CN113635103A

CN113635103A - Clamping device of numerical control machine tool

Info

Publication number: CN113635103A
Application number: CN202111197241.6A
Authority: CN
Inventors: 黄伟
Original assignee: Stepu Pump Industry Nantong Co ltd
Current assignee: Stepu Pump Industry Nantong Co ltd
Priority date: 2021-10-14
Filing date: 2021-10-14
Publication date: 2021-11-12
Anticipated expiration: 2041-10-14
Also published as: CN113635103B

Abstract

The invention discloses a clamping device of a numerical control machine tool, which belongs to the technical field of numerical control machine tools and comprises a workbench and a supporting seat, wherein the workbench is placed on the ground, the supporting seat is fixedly arranged on the workbench, clamping equipment is also arranged on the supporting seat, an accommodating groove is formed in the supporting seat, the clamping equipment is in running fit with the supporting seat, the clamping equipment comprises a driving assembly, a matching assembly, two clamping assemblies and two fixing assemblies, the driving assembly is arranged in the accommodating groove in the supporting seat, the matching assembly is arranged on the driving assembly, the clamping assembly is arranged on the matching assembly, the fixing assemblies are arranged on the matching assembly, the two fixing assemblies are symmetrically arranged on a driving frame, and a processing device is also arranged on the workbench. According to the invention, the workpiece is fixed through the clamping device, so that the phenomenon that the workpiece loosens during rotation due to the rapid rotation of the driving motor during the processing operation of the workpiece, and the processing precision of the workpiece is influenced, so that the product quality of the workpiece is poor is prevented.

Description

Clamping device of numerical control machine tool

Technical Field

The invention relates to the technical field of numerical control machines, in particular to a clamping device of a numerical control machine.

Background

Clamping device, of course, mean the digit control machine tool to its device that the part presss from both sides tightly when processing the part, make things convenient for the digit control machine tool to process, clamping device commonly used has (spiral) clamping device, wedge clamping device and eccentric clamping device, press from both sides the location that neither should destroy the work piece, or produce too big tight deformation of clamp, there is sufficient clamp force again, prevent that the work piece from producing vibration in the processing, sufficient tight stroke that presss from both sides, the clamping action is rapid, the operation is convenient, safety and labor saving, manual clamping mechanism will have reliable auto-lock nature, motor-driven clamping device will overall consider the stability of tight auto-lock nature and motive power, the structure should be as simple and compact as possible, manufacturing, easy maintenance.

The Chinese patent with publication number CN109465656A discloses a clamping device of a numerical control machine tool, which belongs to the field of clamp tools and comprises a material supporting frame, a first mounting plate, a second mounting plate, a clamping plate, a fixed shaft, a moving shaft and a control module. First mounting panel and second mounting panel set up perpendicularly on the operation platform of digit control machine tool, the clamp plate sets up between first mounting panel and the second mounting panel. One end of the fixed shaft is fixed with the first mounting plate, the other end of the fixed shaft is fixed with the second mounting plate, and the fixed shaft penetrates through the first mounting plate, the clamping plate and the second mounting plate in sequence. The moving shaft and the fixed shaft are arranged in parallel and sequentially penetrate through the first mounting plate and the clamping plate, and the control module controls the clamping plate to move back and forth along the fixed shaft to fix the material supporting frame on the first mounting plate through the moving shaft and is used for supporting and lifting a workpiece to be processed. The invention can solve the problem that when the workpiece is clamped by the clamp of the existing numerical control machine tool, the clamping force is easy to gradually reduce, so that the workpiece is abraded or deformed, and the processing precision and the processing efficiency of the workpiece can be improved.

However, the above patent also has the following problems: the machined part is because of driving motor's fast revolution for the machined part can appear not hard up when rotatory, and the influence can lead to the product quality of machined part relatively poor to the machining precision of machined part, and the machined part inner wall can lead to machined part inner wall unevenness because of putting for a long time and rusty or other problems, makes the quality of the product that the phenomenon that the machined part processed that can appear rocking when fixed influence machined part.

Disclosure of Invention

The embodiment of the invention provides a clamping device of a numerical control machine tool, and aims to solve the technical problems that a machined part is likely to loose when rotating due to the rapid rotation of a driving motor, the machining precision of the machined part is affected, the product quality of the machined part is poor, the inner wall of the machined part is likely to be uneven due to long-time placing rusting or other problems, and the quality of the product machined by the machined part is affected due to the phenomenon that the machined part is likely to shake when being fixed.

