CN116276347A - A core tube grinding device - Google Patents

Abstract

The invention relates to the technical field of composite pipe machining, and particularly discloses a core pipe polishing device, which comprises a polishing frame; the polishing frame is provided with a supporting wheel through which the core pipe can pass; the outer circumferential surface of the supporting wheel is rotatably provided with a first gear ring; the end face, far away from the polishing frame, of the first gear ring is provided with a first motor; the output end of the first motor is fixedly connected with a first rotating shaft; the end part of the first rotating shaft, which is far away from the first motor, is fixedly connected with a resin wheel capable of polishing the outer wall of the core tube; a backing plate is fixedly connected on the outer side wall of the polishing frame; the top surface of the base plate is provided with a power mechanism capable of driving the first gear ring to rotate; the first gear ring is driven to rotate through the power mechanism, so that the first gear ring drives the resin wheel to polish the outer side wall of the core tube in the rotation process, the problems of high labor intensity, low efficiency and difficult quality assurance of manually polishing the core tube are solved, and the quality and efficiency of core tube polishing work are improved.

Description

A core tube grinding device

technical field

The invention relates to the technical field of composite pipe processing, in particular to a core pipe grinding device.

Background technique

Ultra-high molecular weight polyethylene steel skeleton composite pipe is based on ultra-high molecular weight polyethylene core pipe, using high-strength steel wire left and right continuous helical winding as the mesh skeleton as reinforcement, high-density polyethylene as the outer layer, and through bonding Adhesive composite pipe made of resin fusion compound; because the production speed of ultra-high molecular weight polyethylene core pipe is extremely slow, which is about one tenth of the production speed of composite pipe, the production process of ultra-high molecular weight polyethylene steel skeleton composite pipe needs It is divided into two steps, that is, the production of ultra-high molecular weight polyethylene core pipe and cutting to length, and then enters the production line through the first tractor of the composite pipe production line to compound into ultra-high molecular weight polyethylene steel skeleton composite pipe. In the production process of composite pipe In order to ensure the high-strength bonding between the core tube and the adhesive resin layer, the outer wall of the core tube needs to be polished to remove the oxide layer on the outer surface of the core tube and make the surface rough, so as to improve the adhesion between the core tube and the adhesive resin layer. Bond strength and stability after bonding.

In the prior art, when the core tube is polished, most of the manual hand-held grinding equipment is used to grind the outer wall of the core tube. Manual grinding not only has high labor intensity, low efficiency, and difficult quality assurance, but also produces powder waste during the grinding process. It is easy to cause harm to the health of the staff.

Contents of the invention

The application provides a core tube grinding device, capable of automatically grinding the outer wall of the core tube, ensuring the grinding quality, reducing manual use, and reducing the possibility that the powder waste produced during the grinding process will cause harm to workers.

A core pipe grinding device provided by the application adopts the following technical scheme:

A core tube grinding device, comprising a grinding frame; the grinding frame is provided with a support wheel through which the core tube can pass; the outer circumference of the support wheel is provided with a first ring gear; the first ring gear A first motor is installed on the end face far away from the grinding frame; the output end of the first motor is fixedly connected with a first rotating shaft; the end of the first rotating shaft far away from the first motor is fixedly connected with a The resin wheel; the outer wall of the grinding frame is provided with a power mechanism that can drive the first ring gear to rotate.

By adopting the above technical scheme, when processing the outer wall of the core tube, the core tube is passed through the support wheel, the first motor is started to drive the first rotating shaft and the resin wheel to rotate, and the power mechanism drives the first gear during the grinding process of the resin wheel. During the rotation of the first ring gear, the resin wheel is driven to rotate along the outer peripheral surface of the core tube, which promotes the grinding work of the resin wheel on the outer wall of the core tube, removes the oxide layer on the outer wall of the core tube, and at the same time the outer wall of the core tube The wall is roughened, which is convenient to improve the bonding strength and stability of the bonding resin and the core tube, reduces the trouble of the staff holding the grinding equipment to polish the core tube, and reduces the use of labor.

