CN116277536A - A zirconia denture molding device - Google Patents

Abstract

The application relates to the technical field of denture processing and provides a zirconia denture forming device, which comprises a device box body, wherein the device box body is provided with a material preparation unit, a transfer unit, a clamping unit, a cutting unit and a discharging unit; the material preparation unit comprises a material preparation box and a separation conveying hinge arranged in the material preparation box, wherein the top of the material preparation box is in an open arrangement, the bottom of the material preparation box is provided with a blanking port for a single denture blank to enter, and the blanking port is positioned at one side end of the material preparation box in the length direction; the transfer unit comprises a blanking track arranged below the blanking port and a spacing material distributing mechanism used for intercepting the denture embryo, the spacing material distributing mechanism comprises a rotating disc and a plurality of limiting rods arranged on the outer peripheral surface of the rotating disc, and a positioning area used for positioning the denture embryo is formed between every two adjacent limiting rods; the interval distributing mechanism also comprises a positioning component for positioning the rotating disk. On the basis of this, the components inside the molding device can be provided with a good mechanical life, and thus the entire molding device can be maintained with a good mechanical life.

Description

A zirconia denture molding device

technical field

The present application relates to the technical field of denture processing, in particular to a zirconia denture molding device.

Background technique

Zirconia dentures are called zirconia all-ceramic teeth because the internal material is zirconia ceramics; zirconia (ie zirconia) is an excellent high-tech biomaterial with good biocompatibility There is no irritation and no allergic reaction to the gums behind the gums, and it can be used to replace and exercise the function of missing natural teeth.

A zirconia denture forming device is a processing device used for automatic cutting and processing of zirconia dentures; the current related technology discloses a zirconia denture forming device, including a bracket, and the bracket is sequentially provided with a material preparation mechanism, a feeding mechanism, a clamping mechanism, Cutting mechanism and blanking mechanism; by placing the denture body in the material preparation mechanism, the feeding mechanism transfers the denture body to the clamping mechanism for clamping and fixing, and then the cutting mechanism can cut and shape the denture body; The denture embryo leaves the molding device automatically through the unloading mechanism, and enters the subsequent process for processing.

Among them, the material preparation mechanism includes a material preparation box fixed on the frame. The material preparation box is provided with a vertically penetrating feeding port. There are two sets of interception components at the bottom of the feed port, and the two sets of interception components are symmetrically arranged outside the material preparation box; when the interception components are in motion, the second denture embryo body counted from bottom to top can be clamped and fixed . In addition, the feeding mechanism includes an adhesive plate and a multi-axis drive assembly for driving the adhesive plate to move and rotate. The adhesive plate is normally attached to the lower end surface of the material preparation plate, and is used to make each denture body stay in the material preparation box normally. internal. When the denture embryo needs to be transferred, by controlling the action of the intercepting component, the lowermost denture embryo is bonded to the bonding disc, and the denture embryo can be transferred to the clamping mechanism for clamping via the multi-axis drive assembly.

However, for the above-mentioned related technical solutions, when each denture embryo body is placed inside the material preparation box, the gravity of all denture embryo bodies directly acts on the bonding plate; when the number of placed denture embryo bodies is large, the bonding plate or bonding plate The connection position with the multi-axis drive assembly may be deformed due to long-term stress, and then when multiple sets of drive components drive the adhesive disc to transfer the denture embryo, the denture embryo may be misaligned with the clamping mechanism, resulting in The denture body is difficult to be smoothly clamped by the clamping mechanism, and the adhesive plate or other deformed parts need to be replaced, which reduces the mechanical life of the molding device.

Contents of the invention

In order to maintain a good mechanical life of the molding device, the present application provides a zirconia denture molding device.

A zirconia denture forming device provided by the application adopts the following technical scheme:

A zirconia denture molding device, comprising a device box, the device box is sequentially provided with a material preparation unit, a transfer unit, a clamping unit, a cutting unit and a discharge unit; the material preparation unit includes a material preparation box for placing denture blanks and a It is a separate conveying mechanism for driving the denture embryo body to move in the material preparation box, wherein the top of the material preparation box is open, and the bottom of the material preparation box is provided with a discharge opening for a single denture embryo body to enter, and the discharge opening is located at the length direction of the preparation box side end;

The transfer unit includes a blanking track fixedly installed under the blanking opening and a spacer distribution mechanism for intercepting the denture body, wherein the blanking track has an inclined section that slopes downward, and an escape groove 1 is partially provided at the bottom of the inclined section; The spacer material distribution mechanism includes a rotating disk arranged under the inclined section, and a plurality of limit rods equidistantly arranged on the outer peripheral surface of the rotating disk. The limit rods are partially located inside the first avoidance groove, and every two adjacent limit rods Together they form a positioning area for positioning the denture embryo body; the spacer material distribution mechanism also includes a positioning assembly arranged outside the rotating disk, and the positioning assembly is used for positioning the rotation position of the rotating disk.

By adopting the above-mentioned technical scheme, when the molding device of the present application is used to process the denture blanks, firstly, a plurality of denture blanks are placed in the material preparation box one by one, and each denture blank is sequentially separated by a separating conveying mechanism, And controlling the movement of the partition conveying mechanism can drive the denture body to move in the material preparation box. When the denture body moves to the top of the blanking port, the denture body will naturally fall into the blanking track through the blanking port, and can be used after entering the inclined section. Intercepted by the interval distribution mechanism.

The rotating disk is normally positioned by the positioning component to limit the rotation of the rotating disk. At this time, the denture body can be attached to one of the stop bars under its own gravity, and when the positioning component moves and separates from the rotating disk, the denture The embryo body can naturally push the adjoining limit rod and drive the rotating disk to rotate, so that the denture embryo body enters the positioning area formed between the two limit rods; then, the positioning component moves again to force the denture embryo body to continue downward Sliding down, the denture embryo can enter the clamping unit for clamping, then cut it through the cutting unit, and finally leave and collect it through the discharge unit.

