CN112122964A

CN112122964A - Numerical control machine tool capable of preventing workpiece from deviating

Info

Publication number: CN112122964A
Application number: CN202010943752.7A
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2020-12-25

Abstract

The invention relates to the technical field of numerical control machine tools, in particular to a numerical control machine tool capable of preventing workpieces from deviating, which comprises a machine tool mechanism and a workpiece mounting table, wherein the workpiece mounting table is arranged in the machine tool mechanism, a workpiece to be machined is placed on a lower positioning ring, the rubber ring is arranged to have good damping and buffering effects, the workpiece is prevented from deviating in position due to vibration of a cutter set in the machining process, the workpiece moves rightwards until a pressing sheet triggers a switch, the cutter set extends into the inner side of a windproof fence to machine the workpiece, the windproof fence plays a role in protecting the workpiece, the influence of the suction force of a dust suction port on the position of the workpiece in the machining process is avoided, the machining precision of the workpiece is improved, a pressure sensor is triggered by the workpiece, a motor drives a table body to rotate clockwise, the dust suction port can conveniently suck and remove scraps on the inner side of the windproof fence, the dust amount falling on the tool platform is reduced, the whole cleaning process is automatically triggered, and time and labor are saved.

Description

Numerical control machine tool capable of preventing workpiece from deviating

Technical Field

The invention relates to the technical field of numerical control machine tools, in particular to a numerical control machine tool capable of preventing a workpiece from deviating.

Background

The numerical control machine tool is a numerical control machine tool for short, and is an automatic machine tool provided with a program control system, the control system can logically process a program specified by a control code or other symbolic instructions, the decoding of the program is represented by coded numbers, the coded numbers are input into a numerical control device through an information carrier, various control signals are sent out by the numerical control device through operation processing, the action of the machine tool is controlled, a workpiece is automatically machined according to the shape and the size required by a drawing, more chips and dust are generated in the machining process of the workpiece, a worker can conveniently clean the machine tool, the existing numerical control machine tool is internally provided with a cleaning mechanism, the generated dust and chips are cleaned while machining, in order to improve the cleaning effect, the suction force generated by the cleaning mechanism is large, the position of the workpiece is easily influenced in the machining process, and the workpiece is deviated to one side of an air suction opening, the contact position of knife tackle and work piece changes, reduces work piece machining precision, and processingquality is not good, and clears up it after work piece processing finishes, then has the time difference from the processing end to the manual work between opening the clearance mechanism, and this time difference is not good to be controlled, leads to piece and dust to adhere at the work piece surface easily, and the practicality is not good.

Disclosure of Invention

The invention aims to provide a numerical control machine tool capable of preventing a workpiece from deviating, which has the advantages of avoiding workpiece position deviation caused by vibration of a cutter set in a machining process, avoiding the workpiece surface from being scratched by a limiting component in the limiting process, maintaining the surface smoothness of the workpiece, avoiding the influence of the suction force of a dust suction port on the position of the workpiece in the machining process, avoiding the deviation of the contact position of the cutter set and the workpiece, improving the machining precision of the workpiece, realizing automatic cleaning of machining dust without manual operation, reducing the dust amount falling on a tool platform, automatically triggering the whole cleaning process, saving time and labor, solving the problems that the suction force generated by a cleaning mechanism in the background technology is large, the influence is easily caused on the position of the workpiece in the machining process, the workpiece deviates to one side of an air suction port, and the contact position of the cutter set and the workpiece changes, reduce work piece machining precision, processingquality is not good, and clears up it after work piece processing finishes, then from the processing end to the manual work open between the clearance mechanism have the time difference, this time difference is not good to be controlled, leads to piece and dust to adhere at the work piece surface easily, the not good problem of practicality.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a can prevent digit control machine tool of work piece skew, including lathe mechanism and workpiece setting platform, the workpiece setting platform sets up the inside at lathe mechanism, lathe mechanism includes the base, the supporting legs, the processing machine case, the digit control machine case, the platform subassembly, the sword equipment presss from both sides the cover, a switch, drive shaft and dust clearance subassembly, a plurality of supporting legss of fixed mounting on the base, the top surface right side of base sets up the processing machine case, the fixed installation sword equipment of right-hand member face of processing machine case presss from both sides the cover, the below installation switch that the sword equipment pressed from both sides the cover, the top surface left side fixed mounting digit control machine case of base, the left end face of digit control machine case has the drive shaft to stretch out left, the installation platform subassembly between digit control machine.

