CN112315455A

CN112315455A - Three-dimensional manufacturing equipment capable of automatically scanning limbs

Info

Publication number: CN112315455A
Application number: CN202011311891.4A
Authority: CN
Inventors: 秦朝颂
Original assignee: Hangzhou Xingtade Technology Co ltd
Current assignee: Hangzhou Xingtade Technology Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-02-05

Abstract

The invention discloses three-dimensional manufacturing equipment capable of automatically scanning limbs, which comprises a scanner main body, wherein a sleeve cavity with an upward opening is arranged in the scanner main body, a fixed sleeve is fixedly arranged at the upper end in the sleeve cavity, a sliding sleeve capable of sliding up and down is arranged at the lower side in the sleeve cavity and positioned at the lower side of the fixed sleeve, the inside of the sliding sleeve and the inside of the fixed sleeve are communicated with a scanner cavity with an upward opening, and detectors are symmetrically arranged at the left and right sides of the upper end in the scanner cavity and fixedly arranged at the upper end in the scanner cavity. Simple operation, low cost and wide application range.

Description

Three-dimensional manufacturing equipment capable of automatically scanning limbs

Technical Field

The invention relates to the technical field of three-dimensional manufacturing, in particular to three-dimensional manufacturing equipment capable of automatically scanning limbs.

Background

In the traditional medical industry market, biological materials produced in batches in factories cannot meet the requirements of patients, in the medical field, the individual difference of the patients is obvious, the patients need to be more fit with the body and pathological characteristics of the patients for treatment, for the patients needing to install artificial limbs, the suitability degree of the artificial limbs is very important, the general artificial limbs are produced in batches, the appearance is similar to bones and is not attractive, and the artificial limbs are not beautiful due to the method for customizing the artificial limbs, so that the time is long, the measurement process of the limbs of the patients is complex, the manufacturing cost of scanning machines is low, the cost is high, and the artificial limbs are not friendly to most people.

Disclosure of Invention

In order to solve the problems, the embodiment designs a three-dimensional manufacturing device capable of automatically scanning limbs, which comprises a scanner main body, wherein a sleeve cavity with an upward opening is arranged in the scanner main body, a fixed sleeve is fixedly arranged at the upper end in the sleeve cavity, a sliding sleeve capable of sliding up and down is arranged at the lower side in the sleeve cavity and positioned at the lower side of the fixed sleeve, a scanner cavity with an upward opening is communicated in the sliding sleeve and the fixed sleeve, detectors are symmetrically and fixedly arranged at the upper end in the scanner cavity, when an operator puts an arm in the upper end in the scanner cavity, the detectors at the left side and the right side can identify and detect the arm, clamping plates are respectively arranged on the inner wall at the upper end of the scanner cavity and positioned at the left side and the right side in a sliding manner, sliding baffle plates are arranged on the inner wall at the upper end in the scanner cavity and positioned at the left side and the right side in a sliding manner, the left end and the right end of the fixed sleeve are symmetrically provided with connecting cavities with downward openings, the left end of the connecting cavity is internally in threaded connection with a power rotating rod, the front end and the rear end of the inner wall of the lower end in the scanner cavity are symmetrically and slidably provided with scanning blocks, one end of each scanning block, which is close to the sliding baffle, is fixedly provided with a scanner, when an operator extends an arm into the scanner cavity, the front end of the arm abuts against the upper end face of the sliding baffle so as to drive the sliding baffle to slide downwards, the sliding baffle can drive the scanning blocks to move upwards when sliding downwards, the scanner is started to carry out all-dimensional scanning on the arm in the process of driving the scanner to move upwards through the scanning blocks, the center of the lower wall in the scanner cavity is slidably provided with a pressure block, and when the sliding baffle moves downwards, the sliding baffle abuts against the upper end face of the pressure, the power rotating rod rotates to drive the sliding sleeve to move downwards in the sleeve cavity, so that the scanning device can meet the scanning requirements of arms with different lengths.

But preferably, scanner intracavity upper end inner wall just is located the left and right sides the detector downside is equipped with the opening orientation respectively the grip block chamber at scanner chamber center, the grip block intracavity slides and is equipped with the grip block, the grip block is kept away from grip block center one end with the grip block intracavity is kept away from fixed grip block spring that is equipped with between the inner wall of grip block center one side, the left and right sides the grip block is kept away from grip block center one end extends to the left and right sides respectively the grip block intracavity with the grip block is close to grip block center one end is connected.

