CN111590456A

CN111590456A - Polishing device adjusted according to size of steel pipe

Info

Publication number: CN111590456A
Application number: CN202010501029.3A
Authority: CN
Inventors: 胡泽华
Original assignee: Jinhua Kaisen Intelligent Technology Co ltd
Current assignee: Jinhua Kaisen Intelligent Technology Co ltd
Priority date: 2020-06-04
Filing date: 2020-06-04
Publication date: 2020-08-28

Abstract

The invention discloses a polishing device capable of adjusting according to the size of a steel pipe, which comprises a transmission case, wherein a motor cavity and a transmission cavity are arranged in the transmission case in a sliding manner, the motor cavity is positioned on the left side of the transmission cavity, a motor is fixedly arranged in the motor cavity, the left end of the motor is in power connection with an output shaft, a control box is arranged on the transmission case in a sliding manner, a lifting cavity and an adjusting cavity are arranged in the control box, and the adjusting cavity is positioned above the lifting cavity.

Description

Polishing device adjusted according to size of steel pipe

Technical Field

The invention relates to the field of finish machining, in particular to a polishing device capable of being adjusted according to the size of a steel pipe.

Background

The steel pipe is not only used for conveying fluid and powdery solid, exchanging heat energy and manufacturing mechanical parts and containers, but also is an economic steel material, the steel pipe is used for manufacturing building structure net racks, pillars and mechanical supports, the weight can be reduced, the steel pipe is polished on some occasions, the surface is smoother, a common polishing machine cannot automatically adjust a clamping mechanism according to the size of the steel pipe, and the inner surface and the outer surface of the steel pipe cannot be polished simultaneously.

Disclosure of Invention

In order to solve the problems, the polishing device is adjusted according to the size of the steel pipe and comprises a transmission case, a motor cavity and a transmission cavity are arranged in the transmission case in a sliding mode, the motor cavity is located on the left side of the transmission cavity, a motor is fixedly arranged in the motor cavity, the left end of the motor is in power connection with an output shaft, a control case is arranged on the transmission case in a sliding mode, a lifting cavity and an adjusting cavity are arranged in the control case, the adjusting cavity is located above the lifting cavity, the left wall of the adjusting cavity is rotatably connected with an optical shaft, the right end of the optical shaft is fixedly connected with a left concave block, a groove is formed in the left concave block, a shaft groove is formed in the right wall of the adjusting cavity, the left end of the output shaft extends into the shaft groove and is fixedly connected with a right concave block, a groove is formed in the right concave block, the left concave block is rotatably, the left end face and the right end face of the right concave block are provided with convex blocks which form an included angle of ninety degrees with each other, the groove of the left concave block and the convex block of the cross coupling block slide relatively, so that the left concave block drives the optical axis to slide upwards, the optical axis and the rotation center of the output shaft are not at the same level any more, the left end of the optical axis is fixedly provided with a device, the optical axis is provided with a sleeve, a moving block and a rotating disc in a sliding manner, the moving block is positioned between the rotating disc and the sleeve, the sleeve is positioned on the left side of the moving block, the rotation center of the optical axis is taken as a symmetry center, the outer circumferential surface of the sleeve is provided with four left connecting rods in a uniform circumferential hinged manner, the outer circumferential surface of the sleeve is provided with four right connecting rods in a uniform circumferential hinged manner, the left connecting rods and the right connecting rods are parallel to each other, the, the rear end of the supporting rod is connected with the moving block in a sliding mode, control rods are symmetrically and fixedly arranged on the upper portion and the lower portion of the rear end face of the moving block, a triangular block is fixedly arranged at the right end of each control rod, limiting cavities are symmetrically and vertically formed in the left end of the control box, tooth-shaped grooves are formed in the limiting cavities and limit the control rods to slide only to the left side, through holes are formed beside the tooth-shaped grooves, when the control rods rotate for a certain angle, the limitation of the tooth-shaped grooves on the control rods is removed, the rear ends of the control rods are located in the limiting cavities, a rotating disc is rotationally arranged in the control box, four thin rods are uniformly and circumferentially fixedly arranged on the rear end face of the sleeve, the rear ends of the thin rods are fixedly connected with the rotating disc, the steel pipe is moved, the right side of the steel pipe abuts against the moving block, the supporting rod is located in, the control rod is driven to move rightwards, the support rod is driven to move rightwards, the thin rod is fixed, so that the left connecting rod is driven to rotate around the hinged position of the left connecting rod and the sleeve to a position far away from the rotating center, the right connecting rod is driven to rotate around the hinged position of the right connecting rod and the sleeve to a position far away from the rotating center, the support rod is horizontally driven to move away from the rotating center, so that the inner wall of the steel pipe is supported, when the steel pipe is pushed until the support rod completely blocks the inner wall of the steel pipe, the pushing is stopped, the support rod keeps a state of blocking the steel pipe due to the fact that the tooth-shaped groove blocks block blocks the three corner blocks, the motor is started, the output shaft is driven to rotate, so that the right concave block is driven to rotate, the cross connecting shaft block relatively rotates in the left concave block and the right concave block, so that the torque of the right concave block is transferred to the left, the left concave block is driven to rotate, the centrifugal device is driven to polish the inner wall of the steel pipe, after the inner wall of the steel pipe is polished, the steel pipe is rotated, the moving block is driven to rotate, the left connecting rod is driven to rotate through the supporting rod, the sleeve is driven to rotate, the thin rod drives the rotary table to rotate, the moving block rotates to drive the control rod to rotate, the tooth-shaped groove is disengaged from the triangular block, the moving block is driven to move left, and the steel pipe is loosened.

