Fixing device

Abstract

The utility model relates to the technical field of engine assembly, in particular to a fixing device. The device comprises a base, a first bearing plate and a second bearing plate, the first bearing plate and the second bearing plate are assembled at the two ends of the top of the base respectively, and the same height adjusting mechanisms are assembled on the sides, close to each other, of the tops of the first bearing plate and the second bearing plate. And an alignment adjusting and assembling mechanism is assembled among the base, the first bearing plate and the second bearing plate. Through the structural design of the height adjusting mechanism, a second rotating disc is rotated to drive a second threaded rod to rotate, and then lifting of a lifting block is achieved for height adjustment; and through the structural design of the alignment adjustment assembling mechanism, transverse and longitudinal alignment between the engine and the comprehensive transmission device is achieved through movement of a first bearing plate and a second bearing plate on the base, and fine adjustment can be achieved through sliding of a lifting box and a sliding frame.

Description

Technical Field

[0001] The utility model relates to the technical field of engine assembly, in particular to a fixing device. Background Art

[0002] The engine is now an important power equipment, which is used in automobiles and other products and equipment. The assembly of the engine and the integrated transmission device is relatively complicated, and the requirements for installation and assembly are very high. In order to facilitate assembly, the position will be adjusted during the assembly process. The engine and the integrated transmission device are also heavy and inconvenient to move. Therefore, it is best to have corresponding mobile auxiliary facilities to achieve position adjustment during the assembly process.

[0003] For example, patent CN216030764U discloses an engine assembly trolley, which includes a base plate, on which two transverse slide rails are arranged, the two transverse slide rails are parallel to each other, a transverse rack is arranged beside one of the transverse slide rails, a longitudinal rack is arranged at one end of the two transverse slide rails, a first longitudinal slide rail is arranged beside the longitudinal rack, a clamping rack is arranged at one end of the first longitudinal slide rail, two mounting seats are slidably arranged on the first longitudinal slide rail, and support guide column mechanisms are respectively arranged on the two mounting seats, sliders are slidably arranged on the other ends of the two transverse slide rails, slide rail seats are respectively arranged on the two sliders, a second longitudinal slide rail is arranged on the slide rail seat, and support guide column mechanisms are respectively arranged on the two mounting seats. The engine assembly trolley of the utility model can adjust the longitudinal and transverse positions of the engine, and can also help adjust the height position of the engine, which helps in the rapid changeover and overall micro-adjustment of engine assembly.

[0004] When using the above technology, it was found that the following technical problems exist in the prior art: due to the large mass of the engine, it is not very convenient to adjust the height through the pin of the existing device, and the pin can only be adjusted according to the height of several fixed pin holes, which is not flexible enough and has certain limitations. For this reason, we designed a fixing device to provide another technical solution to the above technical problems. Utility Model Content

[0005] The utility model aims to provide a fixing device for solving the technical problem of flexibly adjusting the assembly height.

[0006] The utility model discloses a fixing device, comprising a base, a first bearing plate and a second bearing plate, wherein the first bearing plate and the second bearing plate are respectively mounted on both ends of the top of the base, the top of the first bearing plate and the second bearing plate and the side close to each other are both mounted with the same height adjustment mechanism, and an alignment adjustment assembly mechanism is mounted between the base, the first bearing plate and the second bearing plate;

[0007] The height adjustment mechanism includes a lifting box, a rotating shaft, a driving bevel gear, a driven bevel gear, a second threaded rod, a lifting block, a slide groove and a second rotating disk. The lifting box is assembled on one side of the top of the first bearing plate, the lifting box is internally rotatably connected with the rotating shaft, the outside of the rotating shaft is fixed with a driving bevel gear, the outside of the driving bevel gear is meshedly connected with the driven bevel gear, the top of the driven bevel gear is fixed with a second threaded rod, the second threaded rod is fixed to the lifting box through a bearing, the outside of the second threaded rod is threadedly connected with the lifting block, the outside of the lifting block is slidably connected with a slide groove, the lifting box and the slide groove are fixed, and one end of the rotating shaft is fixed with a second rotating disk.