But preferably, two walls just are located about the scanner intracavity grip block chamber downside symmetry is equipped with the opening orientation slide damper's slip baffle chamber, the slip damper intracavity slides and is equipped with sliding connection pole, the left and right sides sliding connection pole is close to slide damper one end is the fixed connecting block that is equipped with respectively, the left and right sides the connecting block is close to slide damper one end respectively with slide damper left and right sides both ends are connected, the left side slide damper intracavity just with the left side end face fixedly connected with axis of rotation under the sliding connection pole, the outer disc array in axis of rotation left side is equipped with the rotation fixed block.

Preferably, the right side of the upper end face of the sliding sleeve is fixedly provided with a guide sliding rod, the upper end of the guide sliding rod upwards extends to the inner right end of the fixed sleeve and is connected with the connecting cavity in a sliding mode, the upper side of the left end of the sliding sleeve is fixedly provided with a motor box, the motor box is fixedly provided with a motor, the upper end face of the motor is in power connection with the lower end of the power rotating rod, the upper end of the motor box is provided with a contact switch cavity, a sliding guide plate is arranged in the contact switch cavity in a sliding mode, the lower end of the sliding guide plate is in symmetry with the upper end face of the motor box, a contact switch is fixedly arranged between the upper end face of the sliding guide plate and the upper wall of the contact switch cavity, and a sliding guide plate.

Preferably, the left side slide damper chamber lower extreme downwardly extending extremely lower extreme, left side in the scanner main part the slide damper intracavity is located lower extreme left side rotation is equipped with the rotation loop bar in the fixed sleeve, evenly be equipped with the opening orientation in the rotation loop bar rotates the rotation fixed block chamber at loop bar inner center, the axis of rotation lower extreme with contact in the rotation loop bar, rotate the fixed block can in rotate fixed block intracavity and slide, lower extreme left side just is located in the fixed sleeve rotate the loop bar outer disc and be equipped with the pulley chamber, the pulley intracavity bilateral symmetry just can the pivoted be equipped with the band pulley, the left and right sides around being equipped with the hold-in range between the band pulley, the right side the band pulley with rotate the outer disc fixed connection of loop bar, the left side the fixed band pulley shaft that is equipped with of band pulley lower extreme.

Preferably, a pressure block cavity with an upward opening is formed in the center of the lower wall in the scanner cavity, the pressure block can slide up and down in the pressure block cavity, a pressure block spring is fixedly arranged between the pressure block and the pressure block cavity, and a pressure block pull rope connected with the sliding guide plate pull rope is fixedly arranged at the center of the lower end face of the pressure block.

Preferably, the front wall and the rear wall in the scanner cavity are symmetrically provided with scanning block cavities with openings facing the pressure block, the inner wall of one side of the scanning block cavity, which is far away from the pressure block, is communicated with a lifting block cavity, the lifting block cavity is rotationally provided with a lifting rotating shaft, the lifting block cavity is internally and in threaded connection with the outer circular surface of the lifting rotating shaft, one ends of the front side and the rear side of the scanning block, which are far away from the pressure block, extend to the front side and the rear side respectively, the scanning block cavity is connected with the lifting block, the front side and the rear side of the lower end in the scanner body are symmetrically provided with driving cavities, the lower ends of the front side and the rear side of the lifting rotating shaft extend downwards to the front side and the rear side, lifting bevel gears are fixedly arranged in the driving cavities, the inner walls of the front side and the rear side of the driving cavities, and one ends of the linkage shafts, far away from the linkage cavity, on the front side and the rear side respectively extend to the front side and the rear side, and a driving bevel gear meshed with the lifting bevel gear is fixedly arranged in the driving cavity.

Preferably, the lower end in the scanner main body and positioned at the lower side of the linkage cavity are symmetrically provided with rotating cavities at left and right sides, the spline of the outer circle surface of the belt pulley shaft is connected with a rotating piece, the lower end of the rotating piece extends downwards to the left side, a rotating piece bevel gear is fixedly arranged in the rotating cavity, rotating shafts are arranged in the inner walls of the rotating cavities on the left side and the right side in a rotating way, the left end and the right end of the rotating shaft respectively extend to the left side and the right side, driven bevel gears are fixedly arranged in the rotating cavities, the driven bevel gear on the left side is meshed with the bevel gear of the rotating part, the transmission shaft is rotatably arranged between the lower wall in the linkage cavity and the upper wall in the rotating cavity on the right side, the upper end and the lower end of the transmission shaft respectively extend into the linkage cavity and the right side, driven bevel gears are fixedly arranged in the rotating cavity, the driven bevel gears are meshed with the linkage bevel gears on the front side and the rear side on the upper side, and the driven bevel gears are meshed with the driven bevel gears on the right side on the lower side.

