CN216951551U

CN216951551U - Worm with replaceable worm teeth

Info

Publication number: CN216951551U
Application number: CN202220218740.2U
Authority: CN
Inventors: 吴法平; 杨晓君
Original assignee: Wuxi Jinzhihong Precision Machinery Co ltd
Current assignee: Wuxi Jinzhihong Precision Machinery Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-07-12
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses a worm capable of replacing worm teeth, which comprises a connecting device, a limiting sleeve, connecting worm teeth, fixed chutes, positioning slots and positioning slots, wherein the connecting worm teeth for transmission are fixedly connected at the center of the upper end surface of the limiting sleeve, four groups of fixed chutes are uniformly and equidistantly arranged at the inner end surface of the limiting sleeve, which is close to the end head, and the positioning slots are arranged at the bottom of the inner end surface of the limiting sleeve. According to the utility model, by arranging the connecting device, if the connecting worm gear needs to be assembled or separated, the threaded connecting rod can drive the connecting top plate to ascend or descend in the fixed chute, so that the four groups of positioning clamping blocks are driven to be inserted into the positioning slots or separated from the positioning slots, and therefore, a user can conveniently and rapidly replace the connecting worm gear, and the practical service life of the device is prolonged.

Description

Worm with replaceable worm teeth

Technical Field

The utility model relates to the technical field of worm equipment, in particular to a worm with replaceable worm teeth.

Background

The worm is a gear which is provided with one or more spiral teeth and is meshed with the worm wheel to form a staggered shaft gear pair, the worm can effectively improve the stability of mechanical transmission, but the internal worm teeth of the existing worm are not convenient to replace, so that the whole worm needs to be replaced when the worm teeth are damaged, and resources are greatly wasted, and therefore, a worm with replaceable worm teeth is urgently needed to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a worm with replaceable worm teeth to solve the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a worm with replaceable worm teeth, which comprises a connecting device, a limiting sleeve, connecting worm teeth, a fixed chute, a positioning slot and a positioning clamping groove,

the limiting sleeve is characterized in that a connecting worm gear for transmission is fixedly connected to the center of the upper end face of the limiting sleeve, four groups of fixed sliding chutes are uniformly and equidistantly formed in the position, close to the end head, of the inner end face of the limiting sleeve, a positioning clamping groove is formed in the bottom of the inner end face of the limiting sleeve, a positioning slot for limiting is formed in the side wall of the positioning clamping groove, and connecting devices are symmetrically clamped on the inner end face of the limiting sleeve in a sliding mode.

Preferably, connecting device includes connecting axle, spacing slider, fixed spout, stop device, connects roof, threaded connection pole and fixed pivot, the outer terminal surface of connecting axle is close to four spacing sliders of the even equidistance fixedly connected with of end department, and is located the interior terminal surface of connecting axle rotates the joint and has fixed pivot, the preceding terminal surface fixedly connected with threaded connection pole of fixed pivot, fixed spout has been seted up to the preceding terminal surface center department of connecting axle, and is located the interior terminal surface of fixed spout has the connection roof through threaded connection pole threaded connection, four spacing devices of the even equidistance fixedly connected with of preceding terminal surface of stop slider.

Preferably, the limiting device comprises a connecting clamping seat, a guiding sliding shaft, a positioning fixture block, a connecting spring and a connecting clamping plate, the inner end face of the connecting clamping seat is symmetrically and fixedly connected with the guiding sliding shaft, the inner end face of the connecting clamping seat is connected with the positioning fixture block through the guiding sliding shaft in a sliding clamping mode, the side end face of the positioning fixture block is symmetrically and fixedly connected with the connecting clamping plate, and the rear end face of the connecting clamping plate is fixedly connected with the inner wall of the connecting clamping seat through the connecting spring.

Preferably, the bottom of the positioning fixture block is arranged in an inclined manner, and the inclined positioning fixture block is positioned at the upper part of the connecting top plate and is opposite to the upper part of the connecting top plate.

Preferably, the positioning slot is matched with the positioning fixture block, and the connecting device is matched with the positioning fixture block through the positioning slot so as to be clamped on the inner end surface of the limiting sleeve in a sliding manner.

Preferably, the inner end surface of the connecting top plate is provided with a thread groove, and the connecting top plate is in threaded connection with the threaded connecting rod through the thread groove.

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

1. according to the utility model, by arranging the connecting device, if the connecting worm gear needs to be assembled or separated, the threaded connecting rod can drive the connecting top plate to ascend or descend in the fixed chute, so that the four groups of positioning clamping blocks are driven to be inserted into the positioning slots or separated from the positioning slots, and therefore, a user can conveniently and rapidly replace the connecting worm gear, and the practical service life of the device is prolonged.