Preferably, the platform assembly comprises two sets of sliding groove frames, a tooling platform and two sets of guide rods, the two sets of guide rods are respectively arranged on the left side and the right side of the switch, the tooling platform is arranged below the guide rods, the tooling platform moves on the sliding groove frames through a lug structure arranged on the bottom surface, and the sliding groove frames are fixed on the top surface of the base.

Preferably, the dust cleaning assembly comprises a cover plate, a clamping block, a cover plate accommodating groove, a back plate, a dust suction port and a dust box, wherein the clamping blocks are installed on the bottom surface of the cover plate at equal intervals, the cover plate is folded and accommodated in the cover plate accommodating groove in an unused state, the cover plate accommodating groove is machined in the back plate, the bottom of the back plate is connected with the base, the dust suction port is installed on the back plate and communicated with the dust box, the dust box is arranged to be of a pull-out type structure, and the dust box is arranged inside the base.

Preferably, processing catching groove on the base, the notch width size of catching groove is greater than the thickness size of apron board, and a plurality of buckles, buckle and fixture block are processed to the equidistance on the inboard cell wall of catching groove.

Preferably, the work piece mount table is by the axle sleeve, the electronic box, including a motor, an end cap, a controller, and a cover plate, the preforming, the protective sheath, the stage body, prevent wind rail and work piece clamping piece and constitute, axle sleeve activity suit is on the guide bar, the axle sleeve passes through the outer wall fixed connection of connecting rod and electronic box, the outer wall installation preforming of electronic box, the preforming mounting height matches with the mounting height of switch, the inside fixed mounting motor of electronic box, the output of motor upwards passes protective sheath and stage body and work piece clamping piece fixed connection, the bottom and the electronic box welding of protective sheath, the top of protective sheath is fixed on the bottom surface of stage body, the rail is prevented wind along fixed mounting in the outer of stage body, the inboard of preventing wind.

Preferably, the work piece clamping piece is by the transmission shaft, lower holding ring, the gravity inductor, rubber ring, go up the holding ring, go up the rubber ring, connecting screw and electronic pivot are constituteed, the output fixed connection of transmission shaft and motor, transmission shaft movable sleeve is in the inside of stage body, transmission shaft and holding ring fixed connection down, rubber ring under the inboard installation of top surface of holding ring down, the below of lower rubber ring sets up the gravity inductor, the both sides of holding ring meet with last holding ring through two sets of connecting screw down, the electronic pivot of fixed mounting on the connecting screw, the rubber ring is gone up in the inboard installation of bottom surface of holding ring.

Preferably, a pressure sensor is arranged below the upper rubber ring and electrically connected with the motor through a lead.

The numerical control machine tool capable of preventing the workpiece from deviating has the advantages that:

1. this can prevent digit control machine tool of work piece skew, the work piece is the rubber ring structure of softer material with the connecting portion of lower holding ring and last holding ring, plays good shock attenuation buffering effect, avoids because of the work piece offset that the vibrations of knife tackle lead to in the course of working, avoids the work piece to cause the damage to the work piece surface at spacing subassembly in spacing process, maintains the smooth and neat work piece surface.

2. This can prevent digit control machine tool of work piece skew sets up and prevent wind the rail and play the guard action to the work piece, avoids the suction of dust absorption mouth to cause the influence to the position of work piece in the course of working, avoids knife tackle and work piece contact position to take place the deviation, improves work piece machining precision.

3. This can prevent digit control machine tool of work piece skew, trigger pressure sensors in the work piece course of working, the motor is in the off-state, in case the knife tackle stops to process, the thrust that the work piece receives disappears, the trigger state of pressure sensors is relieved, the motor is in the on-state, drive whole stage body clockwise rotation, the breach up to preventing wind the rail is relative with the dust absorption mouth, make things convenient for the dust absorption mouth to prevent wind the inboard piece absorption of rail, realize in time cleaing away of piece and dust, avoid piece and dust adhesion on the work piece, the automatic clearance that need not manual operation and can realize processing dust, the reduction drops the dust volume on the frock platform, whole clearance process automatic triggering, time saving and labor saving.

