CN110976919B

CN110976919B - Multi-station numerical control lathe

Info

Publication number: CN110976919B
Application number: CN201911192750.2A
Authority: CN
Inventors: 卢兆林; 卢小升; 卢云霞
Original assignee: Tongling Zhaolin Industrial Co ltd
Current assignee: Tongling Zhaolin Industrial Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2021-02-26
Anticipated expiration: 2039-11-28
Also published as: CN110976919A

Abstract

The invention belongs to the technical field of numerical control lathes, and particularly relates to a multi-station numerical control lathe which comprises a shell, a fixed cover and a first motor; the first motor is arranged below the shell, and a rotating shaft of the first motor penetrates through the shell; the inner cavity part of the first motor rotating shaft of the shell is fixedly connected with a supporting shaft; the largest end of the first sliding chute is elastically connected with a wave plate through a spring; fixed blocks are arranged in the first sliding grooves; the rotating shaft is positioned in the inner cavity of the fixed block and fixedly connected with a rotating disc; two hinge rods are hinged to the rotating disc; the other ends of the hinged rods are hinged with sliding rods, and the sliding rods penetrate through the fixed blocks; one ends of the sliding rods, which are positioned at the outer sides of the fixed blocks, are fixedly connected with fixed plates; the movable rod is limited from multiple aspects by arranging the fixing block, the wave plate and the limiting groove, so that the machining wheels can accurately and quickly cut the surface of a workpiece to be machined, and the working efficiency is greatly improved by setting the four machining wheels.

Description

Multi-station numerical control lathe

Technical Field

The invention belongs to the technical field of numerical control lathes, and particularly relates to a multi-station numerical control lathe.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing. The numerical control machine tool well solves the problem of machining of complex, precise, small-batch and various parts, is a flexible and high-efficiency automatic machine tool, represents the development direction of the control technology of modern machine tools, and is a typical mechanical and electrical integration product.

The mode of vertical cutting is generally adopted when numerical control lathe processes the gear among the prior art, utilize the processing wheel to cut the gear, in the course of working, single processing wheel is not only inefficiency when processing man-hour but also the initial position of difficult control gear, make the gear difficult adjustment transverse position in the course of working, and current numerical control machine tool operation is comparatively complicated, the maintenance is difficult, when breaking down in the course of working, difficult maintenance, seriously influence production efficiency, and need add to process to the gear among the prior art and continue the depth regulation in cutting a week, just can cut out the groove of appointed degree of depth after relapseing many times, not only very troublesome when the operation, and very easily because misoperation, lead to once only adjusting too much and cause the processing wheel to take place to damage.

Disclosure of Invention

The invention provides a multi-station numerical control lathe, which aims to make up the defects of the prior art and solve the problems that the existing lathe is not easy to control the processing starting position during processing, is not beneficial to adjusting the transverse position and is easy to make errors during adjusting the cutting depth to cause damage of a processing wheel, and the existing lathe is relatively complex in structure, not only is complex in operation, but also is difficult to maintain.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a multi-station numerical control lathe which comprises a shell, a fixed cover and a first motor, wherein the shell is provided with a first end and a second end; the upper part of the shell is provided with an opening; the fixed cover is arranged at the opening of the shell; the first motor is arranged below the shell, and a rotating shaft of the first motor penetrates through the shell; the inner cavity part of the first motor rotating shaft of the shell is fixedly connected with a supporting shaft; the supporting shaft is used for fixing a workpiece to be machined; the surface of one side, away from the shell, of the fixed cover is provided with first sliding chutes which are uniformly distributed; the first sliding grooves are all in a T-shaped design and penetrate through the fixed cover to communicate the inner cavity of the shell with the outside; the largest end of the first sliding chute is elastically connected with a wave plate through a spring; the number of the wave plates is two, and the wave plates are symmetrically designed; fixed blocks are arranged in the first sliding grooves; the fixed block is hollow and is connected with a rotating shaft in a rotating way; one end of the rotating shaft penetrates through the fixing block; one end of the rotating shaft, which is positioned outside the fixed block, is fixedly connected with a rotating crank; the rotating shaft is positioned in the inner cavity of the fixed block and fixedly connected with a rotating disc; two hinge rods are hinged to the rotating disc; the other ends of the hinged rods are hinged with sliding rods, and the sliding rods penetrate through the fixed blocks; one ends of the sliding rods, which are positioned at the outer sides of the fixed blocks, are fixedly connected with fixed plates; the fixed plates are all positioned between the wave plate and the inner wall of the first sliding chute; one side of the fixed cover, which is far away from the shell, is rotatably connected with a limiting disc; a spiral limiting groove is formed in the limiting disc; a moving rod is connected in the limiting groove in a sliding manner; the movable rods are in one-to-one correspondence with the first sliding grooves and penetrate through the first sliding grooves; one ends of the moving rods, which are positioned in the inner cavity of the shell, are provided with rotating grooves; one side of the moving rod is fixedly connected with a second motor; the second motor rotating shaft penetrates through the moving rod and is fixedly connected with a processing wheel in the rotating groove;

