CN215919449U

CN215919449U - Workpiece rotating and clamping device

Info

Publication number: CN215919449U
Application number: CN202122307409.6U
Authority: CN
Inventors: 孙奇; 宋宪龙
Original assignee: Qiqihar Shutong Precision Manufacturing Co ltd
Current assignee: Qiqihar Shutong Precision Manufacturing Co ltd
Priority date: 2021-09-23
Filing date: 2021-09-23
Publication date: 2022-03-01
Anticipated expiration: 2031-09-23

Abstract

The utility model discloses a workpiece rotary clamping device which comprises a base, wherein a left-handed screw nut is arranged inside a first limiting block, a right-handed screw nut is arranged inside a second limiting block, a left-handed screw rod is connected with the inside of the left-handed screw nut in a threaded manner, a right-handed screw rod is connected with the inside of the right-handed screw nut in a threaded manner, the top of the first limiting block is fixedly connected to the bottom of a first supporting seat, and the top of the second limiting block is fixedly connected to the bottom of a second supporting seat. According to the utility model, as the left-handed screw nut and the right-handed screw nut have opposite screw threads, the rocking bar is rocked to drive the right-handed screw rod and the left-handed screw rod to rotate, so that the first limiting block and the second limiting block simultaneously move horizontally inwards, and the first supporting seat and the second supporting seat simultaneously move inwards to clamp a workpiece.

Description

Workpiece rotating and clamping device

Technical Field

The utility model relates to the technical field of machining equipment, in particular to a workpiece rotating and clamping device.

Background

With the increasing complexity of device design, the same device needs to be processed on multiple surfaces, and particularly, when the device is derusted, polished and processed by laser, the device needs to be clamped and rotated.

At present, most workpiece rotary clamping devices have two defects, namely, the workpiece cannot be quickly positioned, and the workpiece is not stable enough during clamping, so that processing errors are caused.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a workpiece rotating and clamping device.

In order to achieve the purpose, the utility model adopts the following technical scheme: the workpiece rotating and clamping device comprises a base, wherein sliding grooves are formed in the front and rear parts of the interior of the base, a first sliding block and a second sliding block are respectively connected to the left side and the right side of the interior of the sliding grooves in a sliding manner, the inner end of the first sliding block is respectively fixedly connected to the front and rear parts of a first limiting block, the inner end of the second sliding block is respectively fixedly connected to the front and rear parts of a second limiting block, a left-handed screw nut is arranged in the first limiting block, a right-handed screw nut is arranged in the second limiting block, a left-handed screw rod is connected to the inner thread of the left-handed screw nut, a right-handed screw rod is connected to the inner thread of the right-handed screw nut, the top of the first limiting block is fixedly connected to the bottom of a first supporting seat, the top of the second limiting block is fixedly connected to the bottom of a second supporting seat, and roller grooves are formed in the upper end and the lower end of the middle part of the interior of the first supporting seat and the second supporting seat, the inside in gyro wheel groove all is provided with the axis of rotation, the inside well lower extreme of second supporting seat is provided with the drive wheel, the lower extreme fixed connection at the rear portion of protection box at the anterior middle part of second supporting seat, the last lower extreme at the inside middle part of first supporting seat and the inside well upper end of second supporting seat all are provided with from the driving wheel, the drive wheel all rotates the external diameter of connecting at the frock cover with the external diameter from the driving wheel, the internal diameter of frock cover is provided with the lug, the lug block is in the inside of recess, the recess sets up the external diameter at the barrel.

As a further description of the above technical solution:

the right side fixed connection of levogyration lead screw is in the left side of connecting axle, the left side fixed connection of dextrorotation lead screw is in the left side of connecting axle.

As a further description of the above technical solution:

and the outer side of the right-handed screw rod is fixedly connected with a rocker.

As a further description of the above technical solution:

the both ends of axis of rotation all rotate the inside of connecting at first supporting seat and second supporting seat.

As a further description of the above technical solution:

the driving wheel is arranged in the roller groove, and the inner diameter of the driving wheel is fixedly connected to the middle end of the outer diameter of the rotating shaft.

As a further description of the above technical solution:

the protection box is characterized in that a motor is arranged inside the protection box, and a driving end of the motor is fixedly connected with a rotating shaft.

As a further description of the above technical solution:

the inner diameters of the driven wheels are fixedly connected to the middle end of the outer diameter of the rotating shaft.

As a further description of the above technical solution:

and a rubber layer is arranged on the inner diameter of the tool sleeve.

The utility model has the following beneficial effects:

1. according to the utility model, the first limiting block and the second limiting block are horizontally moved through the sliding groove, the first sliding block and the second sliding block, the left-handed screw nut and the right-handed screw nut are opposite in thread direction, the right-handed screw rod and the left-handed screw rod are driven to rotate by rocking the rocker, the first limiting block and the second limiting block are horizontally moved inwards at the same time, and the first supporting seat and the second supporting seat move inwards at the same time to clamp a workpiece.

