CN210334383U - Lathe and lathe chip breaking mechanism - Google Patents
Lathe and lathe chip breaking mechanism Download PDFInfo
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- CN210334383U CN210334383U CN201921096199.7U CN201921096199U CN210334383U CN 210334383 U CN210334383 U CN 210334383U CN 201921096199 U CN201921096199 U CN 201921096199U CN 210334383 U CN210334383 U CN 210334383U
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- chip
- chip breaking
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- breaking
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Abstract
The utility model discloses a lathe chip breaking mechanism, including leading the bits board, lead the bits board and have the chip groove that is used for guiding smear metal exhaust, still including locating the chip groove export and for the chip reciprocating motion with the chip breaking device who cuts off the smear metal. The chip-breaking device has certain depth of cut for smear metal reciprocating motion, is adapted to the better smear metal of the fracture toughness, consequently the utility model provides a lathe chip-breaking mechanism can cut off the smear metal reliably. The utility model discloses still disclose a lathe that contains above-mentioned lathe chip breaking mechanism.
Description
Technical Field
The utility model relates to a turning technology, in particular to lathe chip breaking mechanism. The utility model discloses still relate to a lathe including lathe chip breaking mechanism.
Background
Turning is the most basic, extensive and important process method in the mechanical manufacturing industry, and turning usually cannot leave a lathe, so that it is particularly necessary to optimize the performance of the lathe.
According to the machining requirement, a conventional partial lathe is provided with a chip breaking mechanism, and referring to fig. 1, the conventional chip breaking mechanism comprises a chip discharging plate 02 with a chip discharging groove, a cutting knife 03, a driving shaft 04 and a rolling bearing 05, wherein the cutting knife 03 is arranged at the outlet of the chip discharging groove, the cutting knife 03 is arranged at the end part of the driving shaft 04, and the rolling bearing 05 is used for supporting the driving shaft 04 to rotate, so that the driving shaft 04 drives the cutting knife 03 to rotate relative to the chips to cut off the chips. Under the support of the rolling bearing 05, the driving shaft 04 is fixed in the axial direction and the radial direction, so that the rotation radius of the cutting-off knife 03 is fixed, that is, the radial cutting depth of the cutting-off knife 03 cannot be adjusted. However, the plasticity and toughness of different chips are different, and a certain gap is left between the chip and the turning tool 01, so that the cutting tool 03 is likely to be incapable of cutting part of the chip with better toughness due to limited radial cutting depth. Therefore, the chip reliability of the conventional chip breaking mechanism of the lathe is relatively poor.
SUMMERY OF THE UTILITY MODEL
In view of the above, an object of the present invention is to provide a lathe chip breaker mechanism that can reliably break chips by reciprocating chips to a predetermined depth of cut. Another object of the utility model is to provide a lathe including lathe chip breaking mechanism, the chip breaking is smooth, and cutting efficiency is higher.
The utility model relates to a lathe chip breaking mechanism, including leading the bits board, lead the bits board and have the chip groove that is used for guiding the smear metal exhaust, still include:
and the chip breaking device is arranged at the outlet of the chip groove and used for reciprocating relative to the chips so as to break the chips.
Preferably, the chip breaker also comprises a chip removal block with a chip removal channel, and the chip breaker comprises:
the chip breaking cutter is arranged between the chip removing groove and the chip removing channel;
the guide block is provided with a guide hole for the chip breaking knife to pass through and is used for guiding the chip breaking knife to move;
the chip breaking cam is abutted against the end part of the chip breaking cutter and is used for driving the chip breaking cutter to reciprocate;
and the chip breaking driving piece is connected with the chip breaking cam and is used for driving the chip breaking cam to rotate.
Preferably, one end of the chip breaking knife, which is far away from the chip breaking cam, is provided with a V-shaped knife surface.
Preferably, the convex edge of the V-shaped knife face is provided with a plurality of sawteeth which are arranged linearly.
Preferably, the method further comprises the following steps:
the linear speed detection piece is used for detecting the speed of the chip breaking cutter;
and the controller is connected with the linear velocity detection part and the chip breaking driving part and is used for controlling the chip breaking driving part to stop when the speed of the chip breaking cutter is lower than the preset linear velocity according to a signal sent by the linear velocity detection part.
Preferably, the method further comprises the following steps:
a feed speed detecting member connected to the controller for detecting a feed speed of the turning tool; the controller is used for adjusting the rotating speed of the chip breaking driving piece according to a signal sent by the feeding speed detecting piece so as to enable the turning tool feeding speed to be matched with the linear speed of the chip breaking cutter.
