CN208907876U - A kind of bionical chewing material crushing experiment detection device - Google Patents

Abstract

The utility model discloses a kind of bionical chewing material crushing experiment detection devices, including detection rack and apery class tooth model；Chewing driving device is installed in detection rack；Chewing driving device driving has the track changeable formula single dof mobility device for driving drive block movement, and sagittal plane angle adjustment device carries out profile constraints to drive block, and drive block drive has damping pre-tightening apparatus；It detects and tooth mould apparatus for adjusting position is installed on the bottom plate of rack；Upper tooth mould and lower tooth mould in tooth model are turned upside down installation, and upper tooth mould is fixedly mounted under the emulation tooth of tooth mould apparatus for adjusting position on seat, and lower tooth mould is fixedly mounted on the bottom surface of the spring spool of damping pre-tightening apparatus.The utility model simulates human teeth masticatory movement track using the motion profile of track changeable formula single dof mobility mechanism, to simulate the corresponding chew characteristics such as mankind's masticatory force, it can be used for the detection to the property quantification of food, detection of artificial tooth quality etc. applied.

Description

A kind of bionical chewing material crushing experiment detection device

Technical field

The utility model relates to food inspection and dentistry field, specifically a kind of bionical chewing material is broken real Test detection device.

Background technique

Chewing robot can simulate the behavior of mankind's mandibular movement, reproduce its biomechanical environment, and chewing robot is being eaten Product scientific domain also has very big application value, can be used as the survey of the experiments such as food chewing dynamics, food machinery characteristic Platform is tried, but chews the accuracy of manufacture and cost height of robot, is unable to satisfy the demand in market.

With the development of economy, requirement of the people to the mouthfeel of food is higher and higher, currently on the market in terms of food inspection Mainly Texture instrument, but at present Texture instrument forms of motion it is single can only move up and down, by Texture instrument to texture of food detect Data and people really experience and have very big difference.Mankind's lower jaw is driven by chewing muscle, under lead joint constraint under, Opposite maxilla does complicated opening and closing campaign in three-dimensional space.Existing food inspection device exists serious in terms of bio-imitability Defect is unable to movement and the biomechanical characterization of true reappearance lower jaw.

Summary of the invention

Technical problem to be solved in the utility model is and to provide that structure is simple, system for above-mentioned state of the art It is easy to make, and can simulate mankind's mandibular movement and biomechanical characterization, suitable for texture of food detection and the one of tooth quality testing The bionical chewing material crushing experiment detection device of kind.

Technical solution adopted by the utility model to solve the above technical problems is as follows:

A kind of bionical chewing material crushing experiment detection device, including detect rack and be made of upper tooth mould and lower tooth mould Apery class tooth model, the detection rack be stood by the length that bottom plate, top plate, right panel and four supporting vertical plates form Square frame is equipped with for providing the chewing driving device of power output for masticatory movement in the detection rack；Chewing driving Device drive connection, which has using the motion profile of single dof mobility mechanism, simulates human teeth chewing coronal-plane motion profile Track changeable formula single dof mobility device, the track changeable formula single dof mobility device drives drive block movement, Sagittal plane angle adjustment device carries out profile constraints to drive block, and drive block kinetic energy provides the damping of a preset masticatory force Pre-tightening apparatus movement；It is corresponding with above and below damping pre-tightening apparatus on the bottom plate of the detection rack that the adjusting of tooth mould position is installed Device；Upper tooth mould and lower tooth mould in the tooth model are turned upside down installation, and the upper tooth mould is fixedly mounted on tooth Under the emulation tooth of mould apparatus for adjusting position on seat, the lower tooth mould is fixedly mounted on the bottom of the spring spool of damping pre-tightening apparatus Face.

To optimize above-mentioned technical proposal, the concrete measure taken further include:

Above-mentioned chewing driving device includes servo motor, small pulley, synchronous belt, big belt wheel and crankshaft；Servo motor is logical It crosses motor cabinet to be mounted on the top plate of detection rack, small pulley is mounted on the power output shaft of servo motor；The lower section of top plate Equipped with regulating base board, the right end of the regulating base board is pitched by double plate core-regulating mechanism energy relative level adjusts Floor hinge on right side On panel；Track changeable formula single dof mobility device includes triangular coupling rod, rocking bar and by the second sliding equipment and rocking bar core The adjustable the thin end of the scroll collectively constituted；Crankshaft is rotatably installed in regulating base board by two parallel angular contact ball bearings and bearing block Bottom surface；Small pulley is connected by synchronous belt with the transmitting of big belt wheel power；Big belt wheel is fixedly mounted on one end of crankshaft, and triangle connects First jiao of bar is connect by connecting rod small-end bearing with crank rotation, and the lower end of rocking bar is by shaft hinge at the right angle end of triangular coupling rod Place, for the upper end hinge of the rocking bar on rocking bar core, rocking bar core is mounted on the bottom surface of regulating base board by the second sliding equipment.

