CN207983277U - A kind of mine truck differential mechanism maintenance rollover stand - Google Patents

Abstract

The utility model discloses an overturn frame for checking and repairing a differential gear of a mine automobile, which relates to the field of automobile maintenance. The mining vehicle differential overhaul frame includes a base, a transmission part fixed on the base; a fixed part that can fix the differential, and the fixed part is connected with the transmission part; part. The differential overhaul frame for mining vehicles fixes the differential on the fixed parts through the bolt connection pair, the power part provides power, and the transmission is decelerated and driven, so that the differential can be turned over in a circle, and can be maintained at any turning angle. maintenance; the device is simple in structure, easy to use, safe and stable, saves human resources and improves work efficiency.

Description

A kind of overturn frame for inspection and maintenance of differential gear of mining vehicle

technical field

The utility model relates to the field of automobile maintenance, in particular to an overturn frame for checking and repairing a differential gear of a mining automobile.

Background technique

The role of the car differential is to adjust the speed difference between the left and right wheels to ensure the stable driving of the car. During mining, large mining trucks are frequently used, and due to the heavy load of mining trucks, their differentials need to be overhauled frequently. Due to the large size, heavy weight, and many parts of the mining truck differential, it is usually used to adjust the orientation by lifting it back and forth during maintenance. However, during the adjustment process, the angle is difficult to control and requires the cooperation of multiple people. inconvenient.

Contents of the invention

In order to solve the above-mentioned problems, the utility model proposes a maintenance overturn frame for the differential gear of mining vehicles. maintenance; the device is simple in structure, easy to use, safe and stable, saves human resources and improves work efficiency.

In order to achieve the above purpose, the utility model adopts the following scheme, including a base, a transmission part fixed on the base; a fixed part that can fix the differential, and the fixed part is connected with the transmission part; fixed on the transmission part The power part; the transmission part includes: a bottom plate, a number of through holes are opened on the bottom plate, and the bottom plate is fixed on the base by bolts; the speed reducer fixed on the bottom plate; the left and right sides of the speed reducer There are low-speed output shafts and high-speed input shafts respectively. The reducer is used as a transmission part, and through the change of the rotation speed of the low-speed output shaft and the high-speed input shaft, it is ensured that the machine can control the angle of the fixed frame more accurately during use.

Further, the fixing part includes: a second flat plate, the end of the low-speed output shaft is fixed on the center of one side of the second flat plate; a fixing plate vertically fixed on the other side of the second flat plate, the fixing plate is opened There is a gap, and several fixing holes are opened along the edge of the gap. Fix the automobile differential on the fixed plate through the bolt connection pair.

Further, the center of the second plate, the axis of symmetry of the fixed plate and the central axis of the low-speed output shaft are on the same straight line, ensuring that the differential is consistent with the rotation center of the low-speed output shaft when it is overturned.

Furthermore, several reinforcing ribs are provided on both sides of the fixing plate, and the reinforcing ribs are respectively fixed to the second flat plate and the fixing plate, so that the connection between the flat plate and the fixing plate is stronger. .

Further, the second flat plate is circular, with rounded edges, safe and reliable, without edges and corners, eliminating potential safety hazards.

Further, the power part includes: a disc, a connecting rod and a ring; the end of the high-speed input shaft on the right side of the reducer is fixed at the center of the disc; one end of the connecting rod is uniformly fixed at the edge of the disc , the other end of the connecting rod is fixed on the ring; the ring can be manually rotated to drive the high-speed input shaft to rotate, and through the transmission of the reducer, the low-speed output shaft rotates to provide turning power for the turning frame.

Further, the first plate is fixed with bolts on the reducer, and a through hole is opened on the first plate, and the high-speed input shaft passes through the through hole of the first plate; There are several pin holes on the disc, and the pin holes and limit holes can be inserted into the limit pins; when the ring is rotated, the fixed frame is turned over, but when the differential is adjusted to a suitable inspection position, the pins The limit pin in the hole is inserted in the limit hole, and the position of the fixing frame is fixed.

