CN211202791U

CN211202791U - Plastic part for driving screw rod

Info

Publication number: CN211202791U
Application number: CN201922257696.7U
Authority: CN
Inventors: 李延年; 李浩泽
Original assignee: Dongguan Yongwang Hardware Plastic Steel Mold Co ltd
Current assignee: Dongguan Yongwang Hardware Plastic Steel Mold Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-08-07
Anticipated expiration: 2029-12-17

Abstract

The utility model discloses a drive plastic part for lead screw, including last plastic lag, go up the plastic lag and be provided with the zip fastener down between the plastic lag, and be connected with zipper head on the zip fastener, the both sides of going up plastic lag and lower plastic lag all are provided with the connector, and connector one side is provided with the inserted block, be provided with the fixed block on the connector, and the fixed block inner wall is provided with the gag lever post, set up screw thread on the gag lever post outer wall, and gag lever post and fixed block be threaded connection to the blind hole has been seted up to the fixed block inner wall, and the blind hole inner wall is seted up threadedly. This drive plastic part for lead screw will go up plastic lag and lower plastic lag installation through the mode that adopts the buckle fixed, will descend plastic lag and last plastic lag through the zip fastener simultaneously and splice, constitute a holistic plastic lag and use to not only can not bring the influence to the protection work of lead screw, also conveniently change the damage simultaneously and go up plastic lag and lower plastic lag.

Description

Plastic part for driving screw rod

Technical Field

The utility model relates to a lead screw equipment technical field specifically is a plastic part for drive lead screw.

Background

The ball screw is an ideal product for converting rotary motion into linear motion or converting linear motion into rotary motion; the ball screw is the most commonly used transmission element on tool machinery and precision machinery, has the main function of converting rotary motion into linear motion or converting torque into axial repeated acting force, and has the characteristics of high precision, reversibility and high efficiency; because of having a small frictional resistance, the ball screw is widely used in various industrial equipment and precision instruments; the ball screw consists of a screw rod, a nut, a steel ball, a prepressing piece, a reverser and a dust remover; the function of the device is to convert the rotary motion into linear motion, which is the further extension and development of the Achrom screw rod, and the important meaning of the development is to change the bearing from sliding motion to rolling motion; and ball can use the plastic lag to protect ball in the use, avoids ball accumulation dust etc..

The protection sleeve in patent No. CN201420751037.3 adopts a cuff to fix the protection sleeve, which has good connectivity, but is troublesome to detach, and is very inconvenient if the protection sleeve is damaged or needs to be replaced.

This drive plastic part for lead screw will go up plastic lag and lower plastic lag installation through the mode that adopts the buckle fixed, will descend plastic lag and last plastic lag through the zip fastener simultaneously and splice, constitute a holistic plastic lag and use to not only can not bring the influence to the protection work of lead screw, also conveniently change the damage simultaneously and go up plastic lag and lower plastic lag.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drive plastic part for lead screw to solve the inconvenient problem of lag change that proposes in the above-mentioned background art.

In order to achieve the purpose, the utility model provides a following technical scheme, a drive plastic part for lead screw, including last plastic lag, go up the plastic lag and be provided with the zip fastener down between the plastic lag, and be connected with on the zip fastener and draw zipper head, the both sides of going up plastic lag and lower plastic lag all are provided with the connector, and connector one side is provided with the inserted block, be provided with the spring on the inserted block outer wall, and spring one side is connected with the fixture block, inserted block one side is provided with a card section of thick bamboo, and a card section of thick bamboo constitutes buckle structure with the inserted block.

Preferably, the connecting head is provided with a fixing block, and the inner wall of the fixing block is provided with a limiting rod.

Preferably, the clamping cylinder is internally provided with a blind hole, the diameter of the blind hole is larger than that of the insert block, through holes are formed in two sides of the blind hole, and the diameter of each through hole is larger than that of the clamping block.

Preferably, the outer wall of the limiting rod is provided with threads, the limiting rod is in threaded connection with the fixing block, the inner wall of the fixing block is provided with a blind hole, and the inner wall of the blind hole is provided with threads.

Preferably, the two sides of the limiting rod, which are relative to the upper plastic protection sleeve and the lower plastic protection sleeve, are respectively provided with one limiting rod.

Preferably, the springs are symmetrically distributed on two sides of the insertion block, and the insertion block and the springs are fixed in a welding mode.