The embodiment of the invention adopts the following technical scheme: the utility model provides a clamping device of digit control machine tool includes workstation and supporting seat, the workstation is placed subaerial, the fixed setting of supporting seat is on the workstation, still be equipped with clamping equipment on the supporting seat, be equipped with the holding tank on the supporting seat, clamping equipment and supporting seat normal running fit, clamping equipment includes drive assembly, cooperation subassembly, clamping components and fixed subassembly, drive assembly set up in the holding tank on the supporting seat and with supporting seat normal running fit, the cooperation subassembly set up on drive assembly and with drive assembly sliding fit, clamping components sets up on the cooperation subassembly, fixed subassembly is equipped with two, two fixed subassembly symmetry sets up on the drive frame, still be equipped with processingequipment on the workstation.

Further, drive assembly includes driving motor, support frame, driving electric cylinder and places the seat, driving motor sets up in the holding tank on the supporting seat and driving motor's main shaft and supporting seat normal running fit, the support frame sets up on driving motor's main shaft and with driving motor's spindle drive cooperation, driving motor is fixed to be set up on the support frame, it is fixed to place the seat and set up on the support frame.

Further, the cooperation subassembly includes the carriage, buffer spring, places piece, two turning blocks and two elastic spring, it is equipped with the cavity to place the seat, the carriage sets up on the flexible end of driving electric cylinder and with place a sliding fit, place the piece setting on placing the seat and with place a sliding fit, buffer spring's both ends are connected with the bottom and the carriage of placing the piece respectively, two the turning block rotates respectively to be set up on placing the seat, the both sides of placing the piece and the both sides of carriage all are equipped with the draw-in groove, two the both ends of turning block all are equipped with the fixture block, the fixture block at turning block both ends respectively with place the draw-in groove conflict cooperation of piece and carriage one side, two buffer spring's both ends respectively symmetric connection on the carriage with place the seat.

Further, clamping unit includes work motor, rotary disk, fixed disk and clamping piece, it is equipped with the standing groove to place the piece, the work motor is placed in the standing groove and with place a normal running fit, the fixed disk is fixed to be set up at the top of placing the piece, the rotary disk install on the main shaft of work motor and with the spindle drive cooperation of work motor, rotary disk and fixed disk normal running fit, the clamping piece set up on the rotary disk and with fixed disk sliding fit.

Furthermore, the clamping piece comprises a clamping elastic ring and three clamping frames, three moving grooves which are circumferentially arranged are formed in the rotating disc, the three clamping frames are respectively arranged on the three moving grooves, the three clamping frames are respectively in sliding fit with the three moving grooves, the three moving grooves are distributed around the axis of the rotating disc at equal angles, the three moving grooves are all arranged in an arc shape, the arrangement directions of the three moving grooves on the rotating disc are all in a divergent shape from inside to outside, three through holes are formed in the fixed disc, one ends of the three clamping frames are inserted into the through holes and are in sliding fit with the through holes, and the clamping elastic ring is connected with the three clamping frames.

Further, two fixed subassembly all includes a rotation section of thick bamboo, slide, mount and two spacing wheels, a rotation section of thick bamboo rotates and sets up on the drive yoke and with place seat sliding fit, the slide is fixed to be set up on a rotation section of thick bamboo, two spacing fixed the setting of taking turns is on placing the seat, two clearance between the spacing wheel is laminated with the slide mutually.

Further, the processing device comprises processing equipment and feeding equipment, the processing equipment is installed at the top of the workbench and is in sliding fit with the workbench, the feeding equipment is fixedly arranged on the side wall of the supporting seat, the processing equipment is further provided with a mechanical arm, and the mechanical arm is located beside the feeding equipment.

Further, the processing equipment includes lead screw slip table, slide, promotion electric jar, cutting seat and cutter, the lead screw slip table sets up on the workstation, the slide setting on the slip table of lead screw slip table and with workstation sliding fit, promote the electric jar setting at the top of slide, the cutting seat set up promote the flexible of electric jar serve and with slide sliding fit, the cutter is fixed to be set up on the cutting seat.

