Double-column lifting machine capable of conveniently adjusting distance

Abstract

The utility model relates to the technical field of double-column lifting machines, and discloses a double-column lifting machine convenient to adjust spacing, which comprises a base, a first column and a second column, a servo motor is arranged in the base, a fluted disc is fixedly mounted at the output end of the servo motor, the outer surface of the fluted disc is meshed with a first rack plate and a second rack plate, and the first rack plate and the second rack plate are connected with a lifting device. According to the double-column lifting machine capable of conveniently adjusting the distance, the servo motor is controlled to drive the fluted disc to rotate, the first rack plate and the second rack plate are driven to oppositely operate, and the distance between the first rack plate and the second rack plate is adjusted; a first column fixedly installed on the outer surface of a first rack plate and a second column fixedly installed on the outer surface of a second rack plate are made to get close to or away from each other, then two lifting motors are controlled to synchronously operate, two sliding bases are driven to ascend or descend, and a lifted object is lifted; and therefore, the effect of conveniently adjusting the distance between the double columns to lift the lifted object is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to double -column lifting machine technical field, concretely is a double -column lifting machine convenient to adjust interval. BACKGROUND

[0002] Double -column lifting machine is a kind of special mechanical lifting equipment commonly used in automobile repair and maintenance unit, and the double -column lifting machine convenient to adjust interval is the main type of lifting machine, and is widely used in the maintenance of small car such as sedan.

[0003] The double -column lifting machine convenient to adjust interval currently needs to adjust the interval between double columns after installation, which is difficult, resulting in poor lifting effect of the lifting object. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies of prior art, the utility model provides a double -column lifting machine convenient to adjust interval to solve the problem that the double -column lifting machine convenient to adjust interval currently needs to adjust the interval between double columns after installation, which is difficult, resulting in poor lifting effect of the lifting object.

[0005] To achieve the above object, the utility model provides the following technical scheme: a double -column lifting machine convenient to adjust interval, including base, no.

[0006] Preferably, the outer surfaces of the two sliding seats are rotatably connected with two telescopic arms, the interiors of the two sliding seats are provided with driving motors, the output ends of the driving motors are fixedly installed with lead screws, the outer surfaces of the lead screws are slidably connected with connecting sliding pieces, the outer surfaces of the connecting sliding pieces are rotatably connected with two supporting rods, the outer surfaces of the two supporting rods away from the connecting sliding pieces are rotatably connected with fixing seats, the two fixing seats are connected with the outer surfaces of the two telescopic arms, the output ends of the two telescopic arms are fixedly installed with positioning blocks, and the outer surfaces of the lead screws are fixedly installed with fixing blocks.

[0007] Preferably, anti-slip pads are fixedly installed on the outer surfaces of the positioning block and the fixing block, the lead screw and the long screw are set at an angle of 90 degrees, and the two support rods are set on both sides of the connecting slide.

[0008] Preferably, a controller is provided on the outer surface of the base, and the controller is electrically connected to the servo motor, the lifting motor and the drive motor.

[0009] Preferably, the base is trapezoidal, and a mounting seat is fixedly installed on the outer surface of the base, with a connection hole provided on the outer surface of the mounting seat.

[0010] Preferably, a distance ruler plate is fixedly installed on the outer surface of the base, and the first rack plate and the second rack plate are arranged on both sides of the rack plate, and the first column and the second column are arranged symmetrically.

[0011] Compared with the prior art, the beneficial effects of this utility model are:

[0012] 1. This adjustable-spacing dual-post lift uses a servo motor to drive a gear plate to rotate, causing the first and second rack plates to move in opposite directions. This allows the first post, fixed to the outer surface of the first rack plate, and the second post, fixed to the outer surface of the second rack plate, to move closer or further apart. Simultaneously, two lifting motors are controlled to operate synchronously, causing two sliding blocks to rise or fall, thus lifting the object. This allows for easy adjustment of the spacing between the two posts, enhancing the lifting effect.

