CN216200380U

CN216200380U - Small-size worm gear speed reducer machine convenient to equipment

Info

Publication number: CN216200380U
Application number: CN202122549559.8U
Authority: CN
Inventors: 金迪苗
Original assignee: Hangzhou Baiding Transmission Technology Co ltd
Current assignee: Hangzhou Baiding Transmission Technology Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-04-05
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a small worm and gear speed reducer convenient to assemble, which comprises an upper box body and a lower box body, wherein the upper box body comprises an upper connecting edge, the lower box body comprises a lower connecting edge, the upper connecting edge comprises an upper side edge and an upper positive edge, the lower connecting edge comprises a lower side edge and a lower positive edge, one end of the lower side edge is rotatably connected with a fixed rod, one end, far away from the rotating position, of the fixed rod is provided with a buckle, one end, far away from the rotating position, of the lower side edge is provided with a clamping groove, after the fixed rod rotates to the upper side edge, the buckle is matched and clamped with the clamping groove, the upper side edge is tightly pressed at the lower side edge by the fixed rod, through the arrangement, the connection of the upper box body and the lower box body is completed through the fixed rod and the clamping structure, the use of bolts is reduced, and the problems of part loss and the like are avoided; meanwhile, due to the clamping mode, the connecting efficiency and the disassembling efficiency are high, and the operation is convenient.

Description

Small-size worm gear speed reducer machine convenient to equipment

Technical Field

The utility model relates to the technical field of speed reducers, in particular to a small worm and gear speed reducer convenient to assemble.

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.

Present miniature speed reducer includes box and lower box, and upper and lower casing is connected through a plurality of bolts, need spend more time when equipment and dismantlement, the equipment of being not convenient for.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a small worm and gear speed reducer convenient to assemble, which has the advantages of quick assembly and few accessories.

The technical purpose of the utility model is realized by the following technical scheme:

the utility model provides a small-size worm gear speed reducer machine convenient to equipment, includes box and lower box, it includes connects the edge to go up the box, the box is including connecting the edge down, it is along with last positive edge including the upside to go up to connect along, connect down along including the downside along with down positive edge, the one end rotation on downside edge is connected with the dead lever, the one end that the pivoted position was kept away from to the dead lever is provided with the buckle, the downside is provided with the draw-in groove along the one end of keeping away from the pivoted position, the dead lever rotates to upside along the top after, buckle and draw-in groove cooperation joint, the dead lever compresses tightly the upside along the downside in the department of following.

By adopting the technical scheme, the upper box body and the lower box body are connected through the fixing rod and the clamping structure, so that the use of bolts is reduced, and the problems of part loss and the like are avoided; meanwhile, due to the clamping mode, the connecting efficiency and the disassembling efficiency are high, and the operation is convenient.

Further setting: the upside is followed and is seted up the fixed slot that holds the dead lever, be provided with the cushion in the fixed slot, the buckle is for rotating the joint piece of connection on the dead lever, the joint piece is including rotation portion and joint portion, the draw-in groove includes guide section and last canned paragraph, it is used for supplying joint portion to get into to go up the guide section, when joint piece and draw-in groove joint, joint portion contradicts with last canned paragraph.

Through adopting above-mentioned technical scheme, the elasticity of cushion provides the maintenance effort for the conflict of joint portion and stiff end, has improved the stability of being connected between last box and the lower box.

Further setting: the lower side edge is connected with the fixed rod through the connecting piece, the connecting piece is waist-shaped, and when the buckle is fastened with the clamping groove, the side face of the connecting piece is abutted against the upper side edge and the lower side edge.

Through adopting above-mentioned technical scheme, dead lever, connection piece and joint piece are fixed last box and lower box in three orientation, and fixed effect is better to can not take place the skew, connection stability is high.

Further setting: the upper fixing section is characterized in that the longitudinal section of the upper fixing section is concave, a lower separation hole communicated with the upper fixing section is formed in the lower side of the upper fixing section along the upper surface of the lower fixing section, and an upper separation hole communicated with the lower separation hole is formed in the upper side of the upper fixing section along the upper fixing section.

By adopting the technical scheme, when the clamping piece needs to be separated, the thin rod penetrates through the upper separating hole and the lower separating hole to be abutted against the clamping part at the upper fixing section, the clamping piece is ejected out of the upper fixing section,

further setting: the lower side edge comprises a lower accommodating groove, and the lower accommodating groove is used for accommodating the fixing rod.

Further setting: the draw-in groove includes guide section and lower canned paragraph down, the guide section is used for supplying joint portion to get into down, when joint piece and draw-in groove joint, joint portion contradicts with lower canned paragraph.

Through adopting above-mentioned technical scheme, when not connecting, the dead lever is accomodate to holding tank down in, convenient transportation and deposit.

Further setting: the lower side of the upper side edge is provided with a positioning convex strip, and the lower side edge is provided with a positioning groove.