Further, the charging equipment is including bearing seat, last workbin, lower silo, rotating electrical machines, belt, rolling disc, dwang, material loading rotary drum and pushing material piece, bear the fixed setting of seat on the lateral wall of supporting seat, it is fixed to set up on bearing the seat to go up the workbin, the fixed setting of silo is in last workbin down, rotating electrical machines sets up on bearing the seat, the dwang rotates and sets up on last workbin, the rolling disc is fixed to be set up on the dwang, the belt cover is established on rotating electrical machines's main shaft and rolling disc, the fixed cover of material loading rotary drum is established on the dwang, be equipped with a plurality of blowing grooves that are the circumference setting on the material loading rotary drum, pushing material piece sets up on bearing the seat, pushing material piece is located the bottom of material loading workbin.

Further, the pushing part comprises a discharging clamping seat and a working electric cylinder, the discharging clamping seat is arranged on the bearing seat, a feed opening is arranged below the feeding rotary drum at the bottom of the feeding box, the feed opening corresponds to the discharging clamping seat, and the working electric cylinder is arranged on the bearing seat.

The embodiment of the invention adopts at least one technical scheme which can achieve the following beneficial effects:

firstly, the clamping device is used for firmly fixing the machined part, so that the phenomenon that the machined part is loosened during rotation due to the rapid rotation of the driving motor when the machined part is machined is prevented, the machining precision of the machined part is influenced, the product quality of the machined part is poor, the uneven area of the inner wall of the machined part can be fixed, the phenomenon that the inner wall of the machined part is not smooth due to rusting and other reasons, and the quality of the machined part product is influenced due to the shaking of the machined part during machining is prevented.

Secondly, when the workpiece is clamped by the clamping component, the driving electric cylinder drives the driving frame to move backwards, the driving frame moves to enable the clamping groove on the driving frame to enable the rotating block to rotate through the clamping block, the rotating block rotates to enable the clamping groove on the placing block to move through the other clamping block, so that the placing block moves upwards on the placing seat, the workpiece is ejected upwards, when the driving electric cylinder drives the driving frame to move downwards, the top of the workpiece can be pressed and fixed through the matching fixing component, so that the bottom and the top of the workpiece are opposite acting forces, the workpiece is firmly fixed on the placing seat, the workpiece is prevented from being loosened during rotation due to quick rotation of the driving motor during processing operation of the workpiece, the processing precision of the workpiece is influenced, the product quality of the workpiece is poor, and the firmness during clamping of the workpiece can be improved through the arrangement of the equipment, the phenomenon that the product quality of a machined part is affected due to looseness of the driving motor during rotation is avoided.

Thirdly, when the machined part is placed on the placing block, the inner diameter sleeve of the machined part is arranged on the outer diameter of the fixing disc, then the working motor drives the rotating disc to rotate, the rotating disc drives the clamping part to clamp the inner diameter of the machined part, and the inner diameter of the machined part can be effectively and firmly fixed.

Fourthly, the surface of the workpiece is not smooth enough and uneven due to the situation that rust stains occur when the workpiece is placed for a long time, and when the situation occurs, when the workpiece is fixed, the workpiece is shaken in the processing process due to the unsmooth inner wall and the unsmooth inner wall, the processing operation of the workpiece is influenced, the processing precision of the workpiece is reduced, and the quality of the workpiece product is influenced, at the moment, the three clamping frames are driven to move along with the moving grooves by the rotation of the rotating disc, the three clamping frames are ejected outwards from the fixed disc along with the moving grooves, the clamping elastic ring extends outwards, so that the outer side of the clamping elastic ring is contacted with the inner diameter of the workpiece, can effectually fix the region of machined part inner wall unevenness, prevent to lead to the machined part inner wall unsmooth because of getting rusty and other reasons, make the machined part take place to rock the quality that influences the machined part product in the course of working.

Fifthly, when the driving electric cylinder drives the driving frame to move downwards, the slide on the rotating cylinder is contacted with two limiting wheels, so that the rotating cylinder rotates on the driving frame, the rotating cylinder rotates to enable the fixing frame to be contacted with the surface of the machined part, the top of the machined part is firmly fixed, the matched placing block is jacked upwards, and the machined part is clamped tightly by relative acting force, so that the stability of fixing the machined part is improved.

