WO2005018314A1 - 母貝の切出方法及び装置 - Google Patents
母貝の切出方法及び装置 Download PDFInfo
- Publication number
- WO2005018314A1 WO2005018314A1 PCT/JP2003/010662 JP0310662W WO2005018314A1 WO 2005018314 A1 WO2005018314 A1 WO 2005018314A1 JP 0310662 W JP0310662 W JP 0310662W WO 2005018314 A1 WO2005018314 A1 WO 2005018314A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- mother
- cutting
- thickness
- mussel
- cutting blade
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
- A01K61/50—Culture of aquatic animals of shellfish
- A01K61/54—Culture of aquatic animals of shellfish of bivalves, e.g. oysters or mussels
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Definitions
- the present invention relates to a method and an apparatus for cutting out a mother pearl that cuts out a pearl nucleus from the mother mussel.
- FIG. 14 there is a type using a bar-shaped cutting blade 105 which is arranged vertically facing each other.
- the cutting blade 105 is provided with a blade 107 having a hemispherical concave portion 107a at the tip.
- the mother pearl 101 is sandwiched between the cutting blades 105 of the cutting blade 105, and the two cutting blades 105 are rotated about the axis while approaching each other, thereby obtaining a spherical pearl.
- the nucleus is cut out from the mother scallop 101.
- the cutting and polishing of the pearl nucleus can be performed in one operation, and the workability is superior to the above-described cutting method.
- pearls are produced by forming a nacre on the surface of the pearl nucleus.
- the mother shell 101 is cut into strips of a certain width, Both the thick and thin sections of the shell 101 have the same planar size. For this reason, if cut out to match the thick part, the planar shape becomes unnecessarily large with respect to the thickness in the thin part.
- the pearl nucleus cannot be polished to a diameter larger than the thickness of the cut piece 103. Therefore, in the cut piece 103 cut out from a thin portion, the planar shape is cut out relatively large as compared with the thickness, and if the polishing is performed according to the thickness, the polishing amount is unnecessarily large. For this reason, there is a problem that the yield as viewed from the entire mother oyster is reduced.
- the method shown in Fig. 14 also has a problem in that the cutting blade 105 cannot form a pearl nucleus other than the pearl nucleus having a uniform size from the mother shell 101, and the yield as viewed from the entire mother shell decreases. Disclosure of the invention
- An object of the present invention is to provide a method and an apparatus for cutting out a mother mussel, which can cut out a pearl nucleus from the mother mussel as large as possible with good yield.
- An object of the present invention is to obtain information on a change in the overall thickness of a mother mussel for cutting out a pearl nucleus, and to increase the area ratio on the mother mussel surface at a thicker portion according to the change in the thickness from the mother mussel. This is achieved by cutting out the cut pieces.
- the pearl nucleus can be cut out from the mother mussel as large as possible, and the yield can be improved.
- the cut piece has a columnar shape having a diameter corresponding to the thickness. Therefore, since the cut piece has a cylindrical shape, the portion to be polished when forming the pearl nucleus can be reduced, and the yield can be improved.
- a mother shellfish cutting device comprising: a supporting means for detachably supporting a mother shell; a cutting blade capable of cutting out a cut piece from the mother shell; and a change in thickness of the mother shell.
- Driving means capable of relatively driving at least one of the support means and the cutting blade is provided so that a thicker portion increases the area ratio on the surface of the mother mussel and cuts out a cut piece.
- the mother shell is supported by the support means, and at least one of the support means and the cutting blade is relatively driven by the drive means, so that the mother part is thicker according to the change in thickness from the mother shell for cutting out the pearl nucleus.
- Cut pieces can be cut out by increasing the area ratio on the shell surface. Then, by polishing the cut piece, a spherical pearl nucleus according to the size of the cut piece can be formed. For this reason, the pearl nucleus can be cut out from the mother mussel as large as possible, and the yield can be improved.
- the cutting blade is formed in a wire shape, and the driving unit cuts the cutting blade with respect to the mother shell and travels, and the supporting unit includes the supporting unit of the cutting blade. Move in a direction along a plane perpendicular to the running direction.
