CN218347802U

CN218347802U - Spline shaft sleeve tool convenient to disassemble

Info

Publication number: CN218347802U
Application number: CN202222509127.9U
Authority: CN
Inventors: 李佳阳; 刘靖; 李强
Original assignee: Jiangsu Huaruiye Mining Electric Machinery Co ltd
Current assignee: Jiangsu Huaruiye Mining Electric Machinery Co ltd
Priority date: 2022-09-21
Filing date: 2022-09-21
Publication date: 2023-01-20
Anticipated expiration: 2032-09-21

Abstract

The utility model discloses a spline axle sleeve frock convenient to dismantle, including a key axle, no. two key axles, no. three key axles, threaded rod, straight-bar, lead screw and spline, be connected with No. two key axles on the key axle, install No. three key axles on No. two key axles, be connected with the threaded rod on the key axle of No. three, be connected with the straight-bar on the threaded rod, be connected with the lead screw on the straight-bar, be connected with the spline on the lead screw. The utility model discloses a on the connected mode between key axle and No. two key axles, change the mode that traditional threaded connection and plug are connected, utilize the slow resilience mechanism of spring and slide constitution to come elastic potential energy to slow down, the process of being fixed and popping out is slowed down to realize that the state of fixing originally produces the gap with protruding, can relax with its separation, labour saving and time saving, realization installation and dismantlement that also can be more convenient.

Description

Spline shaft sleeve tool convenient to disassemble

Technical Field

The utility model relates to a spline shaft cover technical field, concretely relates to spline shaft cover frock convenient to dismantle.

Background

The spline coupling is composed of an inner spline and an outer spline, both the inner spline and the outer spline are multi-tooth parts, the spline on the surface of an inner cylinder is an inner spline, the spline on the surface of an outer cylinder is an outer spline, obviously, the spline coupling is the development of flat key coupling on the number, the spline is of a standard structure, and a spline shaft sleeve is the combination of the spline and the shaft sleeve, and is also widely used in the industry and the manufacturing industry, and is used for the connection of gears or the connection of motor bearings, and the inherent connection mode of the spline and the shaft sleeve is limited to threaded connection, further plug connection is inflexible, and the installation and disassembly process is tedious.

The existing mode of mounting and dismounting between the spline and the shaft sleeve is inherent and inflexible, for example, the spline shaft disclosed in the application number 201711327113.2 is rigid in the mode of mounting and dismounting with the shaft sleeve, is inflexible, can only be connected by threads and plugging, and leads the operation of a mounting worker to be tedious.

Therefore, it is necessary to provide a spline shaft sleeve tool which is convenient to disassemble so as to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a spline shaft sleeve frock convenient to dismantle to the installation of spline shaft sleeve and the inherent inflexible problem of mode of dismantlement in the solution technique.

In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a spline axle sleeve frock convenient to dismantle, includes key axle, no. two key axles, no. three key axles, threaded rod, straight-bar, lead screw and spline, be connected with No. two key axles on the key axle, no. two key axles are last to install No. three key axles, no. three key axles are last to be connected with the threaded rod, be connected with the straight-bar on the threaded rod, be connected with the lead screw on the straight-bar, be connected with the spline on the lead screw.

Preferably, be provided with the installed part on the key shaft, install the gag lever post on the installed part, sliding connection has the ball on the gag lever post.

Preferably, the limiting rods are provided with two, the ball is connected to the limiting rods in a sliding mode, the inner ends of the ball are connected with springs, and sliding plates are fixedly connected to the springs.

Preferably, the springs and the sliding plates are arranged in two groups, the two groups of springs and the two groups of sliding plates are completely identical in appearance, the sliding plates are circular plates, and the diameters of the sliding plates are matched with the inner diameter of the limiting rod.

Preferably, a sleeve is fixedly connected to the second key shaft, two circular slotted holes are formed in the sleeve, and the diameter of each slotted hole is matched with the diameter of the limiting rod.

Preferably, two circular bulges are fixedly connected to the second key shaft, and the two bulges are distributed in a mirror image mode about the circle center of the second key shaft.

Preferably, a groove with the diameter corresponding to that of the end part of the second key shaft is formed in the third key shaft, a limiting groove is formed in the groove, the limiting groove is in a shape of combining a linear groove and a thread-shaped groove, and the width of the limiting groove is matched with the diameter of the protrusion.

Preferably, the spline is uniformly provided with patterns, the spline is rotationally connected with the screw rod, the bottom of the spline is provided with a hole, and the spline has the same structure with the top end of the first key shaft.

In the technical scheme, the utility model provides a technological effect and advantage:

1. the traditional threaded connection and plug-in connection modes are changed from the connection mode between the first key shaft and the second key shaft, the slow rebound mechanism formed by the spring and the sliding plate is used for slowing down the elastic potential energy, the process of fixing and popping the bulge is slowed down to realize the gap generation in the original fixed state, the bulge can be easily separated, time and labor are saved, and the installation and the disassembly can be more conveniently realized;

2. through the insertion between No. two key shafts and No. three key shafts and the fixed and dismantlement of rotatory mode, it is also more convenient to save effort, and combined multiple fixed and the mode of dismantling between whole spline and the axle sleeve, make the installation between whole spline and the axle sleeve all convenient and fast dismantlement, keep the mode of traditional thread tightening and plug, upgrade improvement on traditional fixed mode, save the time of installation and dismantlement, also add the interest of installation and dismantlement, strengthen the practicality of whole axle sleeve.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the limiting groove of the present invention;

fig. 3 is a three-dimensional exploded view of the first key shaft and the second key shaft of the present invention;

FIG. 4 is a schematic structural view of the stop lever of the present invention;

fig. 5 is a partial perspective sectional view of the mounting member of the present invention.

Description of reference numerals:

1. a first key shaft; 101. a mounting member; 102. a ball bearing; 103. a limiting rod; 104. a spring; 105. a slide plate; 2. a second key shaft; 201. a sleeve; 202. a protrusion; 3. a key shaft III; 301. a limiting groove; 4. a threaded rod; 5. a straight rod; 6. a screw rod; 7. a spline.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides a spline axle sleeve frock convenient to dismantle as shown in fig. 1-5, including key axle 1, no. two key axles 2, no. three key axles 3, threaded rod 4, straight-bar 5, lead screw 6 and spline 7, be connected with No. two key axles 2 on the key axle 1, install No. three key axles 3 on No. two key axles 2, be connected with threaded rod 4 on the key axle 3, be connected with straight-bar 5 on the threaded rod 4, be connected with lead screw 6 on the straight-bar 5, be connected with spline 7 on the lead screw 6.

Be provided with installed part 101 on key shaft 1, install gag lever post 103 on the installed part 101, sliding connection has ball 102 on the gag lever post 103, and gag lever post 103 is provided with two, and equal sliding connection has ball 102 on two gag lever posts 103, and ball 102 the inner is connected with spring 104, fixedly connected with slide 105 on the spring 104.

Two groups of springs 104 and two groups of sliding plates 105 are arranged, the shapes of the two groups of springs 104 and the two groups of sliding plates 105 are completely the same, the sliding plates 105 are circular plates, the diameters of the sliding plates are matched with the inner diameter of the limiting rod 103, a sleeve 201 is fixedly connected to the second key shaft 2, two circular slotted holes are formed in the sleeve 201, and the diameters of the slotted holes are matched with the diameter of the limiting rod 103.

Two circular bulges 202 are fixedly connected to the second key shaft 2, the two bulges 202 are distributed in a mirror image mode about the circle center of the second key shaft 2, a groove with the diameter corresponding to the end diameter of the second key shaft 2 is formed in the third key shaft 3, a limiting groove 301 is formed in the groove, the limiting groove 301 is in a shape of combining a linear groove and a threaded groove, the width of the limiting groove 301 is matched with the diameter of the bulges 202, patterns are uniformly formed in the spline 7, the spline 7 is rotatably connected with the lead screw 6, a hole is formed in the bottom of the spline 7, and the spline 7 is identical to the top end of the first key shaft 1 in structure.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, when the device is used, firstly, the screw rod 6 on the spline 7 is rotatably connected with the internal thread of the straight rod 5, then, the top end of the straight rod 5 is connected with the threaded rod 4 in a threaded or nested manner, after the threaded rod 4 is connected with the third key shaft 3, the second key shaft 2 and the bulge 202 are inserted into the third key shaft 3 along the linear groove by aligning the position of the limit groove 301 and the bulge 202 in the third key shaft 3 with the linear groove, and the second key shaft 2 and the third key shaft 3 are fixed after rotation;