Sixthly, when the machined part is processed, the slide seat is driven through the screw rod sliding table to enable the cutter to move to the side of the machined part, the machining operation is performed on the machined part through the matched clamping device, the electric cylinder is pushed to drive the cutting seat to move the position of the adjustable cutter, and the use requirements of operators on different machined parts are met.

And seventhly, the operator puts the machined part into the feeding box from the discharging groove, the machined part moves downwards along with the discharging groove, the machined part falls into the discharging groove on the discharging rotary drum, the rotating motor drives the belt to rotate the rotating disc, the rotating disc drives the rotating rod to enable the feeding rotary drum to rotate so that the machined part on the discharging groove falls into the pushing part from the discharging opening to perform continuous feeding operation, and the working efficiency of machined part processing is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a first perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a partial perspective sectional view of the present invention;

FIG. 4 is a schematic perspective view of the clamping apparatus of the present invention;

FIG. 5 is a partial perspective view of a first clamping device of the present invention;

FIG. 6 is a second partial perspective view of the clamping apparatus of the present invention;

FIG. 7 is a perspective view of the clamping assembly of the present invention;

FIG. 8 is a partial perspective view of the clamping assembly of the present invention;

FIG. 9 is a schematic perspective view of the loading device of the present invention;

FIG. 10 is a sectional view of a part of a three-dimensional structure of a feeding device of the present invention;

reference numerals

The device comprises a workbench 1, a supporting seat 2, a clamping device 3, a driving assembly 4, a driving motor 41, a supporting frame 42, a driving electric cylinder 43, a placing seat 44, a cavity 45, a matching assembly 5, a driving frame 51, a buffer spring 52, a placing block 53, a rotating block 54, a clamping block 55, a clamping groove 56, an elastic spring 57, a clamping assembly 6, a working motor 61, a rotating disc 62, a moving groove 63, a fixed disc 64, a clamping piece 65, a clamping elastic ring 651, a clamping frame 652, a fixing assembly 7, a rotating cylinder 71, a slideway 72, a fixed frame 73, a limiting wheel 74, a processing device 8, a processing device 81, a screw rod sliding table 811, a sliding seat 812, a pushing electric cylinder 813, a cutting seat 814, a cutting knife 815, a feeding device 82, a bearing seat 821, a feeding box 822, a discharging groove 823, a rotating motor 824, a belt 825, a rotating disc 826, a rotating rod 827, a feeding rotating cylinder 828, a discharging groove 829, a discharging piece 83, a discharging clamping seat 831, an operating electric cylinder 832 and a manipulator 9.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The technical solutions provided by the embodiments of the present invention are described in detail below with reference to the accompanying drawings.

Referring to fig. 1 to 10, an embodiment of the present invention provides a clamping device for a numerical control machine tool, including a workbench 1 and a support base 2, where the workbench 1 is placed on the ground, the support base 2 is fixedly disposed on the workbench 1, the support base 2 is further provided with a clamping device 3, the support base 2 is provided with an accommodating groove, the clamping device 3 is rotatably engaged with the support base 2, the clamping device 3 includes a driving component 4, a mating component 5, a clamping component 6, and a fixing component 7, the driving component 4 is disposed in the accommodating groove on the support base 2 and rotatably engaged with the support base 2, the mating component 5 is disposed on the driving component 4 and slidably engaged with the driving component 4, the clamping component 6 is disposed on the mating component 5, the fixing component 7 is disposed on the mating component 5, and two fixing components 7 are disposed, the two fixing assemblies 7 are symmetrically arranged on the driving frame 51, and a processing device is further arranged on the workbench; according to the invention, the clamping device 3 is used for firmly fixing the workpiece, so that the workpiece is prevented from loosening during rotation due to the rapid rotation of the driving motor 41 during the processing operation of the workpiece, the processing precision of the workpiece is influenced, the product quality of the workpiece is poor, the uneven area of the inner wall of the workpiece can be fixed, the unsmooth inner wall of the workpiece is prevented from being rusted and the workpiece is prevented from shaking during the processing, and the quality of the workpiece is influenced.