Preferably, the centrifugal device is described, a hub is fixedly arranged at the front end of the optical axis, four guide rail rods are distributed on the uniform circumference of the outer circumferential surface of the hub, one ends, far away from the hub, of the guide rail rods are provided with polishing blocks in a sliding mode, the guide rail rods are used as the symmetric centers, the hub is fixedly arranged on the polishing blocks and in bilateral symmetry with the hub, the hub is rotated, the polishing blocks are driven to rotate by the guide rail rods, the centrifugal force received by the polishing blocks is larger than the elastic force received by the reset spring, the polishing blocks are driven to move outwards along the guide rail rods, the inner wall of the steel pipe is polished, after polishing is finished, the motor is stopped, and the polishing blocks are reset under the elastic force of the reset.

Preferably, a driving straight gear is fixedly arranged on the output shaft, the lower end of the driving straight gear is meshed with a driven straight gear, the rotation center of the driven straight gear is fixedly connected with a transmission screw rod, the lower end of the control box is provided with a threaded hole, the threaded hole is in threaded connection with the transmission screw rod, the left end of the transmission cavity is fixedly connected with a power gear, the power gear is taken as a symmetry center, the front and the back of the power gear are symmetrically meshed with two connection gears in a meshing manner, the left end surface of the connection gear is fixedly connected with a rotating shaft, the left end of the rotating shaft extends out of the left wall of the transmission cavity and is fixedly connected with a polishing wheel, the output shaft is rotated, so that the driving straight gear is driven to rotate, the driven straight gear is driven to rotate, and the control box is driven to move rightwards due to the threaded, meanwhile, the two connecting gears are driven to rotate in the same direction through the rotation of the power gear, and the polishing wheel is driven to rotate through the rotating shaft, so that the outer diameter of the steel pipe is polished.

But preferably, the fixed hinge bar that is equipped with down of lift chamber upper wall, the fixed hinge bar that is equipped with of lift chamber lower wall, down the hinge bar with go up the hinge bar and connect through articulated piece is articulated, it is equipped with the thin silk pole to rotate in the middle of the articulated piece, the fixed twist grip that is equipped with in thin silk pole right end rotates twist grip, the reduction the lower hinge bar with go up the contained angle of hinge bar, thereby reduce the height of control box makes the steel pipe touch the periphery of throwing aureola, reduce simultaneously the optical axis with distance between the output shaft rotation center.

