CN212601140U

CN212601140U - Grinding roller

Info

Publication number: CN212601140U
Application number: CN201922428443.1U
Authority: CN
Inventors: 董涛; 贾幼蒙; 黄彦武
Original assignee: Fuzhun Precision Electronics Hebi Co Ltd
Current assignee: Fulian Technology Hebi Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2021-02-26
Anticipated expiration: 2029-12-30

Abstract

A grinding roller comprises a roller body, wherein the roller body is used for accommodating a product to be ground and a grinding material, and an air permeable mechanism is arranged on the roller body and communicated with an inner cavity of the roller body. Above-mentioned grinding roller that provides makes roller body inner chamber and external intercommunication through set up ventilative mechanism on the roller body, realizes the heat dissipation cooling of barrel through air convection, and greatly reduced waits to grind the probability that the product damaged.

Description

Grinding roller

Technical Field

The utility model relates to a grind technical field, especially relate to a grinding roller.

Background

The grinding roller is mainly used for eliminating the defects of burrs, flashes, scratches and the like caused by pre-processing in time after a workpiece is formed, performing secondary finish machining such as rounding off on sharp edges, removing dirt such as oil stains, rust spots, heat treatment scales and the like, improving the surface gloss, smoothness and the like, stopping the existing grinding roller for cooling after running for 1-2 hours, and increasing the damage frequency of the inner rubber coating of the roller due to higher temperature in the roller.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a polishing platen with good heat dissipation performance.

The utility model provides a grinding roller, includes the cylinder body, the cylinder body is used for acceping and waits to grind product and abrasive material, be provided with ventilative mechanism on the cylinder body, ventilative mechanism includes first ventilative piece, first ventilative piece is equipped with first bleeder vent, open on the cylinder body have with the mounting hole of the inner chamber intercommunication of cylinder body, first ventilative piece is located at least partially in the mounting hole, first bleeder vent with the inner chamber intercommunication of cylinder body.

In at least one embodiment, the ventilation mechanism further comprises a second ventilation member, the second ventilation member is provided with a plurality of second ventilation holes, the second ventilation member is arranged in the mounting hole and is positioned at one end of the mounting hole communicated with the inner cavity of the roller body, and the second ventilation holes are communicated with the first ventilation holes.

In at least one embodiment, the first ventilation part comprises a connecting section and an installation section which are connected, the first ventilation hole penetrates through the connecting section and the installation section, the connecting section is provided with an external thread, the installation hole is provided with an internal thread matched with the external thread, and the installation section is located on the outer side of the roller body.

In at least one embodiment, the drum body is provided with a protection piece which is detachably connected with the inner wall of the drum body forming the inner cavity, and the protection piece is provided with a through hole communicated with the mounting hole, and the area of the through hole is smaller than that of the mounting hole.

In at least one embodiment, the protection member is a plurality of protection members, and the plurality of protection members are arranged around the periphery of the cavity.

In at least one embodiment, the roller body comprises a roller body and a roller cover, the roller cover is arranged on the roller body, the ventilation mechanisms are arranged on the roller cover and the roller body, and the roller body is further connected with a locking mechanism which is used for locking the roller body and the roller cover.

In at least one embodiment, a balancing weight is further arranged on the cylinder body, and a balancing weight is further arranged on the cylinder body and connected to one side of the cylinder body, back to the locking mechanism.

In at least one embodiment, the roller body is further provided with a rotating block, and the roller body is connected with external rotating equipment through the rotating block so as to drive the roller body to rotate when the external rotating equipment rotates.

Above-mentioned grinding roller that provides makes roller body inner chamber and external intercommunication through set up ventilative mechanism on the roller body, realizes the heat dissipation cooling of barrel through air convection, and greatly reduced waits to grind the probability that the product damaged.

Drawings

Fig. 1 is a perspective view of a polishing drum in one embodiment.

Fig. 2 is an exploded view of the grinding drum of fig. 1.

Fig. 3 is a perspective view of the protective member of fig. 2.

Fig. 4 is an exploded view of the venting mechanism of fig. 2.

Description of the main elements

Grinding roller 100

Cylinder body 10

Cylinder 11

Second screw hole 111

Cartridge cover 12

Mounting hole 13

Guard 20

Through-hole 21

First threaded hole 22

Ventilation mechanism 30

First air permeable member 31

Connecting segment 311

First air vent 3111

Mounting section 312

Second air permeable member 32

Second air hole 321

Locking mechanism 40

Eccentric wheel 41

Push rod 42

Mounting seat 50

Counterweight block 60

Turning block 70

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.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "on" another element, it can be directly on the other element or intervening elements may also be present. The terms "top," "bottom," "upper," "lower," "left," "right," "front," "rear," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 and fig. 2, in an embodiment, a grinding roller 100 is provided, the grinding roller 100 includes a roller body 10, the roller body 10 is used for accommodating a product to be ground and an abrasive, an air permeable mechanism 30 is disposed on the roller body 10, and the air permeable mechanism 30 is communicated with an inner cavity of the roller body 10.

The grinding roller 100 is particularly applied to chamfering, deburring and polishing processes of a workpiece surface, in the embodiment, the protection piece 20 is arranged on the inner surface of the roller body 10 in a partitioning manner, and the ventilation mechanism 30 is arranged on the roller body 10, so that the workpiece is protected and the heat dissipation function is realized in the working process of the grinding roller 100, and compared with the existing protection piece 20, the protection piece 20 is arranged in a partitioning manner, and the outsourcing maintenance cost is reduced when the protection piece 20 is damaged.

Referring to fig. 2 and 3, the drum body 10 is composed of a drum body 11 and a drum cover 12, the drum body 11 is hexagonal prism-shaped, and the drum cover 12 is disposed on the drum body 11. In this embodiment, all be equipped with ventilative mechanism 30 on barrel 11 and the cover 12, make the cylinder body 10 inner chamber and external intercommunication, realize the heat dissipation cooling of barrel 11 through air convection. The cylinder body 11 and the cylinder cover 12 are uniformly provided with mounting holes 13 communicated with the inner cavity of the cylinder body 10 side by side, and the ventilation mechanism 30 is at least partially arranged in the mounting holes 13. In other embodiments, the ventilation mechanism 30 may be disposed only on the cylinder 11, and for facilitating heat dissipation and air circulation, the cylinder 11 is disposed with a plurality of ventilation mechanisms 30, and the ventilation mechanisms 30 are disposed on two opposite sides of the cylinder 11.

The protection member 20 has a plate-shaped structure, the protection member 20 is disposed on the inner wall of the cylinder 11, the protection member 20 is formed with a first threaded hole 22, the cylinder 11 is formed with a second threaded hole 111, and the first threaded hole 22 and the second threaded hole 111 are disposed correspondingly to each other, and plastic screws are inserted through the first threaded hole 22 and the second threaded hole 111 to fix the protection member 20 and the cylinder 11. The size of the protection member 20 is equal to the size of the inner wall of the cylinder 11, and in case of the damage of the protection member 20, the damaged protection member 20 is replaced by removing the corresponding screw, so that the cylinder 11 does not need to be removed and the maintenance is not required to be performed outside when the protection member 20 is damaged, compared with the conventional grinding drum 100, and the maintenance cost is greatly reduced.

In this embodiment, the screw is made of plastic material to prevent the screw from scratching the product.

The material of the protection member 20 is euler rubber, and the material of the existing protection member 20 is polyurethane, compared with the existing protection member 20, the protection member 20 is stable and wear-resistant, and is convenient to process and manufacture, and the outsourcing maintenance cost is reduced, it can be understood that the euler rubber is the most preferable material of the protection member 20, and can be replaced by other wear-resistant and convenient-to-manufacture materials.

The protection member 20 is detachably connected with the inner wall of the cavity formed by the barrel 11, the protection member 20 is provided with a through hole 21 communicated with the mounting hole 13, the area of the through hole 21 is smaller than that of the mounting hole 13, and the through hole 21 can be a circular hole, an oval hole or a hole with other shapes.

The through-hole 21 with first screw hole 22 sets up side by side, still evenly be provided with on the barrel 11 mounting hole 13, mounting hole 13 with second screw hole 111 sets up side by side, just through-hole 21 with mounting hole 13 corresponds the setting. While the screw is inserted through the first threaded hole 22 and the second threaded hole 111 to fix the protection member 20 and the cylinder 11, the ventilation mechanism 30 may be disposed through the through hole 21 and the mounting hole 13, so that the cylinder 11 is ventilated with the outside air through the ventilation mechanism 30 during the grinding rotation of the grinding roller 100, thereby achieving the cooling effect, and protecting the workpiece in the cylinder 11 and the protection member 20.