Being equipped on the top plate of above-mentioned detection rack can drive servo motor mobile to adjust the of synchronous belt tensile force One sliding equipment；First sliding equipment includes the first sliding rail being fixedly mounted on top plate and can be oriented to along the first sliding rail The first sliding block to horizontally slip；Motor cabinet is fixed on the first sliding block, is fitted on first sliding block for being locked first First clamp of sliding block；Second sliding equipment includes being fixedly mounted on the second sliding rail of regulating base board bottom surface and capable of sliding along second Rail is oriented to the second sliding block to horizontally slip；Rocking bar core is fixed on the second sliding block, is fitted on second sliding block solid for locking Second clamp of fixed second sliding block.

Above-mentioned double plate core-regulating mechanism includes the aligning pedestal being bolted in right panel and by aligning spiral shell Bolt wears the aligning disk that two be mounted on aligning pedestal can be rotated up and down；It is mounted on each aligning disk solid for locking It sets the tone the locking bolt of cartridge, regulating base board is connected to a fixed by the connecting bridge of bolt and aligning disk.

Above-mentioned sagittal plane angle adjustment device is by two parallel guide rods and fixed link, stock and guide rod sliding block group At changing and fix position of the fixed link in right panel by elastic locknut；The upper end of two guide rods and detection machine The supporting vertical plate of frame corresponding position is connected to a fixed by pin rotation, and two lower end of the guide rod are fixedly linked with fixed link, two guide rods Upper end be fixed in two support plates by two pin rotations, guide rod sliding block be two, two guide rod sliding blocks can slide up and down Ground is sleeved on two corresponding guide rods, and stock passes through the centre bore of drive block with being able to rotate, and both ends of the stock and corresponding The guide rod sliding block at end is connected to a fixed.

It is machined in above-mentioned right panel and is used to position the arc for adjusting sagittal plane angle adjustment device inclination angle together The right end of guide rail sliding chute, the fixed link slides through guide rail sliding chute, which is machined with external screw thread, and fixed The right end spiral of bar is equipped with the above-mentioned clamp screw for cooperating right panel to be locked sagittal plane angular adjustment apparatus tilt angle It is female.

Above-mentioned damping pre-tightening apparatus includes above-mentioned spring spool, spring, hard stop bar and has strong market potential；The upper end of hard stop bar with The bottom surface of drive block is connected to a fixed, and the lower end of the hard stop bar is had strong market potential to wear and can slide up and down to the cylinder that spring spool is arranged in In chamber, spring is arranged in the barrel chamber of spring spool, upper end and the hard stop bar bottom surface phase apical grafting of the spring, the lower end top of the spring Connect the bottom wall in spring spool barrel chamber；Spring spool is machined with and wears the long pinhole of installation for having strong market potential, be machined on hard stop bar with Guiding of having strong market potential sliding wears the guide slots of cooperation.

Above-mentioned tooth mould apparatus for adjusting position include under above-mentioned emulation tooth seat and for push emulation tooth under seat go up and down Elevating mechanism and can drive that elevating mechanism all around moves to heart mobile mechanism；Elevating mechanism includes being fixedly mounted on pair The lifting support frame of rectangular frame structure in heart mobile mechanism and lifting plate, ball screw, worm gear and worm screw；Ball wire Bar is two, and longitudinally the parallel rolling bearing by both ends is rotatably installed in lifting support frame two ball screws, lifting Plate is matched with two ball screw spirals, and worm gear is two, and two worm gears are respectively and fixedly installed on corresponding ball screw, snail Bar is set up with horizontally rotating to be mounted in lifting support frame, and one end which extends lifting support frame is equipped with for manual Rotary worm drives the crank of ball screw driving lifting plate lifting through worm gear；Seat slidably passes through lifting under the emulation tooth The upper deckle board of support frame is bolted with lifting plate to be connected.

It is above-mentioned to heart mobile mechanism include the left/right movement device being made of two parallel lower guideway sliding block groups and by The back-and-forth motion mechanism that two upper rail sliding block groups are constituted；Each lower guideway sliding block group can be under this by a lower guideway and two The sliding block composition that guide rail guiding horizontally slips；Each upper rail sliding block group can be along the upper rail by a upper rail and two It is oriented to the top shoe composition slid back and forth；Every upper rail is fixed by screws in rail support plate, and the two of rail support plate End sets up and is fixedly mounted on the correspondence sliding block of two lower guideways, and the downslide for locking sliding block is equipped on sliding block Block clamp is equipped with the top shoe clamp for locking top shoe on top shoe.

