CN213164472U - Centerless grinding machine and discharging device thereof - Google Patents
Centerless grinding machine and discharging device thereof Download PDFInfo
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- CN213164472U CN213164472U CN202021228666.XU CN202021228666U CN213164472U CN 213164472 U CN213164472 U CN 213164472U CN 202021228666 U CN202021228666 U CN 202021228666U CN 213164472 U CN213164472 U CN 213164472U
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Abstract
The utility model belongs to the technical field of neodymium iron boron magnetism material processing equipment and specifically relates to a centerless grinder and unloader thereof is related to, it includes the guide rail and connects in the receipts workbin of guide rail tail end, the inside wall of guide rail is provided with a plurality of rolling subassemblies along its length direction, the rolling subassembly includes rolling member and roll axis, the inside wall of rolling member outer peripheral face protrusion guide rail, the rolling member uses the roll axis as the rotation of axle center, the roll axis is perpendicular with the length direction of guide rail. The application has the effect of reducing wear of the surface of the workpiece.
Description
Technical Field
The application relates to the field of neodymium iron boron magnetism material processing equipment, in particular to a centerless grinding machine and a blanking device thereof.
Background
A centerless grinding machine is a grinding machine for grinding without using the axial positioning of a workpiece, and is mainly composed of a grinding wheel, an adjusting wheel and a workpiece support, wherein the grinding wheel actually performs the grinding operation, the adjusting wheel controls the rotation of the workpiece and controls the feed speed of the workpiece, and the workpiece support has the function of supporting the workpiece during grinding
The prior patent No. CN203993393U discloses a blanking device for centerless grinding machine, which includes a guide rail and a transmission tube fixedly disposed at the tail end of the guide rail, and when the grinding of the workpiece is finished, the workpiece slides into the transmission tube along the guide rail.
In view of the above-mentioned related art, the inventor believes that the workpiece has a sliding friction with the side surface of the guide rail during sliding down along the guide rail and the conveying pipe, which causes a defect of abrasion of the surface of the workpiece.
SUMMERY OF THE UTILITY MODEL
In order to reduce the abrasion of the surface of a workpiece during blanking, the application provides a centerless grinding machine and a blanking device thereof.
On the one hand, the application provides a unloader, adopts following technical scheme:
the blanking device comprises a guide rail and a material receiving box connected to the tail end of the guide rail, wherein a plurality of rolling assemblies are arranged on the inner side wall of the guide rail along the length direction of the guide rail, each rolling assembly comprises a rolling part and a rolling shaft, the outer peripheral surface of each rolling part protrudes out of the inner side wall of the guide rail, each rolling part takes the rolling shaft as a shaft core to rotate, and the rolling shafts are perpendicular to the length direction of the guide rail.
By adopting the technical scheme, the workpiece is conveyed to the tail end of the guide rail from the top end of the guide rail along the guide rail and enters the material receiving box. The workpiece collides with the inner side wall of the guide rail in the conveying process, and due to the arrangement of the rolling parts, the sliding friction between the original workpiece and the inner side wall of the guide rail is converted into the rolling friction between the workpiece and the rolling parts, so that the abrasion of the surface of the workpiece is reduced.
Preferably, the inner wall of the guide rail is provided with a mounting groove for accommodating the rolling member, and the outer peripheral surface of the rolling member protrudes out of the mounting groove.
By adopting the technical scheme, on one hand, the installation groove can provide installation space for the rolling piece, so that the rolling piece is accommodated in the installation groove, and the internal space of the guide rail is saved; on the other hand, the accumulation of external impurities at the rotating position of the rolling part can be reduced, and the service life of the rolling part is prolonged.
Preferably, the top surface of the guide rail is provided with a positioning hole for inserting the rolling shaft, and the rolling shaft penetrates through the middle part of the rolling part and is inserted into the groove wall of the mounting groove.
By adopting the technical scheme, the positioning hole is formed in the top surface of the guide rail, the rolling shaft is inserted into the middle part of the rolling part from the positioning hole and penetrates through the middle part of the rolling part, and the rolling part is further inserted into the groove wall of the mounting groove to be positioned in the mounting groove and rotate by taking the rolling shaft as a shaft; in addition, the rolling part can be detached by drawing the rolling shaft out of the positioning hole, so that the later maintenance of the rolling part is facilitated.
