CN218753579U

CN218753579U - Lightweight anti-rotation air rod

Info

Publication number: CN218753579U
Application number: CN202223034950.5U
Authority: CN
Inventors: 赵应成
Original assignee: Suzhou Ginier Machinery Technology Co ltd
Current assignee: Suzhou Ginier Machinery Technology Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-03-28
Anticipated expiration: 2032-11-14

Abstract

The utility model relates to a lightweight anti-rotation gas rod, which comprises a cylinder barrel, a piston rod and a connecting piece, wherein a movable cavity is arranged in the cylinder barrel, one end of the cylinder barrel is provided with an imitation groove, and the outer wall of the cylinder barrel is provided with a vacuum outlet communicated with the movable cavity; the piston rod is positioned in the movable cavity, a third limiting rod is arranged at one end, extending out of the cylinder barrel, of the piston rod, an elastic element is installed between the third limiting rod and the cylinder barrel, a vacuum pipeline is arranged inside the piston rod and communicated with a vacuum port, and the vacuum port is communicated with a vacuum outlet in a matched mode; the connecting piece is installed at the other end of piston rod, and the connecting piece is arranged in the profile modeling inslot, and the connecting piece is connected with the profile modeling inslot cooperation in order to avoid the piston rod to rotate in the cylinder internal periphery. The utility model discloses having limited the circumferential direction of piston rod, can having avoided driving the adsorption material and take place to deflect, improved the positioning accuracy of operation, strengthened the security of operation, and the contact force of cylinder diminishes, has reduced the damage to the adsorption material.

Description

Lightweight anti-rotation air rod

Technical Field

The utility model belongs to the technical field of machining's technique and specifically relates to indicate a gyration gas pole is prevented in lightweight.

Background

In the machining process, materials such as screws and the like are often used for assembling some structures or parts on a workpiece to be machined, and a vacuum adsorption device is generally used for automatically aligning and adsorbing the materials and then moving the materials to a machining position. The main elements of the vacuum adsorption device are a gas rod and a sucker, the gas rod is often installed on an automatic device such as a manipulator, the manipulator drives the gas rod to move, so that the sucker at the front end of the gas rod is in contact with a material, vacuum is produced between the sucker and the material, and grabbing and moving of the material are achieved.

In the process of transferring materials, a piston rod which moves repeatedly is easy to rotate in the existing air rod, so that the materials grabbed by the piston rod are driven to deflect, the positioning accuracy of the positions for placing and sucking the materials is further influenced, and potential safety hazards can be caused; and the vacuum adsorption device is in the in-process of contact adsorption material, and the contact dynamics is great, causes the damage of material body easily, especially to adsorbing soft type material.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model aims to solve the technical problem that the piston rod of overcoming among the prior art repetitive motion takes place to rotate easily, drives its material that snatchs and takes place to deflect, and then the influence is placed and is absorb the positioning accuracy of material position, and the vacuum adsorption device is at the in-process that the product was adsorbed in the contact, and the contact dynamics is great, causes the defect of product damage easily.

In order to solve the technical problem, the utility model provides a lightweight anti-rotation gas pole, include

The device comprises a cylinder barrel, a movable cavity is arranged in the cylinder barrel, an imitated groove is formed in one end of the cylinder barrel, and a vacuum leading-out port communicated with the movable cavity is formed in the outer wall of the cylinder barrel;

the piston rod is positioned in the movable cavity, a third limiting rod is arranged at one end, extending out of the cylinder barrel, of the piston rod, an elastic element is installed between the third limiting rod and the cylinder barrel, a vacuum pipeline is arranged inside the piston rod and communicated with a vacuum port, and the vacuum port is communicated with the vacuum leading-out port in a matched mode;

the connecting piece is arranged at the other end of the piston rod and is arranged in the profile groove, and the connecting piece is matched and connected with the profile groove to prevent the piston rod from rotating in the inner circumferential direction of the cylinder barrel.

In an embodiment of the present invention, two sides of the contour groove are first limiting surfaces, two distances between the first limiting surfaces are greater than the width of the movable chamber, two sides of the connecting member are second limiting surfaces, and the first limiting surfaces are connected with the second limiting surfaces in a matching manner.

