CN112975672A

CN112975672A - Copper-zinc alloy new material polishing abrasive belt anti-loosening device

Info

Publication number: CN112975672A
Application number: CN202110421178.3A
Authority: CN
Inventors: 刘惠豪
Original assignee: Sixian Mihehua New Material Technology Co ltd
Current assignee: Sixian Mihehua New Material Technology Co ltd
Priority date: 2021-04-19
Filing date: 2021-04-19
Publication date: 2021-06-18

Abstract

The invention relates to the technical field of new material processing, and discloses a polishing abrasive belt anti-loosening device for a copper-zinc alloy new material. This locking device that moves of copper zinc alloy new material polishing abrasive band, through driving the centrifugal piece motion from the driving wheel, the centrifugal piece drives and leads electrical pillar motion, rethread resistance piece and the cooperation of piston are used to reach the effect that prevents the abrasive band and skid, the magnetic path in the middle part of the piston receives the repulsion force effect of magnetic field and moves along the inside side of compression inslot wall, and the gas of compression inslot portion is compressed this moment, thereby makes rubber ring inflation and abrasive band contact increase area of contact and prevent that the abrasive band from taking place to skid at the moving in-process.

Description

Copper-zinc alloy new material polishing abrasive belt anti-loosening device

Technical Field

The invention relates to the technical field of new material processing, in particular to a copper-zinc alloy new material polishing abrasive belt anti-loosening device.

Background

The new material refers to a structural material with excellent performance and a functional material with special properties which are newly developed or are being developed, the structural material mainly utilizes the mechanical properties of the structural material, such as strength, toughness, hardness, elasticity and the like, however, the existing material needs to be processed through different processes when being applied, wherein the polishing of the surface of the material is a processing process, the existing polishing device is used for polishing by using a polishing abrasive belt, the grinding performance of abrasive grains on the abrasive belt is mainly used for polishing the surface of a workpiece, and the quality and the precision of the surface of the workpiece polished by using the abrasive belt polisher are high.

The abrasive belt needs to be continuously replaced when the surface of the material is polished, and meanwhile, the driven wheel driving the abrasive belt to rotate is easy to slip, so that the driven wheel idles, the abrasive belt is easy to loosen, the abrasive belt is insufficiently polished, uneven pits and burrs are formed at the welding position of the material, and later use is affected.

Therefore, we propose a new copper-zinc alloy material polishing abrasive belt anti-loosening device to solve the above problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the copper-zinc alloy new material polishing abrasive belt anti-loosening device which has the advantages of being simple in operation and capable of preventing an abrasive belt from slipping and loosening, and solves the problem that the abrasive belt is loosened and slipped due to the fact that the abrasive belt needs to be continuously replaced.

(II) technical scheme

In order to realize the advantages of simple operation and prevention of the slipping and the looseness of the abrasive belt and solve the problem that the abrasive belt needs to be continuously replaced, the invention provides the following technical scheme: a polishing abrasive belt anti-loosening device for a new copper-zinc alloy material comprises a grinding roller, wherein an electrode column is movably connected to the inner wall of the middle of the grinding roller, an electromagnet is fixedly connected to the inner wall of the middle of the grinding roller, a rotating shaft is movably connected to the inner wall of the middle of the grinding roller, a tightening rod is sleeved on the outer side of the rotating shaft, a metal block is movably connected to the inner wall of the middle of the metal block, a magnetic block is fixedly connected to the inner wall of the middle of the metal block, a stationary contact is fixedly connected to the inner wall of the middle of the grinding roller, a driven wheel is movably connected to the right side of the tightening rod, a telescopic rod is movably connected to the inner wall of the middle of the grinding roller, an arc block is fixedly connected to the outer side of the telescopic rod, a rubber ring is fixedly connected to the outer, the inner wall of the limiting groove is fixedly connected with a resistor disc.

Preferably, the inner wall of the middle part of the sand roller is provided with a movable groove matched with the telescopic rod and the electrode column, the telescopic rod and the electrode column move towards the outside along the movable groove, the electrode column is in contact with the stationary contact to enable the electromagnet to be electrified, and the telescopic rod drives the arc block to move towards the outside.

