Maintenance device for differential rack of hinge clamp differential mechanism

Abstract

The maintenance device comprises a base frame, a machine table is arranged at the top end of the base frame, a transmission frame is arranged at the top end of the machine table, a rotary driving piece is installed on one side of the top end of the transmission frame, and the bottom end of the rotary driving piece extends into the transmission frame and is provided with a first driving gear. A first driven gear is rotatably mounted in the transmission frame on one side of the first driving gear, a second driving gear is arranged at the bottom end of the first driven gear through a guide shaft, a second driven gear is rotatably mounted in the transmission frame on one side of the second driving gear, and a rotating shaft is arranged in the center of the top end of the second driven gear; the top end of the rotating shaft extends out of the transmission frame and is provided with a maintenance table. According to the differential rack body maintenance device, the designated area of the differential rack body can be easily overhauled and maintained by personnel so as to improve the use convenience of the maintenance device, the phenomenon of displacement generated in the maintenance process of the differential rack body is reduced, and the purpose of easily transferring the maintenance device is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile maintenance, in particular to a maintenance device for a differential frame of an articulated card differential. Background Art

[0002] The differential is an important component in the automobile transmission system. Its differential frame may need to be replaced or repaired due to wear, aging or failure during long-term use. Therefore, it is of great significance to develop a differential frame maintenance device for the differential.

[0003] The frame maintenance support device with reference announcement number CN202272679U includes a support seat, a spiral lifting support device is installed on the support seat, and the spiral lifting support device includes a nut fixedly arranged on the support seat, a bolt is cooperated with and installed in the nut, a bearing is installed at the tail of the bolt, the inner ring of the bearing is fixedly connected to the bolt, and a frame support is fixedly arranged on the outer ring of the bearing. The frame maintenance support device is placed in the bottom space of the warp knotting frame, and the head of the bolt is turned with a wrench to make the frame support rise, and the bottom of the wheel of the warp knotting frame is lifted off the ground for disassembly and cleaning. The device has the advantages of being simple and practical. According to the above, although the device can be well applied to support and place the differential frame, it is easy for personnel to inspect and maintain the differential frame, but usually this type of device is not convenient for rotating the differential frame, and it is difficult to adjust the angle of the differential frame, which makes it inconvenient for personnel to inspect and maintain the designated area of ​​the differential frame, and there is a certain inconvenience. Utility Model Content

[0004] The purpose of the utility model is to provide a differential frame maintenance device for an articulated differential, so as to solve the problem that although the device proposed in the above background technology can be well applied to support and place the differential frame, it is easy for personnel to inspect and maintain the differential frame, but usually such a device is not convenient for rotating the differential frame, and it is difficult to adjust the angle of the differential frame, which makes it inconvenient for personnel to inspect and maintain the designated area of ​​the differential frame, and there are certain inconveniences.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a differential frame maintenance device for an articulated differential, comprising a base frame, a machine platform is provided at the top of the base frame, a transmission frame is provided at the top of the machine frame, a rotating driving member is installed on one side of the top of the transmission frame, the bottom end of the rotating driving member extends to the inside of the transmission frame and is provided with a first driving gear, a first driven gear is rotatably installed inside the transmission frame on one side of the first driving gear, the first driven gear and the first driving gear are meshed with each other, a second driving gear is rotatably installed inside the transmission frame on one side of the second driving gear, the second driven gear and the second driving gear are meshed with each other, a rotating shaft is provided at the center position of the top of the second driven gear, the top of the rotating shaft extends to the outside of the transmission frame and is provided with a maintenance platform, and a differential frame body is placed at the center position of the top of the maintenance platform.

[0006] Preferably, oblique support legs are provided at the corner positions of the bottom end of the base frame, and leg nails are provided at the ends of the oblique support legs away from the base frame, so that the maintenance device can be stably supported and placed through the arrangement of the oblique support legs and the leg nails.

[0007] Preferably, a first reinforcing rod and two second reinforcing rods are respectively provided under the machine, and both ends of the first reinforcing rod and the second reinforcing rod are respectively fixedly connected to the inner walls of the diagonal support legs. The first reinforcing rod and the second reinforcing rod are arranged to improve the structural strength between adjacent diagonal support legs.

[0008] Preferably, nut seats are provided on both sides of the top of the second reinforcing rod, and universal wheels are provided under the second reinforcing rod at the position of the nut seats, so that the maintenance device can be transported and transferred through the setting of the universal wheels.

[0009] Preferably, positioning plates are provided on both sides of the top of the maintenance platform, and a telescopic driving member is installed on the outer wall of the positioning plate. One end of the telescopic driving member passes through the positioning plate and is provided with a clamping plate. The bottom end of the clamping plate touches the top of the maintenance platform. The clamping plate is provided so that the differential rack body can be clamped and fixed to the top of the maintenance platform.

[0010] Preferably, a screw is installed on the internal thread of the nut seat, the top end of the screw extends to the outside of the nut seat, and the bottom end of the screw extends to the outside of the nut seat and is connected to the top end of the universal wheel. The screw is arranged to cooperate with the nut seat to adjust the height of the universal wheel.

