CN211388299U - Extension rod knife rest - Google Patents
Extension rod knife rest Download PDFInfo
- Publication number
- CN211388299U CN211388299U CN201922011295.3U CN201922011295U CN211388299U CN 211388299 U CN211388299 U CN 211388299U CN 201922011295 U CN201922011295 U CN 201922011295U CN 211388299 U CN211388299 U CN 211388299U
- Authority
- CN
- China
- Prior art keywords
- tool bit
- guide rail
- soon
- connecting hole
- connect
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Automatic Tool Replacement In Machine Tools (AREA)
Abstract
The utility model relates to an extension rod knife rest, including cutter arbor and tool bit, the tool bit is through connecing the mechanism soon and connecting the cutter arbor, the end connection guiding mechanism of cutter arbor, connect the mechanism soon including setting up the connect the pole head soon of cutter arbor tip and setting up the connecting hole of tool bit afterbody, the afterbody of tool bit and connect the pole head soon be equipped with a plurality of screw holes on global, the screw hole on the afterbody of tool bit runs through the connecting hole, the cross-section of connecting hole and connect the pole head soon is the polygon, connects the pole head soon and passes through the bolt location of wearing to establish in the screw hole after stretching into the connecting hole, and the tool bit is changed and fixed convenient, can guarantee through the cooperation of connect the pole head and connecting hole that the tool bit atress is even at abrasive machining's in-process moreover.
Description
Technical Field
The utility model belongs to the technical field of machining and specifically relates to an extension rod knife rest.
Background
The knife rest is the part that is used for the fixed mounting tool bit on the lathe, present knife rest mainly fixes the tool bit through the structure of chuck when the fixed mounting tool bit, and the knife rest itself passes through bolt fixed mounting in the main part of lathe, the defect that this kind of fixed mounting's mode exists lies in, the radial distance of work piece on tool bit tip on the knife rest and the anchor clamps can't be regulated and control, the position control of tool bit is inconvenient, and the tool bit passes through the structure of chuck to be fixed on the knife rest, this kind of fixed mode causes the tool bit atress inhomogeneous easily, there is the problem that slight aversion appears in the tool bit atress easily, can influence the precision.
Disclosure of Invention
The utility model aims at providing an extension rod knife rest for solving the defect that prior art exists.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
the utility model provides an extension rod knife rest, includes cutter arbor and tool bit, and the tool bit is through connecing the mechanism soon and connecting the cutter arbor, the end connection guiding mechanism of cutter arbor, connect the mechanism soon including setting up the pole head and the setting of connecing soon of cutter arbor tip are in the connecting hole of tool bit afterbody, the afterbody of tool bit and connect soon be equipped with a plurality of screw holes on the global of pole head, the screw hole on the afterbody of tool bit runs through connecting hole, the cross-section of connecting hole and connecing the pole head soon is the polygon, connects soon the pole head to stretch into behind the connecting hole through the bolt location of wearing.
Further, the guide mechanism comprises a guide block fixedly connected with the end part of the cutter bar, a sliding plate is arranged at the bottom of the guide block, a guide rail is arranged at the bottom of the sliding plate, a guide rail plate is arranged below the sliding plate, a guide rail groove corresponding to the guide rail is arranged on the guide rail plate, and the guide rail is positioned in the guide rail groove.
Furthermore, a plurality of positioning bolts are arranged on the sliding plate, and positioning holes corresponding to the positioning bolts are arranged on the guide rail plate.
Furthermore, the cross sections of the connecting hole and the quick-connection rod head are hexagonal or octagonal.
Furthermore, the quick connecting rod head and the cutter rod are integrally formed.
Further, the guide block and the cutter bar are integrally formed.
The utility model has the advantages that: the cutter head is connected with the cutter bar through the quick connection mechanism, when the cutter head is connected with the cutter bar, the quick connection rod head on the cutter bar extends into the connecting hole at the tail part of the cutter head and then is positioned and fixed through the bolt penetrating through the threaded hole, the cutter head is convenient to replace and fix, the cutter head can be uniformly stressed in the grinding process through the matching of the quick connection rod head and the connecting hole, the problem of position deviation of the cutter head cannot be caused, and the machining precision is ensured;
in addition, the end part of the cutter bar is connected with a guide mechanism, the guide mechanism comprises a guide block fixedly connected with the end part of the cutter bar, the bottom of the guide block is provided with a sliding plate, the bottom of the sliding plate is provided with a guide rail, a guide rail plate is arranged below the sliding plate, the guide rail is provided with a guide rail groove corresponding to the guide rail, the guide rail is positioned in the guide rail groove, the sliding plate is provided with a plurality of positioning bolts, the guide rail plate is provided with positioning holes corresponding to the positioning bolts, when the radial distance between the cutter head and a workpiece on the fixture needs to be adjusted, the cutter head moves on the guide rail plate through the guide block and the sliding plate, after moving to a proper position, the sliding plate and the guide rail plate are fixed through the positioning bolts.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is an assembly view of the present invention;
FIG. 3 is a schematic cross-sectional view of the tool bit of the present invention after being connected to the tool bar;
FIG. 4 is a side view of the tool bit of the present invention;
fig. 5 is a schematic side view of the cutter bar of the present invention.
