CN216056681U

CN216056681U - Low-noise electric cylinder

Info

Publication number: CN216056681U
Application number: CN202122303265.7U
Authority: CN
Inventors: 顾敏
Original assignee: Shanghai Honghe Automation Technology Co ltd
Current assignee: Shanghai Honghe Automation Technology Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-03-15
Anticipated expiration: 2031-09-23

Abstract

The utility model discloses a low-noise electric cylinder, which relates to the technical field of electric cylinders and comprises a fixed base and a fixed cylinder arranged at the top of the fixed base, wherein a power box is fixedly arranged on the circumferential outer wall of the fixed cylinder, a piston rod is slidably arranged on the circumferential inner wall of the fixed cylinder, a plurality of third mounting grooves are formed in the circumferential inner wall of the fixed cylinder at equal intervals, movable grooves are formed in the inner walls of two sides of each third mounting groove, movable blocks are slidably arranged on the inner walls of the movable grooves, the opposite surfaces of the two movable blocks are rotatably connected with the same rotating roller, and a rotating groove is formed in one surface, far away from the rotating roller, of each movable groove. The utility model has the advantage of effectively reducing the noise of the electric cylinder.

Description

Low-noise electric cylinder

Technical Field

The utility model relates to the technical field of electric cylinders, in particular to a low-noise electric cylinder.

Background

The electric cylinder is a modularized product which integrates a servo motor and a lead screw, converts the rotary motion of the servo motor into linear motion, and simultaneously converts the optimal advantages of the servo motor, namely accurate rotating speed control, accurate revolution control and accurate torque control into accurate speed control.

At present, the existing electric cylinder generally comprises a fixed cylinder, a piston rod and a power box, and a motor and a gear in the power box are utilized to drive a threaded screw rod in the fixed cylinder to rotate, so that a sliding block on the threaded screw rod drives the piston rod to move up and down.

However, when the electric cylinder is used, the piston rod moves up and down to generate noise due to friction between the fixed cylinder and the piston rod, which affects the use effect of a user.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a low-noise electric cylinder. Its advantage lies in can effectual reduction electric cylinder's noise.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a low-noise electric cylinder comprises a fixed base and a fixed cylinder arranged at the top of the fixed base, wherein a power box is fixedly arranged on the circumferential outer wall of the fixed cylinder, the inner wall of the circumference of the fixed cylinder is provided with a piston rod in a sliding way, the inner wall of the circumference of the fixed cylinder is provided with a plurality of third mounting grooves at equal intervals, and the inner walls of the two sides of the third mounting groove are both provided with movable grooves, the inner walls of the movable grooves are slidably provided with movable blocks, the opposite surfaces of the two movable blocks are rotatably connected with the same rotating roller, the surface of the movable groove far away from the rotating roller is provided with a rotating groove, a sponge block is arranged on the inner wall of the rotating groove, a mounting through hole is arranged on one surface of the rotating groove far away from the rotating roller, and the inner wall of installation opening rotates and is connected with the turning block, open one side of turning block has the slip hole, and the inner wall sliding connection in slip hole has the inserted bar, open one side of inserted bar has the oil filler point.

Through the technical scheme: before using, press the inserted bar earlier, make the inserted bar stretch into in the slot, add the sponge piece with lubricating oil through the oil filler point afterwards, when using, the piston rod reciprocates, thereby the extrusion live-rollers, it is rotatory to drive the live-rollers, utilize the live-rollers to reduce the frictional force between piston rod and the solid fixed cylinder, thereby the noise reduction, and simultaneously, the live-rollers is under the effect of movable block and activity groove, the extrusion sponge piece, make lubricating oil in the sponge piece evenly paint on pivoted live-rollers surface, wipe on the piston rod through rotating the roller coat afterwards, further reduce the frictional force between piston rod and the solid fixed cylinder, thereby reach the purpose of effectively reducing electronic jar noise.

The utility model is further provided that the rotating roller is made of rubber.

Through the technical scheme: utilize the live-rollers of rubber material, be convenient for make the live-rollers take place deformation, make the surface laminating of live-rollers and piston rod, and then make better the smearing on the piston rod surface of lubricating oil.

The utility model is further provided that the sponge block and the rotating groove are both circular in section.

Through the technical scheme: the sponge block with a round section and the rotating groove are utilized to facilitate the rotation of the sponge block.

The utility model is further arranged in that one side of the sponge block close to the inserted link is provided with a slot matched with the inserted link, and the sections of the inserted link and the slot are in a cross shape.

Through the technical scheme: the cross-shaped inserted bar and the slot are utilized to facilitate the rotation of the sponge block.

The utility model is further provided that one side of the inserted link far away from the slot is fixedly connected with a rotating plate.

Through the technical scheme: the rotating plate is used for driving the inserted bar to rotate conveniently.

The utility model is further provided that a spring is fixedly arranged between the movable block and the movable groove.

Through the technical scheme: the elastic force of the spring is utilized to facilitate the extrusion of the rotating roller to be attached to the piston rod, and simultaneously, the rotating roller is reset.

