CN217890904U

CN217890904U - Tilting mechanism is used in gear box assembly

Info

Publication number: CN217890904U
Application number: CN202222141100.9U
Authority: CN
Inventors: 张海涵; 张卫东; 张振明; 王振元
Original assignee: Tianjin Jinhengrui Locomotive Governor Manufacturing Co ltd
Current assignee: Tianjin Jinhengrui Locomotive Governor Manufacturing Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-11-25
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses a tilting mechanism for gear box assembly, including mount, elevation structure and tight structure of clamp, the mount includes bottom plate, stand and roof, bottom plate fixed connection is in the bottom of stand, the bottom at the stand is connected to the roof, elevation structure includes screw rod, elevator motor, mounting bracket and thread piece, the screw rod rotates the upper surface of connecting at the bottom plate, elevator motor fixed connection is at the upper surface of roof to elevator motor's output shaft and the top fixed connection of screw rod. The utility model discloses in, through setting up fixed plate, pull rod, draw piece, baffle, first pressure spring, locating piece and locating hole to the elasticity that utilizes first pressure spring is fixed the locating piece in the locating hole, is used for fixing the carousel, and then will press from both sides tight structural fixation, avoids the staff to take place to rock at the in-process gearbox of assembly, provides convenience for the staff.

Description

Tilting mechanism is used in gear box assembly

Technical Field

The utility model relates to a gearbox assembly technical field especially relates to a tilting mechanism for gearbox assembly.

Background

The speed variator is a device for changing the running speed of car and is composed of many gears with different diameters. The gearbox is mainly used for converting the torque and the rotating speed of the crankshaft of the engine so as to meet the requirements of different requirements of traction force of driving wheels and vehicle speed of an automobile on different running conditions of starting, accelerating and running, overcoming various road obstacles and the like. Because the gearbox is bulky, consequently, the gearbox need use tilting mechanism to overturn the gearbox in the in-process of assembling.

But current tilting mechanism overturns the gearbox to the assigned position after, does not set up limit structure, consequently, the staff can take place to rock when assembling the gearbox, is unfavorable for the staff to assemble the operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a turnover mechanism for assembling a gearbox.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a turnover mechanism for assembling a gearbox comprises a fixing frame, a lifting structure and a clamping structure, wherein the fixing frame comprises a bottom plate, an upright post and a top plate, the bottom plate is fixedly connected to the bottom of the upright post, the top plate is connected to the bottom of the upright post, the lifting structure comprises a screw, a lifting motor, an installing frame and a threaded block, the screw is rotatably connected to the upper surface of the bottom plate, the lifting motor is fixedly connected to the upper surface of the top plate, an output shaft of the lifting motor is fixedly connected with the top of the screw, the threaded block is in threaded connection with the screw, and the installing frame is fixedly connected to the right side wall of the threaded block;

the right side wall of the mounting frame is fixedly connected with a rotating motor, an output shaft of the rotating motor is fixedly connected with a turntable, a positioning structure is arranged between the rotating motor and the turntable, and the clamping structure is fixedly connected to one side, far away from the rotating motor, of the turntable;

the positioning structure comprises a fixing plate, a pull rod, a pull block, a baffle plate, a first pressure spring, a positioning block and a positioning hole, wherein the fixing plate is fixedly connected to the top of the rotating motor, the pull rod is connected inside the fixing plate in a sliding manner, one end, close to the rotary table, of the pull rod is fixedly connected with the baffle plate, the positioning block is fixedly connected to one side, close to the rotary table, of the baffle plate, one end, far away from the baffle plate, of the pull rod is fixedly connected with the pull block, the first pressure spring is sleeved on the pull rod, the first pressure spring is located between the baffle plate and the fixing plate, and the positioning hole is formed in the rotary table;

the clamping structure comprises a fixing frame, a clamping plate, a screw rod and a knob, the screw rod is in threaded connection with one side of the fixing frame, which is far away from the rotary disc, the knob is fixedly connected with one end of the screw rod, which is far away from the fixing frame, a protection structure is arranged between the knob and the fixing frame, the clamping plate is rotatably connected with one end of the screw rod, which is far away from the knob, and the clamping plate is positioned inside the fixing frame;

protective structure includes telescopic link, protection casing, second pressure spring and ejector pad, telescopic link fixed connection is on fixed frame, the telescopic link is close to the one end and the protection casing fixed connection of knob, ejector pad fixed connection is on the outer wall of protection casing, the second pressure spring cover is established on the telescopic link.

As a further description of the above technical solution:

the number of the positioning holes is multiple, and the positioning blocks are matched with the positioning holes.