In an embodiment of the present invention, a first internal thread is provided in the connecting member, and a first external thread is provided at the other end of the piston rod, the first external thread and the first internal thread are cooperatively provided to connect the connecting member and the piston rod.

In an embodiment of the present invention, the piston rod includes a connecting rod, a first limiting rod, an intermediate rod, a second limiting rod and a third limiting rod which are step-shaped and coaxially connected in sequence, the connecting rod is connected to the connecting member, the first limiting rod and the second limiting rod are all movably connected to the movable chamber, the intermediate rod is provided with a gap between the movable chambers and forms a vacuum chamber for ensuring a vacuum degree, the elastic element is sleeved on the second limiting rod, one end of the elastic element is connected to the cylinder, and the other end is connected to one end of the third limiting rod.

In an embodiment of the present invention, a third limiting surface is disposed on the side wall of the third limiting rod.

In an embodiment of the present invention, the connecting rod and the first limiting rod are provided with lightening holes inside, and the middle rod, the second limiting rod and the third limiting rod are provided with the vacuum pipeline inside.

In an embodiment of the present invention, a second internal thread for connecting the suction cup is disposed inside the third position-limiting member, and the second internal thread is communicated with the vacuum pipeline.

The utility model discloses an in the embodiment, be provided with the second external screw thread on the cylinder outer wall, the cylinder has a plurality of nuts through second external screw thread connection.

In an embodiment of the present invention, the cylinder barrel is provided with a plurality of positioning steps.

In an embodiment of the present invention, an annular protrusion is disposed on an outer wall of the cylinder, and the vacuum outlet is located on the annular protrusion.

Compared with the prior art, the technical scheme of the utility model have following advantage:

the utility model discloses a lightweight anti-gyration gas pole, the profile groove is seted up to one end of cylinder, and the piston rod sets up in the movable cavity in the cylinder, and the one end of piston rod is connected with the connecting piece, and connecting piece and profile groove cooperation are connected, and the profile groove has restricted piston rod circumferential direction, further can avoid driving the phenomenon that the absorption material takes place to deflect, improves the positioning accuracy of operation, increases the security of operation; elastic element installs between the third gag lever post of cylinder and piston rod, moves at the piston rod at the activity intracavity, and elastic element compression deformation, after this motion, elastic element helps the piston to accomplish the motion that resets, and elastic element can play the cushioning effect for the contact force diminishes, has reduced the damage to adsorbing the material body.

Drawings

In order to make the content of the invention more clearly understood, the invention will now be described in further detail with reference to specific embodiments thereof, in conjunction with the accompanying drawings, in which

FIG. 1 is a schematic view of the lightweight anti-rotation air rod of the present invention;

FIG. 2 is a cross-sectional view of the lightweight anti-rotation gas lever of the present invention;

FIG. 3 is a cross-sectional view of a piston rod of the lightweight anti-rotation gas rod of the present invention;

FIG. 4 is a schematic structural view of a cylinder barrel of the lightweight anti-rotation gas rod of the present invention;

FIG. 5 is a schematic structural view of a connecting member in the lightweight anti-rotation gas pole of the present invention;

the specification reference numbers indicate: 1. a cylinder barrel; 11. a movable chamber; 12. profiling grooves; 121. a first limiting surface; 13. a vacuum outlet; 14. a second external thread; 15. a nut; 16. positioning a step; 17. an annular projection; 2. a piston rod; 21. a vacuum line; 22. a vacuum port; 23. a connecting rod; 231. lightening holes; 232. a first external thread; 24. a first limit rod; 25. an intermediate lever; 26. a second limiting rod; 27. a third limiting rod; 271. a second internal thread; 272. a third limiting surface; 28. a vacuum chamber; 3. an elastic element; 4. a connecting member; 41. a second limiting surface; 42. a first internal thread.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