[0011] Compared with the prior art, the utility model has the following beneficial effects: the differential frame maintenance device for the articulated differential not only facilitates personnel to inspect and maintain the designated area of ​​the differential frame body, thereby improving the convenience of using the maintenance device, but also reduces the phenomenon of displacement during the maintenance of the differential frame body, and achieves the purpose of facilitating the transportation of the maintenance device;

[0012] (1) The first driving gear is driven to rotate by a rotating driving member. Since the diameter of the first driving gear is smaller than that of the first driven gear, the diameter of the second driving gear is smaller than that of the second driven gear, and the first driving gear and the first driven gear, as well as the second driving gear and the second driven gear are in a mutually meshing structure, the first driving gear is sequentially driven by the first driven gear, the second driving gear and the second driven gear, and the maintenance platform is driven by the rotating shaft to rotate slowly, so that the angle of the differential frame body can be horizontally adjusted, thereby facilitating personnel to inspect and maintain the designated area of ​​the differential frame body, thereby improving the convenience of using the maintenance device;

[0013] (2) The clamping plate is driven to translate by the telescopic driving member, so that the clamping plate translates and fits against the outer wall of the differential rack body, and the differential rack body can be clamped and fixed on the top of the maintenance platform by the two clamping plates, thereby reducing the displacement phenomenon during the maintenance of the differential rack body;

[0014] (3) By using a tool to twist the screw, the screw is located inside the nut seat and rotates and slides downward, so that the screw drives the universal wheel to move downward and contact the ground. When the plane where the bottom end of the universal wheel is located is lower than the plane where the bottom end of the leg nail is located, the maintenance device can be pushed to make the universal wheel slide on the ground, thereby achieving the purpose of facilitating the transportation of the maintenance device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0017] Figure 3 For this utility model Figure 1 The enlarged structural diagram at B in the middle;

[0018] Figure 4 It is a schematic diagram of the structure of the transmission frame of the utility model when viewed from above.

[0019] In the figure: 1, base frame; 2, machine table; 3, diagonal support leg; 301, leg nail; 4, first reinforcing rod; 5, second reinforcing rod; 6, maintenance platform; 7, differential frame body; 8, transmission frame; 9, positioning plate; 10, telescopic driving member; 11, clamping plate; 12, nut seat; 13, screw rod; 14, universal wheel; 15, rotating driving member; 16, first driving gear; 17, first driven gear; 18, second driving gear; 19, second driven gear; 20, rotating shaft. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 The utility model provides an embodiment: a maintenance device for a differential frame of an articulated differential, comprising a base frame 1, wherein the corner positions at the bottom end of the base frame 1 are all provided with oblique bracing legs 3, and the ends of the oblique bracing legs 3 away from the base frame 1 are all provided with leg nails 301;

[0022] When in use, the oblique support legs 3 and the leg nails 301 are arranged so as to stably support and place the maintenance device;

[0023] A first reinforcing rod 4 and two second reinforcing rods 5 are respectively provided below the machine platform 2, and both ends of the first reinforcing rod 4 and the second reinforcing rod 5 are respectively fixedly connected to the inner wall of the diagonal support leg 3;

[0024] When in use, the first reinforcing rod 4 and the second reinforcing rod 5 are arranged to improve the structural strength between adjacent diagonal bracing legs 3;

[0025] Nut seats 12 are provided on both sides of the top of the second reinforcing rod 5, and universal wheels 14 are provided below the second reinforcing rod 5 at the positions of the nut seats 12;

[0026] When in use, the universal wheel 14 is provided to transport and transfer the maintenance device;

[0027] The internal thread of the nut seat 12 is provided with a screw rod 13, the top end of the screw rod 13 extends to the outside of the nut seat 12, and the bottom end of the screw rod 13 extends to the outside of the nut seat 12 and is connected to the top end of the universal wheel 14;

[0028] When in use, the screw rod 13 is arranged to cooperate with the nut seat 12 to adjust the height of the universal wheel 14;

[0029] A machine table 2 is provided at the top of the base frame 1, and a transmission frame 8 is provided at the top of the machine table 2. A rotating driving member 15 is installed on one side of the top of the transmission frame 8. The bottom end of the rotating driving member 15 extends to the inside of the transmission frame 8 and is provided with a first driving gear 16. A first driven gear 17 is rotatably installed inside the transmission frame 8 on one side of the first driving gear 16. The first driven gear 17 is meshed with the first driving gear 16. A second driving gear 18 is rotatably installed at the bottom end of the first driven gear 17 through a guide shaft. A second driven gear 19 is rotatably installed inside the transmission frame 8 on one side of the second driving gear 18. The second driven gear 19 is meshed with the second driving gear 18. A rotating shaft 20 is provided at the center position of the top of the second driven gear 19. The top of the rotating shaft 20 extends to the outside of the transmission frame 8 and is provided with a maintenance platform 6. Positioning plates 9 are provided on both sides of the top of the maintenance platform 6. A telescopic driving member 10 is installed on the outer wall of the positioning plate 9. One end of the telescopic driving member 10 passes through the positioning plate 9 and is provided with a clamping plate 11. The bottom end of the clamping plate 11 touches the top of the maintenance platform 6.