As a further description of the above technical solution:

the number of the telescopic rods and the number of the second pressure springs are two, the telescopic rods and the second pressure springs are located on the upper side and the lower side of the screw rod, and a through hole is formed in the middle of the protective cover.

As a further description of the above technical solution:

the fixing frame further comprises a reinforcing plate, the reinforcing plate is fixedly connected between the bottom plate and the upright column, and the reinforcing plate, the bottom plate and the upright column are arranged in a triangular mode.

As a further description of the above technical solution:

the lifting structure further comprises a sliding groove and a sliding block, the sliding groove is formed in the front side wall and the rear side wall of the stand column, the sliding block is connected in the sliding groove in a sliding mode, and the sliding block is fixedly connected with the mounting frame.

As a further description of the above technical solution:

the clamping structure further comprises a rubber pad, a limiting groove and a limiting block, the rubber pad is fixedly connected to one side, far away from the screw rod, of the clamping plate, the limiting groove is formed in the front inner wall and the rear inner wall of the fixing frame, the limiting block is slidably connected to the inside of the limiting groove, and the limiting block is fixedly connected with the clamping plate.

The utility model discloses following beneficial effect has:

1. the utility model discloses, through setting up fixed plate, pull rod, draw piece, baffle, first pressure spring, locating piece and locating hole to the elasticity that utilizes first pressure spring is fixed the locating piece in the locating hole, is used for fixing the carousel, and then will press from both sides tight structure fixed, avoids the staff to take place to rock at the in-process gearbox of assembly, facilitates for the staff.

2. The utility model discloses, through setting up telescopic link, protection casing, second pressure spring and ejector pad to the elasticity control protection casing that utilizes the second pressure spring covers the knob, avoids the staff to bump the knob at the in-process mistake of assembly and leads to pressing from both sides tight structure and appear becoming flexible.

Drawings

Fig. 1 is a front view of a turnover mechanism for assembling a transmission according to the present invention;

fig. 2 is a top view of the fixing frame of the turnover mechanism for assembling the transmission case according to the present invention;

fig. 3 is a schematic structural view of a in fig. 1 according to the present invention;

fig. 4 is a schematic view of a clamping structure of the turnover mechanism for assembling the transmission case according to the present invention;

fig. 5 is a cross sectional view of a top side of a clamping structure of a turnover mechanism for assembling a transmission according to the present invention;

fig. 6 is a schematic structural diagram of B in fig. 1 according to the present invention.

Wherein, 1, fixing frame; 101. a base plate; 102. a column; 103. a top plate; 104. a reinforcing plate; 2. a lifting structure; 201. a screw; 202. a lifting motor; 203. a mounting frame; 204. a thread block; 205. a chute; 206. a slider; 3. rotating the motor; 4. a turntable; 5. a clamping structure; 501. a fixing frame; 502. a splint; 503. a screw rod; 504. a knob; 505. a rubber pad; 506. a limiting groove; 507. a limiting block; 6. a positioning structure; 601. a fixing plate; 602. a pull rod; 603. pulling the block; 604. a baffle plate; 605. a first pressure spring; 606. positioning blocks; 607. positioning holes; 7. a protective structure; 701. a telescopic rod; 702. a protective cover; 703. a second pressure spring; 704. and (7) pushing the block.

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. 1-6, the present invention provides an embodiment: a turnover mechanism for assembling a gearbox comprises a fixed frame 1, a lifting structure 2 and a clamping structure 5, wherein the fixed frame 1 comprises a bottom plate 101, a vertical column 102 and a top plate 103, the bottom plate 101 is fixedly connected to the bottom of the vertical column 102, the top plate 103 is connected to the bottom of the vertical column 102, the fixed frame 1 further comprises a reinforcing plate 104, the reinforcing plate 104 is fixedly connected between the bottom plate 101 and the vertical column 102, the reinforcing plate 104, the bottom plate 101 and the vertical column 102 are arranged in a triangular mode, the reinforcing plate 104 is used for improving the overall stability of the fixed frame 1, the lifting structure 2 comprises a screw rod 201, a lifting motor 202, a mounting frame 203 and a threaded block 204, the screw rod 201 is rotatably connected to the upper surface of the bottom plate 101, the lifting motor 202 is fixedly connected to the upper surface of the top plate 103, an output shaft of the lifting motor 202 is fixedly connected with the top of the screw 201, the lifting motor 202 is used for controlling the screw 201 to rotate and controlling the mounting frame 203 to move up and down under the action of the thread block 204, so that the clamping structure 5 is controlled to drive the gearbox to move up and down, the thread block 204 is in threaded connection with the screw 201, the mounting frame 203 is fixedly connected to the right side wall of the thread block 204, the lifting structure 2 further comprises a sliding groove 205 and a sliding block 206, the sliding groove 205 and the sliding block 206 are used for limiting the mounting frame 203, so that the mounting frame 203 can move up and down stably, the sliding groove 205 is formed in the front side wall and the rear side wall of the upright post 102, the sliding block 206 is connected into the sliding groove 205, and the sliding block 206 is fixedly connected with the mounting frame 203;

