CN210939301U

CN210939301U - Automatic rotating pneumatic claw

Info

Publication number: CN210939301U
Application number: CN201921785667.1U
Authority: CN
Inventors: 薛元唐
Original assignee: Tianjin Parker Fluid Machinery Co ltd
Current assignee: Tianjin Parker Fluid Machinery Co ltd
Priority date: 2019-10-23
Filing date: 2019-10-23
Publication date: 2020-07-07
Anticipated expiration: 2029-10-23

Abstract

The embodiment of the application discloses automatic rotatory gas claw, which comprises a housin, the fixed one end of cup jointing at motor output shaft in middle part of shell top surface, the left and right sides difference fixedly connected with pipe of casing inner chamber, the quantity of pipe has two, and the inner chamber of two pipes is close to one side fixedly connected with stopper of casing, the both sides difference fixed connection of casing inner chamber is in the one end of spring, the inner chamber at the both sides pipe is cup jointed in the spring activity. Through the design that adopts two pipes, the common use of spring and two movable rods in the cooperation pipe simultaneously for when letting in gas in the pipe, can increase the pressure value in the pipe, lead to sealed slider to take place the displacement to the middle part, two gas claws also synchronous relative motion reaches the effect of centre gripping, and this gas claw can the centre gripping be less than the spare part of casing length value, on the basis of having guaranteed can inseparable centre gripping, can also improve the application scope of device.

Description

Automatic rotating pneumatic claw

Technical Field

The application relates to the field of mechanical accessories, in particular to an automatic rotating gas claw.

Background

With the continuous development of the machine manufacturing industry, a manual operation mode is gradually replaced, the numerical control lathe, the mechanical robot and the like are more and more applied, and in order to adapt to the increasingly automatic production requirement, a plurality of mechanical parts are gradually developed towards a more comprehensive and more efficient direction.

In the existing automatic mechanical cutting machining equipment, the most widely applied loading and unloading device is the pneumatic claw device, but the existing pneumatic claw has a defect in clamping the parts, and when the size difference of the parts is large, the situation that the pneumatic claw cannot clamp the parts can occur; meanwhile, the existing pneumatic claw is not flexible enough, when parts with complex machining procedures are encountered, manual intervention is still needed, the automation degree is not high enough, and in view of the above, an automatic rotating pneumatic claw is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the present application provides an automatic rotating gas claw, comprising a housing, wherein the middle part of the top surface of the housing is fixedly sleeved at one end of an output shaft of a motor, the left and right sides of the inner cavity of the housing are respectively and fixedly connected with two circular pipes, and one side of the inner cavity of the two circular pipes, which is close to the housing, is fixedly connected with a limiting block, the two sides of the inner cavity of the housing are respectively and fixedly connected with one end of a spring, the spring is movably sleeved at the inner cavity of the circular pipes at the two sides, the other end of the spring is fixedly connected at the middle part of a sealing slide block, the sealing slide block is movably sleeved at the middle part of the circular pipes at the two sides, one side of the sealing slide block, which is far away from the spring, is fixedly connected with a first movable rod which extends outwards, one end of, the fixed air duct that has cup jointed the downwardly extending of inner chamber of sealing washer, the fixed slider that has connect the joint on the casing of bottom of first movable rod and second movable rod, the quantity of slider has two and the middle part of joint in the casing bottom surface, the one end difference fixed connection in the gas claw's of first movable rod and second movable rod position in the casing outside top, the fixed bearing that has cup jointed in middle part of air duct bottom surface, and the fixed intake pipe that has cup jointed the downwardly extending of inner chamber of bearing.

Preferably, a strip-shaped groove is formed in the middle of the bottom surface of the shell, the sliding block is clamped on the strip-shaped groove, and the length value of the strip-shaped groove is equal to that of the shell.

Preferably, the number of the gas claws is two and is parallel to each other, and the corresponding sides of the two gas claws are fixedly connected with anti-skidding pieces respectively.

Preferably, the left side and the right side of the motor are fixedly connected with mounting plates respectively, the upper side and the lower side of each mounting plate are respectively in threaded sleeve connection with bolts, and the number of the bolts is four.

Preferably, the elastic force value of the spring is far smaller than the pressure value of the gas in the inner cavity of the circular tube, the number of the springs is two, and the length values of the springs are equal.