Preferably, the driving assembly 4 includes a driving motor 41, a supporting frame 42, a driving electric cylinder 43 and a placing seat 44, the driving motor 41 is disposed in the receiving slot on the supporting seat 2, and the main shaft of the driving motor 41 is in running fit with the supporting seat 2, the supporting frame 42 is disposed on the main shaft of the driving motor 41 and is in transmission fit with the main shaft of the driving motor 41, the driving motor 41 is fixedly disposed on the supporting frame 42, and the placing seat 44 is fixedly disposed on the supporting frame 42; when the manipulator 9 places the workpiece on the clamping assembly 6, the driving motor 41 drives the supporting frame 42 to rotate, the supporting frame 42 drives the clamped workpiece to rotate on the placing seat 44, and the machining equipment 81 is matched to perform lathe machining operation on the workpiece, so that the work is completed.

Preferably, the engagement assembly 5 comprises a driving rack 51, a buffer spring 52, a placing block 53, two rotating blocks 54 and two elastic springs 57, a cavity 45 is arranged in the placing seat 44, the driving frame 51 is arranged on the telescopic end of the driving electric cylinder 43 and is in sliding fit with the placing seat 44, the placing block 53 is arranged on the placing seat 44 and is in sliding fit with the placing seat 44, two ends of the buffer spring 52 are respectively connected with the bottom of the placing block 53 and the driving frame 51, two rotating blocks 54 are respectively and rotatably arranged on the placing seat 44, clamping grooves 56 are respectively arranged on both sides of the placing block 53 and both sides of the driving frame 51, clamping blocks 55 are respectively arranged on both ends of the two rotating blocks 54, the clamping blocks 55 at the two ends of the rotating block 54 are respectively matched with the placing block 53 and the clamping groove 56 at one side of the driving frame 51 in an abutting mode, and the two ends of the two buffer springs 52 are respectively and symmetrically connected to the driving frame 51 and the placing seat 44; when a workpiece is clamped by the clamping component 6, the driving electric cylinder 43 drives the driving frame 51 to move backwards, the driving frame 51 moves to enable the clamping groove 56 on the driving frame 51 to enable the rotating block 54 to rotate through the clamping block 55, the rotating block 54 rotates to enable the clamping groove 56 on the placing block 53 to move through the other clamping block 55, so that the placing block 53 moves upwards on the placing seat 44, the placing block 53 moves upwards to enable the workpiece to be ejected upwards, when the driving electric cylinder 43 drives the driving frame 51 to move downwards, the top of the workpiece can be pressed and fixed downwards through the matching fixing component 7, so that the bottom and the top of the workpiece are opposite acting forces, the workpiece is firmly fixed on the placing seat 44, and the phenomenon that the workpiece is loosened during rotation due to the quick rotation of the driving motor 41 when the workpiece is processed is prevented, and the processing precision of the workpiece is influenced, so that the product quality of the workpiece is poor, the firmness of the machined part during clamping can be improved through the arrangement of the equipment, and the phenomenon that the product quality of the machined part is affected due to looseness of the driving motor 41 during rotation is avoided.

Preferably, the clamping assembly 6 comprises a working motor 61, a rotating disc 62, a fixed disc 64 and a clamping member 65, a placing groove is formed in the placing block 53, the working motor 61 is placed in the placing groove and is in rotating fit with the placing block 53, the fixed disc 64 is fixedly arranged at the top of the placing block 53, the rotating disc 62 is mounted on a spindle of the working motor 61 and is in transmission fit with the spindle of the working motor 61, the rotating disc 62 is in rotating fit with the fixed disc 64, and the clamping member 65 is arranged on the rotating disc 62 and is in sliding fit with the fixed disc 64; when the workpiece is placed on the placing block 53, the inner diameter of the workpiece is sleeved on the outer diameter of the fixing disc 64, then the working motor 61 drives the rotating disc 62 to rotate, the rotating disc 62 drives the clamping piece 65 to clamp the inner diameter of the workpiece, and the inner diameter of the workpiece can be effectively and firmly fixed.

