CN215612541U

CN215612541U - Accurate seamless steel pipe antirust oil spraying device

Info

Publication number: CN215612541U
Application number: CN202121439333.6U
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: 2021-06-28
Filing date: 2021-06-28
Publication date: 2022-01-25
Anticipated expiration: 2031-06-28

Abstract

The utility model relates to the technical field of spraying equipment, and particularly discloses a precise seamless steel tube antirust oil spraying device which comprises a spraying mechanism for spraying antirust oil, a rotating mechanism for driving a seamless steel tube to rotate and a pushing mechanism for pushing the seamless steel tube to linearly feed, wherein the spraying mechanism comprises a support frame and a spraying barrel, two opposite end surfaces of the spraying barrel are respectively provided with an end cover, a plurality of spray heads capable of spraying antirust oil are uniformly distributed on the side wall of the spraying barrel in a staggered manner, the rotating mechanism comprises a mounting plate which is detachably connected to the end covers and is parallel to the axis of the spraying barrel, roller groups which are symmetrically arranged on the mounting plate and can drive the seamless steel tube to rotate and a power mechanism capable of driving two rollers to rotate in the same direction, the pushing mechanism comprises a screw rod arranged above the mounting plate, a slide block which is in threaded connection with the screw rod and the power mechanism capable of pushing the seamless steel tube to linearly feed, and the implementation of operators is simple, the defect that the traditional manual coating of the anti-rust oil has uneven oil film distribution is solved.

Description

Accurate seamless steel pipe antirust oil spraying device

Technical Field

The application relates to the technical field of spraying equipment, and particularly discloses an anti-rust oil spraying device for a precise seamless steel pipe.

Background

With the continuous expansion of the production scale of seamless steel pipes, in order to prolong the service life of the seamless steel pipes and meet the export requirement of products in various domestic seamless steel pipe factories, based on the defects of easy rusting and poor corrosion resistance of the seamless steel pipes, the last process of the seamless steel pipes before leaving factories is to prevent rust on the outer surfaces of the seamless steel pipes, and the spraying of rust preventive oil on the seamless steel pipes is a very important process, while the heavy and laggard manual spraying is far from meeting the requirement of the current coating on the surfaces of the seamless steel pipes, while the traditional manual spraying has high labor intensity of workers and severe working environment, causes great harm to the bodies of the workers, and the surfaces of the steel pipes are often not rust-proof because of uneven oil film distribution of the rust preventive oil, so the quality improvement of the seamless steel pipes needs to strengthen the research on the spraying technology and the spraying equipment, and the inventor has the idea in view of the above, provides a precise seamless steel pipe antirust oil spraying device so as to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem of uneven oil film distribution of the traditional manual coating anti-rust oil.

In order to achieve the above object, the basic scheme of the utility model provides a precise seamless steel tube antirust oil spraying device, which comprises a spraying mechanism capable of spraying antirust oil on a steel tube, a rotating mechanism driving the seamless steel tube to rotate and a pushing mechanism pushing the seamless steel tube to linearly feed, wherein the spraying mechanism comprises a support frame and a spraying barrel arranged at the top of the support frame, two opposite end surfaces of the spraying cylinder can be detachably connected with an end cover, one side of the end cover is rotatably connected with a first rotating ring, the first rotating ring is internally rotatably connected with a second rotating ring, a conical gear ring is circumferentially arranged on the second rotating ring, one side of the second rotating ring, which is far away from the end cover, is provided with a spiral tooth groove, the spiral tooth groove is symmetrically meshed with a plurality of racks, one end of each rack, which faces the circle center of the second rotating ring, is provided with a brush head capable of removing dust from the steel pipe, the center position of the end cover is provided with a door hole capable of allowing the seamless steel pipe to enter and exit from the spraying cylinder, and the inner wall of the spraying cylinder is uniformly distributed in a staggered manner and provided with a plurality of spray heads capable of spraying anti-rust oil;

the rotating mechanism comprises a mounting plate, a roller group which is arranged on the upper surface of the mounting plate and can drive the seamless steel tube to rotate, and a motor which can drive the roller group to rotate in the same direction;

the pushing mechanism comprises a screw rod coaxially connected with the output shaft of the motor and a sliding block which is in threaded connection with the screw rod and can push the seamless steel pipe to linearly enter and exit the door hole.

The principle and effect of this basic scheme lie in:

1. the seamless steel pipe spraying device is provided with the rotating mechanism, the motor drives the rolling shaft group to rotate, the seamless steel pipe placed above the rolling shaft group can rotate, and the outer surface of the seamless steel pipe is uniformly sprayed by the anti-rust oil when the seamless steel pipe passes through the spraying mechanism.