The utility model also provides a lathe, including lathe tool and the lathe chip breaking mechanism of above-mentioned arbitrary, lathe chip breaking mechanism and lathe tool synchronization action.
For background art, the utility model provides a lathe chip breaking mechanism still is including locating except containing the chip guide plate that has the chip groove the chip breaking device of chip groove export, the chip breaking device has certain depth of cut for smear metal reciprocating motion, is adapted to the better smear metal of the toughness of cutting off, consequently the utility model provides a lathe chip breaking mechanism can cut off the smear metal reliably.
The lathe comprising the lathe chip breaking provided by the invention has the advantages that the fault rate is reduced, the cutting is smoother, and the cutting efficiency is higher.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a cross-sectional view of a conventional chip breaking mechanism of a lathe;
fig. 2 is a sectional structure view of a lathe chip breaking mechanism according to an embodiment of the present invention.
The reference numbers are as follows:
the cutting device comprises a turning tool 01, a chip removal plate 02, a cutting knife 03, a driving shaft 04 and a rolling bearing 05;
the chip guide plate 1, the chip breaking device 2 and the chip removal block 3;
a chip breaking knife 21, a guide block 22 and a chip breaking cam 23;
a debris removal channel 31.
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.
In order to make the technical field of the present invention better understand, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 2, fig. 2 is a cross-sectional structure view of a lathe chip breaking mechanism according to an embodiment of the present invention.
The embodiment of the utility model discloses lathe chip breaking mechanism, what need explain here is that lathe chip breaking mechanism is along with 01 synchronous motion of lathe tool, also when lathe tool 01 fed to the work piece, lathe chip breaking mechanism also was close to the work piece. The utility model discloses a key improvement point lies in the structure through changing lathe chip breaking mechanism is with the operation form that improves lathe chip breaking mechanism, and the mounting means of the chip breaking mechanism of lathe specifically can refer to prior art, does not walk the detail herein.
The utility model provides a lathe chip breaking mechanism includes chip guide plate 1, and chip guide plate 1 is fixed for lathe tool 01, and chip guide plate 1 has the chip groove that is used for guiding smear metal exhaust. Specifically, the bottom of the chip guide plate 1 is provided with a chip guide surface, the chip guide surface is an inclined surface, and a groove formed between the chip guide surface and the top surface of the turning tool 01 is a chip removal groove, so that chips turned by the turning tool 01 are guided by the chip guide surface to enter the chip removal groove. Normally, the width of the chip guide surface is larger than or equal to the width of the chips, so that the chips can be guided and discharged conveniently and reliably.
The utility model discloses still including locating chip breaker 2 of chip groove export, chip breaker 2 is in order to cut off the smear metal for smear metal reciprocating motion. The chip breaker 2 is moved in a direction perpendicular to the top surface of the turning tool 01, in view of the present view of fig. 2.
The utility model discloses still including chip removal piece 3 that has chip removal passageway 31, chip removal piece 3 is also fixed to corresponding lathe tool 01, and chip removal piece 3 sets up with chip guide 1 relatively. The chip removal channel 31 is used for guiding out the chips cut by the chip breaker 2, and the specific structure of the chip removal channel 31 can be referred to in the prior art.
Preferably, the chip breaking device 2 comprises a chip breaking knife 21, a guide block 22, a chip breaking cam 23 and a chip breaking drive. The chip breaking cutter 21 is disposed between the chip removing groove and the chip removing channel 31, that is, the chip breaking cutter 21 can move in a guide groove formed by the chip guide plate 1 and the chip removing block 3, so that the guide groove guides the chip breaking cutter 21 to move in a direction perpendicular to the top surface of the turning tool 01 to a certain extent.
The guide block 22 is provided with a guide hole for the chip breaking cutter 21 to pass through, and the guide hole is used for guiding the chip breaking cutter 21 to move, so that the chip breaking cutter 21 can accurately drill into the guide groove, the chip breaking cutter 21 is prevented from colliding with other parts due to change of a motion track, and safety is improved beneficially. The guide block 22 is fixed relative to the turning tool 01, and the specific installation mode can refer to the chip guide plate 1.
The chip breaking cam 23 abuts against the end of the chip breaking knife 21 and is used for driving the chip breaking knife 21 to reciprocate. The specific contour shape of the chip breaking cam 23 can be set according to the implementation situation, but it should be noted that the chip breaking cam 23 needs to make the lowest point of the chip breaking cutter 21 above the top surface of the turning tool 01, so as to prevent the chip breaking cutter 21 from colliding with the turning tool 01 to influence the processing precision and the service life of the turning tool 01.
The chip breaking driving piece is connected with the chip breaking cam 23 and is used for driving the chip breaking cam 23 to rotate. The chip breaking driving member may be a servo motor, but may be other types of driving members, and is not particularly limited herein.
