CN116460618A - Metal denture cutting device and cutting process thereof - Google Patents
Metal denture cutting device and cutting process thereof Download PDFInfo
- Publication number
- CN116460618A CN116460618A CN202310369809.0A CN202310369809A CN116460618A CN 116460618 A CN116460618 A CN 116460618A CN 202310369809 A CN202310369809 A CN 202310369809A CN 116460618 A CN116460618 A CN 116460618A
- Authority
- CN
- China
- Prior art keywords
- denture
- abutting
- positioning ring
- lifting assembly
- blank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 71
- 239000002184 metal Substances 0.000 title claims abstract description 34
- 230000002093 peripheral effect Effects 0.000 claims abstract description 23
- 238000007599 discharging Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims description 85
- 238000002360 preparation method Methods 0.000 claims description 62
- 238000003756 stirring Methods 0.000 claims description 46
- 230000005484 gravity Effects 0.000 claims description 27
- 230000000670 limiting effect Effects 0.000 claims description 14
- 239000000047 product Substances 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 239000011265 semifinished product Substances 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 15
- 238000000034 method Methods 0.000 description 9
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 240000007643 Phytolacca americana Species 0.000 description 1
- 235000009074 Phytolacca americana Nutrition 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q7/00—Arrangements for handling work specially combined with or arranged in, or specially adapted for use in connection with, machine tools, e.g. for conveying, loading, positioning, discharging, sorting
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Dental Prosthetics (AREA)
Abstract
The application discloses a metal denture cutting device and a cutting process thereof, wherein the metal denture cutting device comprises a frame, wherein the frame is provided with a cutting mechanism, a feeding clamping mechanism and a discharging mechanism; the feeding clamping mechanism comprises a positioning ring and a lifting assembly, the positioning ring is used for positioning the denture blank, and the lifting assembly is used for conveying the denture blank into the inner side of the positioning ring; the inner peripheral wall of the positioning ring is provided with a plurality of elastic abutting components, and the elastic abutting components are used for abutting against the denture blank; the positioning ring is provided with a plurality of propping cams for propping the denture blank together; the output end of the lifting assembly is connected with each abutting cam through the connecting rod assembly, the lifting assembly drives the abutting cams to rotate through the connecting rod assembly, when the lifting assembly is located at the lower limit, the abutting cams are abutted to be in an abutting state, and when the lifting assembly is located at the upper limit, the abutting cams are in a loosening state. The automatic feeding and automatic fixing device can guarantee the precision of denture cutting processing on the premise of realizing automatic feeding and automatic fixing of denture blanks.
Description
Technical Field
The application relates to the field of denture processing technology, in particular to a metal denture cutting device and a metal denture cutting process.
Background
False teeth are commonly called as false teeth, and are medical general term for a prosthesis made after partial or complete teeth of upper and lower jaws are missing. The denture comprises a denture body, a metal and resin, and is characterized in that the denture body is made of ceramic, metal, resin and the like, the denture body is processed by cutting, 3D printing, casting and the like, and in the processing process of the metal denture, a disc-shaped denture body is required to be clamped and positioned, and then the denture body in the clamping ring is cut and molded through a cutter component.
The related art discloses a metal denture cutting device, which comprises a bracket, wherein a cutting mechanism, a clamping mechanism and a feeding mechanism are arranged on the bracket; the cutting mechanism comprises a cutter component and a linear module; the clamping mechanism comprises a clamping ring, a limiting assembly, a propping assembly and a supporting assembly; the abutting assembly comprises a plurality of through holes circumferentially arranged on the inner wall of the clamping ring, abutting rods are embedded in each through hole in a sliding manner, and the same pull rope is arranged on all the abutting rods in a penetrating manner; the supporting component comprises a plurality of placing grooves circumferentially arranged on the inner wall of the clamping ring, a supporting block and a first spring are arranged in the placing grooves, and a first guide surface is arranged on the supporting block; the feeding mechanism comprises a placing disc and a first electric cylinder, and a piston rod of the first electric cylinder is fixedly connected to the placing disc; the side wall of the placing plate and the inner wall of the clamping ring jointly enclose a containing cavity; one end of the pull rope is fixedly connected with the clamping ring, and the other end of the pull rope is fixedly connected with the placing disc.
The metal denture cutting device of the related art realizes automatic feeding and automatic fixing of denture blanks and can improve the processing efficiency of the dentures, but when the denture blanks are clamped by the clamping mechanism in the technology, the pull ropes are used for tightening the supporting rods, so that the supporting rods form clamping force on the denture blanks, and the constraint effect of the supporting rods on the denture blanks is weaker due to the fact that the rigidity of the pull ropes is usually poorer, therefore, when the denture blanks are poorer in stability in the cutting process, the processing precision of the dentures is difficult to be ensured.
Disclosure of Invention
In order to ensure the processing precision of the false tooth on the premise of improving the processing efficiency of the false tooth, the application provides a metal false tooth cutting device and a cutting process thereof.