2. The utility model is provided with a first rotating ring, a second rotating ring, a rack and the like, wherein the second rotating ring is driven to rotate by rotating the conical gear ring, the spiral tooth socket on the second rotating ring rotates along with the second rotating ring to drive the meshed rack to be tensioned or loosened, the brush head fixedly connected on the rack is tensioned or loosened, and then the brush head can play a role in removing dust from a steel pipe passing through the brush head.

3. The utility model is provided with the spraying mechanism, the end covers can be detached from the two ends of the spraying cylinder, the spray heads on the side surfaces of the spraying cylinder are convenient to install and replace, and the spray heads which are arranged on the side walls in a staggered manner can ensure that the outer surface of the rotating seamless steel pipe is uniformly sprayed.

4. The utility model is provided with a pushing mechanism, the pushing mechanism comprises a screw rod and a sliding block in threaded connection with the screw rod, the screw rod can be driven by a motor to rotate, the screw rod rotates to enable the sliding block to move, and the sliding block pushes a seamless steel pipe above a rolling shaft group to move linearly to play a role of pushing the steel pipe to feed.

Compared with the prior art, the device has the advantages that by arranging the spraying mechanism, the rotating mechanism, the pushing mechanism and the like, the seamless steel pipe can be linearly fed while rotating, the seamless steel pipe enters the brush head before spraying to remove dust on the steel pipe, the device can automatically spray rust preventive oil to uniformly cover the seamless steel pipe, and the defect that an oil film of the traditional manual coating rust preventive oil is not uniformly distributed is solved.

Furthermore, the roller group comprises two rollers rotating in the same direction, an output shaft of the motor is coaxially connected with a driving chain wheel, one of the rollers is coaxially connected with a driven chain wheel, the driving chain wheel and the driven chain wheel are connected through chain transmission, and the two rollers are connected through chain transmission. The motor drives the driving chain wheel to rotate, the driving chain wheel drives the driven chain wheel to rotate, finally, the two rolling shafts are driven to rotate, and the rolling shafts rotate to drive the seamless steel pipes placed above the rolling shafts to rotate.

Further, a concave oil collecting tank matched with the outer diameter of the spraying cylinder is fixedly connected to the lower portion of the spraying cylinder, and oil seepage holes communicated with the oil collecting tank are formed in the side wall of the spraying cylinder. The spray head sprays a large amount of rust-preventive oil mist to finally form oil drops, the oil penetration hole aims to enable the oil drops to flow into the oil collecting tank, and the oil collecting tank is used for collecting and storing redundant rust-preventive oil in the spraying process and facilitating recycling.

Further, the bottom of the oil collecting tank is provided with a concave drainage surface, and the lowest part of the concave drainage surface is communicated with a stop valve. The bottom of the oil collecting tank is a concave drainage surface, so that the anti-rust oil can be gathered together conveniently, when the stop valve is closed, the anti-rust oil is stored in the oil collecting tank, and when the valve is opened, the anti-rust oil is discharged.

Furthermore, a plurality of clamping teeth are uniformly arranged outside the first rotating ring. The latch can be meshed with the external teeth to drive the first rotating ring to rotate, and finally the brush head is driven to rotate.

Further, the outer wall of the rolling shaft is fixedly connected with a bearing roller. The bearing roller fixedly connected with the outer wall of the rolling shaft supports the conveyed seamless steel pipe, so that the seamless steel pipe rotates at a constant speed.

Furthermore, the outer wall of the bearing roller is provided with a tooth-shaped knurl. The slippage is prevented, the grab force is increased, and the friction force is increased on the surface of the bearing roller, so that the seamless steel pipe can rotate on the bearing roller conveniently.

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 is a front view of a rust preventive oil spraying apparatus for a precision seamless steel pipe according to an embodiment of the present invention;

FIG. 2 is a schematic view of the internal structure of a spray mechanism of a rust preventive oil spraying device for a precision seamless steel pipe according to an embodiment of the present invention;

FIG. 3 is a schematic structural view of a rotating mechanism of the rust preventive oil spraying device for a precision seamless steel pipe according to the embodiment of the present invention;

FIG. 4 is a schematic structural view of a pushing mechanism of the rust preventive oil spraying apparatus for a precision seamless steel pipe according to the embodiment of the present invention;

FIG. 5 is a schematic partial view of a rust preventive oil spraying apparatus for a precision seamless steel pipe according to an embodiment of the present invention.

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 device comprises a support frame 1, a stop valve 2, an oil collecting tank 3, a spraying cylinder 4, an end cover 5, a spray head 6, a mounting plate 7, a support seat 8, a rolling shaft 9, a supporting roller 10, a synchronous chain 11, a transmission chain 12, a transmission chain wheel 13, a screw 14, a sliding block 15, a shock pad 16, a seamless steel pipe 17, a first rotating ring 18, a second rotating ring 19, a rack 20 and an adjusting knob 21.