The invention has the beneficial effects that: according to the invention, through the mode of scanning first and then stretching, the finger drives the sliding baffle to slide downwards and simultaneously drives the scanning block to slide upwards, the arm can be scanned in an all-dimensional manner in the sliding process of the scanning block, the scanning efficiency is improved, and meanwhile, the length in the cavity of the scanner can be automatically extended through the mode of driving the pressure block to move downwards by the arm, so that different requirements for arm scanning are met, the operation is simple, the cost is lower, and the application range is wider.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the structure a-a in fig. 1.

FIG. 3 is a schematic diagram of B-B in FIG. 1.

Fig. 4 is a schematic view of the structure of C-C in fig. 1.

Fig. 5 is an enlarged schematic view of D in fig. 1.

Fig. 6 is an enlarged schematic view of E in fig. 1.

Fig. 7 is an enlarged structural view of F in fig. 4.

Detailed Description

The invention will now be described in detail with reference to fig. 1-7, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to three-dimensional manufacturing equipment capable of automatically scanning limbs, which comprises a scanner main body 11, wherein a sleeve cavity 65 with an upward opening is arranged in the scanner main body 11, a fixed sleeve 33 is fixedly arranged at the upper end in the sleeve cavity 65, a sliding sleeve 27 capable of sliding up and down is arranged at the lower side in the sleeve cavity 65 and at the lower side of the fixed sleeve 33, a scanner cavity 31 with an upward opening is communicated in the sliding sleeve 27 and in the fixed sleeve 33, detectors 32 are symmetrically arranged at the upper end in the scanner cavity 31 in a left-right mode and are fixedly arranged, when an operator extends an arm into the upper end in the scanner cavity 31, the detectors 32 at the left side and the right side can identify and detect the arm, clamping plates 34 are respectively arranged at the lower sides of the detectors 32 at the left side and the right side in a sliding mode on the inner wall at the upper end in the scanner cavity 31, sliding baffles 14 are arranged at the inner walls at the upper end in the scanner cavity 31 and at, the left end and the right end of the fixed sleeve 33 are symmetrically provided with connecting cavities 29 with downward openings, the left end of the connecting cavity 29 is in threaded connection with a power rotating rod 48, the front end and the rear end of the inner wall of the lower end in the scanner cavity 31 are symmetrically and slidably provided with scanning blocks 64, one end of each scanning block 64 close to the sliding baffle 14 is fixedly provided with a scanner 63, when an operator extends an arm into the scanner cavity 31, the front end of the arm abuts against the upper end face of the sliding baffle 14 to drive the sliding baffle 14 to slide downwards, the sliding baffle 14 can drive the scanning block 64 to move upwards when sliding downwards, the scanner 63 starts to carry out omnibearing scanning on the arm in the process that the scanner 63 is driven to move upwards by the scanning blocks 64, the center of the lower wall in the scanner cavity 31 is slidably provided with a pressure block 62, when the sliding baffle 14 moves downwards, abuts against the upper end face of the pressure block 62 to drive the pressure block 62 to move downwards, the power rotating rod 48 rotates to drive the sliding sleeve 27 to move downwards in the sleeve cavity 65, so that the scanning requirements of arms with different lengths can be met.

Beneficially, the inner wall of the upper end in the scanner cavity 31 is located on the left and right sides, the lower side of the detector 32 is provided with a clamping block cavity 13 with an opening facing the center of the scanner cavity 31, a clamping block 30 is arranged in the clamping block cavity 13 in a sliding manner, one end of the clamping block 30, which is far away from the center, is located in the clamping block cavity 13, a clamping block spring 12 is fixedly arranged between the inner walls of the clamping block 30, which is located on one side of the center, the clamping plate 34, which is far away from the clamping block 30, one end of the center extends to the left and right sides respectively, and one end of the clamping block 30, which is close to the center, is located in the clamping block cavity.