Preferably, a backing plate is fixedly connected to the outer wall of the grinding frame; the power mechanism is arranged on the top surface of the backing plate, and the power mechanism includes a rotating shaft and a first spur gear; the rotating shaft is rotatably connected to the top surface of the backing plate ; The first spur gear is fixedly connected to the end of the rotating shaft close to the first ring gear, and the first spur gear meshes with the first ring gear; the top surface of the backing plate is equipped with a second motor; the output of the second motor The end is fixedly connected with the second rotating shaft; the end of the second rotating shaft away from the second motor is fixedly connected with the first bevel gear; the outer wall of the rotating shaft close to the first bevel gear is fixedly connected with the first bevel The gear meshes with the second bevel gear.

By adopting the above technical solution, starting the second motor drives the second rotating shaft and the first bevel gear to rotate, and under the meshing cooperation between the first bevel gear and the second bevel gear, the second bevel gear drives the rotating shaft and the first spur gear to rotate, The first ring gear drives the resin wheel to move around the outer wall of the core tube, which is convenient for the resin wheel to polish the outer wall of the core tube.

Preferably, the inner wall of the supporting wheel is rotatably connected with a rotating wheel through which the core tube can pass; the end of the rotating wheel away from the first ring gear extends to the outside of the supporting wheel, and the end of the rotating wheel extending outside the supporting wheel A second ring gear is fixedly connected to the outer peripheral surface of the part; a second spur gear meshing with the second ring gear is fixedly connected to the end of the rotating shaft close to the second ring gear; Cleaning brush for cleaning the outside wall of the core tube.

By adopting the above technical solution, the second spur gear is driven to rotate during the rotation of the rotating shaft. Under the meshing cooperation between the second spur gear and the second ring gear, the second ring gear drives the rotating wheel to rotate, so that the inner wall of the rotating wheel The provided cleaning brush cleans the outer wall of the core tube after being polished, so as to promote the falling off of debris remaining on the surface of the core tube and reduce the labor intensity of manually cleaning the surface of the core tube.

Preferably, the inner wall of the rotating wheel is fixedly connected with a sleeve along the radial direction of the rotating wheel; the inner wall of the sleeve is slidably connected with a connecting rod extending out of the sleeve; the cleaning brush is fixed on the connecting rod The end extending out of the sleeve; the sleeve is provided with a first fixing member capable of fixing the connecting rod.

By adopting the above technical solution, sliding the connecting rod changes the length of the connecting rod protruding from the casing, so that the cleaning brush provided at the end of the connecting rod can clean the core tubes of different diameters, and the first fixing part is used to clean the connecting rod. The rod is fixed to ensure the stability of the cleaning brush position.

Preferably, the inner wall of the casing is provided with a first threaded through hole; the first fixing member includes a first bolt; the first bolt is threaded on the inner wall of the first threaded through hole, and the first bolt extends The end to the inside of the casing can be pressed against the outer wall of the connecting rod.

By adopting the above technical solution, sliding the connecting rod makes the cleaning brush provided at the end of the connecting rod contact the outer wall of the core tube, and then turn the first bolt so that the end of the first bolt protruding into the sleeve is against the outer wall of the connecting rod , so as to impel the cleaning brush of the connecting rod to remain stable, which is convenient for the cleaning brush to clean the core tube.

Preferably, a mounting seat is fixedly connected to the end surface of the first ring gear away from the grinding frame; the end surface of the mounting seat away from the first ring gear is provided with a chute arranged radially along the first ring gear; the chute A slider is slidably connected to the inner wall; the first motor is installed on the side wall of the slider away from the first ring gear; an electric push rod is installed on the side wall of the mounting seat away from the grinding frame; the electric push rod The output end is fixedly connected with the side wall of the slide block away from the grinding frame.