Bionical chewing material crushing experiment detection device further includes the chewing control system having for controlling servo motor revolving speed System and the chewing detection system for detecting chew characteristics, chewing control system include the PC control mould being connected by route Block, programmable controller and servo controller；Servo controller is electrically connected with Serve Motor Control signal；Chew detection system packet Include the sensor and data collecting card by connection programmable controller；The sensor includes mechanics sensor and position Displacement sensor.

Compared with prior art, the utility model is equipped with chewing driving device in detection rack, utilizes chewing driving dress It sets and provides power to track changeable formula single dof mobility device.Drive block drives in track changeable formula single dof mobility device With the lower movement of constraint control of sagittal plane angle adjustment device, drive block drives the damping pre-tightening apparatus equipped with lower tooth mould to move, It detects face damping pre-tightening apparatus on the bottom plate of rack and is provided with tooth mould apparatus for adjusting position.In order to facilitate filler, this is practical new The upper tooth mould and lower tooth mould of type are installed using turned upside down method, i.e. the upper tooth mould emulation tooth that is fixed on tooth mould apparatus for adjusting position On lower seat, lower tooth mould is fixedly mounted on the bottom surface of the spring spool of damping pre-tightening apparatus.The utility model uses track changeable formula The motion profile of single dof mobility device simulates the corresponding chew characteristics such as human teeth masticatory movement track and masticatory force. The utility model has high bionical, the big feature of rigidity, can be controlled by chewing control system according to the different of material of chewing For servo motor in the velocity variations of mastication processes, the utility model is equipped with sensor module in upper tooth mould and lower tooth mould, i.e., Mechanics sensor can measure the mechanical parameter of chewing material by mechanics sensor.The utility model can effectively obtain nozzle The dynamic characteristic parameter in experiment during crushed food is chewed, can be used for the detection to the property quantification of food, to artificial tooth product The detection application of matter.

Detailed description of the invention

Fig. 1 is the schematic perspective view of the utility model；

Fig. 2 is that Fig. 1 removes the main view after two supporting vertical plates；

Fig. 3 is the mounting structure schematic diagram that driving device is chewed in Fig. 1；

Fig. 4 is the main view of Fig. 3；

Fig. 5 is the utility model regulating base board face upwarding assumption diagram；

Fig. 6 is the main view of Fig. 5；

Fig. 7 is the assembling structure schematic diagram of the utility model double plate core-regulating mechanism；

Fig. 8 is the schematic perspective view of the utility model tooth mould apparatus for adjusting position；

Fig. 9 is the main view of Fig. 8；

Figure 10 is the left view of Fig. 9；

Figure 11 is the C-C of Figure 10 to cross-sectional view；

The schematic perspective view of Figure 12 the utility model damping pre-tightening apparatus；

Figure 13 is the main view of Figure 12；

Figure 14 is the sectional view along A-A of Figure 13.

Specific embodiment

The embodiments of the present invention are described in further detail below in conjunction with attached drawing.