when the device works, a workpiece to be machined is fixed on a supporting shaft, after a fixed cover is installed, a rotating crank is rotated to rotate a rotating disc, so that a sliding rod moves outwards relative to a fixed block through a hinge rod, a wave plate is in a non-fixed state, a limiting disc is rotated at the moment, the position of a moving rod is adjusted, the positions between a machining wheel rotating on the moving rod and the workpiece to be machined are respectively in different depths, the rotating disc is rotated to move the sliding rod into the fixed block, so that the two wave plates are clamped relatively by a fixed plate, the effect of fixing the moving rod is achieved, at the moment, a first motor and a second motor are started, the supporting shaft is driven to rotate by the first motor, the workpiece to be machined is driven to rotate, meanwhile, the machining wheel is driven by the second motor to rotate the workpiece to be machined, and the relative positions of the four moving rods and the workpiece to be machined are gradually, the recess that makes to treat the machined part surface deepens gradually, avoid depth of cut too big, make the processing wheel take place to damage, the settlement that deepens simultaneously step by step makes the machining strength reduce, make the machining precision strengthen, and the setting for of spacing groove, fixed block and first spout makes the carriage release lever be fixed totally man-hour, avoid taking place vibrations and displacement in the cutting process, make the machining precision take place to reduce, the while device global design is simple, it is comparatively simple swift to maintain when breaking down in the course of working, and the operation degree of difficulty is low.

Preferably, the surface of one side, close to the shell, of the fixed cover is fixedly connected with an air cylinder; one end of the cylinder telescopic shaft, which is far away from the cylinder, is hinged with a support rod; one end of the support rod, which is far away from the telescopic shaft, is hinged with a support plate; one end of the telescopic shaft, which is opposite to the supporting shaft, is designed in a circular truncated cone shape; the during operation, treat that the machined part lays on the back shaft, fold fixed lid, control cylinder is flexible, thereby make the telescopic link remove to the back shaft direction, the backup pad slides at back shaft round platform shape side, thereby it plays fixed effect to make the backup pad treat the machined part through the rotation of bracing piece, start first motor simultaneously, first motor drives the back shaft and rotates, the backup pad treats processing simultaneously with the back shaft and carries out the fixed action, can avoid treating the machined part effectively and take place to vibrate in the course of working, not only influence the machining precision, still cause the processing wheel to take place to damage easily simultaneously.