The invention has the beneficial effects that: the invention adopts the support rod to automatically adjust according to the inner diameter of the steel pipe, and utilizes the triangular block to block the return stroke, thereby blocking the inner wall of the steel pipe, saving the labor for manually clamping the steel pipe, and utilizes the screw rod and the centrifugal device to rotate and simultaneously polish the inner wall and the outer wall of the steel pipe, thereby improving the working efficiency.

Drawings

For ease of illustration, the invention is described in detail by the following specific examples and figures.

FIG. 1 is a schematic view showing the overall structure of a polishing apparatus according to the present invention;

FIG. 2 is an enlarged schematic view of "A" of FIG. 1;

FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 1;

FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 2;

FIG. 5 is a schematic view of the structure in the direction "D-D" of FIG. 2;

FIG. 6 is a schematic view of the structure in the direction "E-E" of FIG. 2.

Detailed Description

The invention will now be described in detail with reference to fig. 1-6, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a polishing device capable of adjusting according to the size of a steel pipe, which comprises a transmission case 11, wherein a motor cavity 16 and a transmission cavity 26 are arranged in the transmission case 11 in a sliding manner, the motor cavity 16 is positioned on the left side of the transmission cavity 26, a motor 12 is fixedly arranged in the motor cavity 16, the left end of the motor 12 is in power connection with an output shaft 13, a control case 17 is arranged on the transmission case 11 in a sliding manner, a lifting cavity 23 and an adjusting cavity 35 are arranged in the control case 17, the adjusting cavity 35 is positioned above the lifting cavity 23, the left wall of the adjusting cavity 35 is rotatably connected with an optical axis 31, the right end of the optical axis 31 is fixedly connected with a left concave block 32, the left concave block 32 is provided with a groove, the right wall of the adjusting cavity 35 is provided with a connecting shaft groove 36, the left end of the output shaft 13 extends into the connecting shaft groove 36 and is fixedly connected with a right concave block 34, the right concave block 34 is provided with a groove, the left concave block 32 and the, the left end face and the right end face of the right concave block 34 are provided with convex blocks which form an included angle of ninety degrees with each other, the groove of the left concave block 32 and the convex block of the cross coupling block 33 slide relatively, so that the left concave block 32 drives the optical axis 31 to slide upwards, the rotation centers of the optical axis 31 and the output shaft 13 are no longer at the same level, the left end of the optical axis 31 is fixedly provided with a centrifugal device 101, the optical axis 31 is provided with a sleeve 43, a moving block 52 and a turntable 38 in a sliding manner, the moving block 52 is positioned between the turntable 38 and the sleeve 43, the sleeve 43 is positioned on the left side of the moving block 52, the rotation center of the optical axis 31 is taken as a symmetry center, the outer circumferential surface of the sleeve 43 is provided with four left connecting rods 45 in a hinged manner, the outer circumferential surface of the sleeve 43 is provided with four right connecting rods 44 in a hinged manner, the left connecting rods 45 and the right connecting rods 44 are parallel, a support rod 46 is hinged to one side, away from the rotation center, of the right connecting rod 44 and the left connecting rod 45, the rear end of the support rod 46 is connected with the moving block 52 in a sliding manner, control rods 37 are fixed to the rear end face of the moving block 52 in an up-down symmetrical manner, a triangular block 47 is fixed to the right end of each control rod 37, a limiting cavity 40 is formed in the left end of the control box 17 in an up-down symmetrical manner, a tooth-shaped groove 39 is formed in the limiting cavity 40, the control rods 37 are limited by the tooth-shaped groove 39 and can only slide to the left, a through hole is formed near the tooth-shaped groove 39, when the control rods 37 rotate by a certain angle, the limitation of the tooth-shaped groove 39 on the control rods 37 is removed, the rear end of the control rods 37 is located in the limiting cavity 40, a turntable 38 is rotationally arranged in the control box 17, four thin rods 42 are uniformly and circumferentially fixed to the, moving the steel pipe to make the right side of the steel pipe abut against the moving block 52, at this time, the supporting rod 46 is located in the inner diameter of the steel pipe, pushing the steel pipe to the right, thereby pushing the moving block 52 to the right, driving the control rod 37 to move to the right, driving the supporting rod 46 to move to the right, driving the left connecting rod 45 to rotate away from the rotating center around the hinged position of the left connecting rod 45 and the sleeve 43 due to the fixation of the thin rod 42, driving the right connecting rod 44 to rotate away from the rotating center around the hinged position of the right connecting rod 44 and the sleeve 43, horizontally driving the supporting rod 46 to move away from the rotating center, thereby supporting the inner wall of the steel pipe, when the steel pipe is pushed until the supporting rod 46 completely blocks the inner wall of the steel pipe, at this time, the pushing is stopped, and the triangular block 47 is blocked by the tooth-shaped groove 39, thereby keeping, the motor 12 is started to drive the output shaft 13 to rotate, so as to drive the right concave block 34 to rotate, the cross connecting block 33 rotates relatively in the left concave block 32 and the right concave block 34, so that the torque of the right concave block 34 is transferred to the left concave block 32, so as to drive the left concave block 32 to rotate, so as to drive the centrifugal device 101 to polish the inner wall of the steel pipe, after the inner wall of the steel pipe is polished by the centrifugal device 101, the steel pipe is rotated, so as to drive the moving block 52 to rotate, the left connecting rod 45 is driven to rotate by the supporting rod 46, so as to drive the sleeve 43 to rotate, the rotating disc 38 is driven to rotate by the thin rod 42, the moving block 52 rotates to drive the control rod 37 to rotate, so that the tooth-shaped groove 39 is disengaged from the triangular block 47, the moving block 52 is driven to move to the left, and the steel pipe is loosened.