The utility model is further provided that the inner wall of the power box is provided with a first mounting groove, and the inner wall of the first mounting groove is provided with a first sound absorption cotton.

Through the technical scheme: utilize the first cotton noise that inhales the sound to reduce the interior rotation motor of headstock.

The utility model is further provided that the bottom of the circumferential inner wall of the fixed cylinder is provided with a second mounting groove, and the inner wall of the second mounting groove is provided with second sound-absorbing cotton.

Through the technical scheme: the second sound-absorbing cotton is utilized to reduce the noise generated when the gear at the bottom of the fixed cylinder rotates.

The utility model has the beneficial effects that:

1. this electronic jar of low noise, through being provided with the live-rollers, the sponge piece, the activity groove, movable block and live-rollers, before using, press the inserted bar earlier, make the inserted bar stretch into in the slot, later in adding the sponge piece with lubricating oil through the oil filler point, when using, the piston rod reciprocates, thereby extrude the live-rollers, it is rotatory to drive the live-rollers, utilize the live-rollers to reduce the frictional force between piston rod and the solid fixed cylinder, thereby the noise reduction, and simultaneously, the live-rollers is under the effect of movable block and activity groove, extrude the sponge piece, make lubricating oil in the sponge piece evenly paint on pivoted live-rollers surface, later through rotating the roller coat and smearing on the piston rod, further reduce the frictional force between piston rod and the solid fixed cylinder, thereby reach the purpose of effectively reducing electronic jar noise.

2. This electronic jar of low noise through being provided with rotor plate, inserted bar and slot, after pouring into lubricating oil into the sponge piece, presses the inserted bar, makes the inserted bar get into the slot in, rotates the rotor plate afterwards, utilizes inserted bar and slot that the section is "ten" font to drive the sponge piece rotatory, and then makes the distribution that lubricating oil can be even on the sponge piece, further increases the lubricated effect of lubricating oil to reach the effect of noise reduction.

3. This electronic jar of low noise inhales the sound cotton through being provided with first mounting groove, second mounting groove, first sound cotton and second and inhales the sound cotton, utilizes the first sound cotton noise that reduces the headstock internal rotation motor of inhaling, utilizes the second to inhale the sound cotton noise that produces when reducing solid fixed cylinder bottom portion gear revolve to reach good noise reduction effect.

Drawings

Fig. 1 is a schematic perspective view of an overall low-noise electric cylinder according to the present invention;

FIG. 2 is a schematic top sectional view of a low noise electric cylinder highlighting the stationary cylinder and the rotating roller in accordance with the present invention;

fig. 3 is an enlarged schematic structural view of a portion a in fig. 2 of the low noise electric cylinder according to the present invention;

FIG. 4 is a side cross-sectional structural view of a low noise electric cylinder highlighting the insert rod and oil hole in accordance with the present invention;

FIG. 5 is a schematic side sectional view of a low noise electric cylinder highlighting sponge block and a slot according to the present invention;

FIG. 6 is a schematic diagram of a cross-sectional front view of a low noise electric cylinder highlighting power box and a first sound absorbing cotton according to the present invention;

fig. 7 is a schematic front sectional view of a low-noise electric cylinder according to the present invention highlighting a second mounting groove and a second sound-absorbing cotton.

In the figure: 1. a fixed cylinder; 2. a piston rod; 3. a fixed base; 4. a power box; 5. a rotating plate; 6. an oil filler hole; 7. inserting a rod; 8. a slide hole; 9. a slot; 10. a movable groove; 11. a rotating roller; 12. a movable block; 13. a spring; 14. a sponge block; 15. rotating the block; 16. a first mounting groove; 17. a first sound absorbing cotton; 18. the second sound-absorbing cotton; 19. a second mounting groove; 20. a rotating groove; 21. and a third mounting groove.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-7, a low noise electric cylinder includes a fixed base 3 and a fixed cylinder 1 installed on the top of the fixed base 3, a power box 4 is fixedly installed on the circumferential outer wall of the fixed cylinder 1, a piston rod 2 is slidably installed on the circumferential inner wall of the fixed cylinder 1, a plurality of third installation grooves 21 are equidistantly opened on the circumferential inner wall of the fixed cylinder 1, and the inner walls of the two sides of the third installation grooves 21 are respectively provided with a movable groove 10, the inner wall of the movable groove 10 is slidably provided with a movable block 12, the opposite surfaces of the two movable blocks 12 are rotatably connected with a same rotating roller 11, one surface of the movable groove 10 away from the rotating roller 11 is provided with a rotating groove 20, the inner wall of the rotating groove 20 is provided with a sponge block 14, one surface of the rotating groove 20 away from the rotating roller 11 is provided with an installation through hole, the inner wall of the installation through hole is rotatably connected with a rotating block 15, one side of the rotating block 15 is provided with a sliding hole 8, and the inner wall of the sliding hole 8 is slidably connected with an inserted rod 7, an oil filling hole 6 is arranged at one side of the insert rod 7.

