CN221291055U - Engine and gearbox splicing device - Google Patents

Abstract

The utility model discloses an engine and gearbox split device, wherein a supporting plate is vertically arranged at the upper end of a bottom plate, two first placing plates and two second placing plates are arranged on the bottom plate at intervals, clamping assemblies for clamping and positioning workpieces are arranged on the first placing plates and the second placing plates, a driving assembly for driving the second placing plates to be close to or far away from the first placing plates is arranged on the bottom plate, a connecting block is slidably arranged on the supporting plate, two mounting blocks are arranged on the connecting block at intervals left and right, rotating shafts are respectively arranged on the two mounting blocks in a rotating mode, the two rotating shafts are coaxially connected in a rotating mode, the rotating shafts penetrate through the mounting blocks, sleeves for being matched with splines of the workpieces are slidably arranged at the ends, away from each other, of the two rotating shafts, and positioning assemblies for positioning the two rotating shafts are arranged on the rotating shafts. The utility model can simply and conveniently complete the installation of the engine and the gearbox, can improve the splicing precision, and can reduce the difficulty of the workers in butting the engine and the gearbox spline.

Description

Engine and gearbox splicing device

Technical Field

The utility model relates to the technical field of automobile parts, in particular to an engine and gearbox splicing device.

Background

The automobile engine is a device for providing power for an automobile, is the heart of the automobile and determines the power performance, economy, stability and environmental protection of the automobile. The transmission is called a speed changer for changing the rotation speed and torque of an engine, and can fix or shift the transmission ratio of an output shaft and an input shaft, and when the engine and the transmission are installed, the spline of the engine and the spline of the transmission are needed to be spliced;

Often in the production process, the engine and the gearbox are hoisted, and the splines of the engine and the gearbox are respectively positioned by a worker, so that tooth shapes of the splines are aligned, and then the follow-up resort is completed, but the engine and the gearbox can shake in the hoisting process, and precision errors can also occur when the worker respectively positions the two splines.

Disclosure of utility model

Object of the utility model

In order to solve the technical problems in the background art, the utility model provides the device for splicing the engine and the gearbox, which can simply and conveniently complete the installation of the engine and the gearbox, can improve the splicing precision under the action of a positioning assembly, and can reduce the difficulty of a worker in butt joint of the engine and the gearbox spline, thereby improving the working efficiency of the engine and the gearbox.

(II) technical scheme

The utility model provides an engine and gearbox split device, which comprises a bottom plate and a support plate, wherein the support plate is vertically arranged at the upper end of the bottom plate, two first placing plates and two second placing plates are arranged on the bottom plate at intervals, clamping assemblies for clamping and positioning workpieces are arranged on the first placing plates and the second placing plates, a driving assembly for driving the second placing plates to be close to or far away from the first placing plates is arranged on the bottom plate, a connecting block is arranged on the support plate in a sliding manner, a power assembly for driving the connecting block to move in the up-down direction is arranged on the support plate, two mounting blocks are arranged on the connecting block at intervals left and right, two mounting blocks are both rotatably provided with rotating shafts, the two rotating shafts are coaxially connected in a rotating manner, the rotating shafts penetrate through the mounting blocks, sleeves matched with splines of the workpieces are arranged at the ends of the two rotating shafts, and positioning assemblies for positioning the two rotating shafts are arranged on the rotating shafts in a sliding manner.

Preferably, the positioning component comprises a limiting ring, a spring and a limiting block, wherein the limiting ring is coaxially and fixedly sleeved on the rotating shaft, the two limiting rings are arranged in a fitting way, one end of each of the two limiting rings, which is close to each other, is provided with a first notch, one of the first notches is internally provided with the limiting block in a sliding way, the limiting block is connected with the inner wall of the first notch through a spring, the front side and the rear side of one end of the limiting block, which is far away from the spring, are obliquely arranged towards the central axis direction of the limiting block, and one end of the limiting block, which is far away from the spring, extends into the other first notch and is abutted against the inner wall of the first notch.

Preferably, the rotary shaft is provided with a sleeve, the sleeve is provided with a first threaded through hole in a sliding mode, one end of the bolt penetrates through the first threaded through hole and abuts against the rotary shaft, and the bolt is in threaded connection with the sleeve.

Preferably, the power assembly comprises a fixing plate and a hydraulic cylinder, the fixing plate is arranged on the supporting plate and located above the bottom plate, the fixed end of the hydraulic cylinder is connected with the bottom end of the fixing plate, and the telescopic rod of the hydraulic cylinder is vertically downwards arranged and connected with the connecting block.