referring to the attached drawings 1-5 of the specification, when the device is used, the ball 102 is pressed into the limiting rod 103 by inserting the device into the first key shaft 1 through the position, aligned with the ball 102, of the hole in the sleeve 201 in the second key shaft 2, and then the connection between the second key shaft 2 and the first key shaft 1 is completed;

when needing to dismantle, press one of them with the position of two gag lever posts 103 on the key shaft 1 wantonly, the ball 102 in one of them gag lever post 103 is continuously extrudeed, drive the displacement of ball 102 promotion spring 104 and slide 105, the hole in ball 102 and the sleeve 201 that will laminate originally produces the gap, the perk, pull open No. 2 key shafts 1 and No. 2 key shafts and separate, when dismantling No. 2 key shafts and No. 3 key shafts, it can to pull out No. 2 key shafts 2 with protruding 202 rotation position to the straight line groove.

Claims

1. The utility model provides a spline axle sleeve frock convenient to dismantle, includes key shaft (1), no. two key shafts (2), no. three key shafts (3), threaded rod (4), straight-bar (5), lead screw (6) and spline (7), its characterized in that: the novel key is characterized in that a second key shaft (2) is connected to the first key shaft (1), a third key shaft (3) is installed on the second key shaft (2), a threaded rod (4) is connected to the third key shaft (3), a straight rod (5) is connected to the threaded rod (4), a lead screw (6) is connected to the straight rod (5), and a spline (7) is connected to the lead screw (6).

2. The spline shaft sleeve tool convenient to disassemble as claimed in claim 1, wherein: be provided with installed part (101) on key shaft (1), install gag lever post (103) on installed part (101), sliding connection has ball (102) on gag lever post (103).

3. The spline shaft sleeve tool convenient to disassemble as claimed in claim 2, wherein: the two limiting rods (103) are arranged, the two limiting rods (103) are connected with balls (102) in a sliding mode, the inner ends of the balls (102) are connected with springs (104), and sliding plates (105) are fixedly connected to the springs (104).

4. The spline shaft sleeve tool convenient to disassemble as claimed in claim 3, wherein: the spring (104) and the sliding plate (105) are provided with two groups, the shapes of the two groups of springs (104) and the sliding plate (105) are completely the same, the sliding plate (105) is a circular plate, and the diameter of the sliding plate is matched with the inner diameter of the limiting rod (103).

5. The spline shaft sleeve tool convenient to disassemble as claimed in claim 1, wherein: a sleeve (201) is fixedly connected to the second key shaft (2), two circular slotted holes are formed in the sleeve (201), and the diameters of the slotted holes are matched with the diameter of the limiting rod (103).

6. The spline shaft sleeve tool convenient to disassemble as claimed in claim 5, wherein: two circular bulges (202) are fixedly connected to the second key shaft (2), and the two bulges (202) are distributed in a mirror image mode about the circle center of the second key shaft (2).

7. The spline shaft sleeve tool convenient to disassemble as claimed in claim 6, wherein: grooves with the diameters corresponding to the diameters of the end parts of the second key shaft (2) are formed in the third key shaft (3), a limiting groove (301) is formed in each groove, the limiting groove (301) is in a shape of combining a linear groove and a thread-shaped groove, and the width of the limiting groove (301) is matched with the diameter of the protrusion (202).

8. The spline shaft sleeve tool convenient to disassemble as claimed in claim 1, wherein: the spline (7) is uniformly provided with patterns, the spline (7) is rotationally connected with the screw rod (6), the bottom of the spline (7) is provided with a hole, and the spline (7) has the same structure as the top of the first key shaft (1).