The application provides a metal denture cutting device and cutting process adopts following technical scheme:
a metal denture cutting device comprises a frame, wherein the frame is provided with a cutting mechanism, a feeding clamping mechanism and a discharging mechanism; the feeding clamping mechanism comprises a positioning ring and a lifting assembly, wherein the positioning ring is used for positioning the denture blank, and the lifting assembly is used for conveying the denture blank into the inner side of the positioning ring; the inner peripheral wall of the positioning ring is provided with a plurality of elastic abutting components at equal angles along the circumferential direction, and the elastic abutting components are used for abutting against the denture blank; the discharging mechanism is used for pushing the denture blank to separate from the elastic abutting component; the positioning ring is provided with a plurality of abutting cams for abutting against the false tooth blank together, and each abutting cam is circumferentially arrayed around the central line of the positioning ring; the positioning ring is provided with a plurality of avoidance grooves for avoiding the abutting cam, the abutting cam is rotationally connected with the positioning ring, and the rotation center line of the abutting cam is perpendicular to a radial line of the positioning ring; the output end of the lifting assembly is connected with each abutting cam through a connecting rod assembly, the lifting assembly drives the abutting cams to rotate through the connecting rod assembly, when the lifting assembly is located at the lower limit, each abutting cam abuts against and is in an abutting state, and when the lifting assembly is located at the upper limit, each abutting cam is in a loosening state.
Through adopting above-mentioned technical scheme, when metal denture cutting device material loading, lifting unit is located down spacing, the denture body is arranged in lifting unit top, lifting unit upwards pushes the denture body to the inboard of holding ring, make the outer peripheral face of denture body of each elasticity butt joint subassembly of holding ring inboard joint, make denture body keep in the inboard of holding ring, each tight cam that supports at this moment is in the state of loosening, and when lifting unit descends the action, lifting unit drives each tight cam that supports through the connecting rod subassembly and gradually rotates to the state of supporting tight denture body, make denture body receive the centre gripping effect of each tight cam, so that denture body keeps the position stable in cutting process, when denture body processing is accomplished, when lifting drive piece goes up the action, make each tight cam loosen denture body, then utilize discharge mechanism to push out the denture finished product or semi-manufactured from the holding ring that will process.
The automatic feeding and automatic fixing of the false tooth blank are realized, and the false tooth processing efficiency is improved. And the denture blank is propped tightly through the propping cam, when the cutting force applied to the denture blank acts on the propping cam, the propping cam is difficult to move under the constraint of the connecting rod assembly and the lifting assembly, so that the propping cams form a stable clamping effect on the denture blank, and the precision of denture cutting processing is guaranteed.
Optionally, the inner peripheral wall of holding ring is fixed and is provided with a plurality of upper limit pieces, upper limit piece is used for the upper surface of butt denture body, the tight cam of support is fixed and is provided with movable limit piece, when tight cam butt denture body, the lower surface of tight denture body is supported to movable limit piece.
Through adopting above-mentioned technical scheme, when lifting unit is located down spacing, movable limiter and last limiter clamp the artificial tooth body jointly, make the artificial tooth body receive comparatively good spacing effect along vertical position, make the artificial tooth body be difficult for taking place the circumstances of skew under vertical cutting effect.
Optionally, the lifting assembly includes layer board and lift driving piece, the lift driving piece with be connected with buffer spring between the layer board, the layer board is used for bearing the artificial tooth body.
Through adopting the technical scheme, the lifting assembly pushes the denture blank through the buffer spring and the supporting plate, and when the lifting assembly pushes the denture blank to be abutted against the upper limiting piece, the buffer spring can play a role in buffering so as to reduce the occurrence of excessive compression and damage of denture fittings; in addition, the buffer spring can be pressed and deformed, and when the lifting assembly descends, the supporting plate can be kept in a state of clamping the denture blank together with the upper limiting piece for a longer time.
Optionally, the outer peripheral surface of the positioning ring is provided with a plurality of rotary connecting seats corresponding to the abutting cams, and each abutting cam is rotationally connected with the positioning ring through the rotary connecting seat.
Through adopting above-mentioned technical scheme, the tight pulley is connected with the holding ring through swivelling joint seat, and swivelling joint seat sets up in the outer peripheral face of holding ring, and the space around the swivelling joint seat is great, makes the installation of tight pulley comparatively convenient.
Optionally, a plurality of mounting holes that are used for installing of elastic butt subassembly have been seted up to the outer peripheral face of holding ring, the depth direction of mounting hole is followed the radial setting of holding ring, elastic butt subassembly includes along the radial ball, compression spring and the holding screw that set gradually of holding ring, the holding screw is relative the ball is kept away from the center of holding ring, the drill way position of mounting hole is equipped with the internal thread, the external screw thread of holding screw with the internal thread adaptation, the hole bottom of mounting hole is equipped with the through-hole, the through-hole runs through the inner peripheral face of holding ring, the through-hole supplies the ball exposes.
By adopting the technical scheme, the elastic abutting component abuts against the denture blank through the part of the ball exposed out of the through hole, so that the denture blank can be temporarily positioned before being clamped by each abutting cam, the outer circumferential surface of the ball is a spherical surface, and the denture blank has a guiding effect on the process of entering the positioning ring from bottom to top.