- the cutting blade formed in a wire shape can be cut and traveled with respect to the mother shell, and the supporting means can be moved by a driving means in a direction along a plane orthogonal to the running direction of the cutting blade. . For this reason, it is easy to cut out the cut pieces from the mother shell for cutting out the pearl nucleus by increasing the area ratio on the mother shell surface as the thickness increases in accordance with the change in thickness.
- the cutting blade is formed in a wire shape, the yield can be further improved by making the cutting blade thin.
- the support means may include a clamp portion for clamping the mother shell, and an XY slide for moving the clamp portion in a direction along the plane. With a table.
- the mother shell can be clamped by the clamp part, and the clamp part can be moved in the direction along the plane by the XY stage, so that the cut piece can be reliably cut out from the mother shell.
- the apparatus for cutting out a mother mussel of the present invention includes a thickness measuring means for measuring a change in the thickness of the mother mussel supported by the supporting means, and the driving means is adapted to detect a change in the thickness measured by the thickness measuring means. Accordingly, at least one of the support means and the cutting blade is relatively driven.
- a change in the thickness of the mother mussel supported by the support means is measured by the thickness measurement means, and at least one of the support means and the cutting blade is relatively moved in accordance with the change in the thickness measured by the thickness measurement means by the drive means. It can be driven dynamically. Therefore, it is possible to easily and surely cut out the cut pieces from the mother mussel for cutting out the pearl nucleus by increasing the area ratio on the mother mussel surface as the thickness increases in accordance with the change in thickness.
- FIG. 1 is a partially sectional side view showing a mother shellfish cutting device according to the present invention.
- FIG. 2 is a plan view of the mother shellfish cutting device shown in FIG. 1 taken along the line SA-SA.
- FIG. 3 is a front view of a cutting machine provided in the cutting device shown in FIG. 4
- (a) is a perspective view showing a cutting blade used in the cutting device shown in FIG. 1
- (b) is a perspective view showing another embodiment of the cutting blade
- (c) is a perspective view. It is a perspective view which shows another Example of a cutting blade.
- FIG. 5 is an enlarged plan view of a clamp portion provided in the mother shellfish cutting device shown in FIG.
- FIG. 6 is a front view of a clamp portion provided in the mother shellfish cutting device shown in FIG.
- FIG. 7 is a perspective view of a schematic configuration of the clamp unit shown in FIG. 5.
- FIG. 8 is an explanatory diagram showing a measurement state of a thickness sensor provided in the cutting device shown in FIG.
- FIG. 9 is a plan view of measurement points of the thickness of the mother mussel by the thickness sensor shown in FIG.
- FIG. 10 is a plan view of a cut piece path of the mother mussel by the cutting machine shown in FIG.
- FIG. 11 is a perspective view showing a cut piece cut out by the cutting device of FIG.
- FIG. 12 is an operation explanatory view showing a conventional method for cutting a mother mussel.
- FIG. 13 is a perspective view of a cut piece cut out by the cutting method shown in FIG.
- FIG. 14 is a cross-sectional view showing another conventional method for cutting out a mother mussel. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 is a partial cross-sectional side view showing a mother shellfish cutting device according to the present invention
- FIG. 2 is a partial cross-sectional plan view taken along line SA-SA of the mother shellfish cutting device shown in FIG.
- FIG. 3 is a front view of the cutting device shown in FIG.
- a mother shellfish cutting device 1 cuts a pearl nucleus from a mother shell 3 such as a shellfish.
- the cutting device 1 for the mother shell 3 is a cutting machine 7 for cutting out pieces 5 from the mother shell 3, a thickness measuring device 11 for detecting the thickness of the mother shell 1, and a support for the mother shell 3.
- the cutting machine 7 includes a machine base 25 fixed to a base 23, as shown in FIGS.
