CN218018416U - Electric lifting device for lean workbench - Google Patents

Abstract

The utility model discloses an electric lifting device for a lean workbench, which comprises a table plate, wherein lifting pieces vertical to the table plate are arranged on two sides of the bottom surface of the table plate, two opposite racks are arranged on the lifting pieces, one rack is meshed with a driving gear, the other rack is meshed with a driven gear, the driving gear is not meshed with the driven gear, a transmission gear is jointly meshed between the driving gear and the driven gear, the driving gear shafts on two sides are jointly and fixedly sleeved with a transmission shaft, the transmission shaft is fixedly sleeved with a first bevel gear, the first bevel gear is meshed with a second bevel gear, and the second bevel gear is axially and upwards connected with a servo motor in a keyed manner; two equal sliding fit of lifting member have support piece, through the lifting member that sets up stable removal from top to bottom in two support piece's sliding chamber, set up two racks by driving gear and driven gear drive syntropy removal on the lifting member, can drive the table and carry out the altitude mixture control when the rack is moved up or down, satisfy the operator of different heights and use, improve the comfort when using.

Description

Electric lifting device for lean workbench

Technical Field

The utility model relates to a workstation technical field specifically is a lean workstation electric lift device.

Background

The workstation is a detection platform that forms by lean pipe and connecting piece equipment, has the equipment convenience, and simple structure's characteristics are now generally applied to the workshop, as the equipment of work piece product or the detection and the maintenance operation platform of various trades, current lean workstation poor stability, after the live time is of a specified duration, can take place to become flexible between connecting piece and the lean pipe, drop even, influence the availability factor.

Therefore, the lean tube workbench disclosed in the application number CN202021095802.2 comprises a lean tube and a connector connected with the lean tube, the lean tube and the lean tube connector are combined into a workbench frame, the workbench frame is of a three-layer structure and comprises an upper layer frame, a middle layer frame and a lower layer frame, the upper layer frame, the middle layer frame and the lower layer frame are connected into a whole through a longitudinal lean tube, a support rod is connected between the bottom of the upper layer frame and the longitudinal lean tube, the lower layer frame is installed in the middle layer frame, panels are arranged on the middle layer frame and the lower layer frame, the width of the panel on the lower layer frame is smaller than that of the panel on the middle layer frame, a support frame is arranged at the bottom of the middle layer frame, casters are arranged at the bottom of the support frame, and an alarm lamp is arranged at the top end of the longitudinal lean tube; although the lean workbench of the utility model has the advantages of simple structure, reasonable layout and good stability.

However, the lean workbench does not have a lifting function, and users with different heights cannot adjust the desk plate to a height suitable for the height, so that certain damage can be caused to the body after long-term use in the environment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lean workstation electric lift device is in order to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: an electric lifting device for a lean workbench comprises a table plate, wherein lifting pieces perpendicular to the table plate are mounted on two sides of the bottom surface of the table plate, two opposite racks are mounted on the lifting pieces, one rack is meshed with a driving gear, the other rack is meshed with a driven gear, the driving gear is not meshed with the driven gear, a transmission gear is jointly meshed between the driving gear and the driven gear, transmission shafts are jointly fixedly sleeved on the driving gears on two sides in the axial direction, a first bevel gear is fixedly sleeved on the transmission shafts, a second bevel gear is meshed with the first bevel gear, and the second bevel gear is axially and fixedly connected with a servo motor in an upward key mode; and the two lifting pieces are matched with supporting pieces in a sliding way.

As a further preferred aspect of the present technical solution, the bottom surface of the table is fixedly mounted with an outer cover disposed outside the bevel gear i, the bevel gear ii and the servo motor, and the servo motor is fixedly mounted on an inner wall of the outer cover, and the outer cover is simultaneously in running fit with the transmission shaft.

As a further preferable aspect of the present technical solution, the housing is provided with heat radiation holes.

As a further preferred feature of the present invention, a connecting plate is fixedly connected between the two supporting members.

As a further preferred of the technical scheme, a sliding cavity for the lifting piece to move up and down is arranged on the top surface of the supporting piece from top to bottom, and the driving gear, the driven gear and the transmission gear are rotatably arranged on the inner wall of the sliding cavity through a bearing with a seat.

As a further preferred aspect of the present invention, a connecting piece for connecting the table is fixedly installed on the top surface of the lifting piece.

As a further preferred feature of the present invention, the lifting member is a rectangular frame, and the two racks are respectively mounted on opposite surfaces of the vertical section of the frame.