By adopting the above technical scheme, starting the electric push rod drives the slider to slide along the inner wall of the chute, so that the first motor and the resin wheel arranged on the slider move, which facilitates the resin wheel to adapt to core tubes of different diameters and reduces the The hassle of changing resin wheels of different sizes is required.

Preferably, the bottom of the grinding frame is provided with a base; the top surface of the base is rotatably connected with a screw; the outer wall of the screw is provided with a sliding block that is threadedly matched with the outer wall of the screw; the sliding block and The top surface of the base is slidingly fitted; the bottom surface of the grinding frame is fixed on the top surface of the slide plate; a third motor is installed on the top surface of the base; the output shaft of the third motor is fixedly connected to one end of the screw rod, and the output of the third motor The shaft is coaxial with the screw rod.

By adopting the above technical solution, start the third motor to drive the screw to rotate. During the rotation of the screw, the sliding plate drives the grinding frame to move along the length direction of the screw, so that the resin wheel can grind the outer wall of the core tube in the length direction. Work.

Preferably, a pair of support plates are provided on the top surface of the base; the pair of support plates are respectively located at two ends of the base along the length direction of the screw rod.

By adopting the above technical solution, a pair of support plates provided on the top surface of the base are used to support the core tube passing through the grinding frame, so as to facilitate the grinding of the outer side wall of the core tube by the resin wheel.

Preferably, a pair of support pipes are fixedly connected to the top surface of the base; threaded rods protruding from the top of the support pipes are threaded on the inner walls of the pair of support pipes; The fixed rod is rotatably matched with the threaded rod, and the fixed rod is provided with a second fixing member capable of fixing the fixed rod; a pair of the support plates are fixedly connected to the tops of the pair of fixed rods respectively.

By adopting the above technical scheme, turn the threaded rod to adjust the length of the threaded rod protruding out of the support tube, so as to realize the adjustment of the height of the support plate, which is convenient for the support plate to support the core tubes of different diameters, and rotate the fixed rod to adjust the position of the support plate , so that the position of the support plate is not easy to shift with the rotation of the threaded rod, when the position of the support plate is adjusted, the fixing rod is fixed by the second fixing member, so that the support plate and the fixing rod remain stable.

Preferably, the outer wall of the fixing rod is provided with a second threaded through hole; the second fixing member includes a second bolt; the second bolt is threaded on the inner wall of the second threaded through hole, and the second bolt extends The end inside the fixed rod can be pressed against the outer wall of the threaded rod.

By adopting the above technical solution, the position of the support plate is adjusted by rotating the fixing rod, so that the core tube can be stably placed on the top surface of a pair of support plates, and the second bolt is rotated so that the second bolt is pressed against the fixing rod, so that the support plate is not easy to rotate randomly , improve the bonding strength and stability when the support plate supports the core tube.

In summary, the application has the following beneficial effects:

1. When grinding, pass the core tube through the support wheel so that the resin wheel contacts the side wall of the core tube, start the second motor to drive the first spur gear to rotate, and make the resin wheel rotate through the cooperation of the first spur gear and the first ring gear Rotate around the outer wall of the core tube, start the first motor to drive the resin wheel to rotate, prompt the resin wheel to polish the outer wall of the core tube during the rotation around the core tube, remove the oxide layer on the outer wall of the core tube, and reduce manual handling The trouble of grinding the core tube by the grinding equipment reduces the use of labor and improves the efficiency of the core tube grinding work;

2. During the rotation of the first ring gear, the rotating shaft drives the second spur gear to rotate. Under the meshing cooperation between the second spur gear and the second ring gear, the second ring gear drives the rotating wheel to rotate. When the core tube moves in the length direction, the cleaning brush set on the inner wall of the grinding frame cleans the outer wall of the core tube after grinding, so that the remaining debris on the surface of the core tube falls off, reducing the labor intensity of subsequent manual cleaning of the core tube;

3. After the resin wheel grinds the outer wall of the core tube for one week, start the third motor, and the third motor drives the screw to rotate, so that the sliding plate slides along the outer wall of the screw, and the grinding frame gradually moves from one end of the core tube to the The other end is convenient for the resin wheel to polish the side wall in the length direction of the core tube, reducing the trouble of manually moving the core tube.

