CN214392667U

CN214392667U - Riding wheel with adjustable height

Info

Publication number: CN214392667U
Application number: CN202120011899.2U
Authority: CN
Inventors: 高国武
Original assignee: Dalian Field Manufacturing Co Ltd
Current assignee: Dalian Field Manufacturing Co Ltd
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-10-15
Anticipated expiration: 2031-01-05

Abstract

In the field of modern full-automatic steel pipe production lines, the working position of a lower supporting wheel for supporting a steel pipe is fixed, so that the existing deburring device cannot adapt to the condition that the specification of the steel pipe is variable, when the size of the steel pipe is changed, the center of the steel pipe is changed accordingly, and the influence on the whole production line is large. In order to solve the problem, the scheme of the embodiment provides a height-adjustable riding wheel, and the roller shaft with a first shaft section and a second shaft section which are parallel to each other but different in axial center is arranged to realize that the roller arranged on the first shaft section generates relative position change through the eccentric motion of the roller shaft, so that the purpose that the deburring device can be suitable for steel pipes with various specifications by changing the position of the roller is achieved.

Description

Riding wheel with adjustable height

Technical Field

The invention relates to the technical field of continuous welding seam processing in an automatic steel pipe production line, in particular to a height-adjusting riding wheel of a deburring device.

Background

In the field of modern full-automatic steel pipe production lines, steel pipes are subjected to continuous welding seams in the production process through specific processes, so that external burrs higher than the outer walls of the steel pipes are generated outside the welding seams, the external burrs are not needed for steel pipe products, the external burrs affect the appearance quality and the precision of the steel pipe products, and the external burrs must be removed. The working position of the lower supporting wheel for supporting the steel pipe is fixed, so that the existing deburring device cannot adapt to the condition that the specification of the steel pipe is variable, when the size of the steel pipe is changed, the center of the steel pipe is changed along with the change of the specification of the steel pipe, and the influence on the whole production line is large. In order to solve such a problem, it is necessary to design a height-adjustable idler capable of adjusting the height position of the lower idler of the deburring device to adapt to a production line with various specifications.

Disclosure of Invention

The embodiment of the invention provides a height-adjustable riding wheel, which is characterized in that a roller shaft with a first shaft section and a second shaft section which are parallel to each other but different in axial center is arranged, so that the roller arranged on the first shaft section can change relative position through eccentric motion of the roller shaft, and the purpose that a deburring device can be suitable for steel pipes of various specifications by changing the position of the roller is achieved.

On one hand, the riding wheel capable of adjusting the height comprises a roller wheel 1 and a roller wheel shaft 2, wherein the roller wheel 1 is arranged on the roller wheel shaft 2 and can freely rotate relative to the roller wheel shaft 2, the roller wheel shaft 2 is arranged on a machine frame 3, the riding wheel is characterized in that the roller wheel shaft 2 is provided with a first shaft section 2a and a second shaft section 2b which are parallel to each other but different in axle center, the roller wheel 1 is arranged on the first shaft section 2a, the second shaft section 2b is arranged on the machine frame 3 and can rotate relative to the machine frame 3, and the change of the height position of the roller wheel 1 relative to the machine frame 3 can be realized by rotating the roller wheel shaft 2.

According to an aspect of the embodiment of the present invention, the second shaft segment 2b is further provided with a positioning device d at an end away from the roller 1, one end of the positioning device d is coupled to the frame 3, and the other end of the positioning device d is coupled to the second shaft segment 2b, and the positioning device d can fix a relative position of the roller shaft 2 and the frame 3.

According to an aspect of the embodiment of the present invention, the positioning device d further comprises a stopper d2 and a sliding peg d3, the stopper d2 is mounted on the sliding peg d3 and can slide on the sliding peg d3, the sliding peg d3 is fixed on the frame 3, the stopper d2 can move close and away relative to the second shaft section 2b under the guiding action of the sliding peg d3, and the relative position of the roller axle 2 is fixed when the stopper d2 moves close and contacts with the second shaft section 2 b.