[0013] 2. This adjustable double-post lift uses a drive motor to operate a lead screw, causing the connecting slide to slide on the outer surface of the lead screw. As the connecting slide slides, the two support columns rotate. The two support columns then support the telescopic arms through fixed seats, causing the two telescopic arms to rotate on the outer surface of the slide seats and open up. This achieves the effect of quickly adjusting the positioning range of the lift arms. Attached Figure Description

[0014] Figure 1 This is a three-dimensional structural schematic diagram of the present utility model;

[0015] Figure 2 This is a top view of the structure of this utility model;

[0016] Figure 3 This is a top sectional view of the structure of this utility model;

[0017] Figure 4 This is a front sectional view of the structure of this utility model;

[0018] Figure 5 This is a side sectional view of the structure of this utility model.

[0019] In the figure: 1, base; 2, No. 1 column; 3, No. 2 column; 4, servo motor; 5, toothed disc; 6, No. 1 rack plate; 7, No. 2 rack plate; 8, lifting motor; 9, long screw rod; 10, sliding seat; 11, driving motor; 12, screw; 13, connecting sliding piece; 14, support rod; 15, fixed seat; 16, telescopic arm; 17, positioning block; 18, fixed block; 19, mounting seat. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Embodiment 1:

[0022] Please refer to Figs. 1-5,

[0023] A double-column lifting machine convenient to adjust the distance comprises a base 1, a No. 1 column 2 and a No. 2 column 3, the inside of the base 1 is provided with a servo motor 4, the output end of the servo motor 4 is fixedly installed with a toothed disc 5, the outer surface of the toothed disc 5 is meshingly connected with a No. 1 rack plate 6 and a No. 2 rack plate 7, the No. 1 rack plate 6 and the No. 2 rack plate 7 are both in sliding connection with the base 1, the No. 1 rack plate 6 is fixedly connected with the No. 1 column 2 through the base 1, the No. 2 rack plate 7 is fixedly connected with the No. 2 column 3 through the base 1, the inside of the No. 1 column 2 and the inside of the No. 2 column 3 are both provided with a lifting motor 8, the output end of each of the two lifting motors 8 is fixedly installed with a long screw rod 9, and the outer surface of each of the two long screw rods 9 is in sliding connection with a sliding seat 10.

[0024] Specifically, the servo motor 4 is controlled to drive the toothed disc 5 to rotate, drive the No. 1 rack plate 6 and the No. 2 rack plate 7 to operate in opposite directions, make the No. 1 column 2 fixedly installed on the outer surface of the No. 1 rack plate 6 and the No. 2 column 3 fixedly installed on the outer surface of the No. 2 rack plate 7 approach or move away from each other, and then the two lifting motors 8 are controlled to operate synchronously, drive the two sliding seats 10 to ascend or descend, and lift the lifted object, so that the distance between the two columns is conveniently adjusted, and the lifted object is lifted.

[0025] In the embodiments, the base 1 is in a trapezoidal shape, the outer surface of the base 1 is fixedly installed with a mounting seat 19, and a connecting hole is formed in the outer surface of the mounting seat 19.

[0026] Specifically, since the base 1 is trapezoidal, it is convenient to place the lifting object on the outer surface of the base 1, and the mounting seat 19 is fixedly installed on the outer surface of the base 1, and the connecting hole is formed in the outer surface of the mounting seat 19, so that the base 1 is conveniently fixed and installed.

[0027] In the embodiment: the distance scale is fixedly installed on the outer surface of the base 1, the first rack plate 6 and the second rack plate 7 are arranged on the two sides of the gear disc 5, and the first column 2 and the second column 3 are symmetrically arranged.

[0028] Specifically, the distance scale is fixedly installed on the outer surface of the base 1, so that the distance between the first column 2 and the second column 3 is conveniently calculated, and the first rack plate 6 and the second rack plate 7 are arranged on the two sides of the gear disc 5, and the first column 2 and the second column 3 are symmetrically arranged, so that the first column 2 and the second column 3 are conveniently driven to approach or move away.