Detailed Description
As shown in fig. 1 to 5, an extension rod knife rest, including cutter arbor 1 and tool bit 2, tool bit 2 connects cutter arbor 1 through the mechanism of connecing soon, the end connection guiding mechanism of cutter arbor 1, the mechanism of connecing soon is including setting up the quick-connection pole head 3 at cutter arbor 1 tip and setting up the connecting hole 4 at tool bit 2 afterbody, be equipped with a plurality of screw holes 5 on the afterbody of tool bit 2 and the global of quick-connection pole head 3, screw hole 5 through connection hole 4 on the afterbody of tool bit 2, the cross-section of connecting hole 4 and quick-connection pole head 3 is the polygon, quick-connection pole head 3 stretches into behind connecting hole 4 and fixes a position through the bolt 6 of wearing to establish in the screw.
Further, the guide mechanism comprises a guide block 7 fixedly connected with the end part of the cutter bar 1, a sliding plate 8 is arranged at the bottom of the guide block 7, a guide rail 9 is arranged at the bottom of the sliding plate 8, a guide rail plate 10 is arranged below the sliding plate 8, a guide rail groove 11 corresponding to the guide rail 9 is arranged on the guide rail plate 10, and the guide rail 9 is positioned in the guide rail groove 11.
The slide plate 8 is provided with a plurality of positioning bolts 12, and the guide rail plate 10 is provided with positioning holes 13 corresponding to the positioning bolts 12.
In the utility model, the cross-section of the connecting hole 4 and the quick connecting rod head 3 is hexagonal or octagonal. The quick connecting rod head 3 and the cutter rod 1 are integrally formed. The guide block 7 is integrally formed with the cutter bar 1.
The cutter head 2 of the structure is connected with the cutter bar 1 through the quick-connection mechanism, when the cutter head 2 is connected with the cutter bar 1, the quick-connection rod head 3 on the cutter bar 1 extends into the connecting hole 4 at the tail part of the cutter head 2 and then is positioned and fixed through the bolt 6 penetrating in the threaded hole 5, the cutter head 2 is convenient to replace and fix, and the cutter head 2 can be guaranteed to be stressed uniformly in the grinding process through the matching of the quick-connection rod head 3 and the connecting hole 4, so that the problem of position deviation of the cutter head cannot be caused, and the processing precision is guaranteed;
in addition, the end part of the cutter bar is connected with a guide mechanism, when the radial distance between the cutter head 2 and a workpiece on the fixture needs to be adjusted, the cutter head 2 moves on the guide rail plate 10 through the guide block 7 and the sliding plate 8, and after the cutter head 2 moves to a proper position, the sliding plate 8 and the guide rail plate 10 are fixed through the positioning bolt 12, so that the radial distance between the cutter head 2 and the workpiece on the fixture can be adjusted, the cutter bar is suitable for grinding workpieces with different diameters, and the operation is convenient.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an extension rod knife rest, includes cutter arbor and tool bit, its characterized in that, the tool bit is through connecing the mechanism soon and connecting the cutter arbor, the end connection guiding mechanism of cutter arbor, connect the mechanism soon including setting up the connect the pole head soon of cutter arbor tip and setting up the connecting hole of tool bit afterbody is equipped with a plurality of screw holes on the afterbody of tool bit and the global of connecing the pole head soon, and the screw hole on the afterbody of tool bit runs through connecting hole, the cross-section of connecting hole and connect the pole head soon is the polygon, connects the pole head soon and stretches into behind the connecting hole through the bolt location of wearing to establish.
2. The extension bar blade carrier of claim 1, wherein the guide mechanism comprises a guide block fixedly connected to the end of the blade bar, a sliding plate is disposed at the bottom of the guide block, a guide rail is disposed at the bottom of the sliding plate, a guide rail plate is disposed below the sliding plate, a guide rail groove corresponding to the guide rail is disposed on the guide rail plate, and the guide rail is disposed in the guide rail groove.
3. The extension bar blade carrier of claim 2, wherein said slide plate is provided with a plurality of positioning bolts, and said guide rail plate is provided with positioning holes corresponding to said positioning bolts.
4. The extension bar blade carrier of claim 2, wherein the cross-section of the attachment hole and the quick connect bar head is hexagonal or octagonal.
5. The extension pole blade carrier of claim 1, wherein the quick connect head is integrally formed with the blade carrier.
6. The extension bar blade holder of claim 2, wherein said guide block is integrally formed with the blade holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922011295.3U CN211388299U (en) | 2019-11-20 | 2019-11-20 | Extension rod knife rest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922011295.3U CN211388299U (en) | 2019-11-20 | 2019-11-20 | Extension rod knife rest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211388299U true CN211388299U (en) | 2020-09-01 |
Family
ID=72207743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922011295.3U Expired - Fee Related CN211388299U (en) | 2019-11-20 | 2019-11-20 | Extension rod knife rest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211388299U (en) |
-
2019
- 2019-11-20 CN CN201922011295.3U patent/CN211388299U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200901 Termination date: 20211120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |