CN216298922U

CN216298922U - Seamless steel pipe rust cleaning grinding device

Info

Publication number: CN216298922U
Application number: CN202121634497.4U
Authority: CN
Inventors: 刘建国
Original assignee: Chongqing Anye Precision Steel Pipe Co ltd
Current assignee: Chongqing Anye Precision Steel Pipe Co ltd
Priority date: 2021-07-19
Filing date: 2021-07-19
Publication date: 2022-04-15
Anticipated expiration: 2031-07-19

Abstract

The utility model relates to a rust removing and polishing device for a seamless steel pipe, which comprises symmetrically arranged work boxes, wherein clamping rotating mechanisms for clamping the steel pipe and driving the steel pipe to rotate are arranged in the work boxes, work plates are fixedly connected between the work boxes, polishing mechanisms capable of removing rust and polishing the steel pipe are symmetrically arranged on the work plates, an opening through which the steel pipe can pass is formed in the center of each work plate, a first hydraulic cylinder is arranged below the opening, a piston rod of the first hydraulic cylinder is vertically upward, a support plate for supporting the steel pipe is arranged at the free end of the piston rod, the support plate can extend out of the opening, work tables for placing the steel pipe are arranged on two sides of the support plate, work cavities are formed in the surfaces of the work tables, and feeding mechanisms capable of driving the steel pipe to move are symmetrically arranged in the work cavities; the feeding mechanism comprises a driving wheel rotatably connected to the inner wall of the working cavity, a driven wheel and a conveying belt arranged between the driving wheel and the driven wheel and capable of driving the steel pipe to move, and the problem that the grinding wheel or the steel pipe is damaged due to collision in the carrying process is solved.

Description

Seamless steel pipe rust cleaning grinding device

Technical Field

The utility model relates to the field of construction machinery, in particular to a seamless steel tube derusting and polishing device.

Background

The steel pipe is a common material for building construction, has a large volume, cannot be placed indoors, and is rusted on the surface after being blown by wind and sun for a long time, so that the use of the steel pipe is influenced.

The utility model discloses a chinese utility model patent that publication number is CN202020325290.8 discloses a rust cleaning device polishes of building steel pipe inside and outside wall includes the frame, still including setting up the frame top be used for supporting the V type supporting shoe of location to the steel pipe, both sides are provided with the outer wall grinding machanism that is used for polishing steel pipe outer wall around the V type supporting shoe, outer wall grinding machanism below is provided with the moving mechanism who is used for making its removal, and sets up be on a parallel with the inner wall grinding machanism that is used for polishing steel pipe inner wall of steel pipe in the frame, moving mechanism with frame sliding connection, moving mechanism with outer wall grinding machanism connects.

Although the automatic rust removing effect is achieved through the outer wall grinding mechanism, workers are required to carry the steel pipe to the V-shaped supporting block for placing the steel pipe, the steel pipe can be completely ground only by rotating the steel pipe during grinding, the grinding is very inconvenient, the labor capacity of the workers is large, and when the workers carry the steel pipe to a workbench, the problem that the grinding wheel or the steel pipe is damaged due to collision is avoided in the carrying process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that a traditional rust removal polishing device needs to manually convey a steel pipe to a workbench, and the steel pipe is inevitably collided in the conveying process to cause damage to a grinding wheel or the steel pipe.

In order to achieve the purpose, the basic scheme of the utility model provides a seamless steel pipe rust removing and polishing device which is characterized by comprising symmetrically arranged working boxes, wherein the working boxes are respectively provided with a clamping rotating mechanism for clamping a steel pipe and driving the steel pipe to rotate, working plates are fixedly connected between the working boxes, polishing mechanisms capable of removing rust and polishing the steel pipe are symmetrically arranged on the working plates, the centers of the working plates are provided with openings through which the steel pipe can pass, first hydraulic cylinders are arranged below the openings, piston rods of the first hydraulic cylinders are vertically upward, free ends of the piston rods are provided with supporting plates for supporting the steel pipe, the supporting plates can extend out of the openings, two sides of each supporting plate are provided with a working table for placing the steel pipe, the surfaces of the working tables are respectively provided with a working cavity, and feeding mechanisms capable of driving the steel pipe to move are symmetrically arranged in the working cavities;

the feeding mechanism comprises a driving wheel rotatably connected to the inner wall of the working cavity, a driven wheel and a conveying belt arranged between the driving wheel and the driven wheel and capable of driving the steel pipe to move, and a first motor capable of driving the driving wheel to rotate is arranged in the working platform.