Of course, the structure of the chip breaker 2 is not limited to the cam mechanism, and other mechanisms capable of reciprocating the chip breaker 21, such as an electromagnetic mechanism, are adopted, which does not affect the achievement of the object of the present invention.
In order to improve the chip breaking efficiency of the chip breaker 21, preferably, one end of the chip breaker 21 away from the chip breaking cam 23 is provided with a V-shaped cutter surface, the convex ridge of the V-shaped cutter surface is a cutting edge, and the width of the cutting edge is greater than or equal to the width of the chip, so that the V-shaped cutter surface can sufficiently cut off the chip.
In order to further improve the chip breaking efficiency of the chip breaking cutter 21, preferably, the convex edge of the V-shaped cutter surface is provided with a plurality of saw teeth which are linearly arranged, that is, the cutting edge of the V-shaped cutter surface is provided with saw teeth, when the chip breaking cutter 21 presses the chips, the plurality of saw teeth firstly penetrate the chips, the cutting edges can conveniently and reliably cut off the chips, and the reliability and the chip breaking efficiency are naturally higher.
Consider that partial smear metal is because of toughness is better, lead to the extremely easy glutinous partial smear metal that glues of periphery of chip breaking sword 21, cause chip breaking sword 21 to very easily block in direction recess or guiding hole keeping away from the in-process of smear metal, seriously influence the safe operation of chip breaking driving piece, for solving this problem, the utility model discloses still can add line speed detection spare and controller. The linear velocity detecting element is used to detect the velocity of the chip breaker 21, and the linear velocity detecting element may be a linear velocity sensor, but is not limited thereto. The controller is connected with the linear velocity detection part and the chip breaking driving part and is used for controlling the chip breaking driving part to stop when the speed of the chip breaking cutter 21 is lower than the preset linear velocity according to a signal sent by the linear velocity detection part. It should be noted that the preset linear velocity herein refers to a linear velocity at which the chip breaker 21 can just break the chips.
Specifically, when the linear velocity detection piece detects that the speed of the chip breaking cutter 21 is higher than or equal to a preset linear velocity, the linear velocity detection piece sends a signal to the controller, and the controller analyzes and compares the signal and then sends the signal to the chip breaking driving piece to control the chip breaking driving piece to continue to operate. When the linear velocity detection piece detects that the speed of the chip breaking cutter 21 is lower than the preset linear velocity, the linear velocity detection piece sends a signal to the controller, and the controller analyzes and compares the signal and then sends the signal to the chip breaking driving piece to control the chip breaking driving piece to stop running.
It should be noted that the controller includes a signal receiving portion, a signal determining portion and a signal transmitting portion, the signal receiving portion is used for receiving an electrical signal transmitted by a detecting member such as a linear velocity detecting member, the signal determining portion is electrically connected to the receiving portion so that the signal determining portion can determine whether the signal received by the receiving portion is a trigger signal, and the signal transmitting portion is electrically connected to the signal determining portion so that the signal transmitting portion transmits a determination signal generated by the signal determining portion to an executing member such as a chip breaking driving member. The specific arrangement mode of the signal receiving part, the signal judging part and the signal sending part can refer to the prior art; in the application, the application scene of the three is only changed, and the application scene is not substantially improved.
Obviously, the controller with the structure is widely applied to the existing automatic control equipment, such as an MCU, a DSP or a single chip microcomputer. The utility model discloses a key point lies in, and both combine chip breaking driving piece and linear velocity detection spare with the controller.
Due to the fact that the plasticity and the toughness of different chips are different to a certain degree, the feeding speed of the turning tool is caused, and further key parameters such as the thickness and the toughness of the chips are different. Considering factors such as energy conservation and chip breaking reliability, the optimal linear speed required by the chip breaking cutter 21 for cutting off chips made of different materials is different, and in order to realize standard cutting, the feed amount of the turning tool made of each material is matched with the linear speed of the chip breaking cutter 21. Based on this, the utility model discloses still include the feed rate detection piece that links to each other with the controller and be used for detecting lathe tool feed rate, the controller is according to the rotational speed of the signal conditioning chip breaking driving piece that feed rate detection piece sent, and then adjusts the linear velocity of chip breaking sword 21 through the chip breaking driving piece to make lathe tool feed rate and chip breaking sword 21's linear velocity match, not only be favorable to the energy saving, still do benefit to the chip breaking reliably.