According to an aspect of the embodiment of the present invention, it further comprises a tension device t, the second shaft section 2b is further provided with a roller shaft through hole k at the center, and the roller shaft through hole k penetrates the entire roller shaft 2, the tension device t penetrates the roller shaft through hole k to enable the roller shaft 2 and the stopper d2 to be tightened or loosened with respect to each other, and the roller shaft 2 and the stopper d2 can be brought into close contact with each other when the roller shaft 2 and the stopper d2 are tightened with respect to each other by the tension device t.

According to an aspect of the embodiment of the present invention, the positioning device d further comprises a pressure spring d1, the pressure spring d1 is disposed between the second shaft section 2b and the stop block d2, and the pressure spring d1 springs the roller shaft 2 and the stop block d2 to both sides to separate the roller shaft 2 and the stop block d2 when the tensioning device t is released.

According to an aspect of the embodiment of the present invention, the tension device t is a long bolt, the center of the stop block d2 is further provided with a threaded hole, and the threaded end of the bolt is cooperatively coupled with the threaded hole at the center of the stop block d 2.

According to an aspect of another embodiment of the invention, the stop block d2 is fixed to the second shaft section 2b by a toothed surface, which is provided with a bevel x, which causes the stop block d2 to move away from the roller axle 2 when the tensioning device t is released and the roller axle 2 is rotated.

According to an aspect of another embodiment of the present invention, the positioning device d further comprises a pressure spring d1, the stop block d2 is further provided with a stop block through hole p at the center, the tensioning device t passes through the stop block through hole p and is further provided with a stop m at the end of the tensioning device t, the pressure spring d1 is provided between the stop block d2 and the stop m, and when the tensioning device t is released, the pressure spring d1 will engage the gear surfaces of the roller axle 2 and the stop block d2 with each other and exert a certain pressure.

According to an aspect of the embodiment of the present invention, the end of the first shaft segment 2a leaks out of the roller 1, and the end of the first shaft segment 2a is further provided with a plane c for rotating the roller shaft 2 with a hand tool, and the plane c is a regular quadrangle or a regular hexagon.

Drawings

Features, advantages and technical effects of exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

Description of the sequence numbers: the device comprises a roller 1, a roller shaft 2, a first shaft section 2a, a second shaft section 2b, a roller shaft through hole k, a positioning device d, a pressure spring d1, a stop block d2, a stop block through hole p, a sliding pile d3, a frame 3, a tensioning device t, a stop block m, an inclined plane x, a plane c, a cutting knife 4 and continuous materials 5.

Fig. 1 is a schematic diagram of the basic structure layout of the first embodiment of the present invention.

Fig. 2 is a schematic view of a loosening basic structure of a tensioning device t according to a first embodiment of the invention.

Fig. 3 is a basic structure diagram of the rotation of the roller shaft 2 according to the first embodiment of the invention.

FIG. 4 is a drawing showing a basic structure of a tension device t according to a first embodiment of the present invention.

Fig. 5 is a schematic diagram of the basic structure layout of another embodiment of the present invention.

Fig. 6 is a schematic view of a loosening basic structure of a tensioning device t according to another embodiment of the invention.

Fig. 7 is a schematic view of a basic structure of a stopper d2 being lifted up by a slope x according to another embodiment of the present invention.

Fig. 8 is a basic structure diagram of the rotation of the roller shaft 2 according to another embodiment of the invention.

FIG. 9 is a drawing showing a basic structure of a tension device t according to another embodiment of the present invention.

FIG. 10 is a schematic view of a tooth surface and a bevel x in accordance with another embodiment of the present invention.

FIG. 11 is a schematic view of a plane c forming a regular quadrangle according to another embodiment of the present invention.

In the drawings, like parts are provided with like reference numerals. The figures are not drawn to scale.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the invention and are not intended to limit the scope of the invention, which is defined by the claims, i.e., the invention is not limited to the preferred embodiments described.

In the description of the embodiments of the present invention, it should be noted that "perpendicular" and "parallel" are not absolute meanings in a mathematical sense unless otherwise specified, and may be understood as "substantially perpendicular" and "substantially parallel".

