CN212144534U - Multipoint mode lathe tool clamping mechanism - Google Patents
Multipoint mode lathe tool clamping mechanism Download PDFInfo
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- CN212144534U CN212144534U CN202020438816.3U CN202020438816U CN212144534U CN 212144534 U CN212144534 U CN 212144534U CN 202020438816 U CN202020438816 U CN 202020438816U CN 212144534 U CN212144534 U CN 212144534U
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- lathe tool
- pull rod
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Abstract
The utility model discloses a multipoint mode lathe tool clamping mechanism, including turning tool body and blade, the internal L type cavity that is provided with of lathe tool, the internal L type pull rod that corresponds with the L type cavity that is provided with of L type cavity, at the corner butt that corresponds between the L type pull rod and the L type cavity body, make L type pull rod rotate around butt point between them, L type pull rod one end is stretched out outside the lathe tool body, lies in L type pull rod other end top on the turning tool body and is provided with the slip chamber of one end confined, be provided with the thimble in the slip chamber, sealed cooperation is connected between thimble and the slip chamber, and thimble one end stretches into the internal other end of propping up at L type pull rod of L type cavity, be provided with the hydraulic pressure chamber that communicates with the slip chamber on the turning tool body, be provided with the regulating part of adjustable hydraulic pressure chamber cavity size in the hydraulic pressure chamber. The clamping and loosening operation of the blade on the turning tool body is realized through the adjustment of the hydraulic pressure force, so that the tool changing operation is simpler and the operation is more convenient.
Description
Technical Field
The utility model relates to a machining equipment field, in particular to multipoint mode lathe tool clamping mechanism.
Background
With the development of metal cutting machines, different machines have different requirements on the mounting direction of the tool, which makes the mounted turning tool have different requirements on the positions of the insert for clamping and loosening the screw. The existing turning tool is generally clamped up and down or the back is singly clamped, so that the universality of the turning tool is poor, and the installation of a blade is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the problem that appears in the above-mentioned technique, provide a multipoint mode lathe tool clamping mechanism, press from both sides tightly and loosen the blade through adjusting hydraulic force, make things convenient for the tool changing operation of lathe tool.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
the utility model provides a multipoint mode lathe tool clamping mechanism, includes lathe tool body and blade, be provided with L type cavity in the lathe tool body, the internal L type pull rod that corresponds with L type cavity that is provided with of L type cavity, the butt of corner at the correspondence between L type pull rod and the L type cavity makes L type pull rod rotate around both butt points, L type pull rod one end is stretched out outside the lathe tool body, is located L type pull rod other end top on the lathe tool body and is provided with the slip chamber that one end is sealed, be provided with the thimble in the slip chamber, sealed fit is connected between thimble and the slip chamber, and thimble one end stretches into the internal other end of propping up at L type pull rod of L type cavity, be provided with the hydraulic pressure chamber with slip chamber intercommunication on the lathe tool body, be provided with the regulating part of adjustable hydraulic pressure chamber cavity size in the hydraulic pressure chamber.
Further, as preferred technical scheme, the hydraulic pressure chamber includes intercommunication chamber and at least one hydraulic pressure regulation chamber that a level set up, intercommunication chamber one end and slip chamber intercommunication, the other end seals the setting, chamber one end and intercommunication chamber intercommunication are adjusted to hydraulic pressure, and the other end sets up the regulating part, threaded connection between regulating part one end and the lathe tool body, the other end stretches into the hydraulic pressure and adjusts the intracavity and be connected with hydraulic pressure regulation chamber seal fit.
Furthermore, as the preferred technical scheme, the hydraulic pressure chamber is including three hydraulic pressure regulation chamber, three hydraulic pressure regulation chamber one end respectively with the intercommunication chamber intercommunication, the other end sets up towards lathe tool body bottom and both sides direction respectively.
Further, as a preferred technical scheme, a sealing screw is arranged at the closed end of the sliding cavity and/or the communication cavity, and the sealing screw is in threaded connection with the turning tool body.
Further, as a preferred technical scheme, sealing rings are arranged between the ejector pin and the sliding cavity and between the adjusting piece and the hydraulic cavity.
Furthermore, as the preferred technical scheme, a spring is arranged between the L-shaped pull rod and the turning tool body and below the ejector pin.