Preferably, the rolling member is a rubber roller.
Through adopting above-mentioned technical scheme, the rubber gyro wheel has certain deformability, when the work piece strikes to the rubber gyro wheel, can provide certain buffering effect, further reduces the wearing and tearing of work piece.
Preferably, the upper end of the rolling shaft extends out of the positioning hole.
By adopting the technical scheme, the part of the rolling shaft extending out of the positioning hole can be used as a grabbing point, so that the rolling shaft can be conveniently pulled out of the positioning hole.
Preferably, the rolling shaft is provided with an oil filling hole, and the oil filling hole comprises an oil inlet positioned on the top surface of the rolling shaft and an oil outlet communicated with the middle part of the rolling part.
By adopting the technical scheme, the lubricating oil enters from the oil inlet of the oil filling hole and is guided out from the oil outlet to enter the middle part of the rolling part, so that the rotating contact points of the rolling part and the rolling shaft are lubricated. Therefore, the oil filler hole facilitates oiling the rolling member.
Preferably, the inner bottom wall of the guide rail is coated with a polytetrafluoroethylene coating.
By adopting the technical scheme, the polytetrafluoroethylene coating has self-lubricating property, so that the friction force between the workpiece and the guide rail is reduced, and the abrasion of the workpiece is further reduced.
On the other hand, this application provides a unloader, adopts following technical scheme:
the centerless grinding machine comprises a grinding machine body and the blanking device, wherein the top end of the guide rail is positioned at the discharge end of the grinding machine body.
By adopting the technical scheme, the abrasion between the workpiece and the guide rail can be greatly reduced.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the workpiece is conveyed to the tail end of the guide rail from the top end of the guide rail along the guide rail and enters the material receiving box. The workpiece collides with the inner side wall of the guide rail in the conveying process, and due to the arrangement of the rolling parts, the sliding friction between the original workpiece and the inner side wall of the guide rail is converted into the rolling friction between the workpiece and the rolling parts, so that the abrasion of the surface of the workpiece is reduced;
2. lubricating oil enters from an oil inlet of the oil filling hole and is guided out from an oil outlet to enter the middle part of the rolling part, so that the rotating contact points of the rolling part and the rolling shaft are lubricated. Therefore, the oil filler hole facilitates oiling the rolling member.
Drawings
Fig. 1 is a schematic view of the overall structure of the blanking device of the present invention.
Fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a sectional view of the rolling shaft of the present invention.
Fig. 4 is a schematic view of the overall structure of the centerless grinding machine of the present invention.
Description of reference numerals: 1. a guide rail; 2. a material receiving box; 3. a rolling component; 4. a transverse plate; 5. a vertical plate; 6. a rolling member; 7. a roll axis; 9. Mounting grooves; 10. positioning holes; 11. a through hole; 12. a jack; 13. an oil filler hole; 14. an oil inlet; 15. an oil outlet; 16. a grinding machine body.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses unloader. Referring to fig. 1, a blanking device includes a guide rail 1 and a receiving box 2 connected to a tail end of the guide rail 1. The guide rail 1 comprises a transverse plate 4 and vertical plates 5 fixed on two sides of the transverse plate 4, a plurality of rolling assemblies 3 are arranged on the inner side wall of the guide rail 1 along the length direction of the inner side wall, and the inner side wall of the guide rail 1 is the inner side wall of the vertical plate 5.
The rolling assembly 3 comprises a rolling part 6 and a rolling shaft 7, in the embodiment, the rolling part 6 is a rubber roller, and a certain buffer can be provided when the workpiece collides with the rolling part 6. The peripheral surface of the rolling element 6 protrudes out of the inner side wall 8 of the guide rail 1, the rolling element 6 rotates by taking the rolling shaft 7 as a shaft core, and the rolling shaft 7 is vertical to the length direction of the guide rail 1, namely two side surfaces of the rolling element 6 are parallel to the guide of the guide rail 1. Specifically, the inner side wall 8 of the guide rail 1 is provided with a mounting groove 9 for accommodating the rolling member 6, and the outer peripheral surface of the rolling member 6 protrudes out of the mounting groove 9. Note that the inner side wall of the guide rail 1 is an inner wall of the riser 5.