When in use, hoist the differential to the fixed position of the fixed frame and fix it with bolts; turn the ring to drive the high-speed input shaft to rotate, and drive the low-speed output shaft to rotate through the reducer, thereby driving the fixed frame and the differential to rotate; When it is adjusted to a proper inspection position, insert the limit pin in the pin hole into the limit hole, and the position of the fixing frame is fixed; before the differential needs to be turned over again, pull the limit pin out of the limit hole, and turn the ring Make the differential rotate, and when the inspection position is appropriate, fix the position with the limit pin; Remove from the rack.

The utility model described in the mining vehicle differential inspection and overturning frame fixes the differential through the bolt connection pair, and makes the differential circle turn over, and can maintain the state at any turning angle for maintenance; the device has a simple structure and is easy to use. Safe and stable, saving human resources and improving work efficiency.

Description of drawings

Fig. 1 is a schematic diagram of the structure of the overturn frame for overhauling the differential of a mining vehicle described in the utility model.

Fig. 2 is a top view schematic diagram of the overturn frame for overhauling the differential of the mining vehicle described in the utility model.

Fig. 3 is a structural schematic diagram of the power components in the overturning frame for the maintenance of the differential of the mining vehicle described in the utility model.

Fig. 4 is a schematic diagram of the structure of the disk in the overturning frame for the maintenance of the differential of the mining vehicle described in the utility model.

Detailed ways

The utility model will be further described in detail below in conjunction with the accompanying drawings, so that those skilled in the art can understand more clearly. As shown in Figure 1, the utility model adopts the following scheme, including a base 1 and a transmission component fixed on the base 1 2; the fixed part 3 that can fix the differential, and the fixed part 3 is connected with the transmission part 2; the power part 4 fixed on the transmission part 2; the transmission part 2 includes: the bottom plate 21, the There are some through holes on the bottom plate 21, and the bottom plate 21 is fixed on the base 1 by bolts; the speed reducer 22 fixed on the bottom plate 21; the left and right sides of the speed reducer 22 have low-speed output shafts 23 and high-speed Input shaft 24. The reducer is used as a transmission part, and through the change of the rotation speed of the low-speed output shaft and the high-speed input shaft, it is ensured that the machine can control the angle of the fixed frame more accurately during use.

Further, the fixing part 3 includes: a second flat plate 31, the end of the low-speed output shaft 23 is fixed at the center of one side of the second flat plate 31; a fixing plate 32 vertically fixed on the other side of the second flat plate 31, A notch is opened on the fixing plate 32, and several fixing holes 33 are opened along the edge of the notch. Fix the automobile differential on the fixed plate through the bolt connection pair.

Further, the center of the second flat plate 31, the axis of symmetry of the fixed plate 32 and the central axis of the low-speed output shaft 23 are on the same straight line to ensure that the differential is consistent with the rotation center of the low-speed output shaft when it is overturned.

Furthermore, several reinforcing ribs 34 are provided on both sides of the fixing plate 32, and the reinforcing ribs 34 are respectively fixed to the second flat plate 31 and the fixing plate 32, so that the connection between the flat plate and the fixing plate is stronger. .

Further, the second flat plate 31 is circular, with rounded edges, safe and reliable, without edges and corners, eliminating potential safety hazards.

Further, the power part 4 includes: a disc 41, a connecting rod 42 and a ring 43; the end of the high-speed input shaft 24 on the right side of the reducer 22 is fixed at the center of the disc 41; the connecting rod 42 One end of the connecting rod is evenly fixed on the edge of the disc 41, and the other end of the connecting rod 42 is fixed on the ring 43; the ring can be manually rotated to drive the high-speed input shaft to rotate, and the low-speed output shaft to rotate through the reducer to turn over The rack provides turning power.

Further, the first plate 5 is fixed with bolts on the reducer 22, and a through hole is opened on the first plate 5, and the high-speed input shaft 24 passes through the through hole of the first plate 5; the first plate 5 is provided with some limiting holes 51; the disc 41 is provided with some pin holes 44, and the pin holes 44 and the limiting holes 51 can be inserted into the limiting pins 6; When the differential is adjusted to a proper inspection position, the limit pin in the pin hole is inserted into the limit hole, and the position of the fixing frame is fixed.