the right side wall of the mounting rack 203 is fixedly connected with a rotating motor 3 for controlling a turntable 4 to drive a clamping structure 5 to rotate and turn over a gearbox, an output shaft of the rotating motor 3 is fixedly connected with the turntable 4, a positioning structure 6 is arranged between the rotating motor 3 and the turntable 4 for positioning the clamping structure 5, and the clamping structure 5 is fixedly connected to one side of the turntable 4 far away from the rotating motor 3;

the positioning structure 6 comprises a fixing plate 601, a pull rod 602, a pull block 603, a baffle 604, a first pressure spring 605, a positioning block 606 and a positioning hole 607, wherein the fixing plate 601 is fixedly connected to the top of the rotating motor 3, the pull rod 602 is slidably connected to the inside of the fixing plate 601, one end of the pull rod 602 close to the rotary disc 4 is fixedly connected to the baffle 604, the positioning block 606 is fixedly connected to one side of the baffle 604 close to the rotary disc 4, one end of the pull rod 602 far away from the baffle 604 is fixedly connected to the pull block 603, the first pressure spring 605 is sleeved on the pull rod 602, the first pressure spring 605 is located between the baffle 604 and the fixing plate 601, the positioning block 606 is controlled by the elasticity of the first pressure spring 605 to drive the positioning block 606 to move, the positioning block 606 is inserted into the positioning hole 607 to fix the rotary disc 4, so that a worker is prevented from shaking during the assembling process, the positioning hole 607 is arranged on the rotary disc 4, the positioning holes 607 are provided in number, and the positioning blocks 606 are matched with the positioning holes 607;

the clamping structure 5 comprises a fixing frame 501, a clamping plate 502, a screw rod 503 and a knob 504, wherein the screw rod 503 is in threaded connection with one side of the fixing frame 501, which is far away from the turntable 4, the knob 504 is fixedly connected with one end of the screw rod 503, which is far away from the fixing frame 501, a protection structure 7 is arranged between the knob 504 and the fixing frame 501 and is used for covering the knob 504, and the situation that the clamping structure 5 is loosened due to the fact that a worker mistakenly touches the knob 504 in the working process is avoided, the clamping plate 502 is rotatably connected with one end of the screw rod 503, which is far away from the knob 504, the clamping plate 502 is positioned inside the fixing frame 501, the clamping structure 5 further comprises a rubber pad 505, a limiting groove 506 and a limiting block 507, the limiting groove 506 and the limiting block 507 are used for limiting the clamping plate 502, so that the clamping plate 502 is prevented from rotating, the rubber pad 505 is fixedly connected with one side of the clamping plate 502, which is far away from the screw rod 503, the limiting groove 506 is arranged on the front and back inner walls of the fixing frame 501, the limiting block 507 is slidably connected inside the limiting groove 506, and the limiting block 507 is fixedly connected with the clamping plate 502, the screw rod 503 is controlled by the knob 504 to rotate, and further to control the clamping plate 502 to move;

the protection structure 7 comprises a telescopic rod 701, a protection cover 702, a second pressure spring 703 and a push block 704, a through hole is formed in the middle of the protection cover 702, the protection cover 702 can slide on the lead screw 503 conveniently, the telescopic rod 701 is fixedly connected to the fixing frame 501, one end, close to the knob 504, of the telescopic rod 701 is fixedly connected with the protection cover 702, the push block 704 is fixedly connected to the outer wall of the protection cover 702, the second pressure spring 703 is sleeved on the telescopic rod 701, the telescopic rod 701 and the second pressure spring 703 are two in number and located on the upper side and the lower side of the lead screw 503, and the knob 504 is covered by the protection cover 702 through elastic force control of the second pressure spring 703.