Beneficially, the left wall and the right wall in the scanner cavity 31 and located at the lower side of the clamping block cavity 13 are symmetrically provided with a sliding baffle cavity 26 with an opening facing the sliding baffle 14, a sliding connecting rod 28 is slidably arranged in the sliding baffle cavity 26, the sliding connecting rod 28 is close to one end of the sliding baffle 14, and is respectively and fixedly provided with a connecting block 25, the connecting block 25 is close to the other end of the sliding baffle 14, and is respectively connected with the left end and the right end of the sliding baffle 14, the sliding baffle cavity 26 is arranged at the left side, and is fixedly connected with a rotating shaft 51 on the lower end face of the sliding connecting rod 28, and a rotating fixed block 52 is arranged on the outer circular face array at the.

Beneficially, a guide rod 24 is fixedly arranged on the right side of the upper end face of the sliding sleeve 27, the upper end of the guide rod 24 extends upwards to the inner right end of the fixed sleeve 33 and is slidably connected with the connecting cavity 29, a motor box 46 is fixedly arranged on the upper side of the left end of the sliding sleeve 27, a motor 47 is fixedly arranged in the motor box 46, the upper end face of the motor 47 is in power connection with the lower end of the power rotating rod 48, a contact switch cavity 45 is arranged at the upper end of the motor box 46, a sliding guide plate 44 is slidably arranged in the contact switch cavity 45, contact switches 50 are symmetrically and fixedly arranged between the lower end of the sliding guide plate 44 and the upper end face of the motor box 46, a sliding guide plate spring 43 is fixedly arranged between the upper end face of the sliding guide plate 44 and the inner upper wall of the contact switch cavity 45, and a sliding guide plate.

Advantageously, the lower end of the left sliding baffle cavity 26 extends downwards to the inner lower end of the scanner body 11, the left lower end of the left sliding baffle cavity 26 located in the fixed sleeve 33 is rotatably provided with a rotating sleeve rod 56, a rotary fixed block cavity 57 with an opening facing to the inner center of the rotary sleeve rod 56 is uniformly arranged in the rotary sleeve rod 56, the lower end of the rotating shaft 51 is contacted with the inside of the rotating loop bar 56, the rotating fixed block 52 can slide in the rotating fixed block cavity 57, a belt wheel cavity 53 is arranged on the left side of the inner lower end of the fixed sleeve 33 and on the outer circular surface of the rotating sleeve rod 56, the belt wheel cavity 53 is internally provided with belt wheels 54 which are bilaterally symmetrical and can rotate, a synchronous belt 55 is wound between the belt wheels 54 on the left side and the right side, the belt wheel 54 on the right side is fixedly connected with the outer circular surface of the rotating sleeve rod 56, and the lower end of the belt wheel 54 on the left side is fixedly provided with a belt wheel shaft 17.

Advantageously, a pressure block cavity 59 with an upward opening is arranged at the center of the lower wall in the scanner cavity 31, the pressure block 62 can slide up and down in the pressure block cavity 59, a pressure block spring 60 is fixedly arranged between the pressure block 62 and the pressure block cavity 59, and a pressure block pull rope 61 connected with the sliding guide pull rope 49 is fixedly arranged at the center of the lower end face of the pressure block 62.

Beneficially, the front wall and the rear wall of the scanner cavity 31 are symmetrically provided with a scanning block cavity 37 with an opening facing the pressure block 62, the inner wall of the scanning block cavity 37 on the side away from the pressure block 62 is communicated with a lifting block cavity 38, the lifting block cavity 38 is rotatably provided with a lifting rotating shaft 39, a lifting block 58 is connected in the lifting block cavity 38 and in threaded connection with the outer circular surface of the lifting rotating shaft 39, one end of the scanning block 64 on the front side and the rear side, which is far away from the pressure block 62, extends into the scanning block cavity 37 on the front side and the rear side respectively to be connected with the lifting block 58, the front side and the rear side of the lower end in the scanner body 11 are symmetrically provided with driving cavities 35 on the front side and the rear side, the lower ends of the lifting rotating shaft 39 on the front side and the rear side extend downwards into the driving cavities 35 on the front side and the rear side respectively to be fixedly provided with lifting bevel gears, one end of the linkage shaft 40, which is positioned in the linkage cavity 23, is fixedly provided with a linkage bevel gear 42, and the ends, far away from the linkage cavity 23, of the linkage shaft 40 at the front side and the rear side respectively extend to the front side and the rear side, and a drive bevel gear 41 meshed with the lifting bevel gear 36 is fixedly arranged in the drive cavity 35.

