CN211939928U

CN211939928U - Workpiece clamping mechanism of machine tool

Info

Publication number: CN211939928U
Application number: CN202020164853.XU
Authority: CN
Inventors: 田川
Original assignee: Shanghai Canxing Industrial Materials Co ltd
Current assignee: Shanghai Canxing Industrial Materials Co ltd
Priority date: 2020-02-13
Filing date: 2020-02-13
Publication date: 2020-11-17
Anticipated expiration: 2030-02-13

Abstract

The utility model discloses a lathe work piece fixture, concretely relates to anchor clamps equipment field, including the mounting panel, the top fixed mounting of mounting panel has the carousel, the top fixed mounting of carousel has the deciding to press from both sides, the top activity of carousel has cup jointed and has moved the clamp, move the right-hand member fixedly connected with pivot of clamp, the right-hand member fixed mounting of pivot has the screw rod, the perforation has been seted up to the right-hand member of screw rod, the surface that moves the clamp bonds and has the rubber pad, the deep trouth has been seted up to the inside of deciding the clamp, the inside fixed mounting of deep trouth has a fixed cylinder. The utility model discloses a set up expanding spring, utilized expanding spring's length value for press from both sides with moving when fixed work piece surely, expanding spring can adjust the length of the inside push pedal of pressing from both sides according to the size of work piece, therefore has increased the work piece and has been made stability by the centre gripping, thereby has increased the device's production efficiency and processingquality.

Description

Workpiece clamping mechanism of machine tool

Technical Field

The utility model relates to an anchor clamps equipment technical field, more specifically say, the utility model specifically is a machine tool work piece fixture.

Background

The existing fixture for copper rollers in the market is used for placing the copper roller in the middle of the fixture, then polishing and repairing the fixture for the copper roller through a movable clamp and a fixed clamp, adjusting the angle of the fixture and re-clamping the fixture after polishing one surface, adjusting the whole copper roller for multiple times after polishing, and being troublesome to operate and inconvenient to use, thereby reducing the polishing efficiency of the copper roller.

In order to solve the problems, a machine tool workpiece clamping mechanism is disclosed in patent application publication No. CN208289683U, refer to specification figure 4, through having set up the motor in this application, can make the carousel rotate through motor and connecting block after polishing and accomplishing the one side, then polish to another angle of copper roller, it needs twice centre gripping to polish whole copper roller, the number of times of centre gripping has been reduced, can improve the speed of polishing, thereby promote work efficiency, the motor drives the carousel and rotates, and labor intensity is reduced.

However, the technical scheme still has more defects in actual application;

firstly, as the fixed clamp and the movable clamp in the device are not provided with a device for protecting the clamped workpiece, when the movable clamp and the fixed clamp in the device clamp the workpiece, the surface of the workpiece is easily damaged, thus being not beneficial to the practicability of the device and the production efficiency and the processing quality of the device;

and secondly, as the fixed clamp and the movable clamp in the device are not provided with devices for protecting the clamped workpiece, the surface of the workpiece is easily damaged when the movable clamp and the fixed clamp in the device clamp the workpiece, and the economic benefit of the device is lower in turn, thus being not beneficial to the processing cost of the device and increasing the defective rate of the device.

It is therefore desirable to provide a machine tool workpiece clamping mechanism with a protection device.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a lathe work piece fixture, through setting up expanding spring, has utilized expanding spring's length value for decide press from both sides with moving when fixed work piece, expanding spring can adjust the length of the inside push pedal of pressing from both sides according to the size of work piece, thereby make the shape of deciding the shape that presss from both sides and moving the clamp adaptation work piece more, therefore increased the work piece and made stability by the centre gripping, in order 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: the utility model provides a lathe work piece fixture, includes the mounting panel, the top fixed mounting of mounting panel has the carousel, the top fixed mounting of carousel has the fixed clamp, the top activity of carousel has cup jointed and has moved the clamp, move the right-hand member fixedly connected with pivot of clamp, the right-hand member fixed mounting of pivot has the screw rod, the perforation has been seted up to the right-hand member of screw rod, the surface bonding of moving the clamp has the rubber pad, the deep trouth has been seted up to the inside of fixed clamp, the inside fixed mounting of deep trouth has fixed section of thick bamboo, fixed section of thick bamboo's inside fixed mounting has first fixed block, the right-hand member fixed mounting of first fixed block has expanding spring, expanding spring's right-hand member fixedly connected with second fixed block, the right.