Beneficially, the centrifugal device 101 is described, a hub 51 is fixedly arranged at the front end of the optical axis 31, four guide rail rods 49 are uniformly and circumferentially distributed on the outer circumferential surface of the hub 51, a polishing block 48 is slidably arranged at one end, away from the hub 51, of each guide rail rod 49, the guide rail rods 49 are taken as a symmetric center, the hubs 51 are fixedly arranged on the polishing blocks 48 and the hub 51 in a bilateral symmetry manner, the hub 51 is rotated, the polishing block 48 is driven to rotate by the guide rail rods 49, the centrifugal force received by the polishing block 48 is greater than the elastic force received by the return spring 50, so that the polishing block 48 is driven to move outwards along the guide rail rods 49, the inner wall of the steel pipe is polished, after polishing is finished, the motor is stopped, and the polishing block 48 is reset under the elastic force of the return.

Beneficially, a driving straight gear 14 is fixedly arranged on the output shaft 13, the lower end of the driving straight gear 14 is engaged with and connected with a driven straight gear 15, the rotation center of the driven straight gear 15 is fixedly connected with a transmission screw rod 18, the lower end of the control box 17 is provided with a threaded hole 24, the threaded hole 24 is in threaded connection with the transmission screw rod 18, the left end of the transmission cavity 26 is fixedly connected with a power gear 27, the power gear 27 is taken as a symmetry center, the front and the back of the power gear 27 are symmetrically engaged with and connected with two connecting gears 28, the left end face of the connecting gear 28 is rotated to be fixedly connected with a rotating shaft 29, the left end of the rotating shaft 29 extends out of a polishing gear 30 fixedly connected with the left wall of the transmission cavity 26, the output shaft 13 is rotated, so as to drive the driving straight gear 14 to rotate, and drive the driven, the control box 17 is driven to move rightwards, the steel pipes on the support rod 46 are driven to move rightwards, meanwhile, the power gear 27 rotates to drive the two connecting gears 28 to rotate in the same direction, the rotating shaft 29 drives the polishing wheel 30 to rotate, and the outer diameter of each steel pipe is polished.

