CN217297149U - Disc type cam lifting mechanism - Google Patents

Abstract

The utility model discloses a disk cam elevating system, including base, elevating system and running gear, elevating system includes annular slide, disk cam, toothed disc, gear and driving motor, running gear is including connecting hangers and gyro wheel. The utility model relates to a disc cam elevating system passes through under the lifter plate the gyro wheel of terminal surface and the profile of disc cam up end and fits mutually, and disc cam is because intermeshing effect between the toothed disc of its inboard face and the gear, and takes place horizontal rotation motion for the gyro wheel walks on disc cam's profile face and makes the lifter plate take place fore-and-aft reciprocal elevating movement, and realizes the multiple spot at this in-process and support, and the bearing capacity is great, makes the operation of lifter plate steady.

Description

Disc type cam lifting mechanism

Technical Field

The utility model relates to a relevant technical field of elevating system specifically is a disc cam elevating system.

Background

In production and life, the micro-lifting device is different from the traditional lifting device, the traditional lifting device is generally used for repeatedly and continuously conveying goods at high positions and low positions, the lifting working stroke is longer, the lifting mechanism such as a chain, a steel wire rope and the like cannot be applied to the micro-lifting device, and the lifting mechanism of the micro-lifting device is generally a screw rod, an electric mechanism, a pneumatic mechanism, a hydraulic cylinder, a cam and the like;

at present, although the mechanisms can realize lifting functions in different degrees, the space occupied by a screw rod and a driving cylinder is large, and oil and gas leakage is easy to occur; although the cam mechanism is also applied, the cam mechanism is mainly driven by a shaft in the prior art, the shaft drives the cam to rotate to perform high-position and low-position conversion, the requirement on the shaft is high, the cam mechanism is easy to be eccentric and worn during operation, and the rigidity is poor.

Therefore, a disc type cam lifting mechanism is provided

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a disc cam lifting mechanism, which aims to improve the problems that the space occupation of the prior screw rod and the prior driving cylinder is large, and the phenomena of oil liquid and air leakage are easy to occur; although the cam mechanism is also applied, the cam mechanism is mainly driven by a shaft in the prior art, the shaft drives the cam to rotate to perform high-position and low-position conversion, the requirement on the shaft is high, the cam mechanism is easy to be eccentric and worn during operation, and the rigidity is poor.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a disc cam lifting mechanism comprises a base, a lifting mechanism arranged on the upper end face of the base, a lifting plate connected with the lifting mechanism, and a travelling mechanism arranged between the lifting plate and the lifting mechanism, wherein the lifting mechanism comprises an annular slide arranged on the upper end face of the base, a disc cam connected with the annular slide in a rotating mode, a gear disc arranged on the inner side face of the disc cam, gears meshed with the gear disc, and a driving motor used for driving the gears, and the travelling mechanism comprises connecting lugs arranged on the periphery of a lower end plate of the lifting plate and idler wheels connected with the connecting lugs and matched with the upper end face of the disc cam.

As a preferred aspect of the utility model, the lower terminal surface of annular slide with the up end fixed connection of base, the up end of annular slide is provided with the annular spout of half penetrability.

By adopting the technical scheme, the stability that the annular slide is connected with the base is effectively ensured, and the lower end surface of the disc cam in the horizontal rotation process is supported through the annular sliding groove.

As a preferred aspect of the present invention, the lower end surface of the disc cam is set to be a horizontal plane, the lower end surface of the disc cam is fixedly provided with an annular slider adapted to the annular chute, and the annular slider is fixedly connected to the lower end surface of the disc cam.

By adopting the technical scheme, the annular slide block and the annular chute are mutually complemented, and the stability of the disc cam in horizontal rotation motion is effectively ensured.

As a preferred aspect of the utility model, driving motor's output shaft is connected with the gear, and driving motor's fixing base with the base is connected.

