CN221270845U

CN221270845U - Rotary shot blasting machine for train bogie

Info

Publication number: CN221270845U
Application number: CN202323331090.6U
Authority: CN
Inventors: 解焕锋; 张媚; 王传伟; 谢东霖; 谢旋
Original assignee: Harbin Huaqing Casting Machinery Co ltd
Current assignee: Harbin Huaqing Casting Machinery Co ltd
Priority date: 2023-12-07
Filing date: 2023-12-07
Publication date: 2024-07-05
Anticipated expiration: 2033-12-07

Abstract

The utility model discloses a rotary shot blasting machine for a train bogie, belongs to the technical field of metal surface treatment, and aims to solve the problem that a hanging type shot blasting machine and a trolley type shot blasting machine have defects. The shot blasting machine comprises a shot blasting cleaning chamber and a turner, wherein a plurality of shot blasting machines are arranged at the top of the shot blasting cleaning chamber, the turners are arranged on two sides of the shot blasting cleaning chamber, each turner comprises a turning motor and a frame, a clamping guide rail is arranged on the frame, the turning motor is arranged on a motor base, rollers are arranged at the bottom of the motor base and are in rolling fit with the clamping guide rails, a clamping oil cylinder is fixed on the frame, a piston rod of the clamping oil cylinder is connected with the motor base, one end of a clamping arm is connected with an output shaft of the turning motor, the other end of the clamping arm penetrates through a side wall corresponding to the shot blasting cleaning chamber and is connected with a clamping member, the clamping arms of the two turners are coaxially arranged, and during shot blasting, the two turners synchronously rotate.

Description

Rotary shot blasting machine for train bogie

Technical Field

The utility model belongs to the technical field of metal surface treatment, and particularly relates to a rotary shot blasting machine for a train bogie.

Background

The train bogie is a member connecting the train wheels and the carriages, bears and transmits various loads and acting forces between the carriages and the wheels, and directly determines the stability of the vehicle and the riding comfort of the vehicle. A bogie for train is composed of two longitudinal beams and four transverse beams, and features that said bogie is a large-size workpiece cast integrally, and the eight crossed joints between transverse beams and longitudinal beams are easy to have casting defects.

The traditional large-scale workpiece shot blasting equipment is divided into a hanging type shot blasting machine and a trolley type shot blasting machine, and Chinese patent publication No. CN207273029U discloses the hanging type shot blasting machine, wherein a guide rail penetrates through a shot blasting cleaning chamber, a workpiece passes through the shot blasting cleaning chamber along the guide rail, so that the number of the shot blasting machines required to be arranged for the hanging type shot blasting machine is large, and energy is wasted; the Chinese patent with publication number of CN112959225A discloses a trolley type shot blasting rust remover, which is provided with a trolley capable of entering and exiting a shot blasting cleaning chamber, a workpiece is placed on the trolley, and the trolley rotates in the shot blasting cleaning chamber during shot blasting, so that the exposed surface of the workpiece is easy to be fully treated, the number of the shot blasters of the trolley type shot blasting rust remover is relatively small, but one surface of the workpiece close to the trolley cannot be treated, and the workpiece needs to be turned over for secondary shot blasting, thereby wasting time and manpower and material resources. The two shot blasting machines have disadvantages.

Disclosure of utility model

The utility model aims to provide a rotary shot blasting machine for a train bogie, which aims to solve the problem that a hanging type shot blasting machine and a trolley type shot blasting machine have defects. The technical scheme adopted by the utility model is as follows:

The rotary shot blasting machine comprises a shot blasting cleaning chamber and turnover devices, wherein a crane guide rail, the shot blasting cleaning chamber and a foundation pit are sequentially arranged from top to bottom, a plurality of shot blasting devices are arranged at the top of the shot blasting cleaning chamber, turnover devices are arranged at two sides of the shot blasting cleaning chamber, a conveying crane is in sliding fit with the crane guide rail, the conveying crane is connected with an automatic lifting hook through a connecting rod, a gap for the connecting rod to enter and exit is formed in the top wall of the shot blasting cleaning chamber, a collecting hopper is arranged at the bottom of the shot blasting cleaning chamber, a screw conveyor is arranged at the bottom of the foundation pit, a feeding port of the screw conveyor is connected with a discharging port of the collecting hopper, and the screw conveyor is sequentially connected with a bucket elevator, a shot sand separator and a sand storage box;