During the whole use process, when the denture body is inside the material preparation box, the gravity of each denture body mainly acts on the inner bottom wall of the material preparation box. The inner bottom wall of the material preparation box has a large and uniform stress area, and the possibility of deformation occurs Small. In addition, when each denture body enters the inclined section of the blanking track, the blanking track can bear the gravity from the denture body, and only a single denture body enters the positioning area between the two limit rods, which can greatly The pressure from the denture embryo body that the limit rod is subjected to is reduced, and the possibility of compressive deformation of the limit rod is reduced. Each component inside the molding device has a good mechanical life, thereby enabling the entire molding device to maintain a good mechanical life.

Optionally, the separation conveying mechanism includes two sprockets that are rotated on the outside of the storage box, a chain belt wound around the outer circumference of the two sprockets, and a rotating component for driving the rotation of the sprocket. The chain belt is close to the side of the storage box A plurality of connecting pieces are equidistantly arranged, and each connecting piece is equipped with at least two groups of telescopic rod groups. When the connecting piece is located between two sprockets, all the telescopic rod groups located in the same connecting piece are vertically arranged;

The outer surface of the material storage box is provided with a communication groove connected to the interior, and each set of telescopic rod groups located above the sprocket passes through the communication groove and partially enters the interior of the material storage box, and each group of telescopic rod groups located below the sprocket shrinks inward And stick to the outer surface of the material storage box; the internal side of the material storage box is also fixed with a guide plate, which is located at one end of the extending direction of the communication groove, and is used to guide the telescopic rod group to shrink inwardly and leave the communication groove.

By adopting the above-mentioned technical scheme, each group of telescopic rod groups located above the sprocket can pass through the communication groove and partially enter the interior of the stocking box in a state of natural elongation, and each group of telescopic rod groups located on two adjacent connecting pieces jointly form a A separation area for placing denture embryos; each denture embryo can be kept in a vertically separated state when placed inside the material preparation box, and then the movement of the rotating parts is controlled to drive the sprocket and the chain belt to move each denture embryo forward Convey and smoothly move to the top of the blanking port and enter the blanking track. Then, the telescopic rod group of the conveying front end gradually abuts against the guide plate when passing through the steering position of the chain belt, and can gradually break away from the communication groove through the guidance of the guide plate, so as to facilitate the normal delivery of the denture embryo body in the stock box.

Optionally, the telescopic rod set includes a fixed rod fixed to the connecting piece and a movable rod movably inserted in the fixed rod, and an elastic member is connected between the movable rod and the fixed rod to force the movable rod to move away from the fixed rod ; The outer peripheral side cover of the movable rod is provided with a flexible cushion cover.

By adopting the above-mentioned technical scheme, the movable rod is movably connected with the fixed rod through the elastic member. When the connecting plate moves to the position facing the communication groove, the elastic member is in a state of natural elongation. At this time, the movable rod can partially enter the communication groove; When the connecting plate moves to the position facing the guide plate, the movable rod abuts against the guiding plate and forces the elastic member to shrink inwardly. The position of the groove makes the movable rod naturally enter the connecting groove. In addition, the arrangement of the flexible pad is used to reduce the abrasion between the denture body and the movable rod when the denture body is placed in the area between the movable rods, and reduce the generation of scratches on the surface of the denture body.

Optionally, the positioning assembly includes a swing arm, a tension spring and an unlocking member. A fixing plate is fixed inside the device box, one end of the swing arm is hinged to the fixing plate, and the other end of the swing arm is provided with a ratchet portion; Multiple pawl slots are equidistantly arranged, the number of pawl slots matches the number of limit rods, and the pawl slots and limit rods are arranged at intervals along the axis of the rotating disk;

The tension spring is connected between the swing arm and the fixed plate, and the tension spring is used to force the pawl part to abut against the outer peripheral surface of the rotating disk, so as to realize the corresponding locking of the pawl part in the pawl slot; the unlocking member is arranged on the outside of the swing arm, It is used to force the swing arm to swing away from the tension spring, so as to realize the disengagement of the ratchet part from the ratchet slot.

By adopting the above-mentioned technical solution, the tension spring arranged between the swing arm and the fixed plate can always generate an elastic force acting on the swing arm, so that the ratchet part at the end of the swing arm matches the ratchet part clamped on the outer peripheral side of the rotating disk. The claw slot plays a role in positioning the rotating position of the rotating disk. The unlocking member is used to drive the swing arm to swing away from the tension spring around the rotational connection between it and the fixed plate, so that the ratchet part can be disengaged from the ratchet slot, so that the denture embryo body can push the limit under its own gravity. The positioning lever drives the rotating disc to rotate; after the rotating disc rotates to the position where the ratchet part is facing the next ratchet slot, the elastic force of the extension spring forces the ratchet part to be set in the ratchet slot again, thereby realizing the denture One-by-one transfer of embryo bodies.

Optionally, a retaining wall is provided inside the device box, and the interior of the device box is divided into an operation cabin and a processing cabin by a barrier wall, the material preparation unit and the transfer unit are arranged inside the operation cabin, and the clamping unit and the cutting unit are arranged inside the processing cabin The retaining wall is provided with a communication port 1 through which both sides pass through, and the end of the inclined section away from the material storage box is always connected to the communication port 1; both the operation cabin and the processing cabin are equipped with windows for opening and closing, and the bottom of the processing cabin is also equipped with for adsorption. Negative pressure mechanism for dust material.

By adopting the above-mentioned technical scheme, the inside of the device box is divided into an operation cabin and a processing cabin by a retaining wall, and the loading of the denture embryo body is carried out in the operation cabin, while the cutting process of the denture embryo body is carried out in the processing cabin, which can Reduce the possibility of the dust generated by cutting in the processing cabin entering the operation cabin, and then reduce the dust from being scattered to the outside and being inhaled by the personnel when the operator opens the window of the operation cabin and loads the denture blank reduce the incidence of respiratory diseases.

Optionally, a sliding seat is installed on the side of the retaining wall close to the processing cabin, and the sliding seat is provided with an opening 1 through which both sides pass through. The inclination direction of the opening 1 is the same as that of the inclined section; the opening 1 is normally connected to Mouth 1 is misplaced, and the sliding seat is also connected with a pushing part, which is used to force the sliding seat to move to a position where opening 1 communicates with communication port 1;

The clamping unit includes a positioning base and a lifting base. The positioning base is erected in the processing cabin, and the positioning base is located on the side of the sliding seat away from the retaining wall; the lifting base is located above the positioning base, and the lifting base is connected to the processing chamber. There are lifting parts connected between the inner walls of the cabin, and the lifting parts are used to force the lifting base to move up and down;

The positioning base is provided with a limit groove opposite to the communication port one, and the limit groove is located on the side of the positioning base close to the lifting base; the inner bottom wall of the limit groove is provided with a V-shaped groove one, and the lifting base is close to the positioning The side of the base is provided with a V-shaped groove 2. When the lifting component moves, the V-shaped groove 1 and the V-shaped groove 2 jointly clamp and fix the denture embryo body.

By adopting the above-mentioned technical scheme, the opening of the sliding seat and the communication port are set in a dislocation under normal conditions, which can reduce the possibility of the dust in the processing cabin being scattered to the operation cabin through the communication port; Move the seat to the position where opening 1 communicates with communication port 1. After the denture body passes through the interval material distribution mechanism, it passes through communication port 1 and opening 1 sequentially along the inclined section, and can enter the V-shaped groove 1 of the positioning base, and then Control the action of the lifting parts to drive the lifting base to move closer to the positioning base. The side wall of the V-shaped groove and the two side walls of the V-shaped groove can jointly clamp the denture embryo body, and then keep the denture embryo body fixed for cutting The mechanism cuts and shapes the denture embryo body.

Optionally, the discharge unit includes a discharge track one fixedly erected in the processing cabin and a discharge track two fixedly mounted in the operation cabin, the discharge track one is located between the positioning base and the sliding seat, and the discharge track one is away from One end of the positioning base is inclined downward, and an overturning support mechanism is connected between the positioning base and the inner wall of the processing cabin, and the overturning support mechanism is used to drive the positioning base to rotate;

The retaining wall is provided with a connecting port 2 that runs through both sides. One end of the discharge track 2 is facing the connecting port 2, and the other end is inclined downward away from the retaining wall; When the component forces the sliding seat to move to the position where the first opening communicates with the first communication port, the second opening and the second communication port are misplaced.

By adopting the above-mentioned technical scheme, after the denture embryo is cut and formed, the lifting part is controlled to reset to drive the lifting base to move upward, and then the rotating support mechanism is controlled to drive the positioning base to rotate and tilt. At this time, the denture embryo can be Enter the discharge track one under the action of natural gravity. By controlling the movement of the pushing parts to drive the sliding seat to move, the sliding seat can be moved to the position where the opening two is opposite to the connecting port two, at this time, the denture embryo body in the discharge track one can pass through the opening one and the connecting port in turn Together, they finally enter the second blanking track to realize the automatic blanking of the denture embryo body.

Optionally, the overturning support mechanism includes a support column and a telescopic part, one end of the support column is fixed on the bottom wall of the processing cabin, and the other end is hinged to the positioning base; the telescopic part is located between the retaining wall and the support column, and the fixed end of the telescopic part Fixed on the bottom wall of the processing cabin, the movable end of the telescopic part is hinged with a connecting block, and the connecting block is slidably connected to the positioning base; the movable end of the telescopic part is in a normal extended state, and the positioning base is set horizontally at this time.

By adopting the above-mentioned technical scheme, when the telescopic part is in the normal extended state, the positioning base is set horizontally, and the denture embryo can stay inside the V-shaped groove when it enters the positioning base, so as to clamp and limit the denture embryo. bit. When the cutting of the denture embryo body is completed, the movable end of the telescopic part is controlled to retract inwardly, and the connecting block at the end of the telescopic part slips a certain distance relative to the positioning base, and drives the positioning base around its hinge with the supporting column At this time, the side of the positioning base close to the retaining wall is turned downwards. At this time, the V-shaped groove 1 is inclined, and the denture body can fall naturally and enter the discharge track 1, so as to automatically discharge the denture body.

Both the telescopic parts and the support columns of the flip support mechanism of the present application can support the positioning base, and then lower the positioning when the positioning base and the lifting base jointly clamp and fix the denture embryo body and perform cutting processing on the denture embryo body. The possibility of deformation of the base under force is also conducive to maintaining a good mechanical life of the molding device.

Optionally, the bottom part of the discharge track 2 is provided with an avoidance groove 2, and the unlocking member includes a swing plate and a connecting rod. the inner wall, and the connecting rod is rotatably connected to the free side of the swinging plate, and the end of the connecting rod away from the swinging plate is hinged to the swinging arm; The distance between the hinge point of the plate and the hinge point of the swing arm matches the axial length of the connecting rod.

By adopting the above-mentioned technical scheme, the finished denture body after cutting leaves the processing cabin and enters the discharge track 2 and can slide down naturally along the inclined discharge track 2; when the denture body slides down, it passes through the top of the swing plate and can force the swing plate downward Rotate, and then drive the connecting rod to move downwards, now the end of the connecting rod away from the swing plate can drive the swing arm to swing downwards, and then force the ratchet part to break away from the ratchet slot smoothly. This setting realizes the automatic opening and closing of the positioning component when the denture body is unloaded, and then after the cutting of the denture body is completed, the interval material distribution mechanism at the front end automatically transports the denture body to the cutting unit for cutting, which is intelligent and convenient advantage of .

Optionally, the pushing part is set as a double-stroke cylinder. When the double-stroke cylinder is in the initial state, the opening 1 and the communication port 1 are misaligned, and the opening 2 and the communication port 2 are misaligned. In the first use state, the opening 1 and the communication port 1 One is connected, and in the second use state, the second opening is connected with the second communication port; a dust-proof plate is fixed inside the processing cabin, and in the initial state, the dust-proof plate is set on the first communication port and the second communication port at the same time.

By adopting the above-mentioned technical scheme, the setting of the double-stroke cylinder can make the pushing part have three use states, so as to push the sliding seat so that the sliding seat stays in the opening one and the communication port one is connected, and the opening two is connected with the communication port two or each opening and each communication port are misaligned with each other; and when each opening and each communication port are misaligned, the dustproof plate is set to cover the communication port one and the communication port two at the same time, which can reduce the communication port one and the communication port two. If the dust material enters, the possibility of dust material entering the operating cabin is reduced when the first opening communicates with the first communication port, and the second opening communicates with the second communication port.

