WO2018011982A1 - Dispositif de presse et dispositif de presse rotative - Google Patents

Dispositif de presse et dispositif de presse rotative Download PDF

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Publication number
WO2018011982A1
WO2018011982A1 PCT/JP2016/071017 JP2016071017W WO2018011982A1 WO 2018011982 A1 WO2018011982 A1 WO 2018011982A1 JP 2016071017 W JP2016071017 W JP 2016071017W WO 2018011982 A1 WO2018011982 A1 WO 2018011982A1
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WO
WIPO (PCT)
Prior art keywords
press
wheel
contact portion
head
central axis
Prior art date
Application number
PCT/JP2016/071017
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English (en)
Japanese (ja)
Inventor
全男 田口
Original Assignee
大森機械工業株式会社
大塚製薬株式会社
Priority date (The priority date 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 date listed.)
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Publication date
Application filed by 大森機械工業株式会社, 大塚製薬株式会社 filed Critical 大森機械工業株式会社
Priority to PCT/JP2016/071017 priority Critical patent/WO2018011982A1/fr
Publication of WO2018011982A1 publication Critical patent/WO2018011982A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B13/00—Methods of pressing not special to the use of presses of any one of the preceding main groups

Definitions

  • the present invention relates to a press device that presses a powder sandwiched between an upper plate and a lower plate through the upper plate and the lower plate, and also relates to a rotary press machine used in the press device.
  • Patent Document 1 discloses a powder compression molding apparatus (A) that solidifies by compressing powder using a mortar (4), an upper punch (5), and a lower punch (6).
  • a powder compression molding apparatus A
  • a plurality of upper collars (5) are attached to the outer peripheral portion of the upper part (31) of the turntable (3) so as to be arranged at equal intervals in the circumferential direction. Are provided so that they can be raised and lowered individually.
  • a plurality of lower cages (6) that can be raised and lowered are attached to the lower part (32) of the turntable (3) so as to be arranged at equal intervals in the circumferential direction.
  • the mortar (4) is attached to the intermediate portion (33) in the height direction of the rotating disk (3) so as to be arranged at equal intervals in the circumferential direction.
  • a powder supply device (7) and a pair of upper and lower pressure rolls (84, 85) are arranged. During the rotation of the rotating disk (3), when the die (3) passes through the powder supply device (7), the powder is supplied to the die (3) by the powder supply device (7).
  • These pressure rolls (84, 85) are rotatably provided around their respective horizontal central axes, and the intervals between the pressure rolls (84, 85) are kept constant.
  • the upper collar (5) is pressed against the upper pressure roll (84)
  • the lower collar (6) is pressed against the lower pressure roll (85)
  • these pressure rolls (84, 85) are It rotates following the movement of heel (5) and lower heel (6).
  • FIG. 13 shows the movement of the head of the upper collar and the upper pressure roll when the upper collar and the lower collar pass between the pair of pressure rolls.
  • the upper eyelid 200 moves from the left to the right in the figure, and the pressure roll 202 rotates counterclockwise in the figure.
  • the upper collar 200 contacts a position of the outer circumferential surface of the pressure roll 202 that is displaced from the lowermost portion 203.
  • the pressure roll 202 rotates following the movement of the upper eyelid 200.
  • the problem to be solved by the present invention is to prevent lateral loads from being applied to the bag.
  • a press device that sequentially presses a plurality of upper eyelids sequentially passing a predetermined press position and a plurality of lower eyelids on the lower side of the upper eyelid at the press position is an upper side of the press position.
  • a lower wheel that is rotatably provided below the press position, and a plurality of lower wheels that are attached to the lower wheel so as to be arranged along a circumferential direction of the lower wheel and press-contact with a lower end head portion of the lower collar A lower pressure contact portion.
  • a press device that sequentially presses a plurality of upper eyelids that sequentially pass a predetermined press position and a plurality of lower eyelids on the lower side of the upper eyelid at the press position, an upper provided rotatably above the press position A wheel, a plurality of upper pressure contact portions that are attached to the upper wheel so as to be arranged along a circumferential direction of the upper wheel, and that are pressed against the head of the upper end of the upper collar, and rotate at a lower side of the press position A lower wheel provided in a possible manner, and a plurality of lower press-contact portions that are attached to the lower wheel so as to be arranged along a circumferential direction of the lower wheel and press-contact with a lower end head portion of the lower collar.