Fig. 1 to Figure 14 is the structural schematic diagram of the utility model.As shown, a kind of bionical chaw of the utility model Crushing experiment detection device is expected, including detection rack 1 and the apery class tooth model being made of upper tooth mould 21 and lower tooth mould 22 2, tooth model 2 is to carry out inscription rubbing by adult tooth of the gypsum to health, is then swept by spatial digitizer to plaster mold What the data retouched were processed into.The detection rack 1 of the utility model is by bottom plate 11, top it can be seen from Fig. 1 and Fig. 2 The long cube-shaped frame of plate 12, right panel 13 and four supporting vertical plates 14 composition.The upper end of four supporting vertical plates 14 and top plate 12 are weldingly connected fixation, and lower end and the bottom plate 11 of four supporting vertical plates 14 are welded and fixed, four supporting vertical plates 14, bottom plate 11 and top Plate 12 is first welded into the penetrating frame of peripheric surface, and right panel 13 is in the right side for being welded on the penetrating frame of peripheric surface. It is equipped in detection rack 1 for providing the chewing driving device 3 of power output for masticatory movement；Driving device 3 is chewed by nozzle Chew control system control.The chewing drive connection of driving device 3, which has using the motion profile of single dof mobility mechanism, simulates people The track changeable formula single dof mobility device 4 of class teeth chewing coronal-plane motion profile, track changeable formula single-degree-of-freedom fortune Dynamic device 4 is connected with drive block 41, to drive drive block 41 to move.It is also equipped in detection rack 1 to drive block 41 The sagittal plane angle adjustment device X4 that is constrained of progress track, sagittal plane angle adjustment device X4 also with 41 turns of drive block It is dynamic to be connected.Track changeable formula single dof mobility device 4 and sagittal plane angle adjustment device X4 co- controlling drive block 41 Movement, the lifting of drive block 41, which drives, to be had and can provide the damping pre-tightening apparatus 5 of a preset masticatory force for tooth model 2；Detection machine It is corresponding with about 5 damping pre-tightening apparatus on the bottom plate 11 of frame 1 that tooth mould apparatus for adjusting position 6 is installed.For the loading of food Convenience and good masticatory movement bio-imitability, the utility model will be on the upper tooth mould 21 and lower tooth mould 22 in tooth model 2 Under be inversely installed, upper tooth mould 21 is fixedly mounted under the emulation tooth of tooth mould apparatus for adjusting position 6 on seat 61, the lower tooth mould 22 It is fixedly mounted on the bottom surface of the spring spool 51 of damping pre-tightening apparatus 5.The utility model is driven variable using chewing driving device 3 Path type single dof mobility device 4, by the length and arrow that change the thin end of the scroll in track changeable formula single dof mobility device 4 The tilt angle of shape face angle adjustment device X4 makes the motion profile of tooth model 2 meet the requirement of human teeth motion profile.

The bionical chewing material crushing experiment detection device of the utility model is for existing for existing food inspection device Problem simulates human teeth masticatory movement track using the motion profile of track changeable formula single dof mobility device, thus Simulate the corresponding chew characteristics such as mankind's masticatory force.The requirement of the utility model accuracy of manufacture is low, and structure is simple, cheap, It can be very good to meet the market requirement.

In embodiment as shown in Fig. 3, Fig. 4 and Fig. 5, the chewing driving device 3 of the utility model includes servo motor 31, small Belt wheel 32, synchronous belt 33, big belt wheel 34 and crankshaft 35.Servo motor 31 is mounted on the top plate of detection rack 1 by motor cabinet 311 On 12, small pulley 32 is mounted on the power output shaft of servo motor 31.The lower section of top plate 12 is equipped with regulating base board 38, the adjusting The right end of bottom plate 38 rotates Floor hinge in right panel 13 by double plate core-regulating mechanism 7, to keep regulating base board 38 opposite Horizontal plane makees the adjusting campaign of elevation-depression angle.The utility model can be by double plate core-regulating mechanism 7 according to the chewing track of different people Characteristic changes the angle value of regulating base board 38 Yu horizontal plane.Track changeable formula single dof mobility device 4 includes triangular coupling rod 36, rocking bar 37 and the adjustable the thin end of the scroll collectively constituted by the second sliding equipment and rocking bar core 371；Crankshaft 35 is parallel by two Angular contact ball bearing 391 and bearing block 39 are rotatably installed in the bottom surface of regulating base board 38；Small pulley 32 is by synchronous belt 33 and greatly The transmitting of 34 power of belt wheel is connected；Big belt wheel 34 is fixedly mounted on one end of crankshaft 35, by big belt wheel 34 again with dynamic crankshaft 35 Rotation.First jiao of triangular coupling rod 36 is rotatablely connected by connecting rod small-end bearing and crankshaft 35, and triangular coupling rod 36 is by the rotation of crankshaft 35 Movement is converted into the up and down motion of complex space.The lower end of rocking bar 37 is by 361 hinge of shaft at the right angle end of triangular coupling rod 36 Place, for the upper end hinge of the rocking bar 37 on rocking bar core 371, the rocking bar core 371 is mounted on adjusting by the second sliding equipment The bottom surface of bottom plate 38.The utility model can control the motion profile for changing triangular coupling rod 36 by rocking bar 37.

In embodiment, the first of 31 position of servo motor can be changed and fix by, which being equipped on the top plate 12 of detection rack 1, is slided Motivation structure；Servo motor 31 changes the fixation position of servo motor by clamp, adjusts the tensile force of synchronous belt 33.By this In Fig. 1 of utility model it can be seen that, it is provided with the strip slot passed through for synchronous belt 33 on top plate 12, enables synchronous belt 33 and top 34 power of the big belt wheel transmitting of 12 lower section of plate is connected.