- the cutting blade 13 is supported on this machine base 25
- the cutting blade 13 is, for example, as shown in FIG. FIG. 4 (a) is a perspective view of a cutting blade used in the cutting device shown in FIG. 1, (b) is a perspective view showing another embodiment of the cutting blade, and (c) is a perspective view of the cutting blade. It is a perspective view which shows another Example.
- the cutting blade 13 is formed by electrodepositing a plurality of diamond pieces 17 on the outer peripheral surface of a steel wire having a circular cross section to form a blade.
- the cutting blade 19 in FIG. 4 (b) is formed of a wire saw which is formed in a wire shape and has a blade 19a integrally on one side only, and the cutting blade 19 in FIG. 4 (c). 21 is like a spiral saw formed in a spiral shape.
- the machine base 25 is provided with a lower support part 27 and an upper support part 15 which are vertically opposed.
- the lower support portion 27 is directly supported by the machine base 25, and can move up and down within a certain range.
- the end of the cutting blade 13 is inserted into the lower support part 27 and fixed by fastening the screw 33.
- the upper support 15 is detachably attached to the tip of the arm 29.
- the arm part 29 extends from the machine base 25.
- the upper support part 15 includes a movable clamp part 31.
- the movable clamp portion 31 is urged inwardly (upward in FIG. 1) of the upper support portion 15 by a built-in spring (not shown).
- the end of the cutting blade 13 is detachably inserted into and supported by the movable clamp portion 31. With this joint support, tension is applied to the cutting blade 13 via the movable clamp part 31.
- a driving unit 16 for driving the cutting blade 13 is provided in the machine base 25.
- the drive section 16 is composed of, for example, a motor and a motion conversion mechanism.
- the drive unit 16 converts the rotation of the motor into linear motion by a motion conversion mechanism, and drives the lower support unit 27 linearly within a certain range in the vertical direction. It has become.
- the cutting blade 13 is reciprocally driven by the driving of the lower support portion 27 and the cooperation of the spring to perform the cutting and running.
- the drive control of the drive unit 16 is performed by a control device (not shown).
- the thickness measuring device 11 contacts the front and back of the mother mussel 3 to be measured and detects its thickness.
- the thickness measuring device 11 is provided with a pair of sensor sections 69 opposed to each other.
- Each sensor section 69 is supported by a vertical movement stage 67.
- the vertical movement stage 67 is movable in the Z direction.
- Each sensor section 69 can move in contact with and separate from the mother mussel 3 via a vertically moving stage 67. Therefore, the vertical movement stage 67 constitutes a support means.
- the vertical movement stage 67 includes a support base 65 fixed to the base 23, a ball screw 71 provided on the support base 65, and a ball screw 71. It consists of a supported frame part 73.
- the ball screw 71 is arranged on the support base 65 along the Z direction.
- the lower end of the ball screw 71 is rotatably supported by a bearing 75 fixed to the support base 65, and the upper end is connected to a screw drive section 77 fixed to the support base 65.
- the ball screw 71 can be driven to rotate around the axis by the screw driving section 77.
- the screw driving section 77 is composed of, for example, a stepping motor, and is driven and controlled by a control device.
- arms 73c and 73d are connected to the upper and lower sides of a vertical frame 73a, and the shape in a side view is open toward the cutting machine 7 side.
- the vertical frame 73a is provided with a screw receiving portion 73b at an upper and lower middle portion.
- the screw receiving portion 73b has a nut portion inside. The nut part is screwed into the ball screw 71. Therefore, the frame portion 73 is supported so as to be movable in the Z direction by the rotation of the ball screw 71.
- the sensor portions 69 are formed on the frame portions 73 so as to face each other. Arms 73c and 73d protrude from the tip.
- the sensor unit 69 has a contact detection circuit provided therein. At the tip of the sensor section 69, a contact section 69a for operating the contact detection circuit is provided.
- the contact portion 69a is urged in a protruding direction by an unillustrated urging member such as a spring, and can be pushed into the sensor unit 69 against the urging force of the urging member.
- the frame portion 73 is moved in the Z direction, that is, moved up and down, so that both the sensor portions 69 can be moved in contact with and away from the mother shell 3.