[0008] Preferably, the alignment adjustment assembly mechanism includes a slide, a sliding block, a first threaded rod, a first rotating disk, a fixed plate and a bearing, a slide is fixed to one end of the top of the first bearing plate, the slide is slidably connected to the sliding block inside the slide, the sliding block is threadedly connected to the first threaded rod inside, the first rotating disk is fixed to both ends of the first threaded rod, fixed plates are fixed to both ends of the slide, bearings are fixed inside the fixed plates, the two bearings are fixed to the first threaded rod, and the sliding block is fixed to the lifting box.

[0009] Preferably, the alignment adjustment assembly mechanism also includes a first cylindrical rod, a first pulley, a second cylindrical rod, a second pulley, a first angle steel, a first limiting plate, a second angle steel and a second limiting plate, the first cylindrical rod is fixed at both ends of the first bearing plate, the first cylindrical rod is rotatably connected to the first pulley at both ends, the second cylindrical rod is fixed at both ends of the second bearing plate, the second cylindrical rod is rotatably connected to the second pulley at both ends, the first angle steel is fixed on both sides of one end of the top of the base, the first limiting plates are fixed at both ends of the first angle steel, the first angle steel and the first pulley are in close contact, two second angle steels are fixed at the other end of the top of the base, second limiting plates are fixed at both ends of the second angle steel, and the second pulley and the second angle steel are in close contact.

[0010] Preferably, a second channel steel is fixed to one end of the top of the first bearing plate, third channel steels are fixed to both ends of the top of the second channel steel, a square support plate is fixed to the top of the two third channel steels, and a first handle is fixed to one side of the second channel steel.

[0011] Preferably, first channel steels are fixed to both ends of the top of one side of the second bearing plate, an arc-shaped support plate is fixed to the top of the first channel steel, a reinforcing plate is fixed to one side of the arc-shaped support plate, and the first channel steel and the reinforcing plate are fixed.

[0012] Preferably, reinforcing ribs are fixed to the bottoms of both ends of the square support plate, and the third channel steel and the reinforcing ribs are fixed.

[0013] Preferably, second handles are fixed to both ends of the second bearing plate, and a sliding door is slidably connected to the interior of the lifting box.

[0014] It can be seen without a doubt that the above-mentioned technical solution of the present application can definitely solve the technical problem to be solved by the present application.

[0015] At the same time, through the above technical solutions, the utility model has at least the following beneficial effects:

[0016] 1. The utility model adopts the structural design of the height adjustment mechanism, so that the device drives the second threaded rod to rotate by rotating the second rotating disk, thereby realizing the lifting and lowering of the lifting block for height adjustment, thereby improving the flexibility of the device.

[0017] 2. The utility model realizes the lateral and longitudinal alignment between the engine and the integrated transmission device through the structural design of the alignment adjustment assembly mechanism by moving the first bearing plate and the second bearing plate on the base, and can also achieve fine adjustment through the sliding of the lifting box and the slide, thereby cooperating with the height adjustment mechanism to achieve precise and flexible assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the connection structure of the rotating shaft and the lifting block of the utility model;

[0020] Figure 3 It is a schematic diagram of the cross-sectional connection structure of the slide of the utility model;

[0021] Figure 4 It is a schematic diagram of the connection structure of the base, the first angle steel and the second angle steel of the utility model;

[0022] Figure 5 This is a schematic diagram of the connection structure between the first load-bearing plate and the square support plate of the utility model;

[0023] Figure 6 It is a schematic diagram of the connection structure of the second bearing plate and the arc-shaped supporting plate of the utility model.

[0024] In the figure: 1, base; 2, first bearing plate; 3, second bearing plate; 4, first cylindrical rod; 5, first pulley; 6, slide; 7, sliding block; 8, first threaded rod; 9, first rotating disk; 10, fixed plate; 11, bearing; 12, lifting box; 13, rotating shaft; 14, active bevel gear; 15, driven bevel gear; 16, second threaded rod; 17, lifting block; 18, slide; 19, second rotating disk; 20, first channel steel; 21, arc-shaped support plate; 22, second cylindrical rod; 23, second pulley; 24, second channel steel; 25, third channel steel; 26, square support plate; 27, first angle steel; 28, first limit plate; 29, second angle steel; 30, second limit plate; 31, reinforcing rib plate; 32, first handle; 33, second handle; 34, reinforcing plate; 35, sliding door. DETAILED DESCRIPTION