Preferably, the driving assembly comprises a threaded rod and a first motor, a first chute is arranged on the bottom plate along the left-right direction, a sliding block is arranged in the first chute in a sliding manner, the sliding block is connected with the first placing plate and is provided with a second threaded through hole along the left-right direction, the threaded rod is horizontally arranged in the first chute, one end of the threaded rod is rotationally connected with the inner wall of the first chute, the other end of the threaded rod penetrates through the second threaded through hole and is in threaded connection with the sliding block, the first motor is connected with the bottom plate, and an output shaft of the first motor is coaxially connected with the threaded rod.

Preferably, the clamping assembly comprises a bidirectional screw rod, a fixed block and a transmission block, wherein the first placing plate is provided with two limiting plates which are arranged at intervals in a sliding mode, the first placing plate is provided with a second sliding groove, two transmission blocks are arranged in the second sliding groove in a sliding mode and are respectively connected with the two limiting plates, third threaded through holes are formed in the transmission blocks in the front-back direction, the bidirectional screw rod is horizontally arranged in the second sliding groove and is in rotary connection with the second sliding groove through the fixed block, two ends of the bidirectional screw rod penetrate through the two third threaded through holes respectively, the bidirectional screw rod is in threaded connection with the two transmission blocks respectively, and a second motor is arranged on the supporting plate and is coaxially connected with an output shaft of the second motor.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects:

In the utility model, the following components are added: the device can simply and conveniently complete the installation of the engine and the gearbox, and can improve the splicing precision under the action of the positioning component, and can reduce the difficulty of the workers in butt joint of the engine and the gearbox spline, thereby improving the working efficiency of the engine and the gearbox.

Drawings

Fig. 1 is a schematic structural diagram of an engine and gearbox splicing device according to the present utility model.

Fig. 2 is a schematic side view of an engine and gearbox splicing device according to the present utility model.

Fig. 3 is a schematic diagram of a partial enlarged structure at a position a in a split device of an engine and a gearbox according to the present utility model.

Reference numerals: 1. a bottom plate; 2. a support plate; 3. placing a plate; 4. a fixing plate; 5. a hydraulic cylinder; 6. a connecting block; 7. a mounting block; 8. a rotating shaft; 9. a limiting ring; 10. a spring; 11. a limiting block; 12. a sleeve; 13. a bolt; 14. a threaded rod; 15. a first motor; 16. a bidirectional screw; 17. a fixed block; 18. a transmission block; 19. a limiting plate; 20. and a second placing plate.

Detailed Description

The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to 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.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, welded, riveted, bonded, etc., or may be a removable connection, threaded connection, keyed connection, pinned connection, etc., or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

As shown in fig. 1-3, the split device for an engine and a gearbox provided by the utility model comprises a bottom plate 1 and a support plate 2, wherein the support plate 2 is vertically arranged at the upper end of the bottom plate 1, two first placing plates 3 and two second placing plates 20 are arranged on the bottom plate 1 at intervals, clamping components for clamping and positioning workpieces are arranged on the first placing plates 3 and the second placing plates 20, a driving component for driving the second placing plates 20 to approach or separate from the first placing plates 3 is arranged on the bottom plate 1, a connecting block 6 is slidably arranged on the support plate 2, a power component for driving the connecting block 6 to move along the up-down direction is arranged on the support plate 2, two mounting blocks 7 are arranged on the connecting block 6 at left-right intervals, two mounting blocks 7 are both rotatably provided with rotating shafts 8, the rotating shafts 8 penetrate through the mounting blocks 7, one ends, away from each other, of the two rotating shafts 8 are both slidably provided with sleeves 12 for being in spline fit with the workpieces, and the rotating shafts 8 are provided with two positioning components for positioning the rotating shafts 8.

When the device is required to be used, the gearbox and the engine are respectively placed on the first placing plate 3 and the second placing plate 20, the gearbox and the engine are clamped and positioned through the clamping assembly, so that the gearbox and the engine are coaxial, the connecting block 6 and the mounting block 7 are driven to move downwards through the power assembly, the rotating shaft 8 is driven to move downwards, so that the rotating shaft 8 is moved to be coaxial with the gearbox and the engine, the two sleeves 12 are respectively sleeved on the gearbox and the engine through the moving sleeve 12, the rotating shaft 8 is rotated to drive the sleeve 12 to rotate through rotating the rotating shaft 8, the rotating angles of the two rotating shafts 8 are positioned under the action of the positioning assembly, so that the gearbox and the engine are rotated to the same angle, the sleeve 12 is moved, the sleeve is driven to move upwards through the power assembly, the first placing plate 3 is driven to be close to the second placing plate 20 through the driving assembly, the gearbox and the engine are assembled through the driving assembly, the device can conveniently complete the mounting of the engine and the gearbox under the action of the positioning assembly, and the working efficiency of the gearbox and the engine can be improved.

