throwing away, has replaced traditional drum-type to apply paint with a brush the mode with the spray gun spraying, utilizes centrifugal force to throw away thick liquids and coats in the inner wall position of container, and the solid content of the ground paste that matches is higher than the used ground paste of spray gun spraying method, and efficiency is showing to be higher than the drum-type and applies paint with a brush, synthesizes and has advantages such as coating efficiency height, effectual, easy operation.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural diagram of the turntable of the present invention.

The labels in the figure are: 1. a connecting plate; 2. positioning the bolt; 3. a vertical plate; 4. a rib plate; 5. a transverse plate; 6. a lifting device; 7. a material pipe; 8. a rotary joint; 9. a driven gear; 10. a driving gear; 11. a motor; 12. a connecting seat; 13. a central shaft; 14. a turntable; 1401. an upper cover; 1402. a base plate; 1403. a material cavity; 1404. a plug; 1405. a separator.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.

As shown in the figure, a coating device for tube-shape spare inner wall, which comprises a frame, elevating gear 6 is installed to the top of frame, elevating gear 6's below is connected with and is used for arranging in the container inner chamber and carry out the throwing subassembly that coats the container inner wall, throw the subassembly and include connecting seat 12 that links to each other with elevating gear 6, the rotatable center pin 13 that is connected with in central point of connecting seat 12 puts, center pin 13 passes through the bearing and links to each other with connecting seat 12, center pin 13 is the hollow shaft, the lower extreme of center pin 13 extends to the below position of connecting seat 12 and end connection has carousel 14, the last surface mounting of connecting seat 12 has motor 11, the axle head of motor 11 is connected with driving gear 10, driving gear 10 meshes with driven gear 9 of installing on center pin 13, the upper end of center pin 13 is connected with rotary joint 8, be connected with material pipe 7 on the rotary joint 8.

The machine frame comprises a connecting plate 1, a vertical plate 3, a transverse plate 5 and a rib plate 4, wherein the connecting plate 1 is installed at the bottom of the vertical plate 3 and is fixed on the workshop floor through a positioning bolt 2, the transverse plate 5 is installed at the top of the vertical plate 3, a space for placing a container is arranged below the transverse plate 5, and the rib plate 4 is installed at the connecting part of the transverse plate 5 and the vertical plate 3; fix connecting plate 1 on the workshop ground, can make whole rack construction remain stable, avoid the focus unstability and take place the slope, just so can make the container can be quick put into diaphragm 5 below.

The turntable 14 comprises a bottom plate 1402, a plurality of partition plates 1405 are mounted on the upper surface of the bottom plate 1402, a material cavity 1403 used for storing slurry is formed among the partition plates 1405, outlets enabling the material cavity 1403 to be led out are formed in four corners of the material cavity 1403, a plug 1404 is detachably mounted at the position of each outlet, and an upper cover 1401 is mounted at the top of each partition plate 1405 through bolts; the center of the upper cover 1401 is provided with a through hole, the through hole is utilized to enable the cavity of the central shaft 13 to be communicated with the material cavity 1403 of the rotary disc 14, so that slurry can conveniently enter the material cavity 1403, the upper cover 1401 is installed on the bottom plate 1402 through bolts, and the connection part of the upper cover 1401 and the partition plate 1405 is kept sealed, so that the slurry is ensured not to overflow; the plugs 1404 are installed at four outlet positions of the material cavity 1403 in a threaded connection mode, so that outlets with corresponding numbers can be formed according to coating requirements, and the application range is wide.

The lifting device 6 is an air cylinder, the air cylinder is arranged on the upper surface of the transverse plate 5, a telescopic rod of the air cylinder extends to the position below the transverse plate 5, and the lower end of the telescopic rod is connected with the connecting seat 12; in addition, the lifting device 6 can also be replaced by a hydraulic oil cylinder and a servo motor 11, wherein the servo motor 11 is used as a power source for driving the connecting seat 12 and the rotary disc 14 to lift, so that the lifting speed can be better controlled, and the structure and the principle of the part belong to the conventional technical means for lifting in the prior art, which is not described herein in detail.

The coating device for the inner wall of the cylindrical part can be suitable for the occasions of the cylindrical part, such as a steel ladle in the metallurgical industry, needing to coat the inner wall, wherein the inner wall of the steel ladle needs to be coated with a layer of antioxidant, and the coating device is used for prolonging the service life of the steel ladle when molten steel is contained; during operation, a container to be subjected to inner wall coating is moved to the position below the transverse plate 5, the position of the container is adjusted, so that the axis of the central shaft 13 coincides with the central line of the container, at the moment, the driving gear 10 is driven to rotate through the motor 11, the driving gear 10 drives the driven gear 9 meshed with the driving gear to rotate, the driven gear 9 drives the central shaft 13 to rotate, the rotary disc 14 rotates inside the container, meanwhile, the other end of the material pipe 7 is connected with the pump body, the pump body is connected with slurry, the slurry is guided into the central shaft 13 through the material pipe 7 and then is guided into the material cavity 1403 inside the rotary disc 14 from the inside of the central shaft 13, after the slurry enters the material cavity 1403, due to the rotation of the rotary disc 14, the slurry can be guided out from an outlet at the edge of the material cavity 1403 under the action of centrifugal force, is thrown to the inner wall surface of the container, and in the throwing process, the connecting seat 12 and the lower rotary table 14 are driven by the lifting device 6 to perform lifting movement in the container, and the container gradually moves from the bottom of the container to the upper part of the container or from the upper part of the container to the bottom of the container until the whole coating work is completed.

Claims (4)

1. A coating apparatus for the inner wall of a cylinder, characterized by: including the frame, elevating gear is installed to the top of frame, elevating gear's below is connected with and is used for arranging in the container inner chamber and carry out the throwing that coats to the container inner wall and get rid of the subassembly, it includes the connecting seat that links to each other with elevating gear to throw the subassembly of getting rid of, the rotatable center pin that is connected with of central point position of connecting seat, the center pin is the hollow shaft, the lower extreme of center pin extends to the below position and the end connection of connecting seat and has the carousel, the last surface mounting of connecting seat has the motor, the axle head of motor is connected with the driving gear, the driving gear meshes with the driven gear who installs on the center pin mutually, the upper end of center pin is connected with rotary joint, the last material pipe that is connected with of rotary joint.

2. A coating apparatus for the inner wall of a cylinder according to claim 1, wherein: the frame includes connecting plate, riser, diaphragm and gusset, and the connecting plate is installed in the riser bottom and is fixed subaerial in the workshop through positioning bolt, and the diaphragm is installed in the top position of riser, and the below of diaphragm has the space of placing the container, and the gusset is installed in the junction of diaphragm and riser.

3. A coating apparatus for the inner wall of a cylinder according to claim 1, wherein: the carousel includes the bottom plate, and the last surface mounting of bottom plate has a plurality of baffles, forms the material chamber that is used for saving thick liquids between a plurality of baffles, and the four corners position in material chamber has the export that makes the material chamber derive, and exit position department detachable installs the end cap, and the upper cover is installed through the bolt in the top of baffle.

4. A coating apparatus for the inner wall of a cylinder according to claim 1, wherein: the lifting device is a cylinder, the cylinder is installed on the upper surface of the transverse plate, and a telescopic rod of the cylinder extends to the position below the transverse plate and the lower end of the telescopic rod is connected with the connecting seat.

Images