The top surface of the guide rail 1 is provided with a positioning hole 10 for the rolling shaft 7 to be inserted, the upper end of the rolling shaft 7 extends out of the positioning hole 10, and the top surface of the guide rail 1 is also the top surface of the vertical plate 5; the rolling shaft 7 penetrates through the middle part of the rolling element 6 and is inserted into the groove wall of the mounting groove 9, namely the inner wall of the mounting groove 9 at the side far away from the positioning hole 10. Correspondingly, the middle part of the rolling element 6 is provided with a through hole 11 for the rolling shaft 7 to penetrate, the inner wall of the mounting groove 9 is provided with an insertion hole 12 for the rolling shaft 7 to be inserted, and the positioning hole 10, the through hole 11 and the insertion hole 12 are coaxial.
The rolling shaft 7 is provided with an oil filling hole 13, and the oil filling hole 13 comprises an oil inlet 14 positioned on the top surface of the rolling shaft 7 and an oil outlet 15 communicated with the middle part of the rolling element 6. Lubricating oil enters from an oil inlet 14 of the oil filling hole 13 and is led out from an oil outlet 15 to enter the middle part of the rolling member 6, so that the rotating contact point of the rolling member 6 and the rolling shaft 7 is lubricated. The inner bottom wall of the guide rail 1 is coated with a teflon coating, and it should be noted that the inner bottom wall of the guide rail 1 is a contact surface between the transverse plate 4 and the workpiece.
The implementation principle of the blanking device in the embodiment of the application is as follows: the workpiece is conveyed from the top end of the guide rail 1 to the tail end of the guide rail 1 along the guide rail 1 and enters the material receiving box 2. The work piece bumps the rubber gyro wheel of the inside wall of guide rail 1 in transportation process, consequently with the sliding friction of original work piece and guide rail 1 inside wall 8, change into the rolling friction of work piece and rubber gyro wheel to the wearing and tearing of work piece surface have been reduced.
The embodiment also discloses a centerless grinder. Referring to fig. 4, a centerless grinder includes a grinder body 16 and the above-mentioned blanking device.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a blanking device, includes guide rail (1) and connect in receive workbin (2) of guide rail (1) tail end, its characterized in that: the inner side wall of the guide rail (1) is provided with a plurality of rolling assemblies (3) along the length direction of the inner side wall, each rolling assembly (3) comprises a rolling part (6) and a rolling shaft (7), the peripheral surface of each rolling part (6) protrudes out of the inner side wall of the guide rail (1), the rolling parts (6) rotate by taking the rolling shafts (7) as shaft cores, and the rolling shafts (7) are perpendicular to the length direction of the guide rail (1).
2. The blanking device of claim 1, wherein: the inner wall of the guide rail (1) is provided with a mounting groove (9) for accommodating the rolling piece (6), and the peripheral surface of the rolling piece (6) protrudes out of the mounting groove (9).
3. The blanking device of claim 2, wherein: the top surface of the guide rail (1) is provided with a positioning hole (10) for the rolling shaft (7) to be inserted, and the rolling shaft (7) penetrates through the middle part of the rolling part (6) and is inserted into the groove wall of the mounting groove (9).
4. The blanking device of claim 1, wherein: the rolling member (6) is a rubber roller.
5. The blanking device of claim 3, wherein: the upper end of the rolling shaft (7) extends out of the positioning hole (10).
6. The blanking device of claim 1, wherein: an oil filling hole (13) is formed in the rolling shaft (7), and the oil filling hole (13) comprises an oil inlet (14) located in the top surface of the rolling shaft (7) and an oil outlet (15) communicated with the middle of the rolling part (6).
7. The blanking device of claim 1, wherein: the inner bottom wall of the guide rail (1) is coated with a polytetrafluoroethylene coating.
8. A centerless grinding machine, characterized by: comprising a grinding machine body (16) and a blanking device according to any one of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021228666.XU CN213164472U (en) | 2020-06-29 | 2020-06-29 | Centerless grinding machine and discharging device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021228666.XU CN213164472U (en) | 2020-06-29 | 2020-06-29 | Centerless grinding machine and discharging device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213164472U true CN213164472U (en) | 2021-05-11 |
Family
ID=75789976
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021228666.XU Active CN213164472U (en) | 2020-06-29 | 2020-06-29 | Centerless grinding machine and discharging device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213164472U (en) |
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2020
- 2020-06-29 CN CN202021228666.XU patent/CN213164472U/en active Active
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