CN216633858U

CN216633858U - Grinding device suitable for railway wheel pair

Info

Publication number: CN216633858U
Application number: CN202220007759.2U
Authority: CN
Inventors: 贺菲; 张金龙; 李培哲
Original assignee: Zhisheng Railway Equipment Co ltd
Current assignee: Zhisheng Railway Equipment Co ltd
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-05-31
Anticipated expiration: 2032-01-05

Abstract

The utility model discloses a polishing device suitable for a railway wheel set, and particularly relates to the technical field of railway wheel set polishing. The wheel pair polishing device can polish the outer side surface, the inner side surface and the edge of the wheel pair, has high polishing efficiency and simple principle, and is easy to install and manufacture.

Description

Grinding device suitable for railway wheel pair

Technical Field

The utility model relates to the technical field of railway wheel pair grinding, in particular to a grinding device suitable for a railway wheel pair.

Background

The wheel set is the part of the rolling stock contacting with the steel rail and consists of two wheels firmly pressed on the same axle. The wheel sets function to ensure the running and steering of the rolling stock on the rails, to carry all static and dynamic loads from the rolling stock, to transfer it to the rails and to transfer loads due to line irregularities to the rolling stock components. In addition, the drive and the brake of the rolling stock are also acted upon by wheel pairs.

The wheel pair grinding device adopted in the prior art is fixed in position, after a certain surface of the wheel pair is ground, the position of the grinding device needs to be manually adjusted to grind other surfaces of the wheel pair, meanwhile, the wheel pair is in a fixed state in the grinding process, all surfaces of the wheel pair can be ground only by manually and continuously adjusting the position of the wheel pair, and the wheel pair grinding device is not flexible to use. The present device was designed in view of the above problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a grinding device suitable for a railway wheel set, and aims to solve the problem that the grinding device for the railway wheel set in the prior art is fixed in position and not flexible enough in use.

In order to achieve the above purpose, the utility model provides the following technical scheme: a polishing device suitable for a railway wheel set comprises a first machine frame, L-shaped supporting rods are fixedly mounted on the left side and the right side of the rear end of the first machine frame, a transmission shaft is movably mounted between the two L-shaped supporting rods through a bearing, a U-shaped supporting frame is fixedly mounted on the rear end of the upper surface of the first machine frame, an arc-shaped groove is formed in the rear side of the U-shaped supporting frame, a wheel set is arranged in the arc-shaped groove, rotary clamping devices are movably mounted on the two L-shaped supporting rods and are arranged on the same horizontal plane with the wheel set, bearing seats are fixedly mounted at the front end and the rear end of the inner lower surface of the first machine frame, a rotary lead screw is movably mounted in the two bearing seats through a bearing, an X-direction moving block is connected to the rotary lead screw through threads, a movable polishing mechanism is arranged on the X-direction moving block, and a second driving motor is arranged on the outer side of the bearing seats, and the output end of the second driving motor is fixedly connected with the front side of the rotary screw rod.

In a preferred embodiment, the rotary clamping device comprises a clamping sleeve, a sliding groove is formed in the inner side of the clamping sleeve, a first bidirectional threaded rod is movably mounted in the sliding groove, two clamping pieces are connected to the first bidirectional threaded rod in a threaded manner, the two clamping pieces are identical in specification, the clamping pieces move along the sliding groove, so that wheel pairs are clamped, and a rocking handle is fixedly connected to one end of the first bidirectional threaded rod.

In a preferred embodiment, the outer end of the clamping sleeve is integrally connected with a connecting shaft, the connecting shaft is movably connected with the L-shaped supporting rod through a bearing, a first belt pulley is arranged on the connecting shaft, second belt pulleys are arranged on the left side and the right side of the transmission shaft, the position of the second belt pulley corresponds to the position of the first belt pulley up and down, the first belt pulley and the second belt pulley on two sides are both provided with a transmission belt, the outer surface of the L-shaped support rod on the right side is fixedly provided with a motor fixing plate, a first driving motor is arranged on the motor fixing plate, the output end of the first driving motor is connected with the right side of the transmission shaft, the first driving motor is started, the output end of the first driving motor drives the transmission shaft to rotate, the rotation of the clamping sleeve is realized through the connection of the first belt pulley, the second belt pulley and the transmission belt, so that the rotation of the wheel pair is realized.

In a preferred embodiment, the clamping member includes a moving plate, a threaded hole is opened on the inner side of the moving plate, two clamping plates are obliquely and fixedly mounted on the inner wall surface of the outer side of the moving plate, an included angle between the two clamping plates is 90 °, and the rotation of the first bidirectional threaded rod and the opposite movement of the clamping plates are realized by rotating the rocking handle, so that the wheel pair is clamped.