Specifically, the material of the rotating roller 11 is rubber, and the rotating roller 11 made of rubber is used, so that the rotating roller 11 is convenient to deform, the rotating roller 11 is attached to the surface of the piston rod 2, and lubricating oil is better coated on the surface of the piston rod 2.

Specifically, the sections of the sponge block 14 and the rotating groove 20 are circular, and the sponge block 14 and the rotating groove 20 with circular sections are utilized to facilitate the rotation of the sponge block 14.

Specifically, one side of the sponge block 14, which is close to the inserted link 7, is provided with a slot 9 matched with the inserted link 7, the sections of the inserted link 7 and the slot 9 are in a cross shape, and the sponge block 14 can be conveniently rotated by utilizing the cross-shaped inserted link 7 and the slot 9.

Specifically, one side fixedly connected with rotor plate 5 of slot 9 is kept away from to inserted bar 7, utilizes rotor plate 5 to be convenient for drive inserted bar 7 rotatory.

Specifically, a spring 13 is fixedly installed between the movable block 12 and the movable groove 10, and the elastic force of the spring 13 is utilized to facilitate the extrusion of the rotating roller 11 to be attached to the piston rod 2 and to enable the rotating roller 11 to be reset.

Specifically, the inner wall of headstock 4 is opened has first mounting groove 16, and the inner wall of first mounting groove 16 installs first sound cotton 17 of inhaling, utilizes first sound cotton 17 to reduce the noise of the internal rotation motor of headstock 4.

Specifically, the circumference inner wall bottom of solid fixed cylinder 1 is opened there is second mounting groove 19, and the inner wall of second mounting groove 19 installs the second and inhales sound cotton 18, utilizes the second to inhale the sound cotton 18 and reduces the noise that produces when solid fixed cylinder 1 bottom gear revolve.

The working principle is as follows: before using, press inserted bar 7 earlier, make inserted bar 7 stretch into in the slot 9, later with in lubricating oil passes through oil filler point 6 and adds sponge piece 14, when using, piston rod 2 reciprocates, thereby extrude live-rollers 11, it is rotatory to drive live-rollers 11, utilize live-rollers 11 to reduce the frictional force between piston rod 2 and the solid fixed cylinder 1, thereby the noise reduction, simultaneously, live-rollers 11 is under the effect of movable block 12 and activity groove 10, extrude sponge piece 14, make the lubricating oil in the sponge piece 14 evenly scribble on pivoted live-rollers 11 surface, scribble on piston rod 2 through live-rollers 11 afterwards, further reduce the frictional force between piston rod 2 and the solid fixed cylinder 1, thereby reach the purpose of effectively reducing electronic jar noise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides an electronic jar of low noise, includes unable adjustment base (3) and installs the solid fixed cylinder (1) at unable adjustment base (3) top, the circumference outer wall of solid fixed cylinder (1) is fixed to be provided with headstock (4), the circumference inner wall of solid fixed cylinder (1) slides and is provided with piston rod (2), its characterized in that, the circumference inner wall of solid fixed cylinder (1) equidistance is opened has a plurality of third mounting grooves (21), and the both sides inner wall of third mounting groove (21) all opens movable groove (10), the inner wall of movable groove (10) slides and is provided with movable block (12), the relative one side rotation of two movable blocks (12) is connected with same live-rollers (11), the one side that live-rollers (11) were kept away from in movable groove (10) is opened has rotating groove (20), and sponge block (14) of rotating groove (20) have been placed, the one side that rotating groove (20) kept away from live-rollers (11) is opened has the installation opening, and the inner wall of installation opening rotates and is connected with turning block (15), open one side of turning block (15) has sliding hole (8), and the inner wall sliding connection of sliding hole (8) has inserted bar (7), open one side of inserted bar (7) has oil filler point (6).

2. A low noise electric cylinder according to claim 1, characterized in that the material of the rotating roller (11) is rubber.

3. A low noise electric cylinder according to claim 1, wherein the sponge block (14) and the rotary groove (20) are circular in cross section.

4. A low noise electric cylinder according to claim 3, characterized in that the sponge block (14) is provided with a slot (9) at one side close to the inserted link (7) and adapted to the inserted link (7), and the cross sections of the inserted link (7) and the slot (9) are cross-shaped.

5. A low noise electric cylinder according to claim 4, characterized in that a rotating plate (5) is fixedly connected to the side of the inserted rod (7) away from the insertion slot (9).

6. A low noise electric cylinder according to claim 1, characterized in that a spring (13) is fixedly installed between the movable block (12) and the movable groove (10).

7. A low noise electric cylinder according to claim 1, wherein the inner wall of the power box (4) is provided with a first mounting groove (16), and the inner wall of the first mounting groove (16) is provided with a first sound-absorbing cotton (17).

8. A low noise electric cylinder according to claim 1, wherein the bottom of the inner wall of the circumference of the fixed cylinder (1) is provided with a second mounting groove (19), and the inner wall of the second mounting groove (19) is provided with a second sound-absorbing cotton (18).