2. According to the utility model, the connecting worm gear is arranged, the four groups of limiting slide blocks are matched with the fixed chute, and the four groups of limiting devices are matched with the positioning clamping grooves, so that the limiting stability of the connecting device and the connecting worm gear can be improved to the greatest extent, and meanwhile, the stability of the device when the device is subjected to radial force is improved.

Drawings

FIG. 1 is an exploded view of a body of the present invention;

FIG. 2 is an assembled view of the body of the present invention;

FIG. 3 is an exploded view of the connection device of the present invention;

FIG. 4 is an assembly view of the connection device of the present invention;

fig. 5 is a schematic structural view of the limiting device of the present invention.

In the figure: 1-connecting device, 2-limiting sleeve, 3-connecting worm gear, 4-fixed sliding groove, 5-positioning slot, 6-positioning clamping groove, 11-connecting shaft, 12-limiting sliding block, 13-fixed sliding groove, 14-limiting device, 15-connecting top plate, 16-threaded connecting rod, 17-fixed rotating shaft, 141-connecting clamping seat, 142-guiding sliding shaft, 143-positioning clamping block, 144-connecting spring and 145-connecting clamping plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, an embodiment of the present invention is shown: a worm with replaceable worm teeth, which comprises a connecting device 1, a limiting sleeve 2, connecting worm teeth 3, a fixed chute 4, a positioning slot 5 and a positioning slot 6,

the connecting worm gear 3 for transmission is fixedly connected at the center of the upper end face of the limiting sleeve 2, four groups of fixed chutes 4 are uniformly and equidistantly arranged at the position, close to the end, of the inner end face of the limiting sleeve 2, a positioning clamping groove 6 is formed in the bottom of the inner end face of the limiting sleeve 2, a positioning slot 5 for limiting is formed in the side wall of the positioning clamping groove 6, and the inner end face of the limiting sleeve 2 is symmetrically and slidably clamped with the connecting device 1.

Connecting device 1 includes connecting axle 11, limiting slide block 12, fixed spout 13, stop device 14, connect roof 15, threaded connection rod 16 and fixed rotating shaft 17, the outer terminal surface of connecting axle 11 is close to four groups of limiting slide block 12 of the even equidistance fixedly connected with of end department, and the interior terminal surface that is located connecting axle 11 rotates the joint and has fixed rotating shaft 17, the preceding terminal surface fixedly connected with threaded connection rod 16 of fixed rotating shaft 17, fixed spout 13 has been seted up to the preceding terminal surface center department of connecting axle 11, and the interior terminal surface that is located fixed spout 13 has connection roof 15 through threaded connection rod 16 threaded sliding connection, the even equidistance fixedly connected with of the preceding terminal surface of limiting slide block 12 has four groups of stop device 14.

The limiting device 14 comprises a connecting clamping seat 141, a guiding sliding shaft 142, a positioning clamping block 143, a connecting spring 144 and a connecting clamping plate 145, the inner end surface of the connecting clamping seat 141 is symmetrically and fixedly connected with the guiding sliding shaft 142, the positioning clamping block 143 is slidably clamped on the inner end surface of the connecting clamping seat 141 through the guiding sliding shaft 142, the side end surface of the positioning clamping block 143 is symmetrically and fixedly connected with the connecting clamping plate 145, and the rear end surface of the connecting clamping plate 145 is fixedly connected with the inner wall of the connecting clamping seat 141 through the connecting spring 144.

The bottom of the positioning fixture block 143 is obliquely arranged, the upper part of the connecting top plate 15 is opposite to the inclined position of the positioning fixture block 143, and the positioning fixture block 143 with the inclined angle can move to one side under the jacking pressure of the connecting top plate 15, so that the connecting worm gear 3 can be conveniently and rapidly installed and separated in the follow-up process.

The positioning slot 5 is matched with the positioning fixture block 143, and the connecting device 1 is matched with the positioning fixture block 143 through the positioning slot 5 and is further slidably clamped on the inner end face of the limiting sleeve 2, the four groups of connecting clamp seats 141 can be firstly positioned inside the positioning slot 6, at the moment, the positioning fixture block 143 is just right opposite to the positioning slot 5, a subsequent user can conveniently limit the connecting device 1 and the connecting worm gear 3 through the positioning fixture block 143 and the positioning slot 5, and therefore the connecting device 1 and the connecting worm gear 3 can be connected quickly and stably.

The threaded groove is formed in the inner end face of the connecting top plate 15, the connecting top plate 15 is in threaded connection with the threaded connecting rod 16 through the threaded groove, the threaded groove can be matched with the threaded connecting rod 16 conveniently, accordingly, the connecting top plate 15 can be jacked and lowered in the fixed sliding groove 13 conveniently, and the limiting device 14 is guided and limited conveniently.