Optionally, the through hole is a taper hole, and the conical surface of the taper hole intersects with the inner peripheral surface of the mounting hole.
Through adopting above-mentioned technical scheme to the taper hole is as the through-hole that makes the ball expose, and when the ball supported tightly the taper hole under compression spring's effect, the center of ball and the central line alignment of taper hole can be forced to the interior conical surface of taper hole.
Optionally, the link assembly includes upper link and lower link, the upper end of upper link with support tight cam fixed connection, the lower extreme of upper link with the upper end of lower link articulates, the lower extreme of lower link with the output of lifting unit articulates.
Through adopting above-mentioned technical scheme, when lifting assembly goes up and down the action, lifting assembly drives through lower connecting rod and last connecting rod and supports tight cam rotation.
Optionally, the rack is provided with a material preparation mechanism, and the material preparation mechanism comprises a material preparation barrel, an inclined material guide plate and a material guide ring; the material preparation cylinder and the material guide ring are respectively fixed on the frame, openings at two ends of the material preparation cylinder are arranged towards the horizontal direction, the material preparation cylinder is positioned above the side of the lifting assembly, the central line of the material preparation cylinder is gradually inclined downwards along the direction close to the lifting assembly, a gravity sliding block is arranged in the material preparation cylinder, the gravity sliding block is connected with the material preparation cylinder in a sliding manner along the central line direction of the material preparation cylinder, the side surface of the gravity sliding block close to the lifting assembly is defined as an abutting surface, and the abutting surface is arranged obliquely upwards; the material preparation barrel is provided with a material stirring assembly, the material stirring assembly is positioned below the material preparation barrel, the material stirring assembly comprises a material stirring wheel and a rotary driving piece, the rotary driving piece is used for driving the material stirring wheel to rotate, the peripheral wall of the material preparation barrel is provided with an avoidance opening for the material stirring wheel to enter the material preparation barrel, the material stirring wheel is provided with a plurality of positioning bayonets distributed at equal angles, and each positioning bayonets are used for alternately positioning the corner edge of the false tooth blank; the center line of the guide ring is parallel to the lifting direction of the lifting assembly, the guide ring is used for guiding the denture blank to the upper part of the lifting assembly, the inclined guide plate is positioned between the guide ring and the material preparation cylinder, and the inclined guide plate is used for guiding the denture blank output by the material preparation cylinder to the guide ring.
Through adopting above-mentioned technical scheme, when the denture body is placed in the feed preparation section of thick bamboo, each denture body stacks up and is arranged between gravity slider and the stirring subassembly, the platy face of each denture body is on a parallel with the butt face of gravity slider, the lower limb card of the denture body that keeps away from gravity slider goes into a location bayonet socket of stirring wheel, gravity slider and each denture body are along the gravity component force action stirring wheel that is on in parallel with feed preparation section of thick bamboo central direction, when needs material loading, utilize rotatory driving piece to drive stirring wheel rotatory, make stirring wheel stir the denture body slope gliding that keeps away from gravity slider through the location bayonet socket, then the denture accessory is drawn into the guide ring through oblique stock guide, when stirring the denture body that keeps away from gravity slider through one location bayonet socket at stirring wheel, another location bayonet socket of stirring wheel is upwards rotated gradually, wait to block another denture body. In the process that the poking wheel pokes the denture blank to leave the stock preparation cylinder, the denture blank gradually slides downwards in a tilting way through self gravity, and in the process, the friction resistance born by the denture blank is small, so that the surface of the denture blank is protected.
Optionally, the top of the inner peripheral wall of the feed preparation barrel is provided with a sliding groove along the direction of a bus, the sliding groove penetrates through the end face of the feed preparation barrel away from the lifting assembly, the top of the gravity sliding block is provided with a sliding piece, and the sliding piece is connected with the sliding groove in a sliding manner along the extending direction of the sliding groove.
Through adopting above-mentioned technical scheme, gravity slider slides through the sliding part that is located its top and the groove that slides of preparing the feed cylinder and be connected, slides and holds in the top of the inner peripheral wall of preparing the feed cylinder, makes the inslot that slides be difficult for accumulating the dust.
A cutting process of a metal denture cutting device, which cuts using the metal denture cutting device, comprising the steps of:
step 1: the denture blank is transferred to a feeding clamping mechanism through a material preparation mechanism;
step 2: feeding and positioning the denture blank through a feeding clamping mechanism;
step 3: cutting the denture blank by a cutting mechanism;
step 4: after cutting, the lifting component of the feeding clamping mechanism is in an upper limit state, the abutting cams are in an open state, then the finished product or semi-finished product of the false tooth is pushed out of the positioning ring by the unloading mechanism, the top surface of the lifting component moves downwards to avoid the finished product or semi-finished product of the false tooth, and then the lifting component descends; when each movable limiting piece rotates enough to prevent the positioning ring from retreating, the discharging mechanism is reset.
