CN220145288U

CN220145288U - Workpiece clamping mechanism of numerical control machine tool

Info

Publication number: CN220145288U
Application number: CN202321368395.1U
Authority: CN
Inventors: 张森林; 张森; 姚洁
Original assignee: Shenzhen Juan Technology Co ltd
Current assignee: Shenzhen Juan Technology Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-12-08
Anticipated expiration: 2033-05-31

Abstract

The utility model relates to the technical field of clamping mechanisms, in particular to a workpiece clamping mechanism of a numerical control machine tool, which comprises a device shell, wherein a mechanical bin is movably connected above the device shell, a long rotating shaft is movably connected inside the device shell, a sliding block is connected with the long rotating shaft in a penetrating way, one side of the sliding block is fixedly connected with a sliding rod, a limiting plate is movably connected above the sliding block, one side of the sliding block is fixedly provided with a sliding rod, and one end of the sliding rod is fixedly provided with a connecting block; according to the utility model, the push rod is arranged, when the device is used, the push rod is pulled firstly, then the push rod drives the limiting plate at one end to move, the limiting plate drives the slide bar at one side to move, the slide block moves to one side under the limit of the long rotating shaft, and the connecting block at one end of the slide block is driven to move to the center of the device shell, so that the device can drive the mechanical bin above the device shell to move by pulling the push rod, and the device can be adjusted according to parts with different sizes.

Description

Workpiece clamping mechanism of numerical control machine tool

Technical Field

The utility model relates to the technical field of clamping mechanisms, in particular to a workpiece clamping mechanism of a numerical control machine tool.

Background

The numerical control machine tool is an automatic machine tool provided with a program control system. The control system is able to logically process a program defined by control codes or other symbolic instructions, and to decode it, expressed in coded numbers, and input to the numerical control device via the information carrier. The numerical control device sends out various control signals to control the action of the machine tool through operation processing, and parts are automatically machined according to the shape and the size required by the drawing.

The prior patent (publication number: CN 215999557U) discloses a workpiece clamping mechanism of a numerical control machine tool; the workpiece is placed on the locking seat, the positioning block is located on the left side edge of the inside of the workpiece, the adjusting block is moved left and right through the operation of the adjusting component until the adjusting block reaches the right side edge of the inside of the workpiece, the positioning block and the adjusting block are used for fixing the axial direction of the workpiece, the workpiece is further fixed on the locking seat through the compression effect of the positioning pressing plate and the adjusting pressing plate, and when the outside of the workpiece is required to be processed, the workpiece can be driven to rotate on the locking seat through the operation of the steering device, so that the processing efficiency of the workpiece is high.

The inventors found that the following problems exist in the prior art in the process of implementing the present utility model: the clamping mechanism of the device cannot be adjusted according to parts with different sizes, cannot automatically clamp the parts, and is inconvenient to take out the parts.

For this reason, it is needed to provide a workpiece clamping mechanism of a numerically controlled machine tool.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model aims to provide a workpiece clamping mechanism of a numerical control machine tool.

(II) technical scheme

In order to achieve the above purpose, the utility model provides a workpiece clamping mechanism of a numerical control machine, which adopts the following technical scheme: the device comprises a device shell, wherein a mechanical bin is movably connected above the device shell, a long rotating shaft is movably connected inside the device shell, a sliding block is connected with the long rotating shaft in a penetrating manner, a sliding rod is fixedly connected to one side of the sliding block, a limiting plate is movably connected above the sliding block, a sliding rod is fixedly installed on one side of the sliding block, a connecting block is fixedly installed at one end of the sliding rod, and a limiting rod is movably connected above the connecting block;

the inside fixed mounting of machinery room has the bed hedgehopping piece, the top fixed mounting of bed hedgehopping piece has the motor, the output of motor is through shaft coupling fixedly connected with drive gear, drive gear's below is provided with the rack, one side fixed mounting of rack has the connecting tooth, sets up like this and can carry out the centre gripping to not unidimensional part and make it more stable.

As a preferable scheme, a plurality of groups of mechanical bins are movably connected above the device shell, and a plurality of long rotating shafts are arranged inside the device shell, so that the mechanical bins can initially limit parts.

As a preferable scheme, a push rod is fixedly arranged on one side of the limiting plate, a slot corresponding to the push rod is formed on one side of the device shell, and the push rod can be controlled outside the device shell through the arrangement.