  • a rotary press machine comprising a rotatable wheel and a press contact portion that is attached to the wheel at a position shifted from the central axis of the wheel and presses against the head of the scissors that strikes the powder with a scissors tip becomes clear.
  • the press apparatus and the rotary press panel as described above, when the upper wheel and the lower wheel rotate, the upper press contact portion and the lower press contact portion turn, and the upper press contact portion and the lower press contact portion draw a circular locus. Therefore, immediately before the upper arm passes the press position and the upper pressure contact portion passes the lowermost part, the upper pressure contact portion approaches the head portion of the upper eyelid downward and in accordance with the movement of the head portion of the upper eyelid. Move horizontally. For this reason, the upper pressure contact portion comes into contact with the upper head portion from directly above the upper head portion. Therefore, a lateral load is not applied to the upper eyelid. Similarly, since the lower pressure contact portion comes into contact with the head of the lower eyelid from directly under the head of the lower eyelid, a lateral load is not applied to the lower eyelid.
  • the upper press contact portion is attached to the upper wheel so as to be rotatable about an axis parallel to the central axis of the upper wheel
  • the lower press contact portion is attached to the central axis of the lower wheel. It is attached to the lower wheel so as to be rotatable about a parallel axis.
  • the upper press contact portion has an outer peripheral surface formed in a cylindrical surface shape around its axis
  • the lower press contact portion has an outer peripheral surface formed in a cylindrical surface shape around its axis.
  • the press contact portion is attached to the wheel so as to be rotatable around an axis parallel to a central axis of the wheel. More preferably, the press contact portion has an outer peripheral surface formed in a cylindrical surface around its axis.
  • the upper press contact portion and the upper punch head are rotated by the rotation of the upper press contact portion pressed against the upper punch head when the upper punch passes the press position. No slip occurs between the parts. Therefore, the load in the direction in which the upper eyelid falls is not applied to the upper eyelid. The same applies to the lower collar and the lower press-contact portion.
  • the press device further includes an upper elastic member and a lower elastic member, and the upper pressure contact portion is attached to the upper wheel so as to be movable in a direction parallel to a central axis of the upper wheel.
  • An elastic member holds the upper press-contact portion against movement of the upper press-contact portion, and the lower press-contact portion is movable in a direction parallel to the central axis of the lower wheel and is attached to the lower wheel.
  • the lower elastic member holds the lower press-contact portion against movement of the lower press-contact portion.
  • the press device when the trajectory when the upper eyelid and the lower eyelid pass through the press position is a curve, the upper pressure contact portion pressed against the head portion of the upper eyelid moves in the axial direction, No slip occurs between the upper pressure contact part and the upper head. Therefore, the load in the direction in which the upper eyelid falls is not applied to the upper eyelid. The same applies to the lower collar and the lower press-contact portion. Further, after the upper pressure contact portion moves in the axial direction, the upper pressure contact portion returns to the original position by the elastic force of the upper elastic member. The same applies to the lower pressure contact portion.
  • a peripheral pitch between the upper press contact portions is equal to an interval between the upper punches, and a peripheral pitch between the lower press contact portions is an interval between the lower presses. equal.
  • the upper pressure contact portion comes into contact with the head portion of the upper collar from directly above the head portion of the upper collar, and the movement of the upper pressure contact section can be adjusted to the movement of the upper collar.
  • the lower pressure contact portion comes into contact with the head portion of the lower eyelid from directly below the head portion of the lower eyelid, and the movement of the lower eyelid pressure contact portion can be adjusted to the movement of the upper eyelid. For this reason, it is possible to more efficiently suppress the generation of a load in the direction in which the upper and lower eyelids fall.
  • the press device further includes a rotary driving machine that rotationally drives the upper wheel and the lower wheel. More preferably, the rotary drive rotates the upper wheel so that the upper press contact portion passes through the press position in synchronization with the timing when the upper guide passes through the press position, and the lower guide Synchronously with the timing of passing through the press position, the rotary drive rotates the lower wheel so that the lower pressure contact portion passes through the press position.
  • a rotary driving machine that rotationally drives the upper wheel and the lower wheel. More preferably, the rotary drive rotates the upper wheel so that the upper press contact portion passes through the press position in synchronization with the timing when the upper guide passes through the press position, and the lower guide Synchronously with the timing of passing through the press position, the rotary drive rotates the lower wheel so that the lower pressure contact portion passes through the press position.