Drawings

Fig. 1 is a schematic view of the overall structure of a numerically controlled machine tool capable of preventing workpiece deviation according to the present invention;

FIG. 2 is a schematic view of the overall structure of a numerically controlled machine tool capable of preventing workpiece deviation in a cover plate closed state according to the present invention;

FIG. 3 is a schematic structural diagram of a machine tool mechanism of a numerically controlled machine tool capable of preventing workpiece deviation according to the present invention;

FIG. 4 is an enlarged view of a portion A of FIG. 3 of a numerically controlled machine tool capable of preventing workpiece deviation according to the present invention;

FIG. 5 is a schematic structural view of a workpiece mounting table of a numerically controlled machine tool capable of preventing workpiece deviation according to the present invention;

FIG. 6 is a schematic view of a workpiece clamping device of a numerically controlled machine tool capable of preventing workpiece deviation according to the present invention;

FIG. 7 is a schematic view of a lower positioning ring of a numerically controlled machine tool capable of preventing workpiece deviation according to the present invention;

fig. 8 is a schematic structural diagram of an upper positioning ring of a numerically controlled machine tool capable of preventing a workpiece from shifting according to the present invention.

In the figure: 1. a machine tool mechanism; 11. a base; 111. buckling grooves; 112. buckling; 12. supporting legs; 13. processing the case; 14. a numerical control case; 15. a platform assembly; 151. a chute frame; 152. a tooling platform; 153. a guide bar; 16. a cutter assembly jacket; 17. a switch; 18. a drive shaft; 19. a dust cleaning assembly; 191. a cover plate; 192. a clamping block; 193. a cover plate receiving groove; 194. a back plate; 195. a dust suction port; 196. a dust box; 2. a workpiece mounting table; 21. a shaft sleeve; 22. an electric box; 23. a motor; 24. tabletting; 25. a protective sleeve; 26. a table body; 27. a windproof fence; 28. clamping the workpiece; 281. a drive shaft; 282. a lower positioning ring; 283. a gravity sensor; 284. a rubber ring is arranged; 285. an upper positioning ring; 286. gluing a rubber ring; 2861. a pressure sensor; 287. connecting a stud; 288. an electric rotating shaft.

Detailed Description

The technical scheme in the embodiment of the invention will be made clear below by combining the attached drawings in the embodiment of the invention; fully described, it is to be understood that the described embodiments are merely exemplary of some, but not all, embodiments of the invention and that all other embodiments, which can be derived by one of ordinary skill in the art based on the described embodiments without inventive faculty, are within the scope of the invention.

Referring to fig. 1, a numerically controlled machine tool capable of preventing a workpiece from deviating includes a machine tool mechanism 1 and a workpiece mounting table 2, the workpiece mounting table 2 is disposed inside the machine tool mechanism 1, and when the numerically controlled machine tool is used, a workpiece to be machined is placed inside the workpiece mounting table 2, and the workpiece is machined by a machining tool set mounted on the machine tool mechanism 1.

