Rotating device

Abstract

A rotating device comprises a base, a bearing seat, a rotating body, a first bearing, a second bearing, a driven gear seat, a driven gear and a driving gear, the upper side of the base is provided with a first shaft shoulder, the upper side of the first shaft shoulder is provided with a first shaft diameter, the upper side of the first shaft diameter is provided with a second shaft shoulder, the upper side of the second shaft shoulder is provided with a first shaft shoulder, and the lower end of the rotating body is provided with the bearing seat. A third shaft shoulder is arranged in the bearing seat, a fourth shaft shoulder is arranged on the upper side of the third shaft shoulder, the first shaft diameter penetrates through the first bearing, the lower end of the first bearing is connected with the first shaft diameter, the first bearing penetrates through the bearing seat, and the upper end of the first bearing is connected with the third shaft shoulder. Dependence on a gear motor can be avoided, the size is further reduced, under the combined action of the first bearing and the second bearing, the fixed distance in the vertical direction is increased, swing of the rotating body during horizontal rotation is reduced, and the stability of the rotating device is enhanced.

Description

Technical Field

[0001] The utility model relates to the field of chemical experiments, in particular to a rotating device. Background Art

[0002] In chemical experiments, a rotating device is required for auxiliary operations. However, the existing rotating devices for chemical experiments mostly use reduction motors for rotation reduction, which increases the manufacturing cost of the rotating device and increases the size of the device, which has disadvantages. Utility Model Content

[0003] In view of the above-mentioned deficiencies in the prior art, the utility model provides a rotating device with a reasonable structure, which is convenient for complex connection and wiring between a rotating unit and a stationary unit, can eliminate the dependence on a reduction motor, further reduce the volume, and has stable rotation and reduced swing when the swivel rotates horizontally.

[0004] The purpose of this utility model is achieved through the following technical solutions:

[0005] A rotating device comprises a base, a bearing seat, a swivel, a first bearing, a second bearing, a driven gear seat, a driven gear and a driving gear, wherein a first shaft shoulder is provided on the upper side of the base, a first shaft diameter is provided on the upper side of the first shaft shoulder, a second shaft shoulder is provided on the upper side of the first shaft diameter, a second shaft diameter is provided on the upper side of the second shaft shoulder, a bearing seat is provided at the lower end of the swivel, a third shaft shoulder is provided inside the bearing seat, a fourth shaft shoulder is provided on the upper side of the third shaft shoulder, the first shaft diameter passes through the first bearing, the lower end of the first bearing is connected to the first shaft diameter, the first bearing passes through the bearing seat, the upper end of the first bearing is connected to the third shaft shoulder, the second shaft diameter passes through the first bearing, and the lower end of the second bearing is connected to the second shaft shoulder.

[0006] The utility model discloses a driven gear seat with a fifth shaft shoulder at the lower side, a third shaft diameter at the lower side, the third shaft diameter passes through the second bearing, the upper end of the second bearing is connected to the fifth shaft shoulder, the second bearing passes through the driven gear seat, the lower end of the driven gear seat is connected to the top of the base, and the base is fixedly connected to the driven gear seat.

[0007] The swivel of the utility model rotates relatively with the base through the first bearing and the second bearing, the upper end of the driven gear seat passes through the driven gear, and the driven gear is fixed on the driven gear seat.

[0008] The left side of the swivel of the utility model is connected to a motor mounting seat, the motor mounting seat is fixed on the swivel, the upper end of the motor mounting seat is connected to a stepper motor, the stepper motor rotates on the motor mounting seat, the lower end of the stepper motor passes through a driving gear, the driving gear is fixed on the stepper motor, the driving gear rotates with the stepper motor, the driving gear is meshed with the driven gear, and the driving gear and the driven gear are meshed for transmission. Beneficial Effects

[0009] The utility model makes full use of the principle of mechanical relative motion and fixes the stepper motor on the swivel, thus saving the space of the base. When more components are installed on the swivel, it is easier to route the wires when the upper rotating unit and the lower stationary unit are complexly connected.