Description of drawings

Fig. 1 is the structural representation of a kind of core tube polishing device;

Fig. 2 is a schematic diagram of the cooperative structure of the first ring gear, the driving mechanism, and the resin wheel in the present application;

Fig. 3 is the structural representation of power mechanism in the present application;

Fig. 4 is a schematic diagram of the cooperation structure of the mounting block, the slider and the first motor in the present application;

Fig. 5 is a schematic diagram of the matching structure of the support pipe, the threaded rod and the support plate in the present application;

Fig. 6 is a schematic diagram of the cooperative structure of the sleeve, the connecting rod and the cleaning brush in the present application.

Reference signs: 1, grinding frame; 11, backing plate; 2, support wheel; 21, first ring gear; 3, first motor; 31, first rotating shaft; 32, resin wheel; 4, power mechanism; 41 , the rotating shaft; 411, the second bevel gear; 412, the second spur gear; 42, the first spur gear; 43, the second motor; 431, the second rotating shaft; 432, the first bevel gear; 5, the rotating wheel; 51. Second ring gear; 52. Cleaning brush; 53. Sleeve; 531. First threaded through hole; 54. Connecting rod; 55. First fixing member; 551. First bolt; 6. Mounting seat; 61. Chute; 62, slider; 63, electric push rod; 7, base; 71, screw mandrel; 72, slide block; 73, third motor; 8, support plate; 81, support tube; 82, threaded rod; 83 , a fixed rod; 831, a second threaded through hole; 84, a second fixing member; 841, a second bolt.

Implementation

The present invention will be described in further detail below in conjunction with the accompanying drawings. Wherein the same components are denoted by the same reference numerals. It should be noted that the words "front", "rear", "left", "right", "upper", "lower", "bottom" and "top" used in the following description refer to the Directions, the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

The invention discloses a core tube grinding device, as shown in Figure 1 and Figure 2, comprising a base 7, a grinding frame 1, a first motor 3 and a pair of support plates 8 for supporting the core tube; the grinding frame 1 is slidably arranged on On the top surface of the base 7, the grinding frame 1 can slide along the length direction of the base 7. The grinding frame 1 is fixedly connected with a support wheel 2 for the core tube to pass through. The first ring gear 21 is connected in rotation; the first motor 3 is installed on the end face of the first ring gear 21 away from the grinding frame 1, and the first motor 3 is powered by a high-capacity rechargeable lithium battery, and the output terminal of the first motor 3 A first rotating shaft 31 is affixed; the end of the first rotating shaft 31 away from the first motor 3 is affixed with a resin wheel 32 coaxial with the first rotating shaft 31; the grinding frame 1 is provided with a driveable first ring gear 21 Rotating power mechanism 4; a pair of support plates 8 are respectively arranged on the two ends of the top surface of the base 7 along the length direction, and the top surface of the support plate 8 is in a concave arc shape.

Put the core tube through the grinding frame 1 and place it on the top surface of the support plate 8. When grinding the core tube, start the first motor 3 to drive the resin wheel 32 to rotate, and drive the first ring gear 21 to rotate through the power mechanism 4. During the rotation of the first ring gear 21, the first motor 3 and the resin wheel 32 arranged on the first ring gear 21 are driven to rotate around the outer circumference of the core tube, so that the resin wheel 32 can polish the outer wall of the core tube, reducing manual handling. The trouble of grinding the outer wall of the core tube by the grinding equipment reduces the use of labor force and improves the work efficiency of the core tube grinding work.

