CN218473005U

CN218473005U - Fixing device for machining key groove on motor shaft

Info

Publication number: CN218473005U
Application number: CN202221386253.3U
Authority: CN
Inventors: 万锐松; 林振洪; 沈赞华; 韩云飞; 池炳孙
Original assignee: Fujian Zhongshengda Machinery Co ltd
Current assignee: Fujian Zhongshengda Machinery Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2023-02-10
Anticipated expiration: 2032-06-06

Abstract

The utility model belongs to the technical field of the motor shaft processing technique and specifically relates to a fixing device for motor shaft processing keyway, including the base with, both ends are all fixed and are provided with fixed baseplate about the base, are provided with the sliding installation groove on the fixed baseplate, and the sliding is provided with the carriage of two sets of symmetries on the sliding installation groove, and the carriage inboard is provided with the V type mounting of mutual symmetry, is provided with the level on the crane and runs through the crane and rotate the rotating sleeve who is connected through bearing and crane, the fixed gasbag that is provided with on the rotating sleeve's the inner wall. The utility model discloses in, the sliding frame of setting can be fixed the motor shaft on two sets of fixed baseplate under the servo motor drive, and is fixed efficient, and the displacement about the crane of setting can be realized under the drive of lift hydraulic stem, and the rotary drum sleeve of rotatory setting has inside set up fixed gasbag on the crane, and the motor shaft is aerifyd fixed gasbag after inserting and can be realized the fixed to the motor shaft, and rotatable rotating sleeve adjusting motor axle keyway open-ended angle.

Description

Fixing device for machining key groove on motor shaft

Technical Field

The utility model relates to a motor shaft processing technology field specifically is a fixing device for motor shaft processing keyway.

Background

The motor shaft is the indispensable accessory of motor, in the motor shaft course of working, need use the instrument to open a groove that matches with the key on the motor shaft, in order to improve the fluting precision, can use motor shaft fixing device usually, common motor shaft fixing device on the market, after the fluting is accomplished in motor shaft one side, need dismantle the motor shaft, rotatory reuse fixing device is fixed after the opposite side, when causing position deviation easily, the operating efficiency is low, consequently, propose a fixing device for motor shaft processing keyway to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixing device for motor shaft processing keyway, the carriage of setting can be fixed the motor shaft on two sets of fixed bases under the servo motor drive, fixed efficient, the elevator frame of setting can realize displacement about under the drive of lift hydraulic stem, the rotary drum sleeve of rotatory setting has set up fixed gasbag on the crane, the motor shaft is aerifyd the fixed gasbag after inserting and can be realized the fixing to the motor shaft, and rotatable rotating sleeve adjusts motor shaft keyway open-ended angle to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a fixing device for machining a key groove on a motor shaft comprises:

the device comprises a base, wherein fixed bases are fixedly arranged at the left end and the right end of the base, sliding installation grooves are formed in the fixed bases, two groups of symmetrical sliding frames are arranged on the sliding installation grooves in a sliding mode, and V-shaped fixing pieces which are symmetrical to each other are arranged on the inner sides of the sliding frames;

the lifting frame is provided with a rotating sleeve which horizontally penetrates through the lifting frame and is rotationally connected with the lifting frame through a bearing, and a fixed air bag is fixedly arranged on the inner wall of the rotating sleeve;

elevating system, elevating system specifically include the baffle and set up the lift hydraulic stem on the baffle, and the fixed baseplate inboard is provided with the mounting groove, and the baffle transversely sets up at the mounting groove middle part, lift hydraulic stem top and crane fixed connection.

As an optimal scheme, the mounting groove specifically sets up in the inboard middle part position of fixed baseplate, and two sets of fixed baseplate's mounting groove symmetry each other all is provided with the lift groove on the both sides inner wall around in the baffle top in the mounting groove, and both sides all slide the setting between the lift groove through the slider around the crane.

As a preferred scheme, the fixed air bag is an annular rubber air bag, an inflation pipe connected with the air supply pump is arranged on the fixed air bag, and an anti-skid groove is arranged on the inner wall of the fixed air bag.