Preferably, the supporting shaft is fixedly connected with a bearing plate close to the bottom of the shell; the bearing plate is designed to be recessed at one side close to the fixed cover; a first cavity is formed in the bearing disc; one side of the first cavity, which is close to the fixed cover, is fixedly connected with oil liquid bags which are uniformly arranged; the surface of one side of the bearing disc, which is close to the oil sac, is provided with uniformly distributed micropores; the micropores are communicated with the inner cavity of the oil liquid bag and the surface of the bearing plate; the supporting shaft and the telescopic shaft are both hollow; the outer diameter of the telescopic shaft is smaller than the inner diameter of the cavity of the support shaft; the oil liquid bag is communicated with the inner cavity of the supporting shaft through a catheter; an oil spray hole is formed above the telescopic shaft; the oil injection hole is communicated with the outside and the inner cavity of the telescopic shaft; the bearing disc is positioned below the first cavity and is provided with a second sliding chute; the second chute is designed in an annular mode and is communicated with the first cavity and the outside; the bottom of the inner cavity of the shell is fixedly connected with uniformly arranged extrusion plates; one end of the extrusion plate, which is far away from the bottom of the shell, penetrates through the second chute;

when the device works, the supporting shaft is driven by the first motor to rotate so as to drive the bearing disc fixedly connected to the supporting shaft, the bearing disc drives the oil bags which are uniformly arranged to rotate around the supporting shaft when rotating, so that the oil bags are in contact with the extrusion plate, the oil bags are extruded to deform, the cutting oil contained in the deformed oil bags is extruded into the inner cavity of the supporting shaft through the guide pipe and then is sprayed to the surface of a workpiece to be machined from the oil spray hole through the inner cavity of the telescopic shaft, the cutting oil sprayed to the surface of the workpiece to be machined flows through the contact part of the machining wheel and the workpiece to be machined, the cutting part is lubricated and the instant friction heat is reduced, then the cutting oil coated with the cutting oil drips on the bearing disc, the cutting oil on the bearing disc permeates into the liquid bags under the filtration of the micropores to perform next circulation, and the cutting oil coated with the cutting oil is left on the surface of the bearing disc to be convenient to recycle, the design of fluid bag and stripper plate utilizes power when first motor is rotatory to make the fluid bag receive periodic extrusion thereby make cutting oil carry out periodic circulation between the fluid bag and treat the machined part surface, thereby a power supply drives the output that a plurality of machinery had both saved power effectively on the one hand, make the whole more energy-conserving of device, on the other hand has optimized the structure, make simple structure easily operate, when the device breaks down simultaneously, be convenient for maintain, can accelerate maintenance speed effectively, accelerate work efficiency.

Preferably, the concave part of the upper surface of the bearing disc is filled with spiral scraps which are the same as the material of the workpiece to be machined; the during operation, the processing wheel carries out cutting process to the surface of waiting to process, along with the going on of processing, cutting oil wraps up and is carried a large amount of pieces and falls into accepting the dish, when cutting oil along with the piece falls on spiral sweeps, the sweeps filters the piece in the cutting oil, make cutting oil infiltrate in the oil liquid bag, and the piece is stayed accepting the dish and is sunken, after processing operation carries out a period, take out spiral sweeps and the piece that produces among the cutting process together and smelt, reuse, utilize the sweeps of the same material to filter cutting oil and can intercept the piece of wherein with the material on the one hand effectively, on the other hand when handling the piece, can directly smelt reuse with its piece, time-consuming power consumption and difficult operation when avoiding the piece that later stage separation cutting process produced. Meanwhile, the design of replacing the filter screen with the scraps can save the expenditure for purchasing the filter screen and save the cost of the device.

Preferably, one side of the supporting plate, which is far away from the telescopic shaft, is fixedly connected with a first air bag; the during operation, when treating the machined part and placing on the back shaft, the operation of control cylinder, the telescopic shaft is close to the back shaft gradually, at the in-process of driving, the backup pad slides gradually and makes first air pocket hug closely treat the machined part internal diameter, move down gradually along with the telescopic shaft, first air pocket receives the extrusion and warp gradually, thereby increase first air pocket surface area, thereby the increase treats the frictional force between machined part and the first air pocket, it is more firm at the course of working to make, can effectively avoid treating that the machined part can the displacement of shipment or shake in the course of working, make and treat that the machined part machining precision receives the influence, reduce the generation probability of wastrel.

