CN214684327U

CN214684327U - Pneumatic pull rod of lathe

Info

Publication number: CN214684327U
Application number: CN202120965240.0U
Authority: CN
Inventors: 刘胜德; 温锦清; 谢秀莲
Original assignee: Foshan Quancheng Machinery Manufacturing Co ltd
Current assignee: Foshan Quancheng Machinery Manufacturing Co ltd
Priority date: 2021-05-08
Filing date: 2021-05-08
Publication date: 2021-11-12
Anticipated expiration: 2031-05-08

Abstract

The utility model discloses a lathe air-operated draw bar relates to lathe technical field, which comprises a mounting bas, the left side of mount pad is provided with the cylinder, and the inside swing joint of cylinder has the piston, the outside right side of piston is connected with the movable rod, the external connection of cylinder has the lantern ring, and is connected with first spring between the lantern ring and the mount pad, the welding of the outside left side of mount pad has the double-screw bolt, and the outside swing joint of double-screw bolt has adjusting nut, the first baffle of outside right side top fixedly connected with of mount pad. The utility model discloses in, be provided with cylinder, the lantern ring, first spring and double-screw bolt, in the course of the work, the lathe can take place vibrations to drive the cylinder vibrations, can rotate adjusting nut according to the degree of cylinder vibrations this moment, adjusting nut drives the lantern ring and the cylinder moves right, thereby can adjust the pretension degree of first spring, finally can weaken the degree of vibrations of cylinder, ensures can not exert an influence to the working process of cylinder.

Description

Pneumatic pull rod of lathe

Technical Field

The utility model relates to a lathe technical field especially relates to a lathe pneumatic pull rod.

Background

With the development of science and technology and the progress of times, the mechanical industry develops rapidly, a lathe is an important manufacturing tool in the mechanical industry, a lathe pull rod is used for clamping a lathe tailstock, one end of the pull rod is connected inside a cylinder when the lathe pull rod is used, the other end of the pull rod is connected to a clamping tool of the lathe tailstock, the cylinder pushes the pull rod to move so as to clamp and loosen a workpiece on the clamping tool, and therefore the pneumatic pull rod of the lathe is provided.

The pneumatic pull rod of current lathe is in the use, and when the lathe took place vibrations, can drive the cylinder and take place vibrations, can cause the influence to the use of cylinder at the vibrations in-process, and the piston and the movable rod back and forth movement of cylinder are very fast for constantly take place the striking between movable rod and the pull rod main part, damage the pull rod main part easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current lathe air link in the use, when the lathe takes place vibrations, can drive the cylinder and take place vibrations, can cause the influence to the use of cylinder at vibrations in-process, the piston and the movable rod back and forth movement of cylinder are very fast for constantly take place the striking between movable rod and the pull rod main part, damage the shortcoming of pull rod main part easily, and the lathe air link that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a pneumatic pull rod of a lathe comprises a mounting seat, wherein a cylinder is arranged on the left side of the mounting seat, a piston is movably connected inside the cylinder, a movable rod is connected on the right side of the outside of the piston, a lantern ring is connected on the outside of the cylinder, a first spring is connected between the lantern ring and the mounting seat, a stud is welded on the left side of the outside of the mounting seat, an adjusting nut is movably connected on the outside of the stud, a first guide plate is fixedly connected above the right side of the outside of the mounting seat, a second guide plate is arranged below the first guide plate, a connector is movably connected between the first guide plate and the second guide plate, sliders are connected to the upper side and the lower side of the connector, a scale is installed on the side surface of the first guide plate, a sliding groove is arranged in the center of the bottom surface of the first guide plate, a movable clamping block is installed inside the sliding groove, and a buffer plate is movably connected to the left side of the connector, and be connected with the second spring between buffer board and the connector, the guide ring is installed on the right side of connector, and the inside swing joint of guide ring has the pull rod main part, the stopper is installed to the left end of pull rod main part.

Preferably, a moving structure is formed between the cylinder and the mounting seat through a sleeve ring and an adjusting nut, and an elastic structure is formed between the sleeve ring and the mounting seat through a first spring.

Preferably, the connecting head and the first guide plate form sliding connection through a sliding block, and the shape and specification of the first guide plate are consistent with those of the second guide plate.

Preferably, the pull rod main body is in sliding connection with the guide ring, and the diameter of the pull rod main body is smaller than the inner diameter of the guide ring.

Preferably, the buffer plate is rotatably connected with the connector, and the buffer plate and the connector form an elastic structure through a second spring.