As a preferable scheme, a chute matched with the limiting rod is formed in the upper portion of the connecting block, and the lower portion of the connecting block is fixedly connected with the inner wall of the mechanical bin, so that the limiting rod can slide in the connecting block and can be limited.

As the preferable scheme, the one end fixedly connected with cylinder ejector pad of rack, connecting block and connecting rod swing joint, the setting like this can make the motor drive the cylinder ejector pad indirectly and remove.

Preferably, the transmission gear and the rack are in meshed connection, so that the transmission gear can drive the rack to move.

As the preferable scheme, the both ends of connecting rod swing joint respectively have first rotating block and second rotating block, the one end of second rotating block sets up in the outside of cylinder ejector pad, sets up like this and can make first rotating block rotate and centre gripping in one side of machinery room.

(III) beneficial effects

Compared with the prior art, the utility model provides a workpiece clamping mechanism of a numerical control machine tool, which has the following beneficial effects:

1. according to the utility model, the push rod is arranged, when the device is used, the push rod is pulled firstly, then the push rod drives the limiting plate at one end to move, the limiting plate drives the slide rod at one side to move, the slide rod drives the slide block at one end to move to one side under the limit of the long rotating shaft, the connecting block at one end of the slide block is driven to move to the center of the device shell, the slide block drives the whole mechanical bin to move, so that the first rotating block is close to a part to be clamped, and the device can be adjusted according to different sizes of parts by pulling the push rod to drive the mechanical bin above the device shell to move.

2. According to the utility model, the motor in the mechanical bin is turned on by arranging the first rotating block, the motor drives the transmission gear at the output end to rotate, the transmission gear drives the rack below to move, the rack drives the cylindrical pushing block at one end to move, the cylindrical pushing block drives the second rotating blocks at two ends to rotate, one end of the second rotating block pushes the connecting rod on the connecting block, and then the connecting rod drives the first rotating block at one end to rotate and clamp the parts, so that the parts can be accurately clamped, and the processing is convenient.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of the present utility model in inner section;

FIG. 3 is a partial perspective view of a putter in accordance with the present utility model;

FIG. 4 is a partial perspective view of the connecting rod of the present utility model;

FIG. 5 is a schematic partial perspective view of a rack of the present utility model;

fig. 6 is a partial schematic view of a connection block according to the present utility model.

In the figure: 1. a device housing; 2. a mechanical bin; 3. a long rotating shaft; 4. a slide block; 5. a slide bar; 6. a limiting plate; 7. a push rod; 8. a connecting block; 9. a limit rod; 10. a connecting rod; 11. a first rotating block; 12. a second rotating block; 13. a cylindrical push block; 14. a rack; 15. a connecting tooth; 16. a transmission gear; 17. a lifting block; 18. and a motor.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Example 1

Referring to fig. 1-6, the present embodiment provides a workpiece clamping mechanism of a numerically-controlled machine tool, including a device housing 1, a mechanical bin 2 is movably connected above the device housing 1, a long rotating shaft 3 is movably connected inside the device housing 1, a sliding block 4 is penetratingly connected with the long rotating shaft 3, one side of the sliding block 4 is fixedly connected with a sliding rod 5, a limiting plate 6 is movably connected above the sliding block 4, one side of the sliding block 4 is fixedly provided with the sliding rod 5, one end of the sliding rod 5 is fixedly provided with a connecting block 8, and a limiting rod 9 is movably connected above the connecting block 8;

the inside fixed mounting of machinery room 2 has the bed hedgehopping piece 17, and the top fixed mounting of bed hedgehopping piece 17 has motor 18, and the output of motor 18 passes through shaft coupling fixedly connected with drive gear 16, and drive gear 16's below is provided with rack 14, and one side fixed mounting of rack 14 has connecting tooth 15, sets up like this and can carry out the centre gripping to the part of equidimension and make it more stable.

The top swing joint of device shell 1 has multiunit machinery storehouse 2, and the inside of device shell 1 is provided with a plurality of long pivot 3, sets up like this and can make machinery storehouse 2 carry out preliminary spacing to the spare part, and long pivot 3 conveniently carries out spacing to slider 4.

One side of the limiting plate 6 is fixedly provided with a push rod 7, one side of the device shell 1 is provided with a slot corresponding to the push rod 7, and the push rod 7 can be controlled outside the device shell 1 through the arrangement.

The spout that matches with gag lever post 9 has been seted up to the top of connecting block 8, and the below of connecting block 8 and the inner wall fixed connection of machinery storehouse 2, set up like this can make gag lever post 9 slide in connecting block 8 to can be spacing, and connecting block 8 can drive machinery storehouse 2 and remove together.