Preferably, the outer surface of the telescopic shaft is fixedly connected with a second air bag; the first balloon is communicated with the second balloon through a catheter; during operation, the telescopic shaft inserts in the back shaft inner chamber to along with moving down of telescopic shaft, first gasbag is extruded gradually to the backup pad, and inside gas passes through the pipe and gets into the second gasbag when first gasbag takes place to deform, thereby makes the second gasbag delivery can expand, and expanded second gasbag makes between telescopic shaft and the back shaft inner wall sealed, can prevent effectively that cutting oil from taking place to reveal through the gap between telescopic shaft and the back shaft, can save the consumption of cutting oil effectively.

The invention has the following beneficial effects:

1. according to the multi-station numerical control lathe, the fixed block, the wave plate and the limiting groove are arranged, and the moving rod is limited from multiple aspects, so that the machining wheel can strictly follow the set depth to machine when the surface of a workpiece to be machined is machined, the moving rod is prevented from being driven to influence the machining precision, and the generation quantity of defective products is effectively reduced.

2. According to the multi-station numerical control lathe, the oil liquid bag, the extrusion plate and the receiving disc are arranged, the receiving disc is driven to rotate by the rotation of the regional motor, the oil liquid bag is regularly extruded by the extrusion plate, so that cutting oil in the oil liquid bag is sprayed to the surface of a workpiece to be machined through the guide pipe, the supporting shaft and the inner cavity of the telescopic shaft and finally through the oil injection hole, scraps on the surface of the workpiece to be machined are taken away, and the phenomenon that the machining wheel is damaged due to the fact that the scraps are left in a gap is avoided.

Drawings

The invention will be further explained with reference to the drawings.

FIG. 1 is a front view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a cross-sectional view taken at A-A in FIG. 2

Fig. 4 is an internal construction view of a fixing block;

FIG. 5 is an enlarged view of a portion of FIG. 2 at B;

in the figure: the device comprises a shell 1, a fixed cover 2, a first motor 3, a support shaft 4, a first sliding groove 21, a wave plate 22, a fixed block 23, a rotating shaft 231, a rotating crank 232, a rotating disc 233, a hinge rod 234, a sliding rod 235, a fixed plate 236, a limiting disc 24, a limiting groove 25, a moving rod 26, a rotating groove 27, a second motor 28, a processing wheel 29, an air cylinder 5, a telescopic shaft 51, a support rod 52, a support plate 53, a bearing disc 6, a first cavity 61, an oil bag 62, a micro hole 63, an oil injection hole 64, a second sliding groove 65, a squeezing plate 66, a first air bag 7 and a second air bag 8.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1 to 5, the multi-station numerically controlled lathe of the present invention includes a housing 1, a fixed cover 2 and a first motor 3; the upper part of the shell 1 is provided with an opening; the fixed cover 2 is arranged at the opening of the shell 1; the first motor is arranged below the shell 1, and a rotating shaft of the first motor 3 penetrates through the shell 1; a supporting shaft 4 is fixedly connected to the inner cavity part of the shell 1 of the rotating shaft of the first motor 3; the supporting shaft 4 is used for fixing a workpiece to be machined; the surface of one side, away from the shell 1, of the fixed cover 2 is provided with first sliding grooves 21 which are uniformly distributed; the first sliding grooves 21 are all designed in a T shape and penetrate through the fixed cover 2 to communicate the inner cavity of the shell 1 with the outside; the largest end of the first sliding groove 21 is elastically connected with a wave plate 22 through a spring; the number of the wave plates 22 is two and the wave plates are symmetrically designed; fixed blocks 23 are arranged in the first sliding grooves 21; the fixed block 23 is hollow and the fixed block 23 is rotatably connected with a rotating shaft 231; one end of the rotating shaft 231 penetrates through the fixing block 23; one end of the rotating shaft 231, which is positioned at the outer side of the fixed block 23, is fixedly connected with a rotating crank 232; the rotating shaft 231 is fixedly connected with a rotating disc 233 in the inner cavity of the fixed block 23; two hinge rods 234 are hinged on the rotating disc 233; the other ends of the hinged rods 234 are hinged with sliding rods 235, and the sliding rods 235 penetrate through the fixing blocks 23; one ends of the sliding rods 235, which are positioned at the outer sides of the fixed blocks 23, are fixedly connected with fixed plates 236; the fixing plates 236 are located between the wave plate 22 and the inner wall of the first sliding chute 21; one side of the fixed cover 2, which is far away from the shell 1, is rotatably connected with a limiting disc 24; a spiral limiting groove 25 is formed in the limiting disc 24; a moving rod 26 is connected in the limiting groove 25 in a sliding manner; the movable rods 26 correspond to the first sliding grooves 21 one by one, and the movable rods 26 penetrate through the first sliding grooves 21; one end of the movable rod 26 in the inner cavity of the shell 1 is provided with a rotating groove 27; one side of the moving rod 26 is fixedly connected with a second motor 28; the rotating shaft of the second motor 28 penetrates through the moving rod 26 and is fixedly connected with a processing wheel 29 in the rotating groove 27;

