CN214237413U - Accurate heavy-duty car through shaft surface grinding device of concentric positioning - Google Patents

Abstract

The utility model discloses an accurate heavy automobile link up axle surface grinding device in concentric location, including curb plate, polisher, motor, slide rail and pivot, connect between the curb plate and install horizontal plate frame, and install the rolling disc through the pivot on the curb plate, and the rolling disc is connected with the motor to install alternately spout on the rolling disc, install the fixed disk on the spout alternately moreover, the rolling disc left side is connected with the removal dish, and removes the dish left side and be connected with the threaded rod, install the slide rail on the horizontal plate frame, and install on the slide rail and remove the frame, the polisher is connected with the telescopic link, and installs the abrasive disc on the polisher. This accurate heavy-duty car of concentric positioning link up axle surface grinding device is provided with rolling disc and fixed disk, drives by the threaded rod through removing the dish and presss from both sides tight fixed axle spare of polishing, and the axle is located eccentric position on the rolling disc, until linking up to axle and rolling disc and pivot and be located same axis, prevents that the axis that links up the axle among the polishing process from taking place the skew.

Description

Accurate heavy-duty car through shaft surface grinding device of concentric positioning

Technical Field

The utility model relates to a technical field that polishes specifically is an accurate heavy-duty car link up axle surface grinding device of concentric positioning.

Background

The input shaft for the heavy-duty truck through bridge is mainly in a rectangular spline connection mode in the prior domestic through shaft production, and the output part is supported by a single-row ball bearing, so that the input shaft can be suitable for occasions with light or medium loads and has high processing cost. The heavy truck is generally a double rear axle, if the heavy truck is driven respectively, two transmission shafts are required to be output from a gearbox or a transfer case is added, and the heavy truck is heavy and complicated. At present, the through shaft is designed on the middle axle to solve the problem, one transmission shaft drives two rear axles simultaneously, and when the through shaft oil seal is replaced, the original factory part is ensured firstly, and the through shaft oil seal is installed in a through shaft bearing seat by using a wooden hammer or a rubber hammer during assembly.

The surface of the through shaft needs to be polished in the machining process of the through shaft, but the axis of the through shaft may deviate when the through shaft is polished after being clamped due to the fact that the circle center position of the axis of the stepped shaft cannot be determined by the conventional polishing device.

We have proposed a concentrically accurately positioned surface grinding apparatus for a through shaft of a heavy duty vehicle in order to solve the problems set forth above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heavy automobile that concentric positioning is accurate link up axle surface grinding device to solve the problem that can make the axis that links up the axle take place the skew on the existing market that above-mentioned background art provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an accurate heavy-duty car through shaft surface grinding device of concentric positioning, includes curb plate, polisher, motor, slide rail and pivot, connect between the curb plate and install the horizontal plate frame, and install the rolling disc through the pivot on the curb plate, and the rolling disc is connected with the motor to install alternately spout on the rolling disc, install the fixed disk on the spout that intersects moreover, the rolling disc left side is connected with removes the dish, and removes a set left side and be connected with the threaded rod, install the slide rail on the horizontal plate frame, and install on the slide rail and remove the frame to install the base on removing the frame, and the connection installs the bracing piece on the base, the crank is installed through the pivot to the bracing piece simultaneously, the polisher is connected with the telescopic link, and installs the abrasive disc on the polisher.

Preferably, the side plate is in threaded connection with the threaded rod, the handle is installed at the tail end of the threaded rod, and an annular groove is formed in the joint of the threaded rod and the movable disc to form a rotating structure.

Preferably, the rotating disc is driven by the motor to form a rotating structure through the rotating shaft and the side plates, the rotating disc forms the rotating structure through the rotating shaft and the moving disc, and rolling bearings are arranged at the joints of the rotating shafts.

Preferably, the fixed plate forms a sliding structure along the crossed sliding grooves, the crossed sliding grooves form a sliding structure mutually, and the crossed sliding grooves are arranged at a vertical angle.

Preferably, the movable frame drives the base and the grinding machine to form a sliding structure with the transverse plate frame through a sliding rail, and the movable frame is fixedly connected with the movable base through a bolt.