Through adopting above-mentioned technical scheme, before utilizing discharge mechanism to unload, make lifting unit be in the last spacing state, can avoid movable locating part to the circumstances that the process of unloading of artificial tooth body formed the interference effect.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the automatic feeding and automatic fixing of the false tooth blank can be achieved. The false tooth blank is propped tightly through the propping cam, when the cutting force applied to the false tooth blank acts on the propping cam, the propping cam is difficult to move under the constraint of the connecting rod assembly and the lifting assembly, so that the propping cams form a stable clamping effect on the false tooth blank, and the precision of the false tooth cutting processing is guaranteed.
2. When the lifting assembly is located at the lower limit, the movable limiting piece and the upper limiting piece clamp the denture blank together, so that the denture blank is subjected to a good limiting effect along the vertical position, and the denture blank is not easy to deviate under the vertical cutting effect.
Drawings
Fig. 1 is a schematic overall structure of the present embodiment.
Fig. 2 is a partially enlarged view at a in fig. 1.
Fig. 3 is a sectional view of the stock cylinder of the present embodiment.
Fig. 4 is a partially enlarged view at B in fig. 3.
FIG. 5 is a schematic diagram showing the mounting relationship of the elastic abutting component and the positioning ring according to the present embodiment.
Fig. 6 is a schematic diagram showing a loading clamping mechanism according to the present embodiment.
Fig. 7 is a schematic view showing the clamping of the denture blank by the feeding clamping mechanism according to the present embodiment.
Fig. 8 is a schematic view showing a discharging state of the discharging mechanism according to the present embodiment.
Reference numerals illustrate:
1. a frame; 2. a material preparation mechanism; 21. preparing a charging barrel; 211. a slip groove; 212. an avoidance opening; 22. an inclined guide plate; 23. a material guiding ring; 24. a gravity slide block; 241. a sliding member; 242. an abutment surface; 25. a stirring assembly; 251. a stirring wheel; 252. a stirring rod; 253. positioning bayonets; 254. a rotary driving member; 3. a cutting mechanism; 31. a cutter; 32. a linear module; 4. a loading clamping mechanism; 41. a positioning ring; 411. an elastic abutment assembly; 4111. a round bead; 4112. a compression spring; 4113. a set screw; 412. a mounting hole; 413. a through hole; 414. an avoidance groove; 42. a lifting assembly; 421. a supporting plate; 422. a lifting driving member; 423. a buffer spring; 43. abutting the cam; 431. rotating the connecting seat; 44. a connecting rod assembly; 441. an upper connecting rod; 442. a lower connecting rod; 443. a fixed rod; 45. an upper limit member; 46. a movable limiting piece; 5. a discharging mechanism; 51. a push plate; 52. a linear driving member; 6. and (5) false tooth blank.
Detailed Description
The present application is described in further detail below in conjunction with figures 1-8.
The embodiment of the application discloses a metal denture cutting device. Referring to fig. 1 and 2, the metal denture cutting device comprises a frame 1, wherein the frame 1 is provided with a material preparation mechanism 2, a cutting mechanism 3, a material loading clamping mechanism 4 and a discharging mechanism 5; the cutting mechanism 3 comprises a cutter 31 and a linear module 32, the discharging mechanism 5 comprises a push plate 51 and a linear driving piece 52 for driving the push plate 51 to move up and down, the linear driving piece 52 is an air cylinder or an electric cylinder, and the feeding clamping mechanism 4 comprises a positioning ring 41 and a lifting assembly 42.
The material preparation mechanism 2 is used for accommodating the denture blank 6 and sequentially conveying the denture blank 6 to the upper part of the lifting component 42 of the material loading clamping mechanism 4, the lifting component 42 conveys the denture blank 6 to the positioning ring 41, the positioning ring 41 is used for positioning the denture blank 6, the cutting mechanism 3 is used for cutting the denture blank 6 after the denture blank 6 is positioned, and the discharging mechanism 5 is used for pushing out and discharging a finished denture product or semi-finished denture product after the denture blank 6 is processed from the positioning ring 41.
Referring to fig. 1, the stock preparation mechanism 2 includes a stock preparation cylinder 21, an inclined stock guide 22, and a stock guide ring 23; the material preparation barrel 21 and the material guide ring 23 are respectively fixedly arranged on the frame 1, openings at two ends of the material preparation barrel 21 are arranged towards the horizontal direction, the material preparation barrel 21 is positioned above the side of the lifting assembly 42, and the center line of the material preparation barrel 21 is gradually arranged in a downward inclination manner along the direction approaching to the lifting assembly 42; the gravity sliding block 24 is arranged in the material preparation barrel 21, the sliding groove 211 is formed in the top of the inner peripheral wall of the material preparation barrel 21 along the direction of a bus, the sliding groove 211 penetrates through the end face of the material preparation barrel 21 far away from the lifting component 42, the sliding piece 241 is arranged on the top of the gravity sliding block 24, the sliding piece 241 is connected with the sliding groove 211 in a sliding manner along the extending direction of the sliding groove 211, the side face of the gravity sliding block 24 near the lifting component 42 is defined as an abutting face 242, and the abutting face 242 is obliquely upwards arranged.