  • the rotary drive unit drives the upper wheel to rotate so that the peripheral speed of the upper pressure contact portion around the central axis of the upper wheel is equal to the moving speed of the upper rod, and the center of the lower wheel
  • the rotary drive rotates the lower wheel so that the peripheral speed of the lower pressure contact portion around the axis is equal to the moving speed of the lower rod.
  • the upper pressure contact portion comes into contact with the head portion of the upper collar from directly above the head portion of the upper collar, and the movement of the upper pressure contact section can be adjusted to the movement of the upper collar.
  • the lower pressure contact portion comes into contact with the head portion of the lower eyelid from directly below the head portion of the lower eyelid, and the movement of the lower pressure contact portion can be adjusted to the movement of the lower eyelid. For this reason, it is possible to more efficiently suppress the generation of a load in the direction in which the upper and lower eyelids fall.
  • the press device further includes a pressurizer that applies a load in a direction in which the upper wheel and the lower wheel approach each other to at least one of the upper wheel and the lower wheel. More preferably, the pressurizer applies a constant load to at least one of the upper wheel and the lower wheel.
  • an appropriate pressure can be applied to the powder, and the powder can be solidified satisfactorily.
  • FIG. 1 is a perspective view of a compression molding apparatus 1.
  • FIG. 2 is a plan view of the compression molding apparatus 1.
  • FIG. 3 is a perspective view of the tableting machine row 20.
  • the compression molding apparatus 1 includes a travel guide 10, a tableting machine row 20, a tableting operation cam 70, a travel drive apparatus 80, a powder supply apparatus 90, a rotary press apparatus 100, and the like. Prepare.
  • the travel guide 10 is a closed route.
  • the travel guide 10 includes an upper rail 11 and a lower rail 12 that are formed in an oval shape as a closed curve.
  • the upper rail 11 and the lower rail 12 are provided in parallel with each other in a horizontal manner with a vertical interval therebetween.
  • the oval shape refers to an ellipse or a shape similar thereto, and in addition to an ellipse, an oval, a rounded rectangle, and an oval are a kind of oval.
  • a rounded rectangle is one in which corners of a rectangle are formed in an arc shape.
  • the upper rail 11 has a rounded rectangular shape, in particular, an entire short side portion having an arc shape.
  • the upper rail 11 has two straight portions 11a and 11b that are equal in length and parallel to each other, and one semicircular arc portion 11c connected between one ends of the straight portions 11a and 11b. And the other semicircular arc portion 11d connected between the other ends of the straight portions 11a and 11b.
  • the lower rail 12 is the same as the upper rail 11.
  • the tableting machine row 20 has a plurality of tableting machines 21 that are modularized. These tableting machines 21 are arranged at equal intervals along the travel guide 10 to form a tableting machine row 20. These tableting machines 21 are arranged over the entire circumference of the travel guide 10, but in order to make the travel guide 10 and the tableting operation cam 70 easier to see in FIGS. 1 and 2, some tableting machines 21. Is illustrated. In FIG. 2, the illustration of the traveling drive device 80 is omitted.
  • these tableting machines 21 are supported by the travel guide 10 and guided along the travel guide 10.
  • the travel drive device 80 applies power to the tableting machine 21 to cause the tableting machine 21 to travel in a counterclockwise direction (see arrow A in FIG. 2) when viewed from above. Thereby, the tableting machine 21 is circulated along the traveling guide 10.
  • the tableting operation cam 70 causes the tableting machine 21 to perform a tableting operation as the tableting machine 21 travels.
  • the powder supply device 90 provided at a predetermined position on the travel path of the tableting machine 21 (especially the side of the straight portion 11b of the upper rail 11) is used to pulverize the powder into a plurality of tableting machines 21 (particularly, a die 30 described later). Are sequentially supplied to the mortar 31).
  • the rotary press device 100 provided at a predetermined position on the travel path of the tableting machine 21 (particularly the side of the straight portion 11b of the upper rail 11) presses the powder struck by the tableting machine 21 to produce powder. To solidify. Tablets are formed from the compressed powder. Since the plurality of tablet presses 21 sequentially pass through the press device 100, the powder supplied to the tablet press 21 is sequentially pressed by the press device 100.
  • a plurality of powder supply devices 90 may be provided, and these powder supply devices 90 may be arranged along the straight portions 11 b of the upper rail 11, and these powder supply devices 90 may supply different powders to the tableting machine 21.