First sliding equipment of the utility model includes the first sliding rail G1 being fixedly mounted on top plate 12 and can be along first Sliding rail G1 is oriented to the first sliding block G2 to horizontally slip；Motor cabinet 311 is fixed on the first sliding block G2.In order to make servo motor 31 exist It can be locked when being adjusted in place, for the first sliding block G2 that is locked is fitted on the first sliding block G2 of the utility model One clamp G3；It is provided with manual knob on first clamp G3, locks servo electricity manually after the tensioning of synchronous belt 33 to facilitate Machine 31, to prevent servo motor 31 from moving left and right.

Second sliding equipment of the utility model includes the second sliding rail H1 and energy for being fixedly mounted on 38 bottom surface of regulating base board The the second sliding block H2 to horizontally slip is oriented to along the second sliding rail H1；Rocking bar core 371 is fixed on the second sliding block H2, second sliding block H2 On be fitted with the second clamp H3 for the second sliding block H2 that is locked.The effect of second clamp H3 and the first clamp G3 Be with function it is identical, contribute to locking sliding block, anti-limited slip block continues to slide.Rocking bar core 371 can be with second sliding block H2 or so It is mobile, so that rocking bar 37 be enable to move left and right, thus track changeable formula list can be changed by mobile second sliding block H2 certainly The motion profile for changing triangular coupling rod 36 by the length of degree telecontrol equipment the thin end of the scroll makes its motion profile chew rail from different people Mark is similar.

As shown in fig. 7, the double plate core-regulating mechanism 7 of the utility model includes being bolted on right panel in embodiment Aligning pedestal 71 on 13 and be mounted on aligning pedestal 71 two aligning disks 73 are worn by aligning bolt 72；Aligning disk 73 It can be rotary shaft rotation with aligning bolt 72.The locking spiral shell for the aligning disk 73 that is locked is mounted on each aligning disk 73 Bolt 74.Aligning disk 73 can be locked by locking bolt 74, prevent aligning disk 73 rotate, thus reach secured adjusted bottom plate 38 with The purpose of horizontal plane angle.The regulating base board 38 of the utility model is fixedly linked by the connecting bridge 731 of bolt and aligning disk 73 It connects.

In embodiment, the sagittal plane angle adjustment device X4 of the utility model is by two parallel guide rod X41 and fixation Bar X42, stock X43 and guide rod sliding block X44 composition, are changed by elastic locknut X45 and fixed fixed link X42 is in right side The position that plate 13 gets on the right track on 13a；The upper end of two guide rod X41 and the supporting vertical plate 14 of detection 1 corresponding position of rack pass through pin X2 rotation is connected to a fixed, and two lower ends the guide rod X41 are fixedly linked with fixed link X42, and the upper end of two guide rods passes through two Pin X2 rotation is fixed in two support plates, and guide rod sliding block X44 is two, and two guide rod sliding block X44 can slide up and down to suit On two corresponding guide rod X41, stock X43 passes through the centre bore 41a of drive block 41, and the two of stock X43 with being able to rotate It holds and is connected to a fixed with the guide rod sliding block X44 of respective end.

In embodiment, sagittal plane angular adjustment dress is adjusted for positioning together as shown in fig. 7, being machined in right panel 13 The guide rail sliding chute 13a of the arc at inclination angle is set, the right end of fixed link X42 slides through guide rail sliding chute 13a, fixed link X42 right end It is machined with external screw thread, and the right end spiral of fixed link X42 is equipped with cooperation right panel 13 and is locked sagittal plane angle tune The locknut X45 of regulating device tilt angle.One end of fixed link X42 is fixed in right panel 13 by locknut X45, When locknut X45 unclamps, the tilt angle of sagittal plane angle adjustment device X4 be can change, otherwise tilt angle is fixed Motionless.

In embodiment, damping pre-tightening apparatus 5 includes above-mentioned spring spool 51, spring 52, hard stop bar 53 and has strong market potential 54；Firmly The bottom surface of the upper end and drive block 41 of stopping bar 53 is connected to a fixed, and the lower end of the hard stop bar 53, which is had strong market potential, 54 to be worn and can slide up and down Ground is arranged in the barrel chamber of spring spool 51, and spring 52 is arranged in the barrel chamber of spring spool 51, the upper end of the spring 52 and hard Stop 53 bottom surface phase apical grafting of bar, the bottom wall of the lower end apical grafting of the spring 52 in 51 barrel chamber of spring spool；Spring spool 51 is machined with confession It has strong market potential 54 long pinholes for wearing installation, the 54 guiding sliding that is machined with and has strong market potential on hard stop bar 53 wears the guide slots 53a of cooperation. Damping pre-tightening apparatus 5 can preset a pretightning force as preset masticatory force, when masticatory force is greater than set by spring 52 Spring continues to be compressed when pretightning force.