Further, as an optimal technical scheme, a blade mounting platform is arranged on the lathe tool body, the blade is arranged on the blade mounting platform, a fixing hole is formed in the blade, and the L-shaped pull rod extends out of the blade mounting platform and extends into the fixing hole.
Further, as a preferred technical scheme, a knife pad is arranged between the blade and the blade mounting platform.
The utility model discloses the beneficial effect who has:
the utility model realizes the clamping and loosening operation of the blade on the turning tool body by adjusting the hydraulic pressure; simultaneously, the structure of the hydraulic cavity is set, and the hydraulic pressure is adjusted by adjusting the position of the adjusting piece, so that the tool changing operation is simpler and the operation is more convenient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a sectional view taken along line a-a in fig. 1.
In the figure: 1-blade, 101-fixed hole, 2-knife pad, 3-lathe tool body, 4-L-shaped pull rod, 5-sealing screw, 6-thimble, 7, L-shaped cavity, 8-adjusting piece, 9-spring, 10-sliding cavity, 11-communicating cavity, 12-sealing ring, 13 and hydraulic adjusting cavity.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, the multi-point turning tool clamping mechanism includes a turning tool body 3 and a blade 1, an L-shaped cavity 7 is provided in the turning tool body 3, an L-shaped pull rod 4 corresponding to the L-shaped cavity is provided in the L-shaped cavity 7, the L-shaped pull rod 4 abuts against the L-shaped cavity 7 at a corresponding corner, so that the L-shaped pull rod 4 can rotate around the abutting point of the L-shaped pull rod and the L-shaped cavity, one end of the L-shaped pull rod 4 extends out of the turning tool body 3, a sliding cavity 10 with a closed end is provided above the other end of the L-shaped pull rod on the turning tool body 3, the sliding cavity 10 is vertically provided on the turning tool body, a thimble 6 is provided in the sliding cavity 10, the thimble 6 is connected with the sliding cavity 10 in a sealing fit manner, one end of the thimble 6 extends into the L-shaped cavity 7 and abuts against the other end of the L-shaped pull rod 4, a, and an adjusting part 8 capable of adjusting the size of the hydraulic cavity is arranged in the hydraulic cavity.
Specifically, as fig. 1 and 2, the hydraulic pressure chamber includes intercommunication chamber 11 and the three hydraulic pressure regulation chamber 13 that a level set up, 11 one end in intercommunication chamber and the 10 intercommunication in slip chamber, the other end seals the setting, 13 one end and the intercommunication chamber 11 intercommunication are adjusted to three hydraulic pressure, and the other end sets up towards lathe tool body bottom and both sides direction respectively, sets up regulating part 8 on the other end in three hydraulic pressure regulation chamber 13, threaded connection between 8 one end of regulating part and the lathe tool body 3, the other end stretch into hydraulic pressure regulation chamber 13 in with hydraulic pressure regulation chamber seal fit be connected.
The closed ends of the sliding cavity 10 and the communication cavity 11 are provided with sealing screws 5, and the sealing screws 5 are in threaded connection with the turning tool body 3. The sealing screw seals the sliding cavity and the communicating cavity, so that the sliding cavity, the communicating cavity and the hydraulic adjusting cavity form a sealed cavity, and meanwhile, hydraulic oil is conveniently injected into the hydraulic cavity and the sliding cavity by disassembling the sealing screw.
And a spring 9 is arranged between the L-shaped pull rod 4 and the turning tool body 3 below the thimble 6 and is used for resetting the L-shaped pull rod.
The turning tool body 3 is provided with a blade mounting platform, the turning tool mounting platform forms a stepped structure on the turning tool body, the blade is arranged on the blade mounting platform, one end of the blade abuts against the step end face of the turning tool body, the blade 1 is provided with a fixing hole 101, and the L-shaped pull rod 4 extends out of the blade mounting platform and extends into the fixing hole 101. When the L-shaped pull rod rotates, one end of the L-shaped pull rod extending into the fixing hole applies acting force to the blade so as to fixedly install the blade on the lathe tool body.
A knife pad 2 is arranged between the blade 1 and the blade mounting platform and used for adjusting the connecting position of the blade and the L-shaped pull rod.