The principle and effect of this basic scheme lie in:

1. the steel tube lifting device is provided with the supporting plate which is lifted through the extension and contraction of the piston rod of the first hydraulic cylinder, and the piston rod drives the supporting plate to be lifted or lowered, so that the lifting effect of the steel tube is achieved.

2. The steel pipe conveying device is provided with the feeding mechanism capable of driving the steel pipes to move, and the steel pipes are moved to the designated position through the driving wheels and the driven wheels on the inner wall of the working cavity and the conveying belts between the driving wheels and the driven wheels, so that the labor amount of workers is reduced.

3. The steel pipe rust removing and polishing device is provided with the clamping and rotating mechanism for clamping the steel pipe and driving the steel pipe to rotate, and the steel pipe is clamped and rotated through the clamping and rotating mechanism, so that workers can conveniently remove rust and polish the steel pipe.

4. The steel pipe polishing machine is provided with the polishing mechanism capable of removing rust and polishing steel pipes, and the steel pipes are removed rust and polished through the movement of the polishing mechanism, so that workers can operate the polishing mechanism conveniently to achieve automatic polishing of the steel pipes.

5. Compared with the prior art, the steel pipe derusting and polishing device is provided with the feeding mechanism, the lifting support plate, the clamping and rotating mechanism, the polishing mechanism and the like, wherein the feeding mechanism moves to drive the steel pipe to move to the support plate, the lifting support plate drives the steel pipe to a specified position, the clamping and rotating mechanism clamps the steel pipe and drives the steel pipe to rotate, and the polishing mechanism performs derusting and polishing work on the steel pipe, so that the labor capacity of workers is reduced, and the problem that the traditional derusting and polishing device needs to manually carry the steel pipe to a workbench and is inevitably damaged by colliding with a grinding wheel or the steel pipe in the carrying process is solved.

Further, press from both sides tight slewing mechanism and include second motor and the second pneumatic cylinder of symmetry rigid coupling at the workstation lateral wall, the equal coaxial coupling of output shaft of second motor has the driving gear, and the driving gear all meshes driven gear, and the piston rod free end of second pneumatic cylinder all rotates and is connected with respectively with two driven gear splined connection's transmission shaft, the free end of transmission shaft all is equipped with the clamping mechanism that can press from both sides the steel pipe tightly. The free end of the piston rod of the second hydraulic cylinder drives the clamping mechanism which can clamp the steel pipe to stretch and retract, so that the specified position is reached, the second motor drives the driving gear to engage with the driven gear to realize rotation of the rotating shaft, and the rotating shaft drives the steel pipe to rotate, so that the steel pipe can be conveniently rotated automatically.

Furthermore, the clamping mechanism comprises a plurality of electromagnets fixedly connected to the peripheral ends of the free ends of the transmission shafts, springs respectively fixedly connected to the surfaces of the electromagnets, and magnetic clamping blocks respectively fixedly connected to the free ends of the springs. The electromagnet is electrified to generate magnetism, so that the magnetic clamping block is tightened, the spring is used for resetting the electromagnet, the magnetic clamping block is opened, and the clamping and the loosening of the steel pipe by the clamping mechanism are realized.