Preferably, the clamping member 65 includes a clamping elastic ring 651 and three clamping frames 652, the rotating disc 62 is provided with three moving grooves 63 arranged circumferentially, the three clamping frames 652 are respectively arranged on the three moving grooves 63, the three clamping frames 652 are respectively in sliding fit with the three moving grooves 63, the three moving grooves 63 are distributed around the axis of the rotating disc 62 at equal angles, the three moving grooves 63 are all arranged in an arc shape, the arrangement directions of the three moving grooves 63 on the rotating disc 62 are all arranged in a divergent manner from inside to outside, the fixed disc 64 is provided with three through holes, one ends of the three clamping frames 652 are inserted into the through holes and are in sliding fit with the through holes, and the clamping elastic ring 651 is connected with the three clamping frames 652; when the surface of the workpiece is not smooth enough and uneven due to the rust on the workpiece after being placed for a long time, when the workpiece is fixed, the workpiece is shaken in the processing process due to the fact that the inner wall is not smooth enough and uneven, the processing operation of the workpiece is affected, the processing precision of the workpiece is reduced, and the quality of the workpiece product is affected, at the moment, the rotating disc 62 rotates to drive the three clamping frames 652 to move along with the moving groove 63, the three clamping frames 652 are ejected outwards from the fixed disc 64 along with the moving groove 63, the clamping elastic ring 651 extends outwards, the outer side of the clamping elastic ring 651 is in contact with the inner diameter of the workpiece, can effectually fix the region of machined part inner wall unevenness, prevent to lead to the machined part inner wall unsmooth because of getting rusty and other reasons, make the machined part take place to rock the quality that influences the machined part product in the course of working.

Preferably, each of the two fixing assemblies 7 includes a rotating cylinder 71, a slide way 72, a fixing frame 73 and two limiting wheels 74, the rotating cylinder 71 is rotatably disposed on the driving frame 51 and is in sliding fit with the placing base 44, the slide way 72 is fixedly disposed on the rotating cylinder 71, the two limiting wheels 74 are fixedly disposed on the placing base 44, and a gap between the two limiting wheels 74 is attached to the slide way 72; when the driving electric cylinder 43 drives the driving frame 51 to move downwards, the slide 72 on the rotating cylinder 71 is in contact with the two limiting wheels 74, so that the rotating cylinder 71 rotates on the driving frame 51, the rotating cylinder 71 rotates to enable the fixing frame 73 to be in contact with the surface of a workpiece, the top of the workpiece is firmly fixed, the placing block 53 is matched to lift upwards, and the workpiece is clamped through relative acting force, so that the stability of fixing the workpiece is improved.

Preferably, the processing device 8 includes a processing device 81 and a feeding device 82, the processing device 81 is installed at the top of the workbench 1 and is in sliding fit with the workbench 1, the feeding device 82 is fixedly arranged on the side wall of the supporting seat 2, a manipulator 9 is further arranged on the processing device 81, the manipulator 9 is located beside the feeding device 82, the processing device 81 includes a lead screw sliding table 811, a sliding seat 812, a pushing electric cylinder 813, a cutting seat 814 and a cutter 815, the lead screw 811 sliding table is arranged on the workbench 1, the sliding seat 812 is arranged on the sliding table of the lead screw sliding table 811 and is in sliding fit with the workbench 1, the pushing electric cylinder is arranged at the top of the sliding seat 812, the cutting seat 814 is arranged on the telescopic end of the pushing electric cylinder 813 and is in sliding fit with the sliding seat 812, and the cutter 815 is fixedly arranged on the cutting seat 814; when the machined part is machined, the sliding seat 812 is driven by the screw rod sliding table 811 to enable the cutter 815 to move to the side of the machined part, the machined part is machined by the aid of the clamping device 3, the electric cylinder 813 is pushed to drive the cutting seat 814 to move the position of the adjustable cutter 815, and different use requirements of an operator on the machined part are met.

Preferably, the feeding device 82 comprises a bearing seat 821, a feeding box 822, a blanking groove 823, a rotating motor 824, a belt 825, a rotating disc 826, a rotating rod 827, a feeding rotary drum 828 and a pushing member 83, the bearing seat 821 is fixedly arranged on the side wall of the supporting seat 2, the feeding box 822 is fixedly arranged on the bearing seat 821, the blanking groove 823 is fixedly arranged in the feeding box 822, the rotating motor 824 is arranged on the bearing seat 821, the rotating rod 827 is rotatably arranged on the upper material box 822, the rotating disk 826 is fixedly arranged on the rotating rod 827, the belt 825 is sleeved on the main shaft of the rotating motor 824 and the rotating disc 826, the feeding rotary drum 828 is fixedly sleeved on the rotating rod 827, a plurality of discharging grooves 829 which are circumferentially arranged are arranged on the feeding rotary drum 828, the pushing piece 83 is arranged on the bearing seat 821, and the pushing piece 83 is positioned at the bottom of the feeding box 822; the operator puts into the material loading box 822 with the machined part from lower silo 823 in, the machined part is along with lower silo 823 downstream, the machined part falls on the blowing groove 829 on the material loading rotary drum 828, drive belt 825 through rotating electrical machines 824 and make the rolling disc 826 rotate, the rolling disc 826 drives the dwang 827 and makes the material loading rotary drum 828 rotate and make the machined part on the blowing groove 829 fall into to pushing away the material 83 from the feed opening and carry out the operation of lasting material loading, the work efficiency to the machined part processing has been improved.