In summary, the present application includes at least one of the following beneficial technical effects:

1. When the denture embryo is placed in the material preparation box, the gravity of each denture embryo mainly acts on the bottom wall of the material preparation box, and the possibility of deformation of the material preparation box is small; and after the denture embryo enters the blanking track, there is only a single denture embryo The body enters the positioning area between the two limiting rods, which is beneficial to reduce the possibility of compressive deformation of the limiting rods, thereby maintaining a good mechanical life of the entire molding device.

2. The interior of the device box is divided into an operation cabin and a processing cabin by a retaining wall. The loading of the denture body is placed in the operation cabin, while the cutting of the denture body is carried out in the processing cabin. The operator opens the window of the operation cabin When the door is used for loading operations, it can reduce the dust from being scattered to the outside world and being inhaled by personnel, reducing the probability of respiratory diseases;

3. By setting up the swing plate, the cut denture body can force the swing plate to rotate downward after entering the discharge track 2, and then drive the swing arm to swing downward through the connecting rod, forcing the pawl part to get out of the pawl slot smoothly, realizing It realizes the automatic opening and closing of the positioning component when the denture blank is blanked, and has the advantages of intelligence and convenience.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present embodiment;

Fig. 2 is a partial cross-sectional view of the device box in this embodiment, mainly reflecting the structure of the retaining wall;

Fig. 3 is the structural representation of the material preparation unit in the present embodiment;

Fig. 4 is the enlarged view of place A in Fig. 3;

Fig. 5 is a structural schematic diagram of the connecting piece and the telescopic rod group in the present embodiment;

Fig. 6 is a partial cross-sectional view of the device box in this embodiment, mainly reflecting the structure of the blanking track and the second blanking track;

Fig. 7 is the enlarged view of place B in Fig. 6;

Figure 8 is an enlarged view at C in Figure 7;

Figure 9 is an enlarged view at D in Figure 6;

Fig. 10 is a schematic diagram of the connection relationship between the swing arm, the swing plate and the connecting rod in this embodiment;

Fig. 11 is a schematic diagram of the structure after the dustproof plate is disassembled in the processing cabin of this embodiment;

Fig. 12 is a schematic structural view of the installation of the dustproof plate in the processing cabin of the present embodiment;

Fig. 13 is a schematic diagram of the structure of the processing cabin on the side away from the window and door in this embodiment, mainly reflecting the structure of the clamping unit.

Explanation of reference signs: 1, device box; 11, fixed plate; 12, retaining wall; 121, communication port one; 122, communication port two; 123, dustproof board; 13, operation cabin; 14, processing cabin; 15 , sliding seat; 151, moving parts; 152, opening one; 153, opening two; 16, windows and doors; 17, negative pressure mechanism; 18, mounting plate;

2. Material preparation unit; 21. Material preparation box; 211. Blanking port; 212. Connecting groove; 22. Separation conveying mechanism; 221. Sprocket; 222. Chain belt; 223. Rotating parts; 224. Connecting piece; Rod group; 231, fixed rod, 232, movable rod; 233, elastic member; 24, guide plate; 25, support;

3. Transfer unit; 31. Blanking track; 311. Inclined section; 312. Straight line section; 313. Avoidance groove 1; 32. Interval feeding mechanism; 321. Rotary disc; 322. Limit lever; 323. Pawl card Slot; 33, positioning assembly; 331, swing arm; 3311, ratchet part; 332, extension spring; 333, unlocking member; 334, swing plate; 335, connecting rod;

4. Clamping unit; 41. Positioning base; 411. Limiting groove; 412. V-shaped groove one; 413. Sliding track; 42. Lifting base; 421. V-shaped groove two; 43. Lifting parts; 44 , overturn support mechanism; 441, support column; 442, telescopic component; 5, cutting unit; 6, discharge unit; 61, discharge track one; 62, discharge track two;

Detailed ways

The present application will be described in further detail below in conjunction with accompanying drawings 1-13.

The embodiment of the application discloses a zirconia denture molding device.

Referring to Fig. 1, a zirconia denture forming device includes a device box 1, and the inside of the device box 1 is provided with a material preparation unit 2, a transfer unit 3, a clamping unit 4, and a cutting unit 5 in sequence according to the processing sequence of the denture embryo body And discharge unit 6. The inside of the device box 1 is provided with a retaining wall 12, and the device cabinet 1 is divided into an operation cabin 13 and a processing cabin 14 by the retaining wall 12; referring to FIG. The first communication port 121 and the second communication port 122 make the operation cabin 13 and the processing cabin 14 communicate with each other; in this embodiment, the second communication port 122 is located below the first communication port 121 .

The material preparation unit 2 and the transfer unit 3 are set inside the operating cabin 13, and are used to place and transfer the denture body respectively; the clamping unit 4 and the cutting unit 5 are set inside the processing cabin 14, and are used to respectively carry out the denture body The clamping and fixing and cutting processing. The outside of the operation cabin 13 and the outside of the processing cabin 14 are provided with openable and closable windows and doors 16, and the windows and doors 16 can be made of transparent acrylic plate material, so that the operators can observe the situation inside the operation cabin 13 and the processing cabin 14; In addition, a window door 16 is also provided on the top of the operating cabin 13 , so that the operator can place the denture body into the material preparation unit 2 .

Wherein, with reference to Fig. 3, the material preparation unit 2 comprises a material preparation box 21, a separation conveying mechanism 22 and a support 25, the support 25 is fixed on the inner sidewall of the operation cabin 13, and the material preparation box 21 is fixed on the support 25 top; the top of the material preparation box 21 is open Set so that the denture embryo body is placed in the material preparation box 21; the bottom of the material preparation box 21 is provided with a blanking opening 211 for a single denture embryo body to pass through, and the length of the blanking opening 211 is greater than the outer diameter of the denture embryo body. And the material blanking opening 211 is located at one end of the length direction of the material preparation box 21 .