Referring to fig. 2-4, a machine tool mechanism 1 includes a base 11, support legs 12, a processing machine case 13, a numerical control machine case 14, a platform assembly 15, a knife assembly clamping sleeve 16, a switch 17, a drive shaft 18 and a dust cleaning assembly 19, wherein the base 11 is fixedly provided with a plurality of support legs 12, the right side of the top surface of the base 11 is provided with the processing machine case 13, the right end surface of the processing machine case 13 is fixedly provided with the knife assembly clamping sleeve 16, the switch 17 is arranged below the knife assembly clamping sleeve 16, the left side of the top surface of the base 11 is fixedly provided with the numerical control machine case 14, the left end surface of the numerical control machine case 14 is provided with the drive shaft 18 extending leftwards, the platform assembly 15 is arranged between the numerical control machine case 14 and the processing machine case 13, the rear side of the platform assembly 15 is provided with the dust cleaning assembly 19, the platform assembly 15 includes two sets of chute frames 151, a, a tool platform 152 is arranged below the guide rod 153, the tool platform 152 moves on the sliding groove frame 151 through a lug structure arranged on the bottom surface, the sliding groove frame 151 is fixed on the top surface of the base 11, the tool platform 152 is positioned below the workpiece mounting table 2, scraps generated during workpiece processing fall on the tool platform 152, the tool platform 152 is mounted on the base 11 through clamping with the sliding groove frame 151, the clamping type structure is convenient to detach and clean, when the driving shaft 18 drives the workpiece mounting table 2 to integrally move from left to right, the guide rod 153 plays a role in guiding the workpiece mounting table 2, the position stability of the workpiece mounting table 2 in the moving process is ensured, the workpiece position deviation caused by the position deviation generated in the moving process of the workpiece mounting table 2 is avoided, the position stability of the workpiece is improved, the dust cleaning assembly 19 comprises a cover plate 191, a clamping block 192, a cover plate accommodating groove, a clamping block 193, a clamping groove, A back plate 194, a dust suction port 195 and a dust box 196, wherein a plurality of clamping blocks 192 are arranged on the bottom surface of a cover plate 191 at equal intervals, the cover plate 191 is folded and accommodated in a cover plate accommodating groove 193 in an unused state, the cover plate accommodating groove 193 is processed on the back plate 194, the bottom of the back plate 194 is connected with a base 11, the dust suction port 195 is arranged on the back plate 194, the dust suction port 195 is communicated with the dust box 196, the dust box 196 is arranged in a pull-out type structure, the dust box 196 is arranged in the base 11, an air inlet of a dust collector arranged in the back plate 194 is connected with the dust suction port 195, dust and small-sized debris generated in the processing process are sucked into the dust box 196 through the dust suction port 195, the pull-out type dust box 196 is convenient to clean, a buckling groove 111 is processed on the base 11, the width of the notch of the buckling groove 111 is larger than the thickness of the cover plate 191, a plurality of buckles 112 are processed at equal intervals on, in stretching into catching groove 111 with the tip of apron 191, the position of apron 191 in catching groove 111 inside is injectd in the block realization of buckle 112 and fixture block 192, and apron 191 covers frock platform 152, places the piece that produces in the course of working and splashes, and the in-service use can adopt sound insulation material to make apron 191, reaches the effect of isolated processing noise.

Referring to fig. 5, the workpiece mounting table 2 comprises a shaft sleeve 21, an electric box 22, a motor 23, a pressing sheet 24, a protective sleeve 25, a table body 26, a windproof fence 27 and a workpiece clamping piece 28, the shaft sleeve 21 is movably sleeved on a guide rod 153, the shaft sleeve 21 is fixedly connected with the outer wall of the electric box 22 through a connecting rod, the pressing sheet 24 is mounted on the outer wall of the electric box 22, the mounting height of the pressing sheet 24 is matched with that of the switch 17, the motor 23 is fixedly mounted inside the electric box 22, the output end of the motor 23 upwards penetrates through the protective sleeve 25 and the table body 26 to be fixedly connected with the workpiece clamping piece 28, the bottom of the protective sleeve 25 is welded with the electric box 22, the top of the protective sleeve 25 is fixed on the bottom surface of the table body 26, the windproof fence 27 is fixedly mounted on the outer edge of the table body 26, the workpiece clamping piece 28 is arranged on the inner side of the windproof fence 27, the switch 17 is triggered by the pressing sheet 24 arranged outside the shaft sleeve 21, the switch 17 is connected with a driving component of the cutter assembly clamping sleeve 16, the cutter set arranged on the cutter assembly clamping sleeve 16 is driven to rotate, the cutter set extends into the inner side of the windproof fence 27 from the notch of the windproof fence 27 to process a workpiece, the windproof fence 27 plays a role in protecting the workpiece, the influence of the suction force of the dust suction port 195 on the position of the workpiece in the processing process is avoided, the deviation of the contact position of the cutter set and the workpiece is avoided, and the processing precision of the workpiece is improved.

Referring to fig. 6, the workpiece clamping device 28 comprises a transmission shaft 281, a lower positioning ring 282, a gravity sensor 283, a lower rubber ring 284, an upper positioning ring 285, an upper rubber ring 286, a connecting stud 287 and an electric rotating shaft 288, wherein the transmission shaft 281 is fixedly connected with the output end of the motor 23, the transmission shaft 281 is movably sleeved inside the table body 26, the transmission shaft 281 is fixedly connected with the lower positioning ring 282, the lower rubber ring 284 is installed on the inner side of the top surface of the lower positioning ring 282, and two sides of the lower positioning ring 282 are connected with the upper positioning ring 285 through two sets of connecting studs 287.