Preferably, the diameter value of the sealing sliding block is equal to that of the inner cavity of the round tube, and the sealing sliding block is flat and cylindrical and is perpendicular to the round tube.

The application provides an autogiration gas claw:

1. through the design that adopts two pipes, the common use of spring and two movable rods in the cooperation pipe simultaneously for when letting in gas in the pipe, can increase the pressure value in the pipe, lead to sealed slider to take place the displacement to the middle part, two gas claws also synchronous relative motion reaches the effect of centre gripping, and this gas claw can the centre gripping be less than the spare part of casing length value, on the basis of having guaranteed can inseparable centre gripping, can also improve the application scope of device.

2. Through the design that adopts the motor to install the balanced design of both sides gravity value, make when the motor operation, the device is whole can follow the motor synchronous revolution, reaches the effect that the device can be to being processed spare part angle modulation and rotatory operation, has improved the practicality of device greatly, has solved traditional device fixed structure and the higher problem of limitation.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the cross-sectional structure of the present invention.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, 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 application.

An automatic rotating gas claw comprises a shell 1, a strip-shaped groove is formed in the middle of the bottom surface of the shell 1, a sliding block 11 is connected to the strip-shaped groove in a clamping mode, the length value of the strip-shaped groove is equal to that of the shell 1, clamping acting force can be generated only when two gas claws 12 are close to each other, the bottom surface of the shell 1 is provided with a sliding groove, and the sliding groove is connected with the two sliding blocks 11 in a clamping mode, so that the two sliding blocks 11 can move left and right along the sliding groove, and the necessity requirement that the gas claws 12 can clamp is met, the middle of the top surface of the shell 1 is fixedly sleeved at one end of an output shaft of a motor 2, the left side and the right side of the motor 2 are respectively and fixedly connected with mounting plates, bolts are respectively sleeved on the upper side and the lower side of the mounting plates in a threaded mode, the number of the bolts is four, the mounting plates are respectively arranged, the left side and the right side of the inner cavity of the shell 1 are fixedly connected with two circular tubes 3 respectively, the number of the circular tubes 3 is two, one side of the inner cavity of the two circular tubes 3 close to the shell 1 is fixedly connected with a limiting block 4, the two sides of the inner cavity of the shell 1 are fixedly connected with one end of a spring 5 respectively, the elastic force value of the spring 5 is far smaller than the pressure value of gas in the inner cavity of the circular tube 3, the number of the spring 5 is two, the length value is equal, after the gas is introduced, the sealing slide block 6 cannot be pulled due to overlarge elastic force value of the spring 5, the sealing slide block 6 cannot be displaced towards the middle part, the length values of the springs 5 at the two sides are constant, the elastic force values are equal, the springs 5 are movably sleeved in the inner cavities of the circular tubes 3 at the two sides, the other ends of the springs 5 are fixedly connected with the, the sealing slide block 6 is flat and cylindrical and is perpendicular to the circular tube 3, the sealing slide block 6 with the diameter value equal to that of the inner cavity of the circular tube 3 is adopted, so that the sealing slide block 6 can be tightly attached to the inner cavity of the circular tube 3, the situation that gas escapes through a gap between the sealing slide block 6 and the circular tube 3 is avoided, meanwhile, when the gas pressure in the circular tube 3 is too large, the sealing slide blocks 6 on two sides can slowly displace to the middle along the inner cavity of the circular tube 3 to achieve the clamping effect, the sealing slide block 6 is movably sleeved at the middle parts of the circular tubes 3 on two sides, one side of the sealing slide block 6 on the left side, which is far away from the spring 5, is fixedly connected with a first movable rod 7 which extends outwards, one end of the sealing slide block 6 on the right side, which is far away from the spring 5, is fixedly connected with a second movable rod 8 which extends outwards, the bottom, the bottom ends of the first movable rod 7 and the second movable rod 8 are fixedly sleeved with two sliding blocks 11 which are clamped on the shell 1, the number of the sliding blocks 11 is two, the two sliding blocks are clamped in the middle of the bottom surface of the shell 1, one ends of the first movable rod 7 and the second movable rod 8, which are positioned outside the shell 1, are respectively and fixedly connected with the top ends of the gas claws 12, the number of the gas claws 12 is two, the two gas claws 12 are parallel to each other, one sides, corresponding to the two gas claws 12, are respectively and fixedly connected with anti-skid sheets, and the mutual displacement of the two gas claws 12 is a main reason, by the design that the anti-skid sheets are fixed on the air claws 12 at the two sides, when the air claws 12 clamp a workpiece, can increase through the antiskid piece and the stable effect of centre gripping, be the embodiment of this device stability and feasibility, the fixed bearing 13 that has cup jointed in middle part of vent pipe 10 bottom surface, and the fixed intake pipe 14 that has stretched out downwards that has cup jointed of inner chamber of bearing 13.