Referring to Fig. 4, the mounting plate 18 is fixed on the upper surface of the bracket 25, and the mounting plate 18 is positioned at the outside of the material storage box 21; The chain belt 222 on the side and the rotating part 223 used to drive the rotation, the two sprockets 221 are respectively opposite to the two sides in the length direction of the stock box 21; On the side of the box 21, the output shaft of the rotating part 223 is fixedly connected with one of the sprockets 221, and the operation of the rotating part 223 can drive the sprocket 221 to rotate and the chain belt 222 to advance.

The chain belt 222 is fixed with a plurality of connecting pieces 224 near the side of the material storage box 21, and all the connecting pieces 224 are equidistantly arranged along the extending direction of the chain belt 222; Rod groups 23, in this embodiment, the number of telescopic rod groups 23 is specifically 2 groups, and in other implementable embodiments, the quantity of telescopic rod groups 23 can also be 3 groups, 4 groups or 5 groups, not The number used in this example is limited. When the connecting piece 224 moves between the two sprockets 221 , all telescopic rod groups 23 on the same connecting piece 224 are vertically arranged.

Referring specifically to Fig. 5, the telescopic rod group 23 includes a fixed rod 231, a movable rod 232 and an elastic member 233, one end of the fixed rod 231 is fixed to the connecting piece 224, and the other end is provided with a slot, and the movable rod 232 is movably inserted in the slot Elastic part 233 selects compression spring for use, and one end of elastic part 233 is connected to the end wall in the slot, and the other end of elastic part 233 is connected to movable rod 232; The rod 232 moves away from the fixed rod 231 , so that the movable rod 232 is partially exposed to the slot.

Referring to Fig. 4 at the same time, the side of the spare material box 21 near the mounting plate 18 is provided with a communication groove 212, and the communication groove 212 is connected with the inside of the spare material box 21; , can pass through the communication slot 212 and be partially located inside the stock box 21 . At this time, all the movable rods 232 on the two adjacent connecting pieces 224 jointly form a partition area for placing the denture embryo, and each denture embryo can be vertically placed in each partition area for storage and transportation. In addition, the outer peripheral side of each movable rod 232 is provided with a flexible cushion (not shown in the figure), and the flexible cushion is a polyurethane rubber pad, which can reduce the collision and wear between the denture body and the movable rod 232, and reduce the Generation of scratches on the surface of the denture embryo body.

The inside of the material preparation box 21 is provided with a guide plate 24, and the guide plate 24 is positioned above the blanking opening 211; one side edge of the guide plate 24 is fixed on the side end wall of the communication groove 212, and the other side edge of the guide plate 24 extends inwardly to Inside the stock box 21; during the process of the rotating part 223 running and driving the chain belt 222 to advance, the movable rod 232 located above the sprocket 221 can abut against the guide plate 24 and gradually leave the communication groove 212 along the guide plate 24 to ensure that the denture The normal delivery of the embryo body in the material box 21.

Referring to Fig. 6, the transfer unit 3 includes a blanking track 31 and an interval distribution mechanism 32 for intercepting the denture body, wherein the blanking track 31 is fixedly installed inside the operating cabin 13, and the blanking track 31 includes a blanking track 31 located at the blanking port 211. The straight line section 312 directly below and the inclined section 311 integrally formed under the straight line section 312, the end of the inclined section 311 away from the straight line section 312 is directly connected to the communication port 121; The segment 312 and the inclined segment 311 enter the processing cabin 14 for processing. In addition, the side of the straight section 312 close to the window door 16 and the side of the inclined section 311 close to the window door 16 are both made of transparent acrylic plate, so as to observe the inside of the blanking track 31 .

With reference to Fig. 7, interval distribution mechanism 32 comprises rotating disk 321, limit bar 322 and positioning assembly 33, and the inner wall of retaining wall 12 is fixed with fixed plate 11, and rotating disk 321 is connected to fixed plate 11 in rotation, and rotating disk 321 is positioned at Below the inclined section 311; there are multiple limit rods 322, and all the limit rods 322 are equidistantly arranged on the outer peripheral side of the rotating disk 321, and every two adjacent limit rods 322 can jointly form a gap for positioning the denture embryo. Body positioning area.

The bottom part of the inclined section 311 is provided with an avoidance groove 1 313. When the rotating disk 321 rotates, each limit rod 322 can partially enter the inside of the avoidance groove 313 in turn, and a single denture embryo is clamped inside the positioning area, so that each The denture embryos are successively stacked in the blanking track 31 and transported forward one by one. In this embodiment, the specific number of limit rods 322 is set to 4; and in other implementable embodiments, the number of limit rods 322 can also be 3, 5 or 6, which can be selected according to actual needs sexual settings.

The positioning assembly 33 is used to locate the rotation position of the rotating disk 321; the positioning assembly 33 includes a swing arm 331, a tension spring 332 and an unlocking member 333, one end of the swing arm 331 is hinged to the fixed plate 11, and the other end of the swing arm 331 is provided with an integrally formed The ratchet part 3311 of the ratchet part 3311 is always located below the rotating disc; the outer peripheral side of the rotating disc 321 is equidistantly provided with a plurality of ratchet slots 323, and the number of the ratchet slots 323 and the number of the limit rods 322 are set. To be equal, the pawl slot 323 and the limiting rod 322 are misaligned along the axis of the rotating disk 321 to reduce interference between the limiting rod 322 and the swing arm 331 .

One end of the extension spring 332 is hooked and fixed on the fixed plate 11, and the other end of the extension spring 332 is connected to the swing arm 331, and the connection position between the extension spring 332 and the swing arm 331 is located in the middle section of the extension direction of the swing arm 331; the extension spring 332 is always located Above the swing arm 331, an elastic force acting on the swing arm 331 can be generated all the time and force the ratchet part 3311 to be locked in the ratchet slot 323 in a normal state, so as to realize the fixation of the rotation position of the rotating disk 321; the unlocking member 333 is arranged on the swing arm 331 Between and the discharge unit 6 , it is used to force the swing arm 331 to swing and drive the ratchet part 3311 to disengage from the ratchet slot 323 .