[0029] Working principle: the servo motor 4 is arranged in the base 1, the output end of the servo motor 4 is fixedly installed with the gear disc 5, the outer surface of the gear disc 5 is engaged with the first rack plate 6 and the second rack plate 7, the first rack plate 6 and the second rack plate 7 are slidably connected with the base 1, the first rack plate 6 is fixedly connected with the first column 2 through the base 1, the second rack plate 7 is fixedly connected with the second column 3 through the base 1, the interiors of the first column 2 and the second column 3 are both provided with the lifting motor 8, the output ends of the two lifting motors 8 are both fixedly installed with the long screw rod 9, the outer surfaces of the two long screw rods 9 are both slidably connected with the sliding seat 10, the servo motor 4 is controlled to drive the gear disc 5 to rotate, drive the first rack plate 6 and the second rack plate 7 to operate in opposite directions, so that the first column 2 fixedly installed on the outer surface of the first rack plate 6 and the second column 3 fixedly installed on the outer surface of the second rack plate 7 approach or move away, and then the two lifting motors 8 are controlled to operate synchronously, drive the two sliding seats 10 to ascend or descend, and lift the lifting object, compared with the related art, the double-column lifting machine provided by the utility model has the following beneficial effects: the distance between the two columns is conveniently adjusted, and the lifting object is conveniently lifted.

[0030] Embodiment 2:

[0031] Please refer to FIG. 1-5,

[0032] The outer surfaces of the two sliding seats 10 are rotationally connected with two telescopic arms 16, the interiors of the two sliding seats 10 are provided with driving motors 11, the output ends of the driving motors 11 are fixedly installed with lead screws 12, the outer surfaces of the lead screws 12 are slidably connected with connecting sliding pieces 13, the outer surfaces of the connecting sliding pieces 13 are rotationally connected with two supporting rods 14, the outer surfaces of the two supporting rods 14 away from the connecting sliding pieces 13 are rotationally connected with fixed seats 15, the two fixed seats 15 are connected with the outer surfaces of the two telescopic arms 16, the output ends of the two telescopic arms 16 are fixedly installed with positioning blocks 17, and the outer surfaces of the lead screws 12 are fixedly installed with fixed blocks 18.

[0033] Specifically, the driving motor 11 is controlled to drive the lead screw 12 to operate, so that the connecting sliding piece 13 slides on the outer surface of the lead screw 12, and under the sliding of the connecting sliding piece 13, the two supporting columns rotate, and the two supporting columns support the telescopic arm 16 through the fixed seat 15, so that the two telescopic arms 16 rotate on the outer surface of the sliding seat 10 and are spread apart, thereby achieving the effect of quickly adjusting the positioning range of the lifting machine arm.

[0034] In the embodiment, the outer surfaces of the positioning block 17 and the fixed block 18 are fixedly installed with anti-skid pads, the lead screw 12 is arranged at an angle of 90 degrees with the long screw 9, and the two supporting rods 14 are arranged on the two sides of the connecting sliding piece 13.

[0035] Specifically, the outer surfaces of the positioning block 17 and the fixed block 18 are fixedly installed with anti-skid pads, the anti-skid property of the lifting object is improved, the lead screw 12 is arranged at an angle of 90 degrees with the long screw 9, and the two supporting rods 14 are arranged on the two sides of the connecting sliding piece 13, so that the interval of the two telescopic arms 16 is adjusted according to the umbrella supporting principle.

[0036] In the embodiment, the outer surface of the base 1 is provided with a controller, and the controller is electrically connected with the servo motor 4, the lifting motor 8 and the driving motor 11.

[0037] Specifically, the outer surface of the base 1 is provided with a controller, and the controller is electrically connected with the servo motor 4, the lifting motor 8 and the driving motor 11. The controller is a known structure, and the control circuit can be realized by simple programming of the person skilled in the art, which is a common knowledge in the art. Only the use is described, and no modification is made. Therefore, the control mode and the circuit connection are not described in detail, so as to facilitate the centralized control of the related structures.