when the device works, a workpiece to be machined is fixed on the supporting shaft 4, after the fixed cover 2 is installed, the rotating crank 232 is rotated to rotate the rotating disc 233, so that the sliding rod 235 moves outwards relative to the fixed block 23 through the hinge rod 234, the wave plates 22 are in an unfixed state, the limiting disc 24 is rotated at the moment, the position of the moving rod 26 is adjusted to enable the positions between the machining wheel 29 rotated on the moving rod 26 and the workpiece to be machined to be in different depths respectively, the rotating disc 233 is rotated to enable the sliding rod 235 to move towards the fixed block 23, so that the fixed plate 236 clamps the two wave plates 22 relatively, the effect of fixing the moving rod 26 is achieved, the first motor 3 and the second motor 28 are started at the moment, the first motor 3 drives the supporting shaft 4 to rotate so as to drive the workpiece to be machined to rotate, and the second motor 28 drives the machining wheel 29 to rotate so as to machine the workpiece to be, set for of spacing groove 25 on spacing disc 24 makes four carriage release levers 26 with treat that the machined part relative position deepens gradually, make the recess of treating the machined part surface deepen gradually, avoid depth of cut too big, make processing wheel 29 take place to damage, set for that deepens step by step simultaneously makes the machining strength reduce, make the machining precision strengthen, and spacing groove 25, fixed block 23 makes carriage release lever 26 fixed totally with processing with setting for of first spout 21, avoid taking place vibrations and displacement in cutting process, make the machining precision take place to reduce, device overall design is simple simultaneously, it is comparatively simple swift to maintain when breaking down in the course of working, and the operation degree of difficulty is low.

As an embodiment of the invention, a cylinder 5 is fixedly connected to the surface of one side of the fixed cover 2, which is close to the shell 1; one end of the telescopic shaft 51 of the air cylinder 5, which is far away from the air cylinder 5, is hinged with a support rod 52; one end of the support rod 52 far away from the telescopic shaft 51 is hinged with a support plate 53; one end of the telescopic shaft 51 opposite to the supporting shaft 4 is designed in a circular truncated cone shape; the during operation, treat that the machined part lays on back shaft 4, fold fixed lid 2, control cylinder 5 is flexible, thereby make the telescopic link move to back shaft 4 direction, backup pad 53 slides at 4 round platform shape sides of back shaft, thereby it plays fixed effect to treat the machined part through the rotation of bracing piece 52 messenger backup pad 53, start first motor 3 simultaneously, first motor 3 drives back shaft 4 and rotates, backup pad 53 treats processing simultaneously with back shaft 4 and carries out the fixed action, can avoid treating the machined part effectively and take place to vibrate in the course of working, not only influence the machining precision, simultaneously still cause the processing wheel 29 to take place to damage easily.

