CN210053295U

CN210053295U - Ultra-thin electric cylinder

Info

Publication number: CN210053295U
Application number: CN201920391457.8U
Authority: CN
Inventors: 禹美华
Original assignee: Lianhua Automation Equipment (guangzhou) Co Ltd
Current assignee: Lianhua Automation Equipment (guangzhou) Co Ltd
Priority date: 2019-03-26
Filing date: 2019-03-26
Publication date: 2020-02-11
Anticipated expiration: 2029-03-26

Abstract

The utility model belongs to the electric cylinder field, in particular to an ultra-thin electric cylinder, aiming at the problems of complex design and high production cost of the prior electric cylinder, the utility model provides a proposal which comprises an electric cylinder main body and a bottom plate, wherein the electric cylinder main body is positioned on the upper surface of the bottom plate, the electric cylinder main body comprises a base, two first fixed blocks are fixed on two side walls of the base, four second fixed blocks are welded on the upper surface of the bottom plate, through holes are arranged on the second fixed blocks, fixed pins are movably arranged in the through holes, tension springs are connected on the fixed pins, one ends of the tension springs are connected on the side walls of the second fixed blocks, a stepping motor and a shell are arranged on one side wall of the base, the base is in a rectangular cavity structure, and a first gear is arranged on the output shaft of the stepping motor which runs through the side wall of the base, the disassembly is convenient and the maintenance is simple.

Description

Ultra-thin electric cylinder

Technical Field

The utility model relates to an electric jar technical field especially relates to ultra-thin type electric jar.

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 best advantages of the servo motor, namely accurate rotating speed control, accurate revolution control, accurate torque control into accurate speed control, accurate position control and accurate thrust control; realizing a brand new revolutionary product of a high-precision linear motion series. However, the existing electric cylinder is generally complex in design and high in production cost.

SUMMERY OF THE UTILITY MODEL

The utility model provides an ultra-thin type electric jar has solved the current electric jar design complicacy, has produced into high problem.

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

the ultrathin electric cylinder comprises an electric cylinder body and a bottom plate, wherein the electric cylinder body is positioned on the upper surface of the bottom plate and comprises a base, two first fixed blocks are fixed on two side walls of the base, four second fixed blocks are welded on the upper surface of the bottom plate, through holes are formed in the second fixed blocks, fixed pins are movably arranged in the through holes, tension springs are connected onto the fixed pins, one ends of the tension springs are connected onto the side walls of the second fixed blocks, a stepping motor and a shell are installed on one side wall of the base, the base is of a rectangular cavity structure, an output shaft of the stepping motor penetrates through the side wall of the base and is provided with a first gear, a rotating shaft is rotatably installed between the inner walls of two sides of the base, the second gear is installed on the rotating shaft, a screw rod is rotatably installed in the shell, a nut is in threaded connection with the screw rod, one end of the nut, the inner wall of shell is provided with the guide way along length direction symmetry, and swing joint has the guide block in the guide way, and the one end of guide block is fixed on the lateral wall of piston rod.

Preferably, two cushion blocks are fixed on the upper surface of the bottom plate and are symmetrically distributed below the shell.

Preferably, the first fixing block is provided with a fixing hole, and the fixing hole is matched with the fixing pin in size.

Preferably, the top of second fixed block is provided with the recess, and the recess is linked together with the through-hole, and the recess and the first fixed block size phase-match, four second fixed blocks are located the below of four first fixed blocks respectively.

Preferably, the first gear is engaged with the second gear, and one end of the rotating shaft penetrates through the side walls of the base and the shell and is connected with a screw rod.

Preferably, the piston rod is located outside the screw.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the device has simple structure and novel design, adopts the stepping motor as a driving system of the whole device, adopts the guide groove for the linear guide part, does not use a linear guide rail, has thinner thickness of the electric cylinder main body, low production cost and convenient use, and is worth popularizing;

2. through first fixed block, second fixed block, fixed pin, extension spring and cushion isotructure, the fixed electric jar main part of installation that can be convenient, convenient operation guarantees the stability of electric jar main part during operation, guarantees the precision, and it is convenient to dismantle, maintains simply.

The utility model discloses simple structure, the modern design, low in production cost, convenient to use guarantees electric jar main part during operation stability and precision, and it is convenient to dismantle, maintains simply.

Drawings

Fig. 1 is a schematic structural diagram of the ultra-thin electric cylinder provided by the present invention.

Fig. 2 is a side view of the ultra-thin electric cylinder of the present invention.

Fig. 3 is a cross-sectional view of the electric cylinder main body of the ultra-thin electric cylinder provided by the present invention.

Reference numbers in the figures: the device comprises a base plate 1, a base 2, a first fixing block 3, a second fixing block 4, a fixing pin 5, a tension spring 6, a stepping motor 7, a shell 8, a first gear 9, a rotating shaft 10, a second gear 11, a screw 12, a nut 13, a piston rod 14, a bushing 15, a guide groove 16 and a guide block 17.

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.