One end of the rack 14 is fixedly connected with a cylindrical push block 13, the connecting block 8 is movably connected with the connecting rod 10, and thus the motor 18 can indirectly drive the cylindrical push block 13 to move and can control the first rotating block 11 to clamp parts.

Example 2

Referring to fig. 1-6, based on the same concept as that of the above embodiment 1, the present embodiment further proposes that the transmission gear 16 is in meshed connection with the rack 14, so that the transmission gear 16 can drive the rack 14 to move, and the cylindrical push block 13 can drive the second rotating rod to rotate.

The two ends of the connecting rod 10 are respectively and movably connected with a first rotating block 11 and a second rotating block 12, and one end of the second rotating block 12 is arranged on the outer side of the cylindrical pushing block 13, so that the first rotating block 11 can rotate and clamp on one side of the mechanical bin 2.

The working principle of the utility model is as follows: when the device is used, the push rod 7 is pulled firstly, then the push rod 7 drives the limiting plate 6 at one end to move, the limiting plate 6 drives the slide rod 5 at one side to move, the slide rod 5 drives the slide block 4 at one end to move, the slide block 4 moves to one side under the limit of the long rotating shaft 3, the connecting block 8 at one end of the slide block 4 is driven to move to the center of the device shell 1, and the slide block 4 drives the whole mechanical bin 2 to move, so that the first rotating block 11 is close to a part to be clamped;

then, the motor 18 in the mechanical bin 2 is turned on, the motor 18 drives the transmission gear 16 at the output end to rotate, the transmission gear 16 drives the rack 14 below to move, the rack 14 drives the cylindrical push block 13 at one end to move, the cylindrical push block 13 drives the second rotary blocks 12 at two ends to rotate, one end of the second rotary block 12 pushes the connecting rod 10 on the connecting block 8, and then the connecting rod 10 drives the first rotary block 11 at one end to rotate and clamps the parts.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims

1. Work piece fixture of digit control machine tool, including device shell (1), its characterized in that: the device is characterized in that a mechanical bin (2) is movably connected above the device shell (1), a long rotating shaft (3) is movably connected inside the device shell (1), a sliding block (4) is connected with the long rotating shaft (3) in a penetrating manner, a sliding rod (5) is fixedly connected to one side of the sliding block (4), a limiting plate (6) is movably connected above the sliding block (4), a sliding rod (5) is fixedly arranged on one side of the sliding block (4), a connecting block (8) is fixedly arranged at one end of the sliding rod (5), and a limiting rod (9) is movably connected above the connecting block (8);

the inside fixed mounting of machinery room (2) has the bed hedgehopping piece (17), the top fixed mounting of bed hedgehopping piece (17) has motor (18), the output of motor (18) is through shaft coupling fixedly connected with drive gear (16), the below of drive gear (16) is provided with rack (14), one side fixed mounting of rack (14) has connecting tooth (15).

2. The workpiece clamping mechanism of a numerically controlled machine tool according to claim 1, wherein: the device is characterized in that a plurality of groups of mechanical bins (2) are movably connected above the device shell (1), and a plurality of long rotating shafts (3) are arranged inside the device shell (1).

3. The workpiece clamping mechanism of a numerically controlled machine tool according to claim 1, wherein: one side of the limiting plate (6) is fixedly provided with a push rod (7), and one side of the device shell (1) is provided with a slot corresponding to the push rod (7).

4. The workpiece clamping mechanism of a numerically controlled machine tool according to claim 1, wherein: the upper part of the connecting block (8) is provided with a chute matched with the limiting rod (9), and the lower part of the connecting block (8) is fixedly connected with the inner wall of the mechanical bin (2).

5. The workpiece clamping mechanism of a numerically controlled machine tool according to claim 1, wherein: one end of the rack (14) is fixedly connected with a cylindrical push block (13), and the connecting block (8) is movably connected with the connecting rod (10).

6. The workpiece clamping mechanism of a numerically controlled machine tool as set forth in claim 5, wherein: the transmission gear (16) is in meshed connection with the rack (14).

7. The workpiece clamping mechanism of a numerically controlled machine tool as set forth in claim 5, wherein: the said

Two ends of the connecting rod (10) are respectively and movably connected with a first rotating block (11) and a second rotating block (12),

one end of the second rotating block (12) is arranged on the outer side of the cylindrical pushing block (13).