As an embodiment of the invention, the supporting shaft 4 is fixedly connected with a bearing plate 6 close to the bottom of the shell 1; the bearing disc 6 is designed to be recessed at one side close to the fixed cover 2; a first cavity 61 is formed in the bearing disc 6; one side of the first cavity 61 close to the fixed cover 2 is fixedly connected with oil liquid bags 62 which are uniformly arranged; the surface of one side of the bearing disc 6, which is close to the oil liquid bag 62, is provided with uniformly distributed micropores 63; the micropores 63 are communicated with the inner cavity of the oil liquid bag 62 and the surface of the bearing plate 6; the supporting shaft 4 and the telescopic shaft 51 are both hollow; the outer diameter of the telescopic shaft 51 is smaller than the inner diameter of the cavity of the support shaft 4; the oil liquid bag 62 is communicated with the inner cavity of the supporting shaft 4 through a catheter; an oil spray hole 64 is formed above the telescopic shaft 51; the oil injection hole 64 is communicated with the outside and the inner cavity of the telescopic shaft 51; the bearing disc 6 is positioned below the first cavity 61 and is provided with a second chute 65; the second sliding groove 65 is designed annularly and is communicated with the first cavity 61 and the outside; the bottom of the inner cavity of the shell 1 is fixedly connected with uniformly arranged extrusion plates 66; one end of the extrusion plate 66, which is far away from the bottom of the shell 1, penetrates through the second sliding groove 65;

when the machining device works, the supporting shaft 4 is driven by the first motor 3 to rotate so as to drive the bearing disc 6 fixedly connected to the supporting shaft 4, the bearing disc 6 drives the oil liquid bags 62 which are uniformly arranged to rotate around the supporting shaft 4 when rotating, so that the oil liquid bags 62 are in contact with the extrusion plate 66, the oil liquid bags 62 are extruded to deform, the cutting oil contained in the oil liquid bags 62 are extruded into the inner cavity of the supporting shaft 4 through the guide pipe by the deformed oil liquid bags 62, then the cutting oil is sprayed to the surface of a workpiece to be machined from the oil spraying hole 64 through the inner cavity of the telescopic shaft 51, the cutting oil sprayed to the surface of the workpiece to be machined flows through the machining wheel 29 to the contact part of the workpiece to be machined, the cutting part is lubricated and the instant friction heat is reduced, then the chips which are wrapped and clamped on the bearing disc 6 drip, the cutting oil on the bearing disc 6 permeates into the oil liquid bags 62 under the filtering of the micropores 63 to carry, and the piece that cutting oil was wrapped up by under holding is stayed and is accepted dish 6 surface and be convenient for recycle, thereby the power when the design of fluid bag 62 and stripper plate 66 utilizes first motor 3 rotatory is to making fluid bag 62 receive periodic extrusion thereby make cutting oil carry out periodic circulation between fluid bag 62 and treating the machined part surface, a power supply drives the output that a plurality of machinery had both saved power effectively on the one hand, make the device whole more energy-conserving, on the other hand has optimized the structure, make simple structure easily operate, when the device breaks down simultaneously, be convenient for maintain, can accelerate maintenance speed effectively, accelerate work efficiency.

As an embodiment of the invention, the concave part of the upper surface of the bearing disc 6 is filled with spiral scraps which are made of the same material as that of the workpiece to be processed; in operation, machining wheel 29 treats the machined part surface and carries out cutting process, along with the processing, cutting oil wraps up and is carried a large amount of pieces and falls into accepting the dish 6, when cutting oil along with the piece falls on spiral sweeps, the sweeps filters the piece in the cutting oil, make cutting oil infiltrate in oil liquid bag 62, and the piece is stayed in accepting dish 6 sunken, after processing operation carries out a period, take out spiral sweeps and the piece that produces among the cutting process together and smelt, reuse, utilize the sweeps of the same material to filter cutting oil and can intercept the piece of wherein with the material effectively on the one hand, on the other hand when handling the piece, can directly smelt reuse its piece, the time-consuming power consumption and difficult operation when avoiding the piece that later stage separation cutting process produced. Meanwhile, the design of replacing the filter screen with the scraps can save the expenditure for purchasing the filter screen and save the cost of the device.