Referring to fig. 1-3, an ultra-thin type electric cylinder comprises an electric cylinder body and a bottom plate 1, wherein the electric cylinder body is positioned on the upper surface of the bottom plate 1 and comprises a base 2, two first fixed blocks 3 are fixed on two side walls of the base 2, four second fixed blocks 4 are welded on the upper surface of the bottom plate 1, grooves are arranged at the tops of the second fixed blocks 4 and communicated with through holes, the grooves are matched with the first fixed blocks 3 in size, the four second fixed blocks 4 are respectively positioned below the four first fixed blocks 3, through holes are arranged on the second fixed blocks 4, fixing pins 5 are movably arranged in the through holes, tension springs 6 are connected onto the fixing pins 5, one ends of the tension springs 6 are connected onto the side walls of the second fixed blocks 4, a stepping motor 7 and a shell 8 are installed on one side wall of the base 2, two cushion blocks are fixed on the upper surface of the bottom plate 1 and are symmetrically distributed below, the base 2 is a rectangular cavity structure, an output shaft of the stepping motor 7 penetrates through the side wall of the base 2 and is provided with a first gear 9, a fixing hole is formed in a first fixing block 3 and is matched with a fixing pin 5 in size, a rotating shaft 10 is rotatably installed between the inner walls of two sides of the base 2, a second gear 11 is installed on the rotating shaft 10 and is meshed with the first gear 9 and the second gear 11, one end of the rotating shaft 10 penetrates through the side walls of the base 2 and the shell 8 and is connected with a screw 12, the shell 8 is rotatably provided with the screw 12, the screw 12 is in threaded connection with a nut 13, one end of the nut 13 is connected with a piston rod 14, one end of the shell 8, which is far away from the base 2, is provided with a bush 15, the piston rod 14 is positioned outside the screw 12, one end of the piston rod 14 penetrates through the bush 15 and extends to the outside, and the one end of guide block 17 is fixed on the lateral wall of piston rod 14, the utility model discloses simple structure, the modern design, low in production cost, convenient to use guarantees electric cylinder main part during operation's stability and precision, and it is convenient to dismantle, maintains simply.

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", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed 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, "a plurality" means two or more unless specifically limited otherwise.

Example (b): the stepping motor 7 is adopted as a driving system of the whole set of device, when in use, the stepping motor 7 is opened, the screw 12 is driven to rotate through the first gear 9 and the second gear 11, the screw 12 rotates to enable the nut 13 to move on the screw 12, the linear guide part adopts the guide groove 16 without a linear guide rail, the guide groove 16 and the guide block 17 carry out limit guide on the piston rod 14, thereby the extension and retraction of the piston rod 14 are completed, the thickness of the electric cylinder main body is thinner, the production cost is low, the use is convenient, the promotion is worth, when in installation, the fixing pin 5 is firstly pulled out, the four first fixing blocks 3 are placed in the grooves of the four second fixing blocks 4, then the fixing pin 5 is loosened, the fixing pin 5 is inserted into the fixing hole of the first fixing block 3 by utilizing the elasticity of the tension spring 6, thereby the base 2 is fixed, the cushion block supports the shell 8 of the electric cylinder main body, the operation is, the precision is guaranteed, the disassembly is convenient, and the maintenance is simple.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The ultrathin electric cylinder comprises an electric cylinder body and a bottom plate (1), and is characterized in that the electric cylinder body is located on the upper surface of the bottom plate (1) and comprises a base (2), two first fixed blocks (3) are fixed on two side walls of the base (2), four second fixed blocks (4) are welded on the upper surface of the bottom plate (1), through holes are formed in the second fixed blocks (4), fixing pins (5) are movably arranged in the through holes, tension springs (6) are connected onto the fixing pins (5), one ends of the tension springs (6) are connected onto the side walls of the second fixed blocks (4), a stepping motor (7) and a shell (8) are installed on one side wall of the base (2), the base (2) is of a rectangular cavity structure, a first gear (9) is installed on the side wall, of an output shaft of the stepping motor (7) penetrates through the side wall of the base (2), and a rotating shaft (10) is installed between the inner, install second gear (11) on pivot (10), screw rod (12) are installed to shell (8) internal rotation, threaded connection has nut (13) on screw rod (12), the one end of nut (13) is connected with piston rod (14), the one end that base (2) were kept away from in shell (8) is provided with bush (15), the outside that bush (15) extended to shell (8) is run through to the one end of piston rod (14), the inner wall of shell (8) is provided with guide way (16) along length direction symmetry, swing joint has guide block (17) in guide way (16), and the one end of guide block (17) is fixed on the lateral wall of piston rod (14).

2. The ultra-thin type electric cylinder as claimed in claim 1, wherein two cushion blocks are fixed on the upper surface of the base plate (1), and the two cushion blocks are symmetrically distributed below the outer shell (8).

3. The ultra-thin type electric cylinder as claimed in claim 1, wherein the first fixing block (3) is provided with a fixing hole, and the fixing hole is matched with the fixing pin (5) in size.

4. The ultra-thin type electric cylinder as claimed in claim 1, wherein the top of the second fixing block (4) is provided with a groove, the groove is communicated with the through hole, the size of the groove is matched with that of the first fixing block (3), and the four second fixing blocks (4) are respectively positioned below the four first fixing blocks (3).

5. The ultra-thin type electric cylinder as claimed in claim 1, wherein the first gear (9) is engaged with the second gear (11), and one end of the rotating shaft (10) penetrates through the side walls of the base (2) and the housing (8) and is connected with a screw rod (12).

6. The ultra-thin type electric cylinder according to claim 1, characterized in that the piston rod (14) is located outside the screw (12).