Referring to fig. 1, 3 and 4, a material preparation drum 21 is provided with a material stirring assembly 25, the material stirring assembly 25 is positioned below the material preparation drum 21, the material stirring assembly 25 comprises a material stirring wheel 251 and a rotary driving piece 254, the rotary driving piece 254 is specifically a servo motor or a stepping motor, the rotary driving piece 254 is used for driving the material stirring wheel 251 to rotate, an avoidance opening 212 for allowing the material stirring wheel 251 to partially enter the material preparation drum 21 is formed in the peripheral wall of the material preparation drum 21, the material stirring wheel 251 is provided with a plurality of material stirring rods 252 distributed at equal angles, positioning bayonets 253 are formed between every two adjacent material stirring rods 252, and each positioning bayonets 253 is used for alternately positioning corner edges of denture blanks; the central line of the guide ring 23 is parallel to the lifting direction of the lifting assembly 42, the guide ring 23 is used for guiding the denture blank 6 to the upper part of the lifting assembly 42, the inclined guide plate 22 is positioned between the guide ring 23 and the stock preparation barrel 21, and the inclined guide plate 22 is used for guiding the denture blank 6 output by the stock preparation barrel 21 to the guide ring 23.
The denture blank 6 in the stock barrel 21 is placed between the gravity slide block 24 and the stirring assembly 25 in a stacked manner, the platy surface of the denture blank 6 is parallel to the abutting surface 242 of the gravity slide block 24, and the gravity slide block 24 forms a component force along the central line direction of the stock barrel 21 in the stock barrel 21, so that the gravity slide block 24 and the stirring piece can form clamping and positioning functions on each denture blank 6 in the stock barrel 21 together; when the stock preparation mechanism 2 needs to convey the denture blank 6 to the stock clamping mechanism 4, the rotary driving piece 254 is utilized to drive the stirring wheel 251 to rotate, so that the stirring wheel 251 stirs the denture blank 6 far away from the gravity sliding block 24 through the positioning bayonet 253 to slide obliquely downwards, then the denture fittings are scratched into the guide ring 23 through the oblique guide plate 22, and when the stirring wheel 251 stirs the denture blank 6 far away from the gravity sliding block 24 through one positioning bayonet 253, the other positioning bayonet 253 of the stirring wheel 251 gradually rotates upwards so as to be used for clamping the other denture blank 6.
Referring to fig. 2 and 5, four elastic abutment members 411 are provided on the inner circumferential wall of the positioning ring 41 at equal angles in the circumferential direction, and four mounting holes 412 for mounting the elastic abutment members 411 are provided on the outer circumferential surface of the positioning ring 41, the elastic abutment members 411 being in one-to-one correspondence with the mounting holes 412. The central line of the mounting hole 412 is arranged along the radial direction of the positioning ring 41, the elastic abutting component 411 comprises a ball 4111, a compression spring 4112 and a set screw 4113, the ball 4111, the compression spring 4112 and the set screw 4113 are sequentially arranged from the hole bottom of the mounting hole 412 to the hole direction, the hole position of the mounting hole 412 is provided with internal threads, the external threads of the set screw 4113 are matched with the internal threads, the hole bottom of the mounting hole 412 is provided with a through hole 413 for exposing the ball 4111, the through hole 413 is a taper hole, the taper surface of the taper hole is intersected with the inner peripheral surface of the mounting hole 412, and the through hole 413 penetrates through the inner peripheral surface of the positioning ring 41.
When the denture body 6 is placed on the inner side of the positioning ring 41, the elastic abutting components 411 jointly abut against the denture body 6; in addition, when the unloading mechanism 5 performs unloading action, the unloading mechanism 5 achieves the unloading purpose by pushing the denture blank 6 to separate from the elastic abutting component 411.
Referring to fig. 2 and 6, the positioning ring 41 is provided with four abutment cams 43 for collectively abutting against the denture base body 6, each abutment cam 43 being circumferentially arrayed about the center line of the positioning ring 41, the four abutment cams 43 and the four elastic abutment members 411 being alternately arrayed at intervals in the circumferential direction of the positioning ring 41. The positioning ring 41 is provided with four avoidance grooves 414 for avoiding the abutting cams 43, the four avoidance grooves 414 respectively correspond to the four abutting cams 43, the outer circumferential surface of the positioning ring 41 is provided with four rotary connecting seats 431 corresponding to the abutting cams 43, the abutting cams 43 are rotationally connected with the positioning ring 41 through the rotary connecting seats 431, and the rotary center line of the abutting cams 43 is perpendicular to a radial line of the positioning ring 41.
The output end of the lifting assembly 42 is connected with the abutting cams 43 through the connecting rod assembly 44, the lifting assembly 42 drives the abutting cams 43 to rotate through the connecting rod assembly 44, when the lifting assembly 42 is located at the lower limit, the abutting cams 43 are abutted to be in an abutting state, and when the lifting assembly 42 is located at the upper limit, the abutting cams 43 are in a loosening state.