Returning to Fig. 6, the discharge unit 6 includes a discharge track 1 61 and a discharge track 2 62, the discharge track 1 61 is erected on the inner bottom wall of the processing cabin 14, and the discharge track 2 62 is erected on the inner bottom wall of the operation cabin 13 . Referring to FIG. 9 , one end of the second discharge track 62 is directly connected to the second communication port 122 , and the other end of the second discharge track 62 is inclined downward away from the retaining wall 12 . The bottom of the discharge track 2 62 is partially provided with an avoidance groove 2 621, and the unlocking member 333 includes a swing plate 334 and a connecting rod 335, wherein the swing plate 334 is arranged in the avoidance groove, and the swing plate 334 is hinged near the side end of the retaining wall 12 On the inner wall of the escape groove 2 621 ; one end of the connecting rod 335 is rotatably connected to the free side of the swing plate 334 , and the other end of the connecting rod 335 is hinged to the swing arm 331 .

Referring to Fig. 10 at the same time, in the present embodiment, the virtual line between the hinge point of the swing plate 334 and the hinge point of the swing arm 331 is kept parallel to the connecting rod 335, and the distance between the hinge point of the swing plate 334 and the hinge point of the swing arm 331 is equal to The axial lengths of the connecting rods 335 are set to be equal, that is, the swing arm 331, the connecting rod 335, the swing plate 334, and the virtual connection line between the hinge point of the swing plate 334 and the hinge point of the swing arm 331 form a parallelogram structure. Material track 2. When it reaches the swing plate 334, the swing arm 331 can be automatically forced to swing downward through the connecting rod 335, so that the ratchet part 3311 is automatically disengaged from the ratchet slot, thereby realizing the automatic delivery of the denture embryo body.

With reference to Fig. 11, the sliding seat 15 is installed on the side of the retaining wall 12 close to the processing cabin 14, and the moving direction of the sliding seat 15 remains parallel to the horizontal direction; The pushing part 151; The moving part 151 in the present embodiment selects double-stroke air cylinder for use. The sliding seat 15 is provided with opening one 152 and opening two 153 through both sides, the opening two 153 is located below the opening one 152; The direction of inclination of the blanking track two is the same.

When the push member 151 is in the initial state, the dislocation setting of the opening 152 and the communication port 1 121 are not connected to each other, and the dislocation settings of the opening 2 153 and the communication port 122 are not connected to each other; by controlling the action of the push member 151, it is in the first use state , the sliding seat 15 can be forced to move to the position where the opening one 152 communicates with the communication port one 121; secondly, by controlling the action of the push member 151 to make it in the second use state, the sliding seat 15 can be forced to move to the opening two 153 and the opening two 153. The position where the communication port 2 122 is connected. In addition, referring to Fig. 12 at the same time, a dustproof plate 123 is also fixed inside the processing cabin 14, and the dustproof plate 123 is attached to the side of the sliding seat 15 away from the retaining wall 12; when the pushing member 151 is in the initial state, the dustproof plate 123 can be provided on the communication port 1 121 and the communication port 2 122 at the same time, so as to reduce the dust generated by cutting in the processing cabin 14 from entering the opening 152 or the opening 2 153 .

Returning to FIG. 11 , the clamping unit 4 includes a positioning base 41, a lifting base 42, a lifting component 43 and an overturning support mechanism 44, and the positioning base 41 is fixedly erected on the inner bottom wall of the processing cabin 14 through the overturning support mechanism 44; wherein, The positioning base 41 is located on the side of the sliding seat 15 away from the retaining wall 12. The upper surface of the positioning base 41 is provided with a limit groove 411. The limit groove 411 is always facing the communication port one 121. When the sliding seat 15 moves to the opening one When the position 152 communicates with the first communication port 121 , the denture body can fall into the limiting groove 411 through the first communication port 121 and the first opening 152 . Referring to FIG. 13 , the inner bottom wall of the limiting groove 411 is also provided with a V-shaped groove 1 412 .

Lifting part 43 selects telescopic cylinder for use, and the cylinder body of lifting part 43 is fixed in the processing cabin 14, and lifting base 42 is fixedly connected to the movable end of lifting part 43; There is a gap between the seat 41 and the lifting base 42 for the denture body to enter; in addition, the lower surface of the lifting base 42 has a V-shaped groove 2 421, when the lifting part 43 moves to force the lifting base 42 to approach the positioning base When the direction of the seat 41 moves, the V-shaped groove 1 412 and the V-shaped groove 2 421 can jointly clamp and fix the denture body, so that the cutting unit 5 can cut the denture body. Referring to FIG. 11 , the cutting unit 5 is arranged outside the clamping unit 4 . In this embodiment, the structure of the cutting unit 5 is in the prior art, and will not be repeated here.

In addition, with reference to Fig. 13, the overturn support mechanism 44 includes a support column 441 and a telescopic part 442. One end of the support column 441 is fixed on the inner bottom wall of the processing cabin 14, and the other end is hinged on the lower surface of the positioning base 41; Cylinder, the cylinder body of telescopic part 442 is fixed on the inner bottom wall of processing cabin 14, and telescopic part 442 is positioned between support column 441 and retaining wall 12; There is a sliding track 413, and the connecting block is slidably arranged inside the sliding track 413. In this embodiment, the movable end of the telescopic part 442 is in a normal extended state, and the positioning base 41 is set horizontally at this time; when the movable end of the telescopic part 442 retracts inwardly, it can drive the positioning base 41 to rotate downward turn.

The blanking track 31 is arranged between the sliding seat 15 and the positioning base 41. One end of the blanking track 31 is directly connected to the communication port 122, and the inclination direction of the blanking track 31 is the same as that of the blanking track 31. The direction of inclination is the same; the end of the blanking track 31 away from the retaining wall 12 is facing the positioning base 41. After the cutting of the denture embryo body is completed, the movable end of the telescopic part 442 is controlled to retract inwardly, and the positioning base 41 rotates and tilts downward. Flip over so that the denture embryo body can smoothly enter the blanking track 31-1; then when the sliding seat 15 is moved to the position where the opening two 153 communicates with the connecting port two 122, the denture can be moved away from the opening two 153 and the connecting port two 122 Smoothly leave the processing cabin 14, drop in the operating cabin 13 along the blanking track 31 and collect.