In embodiment, tooth mould apparatus for adjusting position 6 is including seat 61 under above-mentioned emulation tooth and for pushing seat under emulation tooth The elevating mechanisms 62 of 61 liftings and can drive that elevating mechanism 62 all around moves to heart mobile mechanism 63；Elevating mechanism 62 Including being fixedly mounted on lifting support frame 621 and lifting plate 622, rolling to the rectangular frame structure in heart mobile mechanism 63 Ballscrew 623, worm gear 624 and worm screw 625；Ball screw 623 is two, and two 623 longitudinal directions of ball screws are parallel to pass through two The rolling bearing 626 at end is rotatably installed in lifting support frame 621, and lifting plate 622 is matched with two ball screws, 623 spiral, Worm gear 624 is two, and two worm gears 624 are respectively and fixedly installed on corresponding ball screw 623, and worm screw 625 horizontally rotates ground Erection is mounted in lifting support frame 621, and one end which extends lifting support frame 621 is equipped with for turning manually The crank 627 that dynamic worm screw 625 drives the driving lifting plate 622 of ball screw 623 to go up and down through worm gear 624；Seat 61 under tooth is emulated to slide The upper deckle board that ground passes through lifting support frame 621 is bolted with lifting plate 622 to be connected.

The utility model can be engaged by hand 627 rotary worm 625 of crank, worm screw 625 with worm gear 624, and worm gear is driven 624 rotations, worm gear 624 drive ball screw 623, and 623 rotation forces of ball screw are lifted plate 622, enable to emulate seat 61 under tooth The rising when crank 627 rotates clockwise declines when rotation counterclockwise.

The utility model includes being moved left and right by what two parallel lower guideway sliding block groups were constituted to heart mobile mechanism 63 Mechanism and the back-and-forth motion mechanism being made of two upper rail sliding block groups；Each lower guideway sliding block group is by 631 He of lower guideway Two can be oriented to the sliding block 632 to horizontally slip along the lower guideway 631 and form；Each upper rail sliding block group is by a upper rail 637 and two can be oriented to the top shoe 634 that slides back and forth along the upper rail 637 and form；Every upper rail 637 is fixed by screw In rail support plate 633, the both ends of rail support plate 633 set up the corresponding downslide for being fixedly mounted on two lower guideways 631 On block 632, the sliding block clamp 635 for locking sliding block 632 is installed on the sliding block 632, on top shoe 634 Top shoe clamp 636 for locking top shoe 634 is installed.

The bionical chewing material crushing experiment detection device of the utility model controls servo motor by chewing control system 31 revolving speed realizes that the velocity variations of simulation mankind's mastication processes, chewing control system include the host computer being connected by route Control module, programmable controller and servo controller；Servo controller controls signal with servo motor 31 and is electrically connected.Host computer Control module is used for the programmable controller input control not in the same direction instruction number according to chewing material, deposits inside programmable controller Chewing control program is contained, programmable controller is controlled according to the control instruction number of upper computer control module by servo controller The revolving speed of servo motor 31.Upper computer control module includes traditional display, host computer, keyboard and mouse.Bionical chewing Material crushing experiment detection device further includes the detection system for detecting chew characteristics, and detection system includes and PLC technology Device connected sensor and data collecting card, data collecting card pass through sensor passes to programmable controller, then by may be programmed Controller is exported to upper computer control module.Sensor includes mechanics sensor and displacement sensor.

The utility model can be used for texture of food detection, tooth test etc..Chewing control system can be using first Into expert system the mechanical part of device is controlled, dynamic is carried out to masticatory force and movement position by sensor module Detection.

Compared to the prior art, bionical chewing material crushing experiment structure of the detecting device provided by the utility model is simple, Easy to operate, the operation is stable, not only the accuracy of manufacture is of less demanding cheap, but also is able to satisfy market food inspection and artificial tooth The requirement of quality testing, therefore can satisfy the demand in market and be conducive to the universal of market.

It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting Related claim.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiments being understood that.