- the contact portion 69a of the two sensor portions 69 comes into contact with the mother shell 3 and is pushed in by the contact / separation movement, the contacts come into contact and the signal is input to the control device.
- the control device stores the vertical position of the contact portion 69a at the time of contact with the mother mussel 3 based on the input signal.
- the support 9 is disposed between the cutting machine 7 and the thickness measuring device 11.
- the support 9 includes a clamp 35 for clamping the shell 3 and an XY stage 37 for movably supporting the clamp 35 in a plane direction (XY direction in FIG. 2). .
- FIG. Fig. 5 is an enlarged plan view of the clamp provided in the mother shell cutting device shown in Fig. 1
- Fig. 6 is an enlarged plan view of the clamp provided in the mother shell cutting device shown in Fig. 5.
- FIG. 7 is a perspective view of a schematic configuration of the clamp unit shown in FIG.
- the clamp portion 35 is formed of a plate-like body, and is horizontally arranged beside the cutting blade 13.
- the clamp portion 35 includes three frame portions 35c, 35d, and 35e, and is formed so as to open toward the cutting blade 13 in a plan view shape.
- the clamp portion 35 allows the cutting blade 13 to be relatively introduced between the frame portions 35d and 35e from the opening side.
- a plurality of screw holes 35b are connected to the top of each frame 35c, 35d, 35e of the clamp 35, respectively. Is established.
- a concave step 35 a is provided on the inner peripheral side of the clamp 35.
- the step portion 35 a is for placing and positioning the outer peripheral side of the mother mussel 3.
- a plurality of jigs 39 are detachably mounted on the upper surface of each of the frame portions 35c, 35d, 35e in the clamp portion 35.
- On the lower surface of each jig 39 for example, a buffering abutting portion 39b made of hard rubber is provided.
- Each hole 39 has a long hole 39a formed therethrough.
- a bolt 41 is inserted into the elongated hole 39a so that the bolt 41 can be selectively fastened to the screw hole 35b.
- Such a jig 39 is attached to the clamp portion 35 by tightening the bolt 41, so that the contact portion 39b abuts on the surface of the mother shell 3, and the mother shell 3 is clamped. Can be supported (clampable).
- the jig 39 is attached to the clamp portion 35 by selectively using a plurality of screw holes 35b, and the mounting position to the clamp portion 35 is shifted by the elongated hole 39a. The regularly shaped mother mussel 3 can be reliably supported on the clamp portion 35.
- the XY stage 37 has a lower plate 43 movable in the left-right direction (Y direction in FIG. 2) as shown in FIGS. (X direction in the figure).
- the lower plate 43 and the upper plate 45 are formed in substantially the same shape.
- the lower plate 43 is located below the upper plate 45, and its planar shape substantially overlaps the upper plate 45 in FIG.
- the planar shape of the lower plate 43 will be described with reference to the upper plate 45.
- the lower plate 43 is formed in a shape corresponding to the clamp portion 35, and is open to the cutting machine 7 side.
- the lower plate 43 is formed to have a dimension in the X direction larger than that of the cutting machine 7, and both sides protrude in the X direction from both sides of the cutting machine 7.
- the lower plate 43 is slidably supported in the Y direction on both sides in the X direction by guide rails 47 and 49.
- the guide rails 47, 49 are fixed to the base 23 via leg portions 50. These guide rails 47, 49 extend in parallel with the cutting machine 7 along the Y direction on both sides in the X direction.
- the one guide rail 47 is formed in a gutter shape with an upper opening, and has a guide groove 47a.
- a ball screw 47b is arranged along the longitudinal direction at the center in the width direction of the guide groove 47a.
- a screw drive unit 47c composed of, for example, a stepping motor is provided.
- One end of the ball screw 47b is connected to the screw drive 47c.
- a bearing 47d of a ball screw 47b is provided at the other end of the guide rail 47.
- the other end of the ball screw 47b is rotatably supported by the bearing 47d.
- the screw driving section 47c is driven and controlled by the control device, and is driven to rotate around an axis.