In an alternative embodiment, the positioning assembly comprises a stop collar 9, a spring 10 and a stop 11, the limiting rings 9 are coaxially and fixedly sleeved on the rotating shaft 8, the two limiting rings 9 are attached to each other, a first notch is arranged at one end of each limiting ring 9 close to each other, a limiting block 11 is arranged in one of the first gaps in a sliding way, the limiting block 11 is connected with the inner wall of the first gap through a spring 10, the front side and the rear side of the end of the limiting block 11 far away from the spring 10 are obliquely arranged towards the central axis direction of the limiting block 11, one end of the limiting block 11 far away from the spring 10 extends into the other first notch and is abutted with the inner wall of the first notch, when it is necessary to complete the positioning of the two rotation shafts 8, the sleeve 12 is moved coaxially with the splines of the gearbox and the engine, by rotating the rotating shaft 8, the rotating shaft 8 rotates under the action of external force to drive the limiting ring 9 to rotate, the limiting ring 9 rotates to drive the limiting block 11 in the limiting ring to be abutted with the other limiting ring 9, whereby the stopper 11 is retracted, and the spring 10 is compressed, thereby sleeving the sleeve 12 on the spline, by rotating the rotating shaft 8, the limiting ring 9 rotates until the two first notches are communicated with each other, the limiting block 11 enters the other first notch under the action of the spring 10, namely, the positioning of the two splines is completed, the positioning completion of the splines can be more intuitively shown through the limiting block 11, and under the action of the spring 10 and the limiting block 11, when the rotating shaft 8 is rotated without external force, the rotating shaft 8 cannot rotate, so that the spline can be driven to rotate when the sleeve 12 is reversely moved, the positioning of the spline is affected, and the stability of the device is effectively improved.

In an alternative embodiment, the device further comprises a bolt 13, the sleeve 12 is slidably arranged on the rotating shaft 8, the sleeve 12 is provided with a first threaded through hole, one end of the bolt 13 penetrates through the first threaded through hole and is in butt joint with the rotating shaft 8, the bolt 13 is in threaded connection with the sleeve 12, after the sleeve 12 is moved to be sleeved on a spline of an engine or a gearbox, the bolt 13 is rotated to be in butt joint with the rotating shaft 8 through rotating the bolt 13, and therefore limiting of the sleeve 12 is completed, and therefore stability of the device in use is effectively improved.

In an alternative embodiment, the power assembly comprises a fixed plate 4 and a hydraulic cylinder 5, the fixed plate 4 is arranged on the supporting plate 2 and is located above the bottom plate 1, the fixed end of the hydraulic cylinder 5 is connected with the bottom end of the fixed plate 4, and the telescopic rod of the hydraulic cylinder 5 is vertically downwards arranged and connected with the connecting block 6, so that the connecting block 6 can be effectively driven to move along the up-down direction through the hydraulic cylinder 5.

In an alternative embodiment, the driving assembly includes a threaded rod 14 and a first motor 15, a first chute is disposed on the bottom plate 1 along a left-right direction, a sliding block is slidably disposed in the first chute, the sliding block is connected with the first placement plate 3, a second threaded through hole is disposed along a left-right direction, the threaded rod 14 is horizontally disposed in the first chute, one end of the threaded rod 14 is rotatably connected with an inner wall of the first chute, the other end of the threaded rod passes through the second threaded through hole and is in threaded connection with the sliding block, the first motor 15 is connected with the bottom plate 1, an output shaft of the first motor 15 is coaxially connected with the threaded rod 14, the threaded rod 14 is driven to rotate by the first motor 15, and the sliding block in threaded connection with the threaded rod 14 is driven to move, so as to drive the first placement plate 3 to approach or separate from the second placement plate 20.

In an alternative embodiment, the clamping assembly comprises a bidirectional screw 16, a fixed block 17 and a transmission block 18, the first placing plate 3 is slidably provided with two limiting plates 19 which are arranged at intervals from front to back, the first placing plate 3 is provided with a second sliding groove, two transmission blocks 18 are slidably arranged in the second sliding groove, the two transmission blocks 18 are respectively connected with the two limiting plates 19, a third threaded through hole is arranged on the transmission block 18 along the front and back direction, the bidirectional screw 16 is horizontally arranged in the second sliding groove and is rotationally connected with the second sliding groove through the fixed block 17, two ends of the bidirectional screw 16 respectively penetrate through the two third threaded through holes, the bidirectional screw 16 is respectively in threaded connection with the two transmission blocks 18, the supporting plate 2 is provided with a second motor, the bidirectional screw 16 is coaxially connected with an output shaft of the second motor, the bidirectional screw 16 is driven to rotate through the second motor, the bidirectional screw 16 drives the two transmission blocks 18 which are in threaded connection, the transmission blocks 18 are driven to move, and the transmission blocks 18 are connected with the transmission blocks to move, and the two transmission blocks 19 are driven to move, and the two transmission blocks are positioned close to each other through the two limiting plates 19 or the two limiting plates are positioned close to each other.

