CN220540230U - Electric cylinder convenient for adding lubricating grease - Google Patents
Electric cylinder convenient for adding lubricating grease Download PDFInfo
- Publication number
- CN220540230U CN220540230U CN202322343629.3U CN202322343629U CN220540230U CN 220540230 U CN220540230 U CN 220540230U CN 202322343629 U CN202322343629 U CN 202322343629U CN 220540230 U CN220540230 U CN 220540230U
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- unit
- front cover
- cylinder barrel
- cylinder
- fixing
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- 239000004519 grease Substances 0.000 title claims abstract description 46
- 230000001050 lubricating effect Effects 0.000 title abstract description 31
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 238000009434 installation Methods 0.000 claims description 12
- 229910002804 graphite Inorganic materials 0.000 claims description 7
- 239000010439 graphite Substances 0.000 claims description 7
- 238000005299 abrasion Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- Actuator (AREA)
Abstract
The utility model discloses an electric cylinder convenient for adding lubricating grease, which belongs to the field of electric cylinders and comprises a cylinder barrel, a cover plate unit, a fixing unit and a front cover unit, wherein an electric screw rod is arranged in the cylinder barrel, a piston rod is arranged at the output end of the electric screw rod, a mounting opening with a stepped section is formed in the upper side surface of the cylinder barrel, the cover plate unit covers the mounting opening, the cover plate unit is positioned in the mounting opening and is level with the outer side surface of the cylinder barrel, the fixing unit is arranged on the upper side surfaces of the cover plate unit and the cylinder barrel, the fixing unit is provided with an elastic telescopic limiting structure, the cover plate unit is fixed in the mounting opening of the cylinder barrel through the elastic telescopic limiting structure of the fixing unit, and the front cover unit consists of two plates with the same size and shape. The application sets up the apron structure of being convenient for dismouting on the cylinder of electronic jar and can conveniently carry out the interpolation of lubricating grease to the lead screw structure of electronic jar to the life of extension electronic jar.
Description
Technical Field
The utility model relates to an electric cylinder, in particular to an electric cylinder convenient for adding lubricating grease.
Background
The electric cylinder is a high-efficiency and reliable mechanical device and is widely applied to various industrial fields. The linear motion is converted into working force by driving the piston through the motor, and the linear motion is used for various working occasions such as pushing, pulling, lifting, compressing and the like. The electric cylinder has the advantages of simple structure, small volume, light weight, high power, high response speed, high precision, programmable control and the like, and is an essential component in modern industrial automatic production.
In the prior art, according to Chinese patent, the patent with the application number of CN202021058779.X discloses a direct-connected electric cylinder, and the working principle is as follows: when the electric cylinder is used, a motor at the rear end of a cylinder barrel of the electric cylinder is started, the motor drives the screw rod to rotate through a bearing in the cylinder barrel, a sliding seat matched with the screw rod is arranged on the outer surface of the screw rod, the sliding seat moves on the screw rod when the motor drives the screw rod to rotate, and a piston rod is arranged on the sliding seat, so that the piston rod is driven to stretch and retract at the front end of the cylinder barrel when the sliding seat moves on the screw rod.
The current electric cylinder has certain defect when using, utilize lead screw drive piston rod to remove when electric cylinder uses, along with the use of electric cylinder, slide and lead screw on its lead screw constantly move friction, in order to avoid the damage of lead screw structure, need regularly carry out the smearing of lubricating grease to the lead screw structure of electric cylinder, and the lubricating grease need dismantle the cylinder protecgulum of electric cylinder when smearing among the prior art, then dismantle the lead screw structure from the cylinder, smear lubricating grease on the lead screw that electric cylinder was dismantled at last, carry out the installation of lead screw again after smearing, the smearing mode of this kind of lubricating grease need dismantle electric cylinder earlier, it is laborious, can not realize convenient quick the smearing of lubricating grease, consequently, present propose an electric cylinder convenient to add lubricating grease.