An example of a rust preventive oil spraying device for a precision seamless steel pipe is shown in FIG. 1: the spraying mechanism comprises a support frame 1 and an oil collecting tank 3 which is in threaded connection with the upper surface of the support frame 1 through bolts, 4 universal wheels are arranged at the bottom of the support frame 1, rubber shock-absorbing pads 16 are arranged at the joints of the upper surface of the support frame 1 and the bottom surface of the oil collecting tank 3, the rubber shock-absorbing pads 16 are in a rectangular structure with a small top and a large bottom and can play a role in anti-skidding shock absorption protection for the oil collecting tank 3, the oil collecting tank 3 is formed by folding sheet metal parts, the whole oil collecting tank 3 is in a concave structure, the bottom of the oil collecting tank is protruded downwards at a certain angle, anti-rust oil is gathered together, the most concave part at the bottom is communicated with a stop valve 2 in a full-welding mode, the stop valve 2 is communicated with an external pipeline, a control button of a spraying device is arranged on the front surface of the oil collecting tank 3, a spraying cylinder 4 is fixedly connected to the oil collecting tank 3, the spraying cylinder 4 is welded to the oil collecting tank 3, and the side wall of the spraying cylinder 4 is provided with an oil seepage hole communicated with the oil collecting tank 3, antirust oil in a spraying cylinder 4 can flow into an oil collecting tank 3 through an oil penetration hole, two end faces of the spraying cylinder 4 are provided with two end covers 5 connected through locking bolts, the center of each end cover 5 is provided with a door hole for a seamless steel pipe 17 to pass in and out from the spraying cylinder 4, an anti-overflow door curtain is arranged at each door hole, a mounting plate 7 is arranged on a rotating mechanism, the outer side of each end cover 5 is connected with the mounting plate 7 on the rotating mechanism through a buckle, the embodiment is shown in figure 2, 8 spray heads are arranged on the side wall of the spraying cylinder 4 in a staggered mode, each spray head 6 is composed of a spray head frame and a spray head nozzle, each spray head 6 is communicated with an external oil inlet pipe, each spray head frame is fixedly connected onto the side wall of the spraying cylinder 4, and each spray head nozzle radially points to the center of the spraying cylinder 4.

For example, as shown in fig. 3, the rotating mechanism includes a mounting plate 7, symmetrical support seats 8 are detachably connected to an upper end surface of the mounting plate 7, a distance between two support seats 8 can be adjusted according to a diameter of a steel pipe between the support seats 8, a roller 9 is rotatably connected to the support seats, the roller 9 is rotatably installed in the support seats 8, a carrier roller 10 is installed on an outer wall of the roller 9, a tooth-shaped knurl is installed on an outer wall of the carrier roller 10, a seamless steel pipe 17 is located between the carrier roller 10 and the carrier roller 10, a sprocket is fixed to one end of the roller 9 away from the carrier roller 10, synchronous rotation between the two roller 9 and synchronous rotation of the carrier roller 10 can be conveniently realized through the two sprockets and a synchronous chain 11 sleeved outside, two sprockets are fixed to one of the roller 9, the synchronous chain 11 and a transmission chain 12 are both connected through sprocket transmission, through connection between a transmission sprocket 13 outside and the transmission chain 12, the drive sprocket 13 is connected to a motor mounted coaxially on the mounting plate 7.

The embodiment is shown in fig. 4, the pushing mechanism includes a sliding block 15, a threaded hole is formed in the sliding block 15, a screw 14 is in threaded connection with the threaded hole, the screw 14 is rotatably installed on the installation plate 7 and is coaxially connected with a driven toothed chain wheel, the driven chain wheel is meshed with a driving chain wheel, a motor is fixedly connected to the top of the installation plate 7, the driving gear is fixedly installed on an output shaft of the motor, the motor is a servo motor capable of rotating forward and backward, and the sliding block 15 moves linearly to drive the seamless steel pipe 17 on the supporting roller 10 to move linearly.

The embodiment is shown in fig. 5, and includes a first rotating ring 18 connected to the end cover 5, a second rotating ring 19 is rotatably connected to the first rotating ring 18, a tapered gear ring is circumferentially disposed on the second rotating ring 19, a spiral tooth groove is disposed on one side of the second rotating ring 19 away from the end cover 5, a plurality of racks 20 are symmetrically engaged with the spiral tooth groove, a brush head capable of removing dust from the steel pipe is disposed at one end of the rack 20 facing the center of the second rotating ring 19, and an adjusting knob 21 capable of adjusting the movement of the rack 20 is detachably connected between the first rotating ring 18 and the second rotating ring 19.