[0025] Embodiment 1

[0026] Reference Figure 1-Figure 6 A fixing device comprises a base 1, a first bearing plate 2 and a second bearing plate 3, the first bearing plate 2 and the second bearing plate 3 are respectively mounted on both ends of the top of the base 1, the tops of the first bearing plate 2 and the second bearing plate 3 and the sides close to each other are both mounted with the same height adjustment mechanism, and an alignment adjustment assembly mechanism is mounted between the base 1, the first bearing plate 2 and the second bearing plate 3;

[0027] The height adjustment mechanism includes a lifting box 12, a rotating shaft 13, a driving bevel gear 14, a driven bevel gear 15, a second threaded rod 16, a lifting block 17, a slide 18 and a second rotating disk 19. The lifting box 12 is assembled on one side of the top of the first bearing plate 2. The lifting box 12 is internally rotatably connected with the rotating shaft 13. The driving bevel gear 14 is fixed to the outside of the rotating shaft 13. The driven bevel gear 15 is meshedly connected to the outside of the driving bevel gear 14. The second threaded rod 16 is fixed to the top of the driven bevel gear 15. The second threaded rod 16 is fixed to the lifting box 12 through a bearing. The external thread connection of the second threaded rod 16 is connected to the lifting block 17. The external sliding connection of the lifting block 17 is connected to the slide 18. The lifting box 12 and the slide 18 are fixed. One end of the rotating shaft 13 is fixed with The second rotating disk 19; a second channel steel 24 is fixed to one end of the top of the first bearing plate 2, and third channel steels 25 are fixed to both ends of the top of the second channel steel 24, a square support plate 26 is fixed to the top of the two third channel steels 25, and a first handle 32 is fixed to one side of the second channel steel 24; when the height of the device is to be adjusted, the second rotating disk 19 is rotated, the second rotating disk 19 drives the rotating shaft 13 to rotate, the rotating shaft 13 drives the active bevel gear 14 to rotate, the active bevel gear 14 drives the driven bevel gear 15 to rotate, and the driven bevel gear 15 drives the second threaded rod 16 to rotate. Since the second threaded rod 16 and the lifting block 17 are threadedly connected, the second threaded rod 16 drives the lifting block 17 to slide inside the slide groove 18 to achieve the height adjustment of the device;

[0028] Preferably, a second channel steel 24 is fixed to one end of the top of the first bearing plate 2, third channel steels 25 are fixed to both ends of the top of the second channel steel 24, a square support plate 26 is fixed to the top of the two third channel steels 25, and a first handle 32 is fixed to one side of the second channel steel 24. The first handle 32 is arranged so that the first bearing plate 2 can be moved more conveniently on the surface of the first angle steel 27, which is conducive to alignment and assembly.

[0029] The first channel steel 20 is fixed to both ends of the top of one side of the second bearing plate 3, and the arc-shaped support plate 21 is fixed to the top of the first channel steel 20. A reinforcing plate 34 is fixed to one side of the arc-shaped support plate 21. The first channel steel 20 and the reinforcing plate 34 are fixed, and the arc-shaped support plate 21 is arranged to support the integrated transmission device. The reinforcing plate 34 can reinforce the first channel steel 20 and the arc-shaped support plate 21, so as to avoid the first channel steel 20 and the arc-shaped support plate 21 from being subjected to excessive force and causing instability and damage;

[0030] The bottoms of both ends of the square support plate 26 are fixed with reinforcing rib plates 31, and the third channel steel 25 and the reinforcing rib plates 31 are fixed. The square support plate 26 is provided to support the engine, and the reinforcing rib plates 31 are provided to reinforce the third channel steel 25 and the square support plate 26, so that the connection between the third channel steel 25 and the square support plate 26 is stable;

[0031] Second handles 33 are fixed at both ends of the second bearing plate 3, and a sliding door 35 is slidably connected to the inside of the lifting box 12. The second handles 33 make it convenient and flexible for the second bearing plate 3 to move on the surface of the second angle steel 29. The sliding door 35 protects the internal parts and facilitates the inspection and maintenance of the internal parts at a later time.