Beneficially, the scanner body 11 is provided with a rotation cavity 15 at the lower end thereof and located at the lower side of the linkage cavity 23 in a bilateral symmetry manner, a rotation member 16 is splined to the outer circular surface of the pulley shaft 17, the lower end of the rotation member 16 extends downwards to the left side, a rotation member bevel gear 20 is fixedly arranged in the rotation cavity 15, a rotation shaft 18 is rotatably arranged in the inner walls of the rotation cavity 15 at the left side and the right side, the left end and the right end of the rotation shaft 18 respectively extend to the left side and the right side, a driven bevel gear 19 is fixedly arranged in the rotation cavity 15, the driven bevel gear 19 at the left side is engaged with the rotation member bevel gear 20, a transmission shaft 22 is rotatably arranged between the lower wall in the linkage cavity 23 and the upper wall in the rotation cavity 15 at the right side, the upper end and the lower end of the transmission shaft 22 respectively extend to the linkage cavity 23 and the right side, a driven, the driven bevel gear 21 at the lower side is meshed with the driven bevel gear 19 at the right side.

The following describes in detail the use steps of a three-dimensional manufacturing apparatus capable of automatically scanning a limb with reference to fig. 1 to 7:

in the initial state, the holding block spring 12 is in the natural state, the sliding baffle 14 is located at the upper end in the scanner cavity 31, the pressure block spring 60 is in the natural state, the scanning block 64 is located at the lower end in the scanner cavity 31, the upper and lower contact switches 50 are separated, the sliding guide plate spring 43 is in the compressed state, and the detector 32 and the scanner 63 are in the stop state.

When the arm passes through the left and right clamping plates 34, the left and right clamping plates 34 are driven to press in the direction away from the center in the scanner cavity 31 along with the extension of the arm, and the clamping block springs 12 attach the clamping plates 34 to the arm to further fix the position of the arm, so that the influence of the arm shaking on the scanning work is prevented;

when the lower end of the arm finger abuts against the upper end face of the sliding baffle 14 to drive the sliding baffle 14 to slide downwards, the sliding baffle 14 drives the sliding connecting rod 28 to move downwards through the connecting block 25, the left sliding connecting rod 28 drives the rotating shaft 51 to move downwards, the lower end of the rotating shaft 51 is located in the rotating sleeve 56 and the rotating shaft 51 drives the rotating fixed block 52 to move downwards, the rotating fixed block 52 is contacted with the rotating fixed block cavity 57 and further drives the rotating sleeve 56 to rotate through the rotating fixed block cavity 57, the rotating sleeve 56 rotates to drive the right belt pulley 54 to rotate, the right belt pulley 54 drives the left belt pulley 54 to rotate through the synchronous belt 55, the left belt pulley 54 drives the belt pulley shaft 17 to rotate and further drives the rotating member 16 to rotate through the spline, the rotating member 16 drives the rotating member bevel gear 20 to rotate and further drives the left, the left driven bevel gear 19 drives the right driven bevel gear 19 to rotate through a rotating shaft 18 fixedly connected with the left driven bevel gear 19, the right driven bevel gear 19 drives a lower driven bevel gear 21 to rotate through gear meshing, the lower driven bevel gear 21 drives the upper driven bevel gear 21 to rotate through a transmission shaft 22, the upper driven bevel gear 21 drives a front linkage bevel gear 42 and a rear linkage bevel gear 42 to simultaneously rotate through gear meshing, the linkage bevel gears 42 drive a driving bevel gear 41 to rotate through a linkage shaft 40, the driving bevel gear 41 drives a lifting bevel gear 36 to rotate through gear meshing, the lifting bevel gear 36 drives a lifting rotating shaft 39 to rotate, the lifting rotating shaft 39 drives a lifting block 58 to vertically slide in a lifting block cavity 38 through threaded connection, the lifting block 58 drives a scanner 63 to move upwards through fixed connection with the scanner block 64, and the arm in the scanner cavity 31 is subjected to omnibearing scanning in;

