CN210859744U

CN210859744U - Single-stage worm gear speed reducer

Info

Publication number: CN210859744U
Application number: CN201921958946.3U
Authority: CN
Inventors: 高德宝
Original assignee: Hangzhou Hengbai Reducer Co ltd
Current assignee: Hangzhou Hengbai Reducer Co ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-06-26
Anticipated expiration: 2029-11-13

Abstract

The utility model discloses a single-stage worm gear speed reducer, which comprises a speed reducer body, wherein one side of the speed reducer body is connected with a connecting flange, the connecting flange is connected with the output end of the motor, the bottom of one side of the speed reducer body close to the connecting flange is fixedly connected with a fixing ring, a first threaded sleeve is clamped inside the fixing ring, a first screw rod is connected with the inner thread of the first threaded sleeve, a connecting sleeve is arranged on one side of the first threaded sleeve far away from the fixed ring, a cushion block is fixedly connected to the bottom end of the connecting sleeve, the top of the connecting sleeve is connected with a connecting mechanism, the top of the connecting mechanism is connected with a laminating mechanism, a fixed sleeve is fixedly connected to one side of the speed reducer body, which is far away from the connecting flange, and is close to the worm, the internal thread of the fixed sleeve is connected with a screw rod, and one end of the screw rod is located on the outer side of the fixed sleeve and is fixedly connected with the connecting plate. Has the advantages that: the convenience of oiling reduces the influence of motor to the speed reducer body.

Description

Single-stage worm gear speed reducer

Technical Field

The utility model relates to a speed reducer technical field particularly, relates to a single-stage worm gear speed reducer machine.

Background

A worm gear reducer is a power transmission mechanism that uses a gear speed converter to reduce the number of revolutions of a motor (motor) to a desired number of revolutions and obtain a large torque. In the current mechanisms for transmitting power and motion, the application range of the speed reducer is quite wide, and the speed reducer can be applied to ships, automobiles and locomotives of vehicles, heavy equipment for buildings, processing equipment and automatic production equipment used in the mechanical industry, common household appliances and clocks in daily life, and the like. Its transmission work of using from big power to little load, the application of speed reducer can all be seen in accurate angle transmission, and current worm gear speed reducer kind is many, and single-stage worm gear speed reducer just is one of them, but at the in-process of using, has the trouble problem of oiling, and the motor is connected with the speed reducer, and the unsettled stability that influences the speed reducer easily of placing of motor.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a single-stage worm gear speed reducer to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a single-stage worm gear speed reducer comprises a speed reducer body, wherein one side of the speed reducer body is connected with a connecting flange, the connecting flange is connected with the output end of a motor, a fixing ring is fixedly connected to the bottom of one side, close to the connecting flange, of the speed reducer body, a first thread sleeve is clamped inside the fixing ring, a first screw rod is connected to the internal thread of the first thread sleeve, a connecting sleeve is arranged on one side, far away from the fixing ring, of the first thread sleeve, a port of the first screw rod penetrates through the connecting sleeve and extends to the outer side of the connecting sleeve, a cushion block is fixedly connected to the bottom end of the connecting sleeve, a connecting mechanism is connected to the top of the connecting sleeve, the top of the connecting mechanism is connected with a laminating mechanism, a fixed sleeve is fixedly connected to one side, far away from the, the one end of screw rod is located the outside of fixed cover and with connecting plate fixed connection, the periphery of connecting plate is connected with the lag, the lag cover is in the surface of fixed cover, open at the top of lag has the through-hole.

Furthermore, the connecting mechanism comprises a support ring, a second threaded sleeve and a second screw rod, the top of the connecting sleeve is fixedly connected with the support ring, the support ring is movably connected with the bottom end of the second threaded sleeve, the second screw rod is connected with the inner thread of the second threaded sleeve, and the top end of the second screw rod is located on the outer side of the second threaded sleeve.

Further, laminating mechanism includes supporting box, spring, laminating piece and slider, the top swing joint of lead screw two has the supporting box, the inside of supporting box is equipped with the laminating piece, the laminating piece with through a plurality of spring coupling between the supporting box, the lateral wall fixedly connected with slider of laminating piece, the slider with the lateral wall of supporting box contacts.

Furthermore, the top fixedly connected with stopper of supporting box, the stopper with the slider cooperatees_。

Furthermore, the first screw rod is connected with the inner wall of the connecting sleeve through a bearing.

Furthermore, one end of the screw rod, which is positioned outside the connecting sleeve, is fixedly connected with the rotating block.

Furthermore, one end of the protective sleeve, which is far away from the connecting plate, is fixedly connected with a sealing ring.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) this speed reducer oils the convenience, can reduce the trouble of the operation of oiling, and when the unsettled time of placeeing of motor, can improve the stability of speed reducer body, reduces the influence of motor to the speed reducer body.