Further, grinding machanism is including establishing the fixed plate of workstation upper surface, sliding connection bottom plate on the fixed plate and rotating the emery wheel of connection on the bottom plate, and the fixed plate upper surface is equipped with the spout, and workstation lateral wall rigid coupling has the third motor, and third motor coaxial coupling has the screw rod, and the screw rod rotates to be connected in the spout and threaded connection has the slider with the bottom plate rigid coupling, the rigid coupling has the fourth motor that can drive emery wheel pivoted on the bottom plate. The third motor drives the screw rod in the chute to rotate, and the screw rod drives the sliding block fixedly connected to the bottom plate to move the bottom plate.

Further, an output shaft of the fourth motor is coaxially connected with a driving bevel gear, and the driving bevel gear is meshed with a driven bevel gear which is coaxially connected with the grinding wheel. The driving bevel gear is meshed with the driven bevel gear to realize rotation of the grinding wheel, so that workers can conveniently perform rust removal and polishing work on the steel pipe.

Further, the supporting plate upper surface is equipped with the concave surface with the steel pipe adaptation. The steel pipe is fit with the concave surface on the supporting plate, so that the steel pipe on the supporting plate is prevented from sliding off.

Furthermore, a groove is formed in one side of the concave surface, and a push rod capable of pushing the steel pipe is connected in the groove in a sliding mode. The push rod in the groove extends out of the concave surface, so that the steel pipe is pushed and moved to the feeding mechanism.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 shows an axial view of a seamless steel tube rust removing and grinding device provided by the embodiment of the application;

FIG. 2 shows a schematic structural diagram of a clamping and rotating mechanism of a seamless steel tube derusting and polishing device provided by the embodiment of the application;

FIG. 3 shows a top view of a workbench of the seamless steel tube rust removing and grinding device provided by the embodiment of the application;

FIG. 4 shows a cross-sectional view of a workbench of a seamless steel tube rust removing and grinding device provided by the embodiment of the application;

FIG. 5 is a partially enlarged schematic view of a polishing mechanism of the seamless steel tube rust removal polishing device provided by the embodiment of the application;

fig. 6 shows a schematic structural diagram of a lifting support plate of the seamless steel tube rust removal polishing device provided by the embodiment of the application.

Detailed Description

To further illustrate the technical means and effects of the present invention for achieving the intended purpose of the utility model, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Reference numerals in the drawings of the specification include: the grinding machine comprises a workbench 1, a feeding mechanism 2, a clamping rotating mechanism 3, a grinding mechanism 4, a screw rod 5, a supporting plate 6, a third motor 7, a fixing plate 8, a steel pipe 9, a transmission shaft 301, a spring 302, a magnetic fixture block 303, a driving gear 304, a driven gear 305, a second motor 306, a second hydraulic cylinder 307, a grinding wheel 401, a bottom plate 402, a fourth motor 403, a first hydraulic cylinder 601 and a push rod 602.

A rust removing and grinding device for a seamless steel pipe is shown in the figure 1: including workstation 1, the symmetry is equipped with on the 1 upper surface lateral wall of workstation and is used for pressing from both sides tight steel pipe 9 and drives its pivoted clamping slewing mechanism 3, as shown in fig. 2, clamping slewing mechanism 3 includes second motor 306 and the second pneumatic cylinder 307 of symmetry rigid coupling at workstation 1 lateral wall, the equal coaxial coupling of output shaft of second motor 306 has driving gear 304, driving gear 304 all meshes driven gear 305, the piston rod free end of second pneumatic cylinder 307 all rotates and is connected with transmission shaft 301 with two driven gear 305 splined connections respectively, the free end of transmission shaft 301 all is equipped with the clamping mechanism that can press from both sides tight steel pipe 9, clamping mechanism includes the electro-magnet of a plurality of rigid couplings at transmission shaft 301 free end week end, respectively the spring 302 of rigid coupling on each electro-magnet surface and the magnetism fixture block 303 of rigid coupling at each spring 302 free end respectively.

