CN210232444U - Tool rest of centerless grinding machine - Google Patents
Tool rest of centerless grinding machine Download PDFInfo
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- CN210232444U CN210232444U CN201921125351.XU CN201921125351U CN210232444U CN 210232444 U CN210232444 U CN 210232444U CN 201921125351 U CN201921125351 U CN 201921125351U CN 210232444 U CN210232444 U CN 210232444U
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- base
- grinding machine
- bolt
- centerless grinding
- locking block
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Abstract
The utility model discloses a knife rest of centerless grinder, including base and layer board, the base side is provided with fixedly the fastener of layer board, be provided with standard backing plate between layer board bottom and the base, the both ends of standard backing plate are provided with a constant head tank respectively along its width direction, fastener one end with the constant head tank block can the central height of quick adjustment work piece, and guarantees the position stabilization after the adjustment, further improves centerless grinder's grinding precision and grinding efficiency.
Description
Technical Field
The utility model relates to a centerless grinder technical field, concretely relates to centerless grinder's knife rest.
Background
The centerless grinding machine is widely applied to the outer circle machining of hard wear-resistant ceramic bars due to high-efficiency continuous machining capacity and reliable stability. A centerless grinding machine is a grinding machine for performing grinding without determining the axis of a workpiece, and is composed of three mechanisms, i.e., a grinding wheel, a guide wheel and a workpiece carrier, wherein the grinding wheel performs actual grinding, the guide wheel controls the rotation of the workpiece and causes the feed speed of the workpiece, and the workpiece carrier is used for supporting the workpiece. Whether the working state of the cutting board on the bracket of the centerless grinding machine tool is normal or not, whether the adjustment or the replacement is in place or not and whether the hardness and the wear resistance of the cutting board are excellent or not directly influence the straightness, the taper, the appearance and the like of a product, thereby influencing the processing quality of the product.
Because the corrosion of coolant liquid and the adhesive action of grinding material in the grinding process, the long-time contact of work piece and cutting board easily causes defects such as cutting board wearing and tearing, consequently, need lean on the cutting board below to set up the backing plate and adapt to different work piece center height, nevertheless because the backing plate thickness is not big, can't fix the backing plate on the base with the fastener, only through the fixed compaction of cutting board with the backing plate between cutting board and base, the backing plate is fixed from top to bottom, but the stability of all directions can't guarantee all around, influence grinding precision and grinding efficiency.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a centerless grinder knife rest that can quick adjustment work piece center height further improves centerless grinder's grinding precision and grinding efficiency.
In order to solve the technical problem, the utility model provides a knife rest of centerless grinding machine, including base and layer board, the base side is provided with fixedly the fastener of layer board, be provided with standard backing plate between layer board bottom and the base, the both ends of standard backing plate are provided with a constant head tank respectively along its width direction, fastener one end with the constant head tank block.
Further, the fastener includes first bolt, nut and gasket, the position that the layer board corresponds with first bolt is provided with the slotted hole of vertical direction, first bolt passes in proper order base, layer board and gasket to by the nut locking, gasket lower part card insert in the constant head tank.
Further, the fastener includes second bolt and rotatory latch segment, rotatory latch segment is fan-shaped panel, rotatory latch segment rotate set up in the base, the second bolt butt the fan-shaped one side of rotatory latch segment.
Further, the sector angle of the rotary locking block is larger than 90 degrees.
Furthermore, the upper end of the rotary locking block is provided with a locking block, and the side surface of the supporting plate corresponding to the locking block is provided with a locking groove.
Furthermore, a material pressing support is arranged above the base, and a material pressing plate is arranged above the supporting plate through the material pressing support.
Further, the material pressing support is an expansion bracket.
The utility model discloses a knife rest of centerless grinder compares beneficial effect with prior art is, can the central height of quick adjustment work piece, and guarantees the stable position after the adjustment, further improves centerless grinder's grinding precision and grinding efficiency.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic diagram of a standard backing plate structure of the present invention;
fig. 3 is a cross-sectional view of a second locking structure according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a second working structure according to the embodiment of the present invention.
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 and 2, a first embodiment of a tool rest of a centerless grinding machine according to the present invention includes a base 10 and a supporting plate 20, wherein a fastening member 30 for fixing the supporting plate 20 is disposed on a side surface of the base 10, the supporting plate 20 is fixed from a side surface, so as to conveniently adjust a position of the supporting plate 20 in a vertical direction, to prevent a low yield rate due to a difference in height of the supporting plate 20 during machining due to a difference in height of the supporting plate 20, and to ensure a stable position of the supporting plate 20 in a height direction, in this embodiment, a standard backing plate 40 is disposed between a bottom of the supporting plate 20 and the base 10, so that the supporting plate 20 can be quickly adjusted to a reasonable position, to ensure a stable position of the backing plate below the supporting plate 20, a positioning groove 41 is respectively disposed at both ends of the standard backing plate 40 along a width direction thereof, one end of the fastening member 30 is engaged with the positioning groove 41, the fastening member 30 restricts, the position of the supporting plate 20 and the standard backing plate 40 is ensured to be stable, the grinding precision is improved, the adjusting time of the supporting plate 20 is reduced, and the grinding efficiency is improved, in the embodiment, the fastening member 30 comprises a first bolt 31, a nut 32 and a gasket 33, the position of the supporting plate 20 corresponding to the first bolt 31 is provided with an elongated hole 21 in the vertical direction, the first bolt 31 sequentially penetrates through the base 10, the supporting plate 20 and the gasket 33 and is locked by the nut 32, the lower part of the gasket 33 is inserted into the positioning groove 41, the elongated hole 21 is arranged on the supporting plate 20, so that when the standard backing plate 40 is placed below the supporting plate 20, the supporting plate 20 can still be locked in cooperation with the first bolt 31 on the base 10, and when the standard backing plate 40 is placed, the supporting plate 20 can be completely detached without the need to only to unscrew the first bolt 31 and the nut 32, the standard gasket 33 can be inserted below the supporting plate, then first bolt 31 and nut 32 are screwed to make gasket 33 lower part card locate in the constant head tank 41 of standard backing plate 40 can, simple to operate, gasket 33 can guarantee that layer board 20 is by the fastening more of first bolt 31 and nut 32 centre gripping simultaneously, improves stability. Further, the conventional centerless grinder tool rest has the problem of rod jumping, which means that the product bounces during processing due to the fact that the product is irregular in geometric shape or has the defects of bending, jumping, deformation and the like, and the bounced product is easy to generate the defects of gaps, grinding surfaces, fracture and the like, and meanwhile, the bounced product is also easy to damage the working surfaces of a grinding wheel, a guide wheel and a supporting plate 20, so that the product quality is seriously affected, and potential safety hazards exist. In this embodiment, the pressing support 11 is a telescopic frame, and the height of the pressing plate 12 can be adjusted by the telescopic pressing support 11, so that the device is suitable for products with different sizes, and the products can move freely between the working surface of the supporting plate 20 and the pressing plate 12.