Through adopting above-mentioned technical scheme, driving motor's output shaft drives the gear and rotates, and the gear drives the toothed disc and rotates to be convenient for drive disk cam and rotate.

As a preferred aspect of the utility model, still including setting up the fixed stand pipe that sets up of base up end edge all around and setting up terminal surface edge all around under the lifter plate and with the guide bar of stand pipe looks adaptation, the guide bar with lifter plate fixed connection.

Through adopting above-mentioned technical scheme, the position of injecing the lifter plate is convenient for to the effect of mutually supporting between guide bar and the stand pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the characteristics of reasonable in design and easy operation, the utility model relates to a disc cam elevating system

(1) The disc cam is adopted to realize the lifting function, so that the horizontal rotation motion of the disc cam is converted into the repeated lifting motion, and the periodic continuous lifting function can be realized by adopting one-way driving.

(2) A plurality of rollers are arranged below the lifting plate and run on the profile of the upper end face of the disc cam, and the disc cam is supported at multiple points and has strong stability and balance.

(3) Simple mechanisms and equipment can be arranged on the lifting plate, so that the micro-lifting function of the mechanisms and the equipment is realized.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural view of the overall structure of the disc cam lifting mechanism of the present invention;

fig. 2 is a schematic structural view of the front view of fig. 1 in the disc cam lifter mechanism of the present invention;

fig. 3 is a schematic structural diagram of a base and a disc cam in the disc cam lifting mechanism of the present invention;

fig. 4 is a schematic structural view of the front view of fig. 3 in the disc cam lifter mechanism of the present invention;

fig. 5 is a schematic structural view of a sectional view taken along a line a-a in fig. 4 in the disc cam lifter of the present invention;

fig. 6 is a schematic structural diagram of an annular slide way in the disc cam lifting mechanism of the present invention;

fig. 7 is a schematic structural diagram of a lifting plate in the disc cam lifting mechanism of the present invention;

fig. 8 is a schematic structural diagram of the lifting plate in the disc cam lifting mechanism of the present invention during lifting.

In the figure: 1-base, 11-guide tube, 2-lifting mechanism, 21-driving motor, 211-gear, 22-disk cam, 23-gear disk, 24-annular slideway, 25-annular slide block, 3-lifting plate, 31-guide bar, 32-connecting hanging lug and 33-roller.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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, fig. 2, fig. 3, fig. 4 and fig. 5, the present invention provides a technical solution: the utility model provides a disc cam elevating system, which comprises a base 1, the elevating system 2 of setting at the 1 up end of base, lifter plate 3 and the running gear of setting between lifter plate 3 and elevating system 2 that are connected with elevating system 2, elevating system 2 is including setting up the annular slide 24 at the 1 up end of base, the lower terminal surface of annular slide 24 and the up end fixed connection of base 1, the up end of annular slide 24 is provided with the annular spout of half penetrability, the effectual stability of being connected of annular slide 24 and base 1 of having guaranteed, and support the lower terminal surface of the disc cam 22 of horizontal rotation in-process through the annular spout.

Referring to fig. 1, 2, 3, 4 and 5, the disc cam 22 is rotatably connected to the annular slide way 24, a lower end surface of the disc cam 22 is set to be a horizontal surface, an annular slide block 25 adapted to the annular slide groove is fixedly arranged on the lower end surface of the disc cam 22, the annular slide block 25 is fixedly connected to the lower end surface of the disc cam 22, and the annular slide block 25 and the annular slide groove are mutually complementary to each other, so that the stability of the disc cam 22 in horizontal rotation is effectively guaranteed.

Referring to fig. 1, 2, 3, 4 and 5, a gear disc 23, a gear 211 engaged with the gear disc 23, and a driving motor 21 for driving the gear 211 are disposed on an inner side surface of the disc cam 22, an output shaft of the driving motor 21 is connected to the gear 211, a fixing seat of the driving motor 21 is connected to the base 1, the output shaft of the driving motor 21 drives the gear 211 to rotate, and the gear 211 drives the gear disc 23 to rotate, so as to drive the disc cam 22 to rotate.