The utility model provides a lean workstation electric lift device possesses following beneficial effect:

(1) The utility model discloses a but the lifting member of stable removal about setting up in two support piece's smooth intracavity sets up two racks by driving gear and driven gear drive syntropy removal on the lifting member simultaneously, can drive the table and carry out altitude mixture control when the rack is moved from top to bottom or down, satisfies the operator of different heights and uses, improves the comfort when using.

(2) The utility model discloses a fixed connection transmission shaft between two driving gears to set up bevel gear one on the transmission shaft, it is rotatory to drive bevel gear one through two rotations of servo motor drive bevel gear, realizes the action of transmission shaft then, has realized the synchronous syntropy action of two driving gears, and is more stable when the lift table.

Drawings

Fig. 1 is a schematic view of the overall external structure of the present invention;

FIG. 2 is a schematic view of the bottom structure of the desk plate of the present invention;

FIG. 3 is a schematic view of the internal structure of the supporting member of the present invention;

fig. 4 is an enlarged schematic structural view of a point a in fig. 3 according to the present invention;

in the figure: 1. a table plate; 2. a lifting member; 3. a rack; 4. a driving gear; 5. a driven gear; 6. a transmission gear; 7. a drive shaft; 8. a first bevel gear; 9. a second bevel gear; 10. a servo motor; 11. a support member; 12. a housing; 13. heat dissipation holes; 14. a connecting plate; 15. a slide chamber; 16. a pedestal bearing; 17. connecting sheets; 18. and a counterweight foot.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The utility model provides a technical scheme: in the embodiment, as shown in fig. 1, the lean workbench electric lifting device comprises a table plate 1 of a workbench, two supporting pieces 11 are arranged below the table plate 1, the supporting pieces 11 are rectangular, a sliding cavity 15 is arranged on the top surface of each supporting piece 11 from top to bottom, and the sliding cavity 15 is also rectangular; in order to enhance the stability of the whole workbench, the connecting plate 14 is installed between the two supporting members 11, so that the supporting members 11 have mutual traction force, thereby enhancing the stability, and meanwhile, the bottom end of the supporting member 11 is installed with a counterweight foot 18, the top cross section of the counterweight foot 18 is larger than that of the supporting member 11, thereby enlarging the contact surface between the counterweight foot 18 and the bottom surface and further enhancing the stability of the whole workbench.

In this embodiment, as shown in fig. 2 and 3, the lifting member 2 capable of moving up and down is disposed inside the sliding cavity 15 of the supporting member 11, and the lifting member 2 is in clearance fit with the sliding cavity 15, so that the sliding cavity 15 guides the movement of the lifting member 2, and the lifting member 2 is ensured to move up and down stably; specifically, the lifting piece 2 is in a rectangular strip frame shape, the connecting piece 17 is installed at the top of the lifting piece 2, the lifting piece is connected with the table board 1 through the connecting piece 17, and meanwhile, the section of the connecting piece 17 is larger than that of the lifting piece 2, so that the contact surface with the table board 1 is increased, and the connection stability is improved;

in this embodiment, as shown in fig. 3 and 4, two racks 3 are installed on the inner opposite surfaces of a rectangular frame-shaped lifting member 2, wherein one rack 3 is engaged with a driving gear 4, the other rack 3 is engaged with a driven gear 5, and the driving gear 4 is not engaged with the driven gear 5, and finally a transmission gear 6 is engaged between the driving gear 4 and the driven gear 5 together, and the driving gear 4 and the driven gear 5 synchronously rotate in the same direction through the reversing action of the transmission gear 6, and during the lifting process, the driving gear 4 and the driven gear 5 can simultaneously drive the two racks 3 to synchronously move up or down;

in this embodiment, as shown in fig. 3, the two driving gears 4 are axially and fixedly sleeved with the transmission shaft 7, the transmission shaft 7 is fixedly sleeved with the first bevel gear 8, the first bevel gear 8 is engaged with the second bevel gear 9, and finally the second bevel gear 9 is in key connection with the servo motor 10, when the servo motor 10 rotates forward or reversely, the transmission shaft 7 synchronously rotates forward or reversely through the transmission of the second bevel gear 9 and the first bevel gear 8, and then power is transmitted to the two driving gears 4, so that the two driving gears 4 synchronously rotate in the same direction, during the lifting process, the two lifting members 2 on two sides of the table 1 can synchronously lift the table 1, and meanwhile, the driving gears 4 and the driven gears 5 are respectively matched with the two racks 3, so as to provide balanced supporting force to the lifting members 2, and ensure the movement stability of the lifting members 2;