(2) Coupling mechanism and laminating mechanism cooperation play the effect of supporting the motor, and coupling mechanism can adjust the height of supporting box, and the stopper can carry on spacingly to the slider, avoids the laminating piece to break away from the inside of supporting box.

(3) The bearing can enable the first screw rod to be movably connected with the connecting sleeve, the first screw rod is conveniently rotated by the rotating block, and the sealing ring can seal a gap between the protective sleeve and the speed reducer body.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a single-stage worm gear reducer according to an embodiment of the present invention;

FIG. 2 is an enlarged view at A in FIG. 1;

fig. 3 is a schematic view of an internal structure of a connecting sleeve in a single-stage worm gear reducer according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a laminating mechanism in a single-stage worm gear speed reducer according to an embodiment of the present invention.

Reference numerals:

1. a speed reducer body; 2. a connecting flange; 3. a motor; 4. a fixing ring; 5. sleeving a first thread; 6. a first screw rod; 7. connecting sleeves; 8. cushion blocks; 9. fixing a sleeve; 10. a screw; 11. a connecting plate; 12. a protective sleeve; 13. a through hole; 14. a support ring; 15. a second thread sleeve; 16. a second screw rod; 17. a support box; 18. A spring; 19. fitting blocks; 20. a slider; 21. a limiting block; 22. a bearing; 23. rotating the block; 24. And (5) sealing rings.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

in the embodiment, please refer to fig. 1-4, a single-stage worm gear reducer according to an embodiment of the present invention includes a reducer body 1, one side of the reducer body 1 is connected to a connecting flange 2, it should be noted that the connecting flange 2 is connected to an output end of a worm on the reducer body 1, the connecting flange 2 is connected to an output end of a motor 3, a fixing ring 4 is fixedly connected to a bottom of the reducer body 1 near the connecting flange 2, a screw sleeve 5 is clamped inside the fixing ring 4, a screw rod 6 is connected to an internal thread of the screw sleeve 5, a connecting sleeve 7 is disposed on a side of the screw sleeve 5 away from the fixing ring 4, a port of the screw rod 6 penetrates through the connecting sleeve 7 and extends to an outer side of the connecting sleeve 7, the screw rod 6 is connected to an inner wall of the connecting sleeve 7 through a bearing 22, the bearing 22 can movably connect the first lead screw 6 with the connecting sleeve 7, so that the connecting sleeve 7 does not block the rotation of the first lead screw 6, it should be noted that the position of the bearing 22 is located at two ends of the connecting sleeve 7, one end of the first lead screw 6 located at the outer side of the connecting sleeve 7 is fixedly connected with the rotating block 23, the rotating block 23 is convenient to rotate the first lead screw 6, the bottom end of the connecting sleeve 7 is fixedly connected with the cushion block 8, and the top of the connecting sleeve 7 is connected with the connecting mechanism;

for the connection mechanism, it should be noted that the connection mechanism includes a support ring 14, a second threaded sleeve 15 and a second screw rod 16, the top of the connection sleeve 7 is fixedly connected with the support ring 14, the support ring 14 is movably connected with the bottom end of the second threaded sleeve 15, it should be noted that the outer wall of the bottom end of the second threaded sleeve 15 can be connected with the inner wall of the support ring 14 through a bearing, the inner thread of the second threaded sleeve 15 is connected with the second screw rod 16, and the top end of the second screw rod 16 is located outside the second threaded sleeve 15;

the top of the connecting mechanism is connected with the attaching mechanism, the attaching mechanism comprises a support box 17, springs 18, an attaching block 19 and a sliding block 20, the top of the second lead screw 16 is movably connected with the support box 17, the attaching block 19 is arranged inside the support box 17, the attaching block 19 is connected with the support box 17 through the springs 18, the sliding block 20 is fixedly connected to the side wall of the attaching block 19, the sliding block 20 is in contact with the side wall of the support box 17, a limiting block 21 is fixedly connected to the top of the support box 17, the limiting block 21 is matched with the sliding block 20, the limiting block 21 can limit the sliding block 20, and the attaching block 19 is prevented from being separated from the inside of the support box 17;