In a preferred embodiment, the mounting plate and the turntable are made of metal components.

In a preferred embodiment, the fixed clamp and the movable clamp are on the same horizontal line and are both metal components.

In a preferred embodiment, the rubber pad has a thickness value ranging from one to two millimeters, and is adhered to each of the left surfaces of the movable clamp.

In a preferred embodiment, the deep groove is located at a position right in the middle of the positioning clamp.

In a preferred embodiment, the first fixing block and the second fixing block are made of wood members.

In a preferred embodiment, the length of the extension spring ranges from two thirds to four fifths of the length of the fixed cylinder.

In a preferred embodiment, the push plate and the right end surface of the deep groove are tightly attached together, and the material of the push plate is an elastic material member.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a set up expanding spring, utilized expanding spring's length value, make fixed clamp and movable clamp when fixed work piece, expanding spring can adjust the length of the inside push pedal of the clamp according to the size of work piece, thereby make the shape of fixed clamp and movable clamp more adapt to the shape of work piece, therefore increased the work piece by the centre gripping make stability, thereby increased the production efficiency and the processingquality of the device;

2. the utility model discloses a set up the rubber pad, the thickness value scope that has utilized the rubber pad is one millimeter to two millimeters for the rubber pad on movable clamp surface can play a guard action to the work piece that is added to hold, greatly increased the device's result of use, improved the device's economic benefits simultaneously.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged schematic structural diagram of a in fig. 1 according to the present invention.

Fig. 3 is a schematic view of the rubber pad structure of the present invention.

Fig. 4 is a schematic diagram of a comparison file structure of the present invention.

The reference signs are: 1. mounting a plate; 2. a turntable; 3. clamping; 4. a rotating shaft; 5. a screw; 6. perforating; 7. moving the clamp; 8. a rubber pad; 9. deep grooves; 10. a fixed cylinder; 11. a first fixed block; 12. a tension spring; 13. a second fixed block; 14. a push plate.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The workpiece clamping mechanism of the machine tool shown in the attached figures 1-3 comprises a mounting plate 1, a rotary table 2 is fixedly mounted at the top end of the mounting plate 1, a fixed clamp 3 is fixedly mounted at the top end of the rotary table 2, a movable clamp 7 is movably sleeved at the top end of the rotary table 2, a rotary shaft 4 is fixedly connected at the right end of the movable clamp 7, a screw 5 is fixedly mounted at the right end of the rotary shaft 4, a through hole 6 is formed at the right end of the screw 5, a rubber pad 8 is bonded on the surface of the movable clamp 7, a deep groove 9 is formed in the fixed clamp 3, a fixed cylinder 10 is fixedly mounted in the deep groove 9, a first fixed block 11 is fixedly mounted in the fixed cylinder 10, an expansion spring 12 is fixedly mounted at the right end of the first fixed block 11, a second fixed block 13 is fixedly connected at the right end of the expansion spring 12, a push plate 14 is, the fixed clamp 3 and the movable clamp 7 are positioned on the same horizontal line and are all metal components, the deep groove 9 is positioned in the middle of the fixed clamp 3, the first fixing block 11 and the second fixing block 13 are made of wood components, the push plate 14 is tightly attached to the surface of the right end of the deep groove 9, and the push plate 14 is made of an elastic material component.

Referring specifically to FIG. 2 of the specification, the length of the extension spring 12 ranges from two thirds to four fifths of the length of the fixed barrel 10.

