CN107552261B

CN107552261B - Rotary lifting device

Info

Publication number: CN107552261B
Application number: CN201710704938.5A
Authority: CN
Inventors: 周舟; 王志明; 畅妍妍; 方征; 刘岩
Original assignee: University of Shanghai for Science and Technology
Current assignee: University of Shanghai for Science and Technology
Priority date: 2017-08-17
Filing date: 2017-08-17
Publication date: 2021-11-05
Anticipated expiration: 2037-08-17
Also published as: CN107552261A

Abstract

The present invention relates to a rotary lifting device. Comprises a fixed bracket, a servo motor, a hand wheel, a moving mechanism, a lifting mechanism and a working disc for installing tools. The servo motor, the hand wheel, the moving mechanism and the lifting mechanism are arranged on the fixed support; the servo motor is connected with the moving mechanism and drives a moving block on the mechanism to move left and right, and the moving block is connected with a lifting moving block on the lifting mechanism through a swing rod and drives the lifting moving block to rotate; the hand wheel is connected with the lifting mechanism and drives one lifting block to do lifting motion; the working turntable is fixedly connected with the lifting rotating block, and the working turntable is coaxially and rotatably connected with the lifting block; the servo motor and/or the hand wheel are operated to realize the rotation and/or lifting movement of the working turntable. Can be used for installing the water spraying device to make the water spraying device rotate according to a specific sine curve.

Description

Rotary lifting device

Technical Field

The invention relates to a rotary lifting device which can be used for a high-pressure water spraying device and can ensure that a water spraying rotary device rotates according to a specific sine curve.

Technical Field

The automobile exterior is the key to whether an automobile is beautiful, and an attractive automobile must be provided with high-quality exterior materials. During the development process, designers need to carry out various tests on the exterior decoration, wherein the key step is to remove a treatment layer on the surface of a material by using a high-pressure water spraying device. Traditional water jet equipment can utilize lead screw elevating system, rotates the hand wheel and adjusts the shower nozzle height, but it lacks rotary device, is difficult to handle large tracts of land material.

Although some devices add an adjusting device, manual adjustment is still adopted, and the subjectivity of an operator is relied on. The speed cannot be controlled in the operation process, and the long-time swing operation easily causes fatigue of operators and influences the treatment effect.

Disclosure of Invention

The invention aims to provide a rotary lifting device for a high-pressure water spraying device, aiming at overcoming the technical defects of the existing equipment, the rotary lifting device can swing left and right along a sine curve, the rotation angle is as large as possible, and a servo motor is utilized to drive a screw-nut pair to complete the swinging operation.

In order to achieve the purpose, the innovative idea is as follows:

the utility model provides a rotate elevating gear, includes fixed bolster, a servo motor, a hand wheel, a moving mechanism, an elevating system and a mounting tool's working disc, its characterized in that: the servo motor, the hand wheel, the moving mechanism and the lifting mechanism are arranged on the fixed support; the servo motor is connected with the moving mechanism and drives a moving block on the mechanism to move left and right, and the moving block is connected with a lifting moving block on the lifting mechanism through a swing rod and drives the lifting moving block to rotate; the hand wheel is connected with the lifting mechanism and drives one lifting block to do lifting motion; the working turntable is fixedly connected with the lifting rotating block, and the working turntable is coaxially and rotatably connected with the lifting block; the servo motor and/or the hand wheel are operated to realize the rotation and/or lifting movement of the working turntable.

The fixed bolster is used for installing other parts, including square steel, L template first and L template second, the square steel welding is on original equipment, and L template first and L template second are through fixing on the square steel.

The moving mechanism is used for completing the rotating action of the working disc and comprises a ball screw, a screw rod mounting seat A, a moving block, a rotating block, a linear bearing, a transfer block, a swing rod, a flange plate, a waterproof gasket, a transfer sleeve and a motor