Referring to fig. 7, a gravity sensor 283 is disposed below the lower rubber ring 284, an electric rotating shaft 288 is fixedly mounted on the connecting screw bolt 287, an upper rubber ring 286 is mounted on the inner side of the bottom surface of the upper positioning ring 285, the gravity sensor 283 is electrically connected with the electric rotating shaft 288, the lower positioning ring 282 and the upper positioning ring 285 are in a separated state in an initial state, a large gap is left between the lower positioning ring 282 and the upper positioning ring 285, a workpiece to be processed is placed on the lower positioning ring 282 during processing, the lower rubber ring 284 is pressed downward under the action of the gravity of the workpiece and triggers the gravity sensor 283, the gravity sensor 283 controls the electric rotating shaft 288 to rotate, the electric rotating shaft 288 drives the connecting screw bolt 287 to rotate so that the distance between the lower positioning ring 282 and the upper positioning ring 285 is continuously shortened until the top of the workpiece is connected with the pressure sensor 2861, the pressure sensor 2861 controls the electric rotating shaft 288 to stop rotating, so as, the connecting portion of work piece and lower holding ring 282 and last holding ring 285 are the rubber ring structure of softer material, play good shock attenuation buffering effect, avoid because of the work piece offset that the vibrations of knife tackle lead to in the course of working, avoid the work piece to cause the scratch to the work piece surface at spacing subassembly in spacing process, maintain the smooth and neat work piece surface.

Referring to fig. 8, a pressure sensor 2861 is disposed below the upper rubber ring 286, the pressure sensor 2861 is electrically connected to the motor 23 and the electric rotating shaft 288 through two sets of wires, the cutter set is located on the right side of the workpiece during machining, and generates right-left thrust to the workpiece, the workpiece does not shift greatly under the buffering of the rubber ring structure, but the overall position of the rubber ring during machining shifts slightly to the right under the action of the thrust, the workpiece triggers the pressure sensor 2861, the motor 23 is in a stop state, once the cutter set stops machining, the thrust applied to the workpiece disappears, the triggering state of the pressure sensor 2861 is released, the motor 23 is in a start state, and the whole platform 26 is driven to rotate clockwise until the gap of the wind-proof fence 27 is opposite to the dust suction port 195, so that the dust suction port 195 can conveniently suck and remove the debris inside the wind-proof fence 27.

The working principle is as follows: the lower positioning ring 282 and the upper positioning ring 285 are separated in the initial state, a large gap is left between the two, when in machining, a workpiece to be machined is placed on the lower positioning ring 282, the lower rubber ring 284 is pressed downwards under the action of the gravity of the workpiece and triggers the gravity sensor 283, the gravity sensor 283 controls the electric rotating shaft 288 to rotate, the electric rotating shaft 288 drives the connecting screw 287 to rotate so as to continuously draw the distance between the lower positioning ring 282 and the upper positioning ring 285 until the top of the workpiece is connected with the pressure sensor 2861, the pressure sensor 2861 controls the electric rotating shaft 288 to stop rotating, the workpiece is clamped between the lower positioning ring 282 and the upper positioning ring 285, after the workpiece is positioned in the workpiece clamping device 28, the shaft sleeve 21 is pushed to the right by the driving shaft 18 until the pressing sheet 24 arranged on the outer side of the shaft sleeve 21 triggers the switch 17, the switch 17 is connected with the driving component of the cutter assembly jacket 16 to drive the cutter set arranged on the cutter assembly jacket, the cutter group extends into the inner side of the windproof fence 27 from the gap of the windproof fence 27 to process a workpiece, the tool platform 152 is positioned below the workpiece mounting table 2, scraps produced during the processing of the workpiece fall on the tool platform 152, the tool platform 152 is mounted on the base 11 through clamping with the chute frame 151, the clamping type structure is convenient to detach and clean, when the driving shaft 18 drives the workpiece mounting table 2 to integrally move from left to right, the arrangement of the guide rod 153 plays a role in guiding the workpiece mounting table 2 to ensure the position stability of the workpiece mounting table 2 in the moving process, the cutter group is positioned on the right side of the workpiece during the processing to generate right-left thrust on the workpiece, the position of the workpiece cannot be greatly deviated under the buffering of the rubber ring structure, but the integral position of the rubber ring in the processing process can deviate to the right by a small amount under the action of the thrust, and the workpiece triggers the pressure sensor 2861, the motor 23 is in a stop state, once the cutter group stops machining, the thrust borne by the workpiece disappears, the trigger state of the pressure sensor 2861 is released, the motor 23 is in a start state, the whole platform body 26 is driven to rotate clockwise until the notch of the windproof fence 27 is opposite to the dust suction port 195, and the dust suction port 195 can conveniently suck and remove the debris on the inner side of the windproof fence 27.