The implementation mode is specifically as follows: by utilizing the length value of the telescopic spring 12, when the fixed clamp 3 and the movable clamp 7 fix a workpiece, the telescopic spring 12 can adjust the length of the inner push plate 14 of the fixed clamp 3 according to the size of the workpiece, so that the shapes of the fixed clamp 3 and the movable clamp 7 are more adaptive to the shape of the workpiece, and the stability of clamping the workpiece is improved.

Referring specifically to fig. 3 of the specification, the rubber pad 8 has a thickness value ranging from one mm to two mm, and the rubber pad 8 is adhered to each surface of the left side of the movable clamp 7.

The implementation mode is specifically as follows: the thickness value range of the rubber pad 8 is one millimeter to two millimeters, so that the rubber pad 8 on the surface of the movable clamp 7 can protect a workpiece to be clamped, and the using effect of the device is greatly increased.

The utility model discloses the theory of operation:

in the first step, the operator first assembles the various components of the device normally and then starts the device normally.

And secondly, firstly, the length value of the telescopic spring 12 is utilized, so that when the fixed clamp 3 and the movable clamp 7 fix the workpiece, the telescopic spring 12 can adjust the length of the inner push plate 14 of the fixed clamp 3 according to the size of the workpiece, so that the shapes of the fixed clamp 3 and the movable clamp 7 are more adaptive to the shape of the workpiece, and the workpiece is clamped to improve the stability.

And thirdly, firstly, normally closing the device by an operator, then checking whether the fixity among all components of the device is normal by the operator, then replacing and maintaining parts which are seriously aged and worn in the device, then cleaning up dust on the surface of the device by the operator, and finally finishing the work operation of protecting the clamped workpiece by the device.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a lathe work piece fixture, includes mounting panel (1), the top fixed mounting of mounting panel (1) has carousel (2), the top fixed mounting of carousel (2) has decides to press from both sides (3), the top activity of carousel (2) has been cup jointed and has been moved clamp (7), move right-hand member fixedly connected with pivot (4) that press from both sides (7), the right-hand member fixed mounting of pivot (4) has screw rod (5), perforation (6), its characterized in that have been seted up to the right-hand member of screw rod (5): move the surface bonding of pressing from both sides (7) and have rubber pad (8), deep trouth (9) have been seted up to the inside of deciding clamp (3), the inside fixed mounting of deep trouth (9) has a fixed cylinder (10), the inside fixed mounting of fixed cylinder (10) has first fixed block (11), the right-hand member fixed mounting of first fixed block (11) has expanding spring (12), the right-hand member fixedly connected with second fixed block (13) of expanding spring (12), the right-hand member fixed mounting of second fixed block (13) has push pedal (14).

2. A machine tool workpiece holding mechanism as claimed in claim 1, wherein: the mounting plate (1) and the turntable (2) are all made of metal components.

3. A machine tool workpiece holding mechanism as claimed in claim 1, wherein: the fixed clamp (3) and the movable clamp (7) are positioned on the same horizontal line and are both metal components.

4. A machine tool workpiece holding mechanism as claimed in claim 1, wherein: the thickness value range of the rubber pad (8) is one millimeter to two millimeters, and the rubber pad (8) is adhered to each surface of the left side of the movable clamp (7).

5. A machine tool workpiece holding mechanism as claimed in claim 1, wherein: the deep groove (9) is positioned in the middle of the positioning clamp (3).

6. A machine tool workpiece holding mechanism as claimed in claim 1, wherein: the first fixing block (11) and the second fixing block (13) are made of wood members.

7. A machine tool workpiece holding mechanism as claimed in claim 1, wherein: the length value range of the extension spring (12) is two thirds to four fifths of the length value of the fixed cylinder (10).

8. A machine tool workpiece holding mechanism as claimed in claim 1, wherein: the push plate (14) is tightly attached to the right end surface of the deep groove (9), and the push plate (14) is made of an elastic material component.