The working principle is as follows: when the connecting device is used, if the connecting worm gear 3 is damaged, a user can position the connecting device 1 on an external fixture to replace the damaged connecting worm gear 3, when the connecting device is replaced, the user can position an external tool at the end of the fixed rotating shaft 17 and then screw the fixed rotating shaft 17, the fixed rotating shaft 17 can drive the front threaded connecting rod 16 to rotate, when the threaded connecting rod 16 rotates, the threaded connecting rod 16 can drive the connecting top plate 15 to move towards the inside of the fixed sliding chute 13, meanwhile, when the connecting top plate 15 moves towards the inside of the fixed sliding chute 13, the limitation on the four groups of positioning fixture blocks 143 can be removed, at the moment, the positioning fixture blocks 143 can restore the inside of the connecting fixture seat 141 under the elastic force of the connecting spring 144, so that the limitation between the positioning fixture blocks 143 and the positioning slots 5 is completely removed, and then, the user can separate the two groups of connecting devices 1 from the connecting worm gear 3, the user accessible opposite operation is connected new connection snail tooth 3 and two sets of connecting device 1, and convenient follow-up connection snail tooth 3 to the damage carries out quick change, improves the life of device.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A worm with replaceable worm teeth is characterized in that: comprises a connecting device (1), a limiting sleeve (2), a connecting worm gear (3), a fixed chute (4), a positioning slot (5) and a positioning slot (6),

the connecting worm gear (3) is fixedly connected to the center of the upper end face of the limiting sleeve (2) and used for transmission, four groups of fixed sliding grooves (4) are formed in the position, close to the end head, of the inner end face of the limiting sleeve (2) at equal intervals, a positioning clamping groove (6) is formed in the bottom of the inner end face of the limiting sleeve (2), a positioning slot (5) used for limiting is formed in the side wall of the positioning clamping groove (6), and the inner end face of the limiting sleeve (2) is connected with the connecting device (1) in a symmetrical sliding clamping mode.

2. A worm screw with replaceable worm teeth as claimed in claim 1, wherein: the connecting device (1) comprises a connecting shaft (11), a limiting slide block (12), a fixed sliding groove (13), a limiting device (14), a connecting top plate (15), a threaded connecting rod (16) and a fixed rotating shaft (17), four groups of limiting slide blocks (12) are uniformly and fixedly connected to the outer end surface of the connecting shaft (11) close to the end at equal intervals, a fixed rotating shaft (17) is rotationally clamped on the inner end surface of the connecting shaft (11), the front end surface of the fixed rotating shaft (17) is fixedly connected with a threaded connecting rod (16), a fixed sliding chute (13) is arranged at the center of the front end surface of the connecting shaft (11), and the inner end surface of the fixed chute (13) is connected with a connecting top plate (15) in a threaded sliding way through a threaded connecting rod (16), the front end face of the limiting slide block (12) is fixedly connected with four groups of limiting devices (14) at uniform equal intervals.

3. A worm screw with replaceable worm teeth as claimed in claim 2, wherein: the limiting device (14) comprises a connecting clamping seat (141), a guide sliding shaft (142), a positioning clamping block (143), a connecting spring (144) and a connecting clamping plate (145), wherein the inner end face of the connecting clamping seat (141) is symmetrically and fixedly connected with the guide sliding shaft (142), the positioning clamping block (143) is located on the inner end face of the connecting clamping seat (141) in a sliding clamping mode through the guide sliding shaft (142), the connecting clamping plate (145) is symmetrically and fixedly connected with the side end face of the positioning clamping block (143), and the rear end face of the connecting clamping plate (145) is fixedly connected with the inner wall of the connecting clamping seat (141) through the connecting spring (144).

4. A worm screw with replaceable worm teeth as claimed in claim 3, wherein: the bottom of the positioning fixture block (143) is obliquely arranged, and the oblique position of the positioning fixture block (143) is opposite to the upper part of the connecting top plate (15).

5. A worm screw with replaceable worm teeth as claimed in claim 4, wherein: the positioning slot (5) is matched with the positioning clamping block (143), and the connecting device (1) is matched with the positioning clamping block (143) through the positioning slot (5) and is further clamped on the inner end face of the limiting sleeve (2) in a sliding mode.

6. A worm screw with replaceable worm teeth as claimed in claim 5, wherein: the inner end face of the connecting top plate (15) is provided with a thread groove, and the connecting top plate (15) is in threaded connection with the threaded connecting rod (16) through the thread groove.