In summary, according to the numerical control machine tool capable of preventing the workpiece from shifting, the lower positioning ring 282 and the upper positioning ring 285 in the initial state are in a separated state, a large gap is left between the lower positioning ring 282 and the upper positioning ring 285, a workpiece to be processed is placed on the lower positioning ring 282 during processing, the lower rubber ring 284 is pressed downwards under the action of the gravity of the workpiece and triggers the gravity sensor 283, the gravity sensor 283 controls the electric rotating shaft 288 to rotate, the electric rotating shaft 288 drives the connecting stud 287 to rotate so that the distance between the lower positioning ring 282 and the upper positioning ring 285 is continuously shortened until the top of the workpiece is connected with the pressure sensor 2861, the pressure sensor 2861 controls the electric rotating shaft 288 to stop rotating, the workpiece is clamped between the lower positioning ring 282 and the upper positioning ring 285, the connecting part of the workpiece with the lower positioning ring 282 and the upper positioning ring 285 is of a rubber ring structure made of a soft material, a good damping and buffering effect is achieved, and the, the surface of a workpiece is prevented from being scratched and damaged by a limiting assembly in the limiting process, the surface of the workpiece is maintained smooth, after the workpiece is positioned in a workpiece clamping piece 28, a shaft sleeve 21 is pushed to the right by a driving shaft 18 until a pressing sheet 24 arranged on the outer side of the shaft sleeve 21 triggers a switch 17, the switch 17 is connected with a driving assembly of a cutter assembling jacket 16 to drive a cutter set arranged on the cutter assembling jacket 16 to rotate, the cutter set extends into the inner side of a windproof fence 27 from a gap of the windproof fence 27 to process the workpiece, the windproof fence 27 plays a role in protecting the workpiece, the influence of the suction force of a dust suction port 195 on the position of the workpiece in the processing process is avoided, the contact position of the cutter set and the workpiece is prevented from deviating, the processing precision of the workpiece is improved, the tool platform 152 is positioned below a workpiece mounting platform 2, the scraps produced in the processing of the workpiece fall onto the tool platform 152, the tool platform 152 is mounted on a base 11, the clamping type structure is convenient to disassemble and clean, when the driving shaft 18 drives the workpiece mounting table 2 to integrally move from left to right, the arrangement of the guide rod 153 plays a role in guiding the workpiece mounting table 2, the position stability of the workpiece mounting table 2 in the moving process is ensured, the workpiece position deviation caused by the position deviation in the moving process of the workpiece mounting table 2 is avoided, the workpiece position stability is improved, the cutter set is positioned on the right side of the workpiece during processing, the right-left thrust is generated on the workpiece, the workpiece position can not be greatly deviated under the buffer of the rubber ring structure, but the integral position of the rubber ring in the processing process can slightly deviate to the right under the action of the thrust, the workpiece triggers the pressure sensor 2861, the motor 23 is in a stop state, once the cutter set stops processing, the thrust borne by the workpiece disappears, the triggering state of the pressure sensor 2861 is released, and the motor 23 is in a start state, drive whole stage body 26 clockwise rotation, the breach that until prevent wind rail 27 is relative with dust absorption mouth 195, makes things convenient for dust absorption mouth 195 to prevent wind the inboard piece absorption of rail 27, need not manual operation and can realize the automatic clearance of processing dust, reduces the dust volume that drops on frock platform 152, whole cleaning process automatic triggering, labour saving and time saving.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims

1. A numerical control machine tool capable of preventing workpieces from deviating is characterized by comprising a machine tool mechanism (1) and a workpiece mounting table (2), wherein the workpiece mounting table (2) is arranged inside the machine tool mechanism (1), the machine tool mechanism (1) comprises a base (11), supporting legs (12), a processing case (13), a numerical control case (14), a platform assembly (15), a cutter assembly clamping sleeve (16), a switch (17), a driving shaft (18) and a dust cleaning assembly (19), the supporting legs (12) are fixedly arranged on the base (11), the processing case (13) is arranged on the right side of the top surface of the base (11), the cutter assembly clamping sleeve (16) is fixedly arranged on the right end surface of the processing case (13), the switch (17) is arranged below the cutter assembly clamping sleeve (16), the numerical control case (14) is fixedly arranged on the left side of the top surface of the base (11), and the driving shaft (18) extends out leftwards on the left end surface of the numerical control case (14), a platform component (15) is arranged between the numerical control case (14) and the processing case (13), and a dust cleaning component (19) is arranged on the rear side of the platform component (15).