- engaging portions 51, 53 are mounted on guide rails 47, 49 on both sides in the X direction.
- the engaging portions 51 and 53 are not clearly shown in the drawing because they are located below the below-described engaging portions 61 and 63 of the upper plate 45.
- the engaging portion 51 is arranged corresponding to the guide rail 47, and has a nut portion inside.
- a nut portion that has entered the guide groove 47a of the guide rail 47 is screwed to the ball screw 47b. Therefore, when the ball screw 47b is driven to rotate around the axis, the engaging portion 51 moves along the guide groove 47a.
- the engaging portion 53 is arranged corresponding to the guide rail 49, has a cross-sectional shape similar to that of an engaging portion 63 described later shown in FIG. 1, and has a guide groove 5 3a having a lower opening. have.
- the guide groove 53a is slidably engaged with the guide rail 49.
- the lower plate 43 is ball screw 47 by the screw driving part 47c.
- driving b it is possible to move in the Y direction along guide rails 47 and 49.
- the upper plate 45 is formed in a shape corresponding to the clamp portion 35 similarly to the lower plate 43, and is disposed horizontally on the lower plate 43. I have.
- a concave step 45a is provided along the inner law.
- the step portion 45a is for fitting and positioning the clamp portion 35 on the inner peripheral side.
- the clamp portion 35 is positioned so as to fit into the step portion 45 a, and is detachably fixed to the upper plate 45 by bolts 55.
- the upper plate 45 is slidably supported in the X direction on both sides in the Y direction by guide rails 57 and 59.
- the guide rails 57 and 59 are fixed to upper surfaces on both sides in the Y direction of the lower plate 43 and extend in the X direction.
- the one guide rail 57 is configured similarly to the guide rail 47 described above. That is, the guide rail 57 is formed in a gutter shape whose upper part is open. On the guide rail 57, a ball screw 57b is disposed along the longitudinal direction at the center in the width direction of the guide groove 57a. The ball screw 57 b is driven by a screw driving unit 57 c composed of, for example, a stepping motor. The screw drive section 57c is driven and controlled by the control device.
- the other guide rail 59 is provided as a pair in the X direction.
- the pair of guide rails 59 are linearly arranged with an interval.
- the cutting blade 13 can move toward the clamp portion 35 through a space between the guide rails 59.
- Each guide rail 59 has a base 59 a, and the base 59 a is fixed to the upper surface of the lower plate 43.
- engaging portions 61, 63 are provided on guide rails 57, 59 on both sides in the Y direction.
- the engaging portion 61 is formed in the same manner as the engaging portion 51, and has a nut portion inside.
- the nut portion of the engaging portion 61 is screwed into the ball screw 57b in the guide groove 57a.
- the engaging portion 61 moves along the guide groove 57a.
- the engaging portion 63 is formed similarly to the engaging portion 53, and includes a guide groove 63a.
- the engagement portion 63 has a guide groove 63 a that is slidably engaged with the guide rail 59.
- the upper plate 45 can be moved in the X direction along the guide rails 57 and 59 with respect to the lower plate 43 by driving the ball screw 57 b. Then, the clamp portion 35 can be freely moved within a plane in the XY direction by moving the lower plate 43 in the Y direction and moving the upper plate 45 in the X direction.
- the control device under the control of the control device, information on the change in the overall thickness of the mother mussel 3 is acquired by the thickness measuring device 11, and The cut pieces 5 are cut out from the shell 3 by increasing the area ratio on the mother shell surface as the thickness increases in accordance with the thickness change.
- the acquisition of the information on the change in the thickness of the mother mussel 3 is performed based on the measurement of the overall change in the thickness of the mother mussel 3 by the thickness measuring device 11.
- the mother shell 3 is previously supported on the clamp section 35 on the XY stage 37 as described above.
- the clamp section 35 is transferred by the XY stage 37 to the thickness measuring apparatus 11 waiting at the specified position, and the mother shell 3 is disposed between the sensor sections 69a.
- FIG. 8 is an explanatory diagram showing a measurement state.
- the contact portions 69 a of the upper and lower sensor portions 69 alternately contact the front and back of the mother shell 3 and are pushed in. That is, the frame part 73 is moved in the Z direction, and the contact part 69 a of one sensor part 69 is brought into contact with the mother shell 3 and pushed in. Next, the frame part 73 is moved to the opposite side in the Z direction, and the contact part 69 a of the other sensor part 69 is moved into contact with the mother mussel 3 and pushed in. With this push, the contact detection circuits of both sensor sections 69 are conducted. By this conduction, the moving distance of both contact portions 69a from the initial standby position is calculated, and the contact distance is subtracted from the fixed distance between both contact portions 69a.
- the thickness of the mother mussel 3 at (measuring point 78 in FIG. 9) is calculated by the control device.
- the contact position of the contact portion 69a is also stored.
- the XY stage 37 shifts the clamp portion 35 in the XY direction to change the contact position of the sensor portion 69 with the mother shell 3 and continuously performs the same operation as described above. Do.
- the thickness of the mother mussel 3 is measured at a plurality of measurement points 78. This measurement is performed, for example, in a matrix form on the mother 3.
- the control device calculates the three-dimensional shape of the mother shell 3 based on the calculation results of the thickness at the plurality of measurement points 78. That is, the three-dimensional shape of the front and back surfaces of the mother shell 3 on the clamp portion 35 is calculated from the thickness at each of the measurement points 78 in the matrix and the stored value of the contact position of the contact portion 69a. Therefore, a three-dimensional shape including the thickness direction of the mother shell 3 can be easily measured and acquired as the change information of the thickness of the mother shell 3.
- the cut piece trajectory of the cut piece 5 is determined in order from the region where the cut piece 5 can be cut out largely, for example, the thick part.
- the determination of the cut-out piece trajectory is performed such that the control device can cut out the cut-out piece 5 the largest based on the calculated three-dimensional shape. For example, determine the cylinder with the diameter corresponding to the largest pearl nucleus from the three-dimensional shape.
- This operation is sequentially performed in the three-dimensional shape area, and a plurality of cut piece trajectories 79 are determined, for example, as shown in FIG. 5 and FIG. Then, based on the determined plurality of cut piece trajectories 79, a cut path 81 through which the cutting blade 13 of the cutting machine 7 passes is determined.
- the shortest path 81 is determined so as not to affect the extraction.
- the cutting machine 7 performs cutting.
- This cutting is performed by driving the cutting blade 13 of the cutting machine 7 in advance as described above, and moving the clamp portion 35 in the XY direction by the XY stage 37. These are all controlled by the controller. With this control, the clamp portion 35 relatively moves in relation to the cutting blade 13. By this movement, the shell 3 moves relatively to the cutting blade 13 of the cutting machine 7, and the cutting blade 13 relatively follows the cut piece trajectory 79 and the cutting path 81.
- the yield can be improved while the largest possible cut piece 5 can be easily cut out.
- the thickness measuring device 11 since the thickness measuring device 11, the cutting device 7, the XY stage 37 and the clamp portion 35 have a fixed relationship, the three-dimensional After measuring the shape, the data can be used for the extraction operation. For this reason, it is possible to cut out the cut pieces 5 according to the thickness change accurately and quickly from the mother shells 3 of various shapes, and the workability is remarkably improved.
- the cut piece 5 has a cylindrical shape, a portion to be polished when manufacturing a pearl nucleus can be reduced, and the yield can be further improved.
- the clamp portion 35 since the cutting blade 13 of the wire is used, the clamp portion 35 relatively moves in relation to the cutting blade 13, so that the thickness changes from the mother shell 3 according to the change in thickness. The thicker the portion, the greater the area ratio on the surface of the mother mussel 3, and it is easy to accurately cut out the cut pieces 5. Further, by making the cutting blades 13 thin, the yield can be more easily and reliably improved.
- the overall thickness of the mother mussel 3 can be measured by the thickness measuring device 11, and the three-dimensional shape as the change information can be measured and acquired.