Disclosure of Invention
The utility model aims to provide an electric cylinder convenient for adding lubricating grease, which realizes opening and closing of a cylinder barrel of the electric cylinder by utilizing a cover plate structure which is convenient to disassemble and assemble on the cylinder barrel of the electric cylinder, and when the electric cylinder needs to be coated with the lubricating grease, the cover plate on the cylinder barrel is only required to be opened through an elastic limit structure and then the lubricating grease is added, so that the whole electric cylinder is not required to be disassembled, and the lubricating grease is convenient to add.
The technical aim of the utility model is realized by the following technical scheme: an electric cylinder for facilitating the addition of grease comprising:
the cylinder barrel is internally provided with an electric screw rod, the output end of the electric screw rod is provided with a piston rod, and the upper side surface of the cylinder barrel is provided with a mounting opening with a stepped section;
the cover plate unit is covered on the mounting opening and is positioned in the mounting opening and is flush with the outer side surface of the cylinder barrel;
the fixing unit is arranged on the upper side surfaces of the cover plate unit and the cylinder barrel, and is provided with an elastic telescopic limiting structure, and the cover plate unit is fixed in the mounting port of the cylinder barrel through the elastic telescopic limiting structure of the fixing unit;
the front cover unit consists of two plates with the same size and shape, the two plates are combined together to form a front cover structure of the cylinder barrel, and a connecting piece made of graphite and used for reducing friction with the piston rod is arranged in the middle of the front cover structure.
Preferably, the cover plate unit comprises an access cover, a positioning plate is arranged on the lower side surface of the access cover, and a rubber pad is arranged at the position, located outside the positioning plate, of the lower side surface of the access cover.
Through adopting above-mentioned technical scheme, utilize the access cover to be convenient for open and shut of cylinder to the convenience carries out the interpolation of lubricating grease when the access cover is opened.
Preferably, the access cover and the positioning plate are distributed in a T shape, and the rubber pad is of a rectangular annular structure and surrounds the connection position of the positioning plate and the access cover.
Through adopting above-mentioned technical scheme, utilize the rubber pad to realize sealedly, guarantee that the gap can not appear in the access cover after merging with the cylinder to avoid the dust to enter into inside the cylinder.
Preferably, the fixing unit comprises a fixing seat and a fixing plate, one side of the fixing seat is inwards recessed to form an installation groove, a sliding groove communicated with the installation groove is formed in the upper side face of the fixing seat, a positioning block is arranged at the opening position of the installation groove, a limiting plate is arranged at one end, located inside the installation groove, of the positioning block, a spring is arranged between the limiting plate and the inner wall of the installation groove, a handle is arranged on the upper side face of the positioning block, and a positioning hole is formed in the fixing plate.
Through adopting above-mentioned technical scheme, utilize locating piece and fixed orifices on the fixed plate to realize the fixed of apron unit on the cylinder, the dismantlement of the apron unit of being convenient for simultaneously, and then conveniently carry out the interpolation of lubricating grease to electric cylinder.
Preferably, the positioning block and the limiting plate stretch out and draw back through a spring on the mounting groove of the fixing seat, the fixing seat is fixed on the cover plate unit, the fixing plate is fixed on the cylinder barrel, the positioning block is matched with the positioning hole, and the handle penetrates through the sliding groove and is fixedly connected with the positioning block.
Through adopting above-mentioned technical scheme, utilize the flexible locating piece of elasticity to realize the convenient dismouting of apron unit to can conveniently carry out the interpolation of lubricating grease to it when electric cylinder uses.
Preferably, the front cover unit comprises a pair of front cover plates, a clamping groove is formed in one end of each front cover plate, a positioning ring is arranged in each clamping groove, a pair of bolt plates are arranged on the side face of each front cover plate, and fixing bolts are arranged on the bolt plates.
Through adopting above-mentioned technical scheme, the locating ring forms a ring structure after the front shroud closes together, and the piston rod of ring structure confession electronic jar runs through to make the piston rod can drive flexible removal.
Preferably, a pair of front cover plates of the front cover unit are combined together through fixing bolts on the bolt plates to form a front cover structure with a round hole in the middle, and the piston rod penetrates through the front cover structure through the round hole.
Through adopting above-mentioned technical scheme, utilize the round hole to guarantee that the piston rod can drive it when electric screw starts and carry out flexible removal.
Preferably, the positioning ring comprises a mounting frame with a semicircular structure, the inner ring of the mounting frame is sunken towards the outer ring surface to form a clamping groove, and the mounting frame is provided with a graphite ring with the semicircular structure through the clamping groove.
Through adopting above-mentioned technical scheme, graphite ring and piston rod contact to can reduce the frictional force between piston rod and the cylinder, reduce the wearing and tearing of piston rod.
Preferably, the positioning ring comprises a mounting ring with a semicircular structure, three guiding strips which are distributed at equal intervals are arranged on the inner ring surface of the mounting ring, and the guiding strips are made of graphite.
Through adopting above-mentioned technical scheme, utilize the deflector strip of graphite material to reduce the area of contact between piston rod and the cylinder to reduce frictional force, reduce the wearing and tearing of piston rod.
In summary, when the electric cylinder convenient for adding the lubricating grease is used, when the electric cylinder needs to be added with the lubricating grease, the elastic limiting structure on the fixing unit is opened, so that the cover plate unit on the cylinder barrel is opened, the lubricating grease is sent to the electric screw rod inside through the mounting opening of the cylinder barrel, the lubricating grease is added, after the lubricating grease is added, the cover plate unit is covered on the mounting opening, then the cover plate unit is fixed by the fixing unit, and the front end of the cylinder barrel is fixed by the front cover unit;
in the application, the cover plate structure convenient to disassemble and assemble is arranged on the cylinder barrel, so that the access cover can be quickly disassembled when lubricating grease needs to be added, and the lubricating grease is further added, so that the whole electric cylinder is not required to be disassembled, and the electric cylinder is simple and convenient;
this application can conveniently send into the grease on the inside lead screw of cylinder through set up the access cover structure of easy dismounting installation on the cylinder of electronic jar, need not to dismantle whole electronic jar when the lead screw needs the grease, labour saving and time saving makes things convenient for the interpolation of grease on the electronic jar to the life of extension electronic jar.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a partially disassembled schematic illustration of the present utility model;
FIG. 3 is a schematic view of the cylinder barrel of the present utility model;
FIG. 4 is a schematic structural view of the cover plate unit of the present utility model;
fig. 5 is a schematic structural view of the fixing unit of the present utility model;
fig. 6 is a schematic structural view of the front cover unit of the present utility model;
FIG. 7 is a schematic view of a positioning ring according to a first embodiment of the present utility model;
fig. 8 is a schematic structural view of a positioning ring according to a second embodiment of the present utility model.
In the figure, 1, a cylinder barrel; 2. an electric screw rod; 3. a piston rod; 4. a mounting port; 5. a cover plate unit; 51. an access cover; 52. a positioning plate; 53. a rubber pad; 6. a fixing unit; 61. a fixing seat; 62. a mounting groove; 63. a chute; 64. a positioning block; 65. a limiting plate; 66. a spring; 67. a handle; 68. a fixing plate; 69. positioning holes; 7. a front cover unit; 71. a front cover plate; 72. a clamping groove; 73. a positioning ring; 731. a mounting frame; 732. a graphite ring; 733. a mounting ring; 734. a guide bar; 74. a bolt plate; 75. and (5) fixing bolts.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.
Example 1:
as shown in fig. 1-3, an electric cylinder convenient for adding lubricating grease comprises a cylinder barrel 1, an electric screw rod 2 used for driving is arranged in the cylinder barrel 1, a piston rod 3 is arranged at the output end of the electric screw rod 2, a mounting opening 4 is formed in the cylinder barrel 1, a cover plate unit 5 is arranged on the mounting opening 4, the cover plate unit 5 is fixed on the mounting opening 4 through a fixing unit 6 with an elastic limiting structure, the cover plate unit 5 can be conveniently and rapidly disassembled by utilizing the fixing unit 6 on the cover plate unit 5, so that the electric screw rod 3 in the cylinder barrel 1 is conveniently added with lubricating grease, and the front end of the cylinder barrel 1 is protected in a sealing mode through a front cover unit 7.
As shown in fig. 4, the cover plate unit 5 includes an access cover 51, a positioning plate 52 is provided on the underside of the access cover 51, the access cover 51 and the positioning plate 52 form a T-shaped structure, a rubber gasket 53 is provided at the connection position of the access cover 51 and the positioning plate 52, and sealing is achieved by using the rubber gasket 53, so that the access cover 51 is ensured not to generate gaps after being combined with the cylinder 1, and thus dust is prevented from entering the cylinder 1.
As shown in fig. 5, the fixing unit 6 includes a fixing seat 61 disposed on the access cover 51 and a fixing plate 68 disposed on the cylinder barrel 1, a mounting groove 62 is formed in the fixing seat 61, a telescopic positioning block 64 is disposed in the mounting groove 62 through a spring 66, a limiting plate 65 is disposed at a position of the positioning block 64 inside the mounting groove 62, a handle 67 is disposed on the upper side of the positioning block 64, when the access cover 51 needs to be detached, the positioning block 64 is extruded into the mounting groove 62 by the handle 67, so that the positioning block 64 is separated from a positioning hole 69 of the fixing plate 68, and then the access cover 51 is pulled up to be detached, so that grease is conveniently added.
As shown in fig. 6, the front cover unit 7 includes two front cover plates 71, the two front cover plates 71 are combined together by fixing bolts 75 on bolt plates 74 at both sides to form a front cover structure of the cylinder 1, and a positioning ring 73 provided in the middle of the two front cover plates 71 by a clamping groove 72 after the two front cover plates 71 are combined forms a circular ring structure for the piston rod 3 to penetrate and stretch.
As shown in fig. 7, the positioning ring 73 includes a mounting bracket 731 having a semicircular ring structure, an inner ring of the mounting bracket 731 is recessed toward an outer ring surface to form a clamping groove, and the mounting bracket 731 is provided with a graphite ring 732 having a semicircular ring structure through the clamping groove, and the graphite ring 732 is in contact with the piston rod 3, thereby reducing friction between the piston rod 3 and the cylinder barrel 1 and reducing abrasion of the piston rod 3.
Working principle: when using the electronic jar of being convenient for of this application to add lubricating grease, when electronic jar needs to carry out the lubricating grease and adds, open the elasticity limit structure on the fixed unit 6 to open the apron unit 5 on the cylinder 1, then send into the inside electronic lead screw 2 with lubricating grease through the mounting hole 4 of cylinder 1 on, thereby carry out the interpolation of lubricating grease, after the interpolation is accomplished, cover the apron unit 5 on the mounting hole 4, then utilize fixed unit 6 with the apron unit 5 fixed can, the front end of cylinder 1 is fixed through the protecgulum unit 7.
Example 2:
as shown in fig. 8, an electric cylinder for facilitating grease addition, embodiment 2 is different from embodiment 1 in that the positioning ring 73 is different from embodiment 2 in that the positioning ring 73 is: the positioning ring 73 comprises a mounting ring 733 with a semicircular ring structure, three guiding strips 734 made of graphite are arranged on the inner ring surface of the mounting ring 733 in an equidistant mode, the contact area between the piston rod 3 and the cylinder barrel 1 is reduced by the aid of the guiding strips 734 made of graphite, and accordingly friction force and abrasion of the piston rod 3 are reduced.
The principle of this embodiment is similar to embodiment 1, with the main differences: in embodiment 1, the friction force between the piston rod 3 and the cylinder 1 is reduced by the graphite ring 732 made of graphite with an annular structure, while in embodiment 2, the friction force between the piston rod 3 and the cylinder 1 is reduced by reducing the contact area, and the principle of other parts is the same as that of embodiment 1, and will not be described herein.
Claims (9)
1. An electric cylinder for facilitating the addition of grease, comprising:
the cylinder barrel (1), an electric screw rod (2) is arranged in the cylinder barrel (1), a piston rod (3) is arranged at the output end of the electric screw rod (2), and a mounting opening (4) with a stepped section is formed in the upper side surface of the cylinder barrel (1);
the cover plate unit (5) is covered on the mounting opening (4), and the cover plate unit (5) is positioned in the mounting opening (4) and is flush with the outer side surface of the cylinder barrel (1);
the fixing unit (6) is arranged on the upper side surfaces of the cover plate unit (5) and the cylinder barrel (1), the fixing unit (6) is provided with an elastic telescopic limiting structure, and the cover plate unit (5) is fixed in the mounting opening (4) of the cylinder barrel (1) through the elastic telescopic limiting structure of the fixing unit (6);
the front cover unit (7), the front cover unit (7) comprises two boards with the same size and shape, the two boards are combined together to form a front cover structure of the cylinder barrel (1), and a connecting piece made of graphite for reducing friction with the piston rod (3) is arranged in the middle of the front cover structure.
2. An electric cylinder for facilitating the addition of grease as defined in claim 1, wherein: the cover plate unit (5) comprises an access cover (51), a positioning plate (52) is arranged on the lower side surface of the access cover (51), and a rubber pad (53) is arranged at the position, located outside the positioning plate (52), of the lower side surface of the access cover (51).
3. An electric cylinder for facilitating the addition of grease as defined in claim 2, wherein: the access cover (51) and the positioning plate (52) are distributed in a T shape, and the rubber pad (53) is of a rectangular annular structure and surrounds the connection position of the positioning plate (52) and the access cover (51).
4. An electric cylinder for facilitating the addition of grease as defined in claim 1, wherein: the fixing unit (6) comprises a fixing seat (61) and a fixing plate (68), one side of the fixing seat (61) is inwards sunken to form an installation groove (62), a sliding groove (63) communicated with the installation groove (62) is formed in the upper side face of the fixing seat (61), a locating block (64) is arranged at the opening position of the installation groove (62), a limiting plate (65) is arranged at one end, located inside the installation groove (62), of the locating block (64), a spring (66) is arranged between the limiting plate (65) and the inner wall of the installation groove (62), a handle (67) is arranged on the upper side face of the locating block (64), and a locating hole (69) is formed in the fixing plate (68).
5. An electric cylinder for facilitating the addition of grease as defined in claim 4, wherein: the locating block (64) and the limiting plate (65) stretch out and draw back on the mounting groove (62) of the fixing seat (61) through the spring (66), the fixing seat (61) is fixed on the cover plate unit (5), the fixing plate (68) is fixed on the cylinder barrel (1), the locating block (64) is matched with the locating hole (69), and the handle (67) penetrates through the sliding groove (63) to be fixedly connected with the locating block (64).
6. An electric cylinder for facilitating the addition of grease as defined in claim 1, wherein: the front cover unit (7) comprises a pair of front cover plates (71), clamping grooves (72) are formed in one ends of the front cover plates (71), positioning rings (73) are arranged in the clamping grooves (72), a pair of bolt plates (74) are arranged on the side faces of the front cover plates (71), and fixing bolts (75) are arranged on the bolt plates (74).
7. An electric cylinder for facilitating the addition of grease as defined in claim 6, wherein: a pair of front cover plates (71) of the front cover unit (7) are combined together through fixing bolts (75) on a bolt plate (74) to form a front cover structure with a round hole in the middle, and the piston rod (3) penetrates through the front cover structure through the round hole.
8. An electric cylinder for facilitating the addition of grease as defined in claim 6, wherein: the locating ring (73) comprises a mounting frame (731) with a semicircular structure, the inner ring of the mounting frame (731) is sunken towards the outer ring surface to form a clamping groove, and the mounting frame (731) is provided with a graphite ring (732) with the semicircular structure through the clamping groove.
9. An electric cylinder for facilitating the addition of grease as defined in claim 6, wherein: the positioning ring (73) comprises a mounting ring (733) with a semicircular structure, three guide strips (734) distributed at equal intervals are arranged on the inner ring surface of the mounting ring (733), and the guide strips (734) are made of graphite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322343629.3U CN220540230U (en) | 2023-08-30 | 2023-08-30 | Electric cylinder convenient for adding lubricating grease |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322343629.3U CN220540230U (en) | 2023-08-30 | 2023-08-30 | Electric cylinder convenient for adding lubricating grease |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220540230U true CN220540230U (en) | 2024-02-27 |
Family
ID=89972392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322343629.3U Active CN220540230U (en) | 2023-08-30 | 2023-08-30 | Electric cylinder convenient for adding lubricating grease |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220540230U (en) |
-
2023
- 2023-08-30 CN CN202322343629.3U patent/CN220540230U/en active Active
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