The guide rod A and the ball screw are matched with the screw rod mounting seat A and the screw rod mounting seat B through the bearings and can rotate at a high speed, and the guide rod A is matched with a moving block through a linear bearing to play a role in guiding; the tail end of the moving mechanism is connected with a servo motor, a key at the tail end of the servo motor is matched with a key groove at the front end of the adapter sleeve, and the adapter sleeve is connected with the ball screw through a jackscrew and is matched with the flange plate through a bearing to drive the ball screw to rotate; the moving block is connected with the ball screw nut, the upper end of the moving block is sleeved on the guide rod A in a sliding mode, and the moving block moves left and right along with the screw nut. The back of the moving block is provided with a circular groove and a clamp spring groove, a bearing is arranged in the circular groove, and the rotating block is inserted into the moving block through the bearing and can rotate around the axis of the circular groove of the moving block; the lower end of the swing rod is inserted into the transfer block and fixed on the working disc together with the transfer block, the upper end of the swing rod penetrates through a round hole of the rotating block and is matched with the rotating block through a die guide sleeve, when the moving block moves, the rotating block moves horizontally along with the moving block, thrust is provided for the swing rod due to the movement of the rotating block, and the swing rod swings around the axis of the working disc and drives the rotating block to rotate; the cover is fixed above the rotating block through a bolt and props against the die guide sleeve to prevent the die guide sleeve from falling out of the rotating block; the flange plate is connected with an inner side plate of the original equipment box body through bolts, so that water mist is prevented from entering a gap where the ball screw is connected with the adapter sleeve; the waterproof gasket is attached to the inner side of the flange plate and positioned between the flange plate and the inner side plate of the box body, so that water vapor is prevented from leaking outwards; the clamping plate is positioned between the inner side plate and the outer side plate of the equipment box body, and a motor base is fixed to ensure the horizontal installation of the servo motor; the bending piece is arranged on the inner side of the original equipment, and the protection flange plate realizes secondary packaging.

The lifting mechanism is used for lifting of the complete device and comprises a U piece, a hand wheel, a screw nut, a common screw, a guide rod B and a lifting block, the lifting block is connected with the working turntable, the working turntable can rotate around the axis relative to the lifting block after the U piece is inserted into the lifting spring pin, and when the swing rod swings, the working turntable rotates along with the swing rod in the moving mechanism (II) to complete rotation. The lifting block is sleeved on the guide rod B in a sliding manner and can move up and down along the guide rod B, and the position of the lifting block is fixed after the lifting block is locked by a bolt on the back of the lifting block; the screw rod nut is matched with the common screw rod and fixed on the side face of the lifting block, a hand wheel is arranged at the top end of the common screw rod and matched with the common screw rod, and the hand wheel is rotated to drive the screw rod nut and the lifting block to move up and down to complete lifting action.

Compared with the prior art, the invention has the following advantages:

the invention can realize automatic swing without interfering with the lifting of the device, and because the servo motor controls the rotating speed of the screw rod, the swing angle and speed can be controlled more accurately.

The device is provided with waterproof parts, and can play a good water vapor isolation role.

Drawings

FIG. 1 is a front view of a rotary lifting device

FIG. 2 is a plan view of the rotary lifting device

FIG. 3 is a side view of the rotary lifting device

FIG. 4 is a partial enlarged view of FIG. 2

FIGS. 5 and 6 are schematic diagrams of the general structure of the rotary lifting device

Fig. 7 is a partially enlarged view of fig. 6.

Detailed Description

Preferred embodiments of the present invention are described below with reference to the accompanying drawings:

refer to FIGS. 1 to 7

The first embodiment is as follows:

this rotation elevating gear, including fixed bolster (I), a servo motor (25), a hand wheel (24), a moving mechanism (II), an elevating system (III) and mounting tool's working disc (26), its characterized in that: the servo motor (25), the hand wheel (24), the moving mechanism (II) and the lifting mechanism (III) are arranged on the fixed support (I); the servo motor (25) is connected with the moving mechanism (II) and drives a moving block (3) on the mechanism to move left and right. The moving block (3) is connected with a lifting moving block (6) on the lifting mechanism through a swing rod (7) and drives the lifting moving block to rotate; the hand wheel (24) is connected with the lifting mechanism and drives one lifting block (30) to do lifting motion; the working turntable (26) is fixedly connected with the lifting rotating block (6), and the working turntable (26) is coaxially and rotatably connected with the lifting block (30). The servo motor (25) and/or the hand wheel (24) are operated to realize the rotation and/or the lifting movement of the working turntable (26).

Example two:

fixed bolster (I) is including square steel (31), L template first (21) and L template second (22), square steel (31) welding is on original equipment, and L template first (9) and L template second (22) are through fixing on square steel (31).