Referring to fig. 6, the link assembly 44 includes an upper link 441 and a lower link 442, the upper link 441 is located at a side of the abutment cam 43 away from the center of the positioning ring 41, an upper end of the upper link 441 is fixedly connected with the abutment cam 43 through a fixing rod 443, the fixing rod 443 is perpendicular to the upper link 441, a lower end of the upper link 441 is hinged with an upper end of the lower link 442, and a lower end of the lower link 442 is hinged with an output end of the lifting assembly 42.
When the metal denture cutting device is fed, the lifting component 42 is positioned at the lower limit, the denture blank 6 is arranged above the lifting component 42, the lifting component 42 pushes the denture blank 6 upwards to the inner side of the positioning ring 41 until the elastic abutting components 411 on the inner side of the positioning ring 41 abut against the denture blank 6 together, so that the denture blank 6 is temporarily positioned, in this state, the abutting cams 43 are in a loose state, and when the lifting component 42 descends, the lifting component 42 drives the abutting cams 43 to gradually rotate to the state of abutting the denture blank 6 through the connecting rod component 44, so that the denture blank 6 is subjected to the clamping and positioning effects of the abutting cams 43.
Referring to fig. 6, four upper stoppers 45 are fixedly provided on the inner circumferential wall of the positioning ring 41, the four upper stoppers 45 are circumferentially arranged around the center line of the positioning ring 41, movable stoppers 46 are fixedly provided on the abutment cam 43, the movable stoppers 46 are in a rod-like structure, the movable stoppers 46 are fixedly connected with the abutment cam 43, and when the abutment cam 43 abuts against the denture blank 6, each movable stopper 46 and each upper stopper 45 clamp the denture blank 6 together.
Referring to fig. 6, the lifting assembly 42 includes a supporting plate 421 and a lifting driving member 422, the lifting driving member 422 may use a linear driving mechanism such as an air cylinder, a hydraulic cylinder, an electric push rod, etc., a buffer spring 423 is connected between output ends of the lifting driving member 422 and between the supporting plate 421, and the supporting plate 421 is used for supporting the denture blank 6.
The lifting assembly 42 pushes the denture blank 6 through the buffer spring 423 and the supporting plate 421, and when the lifting assembly 42 pushes the denture blank 6 to be abutted against the upper limiting piece 45, the buffer spring 423 can play a buffering role so as to reduce the occurrence of excessive compression and breakage of denture fittings.
The implementation principle of the metal denture cutting device in the embodiment of the application is as follows: when the metal denture cutting device is used for processing the denture, the stirring component 25 of the material preparing mechanism 2 stirs out one denture blank 6 accommodated in the stirring barrel, so that the denture blank 6 slides to the upper part of the lifting component 42 along the inclined stock guide 22, the lifting component 42 upwards transfers the denture blank 6, in the process, each abutting cam 43 gradually rotates to a loosening state, the denture blank 6 enters the inner side of the positioning ring 41, and the elastic abutting component 411 on the positioning ring 41 forms a temporary positioning effect on the denture blank 6; then the lifting component 42 retreats downwards, in the process, the lifting component 42 drives each abutting cam 43 to rotate together to a state of abutting the denture blank 6 through the connecting rod component 44, so that the denture blank 6 is subjected to a stable positioning effect, the denture blank 6 is not easy to shake under the action of cutting force, and the processing precision of the denture blank 6 is guaranteed. When the denture body 6 is processed, the lifting assembly 42 is in a state between the upper limit and the lower limit, and then the unloading mechanism 5 is utilized to push the denture body 6 downwards, so that the denture body 6 is separated from each elastic abutting assembly 411, and unloading is performed.
The application also discloses a cutting process of the metal denture cutting device, which uses the denture cutting device to carry out cutting processing and comprises the following steps:
step 1: the denture blank 6 is transferred to the feeding clamping mechanism 4 through the material preparation mechanism 2;
step 2: feeding and positioning the denture blank 6 through a feeding clamping mechanism 4;
step 3: cutting the denture blank 6 by a cutting mechanism 3;
step 4: after cutting, the lifting assembly 42 of the feeding clamping mechanism 4 is in an upper limit state, the abutting cams 43 are in an open state, then the unloading mechanism 5 is used for pushing the finished product or semi-finished product of the false tooth out of the positioning ring 41, the buffer spring 423 of the lifting assembly 42 is deformed to avoid the finished product or semi-finished product of the false tooth, namely the top surface of the lifting assembly 42 moves downwards to avoid the finished product or semi-finished product of the false tooth, and then the lifting assembly 42 moves downwards; when each movable stop 46 rotates enough to block the positioning ring 41 from backing, the discharge mechanism 5 is reset.
Before the unloading mechanism 5 is used for unloading, the lifting assembly 42 is in an upper limit state, so that the situation that the movable limit piece 46 forms an interference effect on the unloading process of the denture blank 6 can be avoided.