speed reducer body 1 is kept away from one side of flange 2 is close to fixed cover 9 of worm department fixedly connected with, the inside threaded connection of fixed cover 9 has screw rod 10, the one end of screw rod 10 is located the outside of fixed cover 9 and with connecting plate 11 fixed connection, the periphery of connecting plate 11 is connected with lag 12, lag 12 cover is in the surface of fixed cover 9, the top of lag 12 is opened has through-hole 13, lag 12 is kept away from the one end fixedly connected with sealing washer 24 of connecting plate 11, and sealing washer 24 can seal the gap between lag 12 and the speed reducer body 1, reduces the dust and enters into the surface of fixed cover 9.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, when the motor 3 needs to be installed on the speed reducer body 1, the distance between the support box 17 and the speed reducer body 1 can be adjusted, the fitting block 19 on the support box 17 is located below the motor 3, the rotating block 23 is rotated to rotate the screw rod one 6, the screw sleeve one 5 is held, the screw sleeve one 5 is not rotated, at the moment, the screw rod one 6 can drive the connecting sleeve 7 to move, the support box 17 above the connecting sleeve 7 moves along with the connecting sleeve 7, the fitting block 19 on the support box 17 is located below the motor 3, then the screw sleeve two 15 can be rotated, the screw rod two 16 moves in the vertical direction to adjust the height of the support box 17, the fitting block 19 can be in contact with the motor 3, the output end of the motor 3 is connected with the connecting flange 2, the fitting block 19 can be tightly fitted to the motor 3 under the action of the spring 18, and oiling is needed, can rotate lag 12, connecting plate 11 is rotatory along with lag 12, make screw rod 10 outwards remove, when through-hole 13 on fixed cover 9 exposes, can pass through-hole 13 oiling, oil enters into worm department through fixed cover 9, lubricate the worm gear, this speed reducer oils conveniently, can reduce the trouble of the operation of oiling, and when motor 3 is unsettled to be put, can improve speed reducer body 1's stability, reduce motor 3 to speed reducer body 1's influence.

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

1. The single-stage worm gear speed reducer is characterized by comprising a speed reducer body (1), wherein one side of the speed reducer body (1) is connected with a connecting flange (2), the connecting flange (2) is connected with the output end of a motor (3), the speed reducer body (1) is close to a fixing ring (4) fixedly connected with the bottom of one side of the connecting flange (2), a first threaded sleeve (5) is clamped inside the fixing ring (4), a first lead screw (6) is connected with the internal thread of the first threaded sleeve (5), a connecting sleeve (7) is arranged on one side, away from the fixing ring (4), of the first threaded sleeve (5), a port of the first lead screw (6) penetrates through the connecting sleeve (7) and extends to the outer side of the connecting sleeve (7), a cushion block (8) is fixedly connected with the bottom end of the connecting sleeve (7), and a connecting mechanism is connected with the top of the connecting sleeve (7), coupling mechanism's top is connected with laminating mechanism, keep away from speed reducer body (1) one side of flange (2) is close to the fixed cover of worm department fixedly connected with (9), the internal thread of fixed cover (9) is connected with screw rod (10), the one end of screw rod (10) is located the outside of fixed cover (9) and with connecting plate (11) fixed connection, the periphery of connecting plate (11) is connected with lag (12), lag (12) cover is in the surface of fixed cover (9), open at the top of lag (12) has through-hole (13).

2. The single-stage worm gear speed reducer according to claim 1, wherein the connecting mechanism comprises a support ring (14), a second threaded sleeve (15) and a second lead screw (16), the support ring (14) is fixedly connected to the top of the connecting sleeve (7), the support ring (14) is movably connected to the bottom end of the second threaded sleeve (15), the second lead screw (16) is connected to the inner portion of the second threaded sleeve (15) in a threaded manner, and the top end of the second lead screw (16) is located on the outer side of the second threaded sleeve (15).

3. The single-stage worm gear speed reducer according to claim 2, wherein the attaching mechanism comprises a support box (17), springs (18), an attaching block (19) and a sliding block (20), the top of the second lead screw (16) is movably connected with the support box (17), the attaching block (19) is arranged inside the support box (17), the bottom of the attaching block (19) is connected with the support box (17) through the springs (18), the sliding block (20) is fixedly connected with the side wall of the attaching block (19), and the sliding block (20) is in contact with the side wall of the support box (17).

4. The single-stage worm and gear speed reducer according to claim 3, wherein a limiting block (21) is fixedly connected to the top of the supporting box (17), and the limiting block (21) is matched with the sliding block (20).

5. The single-stage worm and gear speed reducer according to claim 1, wherein the first screw rod (6) is connected with the inner wall of the connecting sleeve (7) through a bearing (22).

6. The single-stage worm and gear speed reducer according to claim 5, wherein one end of the first screw rod (6) located outside the connecting sleeve (7) is fixedly connected with the rotating block (23).

7. The single-stage worm and gear speed reducer according to claim 1, wherein a sealing ring (24) is fixedly connected to one end of the protecting sleeve (12) far away from the connecting plate (11).