A working cavity is arranged in the working platform 1, feeding mechanisms 2 capable of driving the steel pipe 9 to move are symmetrically arranged in the working cavity, as shown in figures 3 and 4, each feeding mechanism 2 comprises a driving wheel rotatably connected with the inner wall of the working cavity, a driven wheel and a conveying belt arranged between the driving wheel and the driven wheel and capable of driving the steel pipe 9 to move, a first motor coaxially connected with the driving wheel is arranged in the working platform 1,

the upper surface of the workbench 1 is provided with a polishing mechanism 4 capable of removing rust and polishing a steel pipe 9, as shown in fig. 5, the polishing mechanism 4 comprises a fixing plate 8 arranged on the upper surface of the workbench 1, a bottom plate 402 slidably connected to the fixing plate 8 and a grinding wheel 401 rotatably connected to the bottom plate 402, the upper surface of the fixing plate 8 is provided with a chute, the front side wall of the workbench 1 is symmetrically and fixedly connected with a third motor 7, the third motor 7 is coaxially connected with a screw rod 5, the screw rod 5 is rotatably connected in the chute and is in threaded connection with a sliding block fixedly connected with the bottom plate 402, the bottom plate 402 is fixedly connected with a fourth motor 403 capable of driving the grinding wheel 401 to rotate, the output shaft of the fourth motor 403 is coaxially connected with a driving bevel gear, and the driving bevel gear is meshed with a driven bevel gear coaxially connected with the grinding wheel 401.

A first hydraulic cylinder 601 is arranged between the feeding mechanisms 2, a piston rod of the first hydraulic cylinder 601 is vertically upward and is provided with a supporting plate 6 for supporting the steel pipe 9 at the free end, as shown in fig. 6, the upper surface of the supporting plate 6 is provided with a concave surface matched with the steel pipe 9, the left side of the concave surface is provided with a groove, and a push rod 602 capable of pushing the steel pipe 9 is connected in the groove in a sliding manner.

During operation, a worker places a steel pipe 9 in a feeding mechanism 2 in a working cavity in a workbench 1, a first motor in the feeding mechanism 2 is started, a driving wheel is meshed with a driven wheel, a conveying belt is enabled to move the steel pipe 9 to a concave surface of a supporting plate 6, a piston rod of a first hydraulic cylinder 601 extends out to drive the supporting plate 6 to ascend to a specified position, a clamping and rotating mechanism 3 on the upper surface side wall of the workbench 1 is started, a piston rod of a second hydraulic cylinder 307 pushes a rotating shaft 301 to the specified position, a spring on the surface of an electromagnet at the peripheral end of the free end of a transmission shaft 301 is reset, a magnetic clamping block 303 is loosened, the magnetic clamping block 303 is attached to the inner wall of the steel pipe 9 to achieve clamping, the piston rod of the first hydraulic cylinder 601 retracts, the supporting plate 6 returns to the specified position, the rotating shaft 301 is in splined connection with a driven gear, the second motor 306 is started, an output shaft drives a driving gear 304 to be meshed with the driven gear 305 to achieve rotation of the steel pipe 9, the bottom plate 402 on a fixing plate 8 on the upper surface of the workbench is adjusted to be in a proper position according to the outer diameter of the steel pipe 9 by the worker The fourth motor 403 is started to drive the grinding wheel 401 to rotate, the third motor 7 on the side wall of the front side of the workbench 1 is started, the screw 5 rotates to drive the sliding block which is connected in the sliding groove and is fixedly connected with the bottom plate 402 in a threaded manner, the movable bottom plate 402 is moved and ground, after the grinding is finished, the bottom plate 402 returns to the original position, the fourth motor 403 is closed, the grinding wheel 401 stops rotating, the third motor 7 is closed, the screw 5 stops rotating, the support plate second motor 306 is closed, the steel pipe 9 stops rotating, the piston rod of the first hydraulic cylinder 601 extends out to drive the support plate 6 to support the steel pipe 9, the electromagnet is opened to drive the magnetic fixture block 303 to tighten, so that the inner wall of the steel pipe 9 is loosened, the piston rod of the second hydraulic cylinder 307 retracts to drive the rotating shaft 301 to return to the designated position, the piston rod of the first hydraulic cylinder 601 retracts, the support plate 6 drives the steel pipe 9 to return to the designated position, and the push rod 602 in the groove on the concave surface of the support plate 6 extends out, promote steel pipe 9 and remove to the conveyer belt of feed mechanism 2 on, the conveyer belt removes steel pipe 9 to the assigned position, accomplishes the rust cleaning work of polishing of steel pipe 9, has improved staff's work efficiency, reduces staff's the amount of labour.