When the cutter blade mounting platform works, the sealing screw is screwed out, hydraulic oil is injected into the sliding cavity and the hydraulic cavity, the sealing screw is screwed down, any one of the three adjusting parts is adjusted, the volume of the hydraulic cavity is reduced to extrude the hydraulic oil, the hydraulic pressure in the hydraulic cavity is raised to drive the ejector pin to move towards the direction of the L-shaped pull rod, downward acting force is applied to the rod end of the L-shaped pull rod to drive the L-shaped pull rod to rotate, the other end of the L-shaped pull rod rotates, the other end of the L-shaped pull rod applies horizontal acting force to the cutter blade, and the cutter blade is fixedly mounted on the cutter blade mounting platform, so that the cutter blade is. When the tool is required to be replaced, any one adjusting piece can be rotated reversely, the pressure of hydraulic oil is reduced, the spring applies acting force to the rod end of the L-shaped pull rod to jack up the L-shaped pull rod, at the moment, the acting force on the blade is relieved from the other end of the L-shaped pull rod, and the blade can be replaced.
The present invention is not limited to the above description and drawings, but should be understood as being illustrative and not restrictive, and the technical features can be replaced and modified without creative efforts by those skilled in the art according to the technical content disclosed, all falling within the scope of the present invention.
Claims (8)
1. The utility model provides a multipoint mode lathe tool clamping mechanism, includes lathe tool body and blade, its characterized in that, the internal L type cavity that is provided with of lathe tool, the internal L type pull rod that corresponds with the L type cavity that is provided with of L type cavity, the corner butt that corresponds between L type pull rod and the L type cavity makes L type pull rod rotate around both butt points, L type pull rod one end is stretched out outside the lathe tool body, lies in L type pull rod other end top on the lathe tool body and is provided with the slip chamber that one end is sealed, be provided with the thimble in the slip chamber, sealed fit is connected between thimble and the slip chamber, and thimble one end stretches into the internal top of L type cavity at the other end of L type pull rod, be provided with the hydraulic pressure chamber that communicates with the slip chamber on the lathe tool body, be provided with the regulating part of adjustable hydraulic pressure chamber cavity size in the hydraulic pressure chamber.
2. The multi-point lathe tool clamping mechanism according to claim 1, wherein the hydraulic chamber comprises a horizontally disposed communicating chamber and at least one hydraulic adjusting chamber, one end of the communicating chamber is communicated with the sliding chamber, the other end of the communicating chamber is closed, one end of the hydraulic adjusting chamber is communicated with the communicating chamber, the other end of the hydraulic adjusting chamber is provided with an adjusting member, one end of the adjusting member is in threaded connection with the lathe tool body, and the other end of the adjusting member extends into the hydraulic adjusting chamber to be in sealing fit connection with the hydraulic adjusting chamber.
3. The multi-point lathe tool clamping mechanism according to claim 2, wherein the hydraulic chambers comprise three hydraulic adjusting chambers, one end of each hydraulic adjusting chamber is communicated with the communicating chamber, and the other end of each hydraulic adjusting chamber is arranged towards the bottom and two sides of the lathe tool body.
4. The multi-point lathe tool clamping mechanism according to claim 2, wherein the closed end of the sliding cavity and/or the communicating cavity is provided with a sealing screw, and the sealing screw is in threaded connection with the lathe tool body.
5. The multi-point turning tool clamping mechanism according to claim 1, wherein sealing rings are provided between the ejector pin and the sliding cavity, and between the adjusting member and the hydraulic cavity.
6. The multi-point lathe tool clamping mechanism according to claim 1, wherein a spring is provided between the L-shaped pull rod and the lathe tool body below the thimble.
7. The multi-point turning tool clamping mechanism according to claim 1, wherein the turning tool body is provided with a blade mounting platform, the blade is arranged on the blade mounting platform, the blade is provided with a fixing hole, and the L-shaped pull rod extends out of the blade mounting platform and into the fixing hole.
8. The multi-point lathe tool clamping mechanism according to claim 7, wherein a shim is provided between the insert and the insert mounting platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020438816.3U CN212144534U (en) | 2020-03-31 | 2020-03-31 | Multipoint mode lathe tool clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020438816.3U CN212144534U (en) | 2020-03-31 | 2020-03-31 | Multipoint mode lathe tool clamping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212144534U true CN212144534U (en) | 2020-12-15 |
Family
ID=73725975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020438816.3U Active CN212144534U (en) | 2020-03-31 | 2020-03-31 | Multipoint mode lathe tool clamping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212144534U (en) |
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2020
- 2020-03-31 CN CN202020438816.3U patent/CN212144534U/en active Active
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