Referring to fig. 1, 2, 3, 4 and 5, the traveling mechanism includes connecting lugs 32 respectively disposed around the lower end plate of the lifting plate 3 and rollers 33 connected to the connecting lugs 32 and adapted to the upper end surface of the disc cam 22.

Referring to fig. 1, 2, 3, 4 and 5, the lifting device further includes a guide tube 11 fixedly disposed at the peripheral corners of the upper end surface of the base 1 and a guide rod 31 disposed at the peripheral corners of the lower end surface of the lifting plate 3 and adapted to the guide tube 11, the guide rod 31 is fixedly connected to the lifting plate 3, the guide rod 31 and the guide tube 11 cooperate with each other to define the position of the lifting plate 3, and a mechanism or a device may be disposed above the lifting plate 3 to indirectly implement the lifting function.

The working principle is as follows: when the lifting device is used, the driving motor 21 drives the gear 211 to rotate, the disc cam 22 is driven to rotate through the meshing between the gear 211 and the gear disc 23, at the moment, the roller 33 below the lifting plate 3 passively runs along the contour of the upper end of the fluctuant disc cam 22 in a rolling mode, and the lifting plate 3 is driven to move up and down to achieve the lifting function.

The device obtained by the design can basically improve the defects that the space occupation of the existing screw rod and the driving cylinder is large, and the phenomena of oil liquid and gas leakage are easy to occur; although the cam mechanism is also applied, the traditional cam mechanism is mainly driven by a shaft, the cam is driven by the shaft to rotate to perform high-position and low-position conversion, the requirement on the shaft is high, the cam mechanism is easy to be eccentric and worn during operation, and the rigidity is poor.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A disc cam elevating system which characterized in that: the lifting mechanism comprises a base (1), a lifting mechanism (2) arranged on the upper end face of the base (1), a lifting plate (3) connected with the lifting mechanism (2) and a travelling mechanism arranged between the lifting plate (3) and the lifting mechanism (2).

2. A disc cam lifting mechanism according to claim 1, wherein the lifting mechanism (2) comprises an annular slide way (24) arranged on the upper end surface of the base (1), a disc cam (22) rotationally connected with the annular slide way (24), a gear disc (23) arranged on the inner side surface of the disc cam (22), a gear (211) engaged with the gear disc (23), and a driving motor (21) for driving the gear (211).

3. A disc cam lifting mechanism according to claim 2, characterized in that the running mechanism comprises connecting lugs (32) respectively arranged on the periphery of the lower end plate of the lifting plate (3) and rollers (33) connected with the connecting lugs (32) and adapted to the upper end face of the disc cam (22).

4. A disc cam lifting mechanism according to claim 3, characterized in that the lower end face of the annular slide way (24) is fixedly connected with the upper end face of the base (1), and the upper end face of the annular slide way (24) is provided with a semi-penetrating annular sliding groove.

5. A disc cam lifting mechanism according to claim 4, characterized in that the lower end face of the disc cam (22) is set to be a horizontal plane, the lower end face of the disc cam (22) is fixedly provided with an annular slide block (25) matched with the annular sliding groove, and the annular slide block (25) is fixedly connected with the lower end face of the disc cam (22).

6. A disc cam lifting mechanism according to claim 5, characterized in that the output shaft of the drive motor (21) is connected to a gear (211) and the fixed seat of the drive motor (21) is connected to the base (1).

7. A disc cam lifting mechanism according to claim 6, characterized by further comprising a guide tube (11) fixedly arranged at the peripheral corner of the upper end surface of the base (1) and a guide rod (31) arranged at the peripheral corner of the lower end surface of the lifting plate (3) and matched with the guide tube (11), wherein the guide rod (31) is fixedly connected with the lifting plate (3).

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