The diameter of the through hole 21 is smaller than that of the mounting hole 13, so that the air permeable mechanism 30 is stopped on one hand, and the second air permeable member 32 is prevented from being directly contacted with the abrasive to be worn on the other hand.

Referring to fig. 4, the ventilation mechanism 30 includes a first ventilation member 31, at least a portion of the first ventilation member 31 is disposed in the mounting hole 13, the first ventilation member 31 is provided with a first ventilation hole 3111, the first ventilation hole 3111 is communicated with the inner cavity of the drum body 10, the ventilation mechanism 30 further includes a second ventilation member 32, the second ventilation member 32 is provided with a plurality of second ventilation holes 321, the second ventilation member 32 is disposed in the mounting hole 13 and is located at one end of the mounting hole 13 communicated with the inner cavity of the drum body 10, the plurality of second ventilation holes 321 are communicated with the first ventilation hole 3111, the first ventilation member 31 includes a connecting section 311 and a mounting section 312 connected with each other, the first ventilation hole 3111 penetrates through the connecting section 311 and the mounting section 312, the connecting section 311 is provided with an external thread, the mounting hole 13 is provided with an internal thread matched with the external thread, the mounting section 312 is located outside the drum body 10.

In an embodiment, the mounting section 312 and the connecting section 311 are integrally formed, the connecting section 311 is hollow, the first air holes 3111 are formed on the end surfaces of the mounting section 312, and the first air holes 3111 are communicated with the hollow portion of the connecting section 311 to dissipate heat transferred to the first air-permeable member 31 to the outside.

In another embodiment, the mounting section 312 and the connection section 311 are detachably connected, and the detachable manner is not exclusive and may be a threaded connection, a snap connection, a plug connection, or the like.

In an embodiment, the second air-permeable member 32 is fixed to a lower portion of the connection section 311, and the second air-permeable member 32 communicates with the inside of the cylinder 11 through the through hole 21 and the mounting hole 13 to communicate the inside of the cylinder 11 with the outside.

In another embodiment, the connecting section 311 is provided with an external thread, the mounting hole 13 is provided with an internal thread matching with the external thread, the mounting section 312 is located outside the drum body 10, the connecting section 311 is in threaded connection with the mounting hole 13, and presses the second air permeable member 32 in the mounting hole 13, so as to achieve the fixed mounting of the air permeable mechanism 30 and the drum body 10.

The second air permeable piece 32 is provided with a second air permeable hole 321, the diameter of the second air permeable hole 321 is smaller than that of the abrasive, the abrasive is placed in the cylinder 11 in the grinding process of the grinding roller 100, the abrasive is used for chamfering, deburring and polishing the surface of a workpiece, the diameter of the second air permeable hole 321 needs to be smaller than that of the abrasive to prevent the abrasive in the cylinder 11 from leaking, and the diameter of the second air permeable hole 321 is determined according to the diameter of the abrasive of a product to be ground, and is not unique here. It is understood that the air-permeable mechanism 30 is an air-permeable component, which serves to communicate the cylinder 11 with the outside, and also has the function of preventing the abrasive in the cylinder 11 from leaking out, and is not the only component here, but other air-permeable components satisfying this function may be substituted.

Referring to fig. 1, the cylinder 11 is further connected with a locking mechanism 40, in this embodiment, the locking mechanism 40 is an eccentric wheel lock rod, two ends of the eccentric wheel lock rod are sleeved on the mounting seats 50, eccentric wheels 41 are symmetrically arranged at positions of the eccentric wheel lock rod close to the two mounting seats 50, a push rod 42 is further arranged on the eccentric wheel lock rod, a connecting line between centers of circles of the two eccentric wheels 41 is parallel to an axis of the eccentric wheel lock rod, and the connecting line between the centers of the two eccentric wheels 41 is not overlapped with the axis of the eccentric wheel lock rod, so that the two eccentric wheels 41 are in contact with the cylinder cover 12 by pushing the push rod 42, and the eccentric wheel lock rod and the cylinder cover 12 are locked by the two mounting seats 50 and the cylinder cover 12, thereby achieving locking and sealing of the cylinder cover 12. It will be appreciated that the locking mechanism 40 functions to lock the cover 12, and that the eccentric locking lever is most preferred, not the only, and may be replaced by other locking means.