Fig. 2 is a schematic view of a tensioning device t according to a first embodiment of the invention, shown relaxed.

Fig. 3 is a schematic view of a first embodiment of the rotating roller axle 2 of the present invention.

Fig. 4 is a schematic view of a tensioning device t according to a first embodiment of the invention.

According to the embodiment of the invention, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, a height-adjustable riding wheel is provided, and a roller shaft 2 having a first shaft section 2a and a second shaft section 2b which are parallel to each other but different in axial center is arranged, so that the roller 1 mounted on the first shaft section 2a can change the relative position of the roller 1 through the eccentric movement of the roller shaft 2, and the purpose that the deburring device can be applied to steel pipes with various specifications by changing the position of the roller 1 is achieved. The specific structure in this embodiment may include a frame 3, a cutter 4, a roller 1, a roller shaft 2 and a positioning device d, wherein a continuous material 5 passes between the cutter 4 and the roller 1, the cutter 4 is connected and fixed with the frame 3 through a set of adjusting rack, and the cutter 4 can move up and down relative to the frame 3 to adjust the depth of cutting the outer burrs on the continuous material 5 through the action of the adjusting rack. The roller wheel shaft 2 is in a long rotating shaft shape, a first shaft section 2a and a second shaft section 2b which are parallel to each other but different in axle center are arranged on the roller wheel shaft, the first shaft section 2a and the second shaft section 2b are both cylindrical, the roller wheel 1 is in a wheel shape with center rotation symmetry, the diameter of the middle part of the roller wheel is smaller than the diameter of the two ends of the roller wheel and is used for bearing continuous materials 5, the roller wheel 1 is installed on the first shaft section 2a through a rolling bearing or a sliding bearing and can freely rotate relative to the first shaft section 2a, and the second shaft section 2b is also installed on the rack 3 through the rolling bearing or the sliding bearing and can rotate relative to the rack 3. The positioning device d is arranged at one end of the second shaft section 2b far away from the roller 1, one end of the positioning device d is connected with the frame 3, the other end of the positioning device d is connected with the second shaft section 2b, the positioning device d comprises a stop block d2, a slide pile d3 and a pressure spring d1, the slide pile d3 is a cylindrical protrusion and is fixed on the frame 3, the stop block d2 is further provided with a through hole at a position corresponding to the slide pile d3, the slide pile d3 penetrates through the through hole to be mutually connected with the slide pile d3 to play a guiding and supporting role on the slide pile d3, the stop block d2 can realize approaching and departing relative to the second shaft section 2b under the guiding role of the slide pile d3, the shape of the slide pile d3 can be replaced by a square protrusion or an oval protrusion according to the direct replacement of the conventional technical means of the skilled person, the corresponding through hole on the slide pile d3 is also provided with a corresponding square or oval through hole, the number of the frame 3 may be one or more. The relative position of the roller axle 2 is fixed by the contact of the second shaft segment 2b with the stop d2 when the stop d2 approaches along the slide peg d3 and comes into contact with the second shaft segment 2 b. In addition, the tensioning device t and the pressure spring d1 are further included, a roller axle through hole k is further formed in the center of the second shaft section 2b and penetrates through the entire roller axle 2, in this embodiment, the tensioning device t is a long bolt, a threaded hole is further formed in the center of the stop block d2, and the threaded end of the bolt is in fit connection with the threaded hole in the center of the stop block d 2. The fixed coupling of the tensioning device t to the stopper d2 through the roller axle through hole k enables the roller axle 2 and the stopper d2 to be tensioned or released from each other, the roller axle 2 and the stopper d2 to be brought into close contact when the roller axle 2 and the stopper d2 are tensioned from each other by rotating the tensioning device t, and the roller axle 2 and the stopper d2 to be disengaged from each other when the roller axle 2 and the stopper d2 are released from each other by rotating the tensioning device t. The pressure spring d1 is disposed between the second shaft section 2b and the stop block d2, the pressure spring d1 can be extended to both sides and generate pushing force, when the tension device t is released, the pressure spring d1 springs the roller shaft 2 and the stop block d2 to both sides to separate the roller shaft 2 and the stop block d2 from each other. Since the roller shaft 2 is of eccentric design, the change of the height position of the roller 1 relative to the frame 3 can be achieved by rotating the roller shaft 2.