Through adopting above-mentioned technical scheme, utilize location sand grip and positioning groove cooperation, the location is accurate during the installation, simple to operate.

Further setting: the speed reducer further comprises a worm assembly, an outer worm bearing is connected to the worm assembly, outer worm grooves matched with the worm bearings are correspondingly formed in the upper box body and the lower box body, and fastening bolts are arranged on two sides of the worm grooves along the upper positive edge and the lower positive edge.

Further setting: the worm assembly is further connected with an inner worm bearing, an upper fixing column is arranged on the upper box body, a lower fixing column is arranged on the lower box body, and inner worm grooves used for containing the inner worm bearing are formed in the upper fixing column and the lower fixing column. By adopting the technical scheme, the method has the advantages that,

by adopting the technical scheme, the worm component can be directly arranged in the lower box body, and then the upper box body is arranged to connect the worm component, so that the installation is convenient.

Drawings

FIG. 1 is a schematic front view of the embodiment;

FIG. 2 is a schematic top view of the embodiment;

FIG. 3 is a schematic sectional view of the embodiment at the upper and lower edges in the connection state of the buckle and the slot;

FIG. 4 is a schematic sectional view taken along line A-A in FIG. 3;

FIG. 5 is a schematic cross-sectional view of the embodiment at the upper and lower edges when the clip is separated from the clip groove;

FIG. 6 is a schematic top view of the lower case in the embodiment.

In the figure, 1, an upper box body; 2. a lower box body; 3. an upper connecting edge; 4. a lower connecting edge; 5. an upper side edge; 6. an upper positive edge; 7. a lower side edge; 8. a lower positive edge; 9. fixing the rod; 10. a clip sheet; 11. a card slot; 12. fixing grooves; 13. an elastic pad; 14. a rotating part; 15. a clamping part; 16. an upper guide section; 17. an upper fixing section; 18. connecting sheets; 19. a lower guide section; 20. a lower fixed section; 21. a lower accommodating groove; 22. positioning the convex strip; 23. a worm assembly; 24. an outer worm groove; 25. fastening a bolt; 26. a lower fixing column; 27. an inner worm groove; 28. an upper separation well; 29. a lower separation well; 30. a positioning groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1: the utility model provides a small-size worm gear speed reducer machine convenient to equipment, as shown in fig. 1 to 3, including last box 1 and lower box 2, it is along 3 including last connection to go up box 1, lower box 2 is including connecting down along 4, it includes upside along 5 and last along 6 to go up to connect along 3, it includes downside along 7 and lower along 8 to connect down along 4, the downside rotates along the one end of 7 and is connected with dead lever 9, dead lever 9 keeps away from the one end of rotational position and is provided with the buckle, the downside is provided with draw-in groove 11 along the one end that 7 kept away from the rotational position, dead lever 9 rotates to the upside and follows 5 top backs, buckle and draw-in groove 11 cooperation joint, dead lever 9 compresses tightly upside along 5 in downside along 7 departments. The lower part of the upper edge 5 is provided with a positioning convex strip 22, and the lower edge 7 is provided with a positioning groove 30.

Referring to fig. 3 to 5, the upside has been offered along 5 on and has been held fixed slot 12 of dead lever 9, is provided with cushion 13 in the fixed slot 12, and the buckle is for rotating joint piece 10 of connection on dead lever 9, and joint piece 10 includes rotation portion 14 and joint portion 15, and draw-in groove 11 includes guide section 16 and last fixed segment 17, goes up guide section 16 and is used for supplying joint portion 15 to get into, and when joint piece 10 and draw-in groove 11 joint, joint portion 15 contradicts with last fixed segment 17. The lower side edge 7 is connected with the fixing rod 9 through a connecting sheet 18, the connecting sheet 18 is waist-shaped, and when the buckle is buckled with the clamping groove 11, the side surface of the connecting sheet 18 is abutted against the upper side edge 5 and the lower side edge 7.

Referring to fig. 3 to 5, the longitudinal section of the upper fixing section 17 is concave, the lower side edge 7 is provided with a lower separation hole 29 communicating with the upper fixing section 17 on the upper surface, and the upper side edge 5 is provided with an upper separation hole 28 communicating with the lower separation hole 29. The clamping groove 11 further comprises a lower guide section 19 and a lower fixing section 20, the lower guide section 19 is used for allowing the clamping portion 15 to enter, and when the clamping piece 10 is clamped with the clamping groove 11, the clamping portion 15 is abutted to the lower fixing section 20. The lower edge 7 is further provided with an installation separation hole for ejecting the clamping part 15 in the lower fixing section 20. The lower edge 7 includes a lower receiving groove 21, and the lower receiving groove 21 is used for receiving the fixing rod 9.