The turners comprise a turner motor and a frame, wherein a clamping guide rail is arranged on the frame, the turner motor is arranged on a motor seat, a roller is arranged at the bottom of the motor seat and is in rolling fit with the clamping guide rail, a clamping oil cylinder is fixed on the frame, a piston rod of the clamping oil cylinder is connected with the motor seat, one end of a clamping arm is connected with an output shaft of the turner motor, the other end of the clamping arm passes through a side wall corresponding to the shot blasting cleaning chamber and is connected with a clamping member, and the clamping arms of the two turners are coaxially arranged;

When the automatic lifting hook is in operation, the conveying crane firstly lifts the train bogie into the shot blasting cleaning chamber, the two motor bases slide oppositely, the two clamping members are respectively clamped at the two ends of the train bogie, after the automatic lifting hook is unhooked, the conveying crane drives away again, and finally, the plurality of shot blasters synchronously rotate the output shafts of the two overturning motors while carrying out shot blasting treatment on the train bogie so as to drive the train bogie to overturn.

Further, dustproof wool tops are arranged in the gaps.

Further, the number of the shot blasting machines is four.

Further, a bearing seat is arranged on the motor seat, and the clamping arm is in running fit with the bearing seat through two groups of aligning bearings.

Further, two groups of baffle structures are respectively arranged on two sides of the working end face of the clamping member, and when the clamping member clamps the train bogie, the train bogie is positioned between the two groups of baffle structures.

Further, the dust guard is sleeved on the clamping arm, the dust guard is in sliding fit with the clamping arm, a flange is arranged at one end, close to the overturning motor, of the clamping arm, a spring is sleeved on the clamping arm, and when the clamping member clamps the train bogie, the flange presses the dust guard on the corresponding side wall of the shot blasting cleaning chamber through the spring.

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

The utility model relates to a shot blasting machine designed by combining the advantages of an original sanding machine, a train bogie is lifted into a shot blasting cleaning room by utilizing a conveying crane, and clamping members on two sides are pushed to clamp two ends of the train bogie by virtue of clamping cylinders. The automatic lifting hook is unhooked by remote control, then the crane is conveyed to drive away, the door of the chamber body is closed, the screw conveyor, the bucket elevator, the shot-sand separator and the shot blasting devices are started, two overturning motors are started, and the train bogie can perform shot blasting treatment while rotating.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic illustration of a transport crane handling a train bogie;

FIG. 3 is a schematic view of the structure of the inverter;

Fig. 4 is a schematic distribution diagram of the baffle structure.

In the figure, 1, a shot cleaning chamber, 2, a collecting hopper, 3, a foundation pit, 4, a screw conveyor, 5, a reverser, 6, a bucket elevator, 7, a shot sand separator, 8, a sand storage box, 9, a shot blasting machine, 10, a crane guide rail, 11, a conveying crane, 12, a connecting rod, 13, an automatic lifting hook, 14, a train bogie, 15, a rack, 16, a clamping guide rail, 17, a clamping oil cylinder, 18, a motor cabinet, 19, a reversing motor, 20, a bearing seat, 21, a spring, 22, a dust guard, 23, a clamping component, 24, a baffle structure, 25, a pulley and 26.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model is described below by means of specific embodiments shown in the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.

The connection mentioned in the utility model is divided into fixed connection and detachable connection, wherein the fixed connection is a conventional fixed connection mode such as folding connection, rivet connection, bonding connection, welding connection and the like, the detachable connection comprises a conventional detachable mode such as bolt connection, buckle connection, pin connection, hinge connection and the like, and when a specific connection mode is not limited, at least one connection mode can be found in the conventional connection mode by default to realize the function, and the person skilled in the art can select the function according to the needs. For example: the fixed connection is welded connection, and the detachable connection is bolted connection.

The present utility model will be described in further detail below with reference to the accompanying drawings, the following examples being illustrative of the present utility model and the present utility model is not limited to the following examples.