As a preferred scheme, a connecting groove is formed in the lower portion of the sliding installation groove on the fixed base, a left-handed screw rod and a right-handed screw rod are rotatably arranged in the connecting groove, screw nuts in threaded connection with the corresponding screw grooves are arranged on the left-handed screw rod and the right-handed screw rod in opposite rotating directions, and the tops of the screw nuts are fixedly connected with the sliding frame bottom plate.

As a preferred scheme, a servo motor is fixedly arranged on the front side panel of the fixed base on the front side of the connecting groove, and a kinetic energy output shaft of the servo motor is fixedly connected with the left and right screw rods.

As a preferred scheme, symmetrical V-shaped grooves are formed in the opposite sides of the two groups of V-shaped fixing pieces, and rubber anti-slip strips are fixedly arranged on the inner walls of the V-shaped grooves.

By the foregoing the utility model provides a technical scheme can find out, the utility model provides a pair of fixing device is used to motor shaft processing keyway, beneficial effect is:

1. two groups of symmetrical fixed bases are arranged at two ends of the base, two groups of sliding frames driven by left and right screw rods driven by a servo motor to realize opposite or back-to-back displacement are arranged at the top of each fixed base in a sliding manner, V-shaped fixing pieces are arranged on opposite sides of each sliding frame, and when the sliding frames are close to each other, the V-shaped fixing pieces can realize the fixation of a motor shaft;

2. the fixed baseplate inboard has set up the lift groove, and this lift groove top has set up the crane that can realize displacement from top to bottom by the drive of lift hydraulic stem, has set up on this crane and has transversely run through the crane and rotate the rotating sleeve who is connected through bearing and crane, and in inserting the rotating sleeve with the motor shaft, the fixed gasbag that sets up in the rotating sleeve can realize fixing the motor shaft after aerifing, and the rotation can drive the motor shaft rotatory, can realize the regulation to motor shaft rotation angle.

Drawings

Fig. 1 is a schematic view of the overall structure of the fixing device for machining a key groove on a motor shaft of the present invention;

FIG. 2 is a schematic cross-sectional view of a fixing base of the fixing device for machining a key groove on a motor shaft according to the present invention;

FIG. 3 is a front view of a lifting frame of a fixing device for machining a key groove on a motor shaft of the present invention;

fig. 4 is the utility model relates to a motor shaft processing fixing device for keyway fixes gasbag structure sketch map.

In the figure: 1. a base; 2. a fixed base; 201. mounting grooves; 202. a partition plate; 203. a lifting groove; 204. a lifting hydraulic rod; 3. a lifting frame; 301. rotating the sleeve; 302. a bearing; 303. fixing the air bag; 304. an anti-slip groove; 305. an inflation tube; 4. a sliding mounting groove; 401. a carriage; 402. a V-shaped fixing member; 403. connecting grooves; 404. a left-right screw rod; 405. a feed screw nut; 406. a servo motor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely 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, 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 to implicitly indicate 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 defined otherwise.

For better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the present invention.

As shown in fig. 1-4, the embodiment of the utility model provides a fixing device for motor shaft processing keyway, include:

the automatic adjusting device comprises a base 1, wherein fixed bases 2 are fixedly arranged at the left end and the right end of the base 1, a sliding installation groove 4 is formed in the fixed base 2, two groups of symmetrical sliding frames 401 are arranged on the sliding installation groove 4 in a sliding mode, mutually symmetrical V-shaped fixed pieces 402 are arranged on the inner sides of the sliding frames 401, a connection groove 403 is formed in the fixed base 2 below the sliding installation groove 4, a left rotating screw rod 404 and a right rotating screw rod 404 are rotatably arranged in the connection groove 403, screw nuts 405 in threaded connection with corresponding screw grooves are arranged on screw grooves in opposite rotating directions at the left end and the right end of the left rotating screw rod 404, the top of each screw nut 405 is fixedly connected with a bottom plate of the sliding frame 401, a servo motor 406 is fixedly arranged on the front side panel of the connection groove 403 on the front side of the fixed base 2, and a kinetic energy output shaft of the servo motor 406 is fixedly connected with the left rotating screw rod 404 and the right rotating screw rod 404;