Preferably, the telescopic rod is sleeved with a light spring, the crank and the support rod form a rotating structure through a rotating shaft, and the tail end of the crank is provided with an anti-skidding handle.

Compared with the prior art, the beneficial effects of the utility model are that: the surface polishing device for the through shaft of the heavy-duty car with accurate concentric positioning is used;

1. the grinding machine is provided with a rotating disc and a fixed disc, a shaft to be ground is driven by a threaded rod to clamp and fix a movable disc, the shaft is positioned at an eccentric position on the rotating disc, a motor drives the rotating disc to rotate, the fixed disc and the shaft are moved along a crossed sliding groove until a through shaft, the rotating disc and a rotating shaft are positioned on the same axis, and the axis of the through shaft is prevented from deviating in the grinding process;

2. the through shaft grinding machine is provided with a cross plate frame and a moving frame, the moving frame and a grinding wheel mounted on the moving frame are moved along a sliding rail in the rotating process of the through shaft, all parts of the through shaft are ground, meanwhile, the grinding wheel and the grinding machine are mounted on a crank through a telescopic rod, and the grinding angle can be adjusted along a supporting rod.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of the mobile frame of the present invention looking down;

FIG. 3 is a schematic view of the structure of the rotating disc of the present invention;

fig. 4 is a schematic structural diagram of the present invention.

In the figure: 1. a side plate; 2. rotating the disc; 3. fixing the disc; 4. a cross plate frame; 5. a threaded rod; 6. a movable frame; 7. a base; 8. a sander; 9. a grinding wheel sheet; 10. a motor; 11. a crank; 12. a telescopic rod; 13. a cross chute; 14. a support bar; 15. a slide rail; 16. a rotating shaft; 17. the disc is moved.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a surface polishing device for a through shaft of a heavy-duty car with accurate concentric positioning comprises side plates 1, rotating plates 2, fixed plates 3, transverse plate frames 4, threaded rods 5, moving frames 6, a base 7, a polisher 8, grinding wheels 9, a motor 10, a crank 11, telescopic rods 12, crossed chutes 13, supporting rods 14, sliding rails 15, rotating shafts 16 and moving plates 17, wherein the transverse plate frames 4 are connected and installed between the side plates 1, the rotating plates 2 are installed on the side plates 1 through the rotating shafts 16, the rotating plates 2 are connected with the motor 10, the crossed chutes 13 are installed on the rotating plates 2, the fixed plates 3 are installed on the crossed chutes 13, the moving plates 17 are connected on the left side of the rotating plates 2, the threaded rods 5 are connected on the left side of the moving plates 17, the sliding rails 15 are installed on the transverse plate frames 4, the moving frames 6 are installed on the sliding rails 15, the base 7 is installed on the moving frames 6, the supporting rods 14 are connected and installed on the base 7, meanwhile, a crank 11 is installed on the supporting rod 14 through a rotating shaft 16, the grinding machine 8 is connected with an expansion rod 12, and a grinding wheel 9 is installed on the grinding machine 8.

The side plate 1 is in threaded connection with the threaded rod 5, the handle is installed at the tail end of the threaded rod 5, an annular groove is formed in the joint of the threaded rod 5 and the movable disc 17 to form a rotating structure, the position of the movable disc 17 is convenient to adjust, and the fixed disc 3 is driven to clamp a processed grinding shaft piece.

The rotating disc 2 is driven by the motor 10 to form a rotating structure through the rotating shaft 16 and the side plate 1, the rotating disc 2 forms a rotating structure through the rotating shaft 16 and the moving disc 17, and rolling bearings are arranged at the joints of the rotating shaft 16, so that friction force applied in the rotating process is reduced.

The fixed disks 3 constitute a sliding structure along the cross sliding grooves 13, the cross sliding grooves 13 mutually constitute a sliding structure, and the cross sliding grooves 13 are arranged at a vertical angle, so that the fixed disks 3 can be adjusted at any position on the rotating disk 2.

The movable frame 6 drives the base 7 and the grinding machine 8 to form a sliding structure with the transverse plate frame 4 through the sliding rail 15, and the movable frame 6 is fixedly connected with the movable base 7 through bolts, so that the stability of the grinding machine 8 and the grinding wheel 9 in the grinding process is guaranteed.