Preferably, the pushing member 83 includes a discharging clamping seat 831 and an electric operating cylinder 832, the discharging clamping seat 831 is disposed on the bearing seat 821, a feeding port is disposed at the bottom of the feeding box 822 below the feeding drum 828, the feeding port corresponds to the discharging clamping seat 831, and the electric operating cylinder 832 is disposed on the bearing seat 821; when the workpiece falls into the discharging clamping seat 831, the working electric cylinder 832 pushes the workpiece out of the discharging clamping seat 831 to the edge of the discharging clamping seat 831, and the manipulator 9 clamps the workpiece and places the workpiece on the clamping assembly 6 to complete the feeding operation of the workpiece.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A clamping device of a numerical control machine tool comprises a workbench (1) and a supporting seat (2), wherein the workbench (1) is placed on the ground, the supporting seat (2) is fixedly arranged on the workbench (1), the supporting seat (2) is also provided with a clamping device (3), the supporting seat (2) is provided with an accommodating groove, the clamping device (3) is in running fit with the supporting seat (2), the clamping device (3) comprises a driving component (4), a matching component (5), a clamping component (6) and a fixing component (7), the driving component (4) is arranged in the accommodating groove on the supporting seat (2) and is in running fit with the supporting seat (2), the matching component (5) is arranged on the driving component (4) and is in sliding fit with the driving component (4), the clamping component (6) is arranged on the matching component (5), fixed subassembly (7) set up on cooperation subassembly (5), fixed subassembly (7) are equipped with two, two fixed subassembly (7) symmetry sets up on drive frame (51), still be equipped with processingequipment (8) on workstation (1), drive subassembly (4) are including driving motor (41), support frame (42), driving electric cylinder (43) and place seat (44), driving motor (41) set up in the holding tank on supporting seat (2) and the main shaft and the supporting seat (2) normal running fit of driving motor (41), support frame (42) set up on the main shaft of driving motor (41) and with the main shaft transmission cooperation of driving motor (41), driving motor (41) are fixed to be set up on support frame (42), place seat (44) and fix to be set up on support frame (42), cooperation subassembly (5) are including drive frame (51), The buffer device comprises a buffer spring (52), a placing block (53), two rotating blocks (54) and two elastic springs (57), wherein a cavity (45) is arranged in the placing seat (44), a driving frame (51) is arranged on the telescopic end of a driving electric cylinder (43) and is in sliding fit with the placing seat (44), the placing block (53) is arranged on the placing seat (44) and is in sliding fit with the placing seat (44), two ends of the buffer spring (52) are respectively connected with the bottom of the placing block (53) and the driving frame (51), the two rotating blocks (54) are respectively rotatably arranged on the placing seat (44), clamping grooves (56) are respectively arranged on two sides of the placing block (53) and two sides of the driving frame (51), clamping blocks (55) are respectively arranged at two ends of the two rotating blocks (54), and the clamping blocks (55) at two ends of the rotating block (54) are respectively in abutting fit with the clamping grooves (56) on one sides of the placing block (53) and the driving frame (51), two ends of the two buffer springs (52) are respectively and symmetrically connected to the driving frame (51) and the placing seat (44).

2. The clamping device of the numerical control machine tool is characterized in that the clamping assembly (6) comprises a working motor (61), a rotating disk (62), a fixed disk (64) and a clamping piece (65), a placing groove is formed in the placing block (53), the working motor (61) is placed in the placing groove and is in running fit with the placing block (53), the fixed disk (64) is fixedly arranged at the top of the placing block (53), the rotating disk (62) is installed on a main shaft of the working motor (61) and is in running fit with the main shaft of the working motor (61), the rotating disk (62) is in running fit with the fixed disk (64), and the clamping piece (65) is arranged on the rotating disk (62) and is in sliding fit with the fixed disk (64).