when the lower end of the finger drives the lower end of the sliding baffle plate 14 to abut against the upper end face of the pressure block 62, the sliding baffle plate 14 drives the pressure block 62 to slide downwards and further drives the pressure block pull rope 61 to move downwards, the pressure block pull rope 61 drives the connected sliding guide plate pull rope 49 to move downwards, the sliding guide plate pull rope 49 drives the sliding guide plate 44 to move downwards through the sliding guide plate spring 43, the upper side contact switch 50 is contacted with the lower side contact switch 50, then the motor 47 is started through the motor box 46, the motor 47 rotates the power rotating rod 48 to drive the power rotating rod 48 to slide downwards in the left connecting cavity 29 through threaded connection, the power rotating rod 48 drives the sliding sleeve 27 to slide downwards in the sleeve cavity 65 through the motor box 46, when the lower end of the finger does not drive the pressure block 62 to move downwards, the motor 47 stops working, the sliding sleeve 27 does not move any more, and the three-dimensional manufacturing is carried out after the data obtained by scanning.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. A three-dimensional manufacturing equipment capable of automatically scanning limbs comprises a scanner main body, and is characterized in that: the scanner comprises a scanner body, wherein a sleeve cavity with an upward opening is arranged in the scanner body, a fixed sleeve is fixedly arranged at the upper end in the sleeve cavity, a sliding sleeve capable of sliding up and down is arranged at the lower side in the sleeve cavity and positioned at the lower side of the fixed sleeve, a scanner cavity with an upward opening is communicated in the sliding sleeve and the fixed sleeve, detectors are symmetrically and fixedly arranged at the upper end in the scanner cavity in a bilateral mode, when an operator extends an arm into the upper end in the scanner cavity, the detectors can identify and detect the arm at the left side and the right side, a clamping plate is respectively slidably arranged at the lower side of the detectors at the upper end of the scanner cavity and positioned at the left side and the right side, a sliding baffle is slidably arranged at the lower side of the clamping plate at the upper end in the scanner cavity and positioned at the left side and the right side, connecting cavities with downward openings, the front end and the rear end of the inner wall of the lower end in the scanner cavity are symmetrically and slidably provided with scanning blocks, one end of each scanning block close to the sliding baffle is fixedly provided with a scanner, when an operator extends an arm into the scanner cavity, the front end of the arm is abutted against the upper end surface of the sliding baffle, thereby driving the sliding baffle to slide downwards, and driving the scanning block to move upwards when the sliding baffle slides downwards, when the scanner is driven to move upwards by the scanning block, the scanner starts to carry out omnibearing scanning on the arm, a pressure block is arranged at the center of the lower wall in the cavity of the scanner in a sliding manner, when the sliding baffle moves downwards to abut against the upper end surface of the pressure block and drive the pressure block to move downwards, the power rotating rod rotates to drive the sliding sleeve to move downwards in the sleeve cavity, so that the scanning device can meet the scanning requirements of arms with different lengths.

2. A three-dimensional manufacturing apparatus capable of automatically scanning a limb according to claim 1, wherein: scanner intracavity upper end inner wall just is located the left and right sides the detector downside is equipped with the opening orientation respectively the grip block chamber at scanner chamber center, the grip block intracavity slides and is equipped with the grip block, the grip block is kept away from grip block center one end with the grip block intracavity is kept away from fixed grip block spring that is equipped with between the inner wall of grip block center one side, the left and right sides the grip block is kept away from grip block center one end extends to the left and right sides respectively the grip block intracavity with the grip block is close to grip block center one end is connected.

3. A three-dimensional manufacturing apparatus capable of automatically scanning a limb according to claim 2, wherein: two walls just are located about the scanner intracavity grip block chamber downside symmetry is equipped with the opening orientation slide damper's slide damper chamber, the slide damper intracavity slides and is equipped with sliding connection pole, the left and right sides sliding connection pole is close to slide damper one end is the fixed connecting block that is equipped with respectively, the left and right sides the connecting block is close to slide damper one end respectively with slide damper left and right sides both ends are connected, the left side slide damper intracavity just with the left side terminal surface fixedly connected with axis of rotation under the sliding connection pole, the outer disc array in axis of rotation left side is equipped with the rotation fixed block.