In conclusion, before the device is used, the motor 2 is firstly fixed at a position convenient for operation of the device, then a gas pipeline is connected into the gas inlet pipe 14, so that the gas claws 12 on the two sides are not interfered by the pipeline when being clamped, then the normal operation of the device is started, when gas is introduced into the gas pipeline 10, the gas can rapidly enter the inner cavity of the circular pipe 3, at the moment, the gas pressure in the circular pipe 3 is continuously increased, so that the sealing sliding blocks 6 on the two sides are displaced towards the middle part, due to the connection of the first movable rod 7 and the second movable rod 8 with the sealing sliding blocks 6, the first movable rod 7 and the second movable rod 8 can drive the gas claws 12 on the two sides to move towards the middle part, so that the purpose of clamping a workpiece to be processed is achieved, when the introduction of the gas is interrupted, the pressure value in the circular pipe 3 is gradually gentle, and the gas claws 12 are displaced towards the two sides under the elastic, the power supply of the motor 2 is selectively turned on or off according to the condition of machining.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims

1. The automatic rotating gas claw comprises a shell (1) and is characterized in that the middle of the top surface of the shell (1) is fixedly sleeved at one end of an output shaft of a motor (2), the left side and the right side of an inner cavity of the shell (1) are respectively and fixedly connected with two circular tubes (3), one side, close to the shell (1), of the inner cavities of the two circular tubes (3) is fixedly connected with a limiting block (4), the two sides of the inner cavity of the shell (1) are respectively and fixedly connected at one end of a spring (5), the spring (5) is movably sleeved in the inner cavities of the circular tubes (3) at the two sides, the other end of the spring (5) is fixedly connected in the middle of a sealing sliding block (6), the sealing sliding block (6) is movably sleeved in the middle of the circular tubes (3) at the two sides, the left side, one side, far away from the spring (5), of the sealing sliding block (6) is, one end of the right sealing slide block (6) far away from the spring (5) is fixedly connected with a second movable rod (8) extending outwards, the bottom surfaces of the limiting blocks (4) at two sides are respectively and fixedly sleeved with a sealing ring (9), an inner cavity of the sealing ring (9) is fixedly sleeved with a vent pipeline (10) extending downwards, the bottom ends of the first movable rod (7) and the second movable rod (8) are fixedly sleeved with a sliding block (11) which is clamped on the shell (1), the number of the slide blocks (11) is two and the slide blocks are clamped in the middle of the bottom surface of the shell (1), one ends of the first movable rod (7) and the second movable rod (8) which are positioned at the outer side of the shell (1) are respectively and fixedly connected with the top end of the air claw (12), a bearing (13) is fixedly sleeved in the middle of the bottom surface of the ventilating pipeline (10), and an air inlet pipe (14) extending downwards is fixedly sleeved in the inner cavity of the bearing (13).

2. The automatic rotating gas claw according to claim 1, wherein a strip groove is formed in the middle of the bottom surface of the housing (1), the sliding block (11) is clamped on the strip groove, and the length value of the strip groove is equal to that of the housing (1).

3. The automatic rotating air gripper as claimed in claim 1, characterized in that the number of the air grippers (12) is two and parallel to each other, and the corresponding sides of the two air grippers (12) are fixedly connected with anti-slip sheets respectively.

4. The automatic rotating gas claw according to claim 1, wherein the left side and the right side of the motor (2) are fixedly connected with mounting plates respectively, and the upper side and the lower side of the mounting plates are respectively sleeved with four bolts in a threaded manner.

5. An automatic rotary gas claw according to claim 1, characterized in that the spring (5) has a value much smaller than the value of the gas pressure in the inner cavity of the circular tube (3), and the number of the springs (5) is two and the length values are equal.

6. An automatic rotary air gripper according to claim 1, characterized in that the diameter of the sealing slider (6) is equal to the diameter of the inner cavity of the circular tube (3), and the sealing slider (6) is flat and cylindrical and perpendicular to the circular tube (3).