Claims (10)

1. a kind of bionical chewing material crushing experiment detection device, including detection rack (1) and by upper tooth mould (21) and lower tooth The apery class tooth model (2) of mould (22) composition, it is characterized in that: the detection rack (1) is by bottom plate (11), top plate (12), the long cube-shaped frame of right panel (13) He Sigen supporting vertical plate (14) composition, is installed in the detection rack (1) useful In providing the chewing driving device (3) of power output for masticatory movement；Chewing driving device (3) drive connection has use The motion profile of single dof mobility mechanism is free come the track changeable formula list for simulating human teeth chewing coronal-plane motion profile It spends telecontrol equipment (4), the track changeable formula single dof mobility device (4) drives drive block (41) movement, sagittal face angle It spends regulating device (X4) and profile constraints is carried out to drive block (41), drive block (41) kinetic energy provides a preset masticatory force Damping pre-tightening apparatus (5) movement；It is corresponding up and down with damping pre-tightening apparatus (5) on the bottom plate (11) of the detection rack (1) Tooth mould apparatus for adjusting position (6) is installed；Upper tooth mould (21) and lower tooth mould (22) in the tooth model (2) are to fall up and down Installation is set, the upper tooth mould (21) is fixedly mounted under the emulation tooth of tooth mould apparatus for adjusting position (6) on seat (61), described Lower tooth mould (22) is fixedly mounted on the bottom surface of the spring spool (51) of damping pre-tightening apparatus (5).

2. a kind of bionical chewing material crushing experiment detection device according to claim 1, it is characterized in that: the chewing Driving device (3) includes servo motor (31), small pulley (32), synchronous belt (33), big belt wheel (34) and crankshaft (35)；Described Servo motor (31) is mounted on the top plate (12) of detection rack (1) by motor cabinet (311), the small pulley (32) installation On the power output shaft of servo motor (31)；The lower section of the top plate (12) is equipped with regulating base board (38), the regulating base board (38) right end is pitched by double plate core-regulating mechanism (7) energy relative level and adjusts Floor hinge on right panel (13)；It is described Track changeable formula single dof mobility device (4) include triangular coupling rod (36), rocking bar (37) and by the second sliding equipment and The adjustable the thin end of the scroll that rocking bar core (371) collectively constitutes；The crankshaft (35) by two parallel angular contact ball bearings (391) and Bearing block (39) is rotatably installed in the bottom surface of regulating base board (38)；The small pulley (32) passes through synchronous belt (33) and big belt wheel (34) power transmitting is connected；The big belt wheel (34) is fixedly mounted on one end of crankshaft (35), the triangular coupling rod (36) first jiao is rotatablely connected by connecting rod small-end bearing and crankshaft (35), and the lower end of the rocking bar (37) passes through shaft (361) Hinge is at the right angle end of triangular coupling rod (36), and the upper end hinge of the rocking bar (37) is on rocking bar core (371), the rocking bar core (371) bottom surface of regulating base board (38) is mounted on by the second sliding equipment.

3. a kind of bionical chewing material crushing experiment detection device according to claim 2, it is characterized in that: the detection Being equipped on the top plate (12) of rack (1) can drive servo motor (31) mobile to adjust the first of synchronous belt (33) tensile force and slide Motivation structure；First sliding equipment includes the first sliding rail (G1) being fixedly mounted on top plate (12) and can be along the first sliding rail (G1) it is oriented to the first sliding block (G2) to horizontally slip；The motor cabinet (311) is fixed on the first sliding block (G2), first cunning The first clamp (G3) for the first sliding block (G2) that is locked is fitted on block (G2)；Second sliding equipment includes It is fixedly mounted on second sliding rail (H1) of regulating base board (38) bottom surface and second to horizontally slip can be oriented to along the second sliding rail (H1) Sliding block (H2)；The rocking bar core (371) is fixed on the second sliding block (H2), is fitted on second sliding block (H2) for locking Fix the second clamp (H3) of the second sliding block (H2).

4. a kind of bionical chewing material crushing experiment detection device according to claim 3, it is characterized in that: the double plate Core-regulating mechanism (7) includes the aligning pedestal (71) being bolted on right panel (13) and is worn by aligning bolt (72) If two be mounted on aligning pedestal (71) the aligning disks (73) that can be rotated up and down；Pacify on each aligning disk (73) Equipped with the locking bolt (74) for the aligning disk (73) that is locked, the regulating base board (38) passes through bolt and aligning disk (73) connecting bridge (731) is connected to a fixed.

5. a kind of bionical chewing material crushing experiment detection device according to claim 4, it is characterized in that: the sagittal Face angle adjustment device is by two parallel guide rods (X41) and fixed link (X42), stock (X43) and guide rod sliding block (X44) group At passing through elastic locknut (X45) and change and the position on right panel (13) fixed fixed link (X42)；Described in two The upper end of guide rod (X41) and the supporting vertical plate (14) of detection rack (1) corresponding position are connected to a fixed by pin (X2) rotation, and two The lower end (X41) of guide rod described in root is fixedly linked with fixed link (X42), and the upper end of two guide rods is fixed by two pin (X2) rotations In two support plates, the guide rod sliding block (X44) is two, and two guide rod sliding blocks (X44), which can slide up and down to, is sleeved on two On corresponding guide rod (X41), the stock (X43) passes through the centre bore (41a) of drive block (41), and the length with being able to rotate The both ends of bar (X43) and the guide rod sliding block (X44) of respective end are connected to a fixed.