Referring to fig. 1-5, the utility model provides a lightweight anti-rotation gas rod, which comprises a cylinder barrel 1, a piston rod 2 and a connecting piece 4, wherein a movable chamber 11 is arranged in the cylinder barrel 1, one end of the cylinder barrel 1 is provided with an imitated groove 12, and the outer wall of the cylinder barrel 1 is provided with a vacuum outlet 13 communicated with the movable chamber 11; the piston rod 2 is positioned in the movable chamber 11, a third limiting rod 27 is arranged at one end of the piston rod 2 extending out of the cylinder barrel 1, an elastic element 3 is arranged between the third limiting rod 27 and the cylinder barrel 1, a vacuum pipeline 21 is arranged inside the piston rod 2, the vacuum pipeline 21 is communicated with a vacuum port 22, and the vacuum port 22 is communicated with the vacuum leading-out port 13 in a matching manner; the connecting piece 4 is installed at the other end of the piston rod 2, and the connecting piece 4 is arranged in the profile modeling groove 12, and the connecting piece 4 is connected with the profile modeling groove 12 in a matched mode so as to prevent the piston rod 2 from rotating in the inner circumferential direction of the cylinder barrel 1.

An imitated groove 12 is formed in one end of a cylinder barrel 1 in the light anti-rotation gas rod, a piston rod 2 is arranged in a movable chamber 11 in the cylinder barrel 1 and moves up and down along an axis, one end of the piston rod 2 is connected with a connecting piece 4, the connecting piece 4 is connected with the imitated groove 12 in a matched mode, the rotation of the connecting piece 4 is limited due to the arrangement of the imitated groove 12, further, the circumferential rotation of the piston rod 2 is limited, the adsorbed materials can be prevented from being driven to deflect, the positioning accuracy of operation is improved, and the safety of operation is enhanced; elastic element 3 installs between the third gag lever post 27 of cylinder 1 and piston rod 2, moves at the activity intracavity at piston rod 2, and elastic element 3 compression deformation, after this motion, elastic element 3 helps the piston to accomplish the motion that resets, and elastic element 3 can play the cushioning effect for the contact force diminishes, has reduced the damage to adsorption material.

Specifically, the both sides of profile groove 12 are first spacing face 121, distance between two first spacing faces 121 is greater than the width of activity cavity 11, the both sides of connecting piece 4 are the spacing face 41 of second, first spacing face 121 is connected with the spacing face 41 cooperation of second, consequently, distance between the spacing face 41 of two second is greater than the width of activity cavity 11, connecting piece 4 sets up the motion stroke of having restricted piston rod 2, preferably, profile groove 12 is the kidney slot, connecting piece 4 is located the kidney slot, first spacing face 121 can restrict the rotation of the spacing face 41 of second, and can make piston rod 2 move up and down along the axial in cylinder 1.

Wherein, be equipped with first internal thread 42 in the connecting piece 4, the other end of piston rod 2 is provided with first external screw thread 232, and first external screw thread 232 sets up with connecting piece 4 and piston rod 2 with first internal thread 42 cooperation, through threaded connection, be convenient for install and dismantle connecting piece 4 and piston rod 2, and further play through the structural design of connecting piece 4 and prevent that piston rod 2 from along axial rotation, improve the positioning accuracy who adsorbs the position.

In this embodiment, the piston rod 2 includes the connecting rod 23, the first gag lever post 24, the intermediate lever post 25, the second gag lever post 26 and the third gag lever post 27 that are the step-like and coaxial coupling in proper order, and the connecting rod 23 is connected with the connecting piece 4, and the diameter of first gag lever post 24 and second gag lever post 26 is the same, and the diameter of intermediate lever post 25 is less than the diameter of first gag lever post 24, first gag lever post 24 and second gag lever post 26 all with activity cavity 11 swing joint, be equipped with the clearance and form vacuum chamber 28 between intermediate lever post 25 and the activity cavity 11, ensure the stability of the vacuum value in this gas pole, guarantee piston rod 2 along axial motion, and then drive the sucking disc operation.

In addition, the elastic element 3 is sleeved on the second limiting rod 26, one end of the elastic element 3 is connected with the cylinder barrel 1, and the other end is connected with one end of the third limiting rod 27. Preferably, elastic element 3 is the spring, and the design that the dynamics is lighter is adopted in the spring design, further reduces the pressure damage to the material.

Further, a third limiting surface 272 is arranged on the side wall of the third limiting rod 27, that is, an opposite side limiting structure is designed, and the design of the third limiting surface 272 facilitates fixing of the vacuum chuck connected with the piston rod 2.