4. A three-dimensional manufacturing apparatus capable of automatically scanning a limb according to claim 1, wherein: the fixed slide bar that is equipped with in sliding sleeve up end right side, it upwards extends to lead slide bar upper end in the fixed sleeve right-hand member with connect chamber sliding connection, the fixed motor case that is equipped with in sliding sleeve left end upside, the fixed motor that is equipped with of motor incasement, the motor up end with power bull stick lower extreme power is connected, motor case upper end is equipped with the contact switch chamber, the sliding of contact switch intracavity is equipped with the slide guide, the slide guide lower extreme with symmetry just fixes being equipped with the contact switch between the motor case up end, the slide guide up end with fixed slide guide spring that is equipped with between the contact switch intracavity upper wall, slide guide up end fixedly connected with slide guide stay cord.

5. A three-dimensional manufacturing apparatus capable of automatically scanning a limb according to claim 3, wherein: left side slide damper chamber lower extreme downwardly extending extremely lower extreme, left side in the scanner main part the slide damper intracavity is located lower extreme left side is rotated and is equipped with the rotation loop bar in the fixed sleeve, evenly be equipped with the opening orientation in the rotation loop bar rotate the rotation fixed block chamber at loop bar inner center, the axis of rotation lower extreme with contact in the rotation loop bar, rotate the fixed block can in rotate the fixed block intracavity and slide, lower extreme left side just is located in the fixed sleeve rotate the loop bar disc and be equipped with the pulley chamber, the pulley intracavity bilateral symmetry just can the pivoted be equipped with the band pulley, the left and right sides around being equipped with the hold-in range between the band pulley, the right side the band pulley with rotate the outer disc fixed connection of loop bar, the left side the fixed band pulley shaft that is equipped with of band pulley lower.

6. The three-dimensional manufacturing apparatus capable of automatically scanning a limb according to claim 4, wherein: the scanner is characterized in that a pressure block cavity with an upward opening is formed in the center of the lower wall in the scanner cavity, the pressure block can slide up and down in the pressure block cavity, a pressure block spring is fixedly arranged between the pressure block and the pressure block cavity, and a pressure block pull rope connected with the slide guide plate pull rope is fixedly arranged at the center of the lower end face of the pressure block.

7. A three-dimensional manufacturing apparatus capable of automatically scanning a limb according to claim 1, wherein: a scanning block cavity with an opening facing the pressure block is symmetrically arranged on the front wall and the rear wall in the scanner cavity, an elevating block cavity is communicated with the inner wall of one side of the scanning block cavity, which is far away from the pressure block, an elevating rotating shaft is arranged in the elevating block cavity in a rotating manner, an elevating block is connected in the elevating block cavity and in threaded connection with the outer circular surface of the elevating rotating shaft, one end of the scanning block on the front side and the rear side, which is far away from the pressure block, extends to the front side and the rear side respectively, the scanning block cavity is connected with the elevating block, driving cavities are symmetrically arranged on the front side and the rear side of the lower end in the scanner body, the lower end of the elevating rotating shaft on the front side and the rear side extends downwards to the front side and the rear side, an elevating bevel gear is fixedly arranged in the driving cavities on the front side and, and one ends of the linkage shafts, far away from the linkage cavity, on the front side and the rear side respectively extend to the front side and the rear side, and a driving bevel gear meshed with the lifting bevel gear is fixedly arranged in the driving cavity.

8. The three-dimensional manufacturing apparatus capable of automatically scanning a limb according to claim 7, wherein: a rotating cavity is symmetrically arranged at the left and right sides of the lower end in the scanner main body and positioned at the lower side of the linkage cavity, a rotating part is connected with the spline of the outer circular surface of the belt wheel shaft, the lower end of the rotating part extends downwards to the left side, a rotating part bevel gear is fixedly arranged in the rotating cavity, rotating shafts are arranged in the inner walls of the rotating cavity on the left side and the right side in a rotating way, the left end and the right end of the rotating shaft respectively extend to the left side and the right side, driven bevel gears are fixedly arranged in the rotating cavities, the driven bevel gear on the left side is meshed with the bevel gear of the rotating part, the transmission shaft is rotatably arranged between the lower wall in the linkage cavity and the upper wall in the rotating cavity on the right side, the upper end and the lower end of the transmission shaft respectively extend into the linkage cavity and the right side, driven bevel gears are fixedly arranged in the rotating cavity, the driven bevel gears are meshed with the linkage bevel gears on the front side and the rear side on the upper side, and the driven bevel gears are meshed with the driven bevel gears on the right side on the lower side.