The moving mechanism (II) comprises a ball screw (1), a screw rod mounting seat A (2), a moving block (3), a rotating block (4), a linear bearing (5), a switching block (6), a swinging rod (7), a flange plate (10), a waterproof gasket (11), a switching sleeve (12), a motor seat (13), a clamping plate (14), bearings (15, 16, 17), a die guide sleeve (18), a bending piece (19), a screw rod mounting seat B (20), a guide rod A (21), a cover (23), an inner side plate (33) and an outer side plate (34), the screw rod mounting seat A (2) and the screw rod mounting seat B (20) are respectively fixed on an L-shaped plate A (9) and an L-shaped plate B (22), and the guide rod A (21) and the ball screw rod mounting seat A (20) are supported

(1) The ball screw (1) is matched with a screw mounting seat A (2) and a screw mounting seat B (20) through a bearing (15) and can rotate at a high speed, and a guide rod A (21) is matched with a moving block (3) through a linear bearing (5) to play a role in guiding. The tail end of the moving mechanism (II) is connected with a servo motor (25), a key at the tail end of the servo motor (25) is matched with a key groove at the front end of the adapter sleeve (12), and the adapter sleeve (12) is connected with the ball screw (1) through a jackscrew and matched with the flange plate (10) through a bearing (17) to drive the ball screw (1) to rotate; the moving block (3) is connected with a ball screw nut, the upper end of the moving block is sleeved on the guide rod A (21) in a sliding mode, and the moving block moves left and right along with the screw nut (27). The back of the moving block (3) is provided with a circular groove and a clamp spring groove, a bearing (16) is arranged, and the rotating block (4) is inserted into the moving block (3) through the bearing (16) and can rotate around the axis of the circular groove of the moving block (3); the lower end of the swing rod (7) is inserted into the transfer block (6) and fixed on the working disc (26) together with the transfer block (6), the upper end of the swing rod (7) penetrates through a round hole of the rotating block (4) and is matched with the rotating block (4) through a die guide sleeve (18), when the moving block (3) moves, the rotating block (4) translates along with the moving block (3), thrust is provided for the swing rod (7) due to the movement of the rotating block (4), and the swing rod (7) swings around the axis of the working disc (26) and drives the rotating block (4) to rotate; the cover (23) is fixed above the rotating block (4) through bolts and props against the die guide sleeve (18), so that the die guide sleeve (18) is prevented from falling out of the rotating block (4); the flange plate (10) is connected with an inner side plate (33) of the original equipment box body through bolts, so that water mist is prevented from entering a gap where the ball screw (1) is connected with the adapter sleeve (12); the waterproof gasket (11) is attached to the inner side of the flange plate (10) and positioned between the flange plate (10) and the inner side plate of the box body, so that water vapor is prevented from leaking outwards; the clamping plate (14) is positioned between an inner side plate (33) and an outer side plate (34) of the equipment box body, and a motor base (13) is fixed to ensure the horizontal installation of the servo motor; the bending piece (19) is arranged on the inner side of the original equipment, and the protection flange plate (10) realizes secondary packaging.

Example three:

elevating system (III) includes U piece (8), hand wheel (24), screw-nut (27), ordinary lead screw (28), guide arm second (29) and elevator (30), elevator (30) are connected with work carousel (26), insert U (8) piece jack-up spring catch (32) after, work carousel (26) can make the rotation for elevator (30) around the axle center, when pendulum rod (7) swing, work dish (26) rotate along with pendulum rod (7) in moving mechanism (II) together, accomplish the rotation action. The lifting block (30) is sleeved on the guide rod B (29) in a sliding way and can move up and down along the guide rod B (29), and the position of the lifting block (30) is fixed after the lifting block is locked by a bolt on the back side; the lead screw nut (27) is matched with the common lead screw (28) and fixed on the side face of the lifting block (30), a hand wheel (24) is installed at the top end of the common lead screw (28) for matching, and the hand wheel is rotated to drive the lead screw nut (27) and the lifting block (30) to move up and down to complete lifting action.

The above-described exemplary embodiments are not intended to limit the present invention in any way, and all technical solutions obtained by means of equivalent substitution or equivalent transformation are within the scope of the present invention.

Claims

1. The utility model provides a rotate elevating gear, includes fixed bolster (I), a servo motor (25), a hand wheel (24), a moving mechanism (II), an elevating system (III) and a mounting tool's work carousel (26), its characterized in that: the servo motor (25), the hand wheel (24), the moving mechanism (II) and the lifting mechanism (III) are arranged on the fixed support (I); the servo motor (25) is connected with the moving mechanism (II) and drives a moving block (3) on the mechanism to move left and right, and the moving block (3) is connected with a lifting rotating block (6) on the lifting mechanism through a swing rod (7) to drive the lifting rotating block to rotate; the hand wheel (24) is connected with the lifting mechanism and drives one lifting block (30) to do lifting motion; the working turntable (26) is fixedly connected with the lifting rotating block (6), the working turntable (26) is coaxially and rotatably connected with the lifting block (30), the servo motor (25) is operated to rotate the working turntable (26), and the hand wheel (24) is operated to realize the lifting movement of the working turntable (26);