2. According to the utility model, the rotating shaft is driven to rotate by the working of the motor, the driving wheel is driven to rotate by the rotation of the rotating shaft, the driving wheel can drive the driven wheel to rotate by driving the gun barrel to rotate, the required rotary friction force can be obtained by clamping, the intermittent rotation or continuous rotation of the workpiece can be realized, the tool sleeve is sleeved on the gun barrel in advance before the machine is installed, the workpiece can be better protected by the lug, the rubber layer and the groove, the rotation is stable, the rotary friction force is increased, and the axial force in the process of cleaning the chamber is enhanced.

Drawings

Fig. 1 is a perspective front view of a workpiece rotating clamping device according to the present invention;

fig. 2 is a front sectional view of the work rotating clamping apparatus according to the present invention;

fig. 3 is a right side sectional view of the protective case according to the present invention;

fig. 4 is a front view of the gun barrel according to the present invention.

Illustration of the drawings:

1. a base; 2. a chute; 3. a first slider; 4. a second slider; 5. a first stopper; 6. a second limiting block; 7. a left-handed screw; 8. screwing a screw; 9. a left-handed screw rod; 10. a connecting shaft; 11. a right-handed screw rod; 12. a rocker; 13. a first support base; 14. a second support seat; 15. a roller groove; 16. a rotating shaft; 17. a drive wheel; 18. a protective case; 19. a motor; 20. a driven wheel; 21. sleeving a tool; 22. a bump; 23. a rubber layer; 24. a gun barrel; 25. and (4) a groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, 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 in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a workpiece rotary clamping device comprises a base 1, sliding grooves 2 are arranged at the front and rear parts inside the base 1, a first sliding block 3 and a second sliding block 4 are respectively connected at the left side and the right side inside the sliding grooves 2 in a sliding manner, the inner end of the first sliding block 3 is respectively fixedly connected at the front and rear parts of a first limiting block 5, the inner end of the second sliding block 4 is respectively fixedly connected at the front and rear parts of a second limiting block 6, the first limiting block 5 and the second limiting block 6 can horizontally move through the sliding grooves 2, the first sliding block 3 and the second sliding block 4, a left-handed screw nut 7 is arranged inside the first limiting block 5, a right-handed screw nut 8 is arranged inside the second limiting block 6, the thread directions of the left-handed screw nut 7 and the right-handed screw nut 8 are opposite, a left-handed screw rod 9 is connected with the inner thread of the left-handed screw nut 7, a right-handed screw rod 11 is connected with the inner thread of the right-handed screw nut 8, the top of the first limiting block 5 is fixedly connected at the bottom of a first supporting seat 13, the top of the second limiting block 6 is fixedly connected to the bottom of the second supporting seat 14, the first limiting block 5 and the second limiting block 6 move horizontally inwards at the same time through the rotation of the right-handed screw rod 11 and the left-handed screw rod 9, at the moment, the first supporting seat 13 and the second supporting seat 14 move inwards at the same time to clamp the workpiece, the workpiece can be positioned quickly, the time is saved, and the working efficiency is greatly improved, the upper end and the lower end of the middle part inside the first supporting seat 13 and the second supporting seat 14 are both provided with the roller groove 15, the rotating shaft 16 is arranged inside the roller groove 15, the middle lower end and the middle inside the second supporting seat 14 are provided with the driving wheel 17, the lower end and the middle part of the middle part in the front part of the second supporting seat 14 are fixedly connected to the rear part of the protective box 18, the upper end and the lower end and the middle inside the second supporting seat 13 are both provided with the driven wheel 20, and the driving wheel 17 and the outer diameter of the driven wheel 20 are both rotatably connected to the outer diameter of the tooling sleeve 21, the internal diameter of frock cover 21 is provided with lug 22, the lug 22 block is in the inside of recess 25, recess 25 sets up the external diameter at barrel 24, it makes drive wheel 17 rotate to rotate through axis of rotation 16, drive wheel 17 can make from the driving wheel 20 rotatory through driving barrel 24 is rotatory, overlap frock cover 21 on barrel 24 in advance before the machine is gone up, through lug 22 and 23 rubber layer and recess 25 better protection work piece, it is rotatory steady, increase rotatory frictional force, and provide and strengthened the axial force of wiping the thorax in-process, be worth wideling popularize.

The right side of a left-handed screw rod 9 is fixedly connected to the left side of a connecting shaft 10, the left side of a right-handed screw rod 11 is fixedly connected to the left side of the connecting shaft 10, the right-handed screw rod 11 rotates through the connecting shaft 10 to enable the left-handed screw rod 9 to rotate, a rocker 12 is fixedly connected to the outer side of the right-handed screw rod 11, the right-handed screw rod 11 rotates through the rocker 12, two ends of a rotating shaft 16 are rotatably connected to the inner portions of a first supporting seat 13 and a second supporting seat 14, a driving wheel 17 is arranged inside a roller groove 15, the inner diameter of the driving wheel 17 is fixedly connected to the middle end of the outer diameter of the rotating shaft 16, a motor 19 is arranged inside a protection box 18, a driving end of the motor 19 is fixedly connected with the rotating shaft 16, the rotating shaft 16 is driven to rotate through the operation of the motor 19, the inner diameter of a driven wheel 20 is fixedly connected to the middle end of the outer diameter of the rotating shaft 16, and the driving wheel 17 and the driven wheel 20 move and are stable in position inside the roller groove 15 through the roller groove 15 and the rotating shaft 16, the rubber layer 23 is provided on the inner diameter of the tool sleeve 21, and the rubber layer 23 increases the frictional force between the tool sleeve 21 and the gun barrel 25.