As an embodiment of the invention, the side of the supporting plate 53 far from the telescopic shaft 51 is fixedly connected with the first air bag 7; the during operation, when treating the machined part and placing on back shaft 4, control cylinder 5 moves, telescopic shaft 51 is close to back shaft 4 gradually, at the in-process of driving in, backup pad 53 slides gradually and makes first air bag 7 hug closely and treat the machined part internal diameter, move down gradually along with telescopic shaft 51, first air bag 7 receives the extrusion and warp gradually, thereby increase first air bag 7 surface area, thereby the increase treats the frictional force between machined part and the first air bag 7, it is more firm at the course of working to make to treat the machined part, can effectively avoid treating that the machined part can the displacement of machined part shipment or shake in the course of working, make and treat that machined part machining precision receives the influence, reduce the generation probability of wastrel.

As an embodiment of the present invention, the outer surface of the telescopic shaft 51 is fixedly connected with the second air bag 8; the first balloon 7 is communicated with the second balloon 8 through a catheter; during operation, the telescopic shaft 51 is inserted in the inner cavity of the support shaft 4, and along with the downward movement of the telescopic shaft 51, the support plate 53 gradually extrudes the first air bag 7, when the first air bag 7 deforms, the internal gas enters the second air bag 8 through the guide pipe, so that the second air bag 8 can be expanded for delivery, the expanded second air bag 8 enables the telescopic shaft 51 and the inner wall of the support shaft 4 to be sealed, the leakage of cutting oil through a gap between the telescopic shaft 51 and the support shaft 4 can be effectively prevented, and the consumption of the cutting oil can be effectively saved.

The specific implementation flow is as follows:

when the device works, a workpiece to be machined is fixed on the supporting shaft 4, after the fixed cover 2 is installed, the rotating crank 232 is rotated to rotate the rotating disc 233, so that the sliding rod 235 moves outwards relative to the fixed block 23 through the hinge rod 234, the wave plates 22 are in an unfixed state, the limiting disc 24 is rotated at the moment, the position of the moving rod 26 is adjusted to enable the positions between the machining wheel 29 rotated on the moving rod 26 and the workpiece to be machined to be in different depths respectively, the rotating disc 233 is rotated to enable the sliding rod 235 to move towards the fixed block 23, so that the fixed plate 236 clamps the two wave plates 22 relatively, the effect of fixing the moving rod 26 is achieved, the first motor 3 and the second motor 28 are started at the moment, the first motor 3 drives the supporting shaft 4 to rotate so as to drive the workpiece to be machined to rotate, and the second motor 28 drives the machining wheel 29 to rotate so as to machine the workpiece to be, thereby back shaft 4 rotates under the drive of first motor 3 and drives and link firmly the dish 6 of accepting on back shaft 4, it drives the oil bag 62 of evenly arranging and rotates around back shaft 4 when rotating to accept dish 6, thereby make oil bag 62 and stripper plate 66 take place the contact, make oil bag 62 receive the extrusion and take place deformation, the cutting oil that deformation oil bag 62 contains inside is through the pipe extrusion in 4 inner chambers of back shaft, rethread telescopic shaft 51 inner chamber is from the nozzle opening 64 to treating the injection of machined part surface, cool down the machined surface, it is lubricated.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multistation numerical control lathe, includes casing (1), fixed lid (2) and first motor (3), its characterized in that: the upper part of the shell (1) is provided with an opening; the fixed cover (2) is arranged at the opening of the shell (1); the first motor (3) is arranged below the shell (1), and a rotating shaft of the first motor (3) penetrates through the shell (1); a support shaft (4) is fixedly connected to the part of the rotating shaft of the first motor (3) in the inner cavity of the shell (1); the supporting shaft (4) is used for fixing a workpiece to be machined; the surface of one side, away from the shell (1), of the fixed cover (2) is provided with first sliding grooves (21) which are uniformly distributed; the first sliding chutes (21) are all designed in a T shape and penetrate through the fixed cover (2) to communicate the inner cavity of the shell (1) with the outside; the largest end of the first sliding groove (21) is elastically connected with a wave plate (22) through a spring; the number of the wave plates (22) is two and the wave plates are symmetrically designed; fixed blocks (23) are arranged in the first sliding grooves (21); the fixed block (23) is hollow, and a rotating shaft (231) is rotatably connected in the fixed block (23); one end of the rotating shaft (231) penetrates through the fixing block (23); one end of the rotating shaft (231) positioned at the outer side of the fixed block (23) is fixedly connected with a rotating crank (232); the rotating shaft (231) is positioned in the inner cavity of the fixed block (23) and fixedly connected with a rotating disc (233); two hinge rods (234) are hinged to the rotating disc (233); the other ends of the hinged rods (234) are hinged with sliding rods (235), and the sliding rods (235) penetrate through the fixing blocks (23); one end of the sliding rod (235) positioned at the outer side of the fixed block (23) is fixedly connected with a fixed plate (236); the fixing plates (236) are all positioned between the wave plates (22) and the inner wall of the first sliding chute (21); one side of the fixed cover (2) far away from the shell (1) is rotatably connected with a limiting disc (24); a spiral limiting groove (25) is formed in the limiting disc (24); a moving rod (26) is connected in the limiting groove (25) in a sliding manner; the movable rods (26) are in one-to-one correspondence with the first sliding grooves (21), and the movable rods (26) penetrate through the first sliding grooves (21); one end of the moving rod (26) in the inner cavity of the shell (1) is provided with a rotating groove (27); one side of the moving rod (26) is fixedly connected with a second motor (28); a rotating shaft of the second motor (28) penetrates through the moving rod (26) and is fixedly connected with a processing wheel (29) in the rotating groove (27);