Fig. 6 is a schematic view of a tensioning device t according to another embodiment of the invention, shown relaxed.

Fig. 7 is a schematic view of the stopper d2 being pushed up by the inclined surface x according to another embodiment of the present invention.

Fig. 8 is a schematic view of a rotating roller axle 2 according to another embodiment of the present invention.

FIG. 9 is a schematic view of a tensioning device t according to another embodiment of the present invention.

According to another embodiment of the invention, which is distinguished from the previous embodiment in an aspect of the invention according to fig. 6, 7, 8, 9 and 10, is distinguished in that the stop d2 is fixed to the second shaft section 2b by a tooth surface, which is provided with a bevel x, which causes the stop d2 to move away from the roller axle 2 when the tensioning device t is released and the roller axle 2 is rotated. The positioning device d comprises a stop block d2, a slide pile d3 and a pressure spring d1, wherein the slide pile d3 is a cylindrical protrusion and is fixed on the frame 3, the stop block d2 is further provided with a through hole at a position corresponding to the slide pile d3, the slide pile d3 is mutually coupled with the slide pile d3 through the through hole to play a guiding and supporting role on the slide pile d3, the stop block d2 can approach and separate relative to the second shaft section 2b under the guiding role of the slide pile d3, the shape of the slide pile d3 can be replaced by a square protrusion or an oval protrusion according to the direct replacement of the conventional technical means of the sliding pile d can be replaced by a square protrusion or an oval through hole of the corresponding to the technical means of the sliding pile d3, and the number of the through hole of the technical means of the sliding pile d3 can be also provided on the corresponding square through hole of the number of the same can be one or more than one or the number provided on the frame 3. The relative position of the roller axle 2 is fixed by the contact of the second shaft segment 2b with the stop d2 when the stop d2 approaches along the slide peg d3 and comes into contact with the second shaft segment 2 b. In addition, the roller shaft tensioning device comprises a tensioning device t and a pressure spring d1, a roller shaft through hole k is further formed in the center of the second shaft section 2b, the roller shaft through hole k penetrates through the entire roller shaft 2, the tensioning device t is a long bolt in the embodiment, a stop block through hole p is further formed in the center of the stop block d2, the tensioning device t penetrates through the roller shaft through hole k and the stop block through hole p, a stop block m is further formed at the end of the tensioning device t, the pressure spring d1 is arranged between the stop block d2 and the stop block m, the pressure spring d1 can stretch towards two sides and generate pushing force, when the tensioning device t is released, the pressure spring d1 can fit the tooth surfaces of the roller shaft 2 and the stop block d2 to each other and exert certain pressure, the tensioning device t can pull the stop block m through the roller shaft through hole k and the stop block through hole p to tension or release the roller shaft 2 and the stop block d2 to each other, when the rotating tensioning device t enables the stop block m to press against the stop block d2, the stop block m can drive the stop block d2 to press towards the roller shaft 2, the roller shaft 2 and the stop block d2 press against each other to enable the roller shaft 2 and the stop block d2 to be in close contact, the tooth surfaces of the roller shaft 2 and the stop block d2 are meshed and fixed with each other, when the rotating tensioning device t enables the stop block m to be far away from the stop block d2, and the roller shaft 2 and the stop block d2 are loosened from each other, the roller shaft 2 is rotated, the inclined surface x can jack the stop block d2 to move towards the direction far away from the roller shaft 2, and meanwhile, under the pressure generated by the pressure spring d1, the stop block d2 can be continuously jacked and rebounded in the rotating process of the roller shaft 2, so that the effect of intermittent positioning adjustment is achieved.

According to an aspect of the embodiment of the present invention, as shown in fig. 11, the end of the first shaft segment 2a leaks out of the roller 1, and the end of the first shaft segment 2a is further provided with a plane c for rotating the roller shaft 2 with a hand tool, and the plane c is formed in a regular quadrangle or a regular hexagon.

