CN221047829U - Automatic shaft clamping device - Google Patents

Abstract

The utility model belongs to the technical field of shaft clamps, and discloses an automatic shaft clamping device which comprises a clamping seat, wherein two splicing seats are symmetrically and fixedly arranged on the left side and the right side of the top of the clamping seat, a first rotating seat is fixedly arranged at the outer side end of each splicing seat, a second rotating seat is integrally formed at the outer side end of each clamping rod, a first connecting rod is rotatably arranged on each second rotating seat, an inserting rod is fixedly arranged at the outer side end of each toothed plate, the toothed plates are movably inserted on the inner wall of the clamping seat through the inserting rods, a third rotating seat is fixedly arranged at one end, far away from the toothed plates, of each inserting rod, a second connecting rod is rotatably arranged between one third rotating seat and each first connecting rod, a driving motor is fixedly arranged at the rear end of the clamping seat, the output end of the driving motor is fixedly connected with a transmission shaft, and a gear is fixedly sleeved on the transmission shaft and is simultaneously meshed with the two toothed plates; the clamping device can be matched with external control equipment to automatically clamp shafts with different diameters and lengths, and can axially and radially limit the shaft rod, so that the clamping device is firmer.

Description

Automatic shaft clamping device

Technical Field

The utility model belongs to the technical field of shaft clamps, and particularly relates to an automatic shaft clamping device.

Background

With the rapid development of industry, the higher the efficiency of part processing production is required, the more recently, the automated production is fast rising, the unmanned production is realized, and the labor cost is reduced, so that the automation equipment is more and more popular, and the main shaft processing is one of important components of the automation production equipment. The clamping device is required to be used for clamping and fixing the shaft rod in the shaft machining process, the traditional shaft clamping device is required to be manually positioned, the efficiency is low, axial and radial double limiting cannot be carried out on the shaft rods with different diameters and lengths at the same time, the firmness is low, and the machining quality is affected.

Disclosure of utility model

In order to solve the technical problems, the utility model provides the following technical scheme:

The utility model relates to an automatic shaft clamping device which comprises a clamping seat, wherein a placing seat is fixedly arranged at the center of the top of the clamping seat, two inserting seats are symmetrically and fixedly arranged at the left side and the right side of the top of the clamping seat, a first rotating seat is fixedly arranged at the outer side end of one inserting seat, a clamping assembly is arranged on the clamping seat and comprises two clamping rods, a toothed plate and a driving motor, the two clamping rods are respectively and movably inserted into the two inserting seats, a second rotating seat is integrally formed at the outer side end of the clamping rods, a first connecting rod is rotatably arranged on the second rotating seat, an inserting rod is fixedly arranged at the outer side end of the toothed plate, the toothed plate is movably inserted into the inner wall of the clamping seat through the inserting rod, a third rotating seat is fixedly arranged at one end of the inserting rod far away from the toothed plate, a second connecting rod is rotatably arranged between the third rotating seat and the first connecting rod, the driving motor is fixedly arranged at the rear end of the clamping seat, the driving motor is fixedly connected with a driving shaft, the driving shaft is rotatably arranged between the front end wall and the rear end wall of the clamping seat, a gear is fixedly sleeved on the driving shaft, and the toothed plate is simultaneously meshed with the toothed plate.

As a preferable technical scheme of the utility model, a vertical plate is integrally formed at the rear side of the top of the clamping seat, and an anti-slip top seat is arranged at the front end of the vertical plate.

As a preferable technical scheme of the utility model, the placement seat is provided with a placement groove of an inverted trapezoidal table.

As a preferable technical scheme of the utility model, one end face, close to each other, of the two clamping rods is parallel to the slope surface of the placing groove on the placing seat.

As a preferable technical scheme of the utility model, the toothed plate is provided with two toothed plates, and the left, right, upper and lower double mirror images are arranged in the clamping seat.

As a preferable technical scheme of the utility model, a spring is fixedly connected between the second rotating seat and the inserting seat, and the spring is sleeved outside the clamping rod.

The beneficial effects achieved by the utility model are as follows:

Can place the axostylus axostyle on placing the seat, drive the motor through external control equipment control drive motor and drive the transmission shaft and rotate, the transmission shaft rotates and drives the gear and rotate, and the gear rotates and drives two pinion racks and be close to each other with the speed to drive two clamping bars with the speed respectively through first connecting rod and second connecting rod and be close to each other, two clamping bars cooperation place the seat and can press from both sides tight location to the axostylus axostyle, reach self-holding's purpose, in conclusion, this clamping device can cooperate external control equipment to carry out self-holding to the axle class of different diameters and length, and can carry out axial and radial spacing to the axostylus axostyle, it is more firm.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of an automatic shaft clamping device according to the present utility model;

FIG. 2 is a schematic view of a holder in an automatic shaft clamping device according to the present utility model;

Fig. 3 is a schematic view showing a structure of a clamping assembly in the automatic shaft clamping device according to the present utility model.