the surface of one side, close to the shell (1), of the fixed cover (2) is fixedly connected with an air cylinder (5); one end, far away from the air cylinder (5), of the telescopic shaft (51) of the air cylinder (5) is hinged with a support rod (52); one end of the support rod (52) far away from the telescopic shaft (51) is hinged with a support plate (53); the end of the telescopic shaft (51) opposite to the supporting shaft (4) is designed in a circular truncated cone shape.

2. The multi-station numerically controlled lathe according to claim 1, characterized in that: the supporting shaft (4) is fixedly connected with a bearing disc (6) close to the bottom of the shell (1); the bearing disc (6) is designed to be recessed at one side close to the fixed cover (2); a first cavity (61) is formed in the bearing disc (6); an oil liquid bag (62) is fixedly connected to one side, close to the fixed cover (2), in the first cavity (61); the surface of one side, close to the oil liquid sac (62), of the bearing disc (6) is provided with uniformly distributed micropores (63); the micropores (63) are communicated with the inner cavity of the oil liquid sac (62) and the surface of the bearing disc (6); the supporting shaft (4) and the telescopic shaft (51) are both hollow; the outer diameter of the telescopic shaft (51) is smaller than the inner diameter of the cavity of the support shaft (4); the oil liquid bag (62) is communicated with the inner cavity of the supporting shaft (4) through a catheter; an oil spray hole (64) is formed above the telescopic shaft (51); the oil spray hole (64) is communicated with the outside and an inner cavity of the telescopic shaft (51); the bearing disc (6) is positioned below the first cavity (61) and is provided with a second sliding chute (65); the second sliding groove (65) is designed in an annular mode and is communicated with the first cavity (61) and the outside; the bottom of the inner cavity of the shell (1) is fixedly connected with uniformly arranged extrusion plates (66); one end, far away from the bottom of the shell (1), of the extrusion plate (66) penetrates through the second sliding groove (65).

3. The multi-station numerically controlled lathe according to claim 2, characterized in that: the concave part of the upper surface of the bearing disc (6) is filled with spiral scraps which are the same as the material of the workpiece to be machined.

4. The multi-station numerically controlled lathe according to claim 1, characterized in that: one side of the support plate (53) far away from the telescopic shaft (51) is fixedly connected with a first air bag (7).

5. The multi-station numerically controlled lathe according to claim 4, wherein: the outer surface of the telescopic shaft (51) is fixedly connected with a second air bag (8); the first balloon (7) and the second balloon (8) are communicated through a catheter.