[0032] Embodiment 2

[0033] Reference Figure 3 , a fixing device, the alignment adjustment assembly mechanism includes a slide 6, a sliding block 7, a first threaded rod 8, a first rotating disk 9, a fixed plate 10 and a bearing 11, a slide 6 is fixed at one end of the top of the first bearing plate 2, the slide 6 is slidably connected with the sliding block 7 inside, the sliding block 7 is threadedly connected with the first threaded rod 8 inside, both ends of the first threaded rod 8 are fixed with the first rotating disk 9, both ends of the slide 6 are fixed with the fixed plate 10, the inside of the fixed plate 10 is fixed with the bearing 11, the two bearings 11 are fixed to the first threaded rod 8, and the sliding block 7 is fixed to the lifting box 12; when fine-tuning the alignment during assembly, the first rotating disk 9 is rotated, and the first rotating disk 9 drives the first threaded rod 8 to rotate. Since the first threaded rod 8 and the sliding block 7 are threadedly connected, the first threaded rod 8 drives the sliding block 7 to slide inside the slide 6. Since the sliding block 7 and the lifting box 12 are fixed, the lifting block 17 is assembled on the top of the lifting box 12, and then drives the lifting block 17 to move to achieve fine-tuning, so that the longitudinal and lateral precise alignment between the engine and the integrated transmission device can be achieved;

[0034] The alignment adjustment assembly mechanism also includes a first cylindrical rod 4, a first pulley 5, a second cylindrical rod 22, a second pulley 23, a first angle steel 27, a first limiting plate 28, a second angle steel 29 and a second limiting plate 30. The first cylindrical rod 4 is fixed inside both ends of the first bearing plate 2, and the first pulley 5 is rotatably connected at both ends of the first cylindrical rod 4. The second cylindrical rod 22 is fixed inside both ends of the second bearing plate 3, and the second cylindrical rod 22 is rotatably connected at both ends of the second pulley 23. The first angle steel 27 is fixed on both sides of one end of the top of the base 1, and the first limiting plates 28 are fixed on both ends of the first angle steel 27. The first angle steel 27 and the first pulley 5 are in close contact, and the other end of the top of the base 1 Two second angle steels 29 are fixed, and second limit plates 30 are fixed at both ends of the second angle steel 29, and the second pulley 23 is in close contact with the second angle steel 29; when alignment adjustment is required during assembly, the first handle 32 is pulled, the first handle 32 drives the first bearing plate 2, the first bearing plate 2 drives the first cylindrical rod 4, and the first cylindrical rod 4 drives the first pulley 5 to roll on the top of the first angle steel 27. Similarly, the second handle 33 is pulled, the second handle 33 drives the second bearing plate 3, the second bearing plate 3 drives the second cylindrical rod 22, and the second cylindrical rod 22 drives the second pulley 23 to roll on the top of the second angle steel 29, so that the longitudinal and lateral alignment between the engine and the integrated transmission device can be achieved.

[0035] The use process of a fixing device provided by the utility model is as follows:

[0036] When the height of the device is to be adjusted, the second rotating disk 19 is rotated, the second rotating disk 19 drives the rotating shaft 13 to rotate, the rotating shaft 13 drives the active bevel gear 14 to rotate, the active bevel gear 14 drives the driven bevel gear 15 to rotate, and the driven bevel gear 15 drives the second threaded rod 16 to rotate. Since the second threaded rod 16 and the lifting block 17 are threadedly connected, the second threaded rod 16 drives the lifting block 17 to slide inside the slide groove 18 to achieve the height adjustment of the device; when the alignment adjustment is to be performed during assembly, the first handle 32 is pulled, the first handle 32 drives the first bearing plate 2, the first bearing plate 2 drives the first cylindrical rod 4, and the first cylindrical rod 4 drives the first pulley 5 to roll on the top of the first angle steel 27. Similarly, the second handle 33 is pulled, The second handle 33 drives the second bearing plate 3, the second bearing plate 3 drives the second cylindrical rod 22, and the second cylindrical rod 22 drives the second pulley 23 to roll on the top of the second angle steel 29, so that the longitudinal and lateral alignment between the engine and the integrated transmission device can be achieved; when fine-tuning the alignment during assembly, the first rotating disk 9 is rotated, and the first rotating disk 9 drives the first threaded rod 8 to rotate. Since the first threaded rod 8 and the sliding block 7 are threadedly connected, the first threaded rod 8 drives the sliding block 7 to slide inside the slide 6. Since the sliding block 7 and the lifting box 12 are fixed, the lifting block 17 is assembled on the top of the lifting box 12, and then the lifting block 17 is driven to move for fine-tuning, so that the longitudinal and lateral precise alignment between the engine and the integrated transmission device can be achieved.