It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims, or equivalents of such scope and boundary.

Claims (6)

1. The utility model provides an engine and gearbox amalgamation device, its characterized in that, is in including bottom plate (1) and backup pad (2), backup pad (2) set up perpendicularly the upper end of bottom plate (1), the interval is equipped with two first boards (3) and the second board (20) of placing on bottom plate (1), first boards (3) and the second of placing are placed and all are equipped with the clamping assembly that carries out the centre gripping location to the work piece on board (20), be equipped with on bottom plate (1) and be used for the drive board (20) are close to or keep away from first drive assembly who places board (3), slide on backup pad (2) and be provided with connecting block (6), be equipped with the drive on backup pad (2) connecting block (6) along the power component that reciprocates, two installation piece (7) are controlled the interval and are set up on connecting block (6), two installation piece (7) all rotate and are equipped with axis of rotation (8), two axis of rotation (8) coaxial rotation connect, axis of rotation (8) run through installation piece (7) are equipped with two axis of rotation (8) and are used for keeping away from each other one end (8) and are equipped with spline (12) and are located on the axis of rotation (8).

2. The device for splicing the engine and the gearbox according to claim 1, wherein the positioning assembly comprises a limiting ring (9), a spring (10) and limiting blocks (11), the limiting ring (9) is coaxially and fixedly sleeved on the rotating shaft (8), the two limiting rings (9) are attached, one ends, close to each other, of the two limiting rings (9) are respectively provided with a first notch, one of the limiting blocks (11) is slidably arranged in the first notch, the limiting blocks (11) are connected with the inner walls of the first notch through the spring (10), the front side and the rear side of one end, far away from the spring (10), of each limiting block (11) are obliquely arranged towards the central axis direction of the limiting block (11), and one end, far away from the spring (10), of each limiting block (11) stretches into the other of the first notch and is abutted to the inner walls of the other limiting block.

3. The engine and gearbox split device according to claim 1, further comprising a bolt (13), wherein the sleeve (12) is slidably arranged on the rotating shaft (8), the sleeve (12) is provided with a first threaded through hole, one end of the bolt (13) passes through the first threaded through hole and abuts against the rotating shaft (8), and the bolt (13) is in threaded connection with the sleeve (12).

4. The engine and gearbox split device according to claim 1, wherein the power assembly comprises a fixed plate (4) and a hydraulic cylinder (5), the fixed plate (4) is arranged on the supporting plate (2) and located above the bottom plate (1), the fixed end of the hydraulic cylinder (5) is connected with the bottom end of the fixed plate (4), and the telescopic rod of the hydraulic cylinder (5) is vertically downwards arranged and connected with the connecting block (6).

5. The device for splicing the engine and the gearbox according to claim 1, wherein the driving assembly comprises a threaded rod (14) and a first motor (15), a first sliding groove is formed in the bottom plate (1) along the left-right direction, a sliding block is arranged in the first sliding groove in a sliding mode, the sliding block is connected with the first placing plate (3) and is provided with a second threaded through hole along the left-right direction, the threaded rod (14) is horizontally arranged in the first sliding groove, one end of the threaded rod is rotatably connected with the inner wall of the first sliding groove, the other end of the threaded rod penetrates through the second threaded through hole and is in threaded connection with the sliding block, the first motor (15) is connected with the bottom plate (1), and an output shaft of the first motor (15) is coaxially connected with the threaded rod (14).

6. The device for splicing the engine and the gearbox according to claim 1, wherein the clamping assembly comprises a bidirectional screw (16), a fixed block (17) and a transmission block (18), two limiting plates (19) which are arranged at intervals in the front-back direction are slidably arranged on the first placing plate (3), a second sliding groove is formed in the first placing plate (3), two transmission blocks (18) are slidably arranged in the second sliding groove, the two transmission blocks (18) are respectively connected with the two limiting plates (19), a third threaded through hole is formed in the transmission blocks (18) in the front-back direction, the bidirectional screw (16) is horizontally arranged in the second sliding groove and is in rotary connection with the second sliding groove through the fixed block (17), two ends of the bidirectional screw (16) respectively penetrate through the two third threaded through holes, the bidirectional screw (16) is respectively in threaded connection with the two transmission blocks (18), a second motor is arranged on the supporting plate (2), and the bidirectional screw (16) is coaxially connected with the second motor.