[0038] Working principle: two sliding seat 10's outer surface are rotationally connected with two telescopic arms 16, two sliding seat 10's inside are provided with drive motor 11, simultaneously drive motor 11's output fixed mounting has screw 12, the outer surface of screw 12 is slidably connected with connecting slide 13, the outer surface of connecting slide 13 is rotationally connected with two support rods 14, plus two support rods 14 away from the outer surface of connecting slide 13 are rotationally connected with fixed seat 15, and two fixed seat 15 and the outer surface of two telescopic arms 16 are connected correspondingly, the output of two telescopic arms 16 is fixedly installed with the locating block 17, because the outer surface of screw 12 is fixedly installed with fixed block 18, the fixed block 18 prevents connecting slide 13 and screw 12 from falling off, control drive motor 11 is operated to drive screw 12 to operate, so that connecting slide 13 is slid on the outer surface of screw 12, under the sliding of connecting slide 13, two support columns are rotated, two support columns are supported telescopic arm 16 through fixed seat 15 again, so that two telescopic arms 16 are rotated on the outer surface of sliding seat 10, are opened, compared with related art, the double-column lifting machine of the utility model provided with the interval of the convenient adjustment has the following beneficial effects: thereby reach the effect that the positioning range of lifting machine arm is conveniently adjusted quickly.

[0039] Although the embodiments of the utility model have been shown and described, it is understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A double-column lifting machine facilitating spacing adjustment, comprising a base (1), a first column (2) and a second column (3), characterized in that: The inside of the base (1) is provided with a servo motor (4), the output end of the servo motor (4) is fixedly installed with a gear disc (5), the outer surface of the gear disc (5) is engagedly connected with a first rack plate (6) and a second rack plate (7), the first rack plate (6) and the second rack plate (7) are both in sliding connection with the base (1), the first rack plate (6) is fixedly connected with a first column (2) through the base (1), the second rack plate (7) is fixedly connected with a second column (3) through the base (1), the inside of the first column (2) and the second column (3) is provided with a lifting motor (8), the output end of the two lifting motors (8) is fixedly installed with a long screw rod (9), the outer surface of the two long screw rods (9) is slidably connected with a sliding seat (10).

2. The dual column lift of claim 1, wherein: The outer surface of the two sliding seats (10) is rotatably connected with two telescopic arms (16), the inside of the two sliding seats (10) is provided with a drive motor (11), the output end of the drive motor (11) is fixedly installed with a lead screw (12), the outer surface of the lead screw (12) is slidably connected with a connecting slide (13), the outer surface of the connecting slide (13) is rotatably connected with two supporting rods (14), the outer surface of the two supporting rods (14) away from the connecting slide (13) is rotatably connected with a fixing seat (15), the two fixing seats (15) are connected with the outer surface of the two telescopic arms (16) in correspondence, the output end of the two telescopic arms (16) is fixedly installed with a positioning block (17), the outer surface of the lead screw (12) is fixedly installed with a fixed block (18).

3. The dual column lift of claim 2, wherein: The outer surface of the positioning block (17) and the fixed block (18) is fixedly installed with a non-slip pad, the lead screw (12) and the long screw rod (9) are arranged at an angle of 90 degrees, the two supporting rods (14) are arranged on the two sides of the connecting slide (13).

4. The dual column lift of claim 2, wherein: The outer surface of the base (1) is provided with a controller, the controller is electrically connected with the servo motor (4), the lifting motor (8) and the drive motor (11).

5. The dual column lift of claim 1, wherein: The base (1) is trapezoidal, the outer surface of the base (1) is fixedly installed with a mounting seat (19), the outer surface of the mounting seat (19) is provided with a connecting hole.

6. The dual column lift of claim 1, wherein: The outer surface of the base (1) is fixedly installed with a distance scale plate, the first rack plate (6) and the second rack plate (7) are arranged on the two sides of the gear disc (5), and the first column (2) and the second column (3) are symmetrically arranged.

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