  • the small piece transfer device is arranged in parallel with the powder supply device 90, and small pieces (for example, electronic components such as IC chips, active elements, passive elements, and solid agents) supplied to the small piece transfer device are driven by the small piece transfer device. It may be transferred to the lock machine 21 (particularly, the mortar 31 of the mortar 30 described later).
  • FIG. 4 is a perspective view showing the tableting machine 21 as viewed from the front side, the upper side, and the right side.
  • FIG. 5 is a perspective view showing the tableting machine 21 as viewed from the rear side, the upper side, and the left side.
  • FIG. 6 is a right side view of the tableting machine 21.
  • FIG. 7 is a plan view of the tableting machine 21.
  • FIG. 8 is a cross-sectional view showing a part of the tableting machine 21 cut along the line VIII-VIII shown in FIG.
  • the front surface of the tableting machine 21 refers to the surface facing the outside of the travel guide 10
  • the rear surface of the tableting machine 21 refers to the surface facing the inside of the travel guide 10.
  • the tableting machine 21 includes a traveling carriage 22, a die 30, an upper punch 40, a lower punch 50, a linear motion guide mechanism 60, brackets 64 to 66, cam followers 77 and 78, and the like.
  • the traveling carriage 22 is provided in a horizontal T shape when viewed from the left side or the right side. That is, the traveling carriage 22 has a rectangular plate-shaped roller support plate 23 and a holding plate 24, and the roller support plate 23 is supported by the traveling guide 10 in a standing state, and the holding plate 24 is placed on the front surface of the roller support plate 23. Extends forward from the middle in the height direction.
  • traveling rollers 25 to 28 are rotatably provided on the rear surface of the roller support plate 23.
  • the rotation shafts of the traveling rollers 25 to 28 extend rearward from the rear surface of the roller support plate 23.
  • These travel rollers 25 to 28 are provided in four upper and lower stages.
  • the roller support plate 23 is disposed outside the rails 11 and 12 (see FIGS. 1, 2, and 6), and the holding plate 24 extends outward from the rails 11 and 12.
  • the traveling roller 22 and the traveling roller 26 sandwich the upper rail 11 between them, so that the traveling carriage 22 is supported by the upper rail 11.
  • the traveling carriage 22 is supported on the lower rail 12 by the traveling rollers 27 and 28.
  • the traveling rollers 25 and 26 roll with respect to the upper rail 11, and the traveling rollers 27 and 28 roll with respect to the lower rail 12, whereby the traveling carriage 22 extends along the rails 11 and 12 outside the rails 11 and 12. And run.
  • the travel rollers 25 to 28 make the travel of the travel carriage 22 smooth and stable.
  • a mortar 30 is provided at the tip side of the holding plate 24.
  • the mounting hole 24a is provided so as to penetrate the tip side portion of the holding plate 24 vertically, the die 30 is fitted into the mounting hole 24a, and the die 30 is fixed to the holding plate 24 by the set screw 34. Yes.
  • the set screw 34 is tightened from the front end surface of the holding plate 24 toward the mounting hole 24 a, and the front end of the set screw 34 is pressed against the outer peripheral surface of the die 30.
  • a mortar hole 31 is formed in the mortar 30. The mortar 31 penetrates the mortar 30 up and down.
  • An upper punch 40 is arranged on the upper side of the die 30, a lower punch 50 is placed on the lower side of the die 30, and the upper punch 40, the lower punch 50 and the mortar hole 31 are arranged concentrically.
  • the upper collar 40 has a body 41, a tip 42 and a head 43.
  • the body portion 41 forms a main body portion of the upper collar 40.
  • drum 41 is provided in column shape, and the axis line of the trunk
  • a heel 42 is provided at the lower end of the body 41, and a head 43 is provided at the upper end of the body 41.
  • the tip 42 is provided in a columnar shape that is thinner than the body portion 41, and the axis of the tip 42 extends in the vertical direction.
  • the head 43 is provided in a disk shape having a larger diameter than the body 41.
  • the top surface of the head 43 is formed flat and is orthogonal to the axes of the upper collar 40 and the body 41.
  • the lower rod 50 has a body 51, a flange 52, and a head 53, and has a vertically symmetrical configuration with the upper rod 40.