Beneficially, the fixed articulated rod 22 that is equipped with down of lift chamber 23 upper wall, the fixed articulated rod 21 that is equipped with of lift chamber 23 lower wall, articulated rod 22 down with go up articulated rod 21 and pass through articulated block 25 articulated connection, articulated block 25 middle rotation is equipped with thin lead screw 20, the fixed twist grip 19 that is equipped with of thin lead screw 20 right-hand member rotates twist grip 19 reduces down articulated rod 22 with go up the contained angle of articulated rod 21, thereby reduces the height of control box 17 makes the steel pipe touch the periphery of throwing aureola 30 reduces simultaneously optical axis 31 with the distance between the output shaft 13 rotation center.

The following will explain in detail the use steps of a polishing device according to the size of a steel pipe according to fig. 1 to 6: in an initial state, the moving block 52 is located at the leftmost position to drive the distance between the two support rods 46 to be shortest, the polishing block 48 contracts, the included angle between the upper hinge rod 21 and the lower hinge rod 22 is the largest, the control box 17 is driven to be located at the highest position, and the difference between the optical axis 31 and the rotation center of the output shaft 13 is the largest; when the steel pipe clamping device is used, the steel pipe is moved, the right side of the steel pipe is abutted against the moving block 52, the supporting rod 46 is positioned in the inner diameter of the steel pipe, the steel pipe is pushed to the right, the moving block 52 is pushed to move to the right, the control rod 37 is driven to move to the right, the supporting rod 46 is driven to move to the right, the thin rod 42 is fixed, the left connecting rod 45 is driven to rotate to a position far away from a rotating center around a hinged position of the left connecting rod 45 and the sleeve 43, the right connecting rod 44 is driven to rotate to a position far away from the rotating center around a hinged position of the right connecting rod 44 and the sleeve 43, the supporting rod 46 is horizontally driven to move to a position far away from the rotating center, the inner wall of the steel pipe is supported, when the steel pipe is pushed until the supporting rod 46 completely clamps the inner wall of the steel pipe, the pushing is stopped at the, rotate twist grip 19, reduce lower hinge rod 22 with go up the contained angle of hinge rod 21, thereby reduce the height of control box 17 makes the steel pipe touch polish wheel 30's periphery reduces simultaneously optical axis 31 with distance between the output shaft 13 rotation center starts motor 12, through output shaft 13 drives initiative spur gear 14 rotates, drives driven spur gear 15 rotates, because screw hole 24 with transmission lead screw 18 threaded connection drives control box 17 moves to the right, drives steel pipe on the bracing piece 46 moves to the right, simultaneously, rotates through power gear 27 and drives two connect gear 28 syntropy to rotate, through pivot 29 drives polish wheel 30 rotates, carries out the polishing of external diameter to the steel pipe, simultaneously, drives output shaft 13 rotates, thereby drives right side concave block 34 rotates, the cross connecting block 33 rotates relatively in the left concave block 32 and the right concave block 34, so that the torque of the right concave block 34 is transmitted to the left concave block 32, the left concave block 32 is driven to rotate, the hub 51 is rotated, the polishing block 48 is driven to rotate through the guide rail rod 49, the centrifugal force received by the polishing block 48 is greater than the elastic force received by the return spring 50, the polishing block 48 is driven to move outwards along the guide rail rod 49, the polishing block 48 and the inner wall of the steel pipe move relatively due to the leftward movement of the control box 17, so that the inner wall of the steel pipe is polished, when the control box 17 is driven to the rightmost by the transmission lead screw 18, the motor 12 is started reversely, the steel pipe is polished repeatedly, when the control box 17 moves to the leftmost, the motor 12 is stopped, the steel pipe is rotated, and the moving block 52 is driven to rotate, the support rod 46 drives the left connecting rod 45 to rotate, so as to drive the sleeve 43 to rotate, the thin rod 42 drives the turntable 38 to rotate, the moving block 52 rotates to drive the control rod 37 to rotate, the tooth-shaped groove 39 is separated from the triangular block 47, the moving block 52 is driven to move left, so as to loosen a steel pipe, and then the next steel pipe is polished.

In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.