Preferably, the inner wall of the middle part of the tightening rod is provided with a movable groove matched with the metal block, the outer side of the metal block is fixedly connected with a positioning spring, and the metal block moves to the left side under the action of the magnetic block so as to drive the rotating shaft to move, so that the abrasive belt is tensioned.

Preferably, the electrode column is parallel to the electromagnet, the electrode column is electrically connected with the electromagnet on the inner wall of the middle part of the arc block, when the electrode column moves outwards under the action of centrifugal force under the action of the sand roller, and when the centrifugal force applied to the electrode column is greater than the traction force of the spring, the electrode column is in contact with the static contact at the moment so that the electromagnet is electrified.

Preferably, the outer side of the rotating shaft is attached to the inner side of the metal block, an arc groove is formed in the inner side of the metal block, a magnetic block is fixedly connected to the inner wall of the middle of the metal block, and when the magnetic block is under the action of a magnetic field, the metal block is subjected to repulsive force, so that the rotating shaft moves to the left side.

Preferably, extension spring outside and sand roller inner wall fixed connection and extension spring's size are less than the size of telescopic link, and extension spring mainly plays tensile and effect that resets to make the telescopic link can resume to initial position.

Preferably, the size of the conductive column is smaller than that of the centrifugal block, the outer side of the conductive column is in electrical contact with the resistor disc, and the conductive column moves outwards under the action of the centrifugal block, so that the resistance value of the resistor disc is changed, and the magnetic field intensity of the electromagnet on the inner wall of the sand roller is controlled.

Preferably, the centrifugal block inner wall is fixedly connected with the extension spring, the inner side of the extension spring is fixedly connected with the inner wall of the limiting groove, the outer side of the centrifugal block is movably connected with a ball, the centrifugal block moves outwards when being subjected to centripetal force, and the ball mainly plays a role in reducing friction between the centrifugal block and the inner wall of the limiting groove, so that the equipment is sensitive.

(III) advantageous effects

Compared with the prior art, the invention provides a copper-zinc alloy new material polishing abrasive belt anti-loosening device, which has the following beneficial effects:

1. this locking device that moves of copper zinc alloy new material polishing abrasive band, through driving the centrifugal piece motion from the driving wheel, the centrifugal piece drives and leads electrical pillar motion, rethread resistance piece and the cooperation of piston are used to reach the effect that prevents the abrasive band and skid, the magnetic path in the middle part of the piston receives the repulsion force effect of magnetic field and moves along the inside side of compression inslot wall, and the gas of compression inslot portion is compressed this moment, thereby makes rubber ring inflation and abrasive band contact increase area of contact and prevent that the abrasive band from taking place to skid at the moving in-process.

2. This locking device that moves of copper zinc alloy new material polishing abrasive band drives the electrode post motion through the emery roll, and the electrode post drives the stationary contact operation, and rethread metal block, arc piece are used with the cooperation of electromagnet to reach the effect of tightening, the magnetic path receives the repulsive force effect, thereby makes telescopic link and metal block move to outside and left side respectively, comes to tighten the abrasive band, thereby prevents that the abrasive band from droing.

Drawings

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

FIG. 2 is a partially enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 3 is a partially enlarged view of the portion B shown in FIG. 1 according to the present invention;

FIG. 4 is a schematic view of a partially enlarged structure of the portion C in FIG. 1 according to the present invention.

In the figure: 1. a sand roller; 2. tightening the rods; 3. an electrode column; 4. an electromagnet; 5. a stationary contact; 6. a driven wheel; 7. a rotating shaft; 8. a magnetic block; 9. a metal block; 10. a rubber ring; 11. a piston; 12. an extension spring; 13. a telescopic rod; 14. a limiting groove; 15. resistance cards; 16. a conductive post; 17. a centrifugal block; 18. an arc block; 19. compressing the groove.