  • the axis of the columnar body 51 extends in the vertical direction
  • a columnar heel 52 that is thinner than the body 51 is provided at the upper end of the body 51
  • a head 53 having a larger diameter than the body 51 is formed on the body. 51 is provided at the lower end.
  • the upper rod 40 and the lower rod 50 can be moved up and down by the linear motion guide mechanism 60 and are assembled to the traveling carriage 22.
  • the linear motion guide mechanism 60 individually guides the upper rod 40 and the lower rod 50, and guides the upper rod 40 in the vertical direction by the linear motion guide mechanism 60 and the vertical direction of the lower rod 50 by the linear motion guide mechanism 60.
  • Guidance is independent.
  • the linear motion guide mechanism 60 is a ball spline type guide mechanism.
  • the linear motion guide mechanism 60 includes a shaft 61, a holding body 62, a moving body 63, and a large number of balls.
  • the shaft 61 is a spline shaft, and a plurality of grooves parallel to the axis of the shaft 61 are formed on the outer peripheral surface of the shaft 61.
  • the holding body 62 and the moving body 63 are provided in a cylindrical shape, the shaft 61 is inserted into the holding body 62 and the moving body 63, and the radial load of the shaft 61 is received by the holding body 62 and the moving body 63.
  • a plurality of balls are rotatably held on the inner peripheral surface of the holding body 62, these balls are accommodated in grooves on the outer peripheral surface of the shaft 61, and the circumferential load of the shaft 61 is received by the holding body 62 via the balls. It is done.
  • the moving body 63 is assembled to the shaft 61 with a plurality of balls interposed between the outer peripheral surface of the shaft 61 and the inner peripheral surface of the moving body 63. Therefore, the moving body 63 and the holding body 62 can move linearly relative to the shaft 61 along the axial direction, but the rotation of the moving body 63 and the holding body 62 around the axis is restricted by the shaft 61 and the ball. ing.
  • the linear motion guide mechanism 60 as described above is assembled to the traveling carriage 22.
  • the holding hole 24 b is provided so as to vertically penetrate the intermediate portion of the holding plate 24, the holding body 62 is fitted into the holding hole 24 b, and the holding body 62 is fixed to the holding plate 24.
  • the shaft 61 penetrates the holding plate 24 in the vertical direction, and the moving body 63 is disposed below the holding plate 24.
  • the shaft 61 and the moving body 63 can move up and down relatively with respect to the holding plate 24.
  • the upper bracket 64 is assembled to the upper end portion of the shaft 61, and the upper bracket 64 extends forward from the upper end portion of the shaft 61.
  • the upper bracket 64 and the shaft 61 are fixed by screws or the like.
  • the upper collar 40 is assembled to the tip of the upper bracket 64. Specifically, the body 41 of the upper collar 40 penetrates the tip of the upper bracket 64 up and down, the upper bracket 64 clamps the body 41 of the upper collar 40 to the left and right, and the head 43 of the upper collar 40. Comes into contact with the upper surface of the upper bracket 64, and the tip 42 of the upper collar 40 projects downward from the upper bracket 64. In this state, the body 41 is fastened to the upper bracket 64 with screws or the like. Therefore, the upper collar 40, the upper bracket 64, and the shaft 61 move up and down together.
  • the lower bracket 65 is assembled to the moving body 63, and the lower bracket 65 extends forward from the moving body 63.
  • the lower bracket 65 and the moving body 63 are fixed by screws or the like.
  • the shaft 61 is partially covered with the upper telescopic tube 67 by inserting the shaft 61 into the bellows-shaped upper telescopic tube (upper cover) 67 above the holding plate 24.
  • the upper end of the upper telescopic tube 67 is connected to the upper bracket 64, and the lower end of the upper telescopic tube 67 is connected to the holding body 62 or the holding plate 24.
  • the upper bracket 64 moves up and down, the upper telescopic tube 67 expands and contracts.
  • the shaft 61 is protected by the upper telescopic tube 67, and dust and powder can be prevented from entering the gap between the shaft 61 and the holding body 62.
  • the shaft 61 is partially covered with the lower telescopic tube 68 by inserting the shaft 61 into the bellows-shaped lower telescopic tube (lower cover) 68 below the holding plate 24.
  • the upper end of the lower telescopic tube 68 is connected to the holding body 62 or the holding plate 24, and the lower end of the lower telescopic tube 68 is connected to the moving body 63 or the lower bracket 65.