Referring to fig. 3, for the embodiment of the present invention, the cross-sectional view of the two-part structure, the fastener 30 includes the second bolt 34 and the rotary locking block 35, the rotary locking block 35 is a fan-shaped plate, the rotary locking block 35 rotates and set up in the base 10, the second bolt 34 butt the fan-shaped one side of the rotary locking block 35 can push the rotary locking block 35 to rotate around its center by screwing or loosening the second bolt 34, so that the fan-shaped another side of the rotary locking block 35 can be kept away from or abutted to the supporting plate 20, and the fan-shaped side of the rotary locking block 35 is clamped in the positioning groove 41 of the standard cushion plate 40. Because the second bolt 34 is perpendicular to the plane of the supporting plate 20, in order to enable the two side surfaces of the rotary locking block 35 to respectively abut against the second bolt 34 and the supporting plate 20, the fan-shaped angle of the rotary locking block 35 is greater than 90 °. Furthermore, in this embodiment, in order to prevent the supporting plate 20 from being fixed in the vertical direction, a locking block 36 is disposed at the upper end of the rotating locking block 35, a locking groove 22 is disposed at a position corresponding to the locking block 36 on the side surface of the supporting plate 20, and the locking block 36 is clamped in the locking groove 22, so that the supporting plate 20 and the standard backing plate 40 are completely positioned. The locking slot 22 may be provided with more than one slot so that the pallet 20 can be locked in place at different height positions. Referring to fig. 4, in operation, the standard backing plate 40 is inserted below the supporting plate 20, the second bolt 34 is screwed, the rotary locking block 35 is pushed by the second bolt 34 to rotate around the center of the rotary locking block, the other side of the rotary locking block 35 is attached to the supporting plate 20 in the rotating process, the lower end of the side is clamped into the positioning groove 41, the standard backing plate 40 is positioned, the second bolt 34 is screwed continuously, the rotary locking block 35 rotates continuously until the end of the rotary locking block completely abuts against the supporting plate 20, the second bolt 34 cannot be screwed continuously, and at this time, the positions of the supporting plate 20 and the standard backing plate 40 are fixed, so that the structure is simple and the operation is convenient.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (7)
1. The utility model provides a knife rest of centerless grinder, its characterized in that includes base and layer board, the base side is provided with the fixing the fastener of layer board, be provided with standard backing plate between layer board bottom and the base, the both ends of standard backing plate are provided with a constant head tank respectively along its width direction, fastener one end with the constant head tank block.
2. The tool rest of the centerless grinding machine as claimed in claim 1, wherein the fastener comprises a first bolt, a nut and a gasket, a vertical elongated hole is provided in the position of the support plate corresponding to the first bolt, the first bolt sequentially passes through the base, the support plate and the gasket and is locked by the nut, and the lower part of the gasket is inserted into the positioning groove.
3. The tool holder of a centerless grinding machine of claim 1, wherein the fastener includes a second bolt and a rotational locking block, the rotational locking block is a sector-shaped plate, the rotational locking block is rotatably disposed in the base, and the second bolt abuts against one side of a sector of the rotational locking block.
4. The tool holder of a centerless grinding machine of claim 3 wherein the sector angle of said rotational lock block is greater than 90 °.
5. The tool post of a centerless grinding machine as claimed in claim 3, wherein the upper end of said rotary lock block is provided with a lock block, and the side of said support plate corresponding to said lock block is provided with a lock groove.
6. The tool rest of a centerless grinding machine as defined in claim 1, wherein a swage mount is provided above said base, and a swage plate is provided above said support plate through said swage mount.
7. The tool holder of a centerless grinding machine as recited in claim 6, wherein said swage mount is a telescoping mount.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921125351.XU CN210232444U (en) | 2019-07-17 | 2019-07-17 | Tool rest of centerless grinding machine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921125351.XU CN210232444U (en) | 2019-07-17 | 2019-07-17 | Tool rest of centerless grinding machine |
Publications (1)
Publication Number | Publication Date |
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CN210232444U true CN210232444U (en) | 2020-04-03 |
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Family Applications (1)
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CN201921125351.XU Active CN210232444U (en) | 2019-07-17 | 2019-07-17 | Tool rest of centerless grinding machine |
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CN (1) | CN210232444U (en) |
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2019
- 2019-07-17 CN CN201921125351.XU patent/CN210232444U/en active Active
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