The utility model also provides a lathe, including lathe tool 01 and above-mentioned lathe chip breaking mechanism, lathe chip breaking mechanism and lathe tool 01 synchronization action to guarantee the chip breaking smoothly reliably, avoid the smear metal card to die or the scratch work piece, the fault rate is lower, and cutting efficiency promotes to some extent naturally.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A lathe chip breaking mechanism comprises a chip guide plate (1), wherein the chip guide plate (1) is provided with a chip groove for guiding chips to be discharged, and the lathe chip breaking mechanism is characterized by further comprising:
and the chip breaking device (2) is arranged at the outlet of the chip groove and used for reciprocating relative to the chips so as to break the chips.
2. A lathe chip breaking mechanism according to claim 1, further comprising a chip removal block (3) having a chip removal channel (31), said chip breaking device (2) comprising:
the chip breaking cutter (21) is arranged between the chip removing groove and the chip removing channel (31);
a guide block (22) which is provided with a guide hole for the chip breaking knife (21) to pass through and is used for guiding the chip breaking knife (21) to move;
the chip breaking cam (23) is abutted against the end part of the chip breaking cutter (21) and is used for driving the chip breaking cutter (21) to move in a reciprocating manner;
and the chip breaking driving piece is connected with the chip breaking cam (23) and is used for driving the chip breaking cam (23) to rotate.
3. A lathe chip breaking mechanism according to claim 2, characterized in that the end of the chip breaker (21) remote from the chip breaker cam (23) is provided with a V-shaped cutting surface.
4. A lathe chip breaker mechanism as claimed in claim 3, wherein the raised ridge of the V-shaped face is provided with a plurality of linearly arranged serrations.
5. A lathe chip breaking mechanism according to any one of claims 2 to 4, further comprising:
the linear speed detection piece is used for detecting the speed of the chip breaking knife (21);
and the controller is connected with the linear velocity detection piece and the chip breaking driving piece and is used for controlling the chip breaking driving piece to stop when the speed of the chip breaking cutter (21) is lower than a preset linear velocity according to a signal sent by the linear velocity detection piece.
6. A lathe chip breaking mechanism as claimed in claim 5, further comprising:
the feed speed detection piece is connected with the controller and is used for detecting the feed speed of the turning tool; the controller is used for adjusting the rotating speed of the chip breaking driving piece according to a signal sent by the feeding speed detecting piece so as to enable the turning tool feeding speed to be matched with the linear speed of the chip breaking cutter (21).
7. A lathe comprising a turning tool (01) and a lathe chip breaking mechanism according to any one of claims 1 to 6, said lathe chip breaking mechanism acting in synchronism with said turning tool (01).
Priority Applications (1)
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CN201921096199.7U CN210334383U (en) | 2019-07-12 | 2019-07-12 | Lathe and lathe chip breaking mechanism |
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CN201921096199.7U CN210334383U (en) | 2019-07-12 | 2019-07-12 | Lathe and lathe chip breaking mechanism |
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CN210334383U true CN210334383U (en) | 2020-04-17 |
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CN201921096199.7U Expired - Fee Related CN210334383U (en) | 2019-07-12 | 2019-07-12 | Lathe and lathe chip breaking mechanism |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112828353A (en) * | 2021-02-01 | 2021-05-25 | 德州亿轮输送机械有限公司 | Milling machine for metal bar processing |
CN113305646A (en) * | 2021-05-07 | 2021-08-27 | 武汉城市职业学院 | Tool and cutting dynamics simulation system and method thereof |
CN115609030A (en) * | 2022-11-11 | 2023-01-17 | 大连理工大学 | Automatic chip breaking circular blade for ultrasonic cutting of honeycomb core |
CN116329667A (en) * | 2023-05-30 | 2023-06-27 | 泰州俊宇不锈钢材料有限公司 | Building stainless steel slotting equipment |
-
2019
- 2019-07-12 CN CN201921096199.7U patent/CN210334383U/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112828353A (en) * | 2021-02-01 | 2021-05-25 | 德州亿轮输送机械有限公司 | Milling machine for metal bar processing |
CN113305646A (en) * | 2021-05-07 | 2021-08-27 | 武汉城市职业学院 | Tool and cutting dynamics simulation system and method thereof |
CN115609030A (en) * | 2022-11-11 | 2023-01-17 | 大连理工大学 | Automatic chip breaking circular blade for ultrasonic cutting of honeycomb core |
CN116329667A (en) * | 2023-05-30 | 2023-06-27 | 泰州俊宇不锈钢材料有限公司 | Building stainless steel slotting equipment |
CN116329667B (en) * | 2023-05-30 | 2023-08-11 | 泰州俊宇不锈钢材料有限公司 | Building stainless steel slotting equipment |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200417 Termination date: 20200712 |
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CF01 | Termination of patent right due to non-payment of annual fee |