- the thicker the part the larger the area ratio on the surface of the mother mussel 3, and it is possible to cut out the columnar cut piece 5 with a large diameter more accurately.
- the three-dimensional shape of the surface can be measured by connecting the measurement points 78. From the three-dimensional shape of this surface and the thickness of the mother mussel 3, the overall three-dimensional shape of the mother mussel 3 can be easily and reliably measured. Therefore, from the mother mussel 3, the thicker the portion corresponding to the change in the thickness, the larger the area ratio on the surface of the mother mussel 3, so that the cylindrical cut piece 5 can be more accurately cut out.
- the size of the pearl nucleus changes when the cutting blade 105 wears, but when the cutting blade 13 is used, the cutting blade is used. Even if 1 3 is worn, the cut piece trajectory 7 9 and the cutting path 8 1 You can cut out the pearl nucleus exactly if you move it.
- the present invention is not limited to this, and various modifications accompanying the components of the configuration are possible.
- the cutting blade 13 made of a wire is configured to reciprocate up and down, but, for example, an endless cutting blade is wound between upper and lower rotating bodies, and the upper or lower side is cut.
- the drive control of the XY stage 37 of the support base 9 and the frame portion 73 of the thickness measuring device 11 is performed by the control device.
- the drive control may be performed manually.
- the XY stage 37 may be omitted, and the clamp unit 35 may be manually moved.
- the cut piece trajectory 79 and the cut path 81 may be printed on the surface of the Accordingly, the larger the thicker portion, the larger the cylindrical cutout piece 5 can be accurately cut out according to the change in the thickness.
- the thickness measurement device 11 was used to acquire the thickness change information.However, the thickness measurement device 11 was omitted, and for example, the thickness change information was obtained by visual measurement of the operator performing the cutting operation. You can also get it.
- the vertical movement stage 67 is configured to be movable only in the Z direction, but it may be configured to be movable in the X and Y directions at the same time.
- the vertical and horizontal relationship of the XYZ is changed, the XY plane is set in the vertical direction, the Z plane is set in the horizontal direction, the clamp unit 35 is moved in the vertical and horizontal directions, and the vertical movement stage 67 is moved back and forth or left and right. It can be configured to be moved.
- a plurality of types of cutting blades such as the conventional cutting blade 105, with different sizes are prepared, supported on a rotating plate, etc., and the size of the cutting blade is selected by rotating the turntable.
- the pearl nucleus can be formed according to the thickness of the mother mussel. Industrial applicability
- the method and apparatus for extracting a mother mussel according to the present invention can be applied to the method and apparatus for extracting a pearl nucleus from a mother mussel.
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Marine Sciences & Fisheries (AREA)
- Zoology (AREA)
- Animal Husbandry (AREA)
- Biodiversity & Conservation Biology (AREA)
- Farming Of Fish And Shellfish (AREA)
Abstract
Description
Claims
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2003262284A AU2003262284A1 (en) | 2003-08-22 | 2003-08-22 | Method and device for cutting out mother shell |
| PCT/JP2003/010662 WO2005018314A1 (ja) | 2003-08-22 | 2003-08-22 | 母貝の切出方法及び装置 |