The working principle is as follows: the first limit block 5 and the second limit block 6 can be horizontally moved through the chute 2, the first slide block 3 and the second slide block 4, the left-handed screw 7 and the right-handed screw 8 have opposite thread directions, the right-handed screw 11 is rotated by shaking the rocker 12, the right-handed screw 11 is rotated to rotate the left-handed screw 9 through the connecting shaft 10, the first limit block 5 and the second limit block 6 are simultaneously horizontally moved inwards through the rotation of the right-handed screw 11 and the left-handed screw 9, at the same time, the first support seat 13 and the second support seat 14 are simultaneously moved inwards to clamp a workpiece, the workpiece can be quickly positioned in this way, the working efficiency is greatly improved, the driving wheel 17 and the driven wheel 20 are moved and stably positioned in the roller groove 15 through the roller groove 15 and the rotating shaft 16, the rotating shaft 16 is driven to rotate through the work of the motor 19, the driving wheel 17 is rotated through the rotating shaft 16, the driving wheel 17 can enable the driven wheel 20 to rotate by driving the gun barrel 24 to rotate, required rotating friction force can be obtained by clamping, intermittent rotation or continuous rotation of workpieces can be achieved, the tool sleeve 21 is sleeved on the gun barrel 24 in advance before the machine is installed, the workpieces can be better protected through the convex blocks 22 and 23 rubber layers and the grooves 25, the rotation is stable, the rotating friction force is increased, the axial force in the process of cleaning the chamber is enhanced, and the device is worthy of being widely popularized.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a work piece rotary clamping device, includes base (1), its characterized in that: the front and back parts of the interior of the base (1) are respectively provided with a sliding groove (2), the left side and the right side of the interior of the sliding groove (2) are respectively connected with a first sliding block (3) and a second sliding block (4) in a sliding manner, the inner end of the first sliding block (3) is respectively fixedly connected with the front and back parts of a first limiting block (5), the inner end of the second sliding block (4) is respectively fixedly connected with the front and back parts of a second limiting block (6), the interior of the first limiting block (5) is provided with a left-handed screw nut (7), the interior of the second limiting block (6) is provided with a right-handed screw nut (8), the interior of the left-handed screw nut (7) is in threaded connection with a left-handed screw rod (9), the interior of the right-handed screw nut (8) is in threaded connection with a right-handed screw rod (11), the top of the first limiting block (5) is fixedly connected with the bottom of a first supporting seat (13), and the top of the second limiting block (6) is fixedly connected with the bottom of a second supporting seat (14), the upper and lower ends at the inside middle part of first supporting seat (13) and second supporting seat (14) all are provided with gyro wheel groove (15), the inside of gyro wheel groove (15) all is provided with axis of rotation (16), the well lower extreme of second supporting seat (14) inside is provided with drive wheel (17), the lower extreme fixed connection at the rear portion of protective box (18) at the anterior middle part of second supporting seat (14), the upper and lower end at the inside middle part of first supporting seat (13) and second supporting seat (14) all are provided with from driving wheel (20), drive wheel (17) and the external diameter of following driving wheel (20) are all rotated and are connected the external diameter at frock cover (21), the internal diameter of frock cover (21) is provided with lug (22), lug (22) block is in the inside of recess (25), recess (25) set up the external diameter at gun barrel (24).

2. The workpiece rotary clamping device of claim 1, wherein: the right side fixed connection of levogyration lead screw (9) is in the left side of connecting axle (10), the left side fixed connection of dextrorotation lead screw (11) is in the left side of connecting axle (10).

3. The workpiece rotary clamping device of claim 1, wherein: the outer side of the right-handed screw rod (11) is fixedly connected with a rocker (12).

4. The workpiece rotary clamping device of claim 1, wherein: and the two ends of the rotating shaft (16) are rotatably connected to the inside of the first supporting seat (13) and the inside of the second supporting seat (14).

5. The workpiece rotary clamping device of claim 1, wherein: the driving wheel (17) is arranged in the roller groove (15), and the inner diameter of the driving wheel (17) is fixedly connected to the middle end of the outer diameter of the rotating shaft (16).

6. The workpiece rotary clamping device of claim 1, wherein: a motor (19) is arranged inside the protection box (18), and a driving end of the motor (19) is fixedly connected with a rotating shaft (16).

7. The workpiece rotary clamping device of claim 1, wherein: the inner diameters of the driven wheels (20) are fixedly connected to the middle end of the outer diameter of the rotating shaft (16).

8. The workpiece rotary clamping device of claim 1, wherein: the inner diameter of the tool sleeve (21) is provided with a rubber layer (23).