the moving mechanism (II) comprises a ball screw (1), a screw rod mounting seat A (2), a moving block (3), a rotating block (4), a linear bearing (5), a lifting rotating block (6), a swinging rod (7), a flange plate (10), a waterproof gasket (11), an adapter sleeve (12), a motor seat (13), a clamping plate (14), a bearing A (15), a bearing B (16), a bearing C (17), a mold guide sleeve (18), a bending piece (19), a screw rod mounting seat B (20), a guide rod A (21), a cover (23), an inner side plate (33) and an outer side plate (34), wherein the screw rod mounting seat A (2) and the screw rod mounting seat B (20) are respectively fixed on an L-shaped plate A (9) and an L-shaped plate B (22), the guide rod A (21) and the ball screw (1) are supported, and the ball screw (1) is matched with the screw rod mounting seat A (2) and the screw rod mounting seat B (20) through the bearing A (15), the guide rod A (21) is matched with the moving block (3) through the linear bearing (5) to play a role in guiding, the tail end of the moving mechanism (II) is connected with the servo motor (25), a key at the tail end of the servo motor (25) is matched with a key groove at the front end of the adapter sleeve (12), and the adapter sleeve (12) is connected with the ball screw (1) through a jackscrew and matched with the flange plate (10) through a bearing C (17) to drive the ball screw (1) to rotate; the moving block (3) is connected with a ball screw nut, the upper end of the moving block is sleeved on the guide rod A (21) in a sliding mode and moves left and right along with the screw nut (27), a round groove and a clamp spring groove are formed in the back of the moving block (3), a bearing B (16) is arranged, and the rotating block (4) is inserted into the moving block (3) through the bearing B (16) and can rotate around the axle center of the round groove of the moving block (3); the lower end of the swing rod (7) is inserted into the lifting rotating block (6) and is fixed on the working turntable (26) together with the lifting rotating block (6), the upper end of the swing rod (7) penetrates through a round hole of the rotating block (4) and is matched with the rotating block (4) through a die guide sleeve (18), when the moving block (3) moves, the rotating block (4) translates along with the moving block (3), and thrust is provided for the swing rod (7) due to the movement of the rotating block (4), so that the swing rod swings around the axis of the working turntable (26) and drives the rotating block (4) to rotate; the cover (23) is fixed above the rotating block (4) through bolts and props against the die guide sleeve (18), so that the die guide sleeve (18) is prevented from falling out of the rotating block (4); the flange plate (10) is connected with an inner side plate (33) of the original equipment box body through bolts, so that water mist is prevented from entering a gap where the ball screw (1) is connected with the adapter sleeve (12); the waterproof gasket (11) is attached to the inner side of the flange plate (10) and positioned between the flange plate (10) and the inner side plate of the box body, so that water vapor is prevented from leaking outwards; the clamping plate (14) is positioned between an inner side plate (33) and an outer side plate (34) of the equipment box body, and a motor base (13) is fixed to ensure the horizontal installation of the servo motor; the bending piece (19) is arranged on the inner side of the original equipment, and the protection flange plate (10) realizes secondary packaging.

2. A rotary lifting device as claimed in claim 1, wherein: the fixing support (I) comprises square steel (31), an L-shaped plate A (9) and an L-shaped plate B (22), the square steel (31) is welded on original working equipment, and the L-shaped plate A (9) and the L-shaped plate B (22) are fixed on the square steel (31).

3. A rotary lifting device as claimed in claim 1, wherein: the lifting mechanism (III) comprises a U piece (8), a hand wheel (24), a lead screw nut (27), a common lead screw (28), a guide rod B (29) and a lifting block (30), the lifting block (30) is connected with a working turntable (26), the working turntable (26) can rotate relative to the lifting block (30) around an axis after the lifting block (30) is inserted into the U piece (8) to jack up a spring pin (32), when the swinging rod (7) swings, the working turntable (26) rotates along with the swinging rod (7) in the moving mechanism (II) to complete the rotation action, the lifting block (30) is sleeved on the guide rod B (29) in a sliding way and can move up and down along the guide rod B (29), and the lifting block (30) is fixed in position after being locked by bolts at the back of the lifting block (30); the lead screw nut (27) is matched with the common lead screw (28) and fixed on the side face of the lifting block (30), a hand wheel (24) is installed at the top end of the common lead screw (28) for matching, and the hand wheel is rotated to drive the lead screw nut (27) and the lifting block (30) to move up and down to complete lifting action.