| JP2005508191A JP4378542B2 (ja) | 2003-08-22 | 2003-08-22 | 母貝の切出方法及び装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2003/010662 WO2005018314A1 (ja) | 2003-08-22 | 2003-08-22 | 母貝の切出方法及び装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2005018314A1 true WO2005018314A1 (ja) | 2005-03-03 |
Family
ID=34204212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2003/010662 Ceased WO2005018314A1 (ja) | 2003-08-22 | 2003-08-22 | 母貝の切出方法及び装置 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4378542B2 (ja) |
| AU (1) | AU2003262284A1 (ja) |
| WO (1) | WO2005018314A1 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013071746A1 (zh) * | 2011-11-16 | 2013-05-23 | 广东海洋大学 | 养殖有核珍珠的强制留核方法及其所用的固核器 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5318075A (en) * | 1976-08-02 | 1978-02-18 | Inoue Japax Res Inc | Cutting device |
| JPS5478599A (en) * | 1977-12-05 | 1979-06-22 | Toshiba Machine Co Ltd | Switch back control system in contour working machine |
| JPH06344202A (ja) * | 1993-06-07 | 1994-12-20 | Kyosei Kk | 真珠核の製造方法及びその製造装置並びにその切削刃 |
-
2003
- 2003-08-22 AU AU2003262284A patent/AU2003262284A1/en not_active Abandoned
- 2003-08-22 WO PCT/JP2003/010662 patent/WO2005018314A1/ja not_active Ceased
- 2003-08-22 JP JP2005508191A patent/JP4378542B2/ja not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5318075A (en) * | 1976-08-02 | 1978-02-18 | Inoue Japax Res Inc | Cutting device |
| JPS5478599A (en) * | 1977-12-05 | 1979-06-22 | Toshiba Machine Co Ltd | Switch back control system in contour working machine |
| JPH06344202A (ja) * | 1993-06-07 | 1994-12-20 | Kyosei Kk | 真珠核の製造方法及びその製造装置並びにその切削刃 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013071746A1 (zh) * | 2011-11-16 | 2013-05-23 | 广东海洋大学 | 养殖有核珍珠的强制留核方法及其所用的固核器 |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2003262284A1 (en) | 2005-03-10 |
| JPWO2005018314A1 (ja) | 2006-10-12 |
| JP4378542B2 (ja) | 2009-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4632962B2 (ja) | 同軸度・直角度測定装置及びその方法 | |
| US20020069736A1 (en) | Cutting apparatus | |
| US6581586B2 (en) | Cutting machine | |
| BR102012006505A2 (pt) | Micrótomo com sensor de orientação de superfície para detectar a orientação da superfície de amostra | |
| WO2005018314A1 (ja) | 母貝の切出方法及び装置 | |
| CN1417008A (zh) | 在切割机上找正工件的方法 | |
| JP4817232B2 (ja) | 板状不規則形状体の3次元形状の測定方法及び装置 | |
| CN110887685B (zh) | 超薄切片机及其刀台 | |
| JP3698254B2 (ja) | ダイシング装置 | |
| JPH07308920A (ja) | 単結晶材料切断時の結晶方位合わせ方法及びその装置 | |
| CN211576120U (zh) | 一种管桩模具表面检测装置 | |
| JP3205718B2 (ja) | ワイヤソー切断方法及び装置 | |
| JPH0711848Y2 (ja) | V字形状溝加工機 | |
| JPH0645842Y2 (ja) | 測長装置 | |
| CN114919008A (zh) | 一种基于机器视觉全自动pcb板打孔设备 | |
| CN119175474B (zh) | 适用于塑料管材加工的双轴同步激光切割机及其控制系统 | |
| JP4777736B2 (ja) | 切断工具 | |
| CN223741999U (zh) | 夹具及测试装置 | |
| JPH07241918A (ja) | フレネルレンズ切削用刃物台 | |
| JP2859701B2 (ja) | 鋸盤における切粉除去装置 | |
| JP2002326144A (ja) | ねじ研削盤の砥石芯出方法 | |
| JP3703579B2 (ja) | 回転体の検査方法および検査装置 | |
| JP2603297Y2 (ja) | シャーリングマシン | |
| JPH09323320A (ja) | ワイヤソー用溝付ローラの溝形状測定方法及び装置 | |
| CN207155460U (zh) | 一种圆弧钻石磨光机的摄像装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NO NZ OM PH PL PT RO RU SC SD SE SG SK SL TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
| AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): GH GM KE LS MW MZ SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
| DFPE | Request for preliminary examination filed prior to expiration of 19th month from priority date (pct application filed before 20040101) | ||
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
| WWE | Wipo information: entry into national phase |
Ref document number: 2005508191 Country of ref document: JP |
|
| 122 | Ep: pct application non-entry in european phase |