It should be understood that the description herein of specific embodiments of the invention is exemplary and should not be construed as unduly limiting the scope of the invention. The scope of the invention is defined by the claims appended hereto, and encompasses all embodiments and obvious equivalents thereof that fall within their scope.

Claims

1. The height-adjusting riding wheel comprises a roller wheel (1) and a roller wheel shaft (2), wherein the roller wheel (1) is arranged on the roller wheel shaft (2) and can freely rotate relative to the roller wheel shaft (2), the roller wheel shaft (2) is arranged on a rack (3), the height-adjusting riding wheel is characterized in that the roller wheel shaft (2) is provided with a first shaft section (2 a) and a second shaft section (2 b) which are parallel to each other but not coaxial, the roller wheel (1) is arranged on the first shaft section (2 a), the second shaft section (2 b) is arranged on the rack (3) and can rotate relative to the rack (3), and the height position of the roller wheel (1) relative to the rack (3) can be changed by rotating the roller wheel shaft (2).

2. The idler for adjusting height of claim 1, wherein the second shaft section (2 b) is further provided with a positioning device (d) at one end far away from the roller (1), one end of the positioning device (d) is connected with the frame (3), the other end of the positioning device (d) is connected with the second shaft section (2 b), and the positioning device (d) can fix the relative position of the roller shaft (2) and the frame (3).

3. A height-adjustable idler as claimed in claim 2 wherein said positioning means (d) further comprises a stop block (d 2) and a slide peg (d 3), said stop block (d 2) being mounted on the slide peg (d 3) and slidable on the slide peg (d 3), said slide peg (d 3) being fixed to the frame (3), said stop block (d 2) being movable towards and away from the second axle section (2 b) under the guiding action of the slide peg (d 3), the relative position of the roller axle (2) being fixed when the stop block (d 2) is moved towards and into contact with the second axle section (2 b).

4. A height-adjustable idler as claimed in claim 3 further comprising a tension device (t), wherein the second shaft section (2 b) is further provided with a roller shaft through hole (k) at the center thereof, and the roller shaft through hole (k) extends through the entire roller shaft (2), the tension device (t) passing through the roller shaft through hole (k) can achieve the mutual tension or release of the roller shaft (2) and the stop block (d 2), and the roller shaft (2) can be brought into close contact with the stop block (d 2) when the roller shaft (2) and the stop block (d 2) are mutually tensioned by the tension device (t).

5. A height adjustable idler as claimed in claim 4 wherein said positioning means (d) further comprises a compression spring (d 1), said compression spring (d 1) being disposed between the second axle section (2 b) and the stop block (d 2), the compression spring (d 1) springing the idler axle (2) and stop block (d 2) apart to either side to separate the idler axle (2) and stop block (d 2) from each other when the tensioning means (t) is released.

6. The height-adjustable idler as claimed in claim 5 wherein the tension means (t) is a long bolt, the center of the stopper (d 2) is further provided with a threaded hole, and the threaded end of the bolt is cooperatively coupled with the threaded hole at the center of the stopper (d 2).

7. A height-adjustable idler as claimed in claim 4 wherein the stop block (d 2) is secured to the second axle section (2 b) by a toothed surface, said toothed surface having a ramp (x) which causes the stop block (d 2) to move away from the axle (2) when the tensioner (t) is released and the axle (2) is rotated.

8. A height-adjustable idler as claimed in claim 7 wherein said positioning means (d) further comprises a compression spring (d 1), said stop block (d 2) further having a stop block through hole (p) at the center thereof, the tension means (t) passing through said stop block through hole (p) and a stop (m) at the end thereof, said compression spring (d 1) being disposed between said stop block (d 2) and said stop (m), said compression spring (d 1) pressing the gear flanks of said roller axle (2) and said stop block (d 2) against each other and applying a certain pressure when said tension means (t) is released.

9. The idler of claim 8 or 6 wherein the end of the first shaft segment (2 a) is exposed from the roller (1), and the end of the first shaft segment (2 a) is further provided with a plane (c) for rotating the roller shaft (2) by a hand tool, the plane (c) is a regular quadrangle or a regular hexagon.