3. The clamping device of the numerical control machine tool is characterized in that the clamping piece (65) comprises a clamping elastic ring (651) and three clamping frames (652), the rotating disc (62) is provided with three moving grooves (63) which are arranged in a circumferential manner, the three clamping frames (652) are respectively arranged on the three moving grooves (63), the three clamping frames (652) are respectively matched with the three moving grooves (63) in a sliding manner, the three moving grooves (63) are distributed around the axis of the rotating disc (62) at equal angles, the three moving grooves (63) are all arranged in an arc shape, the arrangement directions of the three moving grooves (63) on the rotating disc (62) are all arranged in a divergent manner from inside to outside, the fixed disc (64) is provided with three through holes, one ends of the three clamping frames (652) are arranged in the through holes and are matched with the through holes in a sliding manner, the clamping elastic ring (651) is connected with three clamping frames (652).

4. The clamping device of the numerical control machine tool is characterized in that each of the two fixing assemblies (7) comprises a rotating cylinder (71), a slide way (72), a fixing frame (73) and two limiting wheels (74), the rotating cylinder (71) is rotatably arranged on the driving frame (51) and is in sliding fit with the placing seat (44), the slide way (72) is fixedly arranged on the rotating cylinder (71), the two limiting wheels (74) are fixedly arranged on the placing seat (44), and a gap between the two limiting wheels (74) is attached to the slide way (72).

5. The clamping device of the numerical control machine tool is characterized in that the processing device (8) comprises a processing device (81) and a feeding device (82), the processing device (81) is installed at the top of the workbench (1) and is in sliding fit with the workbench (1), the feeding device (82) is fixedly arranged on the side wall of the supporting seat (2), a mechanical arm (9) is further arranged on the processing device (81), and the mechanical arm (9) is located beside the feeding device (82).

6. The clamping device of numerical control machine tool according to claim 5, characterized in that processing equipment (81) includes lead screw slip table (811), slide carriage (812), promotion electric cylinder (813), cutting seat (814) and cutter (815), lead screw slip table (811) sets up on workstation (1), slide carriage (812) set up on the slip table of lead screw slip table (811) and with workstation (1) sliding fit, promotion electric cylinder (813) set up the top at slide carriage (812), cutting seat (814) set up on the flexible end of promotion electric cylinder (813) and with slide carriage (812) sliding fit, cutter (815) is fixed to be set up on cutting seat (814).

7. The clamping device of the numerical control machine tool as claimed in claim 5, wherein the feeding device (82) comprises a bearing seat (821), a feeding box (822), a discharging groove (823), a rotating motor (824), a belt (825), a rotating disc (826), a rotating rod (827), a feeding rotary drum (828) and a pushing member (83), the bearing seat (821) is fixedly arranged on the side wall of the supporting seat (2), the feeding box (822) is fixedly arranged on the bearing seat (821), the discharging groove (823) is fixedly arranged in the feeding box (822), the rotating motor (824) is arranged on the bearing seat (821), the rotating rod (827) is rotatably arranged on the feeding box (822), the rotating disc (826) is fixedly arranged on the rotating disc (827), and the belt (825) is sleeved on a spindle of the rotating motor (824) and the rotating disc (826), the material loading rotary drum (828) is fixedly sleeved on the rotating rod (827), a plurality of material discharging grooves (829) which are circumferentially arranged are arranged on the material loading rotary drum (828), the material pushing part (83) is arranged on the bearing seat (821), and the material pushing part (83) is located at the bottom of the material loading box (822).

8. The clamping device of the numerical control machine tool is characterized in that the material pushing part (83) comprises a discharging clamping seat (831) and an operating electric cylinder (832), the discharging clamping seat (831) is arranged on the bearing seat (821), the bottom of the feeding box (822) is positioned below the feeding rotary drum (828) and is provided with a discharging opening, the discharging opening is arranged corresponding to the discharging clamping seat (831), and the operating electric cylinder (832) is arranged on the bearing seat (821).