in addition, as shown in fig. 1, an outer cover 12 is fixedly installed on the bottom surface of the table board 1, a first bevel gear 8, a second bevel gear 9 and a servo motor 10 are arranged in the outer cover 12, meanwhile, part of the transmission shaft 7 is also positioned in the outer cover 12, a bearing is arranged at the joint of the transmission shaft 7 and the outer cover 12 to reduce the friction force during transmission, the servo motor 10 is fixedly installed on the inner wall of the outer cover 12, a bearing with a seat 16 is installed on the inner wall of the outer cover 12, and the bearing with the seat 16 is in rotating fit with the driving gear 4, the driven gear 5 and the transmission gear 6 through connecting shafts; the heat dissipation holes 13 are formed in the outer cover 12, heat convection is formed between the heat dissipation holes and the outside air, and heat generated when the servo motor 10 works can be transferred to the outside of the outer cover 12, so that a heat dissipation effect is achieved.

The utility model provides a lean workstation electric lift device concrete theory of operation as follows: the servo motor 10 is driven to the bevel gear I8 through the bevel gear II 9 during forward and reverse rotation, then the bevel gear I8 drives the transmission shaft 7 to rotate forward or reversely, when the transmission shaft 7 rotates forward or reversely, the driving gear 4 fixed at two ends of the transmission shaft 7 is driven to rotate, then the transmission gear 6 is driven to rotate, through the reversing action of the transmission gear 6, the driven gear 5 and the driving gear 4 are driven to synchronously rotate in the same direction, then the two racks 3 are dragged to synchronously move, finally, the height adjustment of the lifting piece 2 is realized, the forward and reverse rotation of the servo motor 10 corresponds to the upward or downward movement of the lifting piece, the two lifting pieces 2 pull the table plate 1 to synchronously move at two sides of the table plate 1, the height adjustment of the table plate 1 is realized, the use of operators with different heights is met, and the comfort in use is improved.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (7)

1. The utility model provides a lean workstation electric lift device, includes table (1), its characterized in that: two sides of the bottom surface of the table plate (1) are both provided with lifting parts (2) perpendicular to the bottom surface, two opposite racks (3) are arranged on the lifting parts (2), one rack (3) is meshed with a driving gear (4), the other rack (3) is meshed with a driven gear (5), the driving gear (4) is not meshed with the driven gear (5), a transmission gear (6) is commonly meshed between the driving gear (4) and the driven gear (5), the driving gears (4) on the two sides are axially and fixedly sleeved with a transmission shaft (7), the transmission shaft (7) is fixedly sleeved with a first bevel gear (8), the first bevel gear (8) is meshed with a second bevel gear (9), and the second bevel gear (9) is axially and upwards connected with a servo motor (10); two the lifter (2) all has support piece (11) in sliding fit.

2. A lean bench power-driven elevating device in accordance with claim 1, wherein: the bottom surface fixed mounting of table (1) establishes dustcoat (12) outside bevel gear (8), bevel gear two (9) and servo motor (10), and servo motor (10) fixed mounting is on the inner wall of dustcoat (12), dustcoat (12) simultaneously with transmission shaft (7) normal running fit.

3. A lean workbench motorized lift arrangement as defined in claim 2, wherein: the outer cover (12) is provided with heat dissipation holes (13).

4. A lean bench power-driven elevating device in accordance with claim 1, wherein: a connecting plate (14) is fixedly connected between the two supporting pieces (11).

5. A lean bench power-driven elevating device in accordance with claim 1, wherein: the top surface top-down of support piece (11) is provided with supplies the smooth chamber (15) that lifter (2) reciprocated, driving gear (4), driven gear (5) and drive gear (6) all rotate through rolling bearing (16) and set up on the inner wall of smooth chamber (15), the bottom fixed mounting of support piece (11) has counter weight foot (18).

6. A lean bench power-driven elevating device in accordance with claim 1, wherein: the top surface of the lifting piece (2) is fixedly provided with a connecting piece (17) used for connecting the table plate (1).

7. A lean bench power-driven elevating device in accordance with claim 1, wherein: the lifting piece (2) is a rectangular frame body, and the two racks (3) are respectively arranged on opposite surfaces of a vertical section of the frame body.

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