Claims

1. A fixing device, characterized in that: The invention comprises a base (1), a first bearing plate (2) and a second bearing plate (3), wherein the first bearing plate (2) and the second bearing plate (3) are respectively mounted on both ends of the top of the base (1), and the same height adjustment mechanism is mounted on the top and the side close to each other of the first bearing plate (2) and the second bearing plate (3), and an alignment adjustment assembly mechanism is mounted between the base (1), the first bearing plate (2) and the second bearing plate (3); The height adjustment mechanism comprises a lifting box (12), a rotating shaft (13), a driving bevel gear (14), a driven bevel gear (15), a second threaded rod (16), a lifting block (17), a slide groove (18) and a second rotating disk (19). The lifting box (12) is assembled on one side of the top of the first bearing plate (2). The lifting box (12) is rotatably connected to the rotating shaft (13) inside the lifting box (12). The driving bevel gear (14) is fixed to the outside of the rotating shaft (13). The driven bevel gear (15) is meshedly connected to the outside of the driving bevel gear (14). The second threaded rod (16) is fixed to the top of the driven bevel gear (15). The second threaded rod (16) is fixed to the lifting box (12) through a bearing. The second threaded rod (16) is threadedly connected to the lifting block (17) outside the lifting block (17). The slide groove (18) is slidably connected to the lifting box (12) outside. The lifting box (12) and the slide groove (18) are fixed. The second rotating disk (19) is fixed to one end of the rotating shaft (13).

2. A fixing device according to claim 1, characterized in that: The alignment adjustment assembly mechanism comprises a slide (6), a sliding block (7), a first threaded rod (8), a first rotating disk (9), a fixed plate (10) and a bearing (11); the slide (6) is fixed to one end of the top of the first bearing plate (2); the slide (6) is slidably connected to the inside of the slide (6); the first threaded rod (8) is threadedly connected to the inside of the sliding block (7); the first rotating disk (9) is fixed to both ends of the first threaded rod (8); the fixed plates (10) are fixed to both ends of the slide (6); the bearings (11) are fixed to the inside of the fixed plates (10); the two bearings (11) are fixed to the first threaded rod (8); the sliding block (7) is fixed to the lifting box (12).

3. A fixing device according to claim 2, characterized in that: The alignment adjustment assembly mechanism further comprises a first cylindrical rod (4), a first pulley (5), a second cylindrical rod (22), a second pulley (23), a first angle steel (27), a first limiting plate (28), a second angle steel (29) and a second limiting plate (30); the first cylindrical rod (4) is fixed inside both ends of the first bearing plate (2); the first pulley (5) is rotatably connected to both ends of the first cylindrical rod (4); the second cylindrical rod (22) is fixed inside both ends of the second bearing plate (3); the second cylindrical rod The two ends of the base (22) are rotatably connected to the second pulley (23), the two sides of the top end of the base (1) are fixed with a first angle steel (27), the two ends of the first angle steel (27) are fixed with a first limit plate (28), the first angle steel (27) and the first pulley (5) are in close contact, the other end of the top of the base (1) are fixed with two second angle steels (29), the two ends of the second angle steel (29) are fixed with a second limit plate (30), and the second pulley (23) and the second angle steel (29) are in close contact.

4. A fixing device according to claim 1, characterized in that: A second channel steel (24) is fixed to one end of the top of the first bearing plate (2), third channel steels (25) are fixed to both ends of the top of the second channel steel (24), a square support plate (26) is fixed to the top of the two third channel steels (25), and a first handle (32) is fixed to one side of the second channel steel (24).

5. A fixing device according to claim 1, characterized in that: First channel steels (20) are fixed to both ends of the top of one side of the second bearing plate (3), an arc-shaped support plate (21) is fixed to the top of the first channel steel (20), a reinforcing plate (34) is fixed to one side of the arc-shaped support plate (21), and the first channel steel (20) and the reinforcing plate (34) are fixed.

6. A fixing device according to claim 4, characterized in that: Reinforcing rib plates (31) are fixed to the bottoms of both ends of the square support plate (26), and the third channel steel (25) and the reinforcing rib plates (31) are fixed.

7. A fixing device according to claim 1, characterized in that: Second handles (33) are fixed to both ends of the second bearing plate (3), and a sliding door (35) is slidably connected to the interior of the lifting box (12).

Images