As shown in Figures 2 and 3, a backing plate 11 is fixedly connected to the outer wall of the grinding frame 1, and the power mechanism 4 is arranged on the top surface of the backing plate 11, and the power mechanism 4 includes a second motor 43, a rotating shaft 41 and a first spur gear 42; the rotating shaft 41 is rotatably connected to the top surface of the backing plate 11, the axis of the rotating shaft 41 is parallel to the axis of the first ring gear 21; the first spur gear 42 is fixed on the end of the rotating shaft 41 close to the first ring gear 21, The first spur gear 42 meshes with the first ring gear 21; the second motor 43 is installed on the top surface of the backing plate 11, and the output end of the second motor 43 is fixedly connected with a second rotating shaft 431, and the second rotating shaft 431 is far away from the second motor 43 A first bevel gear 432 is affixed to the end of the shaft; a second bevel gear 411 meshing with the first bevel gear 432 is affixed to the outer wall of the rotating shaft 41 close to the first bevel gear 432 .

Start the second motor 43 to drive the first bevel gear 432 to rotate, and the cooperation between the first bevel gear 432 and the second bevel gear 411 makes the rotating shaft 41 drive the first straight gear 42 to rotate. Under the meshing cooperation of the ring 21, the first ring gear 21 rotates, thereby driving the resin wheel 32 to rotate around the outer circumference of the core tube.

As shown in Figure 1, a pair of the 3rd motor 73 is installed on the base 7 top surface, the output end of the 3rd motor 73 is all fixedly connected with the screw mandrel 71 along the lengthwise direction of the base 7, and the screw mandrel 71 is rotatably matched with the base 7; 71 outer sidewalls are equipped with slide plate 72 that is matched with screw mandrel 71 threaded transmissions, and slide plate 72 bottom surfaces contact with base 7 top surfaces; The screw mandrel 71 moves in the longitudinal direction.

Start the third motor 73 to drive the screw mandrel 71 to rotate during the core tube grinding process. Under the cooperation of the slide plate 72 and the screw mandrel 71, the grinding frame 1 moves along the screw mandrel 71, so that the resin set on the grinding frame 1 The wheel 32 can grind the tube wall along the length direction of the core tube.

As shown in Figures 2 and 3, the inner wall of the supporting wheel 2 is rotatably connected to the rotating wheel 5 coaxial with the supporting wheel 2; the core tube can pass through the rotating wheel 5, and the rotating wheel 5 is away from the end of the first ring gear 21 Stretch to the outside of the supporting wheel 2, the outer peripheral surface of the end of the rotating wheel 5 extending to the outside of the supporting wheel 2 is fixedly connected with the second ring gear 51 coaxial with the rotating wheel 5; the rotating shaft 41 is close to the end of the second ring gear 51 The second spur gear 412 meshing with the second ring gear 51 is fixedly connected to the part; a pair of cleaning brushes 52 arranged radially along the rotating wheel 5 are installed on the inner wall of the rotating wheel 5, and the cleaning brushes 52 can contact with the outer wall of the core tube.

During the rotation of the rotating shaft 41, the second spur gear 412 is driven to rotate. Under the meshing cooperation between the second ring gear 51 and the second spur gear 412, the second ring gear 51 drives the rotating wheel 5 to rotate. The inner wall of the rotating wheel 5 is provided with The cleaning brush 52 rotates around the outer peripheral surface of the core tube, and the cleaning brush 52 cleans the polished outer side wall of the core tube during the rotation, so that the powder waste generated during the grinding process is not easy to adhere to the outer side wall of the core tube , to reduce the labor intensity of subsequent cleaning of the outer wall of the core tube.

As shown in Figure 2 and Figure 4, the end surface of the first ring gear 21 away from the grinding frame 1 is fixedly connected with the mounting seat 6, and the side wall of the mounting seat 6 away from the first ring gear 21 is provided with a chute 61, the chute 61 Arranged along the radial direction of the first ring gear 21, a slider 62 is slidably connected to the inner wall of the chute 61; the first motor 3 is installed on the side wall of the slider 62 away from the first ring gear 21, and the mounting seat 6 is positioned along the An electric push rod 63 is installed on the outer sidewall of the chute 61 away from the grinding frame 1 in the length direction, and the output end of the electric push rod 63 extends into the chute 61 and is affixed to the side wall of the slide block 62 .