6. a kind of bionical chewing material crushing experiment detection device according to claim 5, it is characterized in that: the right side It is machined on panel (13) together for positioning the guide rail sliding chute (13a) for adjusting the arc at sagittal plane angle adjustment device inclination angle, The right end of the fixed link (X42) slides through guide rail sliding chute (13a), which is machined with external screw thread, and And the right end spiral of fixed link (X42) is equipped with cooperation right panel (13) and is locked sagittal plane angular adjustment apparatus inclination angle The above-mentioned locknut (X45) of degree.

7. a kind of bionical chewing material crushing experiment detection device according to claim 6, it is characterized in that: the damping Pre-tightening apparatus (5) includes above-mentioned spring spool (51), spring (52), hard stop bar (53) and has strong market potential (54)；The hard stop bar (53) bottom surface of upper end and drive block (41) is connected to a fixed, the lower end of the hard stop bar (53) had strong market potential (54) wear can up and down It is slidably arranged in the barrel chamber of spring spool (51), the spring (52) is arranged in the barrel chamber of spring spool (51), should The upper end of spring (52) and hard stop bar (53) bottom surface phase apical grafting, the lower end apical grafting of the spring (52) is in spring spool (51) barrel chamber Bottom wall；The spring spool (51) be machined with for have strong market potential (54) wear the long pinhole of installation, on the hard stop bar (53) plus Work has and has strong market potential (54) guiding to slide the guide slots (53a) for wearing cooperation.

8. a kind of bionical chewing material crushing experiment detection device according to claim 7, it is characterized in that: the tooth mould Apparatus for adjusting position (6) includes seat (61) and the elevating mechanism for pushing seat (61) lifting under emulation tooth under above-mentioned emulation tooth (62) and can drive that elevating mechanism (62) all around moves to heart mobile mechanism (63)；Elevating mechanism (62) packet Include the lifting support frame (621) and lifting plate being fixedly mounted on to the rectangular frame structure on heart mobile mechanism (63) (622), ball screw (623), worm gear (624) and worm screw (625)；The ball screw (623) is two, two ball wires The longitudinal parallel rolling bearing (626) by both ends of bar (623) is rotatably installed in lifting support frame (621), the lift Lift slab (622) is matched with two ball screws (623) spiral, and the worm gear (624) is two, and two worm gears (624) are respectively It is fixedly mounted on corresponding ball screw (623), the worm screw (625) sets up with horizontally rotating is mounted on lifting support frame (621) in, one end which extends lifting support frame (621) is equipped with for manual rotary worm (625) through snail Take turns the crank (627) that (624) drive ball screw (623) driving lifting plate (622) lifting；Seat (61) is sliding under the emulation tooth The upper deckle board for passing through lifting support frame (621) dynamicly is bolted with lifting plate (622) to be connected.

9. a kind of bionical chewing material crushing experiment detection device according to claim 8, it is characterized in that: described to the heart Mobile mechanism (63) includes the left/right movement device being made of two parallel lower guideway sliding block groups and by two upper rail sliding block groups The back-and-forth motion mechanism of composition；Each lower guideway sliding block group can be led by a lower guideway (631) and two under this Sliding block (632) composition that rail (631) guiding horizontally slips；Each upper rail sliding block group is by a upper rail (637) and two can be oriented to top shoe (634) composition slid back and forth along the upper rail (637)；Upper rail described in every (637) it is fixed by screws on rail support plate (633), the both ends of rail support plate (633), which are set up, is fixedly mounted on two On the correspondence sliding block (632) of root lower guideway (631), it is equipped on the sliding block (632) for locking sliding block (632) Sliding block clamp (635), the top shoe being equipped with for locking top shoe (634) on the top shoe (634) clamps down on Device (636).

10. a kind of bionical chewing material crushing experiment detection device according to claim 9, it is characterized in that: bionical chewing Material crushing experiment detection device further includes having chewing control system for controlling servo motor (31) revolving speed and for detecting The chewing detection system of chew characteristics, the chewing control system include by route be connected upper computer control module, can Programmable controller and servo controller；The servo controller is electrically connected with servo motor (31) control signal；The nozzle Chewing detection system includes the sensor and data collecting card by connection programmable controller；The sensor includes power Learn sensor and displacement sensor.