[0030] When in use, the clamping plate 11 is provided so as to clamp and fix the differential rack body 7 on the top of the maintenance platform 6;

[0031] A differential rack body 7 is arranged at the center of the top of the maintenance platform 6 .

[0032] When the embodiment of the present application is in use, the screw 13 is first screwed with the help of a tool so that the screw 13 is located inside the nut seat 12 and rotates and slides downward, so that the screw 13 drives the universal wheel 14 to move down and contact the ground. When the plane where the bottom end of the universal wheel 14 is located is lower than the plane where the bottom end of the leg nail 301 is located, the maintenance device can be pushed to make the universal wheel 14 slide on the ground to transport and transfer the maintenance device. If the maintenance device needs to be placed stably, it only needs to move the universal wheel 14 upward so that the bottom of the leg nail 301 contacts the ground, and the maintenance device as a whole can be supported and placed by the four diagonal support legs 3. In addition, the arrangement of the first reinforcement rod 4 and the second reinforcement rod 5 can effectively enhance the structural strength between adjacent diagonal support legs 3, so as to enhance the structural strength of the maintenance device. Then, the splint 11 is driven to translate by the telescopic drive member 10, so that the splint 11 translates and sticks to the ground. The outer wall of the differential frame body 7 can be clamped and fixed to the top of the maintenance platform 6 by the two clamping plates 11, and finally the first driving gear 16 is driven to rotate by the rotating driving member 15. Since the diameter of the first driving gear 16 is smaller than the diameter of the first driven gear 17, the diameter of the second driving gear 18 is smaller than the diameter of the second driven gear 19, and the first driving gear 16 and the first driven gear 17, as well as the second driving gear 18 and the second driven gear 19 are all in a mutually meshing structure, the first driving gear 16 is sequentially passed through the first driven gear 17, the second driving gear 18 and the second driven gear 19, and the maintenance platform 6 is driven by the rotating shaft 20 to rotate slowly, and the angle of the differential frame body 7 can be horizontally adjusted, so that the personnel can inspect and maintain the designated area of ​​the differential frame body 7 without moving, thereby completing the use of the maintenance device.

Claims

1. A maintenance device for a differential frame of an articulated differential, characterized in that: The invention comprises a base frame (1), a machine platform (2) is provided at the top of the base frame (1), a transmission frame (8) is provided at the top of the machine platform (2), a rotating driving member (15) is installed on one side of the top of the transmission frame (8), the bottom end of the rotating driving member (15) extends into the interior of the transmission frame (8) and is provided with a first driving gear (16), a first driven gear (17) is rotatably installed inside the transmission frame (8) on one side of the first driving gear (16), the first driven gear (17) and the first driving gear (16) are meshed with each other, and the first driven gear (17) is meshed with the first driving gear (16). A second driving gear (18) is provided at the bottom end of the gear (17) through a guide shaft, a second driven gear (19) is rotatably mounted inside the transmission frame (8) on one side of the second driving gear (18), the second driven gear (19) and the second driving gear (18) are meshed with each other, a rotating shaft (20) is provided at the center position of the top end of the second driven gear (19), the top end of the rotating shaft (20) extends to the outside of the transmission frame (8) and is provided with a maintenance platform (6), and a differential frame body (7) is placed at the center position of the top end of the maintenance platform (6).

2. The articulated differential frame maintenance device according to claim 1, characterized in that: The corner positions at the bottom of the base frame (1) are all provided with oblique support legs (3), and the ends of the oblique support legs (3) away from the base frame (1) are all provided with leg nails (301).

3. The articulated differential frame maintenance device according to claim 2, characterized in that: A first reinforcing rod (4) and two second reinforcing rods (5) are respectively provided below the machine platform (2), and both ends of the first reinforcing rod (4) and the second reinforcing rod (5) are respectively fixedly connected to the inner wall of the diagonal support leg (3).

4. The articulated differential frame maintenance device according to claim 3, characterized in that: Nut seats (12) are provided on both sides of the top of the second reinforcing rod (5), and universal wheels (14) are provided below the second reinforcing rod (5) at the position of the nut seats (12).

5. The articulated differential frame maintenance device according to claim 1, characterized in that: Positioning plates (9) are provided on both sides of the top of the maintenance platform (6), and a telescopic driving member (10) is installed on the outer wall of the positioning plate (9). One end of the telescopic driving member (10) passes through the positioning plate (9) and is provided with a clamping plate (11), and the bottom end of the clamping plate (11) touches the top of the maintenance platform (6).

6. The articulated differential frame maintenance device according to claim 4, characterized in that: The internal thread of the nut seat (12) is provided with a screw rod (13), the top end of the screw rod (13) extends to the outside of the nut seat (12), and the bottom end of the screw rod (13) extends to the outside of the nut seat (12) and is connected to the top end of the universal wheel (14).

Images