Compared with the prior art, the beneficial effects of the utility model are that: this drive plastic part for lead screw will go up plastic lag and lower plastic lag installation through the mode that adopts the buckle fixed, will descend plastic lag and last plastic lag through the zip fastener simultaneously and splice, constitute a holistic plastic lag and use to not only can not bring the influence to the protection work of lead screw, also conveniently change the damage simultaneously and go up plastic lag and lower plastic lag. Set up threadedly on the gag lever post outer wall, and the gag lever post is threaded connection with the fixed block to the blind hole has been seted up to the fixed block inner wall, and the blind hole inner wall is seted up threadedly, thereby conveniently dismantle the gag lever post, at last plastic lag with down the plastic lag shrink with when expanding, go up the plastic lag and can appear the phenomenon of hunch-up with lower plastic lag, and then can play through the gag lever post to last plastic lag with down the spacing effect of plastic lag.

Drawings

Fig. 1 is a schematic structural view of a plastic part for a driving screw rod of the present invention;

FIG. 2 is a left side view of an upper plastic protection cover and a lower plastic protection cover of a plastic component for a driving screw rod according to the present invention;

fig. 3 is an enlarged schematic structural view of a plastic part for a driving screw rod of the present invention at a position a in fig. 2;

fig. 4 is a front view of the plastic part limiting rod for driving the screw rod of the present invention.

In the figure: 1. go up plastic lag, 2, zip fastener, 3, draw zipper head, 4, connector, 5, fixture block, 6, a card section of thick bamboo, 7, inserted block, 8, fixed block, 9, gag lever post, 10, lower plastic lag, 11, spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a plastic part for a driving screw rod comprises an upper plastic protection sleeve 1, wherein a zipper 2 is arranged between the upper plastic protection sleeve 1 and a lower plastic protection sleeve 10, the upper plastic protection sleeve 1 and the lower plastic protection sleeve 10 are fixed with the zipper 2 through sewing by stitches, a zipper head 3 is connected to the zipper 2, and the zipper 2 and the zipper head 3 are movably connected, so that the upper plastic protection sleeve 1 and the lower plastic protection sleeve 10 can be conveniently and independently detached, and the upper plastic protection sleeve 1 and the lower plastic protection sleeve 10 can be quickly and conveniently replaced; the connecting heads 4 are arranged on two sides of the upper plastic protective sleeve 1 and the lower plastic protective sleeve 10 respectively, the connecting heads 4 are fixed with the upper plastic protective sleeve 1 and the lower plastic protective sleeve 10 through bolts, an insert block 7 is arranged on one side of each connecting head 4, the insert block 7 is fixed on the left side of each connecting head 4 through glue, the upper plastic protective sleeve 1 and the lower plastic protective sleeve 10 can be quickly installed on a screw rod by inserting the insert block 7 into a clamping cylinder 6, a fixed block 8 is arranged on each connecting head 4, a fixed block 8 is fixed on the top of each connecting head 4 through a bolt, a limiting rod 9 is arranged on the inner wall of each fixed block 8, and the right side of each fixed block 8 is; the outer wall of the limiting rod 9 is provided with threads, the limiting rod 9 is in threaded connection with the fixing block 8, the inner wall of the fixing block 8 is provided with a blind hole, and the inner wall of the blind hole is provided with threads, so that the limiting rod 9 is convenient to disassemble, when the upper plastic protective sleeve 1 and the lower plastic protective sleeve 10 contract and expand, the upper plastic protective sleeve 1 and the lower plastic protective sleeve 10 can be arched, and the limiting rod 9 can limit the upper plastic protective sleeve 1 and the lower plastic protective sleeve 10; the limiting rod 9 is respectively arranged on two sides of the upper plastic protection sleeve 1 and the lower plastic protection sleeve 10; a spring 11 is arranged on the outer wall of the insert block 7, a clamping block 5 is connected to one side of the spring 11, the right side of the spring 11 is fixed through a bolt, the spring 11 is symmetrically distributed on two sides of the insert block 7, and the insert block 7 and the spring 11 are welded and fixed; a clamping cylinder 6 is arranged on one side of the insertion block 7, the clamping cylinder 6 is arranged on the left side of the insertion block 7, and the clamping cylinder 6 and the insertion block 7 form a clamping structure; the clamping cylinder 6 is internally provided with a blind hole, the diameter of the blind hole is larger than that of the insert block 7, through holes are formed in two sides of the blind hole, the diameter of each through hole is larger than that of the fixture block 5, the blind hole in the clamping cylinder 6 is used for inserting the insert block 7, and the through holes in the two sides of the blind hole are convenient for the insert block 7 to enter the blind hole, and then the fixture block 5 on the insert block 7 is inserted into the through holes to lock the insert block 7 on the clamping cylinder 6 and fix the upper plastic protective sleeve 1 and the lower plastic protective sleeve 10; this drive plastic part for lead screw will go up plastic lag 1 and lower plastic lag 10 installation through the mode that adopts the buckle fixed, will descend plastic lag 10 and last plastic lag 1 to splice through zip fastener 2 simultaneously, constitute a holistic plastic lag and use to not only can not bring the influence to the protection work of lead screw, also conveniently change the damage simultaneously and go up plastic lag 1 and lower plastic lag 10.