Compared with the prior art, the steel pipe derusting and polishing device is provided with the feeding mechanism, the lifting support plate, the clamping rotating mechanism, the polishing mechanism and the like, wherein the feeding mechanism moves the steel pipe to the lifting support plate through the conveying belt, the piston rod of the first hydraulic cylinder extends out to drive the support plate to move, so that the support plate drives the steel pipe to reach a specified working position, the clamping rotating mechanism clamps the steel pipe on the lifting support plate and drives the steel pipe to rotate, and the polishing mechanism performs derusting and polishing work on the steel pipe.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A rust removing and polishing device for seamless steel pipes is characterized by comprising symmetrically arranged work boxes, wherein the work boxes are internally provided with clamping rotating mechanisms for clamping steel pipes and driving the steel pipes to rotate, work plates are fixedly connected between the work boxes, polishing mechanisms capable of removing rust and polishing the steel pipes are symmetrically arranged on the work plates, the centers of the work plates are provided with openings through which the steel pipes can pass, first hydraulic cylinders are arranged below the openings, piston rods of the first hydraulic cylinders are vertically upward, free ends of the piston rods are provided with support plates for supporting the steel pipes, the support plates can extend out of the openings, two sides of each support plate are provided with work tables for placing the steel pipes, the surfaces of the work tables are respectively provided with work cavities, and feeding mechanisms capable of driving the steel pipes to move are symmetrically arranged in the work cavities;

2. The rust removing and grinding device for the seamless steel tube as claimed in claim 1, wherein the clamping and rotating mechanism comprises a second motor and a second hydraulic cylinder which are symmetrically and fixedly connected to the side wall of the workbench, output shafts of the second motor are coaxially connected with driving gears, the driving gears are meshed with driven gears, free ends of piston rods of the second hydraulic cylinder are rotatably connected with transmission shafts which are respectively in splined connection with the two driven gears, and the free ends of the transmission shafts are provided with clamping mechanisms which can clamp the steel tube.

3. The rust removing and grinding device for the seamless steel tube as claimed in claim 2, wherein the clamping mechanism comprises a plurality of electromagnets fixedly connected to the peripheral end of the free end of the transmission shaft, springs respectively fixedly connected to the surfaces of the electromagnets, and magnetic clamping blocks respectively fixedly connected to the free ends of the springs.

4. The rust removing and grinding device for the seamless steel tube as claimed in claim 1, wherein the grinding mechanism comprises a fixing plate arranged on the upper surface of the workbench, a bottom plate slidably connected to the fixing plate and a grinding wheel rotatably connected to the bottom plate, a sliding groove is formed in the upper surface of the fixing plate, a third motor is fixedly connected to the side wall of the workbench, the third motor is coaxially connected with a screw rod, the screw rod is rotatably connected in the sliding groove and is in threaded connection with a sliding block fixedly connected with the bottom plate, and a fourth motor capable of driving the grinding wheel to rotate is fixedly connected to the bottom plate.

5. The rust removing and grinding device for the seamless steel tube as claimed in claim 4, wherein an output shaft of the fourth motor is coaxially connected with a driving bevel gear, and the driving bevel gear is meshed with a driven bevel gear coaxially connected with a grinding wheel.

6. The rust removing and grinding device for the seamless steel tube as claimed in claim 1, wherein the upper surface of the supporting plate is provided with a concave surface adapted to the steel tube.

7. The rust removing and grinding device for the seamless steel tube as claimed in claim 6, wherein one side of the concave surface is provided with a groove, and a push rod capable of pushing the steel tube is connected in the groove in a sliding manner.