  • the lower bracket 65 moves up and down, the lower telescopic tube 68 expands and contracts.
  • the lower telescopic tube 68 can prevent dust and powder from entering.
  • a lower rod 50 is assembled to the tip of the lower bracket 65. Specifically, the body 51 of the lower rod 50 penetrates the tip of the lower bracket 65 vertically, the lower bracket 64 clamps the body 51 of the lower rod 50 right and left, and the head 53 of the lower rod 50 Comes into contact with the bottom surface of the lower bracket 65, and the tip 52 of the lower collar 50 projects upward from the lower bracket 65. In this state, the body 51 is fastened to the lower bracket 65 with screws or the like. Accordingly, the lower rod 50, the lower bracket 65, and the moving body 65 move up and down together.
  • a bracket 66 is fixed to the lower end portion of the shaft 61.
  • a cam follower 77 is attached to the rear surface of the bracket 66.
  • a cam follower 78 is also attached to the rear surface of the lower bracket 65. The cam followers 77 and 78 are moved up and down by a tableting operation cam 70.
  • a bellows-like expansion / contraction tube (cover) is also provided between the bracket 66 and the lower bracket 65, the shaft 61 is inserted into the expansion / contraction tube, and the upper end of the expansion / contraction tube is connected to the lower bracket 65 or the moving body 63.
  • the lower end of the telescopic tube may be connected to the bracket 66.
  • a cam follower 77 may be provided on the rear surface of the upper bracket 64.
  • the travel drive device 80 transmits power to the travel carriage 22 of the tableting machine 21 to cause the travel carriage 22 to travel.
  • the travel drive device 80 is a chain drive device having a motor 81, a drive sprocket 82, a driven sprocket 83, a roller chain 84, and the like.
  • the output shaft of the motor 81 is connected to the drive sprocket 82.
  • the drive sprocket 82 is disposed inside one semicircular portion of the traveling guide 10
  • the driven sprocket 83 is disposed inside the other semicircular portion of the traveling guide 10.
  • the roller chain 84 is provided in an endless shape (closed curve shape) and is stretched between the drive sprocket 82 and the driven sprocket 83. As shown in FIGS. 4 to 8, the rear surface of the roller support plate 23 of the traveling carriage 22 is connected to the roller chain 84, and the traveling carriages 22 are connected by the roller chain 84.
  • the roller chain 84 circulates by the motor 81 and the power of the motor 81 is transmitted to the traveling carriage 22 by the roller chain 84, so that the traveling carriage 22 travels.
  • the motor 81 is controlled at a constant speed by a constant speed control circuit 85, whereby the traveling carriage 22 travels at a constant speed.
  • the traveling drive device 80 may be a belt drive device by employing an endless belt instead of the roller chain 84 and employing a pulley instead of the sprockets 82 and 83.
  • the tableting operation cam 70 converts the power during travel of the tableting machine 21 into the power of the up and down movement of the upper punch 40 and the lower punch 50.
  • the tableting operation cam 70 includes an upper punch operation cam 71 and a lower punch operation cam 74.
  • the upper heel operation cam 71 has a pair of upper and lower strip cams 72 and a slit 73.
  • a pair of strip plate cams 72 is provided along the traveling guide 10 in the circumferential direction and in parallel with each other with a vertical gap therebetween, and a slit portion 73 is formed between the strip plate cams 72.
  • a cam follower 77 is inserted into the slit 73 and sandwiched between the upper and lower strip cams 72.
  • the position of the slit portion 73 in the vertical direction is not constant, and the vertical position is set according to the circumferential position. Therefore, the cam follower 77 is displaced in the vertical direction by sliding in the circumferential direction along the strip plate cam 72. Therefore, the upper punch 40 moves up and down with the rotation of the tableting machine 21.
  • the lower arm operation cam 74 also has a pair of upper and lower strip plate cams 75 and a slit portion 76, and the cam follower 78 inserted into the slit portion 76 slides in the circumferential direction along the strip plate cam 75, so that the vertical direction It is displaced to. Accordingly, the lower punch 50 moves up and down as the tableting machine 21 turns.
  • the strip cam 72 of the upper rod operation cam 71 is not endless, but is interrupted at the press position P (see FIGS. 1 and 9) of the rotary press device 100, and the cam follower 77 is stripped at that portion. Not supported by.
  • the strip plate cam 75 of the lower heel operation cam 74 is also interrupted at the press position P of the rotary press device 100.