The working principle is as follows: when the gearbox is used, the lifting motor 202 is used for controlling the clamping structure 5 to move downwards, the gearbox is inserted into the fixing frame 501, the push block 704 is used for controlling the protective cover 702 to open, the knob 504 is exposed, the clamp plate 502 is controlled by the knob 504 to clamp and fix the gearbox, the push block 704 is loosened after clamping, the protective cover 702 covers the knob 504 under the action of the second pressure spring 703, the gearbox is lifted up by the lifting motor 202, the positioning block 606 is pulled out of the positioning hole 607 through the pull block 603, the gearbox is controlled to turn over by rotating the motor 3, the pull block 603 is loosened after turning is completed, the positioning block 606 is inserted into the positioning hole 607 under the action of the first pressure spring 605, the gearbox is fixed at a designated position, and shaking is avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a tilting mechanism for gear box assembly, includes mount (1), elevation structure (2) and presss from both sides tight structure (5), its characterized in that: the fixing frame (1) comprises a bottom plate (101), an upright post (102) and a top plate (103), the bottom plate (101) is fixedly connected to the bottom of the upright post (102), the top plate (103) is connected to the bottom of the upright post (102), the lifting structure (2) comprises a screw rod (201), a lifting motor (202), an installing frame (203) and a thread block (204), the screw rod (201) is rotatably connected to the upper surface of the bottom plate (101), the lifting motor (202) is fixedly connected to the upper surface of the top plate (103), an output shaft of the lifting motor (202) is fixedly connected with the top of the screw rod (201), the thread block (204) is in threaded connection with the screw rod (201), and the installing frame (203) is fixedly connected to the right side wall of the thread block (204);

the right side wall of the mounting rack (203) is fixedly connected with a rotating motor (3), an output shaft of the rotating motor (3) is fixedly connected with a turntable (4), a positioning structure (6) is arranged between the rotating motor (3) and the turntable (4), and the clamping structure (5) is fixedly connected to one side, far away from the rotating motor (3), of the turntable (4);

the positioning structure (6) comprises a fixing plate (601), a pull rod (602), a pull block (603), a baffle plate (604), a first pressure spring (605), a positioning block (606) and a positioning hole (607), the fixing plate (601) is fixedly connected to the top of the rotating motor (3), the pull rod (602) is slidably connected to the inside of the fixing plate (601), one end, close to the turntable (4), of the pull rod (602) is fixedly connected with the baffle plate (604), the positioning block (606) is fixedly connected to one side, close to the turntable (4), of the baffle plate (604), one end, far away from the baffle plate (604), of the pull rod (602) is fixedly connected with the pull block (603), the first pressure spring (605) is sleeved on the pull rod (602), the first pressure spring (605) is located between the baffle plate (604) and the fixing plate (601), and the positioning hole (607) is arranged on the turntable (4);

the clamping structure (5) comprises a fixed frame (501), a clamping plate (502), a screw rod (503) and a knob (504), the screw rod (503) is in threaded connection with one side, away from the rotary disc (4), of the fixed frame (501), the knob (504) is fixedly connected with one end, away from the fixed frame (501), of the screw rod (503), a protection structure (7) is arranged between the knob (504) and the fixed frame (501), the clamping plate (502) is rotatably connected with one end, away from the knob (504), of the screw rod (503), and the clamping plate (502) is located inside the fixed frame (501);

protective structure (7) include telescopic link (701), protection casing (702), second pressure spring (703) and ejector pad (704), telescopic link (701) fixed connection is on fixed frame (501), one end and protection casing (702) fixed connection that telescopic link (701) are close to knob (504), ejector pad (704) fixed connection is on the outer wall of protection casing (702), second pressure spring (703) cover is established on telescopic link (701).

2. The turnover mechanism for assembling a transmission as claimed in claim 1, wherein: the number of the positioning holes (607) is multiple, and the positioning blocks (606) are matched with the positioning holes (607).

3. The turnover mechanism for assembling a transmission case as claimed in claim 1, wherein: the number of the telescopic rods (701) and the number of the second pressure springs (703) are two, the telescopic rods and the second pressure springs are positioned on the upper side and the lower side of the screw rod (503), and a through hole is formed in the middle of the protective cover (702).

4. The turnover mechanism for assembling a transmission case as claimed in claim 1, wherein: the fixing frame (1) further comprises a reinforcing plate (104), the reinforcing plate (104) is fixedly connected between the bottom plate (101) and the upright post (102), and the reinforcing plate (104), the bottom plate (101) and the upright post (102) are arranged in a triangular mode.

5. The turnover mechanism for assembling a transmission as claimed in claim 1, wherein: the lifting structure (2) further comprises a sliding groove (205) and a sliding block (206), the sliding groove (205) is formed in the front side wall and the rear side wall of the upright post (102), the sliding block (206) is connected in the sliding groove (205) in a sliding mode, and the sliding block (206) is fixedly connected with the mounting frame (203).

6. The turnover mechanism for assembling a transmission case as claimed in claim 1, wherein: the clamping structure (5) further comprises a rubber pad (505), a limiting groove (506) and a limiting block (507), the rubber pad (505) is fixedly connected to one side, away from the screw rod (503), of the clamping plate (502), the limiting groove (506) is arranged on the front inner wall and the rear inner wall of the fixing frame (501), the limiting block (507) is slidably connected to the inside of the limiting groove (506), and the limiting block (507) is fixedly connected with the clamping plate (502).