[0010] The utility model reduces speed by meshing the driven gear and the driving gear, thereby eliminating the reliance on a reduction motor and further reducing the volume. Under the joint action of the first bearing and the second bearing, the fixed distance in the vertical direction is increased, the swing of the swivel when the swivel rotates horizontally is reduced, and the stability of the swivel device is enhanced.

[0011] The utility model facilitates the complicated connection and wiring between the rotating unit and the stationary unit, and can avoid the dependence on the reduction motor, further reduce the volume, and has stable rotation, reduces the swing of the swivel when the swivel rotates horizontally, and has a reasonable structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a schematic diagram of the structure of a rotating device.

[0013] Figure 2 The utility model is an exploded view of the rotating device structure.

[0014] Figure 3 This is a front view of the rotating device structure described in the utility model.

[0015] Figure 4 The utility model is a side view of a rotating device structure.

[0016] Figure 5 This is a cross-sectional view of the structure of a rotating device described in the utility model.

[0017] Figure 6 The utility model is a top view of a rotating device structure.

[0018] Figure 7 This is a bottom view of a rotating device structure described in the utility model. DETAILED DESCRIPTION

[0019] The utility model is further described in detail below according to the accompanying drawings and embodiments:

[0020] Embodiment 1:

[0021] A rotating device, including a base 01, a bearing seat 02, a swivel 03, a first bearing 04, a second bearing 05, a driven gear seat 06, a driven gear 07, and a driving gear 08. The base 01 is provided with a first shaft shoulder 11 on the upper side, a first shaft diameter 13 on the upper side of the first shaft shoulder 11, a second shaft shoulder 12 on the upper side of the first shaft diameter 13, and a second shaft diameter 14 on the upper side of the second shaft shoulder 12. The swivel 03 is provided with a bearing seat 02 at the lower end, a third shaft shoulder 15 is provided inside the bearing seat 02, and a fourth shaft shoulder is provided on the upper side of the third shaft shoulder 15. 16, the first shaft diameter 13 passes through the first bearing 04, the lower end of the first bearing 04 is connected to the first shaft diameter 13, the first bearing 04 passes through the bearing seat 02, the upper end of the first bearing 04 is connected to the third shaft shoulder 15, the second shaft diameter 14 passes through the first bearing 04, and the lower end of the second bearing 05 is connected to the second shaft shoulder 12. This device facilitates the complex connection and wiring between the rotating unit and the stationary unit, while eliminating the dependence on the reduction motor, further reducing the volume, and the rotation is stable, reducing the swing of the swivel 03 when it rotates horizontally, and the structure is reasonable.

[0022] Embodiment 2:

[0023] The driven gear seat 06 of the utility model is provided with a fifth shaft shoulder 18 at the lower side, and a third shaft diameter 17 is provided at the lower side of the fifth shaft shoulder 18. The third shaft diameter 17 passes through the second bearing 05, and the upper end of the second bearing 05 is connected to the fifth shaft shoulder 18. The second bearing 05 passes through the driven gear seat 06, and the lower end of the driven gear seat 06 is connected to the top of the base 01. The base 01 is fixedly connected to the driven gear seat 06. The swivel 03 of the utility model rotates relative to the base 01 through the first bearing 04 and the second bearing 05. The upper end of the driven gear seat 06 passes through the driven gear 07, and the driven gear 07 is fixed on the driven gear seat 06. This device reduces speed by meshing the driven gear 07 and the driving gear 08, which can eliminate the dependence on the reduction motor and further reduce the volume. Under the joint action of the first bearing 04 and the second bearing 05, the fixed distance in the vertical direction is increased, the swing of the swivel 03 during horizontal rotation is reduced, and the stability of the rotating device is enhanced.

[0024] Embodiment 3:

[0025] The left side of the swivel 03 of the utility model is connected to the motor mounting seat 09, the motor mounting seat 09 is fixed on the swivel 03, the upper end of the motor mounting seat 09 is connected to the stepper motor 10, the stepper motor 10 rotates on the motor mounting seat 09, the lower end of the stepper motor 10 passes through the driving gear 08, the driving gear 08 is fixed on the stepper motor 10, the driving gear 08 rotates with the stepper motor 10, the driving gear 08 is meshed with the driven gear 07, the driving gear 08 and the driven gear 07 are meshed for transmission, this device makes full use of the principle of mechanical relative motion, fixes the stepper motor 10 on the swivel 03, saves the space of the base 01, when more components are installed on the upper part of the swivel 03, it is easier to route the wiring when the upper rotating unit and the lower stationary unit are complexly connected.