The working principle is as follows: when the plastic part for the driving screw rod is used, firstly, the device is simply known, after the knowledge is known, important parts of the device are checked, and then the device enters installation work after the check is free from problems, when the lower plastic protection sleeve 10 and the upper plastic protection sleeve 1 are installed, the clamping cylinder 6 can be firstly fixed on a machine tool through bolts, after the clamping cylinder 6 is fixed, the upper plastic protection sleeve 1 and the lower plastic protection sleeve 10 are connected together through the zipper 2, then, two sides of the connected upper plastic protection sleeve 1 and the lower plastic protection sleeve 10 are close to the clamping cylinder 6, so that the inserting block 7 is close to the clamping cylinder 6, meanwhile, the clamping block 5 on the inserting block 7 is pressed, after the inserting block 7 smoothly enters the clamping cylinder 6, the inserting block 7 is continuously pushed to the deep part, when the clamping block 5 moves to through holes at two sides of the clamping cylinder 6, the clamping block 5 can enter the through holes under the support of the spring 11, and is positioned on the outer wall of the clamping cylinder 6, and the upper plastic protection sleeve 1 and the lower plastic protection sleeve 10 are installed well, if the upper plastic protection sleeve 1 and the lower plastic protection sleeve 10 need to be disassembled, the clamping block 5 on the upper plastic protection sleeve 1 or the lower plastic protection sleeve 10 can be pressed towards the inside of the clamping cylinder 6, the spring 11 is compressed to drive the clamping block 5 to enter the clamping cylinder 6, when the clamping block 5 enters the clamping cylinder 6, the inserting block 7 is pulled outwards, the insertion block 7 and the clamping cylinder 6 can be detached from the upper plastic protection sleeve 1 or the lower plastic protection sleeve 10, when the upper plastic protection sleeve 1 or the lower plastic protection sleeve 10 is detached independently, the zipper 2 on the upper plastic protection sleeve 1 is separated from the zipper 2 on the lower plastic protection sleeve 10, the disassembly work of the upper plastic protection sleeve 1 and the lower plastic protection sleeve 10 can be completed, which is the working principle of the plastic part for the driving screw rod.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a drive plastic part for lead screw, includes plastic lag (1), its characterized in that: go up plastic lag (1) and be provided with zip fastener (2) down between plastic lag (10), and be connected with on zip fastener (2) and draw zipper head (3), the both sides of going up plastic lag (1) and lower plastic lag (10) all are provided with connector (4), and connector (4) one side is provided with inserted block (7), be provided with spring (11) on inserted block (7) outer wall, and spring (11) one side is connected with fixture block (5), inserted block (7) one side is provided with a card section of thick bamboo (6), and a card section of thick bamboo (6) and inserted block (7) constitution buckle structure.

2. The plastic part for a driving screw according to claim 1, wherein: the connector (4) is provided with a fixing block (8), and the inner wall of the fixing block (8) is provided with a limiting rod (9).

3. The plastic part for a driving screw according to claim 1, wherein: a blind hole is formed in the clamping cylinder (6), the diameter of the blind hole is larger than that of the insert block (7), through holes are formed in two sides of the blind hole, and the diameter of each through hole is larger than that of the clamping block (5).

4. The plastic part for a driving screw according to claim 2, wherein: the outer wall of the limiting rod (9) is provided with threads, the limiting rod (9) is in threaded connection with the fixing block (8), the inner wall of the fixing block (8) is provided with a blind hole, and the inner wall of the blind hole is provided with threads.

5. The plastic part for a driving screw according to claim 2, wherein: the limiting rod (9) is arranged on each of two sides of the upper plastic protection sleeve (1) and the lower plastic protection sleeve (10).

6. The plastic part for a driving screw according to claim 1, wherein: the springs (11) are symmetrically distributed on two sides of the insertion block (7), and the insertion block (7) and the springs (11) are fixed in a welded mode.