Examples: as shown in fig. 1-4, a rotary shot blasting machine for a train bogie comprises a shot blasting chamber 1 and a turner 5, wherein the rear end of the shot blasting chamber 1 is provided with an opening, the opening is closed by a chamber door, a crane guide rail 10, the shot blasting chamber 1 and a foundation pit 3 are sequentially arranged from top to bottom, the crane guide rail 10 extends towards the front end and the rear end, the direction of the shot blasting chamber 1 is kept the same as that of the shot blasting chamber 1 so as to facilitate the lifting of workpieces, the top of the shot blasting chamber 1 is provided with a plurality of throwers 9, the left side and the right side of the shot blasting chamber 1 are respectively provided with the turner 5, a conveying crane 11 is in sliding fit with the crane guide rail 10, the conveying crane 11 is connected with an automatic lifting hook 13 through a connecting rod 12, the top wall of the shot blasting chamber 1 is provided with a gap for the connecting rod 12 to enter and exit, when the automatic lifting hook 13 lifts a workpiece, the vertically arranged connecting rod 12 enters from one end of the gap horizontally, the workpiece can be lifted into the shot blasting chamber 1, the bottom of the shot blasting chamber 1 is provided with a spiral conveyor 4, the bottom of the foundation pit 3 is provided with a material hopper 4, a material outlet 2 of the spiral conveyor 4 is connected with a material outlet 4, the spiral conveyor 4 is connected with a material outlet 6 of the spiral conveyor 4 and a sand storage box 8, and a sand box 8 is connected with the sand box 8 in sequence, and a sand storage box is arranged on the sand box 8, and is connected with the sand box 8;

The turner 5 comprises a turner motor 19 and a frame 15, the frame 15 is connected with the side wall of the shot blasting chamber 1, a clamping guide rail 16 is arranged on the frame 15, the turner motor 19 is arranged on a motor seat 18, a roller 25 is arranged at the bottom of the motor seat 18, the roller 25 is in rolling fit with the clamping guide rail 16, a clamping cylinder 17 is fixed on the frame 15, a piston rod of the clamping cylinder 17 is connected with the motor seat 18, one end of a clamping arm 26 is connected with an output shaft of the turner motor 19, the other end of the clamping arm 26 passes through the corresponding side wall of the shot blasting chamber 1 and is connected with a clamping member 23, and the clamping arms 26 of the two turners 5 are coaxially arranged;

When the device works, the conveying crane 11 firstly lifts the train bogie 14 into the shot blasting chamber 1, the two motor bases 18 are driven by the corresponding clamping oil cylinders 17 to slide oppositely, the two clamping members 23 are respectively clamped at the left end and the right end of the train bogie 14, after the automatic lifting hook 13 is unhooked, the conveying crane 11 is driven away again, and finally, the plurality of shot blasters 9 perform shot blasting treatment on the train bogie 14, and meanwhile, the output shafts of the two overturning motors 19 synchronously rotate to drive the train bogie 14 to overturn.

The train bogie 14 is subjected to sanding treatment by a plurality of shot blasters 9. The scattered steel sand is collected by the collecting hopper 2 and is sequentially conveyed to the sand storage box 8 through the screw conveyor 4, the bucket elevator 6 and the pill sand separator 7, and the steel sand enters a plurality of shot blasting machines 9 through the sand discharging pipe for sand circulation, so that the cost is saved.

The utility model relates to a shot blasting machine designed by combining the advantages of the original sand blasting machine, a train bogie 14 is lifted into a shot blasting cleaning room 1 by utilizing a conveying crane 11, and clamping members 23 on two sides are pushed to be clamped at two ends of the train bogie 14 by virtue of clamping cylinders 17. The automatic lifting hook 13 is unhooked by remote control, then the conveying crane 11 drives away, the room door is closed, the screw conveyor 4, the bucket elevator 6, the shot-sand separator 7 and the shot blasting machines 9 are opened, two overturning motors 19 are started, and the train bogie 14 can perform shot blasting treatment while rotating.

And dustproof wool tops are arranged in the gaps. The dustproof wool tops are used for preventing dust in the gaps.

The number of the shot blasting machines is four.

The motor base 18 is provided with a bearing seat 20, and the clamping arm 26 is in rotary fit with the bearing seat 20 through two groups of aligning bearings, so that the clamping arm 26 obtains a flexibly rotary fulcrum.

Two groups of baffle structures 24 are respectively arranged on the front side and the rear side of the working end surface of the clamping member 23, the automatic lifting hook 13 is used for hanging one side longitudinal beam of the train bogie 14, and when the train bogie 14 is clamped by the clamping member 23, the end cross beam of the train bogie 14 is positioned between the two groups of baffle structures 24. The flap structure 24 is used to prevent the train bogie 14 from disengaging.