the lifting frame 3 is provided with a rotating sleeve 301 which horizontally penetrates through the lifting frame 3 and is rotatably connected with the lifting frame 3 through a bearing 302, the inner wall of the rotating sleeve 301 is fixedly provided with a fixed air bag 303, the fixed air bag 303 is an annular rubber air bag, an inflation tube 305 connected with an air supply pump is arranged on the fixed air bag 303, and the inner wall of the fixed air bag 303 is provided with an anti-skidding groove 304;

elevating system, elevating system specifically include baffle 202 and the lift hydraulic stem 204 of setting on

baffle

202, and 2 inboards of fixed baseplate are provided with mounting groove 201, and baffle 202 transversely sets up in mounting groove 201 middle part, lift hydraulic stem 204 top and crane 3 fixed connection.

Among the above-mentioned device, mounting groove 201 specifically sets up the middle part position in fixed baseplate 2 is inboard, and two sets of fixed baseplate 2's mounting groove 201 are symmetrical each other, all is provided with lifting groove 203 on the both sides inner wall around in baffle 202 top in mounting groove 201, and both sides all slide through the slider and set up between lifting groove 203 around crane 3.

In the device, symmetrical V-shaped grooves are formed in the opposite sides of the two groups of V-shaped fixing pieces 402, and rubber anti-slip strips are fixedly arranged on the inner walls of the V-shaped grooves.

Embodiments of the present invention will be described in further detail below with reference to the accompanying drawings:

referring to fig. 1-4, including a base 1 and a lifting frame 3, a fixed base 2 is fixedly disposed at both left and right ends of the base 1, a sliding mounting groove 4 is disposed on the fixed base 2, two symmetrical sliding frames 401 are slidably disposed on the sliding mounting groove 4, V-shaped fixing members 402 are disposed at inner sides of the sliding frames 401, a connecting groove 403 is disposed below the sliding mounting groove 4 on the fixed base 2, a left and right screw rod 404 is rotatably disposed inside the connecting groove 403, screw nuts 405 threadedly connected with corresponding screw grooves are disposed on screw grooves with opposite rotation directions at left and right ends on the left and right screw rods 404, top of the screw nuts 405 are fixedly connected with bottom plates of the sliding frames 401, a servo motor 406 is fixedly disposed at front side panels of the connecting groove 403 on front side panels of the fixed base 2, a kinetic energy output shaft of the servo motor 406 is fixedly connected with the left and right screw rods 404, a rotating sleeve 301 which horizontally penetrates through the lifting frame 3 and is rotatably connected with the lifting frame 3 through a bearing 302 is disposed on the lifting frame 3, a fixed air bag 303 is fixedly disposed on inner walls of the rotating sleeve 301, a fixed air bag 303 is an annular rubber air bag 303, a hydraulic pressure bar 201 is disposed on the inner side of the fixed air bag 303, a hydraulic pressure bar 201 disposed on the middle portion of the lifting frame 201, and a fixed air bag 201 disposed on the lifting frame 201, and a hydraulic pressure bar 201 disposed on the lifting frame 201, and the lifting frame 201, a hydraulic pressure bar 201 is disposed on the inner side of the lifting frame 201.

Wherein, the opposite side of two sets of V type mountings 402 is provided with symmetrical V type groove, fixes the rubber antislip strip of arranging on the V type inslot wall.

The mounting grooves 201 of the two groups of fixing bases 2 are symmetrical to each other, the inner walls of the front side and the rear side above the partition plate 202 in the mounting grooves 201 are respectively provided with a lifting groove 203, the front side and the rear side of the lifting frame 3 are arranged between the lifting grooves 203 in a sliding manner through a sliding part, the two ends of the motor shaft are respectively inserted into the rotating sleeves 301 of the lifting frame 3, after the motor shaft is fixed by the fixing air bags 303, the position of the motor shaft is adjusted to the position of the center line of the V-shaped groove of the displacement V-shaped fixing part 402 by the lifting hydraulic rod 204, and then the two sliding frames 401 are pneumatically pressed towards the direction of the motor shaft by the servo motor, so that the motor shaft is fixed;

further, the lifting hydraulic rod 204 is provided with a locking structure, and is automatically locked when the movement stops, when the motor shaft is fixed, the circle center of the rotating sleeve 301 coincides with the center line intersection point of the V-shaped groove of the V-shaped fixing piece 402, after the groove is formed on one side of the motor shaft, the V-shaped fixing piece 402 releases the motor shaft, the grooved surface on the other side of the motor shaft rotates to the designated direction, the motor shaft is fixed by the V-shaped fixing piece 402 again, and the direction of the grooved surface of the motor shaft can be quickly adjusted on the premise of maintaining the position of the motor shaft.