Detailed Description

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

Referring to fig. 1-4, a polishing abrasive belt anti-loosening device for a new copper-zinc alloy material comprises a sand roller 1, wherein a movable groove matched with a telescopic rod 13 and an electrode column 3 is formed in the inner wall of the middle of the sand roller 1, the telescopic rod 13 and the electrode column 3 move outwards along the movable groove, the electrode column 3 is in contact with a static contact 5 to electrify an electromagnet 4, the telescopic rod 13 drives an arc block 18 to move outwards, the inner wall of the middle of the sand roller 1 is movably connected with the electrode column 3, the electrode column 3 is parallel to the electromagnet 4, the electrode column 3 is electrically connected with the electromagnet 4 on the inner wall of the middle of the arc block 18, when the electrode column 3 is subjected to centrifugal force under the action of the sand roller 1 to move outwards, when the centrifugal force applied to the electrode column 3 is greater than the traction force of a spring, the electrode column is in contact with the static contact 5 to electrify the electromagnet 4, the electromagnet 4 is, the outer side of the rotating shaft 7 is attached to the inner side of the metal block 9, and an arc groove is formed in the inner side of the metal block 9;

the inner wall of the middle of the metal block 9 is fixedly connected with a magnetic block 8, when the magnetic block 8 is under the action of a magnetic field, the metal block 9 is under the action of a repulsive force so that the rotating shaft 7 moves to the left, the tightening rod 2 is sleeved on the outer side of the rotating shaft 7, a movable groove matched with the metal block 9 is formed in the inner wall of the middle of the tightening rod 2, a positioning spring is fixedly connected to the outer side of the metal block 9, the metal block 9 moves to the left under the action of the magnetic block 8 so as to drive the rotating shaft 7 to move, so that an abrasive belt is tightened, the metal block 9 is movably connected to the inner wall of the middle of the tightening rod 2, the magnetic block 8 is fixedly connected to the inner wall of the middle of the;

the inner wall of the middle part of the sand roller 1 is movably connected with a telescopic rod 13, the outer side of the telescopic rod 13 is fixedly connected with an arc block 18, the outer side of the arc block 18 is fixedly connected with a rubber ring 10, the inner wall of the middle part of the arc block 18 is provided with a compression groove 19, the inner wall of the compression groove 19 is movably connected with a piston 11, the inner side of the telescopic rod 13 is fixedly connected with an extension spring 12, the outer side of the extension spring 12 is fixedly connected with the inner wall of the sand roller 1, the size of the extension spring 12 is smaller than that of the, therefore, the telescopic rod 13 can be restored to the initial position, the inner wall of the middle part of the driven wheel 6 is provided with a limit groove 14, the inner wall of the limit groove 14 is movably connected with a centrifugal block 17, the inner wall of the centrifugal block 17 is fixedly connected with an extension spring 12, the inner side of the extension spring 12 is fixedly connected with the inner wall of the limit groove 14, the outer side of the centrifugal block 17 is movably connected with a ball, and the centrifugal block 17 moves outwards when being acted by centripetal force;

the ball mainly plays the friction that reduces centrifugal piece 17 and spacing groove 14 inner wall, thereby make equipment more sensitive, centrifugal piece 17 openly fixedly connected with leads electrical pillar 16, it is less than centrifugal piece 17's size and leads the electrical contact of electrical pillar 16 outside and resistance card 15 to lead electrical pillar 16, it moves to the outside under centrifugal piece 17's effect to lead electrical pillar 16, thereby realize changing resistance to resistance card 15, thereby come the magnetic field intensity of the electromagnet 4 of control sand roller 1 inner wall, spacing groove 14 inner wall fixedly connected with resistance card 15.

The working principle is as follows: when the new material is polished, the abrasive belt is respectively sleeved on the outer sides of the sand roller 1 and the driven wheel 6, when the sand roller 1 rotates, the driven wheel 6 is driven to rotate, when the sand roller 1 reaches a certain rotating speed, the centripetal force applied to the centrifugal block 17 is greater than the traction force of the tension spring 12, the centrifugal block moves outwards along the inner wall of the limiting groove 14, the conductive column 16 is driven to be in contact with the resistance sheet 15, the electromagnet 4 on the inner wall of the middle part of the arc block 18 is electrified to generate a magnetic field, the magnetic block 8 on the middle part of the piston 11 moves inwards along the inner wall of the compression groove 19 under the action of the repulsive force of the magnetic field, and the gas inside the compression groove 19 is compressed, so that the rubber ring 10 expands to contact with the abrasive belt to increase the.