The dust guard 22 is sleeved on the clamping arm 26, the dust guard 22 is in sliding fit with the clamping arm 26, a flange is arranged at one end, close to the overturning motor 19, of the clamping arm 26, the spring 21 is sleeved on the clamping arm 26, and when the clamping member 23 clamps the train bogie 14, the flange presses the dust guard 22 on the corresponding side wall of the shot blasting cleaning room 1 through the spring 21. The dust guard 22 serves to block the rotational gap between the clamp arm 26 and the blast cleaning chamber 1.

The above embodiments are only illustrative of the present utility model and do not limit the scope thereof, and those skilled in the art may also make modifications to parts thereof without departing from the spirit of the utility model.

Claims

1. The utility model provides a rotatory shot-blasting machine of train bogie which characterized in that: the shot blasting machine comprises a shot blasting cleaning chamber (1) and a turnover device (5), wherein a crane guide rail (10), the shot blasting cleaning chamber (1) and a foundation pit (3) are sequentially arranged from top to bottom, a plurality of shot blasters (9) are arranged at the top of the shot blasting cleaning chamber (1), the turnover device (5) is arranged at two sides of the shot blasting cleaning chamber (1), a conveying crane (11) is in sliding fit with the crane guide rail (10), the conveying crane (11) is connected with an automatic lifting hook (13) through a connecting rod (12), a gap for the connecting rod (12) to enter and exit is formed in the top wall of the shot blasting cleaning chamber (1), a collecting hopper (2) is arranged at the bottom of the shot blasting cleaning chamber (1), a spiral conveyor (4) is arranged at the bottom of the foundation pit (3), a feed inlet of the spiral conveyor (4) is connected with a discharge outlet of the collecting hopper (2), the spiral conveyor (4) is sequentially connected with a bucket elevator (6), a shot separator (7) and a sand storage box (8), the sand storage box (8) is arranged above the shot blasting chamber (1), and the plurality of the shot blasters (9) are respectively connected with the discharge outlet of the sand storage box (8);

The turner (5) comprises a turner motor (19) and a frame (15), wherein a clamping guide rail (16) is arranged on the frame (15), the turner motor (19) is arranged on a motor base (18), a roller (25) is arranged at the bottom of the motor base (18), the roller (25) is in rolling fit with the clamping guide rail (16), a clamping cylinder (17) is fixed on the frame (15), a piston rod of the clamping cylinder (17) is connected with the motor base (18), one end of a clamping arm (26) is connected with an output shaft of the turner motor (19), the other end of the clamping arm (26) penetrates through a side wall corresponding to the shot blasting cleaning chamber (1) to be connected with a clamping member (23), and the clamping arms (26) of the two turners (5) are coaxially arranged;

When the shot blasting machine works, the conveying crane (11) firstly lifts the train bogie (14) into the shot blasting cleaning chamber (1), the two motor bases (18) slide oppositely, the two clamping members (23) are respectively clamped at two ends of the train bogie (14), after the automatic lifting hook (13) is unhooked, the conveying crane (11) is driven away again, and finally, the output shafts of the two overturning motors (19) synchronously rotate while the shot blasting machines (9) perform shot blasting treatment on the train bogie (14) so as to drive the train bogie (14) to overturn.

2. A rotary blasting machine for train bogies according to claim 1, wherein: and dustproof wool tops are arranged in the gaps.

3. A rotary blasting machine for train bogies according to claim 1, wherein: the number of the shot blasting machines is four.

4. A rotary blasting machine for train bogies according to claim 1, wherein: the motor base (18) is provided with a bearing seat (20), and the clamping arms (26) are in running fit with the bearing seat (20) through two groups of aligning bearings.

5. A rotary blasting machine for train bogies according to claim 1, wherein: two groups of baffle structures (24) are respectively arranged on two sides of the working end surface of the clamping member (23), and when the train bogie (14) is clamped by the clamping member (23), the train bogie (14) is positioned between the two groups of baffle structures (24).

6. A rotary blasting machine for train bogies according to any of the claims 1-5, wherein: the dust guard (22) has been cup jointed on arm lock (26), and dust guard (22) and arm lock (26) sliding fit, and arm lock (26) are close to the one end of upset motor (19) and are equipped with the flange, cup jointed spring (21) on arm lock (26), and when clamping member (23) centre gripping train bogie (14), the flange is pressed dust guard (22) on corresponding shot-blast cleaning room (1) lateral wall through spring (21).