The working principle of the embodiment is as follows: through the fixed baseplate that sets up two sets of symmetries at the base both ends, this fixed baseplate top slides and sets up two sets ofly and drives left and right rotary screw rod by servo motor and realize in opposite directions or the carriage of carrying on the back displacement mutually, the carriage is the side in opposite directions and has been set up V type mounting, when the carriage is close to each other, V type mounting can realize the fixed to the motor shaft, the fixed baseplate inboard has set up the lift groove, this lift groove top has set up the crane that can realize displacement from top to bottom by the lift hydraulic stem drive, set up on this crane and transversely run through the crane and rotate the rotating sleeve of being connected through bearing and crane, it is intraductal to insert the rotating sleeve with the motor shaft, the fixed gasbag that sets up in the rotating sleeve can realize fixing the motor shaft after aerifing, the rotating sleeve can drive the motor shaft rotatory, can realize the regulation to motor shaft rotation angle.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a motor shaft processing fixing device for keyway which characterized in that: the method comprises the following steps:

the device comprises a base (1), wherein fixed bases (2) are fixedly arranged at the left end and the right end of the base (1), a sliding installation groove (4) is formed in each fixed base (2), two groups of symmetrical sliding frames (401) are arranged on each sliding installation groove (4) in a sliding mode, and V-shaped fixing pieces (402) which are symmetrical to each other are arranged on the inner sides of the sliding frames (401);

the lifting frame (3) is provided with a rotating sleeve (301) which horizontally penetrates through the lifting frame (3) and is rotatably connected with the lifting frame (3) through a bearing (302), and a fixed air bag (303) is fixedly arranged on the inner wall of the rotating sleeve (301);

the lifting mechanism specifically comprises a partition plate (202) and a lifting hydraulic rod (204) arranged on the partition plate (202), wherein a mounting groove (201) is formed in the inner side of the fixing base (2), the partition plate (202) is transversely arranged in the middle of the mounting groove (201), and the top of the lifting hydraulic rod (204) is fixedly connected with the lifting frame (3).

2. The fixing device for machining the key groove of the motor shaft as claimed in claim 1, wherein: mounting groove (201) specifically set up in the inboard middle part position of fixed baseplate (2), mounting groove (201) mutual symmetry of two sets of fixed baseplate (2), all be provided with lifting groove (203) on the inside front and back both sides inner wall of baffle (202) top in mounting groove (201), both sides all slide the setting between lifting groove (203) through the slider around crane (3).

3. The fixing device for machining the key groove of the motor shaft as claimed in claim 1, wherein: the fixed air bag (303) is an annular rubber air bag, an inflation tube (305) connected with an air supply pump is arranged on the fixed air bag (303), and an anti-skid groove (304) is formed in the inner wall of the fixed air bag (303).

4. The fixing device for the motor shaft keyway of claim 1, which is characterized in that: fixed baseplate (2) are gone up and are provided with spread groove (403) in sliding mounting groove (4) below, spread groove (403) inside is rotated and is provided with left and right sides screw rod (404), it revolves all to be provided with on the opposite thread groove with corresponding thread groove threaded connection's screw-nut (405) to control both ends on screw rod (404) to revolve, screw-nut (405) top and carriage (401) bottom plate fixed connection.

5. The fixing device for machining the key groove of the motor shaft as claimed in claim 1, wherein: a servo motor (406) is fixedly arranged on the front side panel of the fixed base (2) on the front side of the connecting groove (403), and a kinetic energy output shaft of the servo motor (406) is fixedly connected with the left and right screw rods (404).

6. The fixing device for machining the key groove of the motor shaft as claimed in claim 1, wherein: symmetrical V-shaped grooves are formed in the opposite sides of the two groups of V-shaped fixing pieces (402), and rubber anti-slip strips are fixedly arranged on the inner walls of the V-shaped grooves.