In a preferred embodiment, the movable grinding mechanism comprises a second machine frame, the second machine frame is transversely and fixedly installed on the upper surface of an X-direction moving block, a second bidirectional threaded rod is movably installed inside the second machine frame through a bearing, two Y-direction moving blocks are connected to the second bidirectional threaded rod in a threaded mode, grinders are arranged on the upper surfaces of the two Y-direction moving blocks, the left end of the second bidirectional threaded rod penetrates through the left side face of the second machine frame and extends to the outer side of the second machine frame, a rotary disc is fixedly installed at the left end of the second bidirectional threaded rod, a handle is fixedly installed on the outer surface of the rotary disc, the rotation of the second bidirectional threaded rod and the opposite movement or the opposite movement of the two Y-direction moving blocks are achieved through the rotating handle, and therefore the outer side face, the inner side face and the edge of the wheel are ground.

In a preferred embodiment, a support plate is obliquely and fixedly installed on the rear surface of the U-shaped support frame, so that the stability of the U-shaped support frame in use is ensured.

Compared with the prior art, the utility model has the beneficial effects that:

1. by arranging the rotary clamping devices, a user firstly places the wheel pair in the using process, and respectively places two sides of the wheel pair in the rotary clamping devices on the two sides, then rotates the rocking handles on the two sides, the rocking handles drive the two clamping pieces on each rotary clamping device to move oppositely, so that the wheel pair is clamped, the first driving motor is started, the output end of the first driving motor drives the transmission shaft and the two second belt pulleys to rotate, the two first belt pulleys and the clamping sleeves on the two sides are driven by the transmission belt to rotate, so that the wheel pair is rotated, the rotating direction of the wheel pair is controlled to be opposite to the rotating direction of the sander, and the sanding efficiency is improved conveniently;

2. according to the utility model, the movable polishing mechanism is arranged, a user rotates the handle in the use process, the handle drives the rotary table and the second bidirectional threaded rod to rotate, so that the two Y-direction moving blocks move in the opposite direction or in the opposite direction, the two polishers move in the opposite direction or in the opposite direction, the movable polishing mechanism is matched with the X-direction moving blocks, the outer side surface, the inner side surface and the edge of the wheel pair can be polished, the principle is simple, and the practicability is high.

Drawings

For a clearer explanation of the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a first general structural diagram of the present invention;

FIG. 2 is a second overall view of the present invention;

FIG. 3 is a rear elevational view of the overall construction of the present invention;

FIG. 4 is a top view of the overall structure of the present invention;

FIG. 5 is a partial schematic view of the rotary clamping apparatus of the present invention;

fig. 6 is a schematic view of the structure of the clamping member of the present invention.

Description of reference numerals:

1. a first machine frame; 2. an L-shaped support bar; 3. a drive shaft; 4. a U-shaped support frame; 5. an arc-shaped groove; 6. a wheel set; 7. a rotary clamping device; 701. a clamping sleeve; 702. a chute; 703. a first bi-directional threaded rod; 704. a clamping member; 7041. moving the plate; 7042. a splint; 705. a rocking handle; 706. a connecting shaft; 707. a first pulley; 708. a second pulley; 709. a drive belt; 710. a motor fixing plate; 711. a first drive motor; 8. a bearing seat; 9. rotating the screw rod; 10. an X-direction moving block; 11. a second drive motor; 12. moving the polishing mechanism; 1201. a second machine frame; 1202. a second double-rotation-direction threaded rod; 1203. a Y-direction moving block; 1204. a sander; 1205. a turntable; 1206. a handle; 13. and a support plate.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to the attached drawings 1-6 of the specification, the grinding device suitable for the railway wheel set comprises a first machine frame 1, wherein L-shaped support rods 2 are fixedly mounted on the left side and the right side of the rear end of the first machine frame 1, a transmission shaft 3 is movably mounted between the two L-shaped support rods 2 through a bearing, a U-shaped support frame 4 is fixedly mounted at the rear end of the upper surface of the first machine frame 1, a support plate 13 is fixedly mounted on the rear surface of the U-shaped support frame 4 in an inclined mode to ensure the stability of the U-shaped support frame 4 in the using process, an arc-shaped groove 5 is formed in the rear side of the U-shaped support frame 4, a wheel set 6 is arranged in the arc-shaped groove 5, the wheel set 6 can be conveniently placed and taken out through the arc-shaped groove 5, rotary clamping devices 7 are movably mounted on the two L-shaped support rods 2, and the two rotary clamping devices 7 and the wheel set on the same horizontal plane, bearing blocks 8 are fixedly mounted at the front end and the rear end of the inner lower surface of the first machine frame 1, two rotary lead screws 9 are movably mounted in the bearing blocks 8 through bearings, X-direction moving blocks 10 are connected to the rotary lead screws 9 in a threaded mode, moving polishing mechanisms 12 are arranged on the X-direction moving blocks 10, the X-direction moving blocks 10 drive the moving polishing mechanisms 12 to move in the X-axis direction, a second driving motor 11 is arranged on the outer side of each bearing block 8, and the output end of the second driving motor 11 is fixedly connected with the front side of each rotary lead screw 9.