During use, the differential is hoisted to the fixed position of the fixed frame, and fixed by a bolt connection pair; the rotating ring 43 drives the high-speed input shaft 24 to rotate, and through the transmission of the reducer 22, the low-speed output shaft 23 rotates, thereby driving the fixed frame 3 and The differential rotates; when it is adjusted to a suitable inspection position, insert the limit pin 6 in the pin hole 44 into the limit hole 51, and the position of the fixing frame is fixed; before the differential needs to be turned over again, the limit pin 6 Pull out the limit hole 51, turn the ring 43 to make the differential rotate, and when the overhaul position is appropriate, use the limit pin 6 to fix the position; Install the sling on the top, and then remove the differential from the fixed frame 3.

During actual use, the diameter of the circular flat plate 31 is 285mm, and the thickness is 14mm; the radius of the gap of the fixed plate 32 is 325mm; the right-angled side of the reinforcing rib 34 is 30mm; The diameter of the through hole is 36 mm, and the diameter of the limiting hole 51 is mm.

The utility model described in the mining vehicle differential inspection and overturning frame fixes the differential through the bolt connection pair, and makes the differential circle turn over, and can maintain the state at any turning angle for maintenance; the device has a simple structure and is easy to use. Safe and stable, saving human resources and improving work efficiency.

Claims (7)

1. A mining vehicle differential overhaul rack is characterized in that: it comprises a base (1), a transmission part (2) fixed on the base (1); a fixed part (3) of a fixed differential, The fixed part (3) is connected with the transmission part (2); the power part (4) fixed on the transmission part (2); the transmission part (2) includes: a bottom plate (21), the There are several through holes on the base plate (21), and the base plate (21) is fixed on the base (1) by bolts; the speed reducer (22) fixed on the base plate (21); the speed reducer (22) Low-speed output shaft (23) and high-speed input shaft (24) are respectively arranged on the left and right sides of the. 2. According to claim 1, the overturn frame for overhauling the differential of a mining vehicle is characterized in that, the fixing part (3) comprises: a second plate (31), and the end of the low-speed output shaft (23) is fixed on The center of one side of the second flat plate (31); vertically fixed on the fixed plate (32) on the other side of the second flat plate (31), the fixed plate (32) has a gap, along the edge of the gap there are some fixed hole (33). 3. According to claim 2, the overturn frame for overhauling the differential of a mining vehicle is characterized in that: the center of the second plate (31), the axis of symmetry of the fixed plate (32) and the center axis of the low-speed output shaft (23) are at the same in a straight line. 4. According to claim 2, the overturn frame for overhauling the differential gear of a mining vehicle is characterized in that: two sides of the fixed plate (32) are provided with several reinforcing ribs (34), and the reinforcing ribs (34) They are respectively fixed with the second flat plate (31) and the fixed plate (32). 5. According to claim 2, the overturn frame for repairing the differential of a mining vehicle is characterized in that: the second flat plate (31) is circular. 6. According to claim 1, the overturn frame for overhauling the differential gear of a mining vehicle is characterized in that, the power component (4) comprises: a disk (41), a connecting rod (42) and a ring (43); The end of the high-speed input shaft (24) on the right side of the reducer (22) is fixed on the center of the disc (41); one end of the connecting rod (42) is evenly fixed on the edge of the disc (41), and the connection The other end of bar (42) is fixed on the ring (43). 7. According to claim 6, the overturn frame for overhauling the differential gear of a mining vehicle is characterized in that: the first flat plate (5) is fixed with bolts on the reducer (22), and the upper opening of the first flat plate (5) is There is a through hole, and the high-speed input shaft (24) passes through the through hole of the first flat plate (5); several limiting holes (51) are opened on the first flat plate (5); the disc (41) A plurality of pin holes (44) are provided on the top, and the pin holes (44) and the limit holes (51) can be inserted into the limit pins (6).