After a period of polishing, certain lax appears in the abrasive band, the rotational speed of sand roller 1 changes this moment, change into higher speed operation by initial invariable rotational speed, the centrifugal force that electrode column 3 received this moment is greater than the traction force of spring, move to the outside along the activity inslot wall, thereby make 2 pole 2 that tighten of 2 middle part inner walls of pole and the pole 2 circular telegrams that tighten of 1 middle part inner wall of sand roller, magnet 8 receives the repulsive force effect this moment, thereby make telescopic link 13 and metal block 9 move to the outside and left side respectively, come to tighten the abrasive band, thereby prevent that the abrasive band from droing.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a copper zinc alloy new material polishing abrasive band locking device that moves, includes sand roller (1), its characterized in that: the grinding roller comprises a grinding roller (1), an electrode column (3) is movably connected to the inner wall of the middle of the grinding roller (1), an electromagnet (4) is fixedly connected to the inner wall of the middle of the grinding roller (1), a rotating shaft (7) is movably connected to the inner wall of the middle of the grinding roller (1), a tightening rod (2) is sleeved on the outer side of the rotating shaft (7), a metal block (9) is movably connected to the inner wall of the middle of the tightening rod (2), a magnetic block (8) is fixedly connected to the inner wall of the middle of the metal block (9), a stationary contact (5) is fixedly connected to the inner wall of the middle of the grinding roller (1), a driven wheel (6) is movably connected to the right side of the tightening rod (2), a telescopic rod (13) is movably connected to the inner wall of the middle of the grinding roller (1), an arc block (18) is fixedly connected to the, the inner side of the telescopic rod (13) is fixedly connected with an extension spring (12), the middle inner wall of the driven wheel (6) is provided with a limit groove (14), the inner wall of the limit groove (14) is movably connected with a centrifugal block (17), the front side of the centrifugal block (17) is fixedly connected with a conductive column (16), and the inner wall of the limit groove (14) is fixedly connected with a resistance card (15).

2. The anti-loosening device for the polishing abrasive belt made of new copper-zinc alloy material according to claim 1, is characterized in that: the inner wall of the middle part of the sand roller (1) is provided with a movable groove matched with the telescopic rod (13) and the electrode column (3).

3. The anti-loosening device for the polishing abrasive belt made of new copper-zinc alloy material according to claim 1, is characterized in that: the inner wall of the middle part of the compact rod (2) is provided with a movable groove matched with the metal block (9), and the outer side of the metal block (9) is fixedly connected with a positioning spring.

4. The anti-loosening device for the polishing abrasive belt made of new copper-zinc alloy material according to claim 1, is characterized in that: the electrode column (3) is parallel to the electromagnet (4), and the electrode column (3) is electrically connected with the electromagnet (4) on the inner wall of the middle part of the arc block (18).

5. The anti-loosening device for the polishing abrasive belt made of new copper-zinc alloy material according to claim 1, is characterized in that: the outer side of the rotating shaft (7) is attached to the inner side of the metal block (9), the inner side of the metal block (9) is provided with an arc groove, and the inner wall of the middle of the metal block (9) is fixedly connected with a magnetic block (8).

6. The anti-loosening device for the polishing abrasive belt made of new copper-zinc alloy material according to claim 1, is characterized in that: the outer side of the extension spring (12) is fixedly connected with the inner wall of the sand roller (1), and the size of the extension spring (12) is smaller than that of the telescopic rod (13).

7. The anti-loosening device for the polishing abrasive belt made of new copper-zinc alloy material according to claim 1, is characterized in that: the size of the conductive column (16) is smaller than that of the centrifugal block (17), and the outer side of the conductive column (16) is electrically contacted with the resistor disc (15).

8. The anti-loosening device for the polishing abrasive belt made of new copper-zinc alloy material according to claim 1, is characterized in that: the inner wall of the centrifugal block (17) is fixedly connected with an extension spring (12), the inner side of the extension spring (12) is fixedly connected with the inner wall of the limiting groove (14), and the outer side of the centrifugal block (17) is movably connected with a ball.