Start the electric push rod 63 to push the slider 62 to slide along the inner side wall of the chute 61, so that the first motor 3 drives the resin wheel 32 to move, so that the resin wheel 32 can polish the core tubes of different diameters and improve the resin quality. The adaptability of the wheel 32 to core pipes of different diameters reduces the trouble of replacing resin wheels 32 of different sizes.

As shown in Figure 1 and Figure 5, a pair of support tubes 81 positioned at the bottom of the support plate 8 are fixedly connected to the top surface of the base 7, and the inner side walls of the support tubes 81 are threadedly connected with a threaded rod 82 whose top end stretches out from the top of the support tube 81. 82 tops are provided with a fixed rod 83, the outer wall of the threaded rod 82 and the outer wall of the fixed rod 83 are rotatably matched, the outer wall of the fixed rod 83 is provided with a second threaded through hole 831, and the second threaded through hole 831 is arranged along the radial direction of the fixed rod 83. Set, the second threaded through hole 831 is provided with a second fixing piece 84 that can fix the fixed rod 83, the second fixing piece 84 includes a second bolt 841 threaded in the second threaded through hole 831, the second bolt 841 extends to the end in the second threaded through hole 831 and can squeeze the outer wall of the fixed rod 83. The support pipe 81, the threaded rod 82 and the fixed rod 83 are coaxial, and the bottom surface of a pair of support plates is connected with a pair of fixed rods respectively. 83 tops are affixed.

Rotate the threaded rod 82 to adjust the height of the support plate 8, and adjust the direction of the support plate 8 by rotating the fixed rod 83, so that the direction of the support plate 8 is not easily affected by the rotation of the threaded rod 82, which is convenient for the support plate 8 to support cores of different pipe diameters. The tube is supported, and when the direction of the support plate 8 is adjusted, the second bolt 841 is tightened to fix the fixing rod 83, so that the direction of the support plate 8 remains fixed.

As shown in Figure 2 and Figure 6, a pair of sleeve pipes 53 are fixedly connected to the inner wall of the rotating wheel 5 at even intervals, and the pair of sleeve pipes 53 are arranged radially along the rotating wheel 5. The upper sliding connection has a connecting rod 54 extending to the outside of the sleeve pipe 53, the connecting rod 54 is a rectangular rod, and the cleaning brush 52 is fixedly connected to the end of the connecting rod 54 extending to the outside of the sleeve pipe 53; A threaded through hole 531, the first threaded through hole 531 is provided with a first fixing member 55 that can fix the connecting rod 54, the first fixing member 55 includes a first bolt 551 threaded in the first threaded through hole 531, the second The end of a bolt 551 extending into the casing 53 can squeeze the outer wall of the connecting rod 54 tightly.

The connecting rod 54 in the sliding sleeve 53 adjusts the length that the connecting rod 54 protrudes, so that the cleaning brush 52 provided at the end of the connecting rod 54 can adapt to core pipes of different diameters. After the pipe side walls are in contact, the connecting rod 54 is fixed by tightening the first bolt 551 to keep the cleaning brush 52 stable.

Working principle: when grinding the core tube, place the core tube on the support plate 8 after passing through the support wheel 2, and support the core tube through the support plate 8; when grinding the core tube, start the first motor 3 Drive the resin wheel 32 to rotate, and realize the grinding work to the side wall of the core tube by the rotation of the resin wheel 32. When the resin wheel 32 is grinding the core tube, start the second motor 43 to drive the first bevel gear 432 to rotate. Under the meshing cooperation between the bevel gear 432 and the second bevel gear 411, the rotating shaft 41 drives the first straight gear 42 to rotate, and the first ring gear 21 rotates under the meshing cooperation between the first straight gear 42 and the first ring gear 21, so that the resin The wheel 32 rotates along the outer wall of the core tube, so as to realize the circumferential grinding of the outer wall of the core tube, remove the oxide layer on the outer wall of the core tube, and roughen the outer wall of the core tube to facilitate the bonding of the bonding resin and the core tube. The bonding strength and stability of the core tube will be cut off when the core tube is cut to length for the unpolished ends of the core tube;