In the figure: 1. a clamping seat; 101. a vertical plate; 102. an anti-slip top seat; 103. a placement seat; 104. a socket; 105. a first rotating seat; 2. a clamping assembly; 201. a clamping rod; 202. a toothed plate; 203. a drive motor; 204. a second rotating seat; 205. a first link; 206. a rod; 207. a third rotating seat; 208. a second link; 209. a spring; 210. a transmission shaft; 211. a gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples: as shown in fig. 1-3, an automatic shaft clamping device comprises a clamping seat 1, a placing seat 103 is fixedly installed in the center of the top of the clamping seat 1, two inserting seats 104 are symmetrically and fixedly installed on the left side and the right side of the top of the clamping seat 1, a first rotating seat 105 is fixedly installed on the outer side end of each inserting seat 104, a clamping component 2 is arranged on the clamping seat 1, the clamping component 2 comprises two clamping rods 201, a toothed plate 202 and a driving motor 203, the two clamping rods 201 are respectively and movably inserted on the two inserting seats 104, a second rotating seat 204 is integrally formed on the outer side end of the clamping rod 201, a first connecting rod 205 is rotatably installed on the second rotating seat 204, an inserting rod 206 is fixedly installed on the outer side end of the toothed plate 202, the toothed plate 202 is movably inserted on the inner wall of the clamping seat 1 through the inserting rod 206, a third rotating seat 207 is fixedly installed on one end of the inserting rod 206 away from the toothed plate 202, a second connecting rod 208 is rotatably arranged between one third rotating seat 207 and the first connecting rod 205, a driving motor 203 is fixedly arranged at the rear end of the clamping seat 1, the output end of the driving motor 203 is fixedly connected with a transmission shaft 210, the transmission shaft 210 is rotatably arranged between the front end wall and the rear end wall of the clamping seat 1, a gear 211 is fixedly sleeved on the transmission shaft 210 and is simultaneously meshed and connected with two toothed plates 202, a shaft rod can be placed on the placement seat 103, the driving motor 203 is controlled by an external control device to drive the transmission shaft 210 to rotate, the transmission shaft 210 rotates to drive the gear 211 to rotate, the gear 211 rotates to drive the two toothed plates 202 to mutually approach at the same speed, and the two clamping rods 201 are respectively driven to mutually approach at the same speed by the first connecting rod 205 and the second connecting rod 208, and the two clamping rods 201 are matched with the placement seat 103 to clamp and position the shaft rod, so that the purpose of automatic clamping is achieved;

The rear side of the top of the clamping seat 1 is integrally provided with a vertical plate 101, and the front end of the vertical plate 101 is provided with an anti-slip top seat 102, wherein one end of a shaft rod placed on a placing seat 103 is propped against the anti-slip top seat 102 and can be axially moved by the shaft rod; the placement seat 103 is provided with a placement groove of an inverted trapezoidal table; the two clamping rods 201 are mutually close, and one end face is parallel to the slope surface of the placing groove on the placing seat 103, wherein shafts with different diameters can be adapted by adopting the design; the toothed plate 202 is provided with two toothed plates, and is arranged in the clamping seat 1 in a left-right up-down double mirror image mode; a spring 209 is fixedly connected between the second rotating seat 204 and the plug seat 104, and the spring 209 is sleeved outside the clamping rod 201, wherein the clamping rod 201 can be effectively prevented from loosening and dislocating by the elastic action of the spring 209.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

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

Claims (6)

1. An automatic shaft clamping device comprises a clamping seat (1), and is characterized in that: the utility model discloses a power transmission device, including clamping seat (1), clamping seat (1) top center department fixed mounting has place seat (103), clamping seat (1) top left and right sides symmetry fixed mounting has two grafting seats (104), grafting seat (104) outside fixed mounting has first rotation seat (105), clamping assembly (2) are equipped with on clamping seat (1), clamping assembly (2) are including clamping rod (201), pinion rack (202) and driving motor (203), clamping rod (201) are equipped with two and respectively movable the inserting on two grafting seats (104), clamping rod (201) outside end integrated into one piece has second rotation seat (204) and second rotation seat (204) go up rotation mounting has first connecting rod (205), pinion rack (202) outside end fixed mounting has inserted rod (206) and pinion rack (202) are through inserting on clamping seat (1) inner wall, pinion rack (206) one end fixed mounting has third rotation seat (207) far away from pinion rack (202), third rotation seat (207) and second rotation seat (208) are fixed between pinion rack (203) and driving motor (203) are installed in fixed connection end drive shaft (203), the transmission shaft (210) is rotatably arranged between the front end wall and the rear end wall in the clamping seat (1), a gear (211) is fixedly sleeved on the transmission shaft (210), and the gear (211) is simultaneously meshed and connected with the two toothed plates (202).

2. An axle self-clamping device as defined in claim 1, wherein: the clamping seat (1) is characterized in that a vertical plate (101) is integrally formed on the rear side of the top of the clamping seat, and an anti-slip footstock (102) is arranged at the front end of the vertical plate (101).

3. An axle self-clamping device as defined in claim 1, wherein: the placement seat (103) is provided with a placement groove of an inverted trapezoidal table.

4. An axle self-clamping device as defined in claim 1, wherein: the two clamping rods (201) are close to one end face of each other and are parallel to the slope of the placing groove on the placing seat (103).

5. An axle self-clamping device as defined in claim 1, wherein: the toothed plates (202) are arranged in the clamping seat (1) in a left-right up-down double mirror image mode.

6. An axle self-clamping device as defined in claim 1, wherein: a spring (209) is fixedly connected between the second rotating seat (204) and the plug seat (104), and the spring (209) is sleeved outside the clamping rod (201).