Claims

1. The utility model provides a adjust burnishing device according to steel pipe size which characterized in that: the device comprises a transmission case, a motor cavity and a transmission cavity are arranged in the transmission case in a sliding manner, the motor cavity is positioned on the left side of the transmission cavity, a motor is fixedly arranged in the motor cavity, the left end of the motor is in power connection with an output shaft, a control box is arranged on the transmission case in a sliding manner, a lifting cavity and an adjusting cavity are arranged in the control box, the adjusting cavity is positioned above the lifting cavity, the left wall of the adjusting cavity is rotatably connected with an optical axis, the right end of the optical axis is fixedly connected with a left concave block, a groove is formed in the left concave block, a connecting shaft groove is formed in the right wall of the adjusting cavity, the left end of the output shaft extends into the connecting shaft groove fixedly connected with a right concave block, a groove is formed in the right concave block, the left concave block and the right concave block are rotatably connected through a cross connecting shaft block, a convex block and a convex block are formed in the left end surface and the right end surface of the right concave block, and a, a device is fixedly arranged at the left end of the optical axis, a sleeve, a moving block and a rotary table are arranged on the optical axis in a sliding mode, the moving block is located between the rotary table and the sleeve, the sleeve is located on the left side of the moving block, the rotating center of the optical axis is taken as a symmetric center, and four left connecting rods are hinged to the outer circumferential surface of the sleeve uniformly and circumferentially; four right connecting rods are hinged on the outer circumferential surface of the sleeve at uniform circumference, the left connecting rod and the right connecting rod are parallel to each other and the left connecting rod is positioned at the front side of the right connecting rod, one sides of the right connecting rod and the left connecting rod, which are far away from the rotating center, are hinged with a supporting rod, the rear end of the supporting rod is connected with the moving block in a sliding way, the rear end surface of the moving block is vertically and symmetrically fixedly provided with a control rod, the right end of the control rod is fixedly provided with a triangular block, the left end of the control box is symmetrically provided with limiting cavities from top to bottom, the limiting cavities are internally provided with tooth-shaped grooves which limit the control rod to slide leftwards only, a through hole is arranged beside the tooth-shaped groove, the rear end of the control rod is positioned in the limit cavity, a rotary disc is rotationally arranged in the control box, four thin rods are fixedly arranged on the rear end face of the sleeve in an even circumferential mode, and the rear ends of the thin rods are fixedly connected with the rotary table.

2. The device for adjusting and polishing according to the size of the steel pipe as set forth in claim 1, wherein: the polishing device is characterized in that a hub is fixedly arranged at the front end of the optical axis, four guide rail rods are uniformly distributed on the outer circumferential surface of the hub in a circumferential distribution mode, one end, far away from the hub, of each guide rail rod is provided with a polishing block in a sliding mode, the guide rail rods serve as the symmetric center, and the polishing blocks and the hub are fixedly arranged in a bilateral symmetry mode.

3. The device for adjusting and polishing according to the size of the steel pipe as set forth in claim 2, wherein: the fixed initiative spur gear that is equipped with on the output shaft, the driven spur gear is connected in the meshing of initiative spur gear lower extreme, driven spur gear rotation center fixed connection drive lead screw, the control box lower extreme is equipped with the screw hole, the screw hole with drive lead screw threaded connection, transmission chamber left end fixed connection power gear, with power gear is symmetrical center, two connecting gear are connected in the symmetrical meshing around the power gear, connecting gear left end face rotation center fixed connection pivot, the pivot left end is stretched out transmission chamber left side wall fixed connection polishing wheel.

4. The device for adjusting and polishing according to the size of the steel pipe as set forth in claim 1, wherein: the lifting cavity upper wall is fixedly provided with a lower hinged rod, the lifting cavity lower wall is fixedly provided with an upper hinged rod, the lower hinged rod is hinged with the upper hinged rod through a hinged block, a fine screw rod is arranged in the middle of the hinged block in a rotating mode, and a rotating handle is fixedly arranged at the right end of the fine screw rod.