The rotary clamping device 7 comprises a clamping sleeve 701, a sliding groove 702 is arranged on the inner side of the clamping sleeve 701, a first bidirectional threaded rod 703 is movably mounted in the sliding groove 702, two clamping pieces 704 are connected to the first bidirectional threaded rod 703 in a threaded manner, the specifications of the two clamping pieces 704 are the same, each clamping piece 704 comprises a movable plate 7041, a threaded hole is formed in the inner side of the movable plate 7041, two clamping plates 7042 are fixedly mounted on the inner wall surface of the outer side of the movable plate 7041 in an inclined manner, an included angle between the two clamping plates 7042 is 90 degrees, the two clamping pieces 704 move oppositely under the rotation of the first bidirectional threaded rod 703, so that one side of the wheel pair 6 is clamped, the two sides of the wheel pair 6 are clamped by the two pairs of clamping pieces 704, the wheel pair 6 is prevented from falling in the rotation process, and a rocking handle 705 is fixedly connected to one end of the first bidirectional threaded rod 703, the outer end of the clamping sleeve 701 is integrally connected with a connecting shaft 706, the connecting shaft 706 is movably connected with the L-shaped supporting rod 2 through a bearing, a first belt pulley 707 is arranged on the connecting shaft 706, second belt pulleys 708 are arranged on the left side and the right side of the transmission shaft 3, the position of the second belt pulley 708 corresponds to the position of the first belt pulley 707 up and down, the first belt pulley 707 and the second belt pulley 708 on both sides are provided with a transmission belt 709, by providing the transmission belt 709, transmission between the first pulley 707 and the second pulley 708 is realized, thereby realizing the grabbing rotation of the two connecting shafts 706, the outer surface of the right L-shaped supporting rod 2 is fixedly provided with a motor fixing plate 710, the motor fixing plate 710 is provided with a first driving motor 711, the motor fixing plate 710 ensures the stability of the first driving motor 711 in the using process, and the output end of the first driving motor 711 is connected with the right side of the transmission shaft 3.

The implementation scenario is specifically as follows: in the using process of the utility model, a user firstly places a wheel pair 6 in an arc-shaped groove 5, and respectively places two sides of the wheel pair 6 in rotary clamping devices 7 at two sides, then the user rotates rocking handles 705 at two sides, the rocking handles 705 realize the opposite movement of two clamping pieces 704 on each rotary clamping device 7 in the rotating process, so as to realize the clamping of the wheel pair 6, then the user starts a first driving motor 711, the output end of the first driving motor 711 drives a transmission shaft 3 to rotate, two second belt pulleys 708 on the transmission shaft 3 rotate along with the transmission shaft 3, the two first belt pulleys 707 are also rotated under the drive of two transmission belts 709, the two first belt pulleys 707 respectively drive clamping sleeves 701 at two sides to rotate, so as to realize the rotation of the wheel pair 6, and simultaneously the user starts a second driving motor 11, the output end of the second driving motor 11 drives the rotary screw 9 to rotate, and the X-direction moving block 10 can drive the movable polishing mechanism 12 to move in the X-direction in the rotating process of the rotary screw 9, so that the movable polishing mechanism 12 can move forward and backward, and the movable polishing mechanism 12 can adjust the position to polish the wheel pair 6 in all directions.

Referring to the attached drawings 1, 2 and 4 of the specification, the movable grinding mechanism 12 of the embodiment includes a second machine frame 1201, the second machine frame 1201 is transversely and fixedly installed on the upper surface of the X-directional moving block 10, a second bidirectional threaded rod 1202 is movably installed inside the second machine frame 1201 through a bearing, two Y-directional moving blocks 1203 are connected to the second bidirectional threaded rod 1202 in a threaded manner, grinders 1204 are respectively arranged on the upper surfaces of the two Y-directional moving blocks 1203, the rotation direction of a grinding disc on the grinders 1204 is controlled to be opposite to that of the wheel pair 6, the grinding efficiency of the wheel pair 6 can be improved, the left end of the second bidirectional threaded rod 1202 penetrates through the left side surface of the second machine frame 1201 and extends to the outer side of the second machine frame 1201, a rotary disc 1205 is fixedly installed on the left end of the second bidirectional threaded rod 1202, a handle 1206 is fixedly installed on the outer surface of the rotary disc 1205, when the user rotates the handle 1206, the handle 1206 drives the rotating disc 1205 and the second bidirectional threaded rod 1202 to rotate, the two Y-direction moving blocks 1203 move towards or away from each other in the rotation process of the second bidirectional threaded rod 1202 so as to drive the two grinders 1204 to move towards or away from each other, the user can control the two grinders 1204 to move away from each other, then control the X-direction moving block 10 to move towards the wheel pair 6, then control the two grinders 1204 to move towards each other, so as to grind the outer surface of the wheel pair 6, similarly, the user can control the two grinders 1204 to move towards each other, then control the X-direction moving block 10 to move towards the wheel pair 6, then control the two grinders 1204 to move away from each other, so as to grind the inner surface of the wheel pair 6, and simultaneously adjust the position of the X-direction moving block 10 and the position of the grinders 1204, can realize polishing 6 edges of the wheel pair.

And finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a grinding device suitable for railway wheel is to, includes first frame (1), its characterized in that: the automatic bearing device is characterized in that L-shaped supporting rods (2) are fixedly mounted on the left side and the right side of the rear end of a first machine frame (1), a transmission shaft (3) is mounted between the two L-shaped supporting rods (2) through a bearing movable mount, a U-shaped supporting frame (4) is fixedly mounted on the rear end of the upper surface of the first machine frame (1), an arc-shaped groove (5) is formed in the rear side of the U-shaped supporting frame (4), a wheel pair (6) is arranged in the arc-shaped groove (5), rotary clamping devices (7) are movably mounted on the two L-shaped supporting rods (2), the two rotary clamping devices (7) and the wheel pair (6) are arranged on the same horizontal plane, bearing seats (8) are fixedly mounted at the front end and the rear end of the inner lower surface of the first machine frame (1), rotary lead screws (9) are movably mounted in the two bearing seats (8), and X-direction moving blocks (10) are connected to the rotary lead screws (9) through threads, a movable polishing mechanism (12) is arranged on the X-direction movable block (10), a second driving motor (11) is arranged on the outer side of the bearing seat (8) on the front side, and the output end of the second driving motor (11) is fixedly connected with the front side of the rotary screw rod (9).

2. A grinding unit for a pair of railway wheels according to claim 1, characterized in that: rotatory clamping device (7) are including clamping sleeve (701), the inboard of clamping sleeve (701) is equipped with spout (702), movable mounting has first double-screw threaded rod (703) in spout (702), threaded connection has two clamping piece (704) on first double-screw threaded rod (703), and the specification of two clamping piece (704) is the same, the one end fixedly connected with rocking handle (705) of first double-screw threaded rod (703).

3. A grinding unit for a pair of railway wheels according to claim 2, characterized in that: the outer end an organic whole of clamping sleeve (701) is connected with connecting axle (706), connecting axle (706) pass through bearing and L shape bracing piece (2) swing joint, be equipped with first belt pulley (707) on connecting axle (706), the left and right sides of transmission shaft (3) all is equipped with second belt pulley (708), the position of second belt pulley (708) corresponds from top to bottom with the position of first belt pulley (707), both sides all be equipped with driving belt (709) on first belt pulley (707) and second belt pulley (708), the right side the fixed surface of L shape bracing piece (2) installs motor fixed plate (710), be equipped with first driving motor (711) on motor fixed plate (710), the output of first driving motor (711) is connected with the right side of transmission shaft (3).

4. A grinding unit for a pair of railway wheels according to claim 2, characterized in that: the clamping piece (704) comprises a moving plate (7041), a threaded hole is formed in the inner side of the moving plate (7041), two clamping plates (7042) are obliquely and fixedly mounted on the inner wall surface of the outer side of the moving plate (7041), and an included angle formed between the two clamping plates (7042) is 90 degrees.

5. A grinding unit for a pair of railway wheels according to claim 1, characterized in that: remove grinding machanism (12) and include second frame (1201), second frame (1201) horizontal fixed mounting has second bidirectional threaded rod (1202) at the upper surface of X to movable block (10), the inside of second frame (1201) has through bearing movable mounting, threaded connection has two Y to movable block (1203) on second bidirectional threaded rod (1202), and the upper surface of two Y to movable block (1203) all is equipped with sander (1204), the left end of second bidirectional threaded rod (1202) passes the left surface of second frame (1201) and extends to the outside of second frame (1201), the left end fixed mounting of second bidirectional threaded rod (1202) has carousel (1205), the surface fixed mounting of carousel (1205) has handle (1206).

6. A grinding unit for a pair of railway wheels according to claim 1, characterized in that: and a supporting plate (13) is obliquely and fixedly arranged on the rear surface of the U-shaped supporting frame (4).