Preferably, the width of the movable clamping block is smaller than that of the sliding groove, and the outer wall of the movable clamping block is tightly attached to the inner wall of the sliding groove.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, be provided with cylinder, the lantern ring, first spring and double-screw bolt, in the course of the work, the lathe can take place vibrations to drive the cylinder vibrations, can rotate adjusting nut according to the degree of cylinder vibrations this moment, adjusting nut drives the lantern ring and the cylinder moves right, thereby can adjust the pretension degree of first spring, finally can weaken the degree of vibrations of cylinder, ensures can not exert an influence to the working process of cylinder.

2. The utility model discloses in, be provided with buffer board, second spring, connector and stopper, the movable rod moves right, just can contact with the stopper after overcoming the elasticity of second spring, this is done and is had certain cushioning effect to movable rod and pull rod main part, avoids taking place acutely to strike between the direct and pull rod main part of movable rod, causes the damage of pull rod main part.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the middle connector of the present invention;

fig. 3 is a schematic view of the bottom structure of the first guide plate of the present invention.

Illustration of the drawings:

1. a collar; 2. a first spring; 3. a mounting seat; 4. a first guide plate; 5. a slider; 6. a graduated scale; 7. a movable clamping block; 8. a guide ring; 9. a pull rod body; 10. a second guide plate; 11. a connector; 12. a movable rod; 13. adjusting the nut; 14. a stud; 15. a piston; 16. a cylinder; 17. a buffer plate; 18. a limiting block; 19. a second spring; 20. a chute.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, a lathe pneumatic pull rod comprises a lantern ring 1, a first spring 2, a mounting seat 3, a first guide plate 4, a slide block 5, a scale 6, a movable fixture block 7, a guide ring 8, a pull rod main body 9, a second guide plate 10, a connector 11, a movable rod 12, an adjusting nut 13, a stud 14, a piston 15, a cylinder 16, a buffer plate 17, a limit block 18, a second spring 19 and a chute 20, wherein the left side of the mounting seat 3 is provided with the cylinder 16, the inside of the cylinder 16 is movably connected with the piston 15, a moving structure is formed between the cylinder 16 and the mounting seat 3 through the lantern ring 1 and the adjusting nut 13, an elastic structure is formed between the lantern ring 1 and the mounting seat 3 through the first spring 2, the moving structure ensures that the cylinder 16 can move left and right under the driving of the adjusting nut 13 and the lantern ring 1, further, the pre-tightening degree of the first spring 2 can be adjusted, the elastic structure ensures that the first spring 2 can eliminate the vibration of a machine tool, ensuring that the working process of the air cylinder 16 cannot be influenced, the right side of the outside of the piston 15 is connected with a movable rod 12, the outside of the air cylinder 16 is connected with a lantern ring 1, a first spring 2 is connected between the lantern ring 1 and the mounting seat 3, a stud 14 is welded on the left side of the outside of the mounting seat 3, an adjusting nut 13 is movably connected on the outside of the stud 14, a first guide plate 4 is fixedly connected above the right side of the outside of the mounting seat 3, a second guide plate 10 is arranged below the first guide plate 4, a connector 11 is movably connected between the first guide plate 4 and the second guide plate 10, the upper side and the lower side of the connector 11 are connected with sliding blocks 5, the connector 11 and the first guide plate 4 form sliding connection through the sliding blocks 5, the first guide plate 4 and the second guide plate 10 are consistent in shape and specification, the sliding connection ensures that the sliding blocks 5 can drive the connector 11 to move left and right, a graduated scale 6 is installed on the side of the first guide plate 4, a sliding groove 20 is arranged in the center of the bottom surface of the first guide plate 4, a movable clamping block 7 is arranged in the sliding groove 20, the width of the movable clamping block 7 is smaller than that of the sliding groove 20, the outer wall of the movable clamping block 7 is tightly attached to the inner wall of the sliding groove 20, the width of the movable clamping block 7 is smaller than that of the sliding groove 20, the movable clamping block 7 can move freely in the sliding groove 20, the movable clamping block 7 can be fixed in the sliding groove 20 temporarily and can be blocked by the sliding block 5, the distance between the movable clamping block 7 and the mounting seat 3 can be adjusted according to actual conditions and the graduated scale 6, a buffer plate 17 is movably connected to the left side of the interior of the connector 11, a second spring 19 is connected between the buffer plate 17 and the connector 11, the buffer plate 17 is rotatably connected with the connector 11, and the buffer plate 17 and the connector 11 form an elastic structure through the second spring 19, the buffer plate 17 can rotate around the joint with the connector 11 through the rotary connection, the movable rod 12 can move rightwards through the elastic structure, the movable rod 12 can contact with the limiting block 18 after the elastic force of the second spring 19 is overcome, a certain buffer effect is achieved on the movable rod 12 and the pull rod main body 9, severe impact between the movable rod 12 and the pull rod main body 9 is avoided, the pull rod main body 9 is damaged, the guide ring 8 is installed on the right side of the connector 11, the pull rod main body 9 is movably connected inside the guide ring 8, the pull rod main body 9 is in sliding connection with the guide ring 8, the diameter of the pull rod main body 9 is smaller than the inner diameter of the guide ring 8, the sliding connection ensures that the pull rod main body 9 cannot deviate in the left-right moving process, the diameter of the pull rod main body 9 is smaller than the inner diameter of the guide ring 8, and the pull rod main body 9 can move freely inside the guide ring 8, a limiting block 18 is arranged at the left end of the pull rod main body 9.