The telescopic rod 12 is sleeved with a light spring, the crank 11 and the support rod 14 form a rotating structure through a rotating shaft 16, and the tail end of the crank 11 is provided with an anti-skidding grip, so that the polishing angle can be adjusted conveniently.

The working principle is as follows: when the device for polishing the surface of the through shaft of the heavy-duty automobile with accurate concentric positioning is used, firstly, a shaft to be processed is placed between the fixed discs 3, the movable disc 17 is driven by the threaded rod 5 to clamp and fix a polished shaft piece, the shaft is positioned at an eccentric position on the rotary disc 2, the motor 10 is started to drive the rotary disc 2 to rotate, then the fixed disc 3 and the shaft are moved along the crossed sliding chutes 13 until the through shaft, the rotary disc 2 and the rotating shaft 16 are positioned on the same axis, the axis of the through shaft is prevented from deviating in the polishing process, then the movable frame 6 and the grinding wheel 9 arranged on the movable frame 6 are moved along the sliding rails 15 in the rotating process of the through shaft to polish the through shaft everywhere, meanwhile, the grinding wheel 9 and the polisher 8 are arranged on the crank 11 through the telescopic rod 12, the polishing angle can be rotationally adjusted along the supporting rod 14, meanwhile, the telescopic rod 12 is sleeved with the light spring to ensure the pressure between the grinding wheel 9 and the shaft in the polishing process, to prevent the polishing force from being insufficient or excessive, thereby completing a series of works, and the content not described in detail in this specification belongs to the prior art well known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides an accurate heavy-duty car of concentric positioning link up axle surface grinding device, includes curb plate (1), polisher (8), motor (10), slide rail (15) and pivot (16), its characterized in that: a cross plate frame (4) is connected and installed between the side plates (1), a rotating disc (2) is installed on the side plates (1) through a rotating shaft (16), the rotating disc (2) is connected with a motor (10), and the rotating disc (2) is provided with a cross sliding chute (13), the cross sliding chute (13) is provided with a fixed disc (3), the left side of the rotating disc (2) is connected with a movable disc (17), and the left side of the movable disc (17) is connected with a threaded rod (5), the cross plate frame (4) is provided with a slide rail (15), the slide rail (15) is provided with a movable frame (6), a base (7) is arranged on the movable frame (6), a support rod (14) is connected and arranged on the base (7), meanwhile, the supporting rod (14) is provided with a crank (11) through a rotating shaft (16), the grinding machine (8) is connected with a telescopic rod (12), and a grinding wheel (9) is installed on the grinding machine (8).

2. The device for grinding the surface of the through shaft of the heavy-duty car with accurate concentric positioning according to claim 1, wherein: the side plate (1) is in threaded connection with the threaded rod (5), the handle is installed at the tail end of the threaded rod (5), and an annular groove is formed in the joint of the threaded rod (5) and the movable disc (17) to form a rotating structure.

3. The device for grinding the surface of the through shaft of the heavy-duty car with accurate concentric positioning according to claim 1, wherein: the rotating disc (2) is driven by a motor (10) to form a rotating structure through a rotating shaft (16) and a side plate (1), the rotating disc (2) forms a rotating structure through the rotating shaft (16) and a moving disc (17), and rolling bearings are arranged at the joints of the rotating shaft (16).

4. The device for grinding the surface of the through shaft of the heavy-duty car with accurate concentric positioning according to claim 1, wherein: the fixed disc (3) forms a sliding structure along the crossed sliding grooves (13), the crossed sliding grooves (13) form a sliding structure, and the crossed sliding grooves (13) are arranged at a vertical angle.

5. The device for grinding the surface of the through shaft of the heavy-duty car with accurate concentric positioning according to claim 1, wherein: the movable frame (6) drives the base (7) and the grinding machine (8) to form a sliding structure with the cross plate frame (4) through a sliding rail (15), and the movable frame (6) is fixedly connected with the movable base (7) through a bolt.

6. The device for grinding the surface of the through shaft of the heavy-duty car with accurate concentric positioning according to claim 1, wherein: the telescopic rod (12) is sleeved with a light spring, the crank (11) and the support rod (14) form a rotating structure through a rotating shaft (16), and the tail end of the crank (11) is provided with an anti-skidding grip.

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