2. The numerically controlled machine tool capable of preventing the deviation of the workpiece according to claim 1, wherein: platform subassembly (15) include two sets of chute frame (151), frock platform (152) and two sets of guide bar (153), and two sets of guide bar (153) set up respectively in the left and right sides of switch (17), and the below of guide bar (153) sets up frock platform (152), and frock platform (152) move on chute frame (151) through the lug structure that sets up on the bottom surface, and chute frame (151) are fixed on the top surface of base (11).

3. The numerically controlled machine tool capable of preventing the deviation of the workpiece according to claim 1, wherein: dust clearance subassembly (19) are including apron (191), fixture block (192), groove (193) are accomodate to the apron, backplate (194), dust absorption mouth (195) and dirt box (196), a plurality of fixture blocks (192) are installed to the bottom surface equidistance of apron (191), apron (191) are folding to be accomodate in apron accomodate groove (193) under unused state, groove (193) processing is accomodate to the apron on backplate (194), the bottom and base (11) of backplate (194) meet, install dust absorption mouth (195) on backplate (194), dust absorption mouth (195) and dirt box (196) intercommunication, dirt box (196) set up to pull formula structure, dirt box (196) set up inside base (11).

4. The numerically controlled machine tool capable of preventing the deviation of the workpiece according to claim 1, wherein: a buckle groove (111) is machined in the base (11), the width of a notch of the buckle groove (111) is larger than the thickness of the cover plate (191), a plurality of buckles (112) are machined on the inner side groove wall of the buckle groove (111) at equal intervals, and the buckles (112) are clamped with the clamping blocks (192).

5. The numerically controlled machine tool capable of preventing the deviation of the workpiece according to claim 1, wherein: the workpiece mounting table (2) consists of a shaft sleeve (21), an electric box (22), a motor (23), a pressing sheet (24), a protective sleeve (25), a table body (26), a windproof fence (27) and a workpiece clamping piece (28), wherein the shaft sleeve (21) is movably sleeved on a guide rod (153), the shaft sleeve (21) is fixedly connected with the outer wall of the electric box (22) through a connecting rod, the pressing sheet (24) is mounted on the outer wall of the electric box (22), the mounting height of the pressing sheet (24) is matched with that of a switch (17), the motor (23) is fixedly mounted inside the electric box (22), the output end of the motor (23) upwards penetrates through the protective sleeve (25) and the table body (26) to be fixedly connected with the workpiece clamping piece (28), the bottom of the protective sleeve (25) is welded with the electric box (22), the top of the protective sleeve (25) is fixed on the bottom surface of the table body (26), and the windproof fence (27) is fixedly mounted on the, the inner side of the windproof fence (27) is provided with a workpiece clamping piece (28).

6. The numerically controlled machine tool capable of preventing the deviation of the workpiece according to claim 5, wherein: workpiece clamping piece (28) is by transmission shaft (281), lower holding ring (282), gravity inductor (283), lower rubber ring (284), go up holding ring (285), go up rubber ring (286), connecting stud (287) and electronic pivot (288) are constituteed, transmission shaft (281) and the output fixed connection of motor (23), transmission shaft (281) activity suit is in the inside of stage body (26), transmission shaft (281) and lower holding ring (282) fixed connection, rubber ring (284) down are installed to the top surface inboard of lower holding ring (282), the below of lower rubber ring (284) sets up gravity inductor (283), the both sides of lower holding ring (282) meet with upper holding ring (285) through two sets of connecting stud (287), fixed mounting electronic pivot (288) on connecting stud (287), rubber ring (286) are installed to the bottom surface inboard of upper holding ring (285).

7. The numerically controlled machine tool capable of preventing the deviation of the workpiece according to claim 6, wherein: go up rubber ring (286) below and be provided with pressure-sensitive ware (2861), pressure-sensitive ware (2861) pass through wire and motor (23) electric connection.