The working principle is as follows: when the clamping tool is used, the tail end of the pull rod main body 9 is connected with the clamping tool, compressed air is introduced into the right side in the cylinder 16, the compressed air drives the piston 15 and the movable rod 12 to move rightwards, the movable rod 12 moves rightwards, the buffer plate 17 is further pushed to rotate rightwards, the buffer plate can be contacted with the limiting block 18 after overcoming the elastic force of the second spring 19, the connector 11 is further pushed to move rightwards, the pull rod main body 9 can be pushed to move rightwards, a workpiece can be clamped finally, the compressed air is introduced into the left side in the cylinder 16, the compressed air drives the piston 15 and the movable rod 12 to move leftwards, the movable rod 12 can be separated from the pull rod main body 9, the left end of the pull rod main body 9 is not stressed, no force is applied to the clamping tool, the machine tool can vibrate during the working process, the cylinder 16 is driven to vibrate, and the vibration degree of the cylinder 16 can be determined according to the vibration degree of the cylinder 16, the adjusting nut 13 is rotated, the adjusting nut 13 drives the lantern ring 1 and the air cylinder 16 to move rightwards, so that the pre-tightening degree of the first spring 2 can be adjusted, and finally the vibration degree of the air cylinder 16 can be weakened.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a lathe air link, includes mount pad (3), its characterized in that: the left side of the mounting seat (3) is provided with a cylinder (16), the inside of the cylinder (16) is movably connected with a piston (15), the outside right side of the piston (15) is connected with a movable rod (12), the outside of the cylinder (16) is connected with a lantern ring (1), a first spring (2) is connected between the lantern ring (1) and the mounting seat (3), the outside left side of the mounting seat (3) is welded with a stud (14), the outside of the stud (14) is movably connected with an adjusting nut (13), a first guide plate (4) is fixedly connected above the outside right side of the mounting seat (3), a second guide plate (10) is arranged below the first guide plate (4), a connector (11) is movably connected between the first guide plate (4) and the second guide plate (10), the upper side and the lower side of the connector (11) are connected with a sliding block (5), and a scale (6) is installed on the side of the first guide plate (4), bottom surface central authorities of first baffle (4) are provided with spout (20), and the internally mounted of spout (20) has movable fixture block (7), the inside left side swing joint of connector (11) has buffer board (17), and is connected with second spring (19) between buffer board (17) and connector (11), guide ring (8) are installed on the right side of connector (11), and the inside swing joint of guide ring (8) has pull rod main part (9), stopper (18) are installed to the left end of pull rod main part (9).

2. A lathe pneumatic drawbar as claimed in claim 1, characterized in that: a moving structure is formed between the air cylinder (16) and the mounting seat (3) through a lantern ring (1) and an adjusting nut (13), and an elastic structure is formed between the lantern ring (1) and the mounting seat (3) through a first spring (2).

3. A lathe pneumatic drawbar as claimed in claim 1, characterized in that: the connecting head (11) and the first guide plate (4) form sliding connection through the sliding block (5), and the first guide plate (4) and the second guide plate (10) are consistent in shape and specification.

4. A lathe pneumatic drawbar as claimed in claim 1, characterized in that: the pull rod main body (9) is in sliding connection with the guide ring (8), and the diameter of the pull rod main body (9) is smaller than the inner diameter of the guide ring (8).

5. A lathe pneumatic drawbar as claimed in claim 1, characterized in that: the buffer plate (17) is rotatably connected with the connector (11), and the buffer plate (17) and the connector (11) form an elastic structure through a second spring (19).

6. A lathe pneumatic drawbar as claimed in claim 1, characterized in that: the width of the movable clamping block (7) is smaller than that of the sliding groove (20), and the outer wall of the movable clamping block (7) is tightly attached to the inner wall of the sliding groove (20).