In the present embodiment, the air rod structure is relatively concentrated, the number of parts is small, the connecting rod 23 and the first limiting rod 24 are provided with lightening holes 231 inside, and the vacuum pipeline 21 is arranged inside the intermediate rod 25, the second limiting rod 26 and the third limiting rod 27. The lightening holes 231 can effectively reduce the weight of the piston rod 2, further reduce the weight of the vacuum adsorption device, further reduce the load of a manipulator used in cooperation with the vacuum adsorption device, and prolong the service life of the manipulator.

Further, a second internal thread 271 for connecting a sucker is arranged inside the third limiting member, the second internal thread 271 is communicated with the vacuum pipeline 21, the second internal thread 271 is connected with the sucker, the vacuum pipeline 21 inside the piston rod 2 reaches the vacuum port 22 and is connected to the vacuum chamber 28, the vacuum adsorption effect is determined, the second internal thread 271 is convenient to connect suckers of various specifications, and the application scene can be expanded.

Wherein, be provided with second external screw thread 14 on the 1 outer wall of cylinder, cylinder 1 is connected with a plurality of nuts 15 through second external screw thread 14, and this gas pole is conveniently installed fast in the supporting use of nut 15 and the second external nut 15.

Specifically, a plurality of positioning steps 16 are arranged on the cylinder barrel 1, and when a plurality of products are matched for use, the plurality of positioning steps 16 facilitate adjustment of installation height; in addition, be equipped with annular bulge 17 on the cylinder 1 outer wall, vacuum outlet 13 is located annular bulge 17, and vacuum outlet 13 can be convenient for connect the interface of vacuum source, and vacuum outlet 13 reducible other cooperation spare part is to the gliding influence of this piston rod 2.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a gas pole is prevented turning round by lightweight which characterized in that: comprises that

the piston rod is positioned in the movable chamber, a third limiting rod is arranged at one end of the piston rod, which extends out of the cylinder barrel, an elastic element is arranged between the third limiting rod and the cylinder barrel, a vacuum pipeline is arranged inside the piston rod and communicated with a vacuum port, and the vacuum port is matched and communicated with the vacuum leading-out port;

2. The lightweight anti-rotation gas bar of claim 1, wherein: the two sides of the profiling groove are first limiting surfaces, the distance between the two first limiting surfaces is larger than the width of the movable cavity, the two sides of the connecting piece are second limiting surfaces, and the first limiting surfaces are connected with the second limiting surfaces in a matched mode.

3. The lightweight anti-rotation gas bar of claim 1, wherein: the connecting piece is internally provided with a first internal thread, the other end of the piston rod is provided with a first external thread, and the first external thread is matched with the first internal thread to be connected with the connecting piece and the piston rod.

4. The lightweight anti-rotation gas bar of claim 1, wherein: the piston rod comprises a connecting rod, a first limiting rod, a middle rod, a second limiting rod and a third limiting rod which are step-shaped and are sequentially and coaxially connected, the connecting rod is connected with the connecting piece, the first limiting rod and the second limiting rod are movably connected with the movable chamber, a gap is formed between the middle rod and the movable chamber, a vacuum chamber used for ensuring the vacuum degree is formed between the middle rod and the movable chamber, the elastic element is sleeved on the second limiting rod, one end of the elastic element is connected with the cylinder barrel, and the other end of the elastic element is connected with one end of the third limiting rod.

5. The lightweight anti-rotation gas bar of claim 4, wherein: and a third limiting surface is arranged on the side wall of the third limiting rod.

6. The lightweight anti-rotation gas bar of claim 4, wherein: lightening holes are formed in the connecting rod and the first limiting rod, and the vacuum pipeline is arranged in the middle rod, the second limiting rod and the third limiting rod.

7. The gas pole is prevented revolving by lightweight according to claim 4, characterized in that: and a second internal thread used for connecting the sucker is arranged in the third limiting rod, and the second internal thread is communicated with the vacuum pipeline.

8. The lightweight anti-rotation gas bar of claim 1, wherein: the outer wall of the cylinder barrel is provided with second external threads, and the cylinder barrel is connected with a plurality of nuts through the second external threads.

9. The lightweight anti-rotation gas bar of claim 1, wherein: a plurality of positioning steps are arranged on the cylinder barrel.

10. The lightweight anti-rotation gas bar of claim 1, wherein: the outer wall of the cylinder barrel is provided with an annular bulge, and the vacuum lead-out port is positioned on the annular bulge.