The two mounting seats 50 are respectively arranged on the end walls of the two sides of the barrel 11 and are used for mounting the locking mechanism 40, and it is understood that the mounting seat 50 is a mounting component, which does not have the sole function and can be replaced by other mounting components.

The counterweight 60 is arranged on one side of the cylinder 11, which is back to the locking mechanism 40, the counterweight 60 is used for lowering the gravity center of the cylinder 11, so that the cylinder 11 is more stable in rotation, insufficient grinding of a product to be ground due to unstable rotation of the cylinder 11 is prevented, the counterweight 60 is made of cast iron, it can be understood that the counterweight 60 only has the effect of lowering the gravity center of the cylinder 11, the counterweight 60 is made of non-unique materials, and can be replaced by other materials such as wood, rubber, plastics, cement and the like.

The two rotating blocks 70 are respectively disposed on two side walls of the cylinder 11, the rotating blocks 70 are used for connecting the cylinder 11 and an external rotating mechanism to transmit power of the external rotating mechanism to the cylinder 11, in this embodiment, the rotating blocks 70 are disc-shaped, and most preferably, the diameters of the rotating blocks 70 and the external rotating shaft are equal, so as to achieve power transmission, save materials and reduce the weight of the cylinder 11, and the shape of the rotating blocks 70 can be replaced by other shapes, such as square, according to the type of the external rotating mechanism.

When the grinding device works, the grinding roller 100 is installed on the external rotating mechanism by the rotating block 70, the barrel 11 revolves along with the bull wheel of the external rotating mechanism under the driving of the external rotating mechanism, and the opening of the barrel 11 is always kept upward along with the revolution of the bull wheel. The product to be ground and the abrasive placed inside the cylinder 11 revolve together with the cylinder 11, and the guard 20 protects the product to be ground. Meanwhile, the product to be ground and the abrasive revolve along with the cylinder 11 and turn over in the cylinder 11, so that grinding is realized. The ventilation mechanism 30 discharges the generated heat out of the cylinder 11 along with air convection, so that the heat dissipation and cooling functions are realized. When the protector 20 in the barrel 11 is damaged, the damaged protector 20 and the screw on the barrel 11 are removed, the protector 20 is taken out from the cap 12, and the damaged protector 20 is replaced.

In addition, those skilled in the art should recognize that the above embodiments are illustrative only, and not limiting, and that suitable modifications and variations to the above embodiments are within the spirit and scope of the invention as claimed.

Claims

1. The grinding roller is characterized in that a ventilating mechanism is arranged on the roller body and comprises a first ventilating piece, the first ventilating piece is provided with a first air hole, a mounting hole communicated with the inner cavity of the roller body is formed in the roller body, at least part of the first ventilating piece is arranged in the mounting hole, and the first air hole is communicated with the inner cavity of the roller body.

2. The grinding roller as claimed in claim 1, wherein the venting mechanism further comprises a second venting member, the second venting member has a plurality of second vents, the second venting member is disposed in the mounting hole and located at one end of the mounting hole communicating with the inner cavity of the roller body, and the plurality of second vents communicate with the first vents.

3. The grinding roller as claimed in claim 2, wherein the first venting member comprises a connecting section and a mounting section which are connected, the first venting hole penetrates through the connecting section and the mounting section, the connecting section is provided with an external thread, the mounting hole is provided with an internal thread which is matched with the external thread, and the mounting section is located on the outer side of the roller body.

4. The grinding drum according to claim 1, wherein the drum body is provided with a guard member detachably attached to an inner wall of the drum body forming the inner cavity, the guard member is provided with a through hole communicating with the mounting hole, and an area of the through hole is smaller than an area of the mounting hole.

5. The grinding drum of claim 4, wherein the plurality of guards surround the inner cavity.

6. The grinding roller as claimed in claim 1, wherein the roller body comprises a roller body and a roller cover, the roller cover is arranged on the roller body, the air permeable mechanism is arranged on both the roller cover and the roller body, and the roller body is further connected with a locking mechanism for locking the roller body and the roller cover.

7. The grinding cylinder according to claim 6, wherein the cylinder body further comprises a weight block connected to a side of the cylinder body facing away from the locking mechanism.

8. The grinding roller as claimed in claim 1, wherein the roller body is further provided with a rotating block, and the roller body is connected with an external rotating device through the rotating block so as to drive the roller body to rotate when the external rotating device rotates.