Returning to Fig. 1, there is also a negative pressure mechanism 17 inside the processing cabin 14 for absorbing the dust produced by cutting. The sliding seat 15 is also fixed with a blower mechanism (not shown in the figure) on the side away from the retaining wall 12. The air outlet end of the blower mechanism is facing the blanking track 31, and is used to clean the dust attached to the surface of the finished denture body. The material is blown to improve the cleanliness of the denture embryo body entering the operating cabin 13; the specific structure of the blowing mechanism is also the prior art, and will not be repeated here.

The implementation principle of a zirconia denture forming device in the embodiment of the present application is as follows:

When processing the denture embryos, first open the window door 16 of the operating cabin 13, place each denture embryo one by one in the material storage box 21, each denture embryo is separated by each movable rod 232, control the rotation of the rotating part 223 to Driving the sprocket 221 to rotate can make the chain advance, and then push each denture body to move through the movable rod 232; Intercepted by the interval distribution mechanism 32 at the bottom. The falling denture body first leans against the limit rod 322, and the swing arm 331 is rotated by manual or program control, and the ratchet part 3311 is separated from the ratchet chuck. The denture body can push the rotating disk 321 to rotate under the action of gravity, and then Enter the limit groove 411 of the positioning base 41 through the communication port 121 and the opening 152. By controlling the movement of the lifting part 43, the lifting base 42 and the positioning base 41 can clamp and fix the denture embryo body together, and then pass through the cutting unit. 5 can cut the denture embryo body.

After the cutting process of the denture embryo body is completed, the positioning base 41 is driven to rotate and tilt downward by controlling the action of the telescopic part 442, so that the denture embryo body can enter the feeding track 1, and then pass through the opening 2 153 and the communication port 2 122 smoothly. Enter the second feeding track; at this time, when the denture body passes through the swing plate 334, the swing plate 334 can be forced to swing downward, and then the connecting rod 335 drives the swing arm 331 to rotate downward, so that the ratchet part 3311 is separated from the ratchet card again. The disk can then automatically control the delivery of the spacer shunt mechanism after the cutting of the denture embryo body is completed, which has the advantages of automation and intelligence.

In addition, during the entire use process, when the denture embryo body is located inside the material preparation box 21, the gravity of each denture embryo body mainly acts on the inner bottom wall of the material preparation box 21, and the force bearing area of the inner bottom wall of the material preparation box 21 is large and uniform , the possibility of deformation is small; when each denture embryo body enters the inclined section 311 of the blanking track 31, the blanking track 31 can bear the gravity from the denture embryo body, and only a single denture embryo body enters the two limit rods The positioning area between 322 can greatly reduce the pressure from the denture body that the limiting rod 322 is subjected to, and reduce the possibility of the limiting rod 322 being deformed under pressure, thereby enabling the entire molding device to maintain a good mechanical life.

The above are the preferred embodiments of the application, and are not intended to limit the protection scope of the application, so: all equivalent changes made according to the structure, shape, and principle of the application should be covered within the protection scope of the application .

Claims (10)