The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (10)
1. A metal denture cutting device, characterized in that: comprises a frame (1), wherein the frame (1) is provided with a cutting mechanism (3), a feeding clamping mechanism (4) and a discharging mechanism (5);
the feeding clamping mechanism (4) comprises a positioning ring (41) and a lifting assembly (42), wherein the positioning ring (41) is used for positioning the denture blank (6), and the lifting assembly (42) is used for conveying the denture blank (6) into the inner side of the positioning ring (41);
the inner peripheral wall of the positioning ring (41) is provided with a plurality of elastic abutting components (411) along the circumferential equiangular direction, and the elastic abutting components (411) are used for abutting against the denture blank (6); the discharging mechanism (5) is used for pushing the denture blank (6) to be separated from the elastic abutting component (411);
the positioning ring (41) is provided with a plurality of propping cams (43) for propping against the false tooth blank body (6) together, each propping cam (43) is circumferentially arrayed around the central line of the positioning ring (41), and the positioning ring (41) is provided with a plurality of avoidance grooves (414) for avoiding the propping cams (43); the abutting cam (43) is rotationally connected with the positioning ring (41), and the rotation center line of the abutting cam (43) is perpendicular to a radial line of the positioning ring (41); the output end of the lifting assembly (42) is connected with the abutting cams (43) through a connecting rod assembly (44), the lifting assembly (42) drives the abutting cams (43) to rotate through the connecting rod assembly (44), when the lifting assembly (42) is located at the lower limit position, the abutting cams (43) are abutted to be in the abutting state, and when the lifting assembly (42) is located at the upper limit position, the abutting cams (43) are in the loosening state.
2. A metal denture cutting device according to claim 1, wherein: the inner peripheral wall of the positioning ring (41) is fixedly provided with a plurality of upper limiting pieces (45), the upper limiting pieces (45) are used for abutting against the upper surface of the denture blank (6), the abutting cams (43) are fixedly provided with movable limiting pieces (46), and when the abutting cams (43) abut against the denture blank (6), the movable limiting pieces (46) abut against the lower surface of the denture blank (6).
3. A metal denture cutting device according to claim 2, wherein: the lifting assembly (42) comprises a supporting plate (421) and a lifting driving piece (422), a buffer spring (423) is connected between the lifting driving piece (422) and the supporting plate (421), and the supporting plate (421) is used for supporting the denture blank (6).
4. A metal denture cutting device according to claim 1, wherein: the outer peripheral surface of the positioning ring (41) is provided with a plurality of rotary connecting seats (431) corresponding to the abutting cams (43), and the abutting cams (43) are rotationally connected with the positioning ring (41) through the rotary connecting seats (431).
5. A metal denture cutting device according to claim 1, wherein: the connecting rod assembly (44) comprises an upper connecting rod (441) and a lower connecting rod (442), the upper end of the upper connecting rod (441) is fixedly connected with the abutting cam (43), the lower end of the upper connecting rod (441) is hinged with the upper end of the lower connecting rod (442), and the lower end of the lower connecting rod (442) is hinged with the output end of the lifting assembly (42).
6. A metal denture cutting device according to claim 1, wherein: the utility model discloses a device for fixing a positioning ring, including fixing a positioning ring (41), including fixing a position ring (41), elastic abutment assembly (41) is provided with a plurality of mounting holes (412) that are used for installing elastic abutment assembly (411), the depth direction of mounting holes (412) is followed radial setting of positioning ring (41), elastic abutment assembly (411) include along ball (4111), compression spring (4112) and holding screw (4113) that radial setting in proper order of positioning ring (41), holding screw (4113) are relative ball (4111) keep away from the center of positioning ring (41), the drill way position of mounting holes (412) is equipped with the internal thread, the external thread of holding screw (4113) with the internal thread adaptation, the hole bottom of mounting holes (412) is equipped with through-hole (413), through-hole (413) run through the inner peripheral face of positioning ring (41), through-hole (413) supplies ball (4111) exposes.
7. A metal denture cutting device according to claim 6, wherein: the through hole (413) is a taper hole, and the conical surface of the taper hole intersects with the inner peripheral surface of the mounting hole (412).
8. A metal denture cutting device according to claim 1, wherein: the machine frame (1) is provided with a material preparation mechanism (2), and the material preparation mechanism (2) comprises a material preparation cylinder (21), an inclined material guide plate (22) and a material guide ring (23); the device is characterized in that the material preparation barrel (21) and the material guide ring (23) are respectively fixed on the frame (1), openings at two ends of the material preparation barrel (21) are arranged towards the horizontal direction, the material preparation barrel (21) is positioned above the side of the lifting assembly (42), the central line of the material preparation barrel (21) is gradually inclined downwards along the direction close to the lifting assembly (42), a gravity sliding block (24) is arranged in the material preparation barrel (21), the gravity sliding block (24) is connected with the material preparation barrel (21) in a sliding manner along the central line direction of the material preparation barrel (21), the side surface of the gravity sliding block (24) close to the lifting assembly (42) is defined as an abutting surface (242), and the abutting surface (242) is inclined upwards;
the automatic denture preparation device is characterized in that the material preparation barrel (21) is provided with a material stirring assembly (25), the material stirring assembly (25) is positioned below the material preparation barrel (21), the material stirring assembly (25) comprises a material stirring wheel (251) and a rotary driving piece (254), the rotary driving piece (254) is used for driving the material stirring wheel (251) to rotate, the peripheral wall of the material preparation barrel (21) is provided with an avoidance opening (212) for the material stirring wheel (251) to partially enter the material preparation barrel (21), the material stirring wheel (251) is provided with a plurality of positioning bayonets (253) distributed at equal angles, and each positioning bay (253) is used for alternately positioning corner edges of denture blanks; the center line of the guide ring (23) is parallel to the lifting direction of the lifting assembly (42), the guide ring (23) is used for guiding the denture blank (6) to the upper part of the lifting assembly (42), the inclined guide plate (22) is positioned between the guide ring (23) and the material preparation barrel (21), and the inclined guide plate (22) is used for guiding the denture blank (6) output by the material preparation barrel (21) to the guide ring (23).