Referring to fig. 1, 2 and 6, the speed reducer further includes a worm assembly 23, an outer worm bearing is connected to the worm assembly 23, outer worm grooves 24 matched with the worm bearings are correspondingly formed in the upper case 1 and the lower case 2, and fastening bolts 25 are arranged on two sides of the worm grooves on the upper positive edge 6 and the lower positive edge 8. The worm assembly 23 is further connected with an inner worm bearing, an upper fixing column is arranged on the upper box body 1, a lower fixing column 26 is arranged on the lower box body 2, and an inner worm groove 27 is formed in the upper fixing column and the lower fixing column 26 and used for accommodating the inner worm bearing.

The working principle is as follows:

during the installation, with joint piece 10 in the below with lower box 2 separation, then rotate out lower box 2 with dead lever 9, put into box 2 department down with worm subassembly 23 and worm wheel subassembly again, will go up box 1 and lower box 2 lock, the location sand grip 22 of upside edge 5 cooperates with the positioning groove 30 of downside edge 7, dead lever 9 rotates to upside edge 5 tops, then accomplishes pre-installation through joint piece 10 and the cooperation of draw-in groove 11. And then the upper and lower positive edges 6 and 8 of the worm assembly 23 are reinforced through fastening bolts 25, and the installation is completed.

The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims

1. A small-sized worm gear speed reducer convenient to assemble comprises an upper box body (1) and a lower box body (2), it is characterized in that the upper box body (1) comprises an upper connecting edge (3), the lower box body (2) comprises a lower connecting edge (4), the upper connecting edge (3) comprises an upper side edge (5) and an upper positive edge (6), the lower connecting edge (4) comprises a lower side edge (7) and a lower front edge (8), one end of the lower side edge (7) is rotatably connected with a fixed rod (9), one end of the fixed rod (9) far away from the rotating position is provided with a buckle, a clamping groove (11) is arranged at one end of the lower side edge (7) far away from the rotating position, the buckle is matched and clamped with the clamping groove (11) after the fixed rod (9) rotates to the position above the upper side edge (5), the fixing rod (9) presses the upper side edge (5) to the lower side edge (7).

2. The small-sized worm and gear speed reducer convenient to assemble according to claim 1, wherein a fixing groove (12) for accommodating the fixing rod (9) is formed in the upper edge (5), an elastic pad (13) is arranged in the fixing groove (12), the buckle is a clamping sheet (10) rotatably connected to the fixing rod (9), the clamping sheet (10) comprises a rotating portion (14) and a clamping portion (15), the clamping groove (11) comprises an upper guide section (16) and an upper fixing section (17), the upper guide section (16) is used for the clamping portion (15) to enter, and when the clamping sheet (10) is clamped with the clamping groove (11), the clamping portion (15) is abutted to the upper fixing section (17).

3. The small-sized worm and gear speed reducer convenient to assemble as claimed in claim 2, wherein the lower side edge (7) is connected with the fixing rod (9) through a connecting piece (18), the connecting piece (18) is waist-shaped, and when the buckle is buckled with the clamping groove (11), the side surface of the connecting piece (18) is abutted against the upper side edge (5) and the lower side edge (7).

4. The small-sized worm and gear speed reducer convenient to assemble as claimed in claim 2, wherein the longitudinal section of the upper fixing section (17) is concave, the upper surface of the lower side edge (7) is provided with a lower separation hole (29) communicated with the upper fixing section (17), and the upper side edge (5) is provided with an upper separation hole (28) communicated with the lower separation hole (29).

5. The small-sized worm and gear speed reducer convenient to assemble as claimed in claim 2, wherein the clamping groove (11) comprises a lower guide section (19) and a lower fixing section (20), the lower guide section (19) is used for the clamping portion (15) to enter, and when the clamping sheet (10) is clamped with the clamping groove (11), the clamping portion (15) is abutted against the lower fixing section (20).

6. The small-sized worm gear reducer convenient to assemble as claimed in claim 5, wherein the lower side edge (7) comprises a lower accommodating groove (21), and the lower accommodating groove (21) is used for accommodating the fixing rod (9).

7. The small-sized worm and gear speed reducer convenient to assemble as claimed in claim 1, wherein a positioning convex strip (22) is arranged below the upper edge (5), and a positioning groove (30) is arranged on the lower edge (7).

8. The small-sized worm and gear speed reducer convenient to assemble according to claim 1, characterized in that the speed reducer further comprises a worm assembly (23), an outer worm bearing is connected to the worm assembly (23), outer worm grooves (24) matched with the worm bearings are correspondingly arranged on the upper box body (1) and the lower box body (2), and fastening bolts (25) are arranged on two sides of the worm grooves on the upper positive edge (6) and the lower positive edge (8).

9. The small-sized worm and gear speed reducer convenient to assemble as claimed in claim 8, wherein the worm assembly (23) is further connected with an inner worm bearing, the upper box body (1) is provided with an upper fixing column, the lower box body (2) is provided with a lower fixing column (26), and the upper fixing column and the lower fixing column (26) are provided with inner worm grooves (27) for accommodating the inner worm bearing.