[0026] Embodiment 4:

[0027] Installation steps: First, install the swivel 03 on the upper part of the base 01, and the first shaft diameter 13 passes through the first bearing 04, the lower end of the first bearing 04 is connected to the first shaft diameter 13, the first bearing 04 passes through the bearing seat 02, the upper end of the first bearing 04 is connected to the third shaft shoulder 15, the second shaft diameter 14 passes through the first bearing 04, the lower end of the second bearing 05 is connected to the second shaft shoulder 12, and then the driven gear seat 06 is placed on the upper part of 03, and the third shaft diameter 17 passes through the second bearing 05, the upper end of the second bearing 05 is connected to the fifth shaft shoulder 18, and the second bearing 05 passes through the driven gear seat 06. The lower end of the driven gear seat 06 is connected to the top of the base 01, the base 01 and the driven gear seat 06 are fixedly connected, and the swivel 03 rotates relative to the base 01 through the first bearing 04 and the second bearing 05, and then the driven gear 07 is fixed on the driven gear seat 06, and finally the motor mounting seat 09 is fixed on the swivel 03, and the upper end of the motor mounting seat 09 is connected to the stepper motor 10, the lower end of the stepper motor 10 passes through the driving gear 08, the driving gear 08 is fixed on the stepper motor 10, and the driving gear 08 and the driven gear 07 are meshed and transmitted to complete the installation.

Claims

1. A rotating device, characterized in that The invention comprises a base (01), a bearing seat (02), a swivel (03), a first bearing (04), a second bearing (05), a driven gear seat (06), a driven gear (07), and a driving gear (08). The base (01) is provided with a first shaft shoulder (11) on the upper side, a first shaft diameter (13) on the upper side of the first shaft shoulder (11), a second shaft shoulder (12) on the upper side of the first shaft diameter (13), a second shaft diameter (14) on the upper side of the second shaft shoulder (12), and a bearing on the lower end of the swivel (03). A seat (02), a third shaft shoulder (15) is provided inside the bearing seat (02), a fourth shaft shoulder (16) is provided on the upper side of the third shaft shoulder (15), the first shaft diameter (13) passes through the first bearing (04), the lower end of the first bearing (04) is connected to the first shaft diameter (13), the first bearing (04) passes through the bearing seat (02), the upper end of the first bearing (04) is connected to the third shaft shoulder (15), the second shaft diameter (14) passes through the first bearing (04), and the lower end of the second bearing (05) is connected to the second shaft shoulder (12).

2. A rotating device according to claim 1, characterized in that The driven gear seat (06) is provided with a fifth shaft shoulder (18) at the lower side, and a third shaft diameter (17) is provided at the lower side of the fifth shaft shoulder (18). The third shaft diameter (17) passes through the second bearing (05). The upper end of the second bearing (05) is connected to the fifth shaft shoulder (18). The second bearing (05) passes through the driven gear seat (06). The lower end of the driven gear seat (06) is connected to the top of the base (01). The base (01) is fixedly connected to the driven gear seat (06).

3. A rotating device according to claim 2, characterized in that The rotating body (03) rotates relative to the base (01) through the first bearing (04) and the second bearing (05), and the upper end of the driven gear seat (06) passes through the driven gear (07), and the driven gear (07) is fixed on the driven gear seat (06).

4. A rotating device according to claim 3, characterized in that The left side of the rotating body (03) is connected to a motor mounting seat (09), the motor mounting seat (09) is fixed on the rotating body (03), the upper end of the motor mounting seat (09) is connected to a stepper motor (10), the stepper motor (10) rotates on the motor mounting seat (09), the lower end of the stepper motor (10) passes through a driving gear (08), the driving gear (08) is fixed on the stepper motor (10), the driving gear (08) rotates with the stepper motor (10), the driving gear (08) is meshed with the driven gear (07), and the driving gear (08) and the driven gear (07) are meshed for transmission.

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