1. A zirconia denture forming device, comprising a device box (1), the device box (1) is sequentially provided with a material preparation unit (2), a transfer unit (3), a clamping unit (4), a cutting unit (5 ) and a discharge unit (6); it is characterized in that: the material preparation unit (2) includes a material preparation box (21) for placing the denture embryo body and a partition for driving the denture embryo body to move in the material preparation box (21) The conveying mechanism (22), wherein, the top of the material preparation box (21) is open, and the bottom of the material preparation box (21) is provided with a blanking opening (211) for a single denture body to enter, and the blanking opening (211) is located at one end of the length direction of the material preparation box (21); The transfer unit (3) includes a blanking track (31) fixedly installed under the blanking port (211) and a spacer distribution mechanism (32) for intercepting the denture body, wherein the blanking track (31 ) has a downward sloping section (311), and the bottom part of the sloping section (311) is partially provided with an avoidance groove 1 (313); the interval distribution mechanism (32) includes a The rotating disk (321) and a plurality of limiting rods (322) equidistantly arranged on the outer peripheral surface of the rotating disk (321), the limiting rods (322) are partially located inside the avoidance groove one (313), and every two adjacent The limiting rods (322) jointly form a positioning area for positioning the denture embryo body; the spacer distribution mechanism (32) also includes a positioning component (33) arranged on the outside of the rotating disk (321), the The positioning component (33) is used for positioning the rotation position of the rotating disk (321). 2. The zirconia denture molding device according to claim 1, characterized in that: the partition conveying mechanism (22) includes two sprockets (221) that are rotatably arranged on the outside of the stock box (21) A chain belt (222) on the outer peripheral side of a sprocket (221) and a rotating part (223) for driving the sprocket (221) to rotate, the chain belt (222) is equidistantly arranged near the side of the storage box (21) A plurality of connecting pieces (224), each of the connecting pieces (224) is equipped with at least two sets of telescopic rod groups (23), when the connecting pieces (224) are located between two sprockets (221), All telescopic rod groups (23) located on the same connecting piece (224) are vertically arranged; The outer surface of the material preparation box (21) is provided with a communication groove (212) connected to the inside, and each group of telescopic rod groups (23) located above the sprocket (221) passes through the communication groove (212) and Partially enters the interior of the material storage box (21), and each group of telescopic rod groups (23) located below the sprocket (221) shrinks inward and sticks to the outer surface of the material storage box (21); the material storage box (21) A guide plate (24) is also fixed inside, and the guide plate (24) is located at one end of the extending direction of the communication groove (212), and is used to guide the telescopic rod group (23) to shrink inward and leave the communication groove (212). 3. The zirconia denture forming device according to claim 2, characterized in that: the telescopic rod group (23) includes a fixed rod (231) fixed to the connecting piece (224) and a fixed rod (231) movably inserted into the fixed rod (231) ), an elastic member (233) is connected between the movable rod (232) and the fixed rod (231), which is used to force the movable rod (232) to move away from the fixed rod (231) Move; the outer peripheral side of the movable rod (232) is covered with a flexible cushion. 4. The zirconia denture forming device according to claim 1, characterized in that: the positioning assembly (33) includes a swing arm (331), a tension spring (332) and an unlocking member (333), and the device box (1) A fixed plate (11) is fixed inside, one end of the swing arm (331) is hinged to the fixed plate (11), and the other end of the swing arm (331) is provided with a ratchet portion (3311); the A plurality of ratchet slots (323) are equidistantly arranged on the outer peripheral side of the rotating disk (321), the number of the ratchet slots (323) matches the number of the limit rods (322), and the ratchet slots (323) The groove (323) and the limit rod (322) are arranged at intervals along the axial direction of the rotating disk (321); The extension spring (332) is connected between the swing arm (331) and the fixed plate (11), and the extension spring (332) is used to force the ratchet part (3311) to abut against the outer peripheral surface of the rotating disk (321), In order to realize that the ratchet part (3311) is correspondingly locked in the ratchet slot (323); the unlocking member (333) is arranged on the outside of the swing arm (331) to force the swing arm (331) to move away from The direction of the extension spring (332) swings to realize the disengagement of the ratchet part (3311) from the ratchet slot (323). 5. The zirconia denture forming device according to claim 4, characterized in that: a retaining wall (12) is provided inside the device box (1), and the inside of the device box (1) passes through the retaining wall (12). ) is divided into an operation cabin (13) and a processing cabin (14), the material preparation unit (2) and the transfer unit (3) are arranged inside the operation cabin (13), the clamping unit (4) and the cutting unit (5 ) is located inside the processing cabin (14); the retaining wall (12) is provided with a communication port 1 (121) through both sides, and the end of the inclined section (311) away from the material storage box (21) is always connected to the communication port One (121); the operating cabin (13) and the processing cabin (14) are both equipped with windows (16) for opening and closing, and the bottom of the processing cabin (14) is also equipped with a negative pressure mechanism for absorbing dust (17). 6. The zirconia denture forming device according to claim 5, characterized in that: a sliding seat (15) is installed on the side of the retaining wall (12) close to the processing cabin (14), and the sliding seat (15) There is an opening one (152) through both sides, and the inclination direction of the opening one (152) is the same as that of the inclined section (311); the opening one (152) is normally connected to the communication port one ( 121) misplaced setting, the sliding seat (15) is also connected with a pushing part (151), and the pushing part (151) is used to force the sliding seat (15) to move to the opening one (152) and the communication port one ( 121) Connected locations; The clamping unit (4) includes a positioning base (41) and a lifting base (42), the positioning base (41) is erected in the processing cabin (14), and the positioning base (41) is located The sliding seat (15) is away from the side of the retaining wall (12); the lifting base (42) is located above the positioning base (41), between the lifting base (42) and the inner wall of the processing cabin (14) A lifting component (43) is connected, and the lifting component (43) is used to force the lifting base (42) to move up and down; The positioning base (41) is provided with a limiting groove (411) opposite to the communication port one (121), and the limiting groove (411) is located on the positioning base (41) close to the lifting base (42) One side of the limit groove (411) is provided with a V-shaped groove one (412), and the side of the lifting base (42) close to the positioning base (41) is provided with a V-shaped groove two (421 ), when the lifting component (43) moves, the first V-shaped groove (412) and the second V-shaped groove (421) clamp and fix the denture embryo body together. 7. The zirconia denture molding device according to claim 6, characterized in that: the discharge unit (6) includes a discharge track one (61) fixedly installed in the processing cabin (14) and a fixed installation in the operation cabin (13) The second discharge track (62), the first discharge track (61) is located between the positioning base (41) and the sliding seat (15), the first discharge track (61) is far away from the positioning base One end of the seat (41) is inclined downward, and an overturn support mechanism (44) is connected between the positioning base (41) and the inner wall of the processing cabin (14), and the overturn support mechanism (44) is used to drive the positioning Base (41) rotates; The retaining wall (12) is provided with a communication port 2 (122) that runs through both sides, one end of the discharge track 2 (62) is facing the communication port 2 (122), and the other end is facing away from the retaining wall (12). The direction is inclined downward; the sliding seat (15) is provided with opening two (153) through which both sides pass through, and when the moving part (151) forces the sliding seat (15) to move to opening one (152) When the first (121) is connected, the second opening (153) and the second communication port (122) are misplaced. 8. The zirconia denture forming device according to claim 7, characterized in that: the overturn support mechanism (44) includes a support column (441) and a telescopic part (442), and one end of the support column (441) is fixed On the inner bottom wall of the processing cabin (14), the other end is hinged to the positioning base (41); the telescopic part (442) is located between the retaining wall (12) and the support column (441), and the telescopic part (442) The fixed end of the fixed end is fixed on the inner bottom wall of the processing cabin (14), and the movable end of the telescopic part (442) is hinged with a connecting block, and the connecting block is slidably connected to the positioning base (41); the telescopic part (442) The movable end is in the normal extended state, and the positioning base (41) is set horizontally at this time. 9. The zirconia denture molding device according to claim 7, characterized in that: the bottom part of the discharge track 2 (62) is partially provided with an avoidance groove 2 (621), and the unlocking member (333) includes a swing plate (334) and the connecting rod (335), the swing plate (334) is matched inside the avoidance groove 2 (621), and the side end of the swing plate (334) close to the retaining wall (12) is hinged to the avoidance groove 2 (621) inner wall, and the connecting rod (335) is rotatably connected to the free side of the swing plate (334), and the end of the connecting rod (335) away from the swing plate (334) is hinged to the swing arm (331); The virtual connection line between the hinge point of the swing plate (334) and the hinge point of the swing arm (331) is set parallel to the connecting rod (335), the hinge point of the swing plate (334) and the hinge point of the swing arm (331) The spacing matches the axial length of the connecting rod (335). 10. The zirconia denture forming device according to claim 7, characterized in that: the moving part (151) is set as a double-stroke cylinder, and when the double-stroke cylinder is in the initial state, the opening one (152) and The first communication port (121) is misplaced, and the second opening (153) and the second communication port (122) are misaligned; in the first use state, the first opening (152) is connected to the first communication port (121), In the second use state, the second opening (153) communicates with the second communication port (122); a dustproof plate (123) is fixed inside the processing cabin (14), and in the initial state, the The dust plate (123) is simultaneously covered with the first communication port (121) and the second communication port (122).

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