In the utility model, when rust preventive oil spraying is needed to be carried out on a precision seamless steel pipe 17, a spraying mechanism for spraying rust preventive oil, a rotating mechanism for driving the seamless steel pipe 17 to rotate and a pushing mechanism for pushing the seamless steel pipe 17 to linearly feed are connected, a spray head 6 on the side wall of the spraying mechanism is connected with an oil pipe for external work, a worker starts a spraying machine by controlling a button on the spraying mechanism, the spray head 6 starts spraying work, a screw 14 on a mounting plate 7 and a slide block 15 which is in threaded connection with the screw 14 and can push the seamless steel pipe 17 to linearly feed, a motor fixedly connected on a bottom plate is started, the motor is started to drive a transmission chain wheel 13 to rotate, the transmission chain wheel 13 drives a chain wheel to rotate through a transmission chain 12, the chain wheel is connected with the chain wheel through a synchronous chain 11, and the rotating shaft fixedly connected above the chain wheel and a supporting roller 10 also rotate, place seamless steel pipe 17 on bearing roller 10 and rotate with the opposite direction of bearing roller 10, the starter motor, the motor rotates and drives the driving gear and rotate, the driving gear drives the driven gear of meshing and rotates together, driven gear on the screw rod 14 rotates screw rod 14 and also follows the rotation, 15 removal of slider with 14 threaded connection of screw rod, the brush head can remove dust to seamless steel pipe 17, the motion that the staff just can control slider 15 through the control motor and then promote seamless steel pipe 17 on the bearing roller 10 and carry out the straight line feed motion.

Compared with the prior art, the utility model has the advantages that by arranging the spraying mechanism, the rotating mechanism, the pushing mechanism, the oil collecting tank and the like, technicians connect the anti-rust oil spraying mechanism, the rotating mechanism and the pushing mechanism, and the seamless steel pipe rotates and simultaneously linearly feeds, so that the integrated spraying of the seamless steel pipe is realized, the oil film sprayed by the seamless steel pipe is uniformly covered on the seamless steel pipe, the quality of the anti-rust oil coating oil film is improved, the recovery and the reuse of the anti-rust oil are realized, the implementation of the operators is simple, and the defect that the oil film of the traditional manual coating anti-rust oil is not uniformly distributed is solved.

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. The utility model provides a precision seamless steel pipe antirust oil spraying device which characterized in that: the device comprises a spraying mechanism capable of spraying antirust oil on a steel pipe, a rotating mechanism driving the seamless steel pipe to rotate and a pushing mechanism pushing the seamless steel pipe to linearly feed, wherein the spraying mechanism comprises a support frame and a spraying barrel arranged at the top of the support frame, two opposite end faces of the spraying barrel can be detachably connected with an end cover, one side of the end cover is rotatably connected with a first rotating ring, a second rotating ring is rotatably connected in the first rotating ring, a conical gear ring is circumferentially arranged on the second rotating ring, a spiral tooth groove is formed in one side, away from the end cover, of the second rotating ring, a plurality of gear racks are symmetrically meshed with the spiral tooth groove, one end, facing the circle center of the second rotating ring, of each gear rack is provided with a brush head capable of removing dust from the steel pipe, a door hole capable of allowing the seamless steel pipe to enter and exit from the spraying barrel is formed in the center position of the end cover, and a plurality of spray nozzles capable of spraying antirust oil are uniformly distributed on the inner wall of the spraying barrel in a staggered mode;

2. The rust preventive oil spraying device for the precision seamless steel tubes as claimed in claim 1, wherein the roller set comprises two rollers rotating in the same direction, the output shaft of the motor is coaxially connected with a driving sprocket, one of the rollers is coaxially connected with a driven sprocket, the driving sprocket and the driven sprocket are connected by chain transmission, and the two rollers are connected by chain transmission.

3. The rust preventive oil spraying device for the precision seamless steel tubes as claimed in claim 1, wherein a concave oil collecting tank adapted to the outer diameter of the spraying cylinder is fixedly connected to the lower portion of the spraying cylinder, and oil penetration holes communicated with the oil collecting tank are formed in the side wall of the spraying cylinder.

4. The spraying device of the rust preventive oil for the precision seamless steel tubes as claimed in claim 3, wherein the bottom of the oil collecting tank is provided with a concave drainage surface, and the lowest part of the concave drainage surface is communicated with a stop valve.

5. The rust preventive oil spraying device for the precision seamless steel tubes as claimed in claim 1, wherein a plurality of latch teeth are uniformly arranged outside the first rotating ring.

6. The rust preventive oil spraying device for the precision seamless steel tubes as claimed in claim 1, wherein the outer wall of the roller is provided with a bearing roller.

7. The spraying device of the rust preventive oil for the precision seamless steel tubes as claimed in claim 6, wherein the outer wall of the carrier roller is provided with a toothed knurl.