Start the third motor 73 after the resin wheel 32 polishes the outer sidewall of the core pipe for one week, and the third motor 73 drives the screw mandrel 71 to rotate, so that the slide plate 72 slides along the outer sidewall of the screw mandrel 71, impelling the grinding frame 1 to gradually move away from the core tube. One end of the tube is moved to the other end, so that the resin wheel 32 can grind the side wall in the length direction of the core tube;

During the rotation of the first ring gear 21, the rotating shaft 41 drives the second spur gear 412 to rotate, and under the meshing cooperation between the second spur gear 412 and the second ring gear 51, the second ring gear 51 drives the rotating wheel 5 to rotate, When the grinding frame 1 moves along the length direction of the core tube, the cleaning brush 52 provided on the inner side wall of the grinding frame 1 cleans the polished outer side wall of the core tube, so that the residual debris on the surface of the core tube falls off, reducing the need for subsequent manual cleaning of the core tube. The labor intensity of the tube;

When the size of the core tube changes, the height of the support plate 8 is adjusted through the cooperation of the threaded rod 82 and the support tube 81, which is convenient for the support plate 8 to support the core tube, and the cleaning is adjusted through the cooperation of the sleeve pipe 53 and the connecting rod 54. The position of the brush 52 impels the cleaning brush 52 to contact the side wall of the core tube, and pushes the slider 62 to move along the inner wall of the chute 61 through the electric push rod 63, impels the resin wheel 32 to contact the core tube, and facilitates the resin wheel 32 to align the core tube. Grinding is carried out so that the device can be applied to the grinding of core pipes with different diameters.

All of the above are preferred embodiments of the application, and are not intended to limit the protection scope of the application. Therefore, all equivalent changes made according to the structure, shape, and principle of the application should be covered by the protection scope of the application. Inside.

Claims (8)

1. The utility model provides a core pipe grinding device which characterized in that: comprises a polishing frame (1); the polishing frame (1) is provided with a supporting wheel (2) through which the core pipe can pass; the outer circumferential surface of the supporting wheel (2) is rotatably provided with a first gear ring (21); the end face, far away from the polishing frame (1), of the first gear ring (21) is provided with a first motor (3); the output end of the first motor (3) is fixedly connected with a first rotating shaft (31); the end part of the first rotating shaft (31) far away from the first motor (3) is fixedly connected with a resin wheel (32) capable of polishing the outer wall of the core tube; a power mechanism (4) capable of driving the first gear ring (21) to rotate is arranged on the outer side wall of the polishing frame (1);

a backing plate (11) is fixedly connected to the outer side wall of the polishing frame (1); the power mechanism (4) is arranged on the top surface of the base plate (11), and the power mechanism (4) comprises a rotating shaft (41) and a first straight gear (42); the rotating shaft (41) is rotatably connected to the top surface of the base plate (11); the first straight gear (42) is fixedly connected to the end part of the rotating shaft (41) close to the first gear ring (21), and the first straight gear (42) is meshed with the first gear ring (21); the top surface of the base plate (11) is provided with a second motor (43); the output end of the second motor (43) is fixedly connected with a second rotating shaft (431); the end part of the second rotating shaft (431) far away from the second motor (43) is fixedly connected with a first bevel gear (432); the outer side wall of the rotating shaft (41) close to the first bevel gear (432) is fixedly connected with a second bevel gear (411) meshed with the first bevel gear (432);

a rotating wheel (5) through which the core pipe can pass is rotatably connected to the inner side wall of the supporting wheel (2); the end part of the rotating wheel (5) far away from the first gear ring (21) extends to the outside of the supporting wheel (2), and a second gear ring (51) is fixedly connected to the peripheral surface of the end part of the rotating wheel (5) extending to the outside of the supporting wheel (2); the end part of the rotating shaft (41) close to the second gear ring (51) is fixedly connected with a second spur gear (412) meshed with the second gear ring (51); the inner side wall of the rotating wheel (5) is provided with a cleaning brush (52) which can clean the outer side wall of the core tube.