9. A metal denture cutting device according to claim 8, wherein: the top of the inner peripheral wall of the feed preparation cylinder (21) is provided with a sliding groove (211) along the direction of a bus, the sliding groove (211) is communicated with the end face of the feed preparation cylinder (21) away from the lifting assembly (42), the top of the gravity sliding block (24) is provided with a sliding piece (241), and the sliding piece (241) is connected with the sliding groove (211) in a sliding manner along the extending direction of the sliding groove (211).
10. A cutting process of a metal denture cutting device, which cuts using the metal denture cutting device according to any one of claims 1 to 9, characterized by comprising the steps of:
step 1: the denture blank (6) is transferred to the upper clamping mechanism (4) through the material preparation mechanism (2);
step 2: feeding and positioning the denture blank (6) through a feeding clamping mechanism (4);
step 3: cutting the denture blank (6) through a cutting mechanism (3);
step 4: after cutting, the lifting component (42) of the feeding clamping mechanism (4) is in an upper limit state, the abutting cams (43) are in an open state, and then the unloading mechanism (5) is used for pushing the finished product or semi-finished product of the false tooth out of the positioning ring (41); the top surface of the lifting assembly (42) moves downwards to avoid the finished product or the semi-finished product of the false tooth, and then the lifting assembly (42) is made to perform descending action; when each movable limiting piece (46) rotates enough to prevent the positioning ring (41) from retreating, the discharging mechanism (5) is reset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310369809.0A CN116460618A (en) | 2023-04-10 | 2023-04-10 | Metal denture cutting device and cutting process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310369809.0A CN116460618A (en) | 2023-04-10 | 2023-04-10 | Metal denture cutting device and cutting process thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116460618A true CN116460618A (en) | 2023-07-21 |
Family
ID=87172900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310369809.0A Pending CN116460618A (en) | 2023-04-10 | 2023-04-10 | Metal denture cutting device and cutting process thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116460618A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117259869A (en) * | 2023-11-22 | 2023-12-22 | 福清市永裕来齿轮有限公司 | Full-automatic numerical control high-speed gear hobbing machine |
-
2023
- 2023-04-10 CN CN202310369809.0A patent/CN116460618A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117259869A (en) * | 2023-11-22 | 2023-12-22 | 福清市永裕来齿轮有限公司 | Full-automatic numerical control high-speed gear hobbing machine |
| CN117259869B (en) * | 2023-11-22 | 2024-03-08 | 福清市永裕来齿轮有限公司 | Full-automatic numerical control high-speed gear hobbing machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN116460618A (en) | Metal denture cutting device and cutting process thereof | |
| CN109759837B (en) | Automatic LED lamp assembling system | |
| CN112809046B (en) | Metal denture cutting device and cutting process thereof | |
| CN107275135B (en) | Automatic assembling machine for timing disc | |
| CN114535992B (en) | Small-size motor casing multiple operation high efficiency screws equipment | |
| CN213111456U (en) | Automatic material placing disc device for winding electronic element | |
| CN211168889U (en) | Rod piece die filling equipment | |
| CN209888026U (en) | Automatic feeding device of plastic wire coil | |
| CN217752165U (en) | Carrier for wafer cutting | |
| CN102642712B (en) | Driving mechanism of material feeding manipulator | |
| CN214443606U (en) | Wheel hub bolt processingequipment with detect function | |
| CN210756201U (en) | Automatic press-fitting equipment for lead screw bearing | |
| CN111318879B (en) | Automatic production process of magnetic suspension artificial heart blood pump | |
| CN108405765B (en) | Tubing device of automatic rib cutting and forming equipment for semiconductor integrated circuit | |
| CN110394620B (en) | Automatic press-fitting equipment for screw rod bearing | |
| CN110774592B (en) | Direct vibration type nut implanting machine | |
| CN113290310A (en) | Chip wire column continuous welding mechanism capable of automatically realizing wire column feeding | |
| CN108145432B (en) | Mahjong lamp rocker automatic assembly equipment | |
| CN111318877A (en) | Automatic production line of magnetic suspension artificial heart blood pump | |
| CN209988706U (en) | Concave wheel carrying device for assembling hinge | |
| CN220902452U (en) | Automatic riveting equipment for static arc angle connecting piece | |
| CN217800129U (en) | Down lamp assembly machine | |
| CN112891000B (en) | Zirconia false tooth forming device and forming process thereof | |
| CN209902971U (en) | Clamp for grinding machine | |
| JP3812208B2 (en) | Bolt supply device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |