CN215763123U

CN215763123U - Self-lubricating linear electric cylinder

Info

Publication number: CN215763123U
Application number: CN202122228153.XU
Authority: CN
Inventors: 邢壮
Original assignee: Suzhou Jstkj Automation Technology Co ltd
Current assignee: Suzhou Jstkj Automation Technology Co ltd
Priority date: 2021-09-15
Filing date: 2021-09-15
Publication date: 2022-02-08
Anticipated expiration: 2031-09-15

Abstract

The utility model discloses a self-lubricating linear electric cylinder, which belongs to the technical field of electric cylinders and comprises a motor, a lead screw, an outer cylinder barrel, an inner cylinder barrel and a piston rod, wherein the motor is connected with the end part of the outer cylinder barrel through a motor base, the lead screw is arranged in the outer cylinder barrel, the end part of the lead screw is connected with the output end of the motor in a driving way, a lead screw nut block is sleeved on the lead screw, one side of the lead screw nut block is connected with the inner cylinder barrel, the inner cylinder barrel is arranged in the outer cylinder barrel and can be moved out of the end part of the outer cylinder barrel, the piston rod is arranged at the outer end of the inner cylinder barrel, a first felt gear is arranged on the inner side of the outer cylinder barrel close to the motor end, and the first felt gear is sleeved on the outer side of the lead screw. This kind of self-lubricating linear electric cylinder need not to demolish, can lubricate electric cylinder by oneself, ensures the normal operating of equipment.

Description

Self-lubricating linear electric cylinder

Technical Field

The utility model belongs to the technical field of electric cylinders, and particularly relates to a self-lubricating linear electric cylinder.

Background

The electric cylinder is a modularized product which integrally designs the motor and the screw rod, and converts the rotary motion of the motor into linear motion which is similar to the linear motion of the cylinder. But because motor control accuracy is high, consequently compare in cylinder drive, electronic jar has high-accuracy motion control, and the noise is low moreover, and is energy-conserving, clean, shock resistance, longe-lived, and the work fault rate is low, and consequently, electronic jar's application is more suitable precision finishing than the cylinder, all has the application in multiple field.

Because each part of the electric cylinder is damaged in the long-term working process and the working precision of the electric cylinder is influenced, parts which are easy to wear need to be lubricated, and particularly, the screw rod and the nut block need to be lubricated regularly. However, the lead screw and the nut block are arranged inside the electric cylinder, and if the lead screw and the nut block need to be lubricated, the lead screw and the nut block need to be removed for installation after lubrication, so that the step is complicated, and the use precision of equipment can be influenced by frequent removal and installation.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a self-lubricating linear electric cylinder which can automatically lubricate the electric cylinder without being detached, so that the normal operation of equipment is guaranteed.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides an electronic jar of orthoscopic of self-lubricating, includes motor, lead screw, outer cylinder, interior cylinder and piston rod, the motor passes through the motor cabinet and links to each other with outer cylinder tip, the lead screw is located in the outer cylinder and the tip links to each other with the drive of motor output end, the cover is equipped with screw-nut piece on the lead screw, screw-nut piece one side links to each other with interior cylinder, interior cylinder is located in the outer cylinder and can move out outer cylinder tip, the piston rod is located interior cylinder outer end, the outer cylinder inboard is equipped with first felt gear near the motor end, the lead screw outside is located to first felt gear sleeve. When the screw rod rotates to the first felt gear to be in contact with the first felt gear, the first felt gear can lubricate the screw rod nut block, and therefore normal operation of the electric cylinder is guaranteed.

Furthermore, an oil injection cavity communicated with the first felt gear is arranged on the outer cylinder barrel. Generally, the felt gear can be used for injecting oil and lubricating parts for a long time, and when the felt gear is insufficient in oil storage, lubricating oil can be added to the oil injection cavity to avoid part disassembly.

Furthermore, a second felt gear is arranged at the contact part of the outer cylinder and the inner cylinder. The inner cylinder barrel is lubricated in the moving process.

Furthermore, both ends of the outer side of the outer cylinder barrel are provided with fixing seats. The installation of electronic jar of being convenient for is fixed.

Further, a connecting seat is arranged at the end part of the piston rod.

Further, a coupler is arranged between the screw rod and the output end of the motor.

Furthermore, a bearing is arranged at the joint of the screw rod and the outer cylinder barrel. The screw rod is convenient to rotate.

Further, the bearing is a self-lubricating bearing. Has a certain lubricating effect on the screw rod.

Has the advantages that: compared with the prior art, the utility model has the following advantages: according to the self-lubricating linear electric cylinder provided by the utility model, the self-lubricating linear electric cylinder does not need to be detached, and can be automatically lubricated, so that the normal operation of equipment is ensured.

Drawings

Fig. 1 is a structural view of a self-lubricating linear electric cylinder according to the present invention.

In the figure: the device comprises a motor 1, a motor base 11, a coupler 12, a lead screw 2, a lead screw nut block 21, an outer cylinder 3, a fixed seat 31, an oil injection cavity 32, an inner cylinder 4, a piston rod 5, a connecting seat 51, a bearing 6, a first felt gear 7 and a second felt gear 8.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, 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 illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The utility model is further illustrated with reference to the following figures and specific examples.

Examples

As shown in fig. 1, a self-lubricating linear electric cylinder comprises a motor 1, a lead screw 2, an outer cylinder barrel 3, an inner cylinder barrel 4 and a piston rod 5, wherein the motor 1 is connected with the end part of the outer cylinder barrel 3 through a motor base 11, the lead screw 2 is arranged in the outer cylinder barrel 3, the end part of the lead screw is in driving connection with the output end of the motor 1 through a coupler 12, a bearing 6 is arranged at the connection part of the lead screw 2 and the outer cylinder barrel 3, the bearing 6 can be a self-lubricating bearing, a lead screw nut block 21 is sleeved on the lead screw 2, one side of the lead screw nut block 21 is connected with the inner cylinder barrel 4, the inner cylinder barrel 4 is arranged in the outer cylinder barrel 3 and can be moved out of the end part of the outer cylinder barrel 3, and both ends of the outer side of the outer cylinder barrel 3 are provided with fixing bases 31; the outer end of the inner cylinder 4 is arranged on the piston rod 5, the end portion of the piston rod 5 is provided with a connecting seat 51, a first felt gear 7 is arranged at the end, close to the motor 1, of the inner side of the outer cylinder 3, the outer side of the screw rod 2 is sleeved with the first felt gear 7, an oil injection cavity 32 communicated with the first felt gear 7 is arranged on the outer cylinder 3, and a second felt gear 8 is arranged at the contact position of the outer cylinder 3 and the inner cylinder 4.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims

1. The utility model provides an electronic jar of orthoscopic of self-lubricating which characterized in that: including motor (1), lead screw (2), outer cylinder (3), interior cylinder (4) and piston rod (5), motor (1) links to each other with outer cylinder (3) tip through motor cabinet (11), lead screw (2) are located in outer cylinder (3) and the tip links to each other with motor (1) output drive, the cover is equipped with lead screw nut piece (21) on lead screw (2), lead screw nut piece (21) one side links to each other with interior cylinder (4), interior cylinder (4) are located in outer cylinder (3) and can move out outer cylinder (3) tip, interior cylinder (4) outer end is located in piston rod (5), outer cylinder (3) inboard is close to motor (1) end and is equipped with first felt gear (7), lead screw (2) outside is located to first felt gear (7) cover.

2. A self-lubricating linear electric cylinder according to claim 1, characterized in that: an oil injection cavity (32) communicated with the first felt gear (7) is arranged on the outer cylinder barrel (3).

3. A self-lubricating linear electric cylinder according to claim 1 or 2, characterized in that: and a second felt gear (8) is arranged at the contact part of the outer cylinder (3) and the inner cylinder (4).

4. A self-lubricating linear electric cylinder according to claim 3, characterized in that: and fixing seats (31) are arranged at two ends of the outer side of the outer cylinder barrel (3).

5. A self-lubricating linear electric cylinder according to claim 1, characterized in that: the end part of the piston rod (5) is provided with a connecting seat (51).

6. A self-lubricating linear electric cylinder according to claim 1, characterized in that: and a coupler (12) is arranged between the screw rod (2) and the output end of the motor (1).

7. A self-lubricating linear electric cylinder according to claim 1 or 6, characterized in that: and a bearing (6) is arranged at the joint of the screw rod (2) and the outer cylinder barrel (3).

8. A self-lubricating linear electric cylinder according to claim 7, characterized in that: the bearing (6) is a self-lubricating bearing.