2. The core tube grinding apparatus defined in claim 1 wherein: the inner side wall of the rotating wheel (5) is fixedly connected with a sleeve (53) along the radial direction of the rotating wheel (5); the inner side wall of the sleeve (53) is connected with a connecting rod (54) extending out of the sleeve (53) in a sliding manner; the cleaning brush (52) is fixedly connected to the end part of the connecting rod (54) extending out of the sleeve (53); the sleeve (53) is provided with a first fixing piece (55) capable of fixing the connecting rod (54).

3. The core tube grinding apparatus defined in claim 2 wherein: the inner side wall of the sleeve (53) is provided with a first threaded through hole (531); the first fixing piece (55) comprises a first bolt (551); the first bolt (551) is in threaded connection on the inside wall of the first threaded through hole (531), and the end part of the first bolt (551) extending into the sleeve (53) can be abutted against the outside wall of the connecting rod (54).

4. The core tube grinding apparatus defined in claim 1 wherein: an installation seat (6) is fixedly connected on the end surface of the first gear ring (21) far away from the polishing frame (1); the end face, far away from the first gear ring (21), of the mounting seat (6) is provided with a sliding groove (61) arranged along the radial direction of the first gear ring (21); a sliding block (62) is connected to the inner side wall of the sliding groove (61) in a sliding manner; the first motor (3) is arranged on the side wall of the sliding block (62) far away from the first gear ring (21); an electric push rod (63) is arranged on the side wall of the mounting seat (6) far away from the polishing frame (1); the output end of the electric push rod (63) is fixedly connected with the side wall of the sliding block (62) far away from the polishing frame (1).

5. The core tube grinding apparatus defined in claim 1 wherein: a base (7) is arranged at the bottom of the polishing frame (1); the top surface of the base (7) is rotatably connected with a screw rod (71); a sliding plate block (72) in threaded transmission fit with the outer side wall of the screw rod (71) is sleeved on the outer side wall of the screw rod (71); the sliding plate block (72) is in sliding fit with the top surface of the base (7); the bottom surface of the polishing frame (1) is fixedly connected to the top surface of the sliding plate block (72); a third motor (73) is arranged on the top surface of the base (7); an output shaft of the third motor (73) is fixedly connected with one end of the screw rod (71), and an output shaft of the third motor (73) is coaxial with the screw rod (71).

6. The core tube grinding apparatus defined in claim 5 wherein: the top surface of the base (7) is provided with a pair of supporting plates (8); the pair of support plates (8) are respectively positioned at two ends of the base (7) along the length direction of the screw rod (71).

7. The core tube grinding apparatus defined in claim 5 wherein: a pair of support pipes (81) are fixedly connected to the top surface of the base (7); threaded rods (82) extending out of the top of the support tubes (81) are connected to the inner side walls of the pair of support tubes (81) in a threaded manner; a fixed rod (83) is sleeved at the top of each pair of threaded rods (82); the fixing rod (83) is in running fit with the threaded rod (82), and a second fixing piece (84) capable of fixing the fixing rod (83) is arranged on the fixing rod (83); the pair of support plates (8) are fixedly connected to the top ends of the pair of fixing rods (83) respectively.

8. The core tube grinding apparatus defined in claim 7 wherein: a second threaded through hole (831) is formed in the outer side wall of the fixed rod (83); the second fixing member (84) includes a second bolt (841); the second bolt (841) is in threaded connection with the inner side wall of the second threaded through hole (831), and the end part of the second bolt (841) extending into the fixed rod (83) can be abutted against the outer wall of the threaded rod (82).

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