  • the press position P refers to a portion between the center axis of the upper wheel 101 and the center axis of the lower wheel 106 described later.
  • FIG. 9 is a front view of the rotary press apparatus 100
  • FIG. 10 is a plan view of the rotary press apparatus 100.
  • the rotary press device 100 sequentially presses the upper punch 40 and the lower punch 50 of the plurality of tablet presses 21 that sequentially pass through the press position P.
  • the rotary press device 100 includes a machine frame (not shown), a pair of upper wheels 101, a plurality of upper press rollers (upper pressure contact portions) 102, a pair of lower wheels 106, a plurality of lower press rollers (lower pressure contact portions) 107, A pressure actuator 110 and a rotary drive machine 120 are provided.
  • the pair of upper wheels 101 are disposed on the upper side of the movement trajectory of the upper rod 40 along the straight portion 11 b of the upper rail 11. These upper wheels 101 are opposed to each other with a gap therebetween, and are arranged coaxially.
  • the upper wheel 101 is attached to the machine frame of the rotary press apparatus 100 and is rotatably provided around a central axis extending in the front-rear direction. Moreover, the center part of a pair of upper wheel 101 is being fixed to the drum 102a (refer FIG. 1) pinched
  • a pair of lower wheels 106 are disposed below the upper wheel 101. These lower wheels 106 are arranged below the movement locus of the lower rod 50 along the straight portion 11b of the upper rail 11. These lower wheels 106 are opposed to each other with a gap therebetween and are arranged coaxially. And the lower wheel 106 is rotatably attached to the intermediate part of the link member 115 extended in the left-right direction in FIG.9 and FIG.10. The central axis of the lower wheel 106 is parallel to the central axis of the upper wheel 101. Moreover, the center part of a pair of lower wheel 106 is being fixed to the drum 106a (refer FIG. 1) pinched
  • the right end portion 116 of the link member 115 is rotatably attached to the machine frame of the rotary press apparatus 100, and the link member 115 swings up and down with the right end portion 116 as a fulcrum.
  • the left end 117 of the link member 115 is connected to the plunger 111 of the pressure actuator 110.
  • the pressure actuator 110 is a direct drive source such as a hydraulic cylinder, an air cylinder, or an electromagnetic solenoid.
  • the pressure actuator 110 is attached to the machine frame. Accordingly, the pressure actuator 110 pushes up the lower wheel 106 by moving the plunger 111 upward, so that an upward load is applied to the link member 115 and the lower wheel 106.
  • the driving method of the pressure actuator 110 is a load control method, and the pressure actuator 110 is controlled so that the load of the pressure actuator 110 is constant. Further, with the load of the pressure actuator 110, a reaction force is generated from the lower wheel 106 to the pressure actuator 110, and when the reaction force exceeds a certain level, the plunger 111 moves backward. Therefore, the load of the pressure actuator 110 does not exceed a certain level.
  • a downward load may be applied to the upper wheel 101 by the pressure actuator and the link member in the same manner as an upward load is applied to the lower wheel 106 by the pressure actuator 110 and the link member 115. Further, when a downward load is applied to the upper wheel 101, the pressure actuator 110 and the link member 115 may be omitted, and the lower wheel 106 may be rotatably attached to the machine frame of the rotary press device 100.
  • the vertical displacement of the plunger 111 is detected by a displacement sensor 114, and the displacement sensor 114 outputs an output signal representing the detected displacement.
  • the output signal of the displacement sensor 114 is used for feedback control of the powder supply device 90. That is, the feedback control circuit inputs the output signal of the displacement sensor 114, and based on the output signal when the tableting machine 21 passes the press position P, the powder supply amount by the powder supply device 90 is set to a constant target value.
  • the powder supply apparatus 90 is controlled to maintain.
  • the upper wheel 101 and the lower wheel 106 are rotationally driven by a rotational driving machine 120 attached to the machine frame.
  • the rotational drive unit 120 transmits a motor 121, a first transmission mechanism 122 that transmits the power of the motor 121 to the upper wheel 101 to rotate the upper wheel 101, and a power of the motor 121 to the lower wheel 106 to transmit the lower wheel 106.
  • a second transmission mechanism 123 that rotates the second transmission mechanism 123.
  • the first transmission mechanism 122 is a combination of a gear train and a belt transmission mechanism.
  • the second transmission mechanism 123 is a belt transmission mechanism.
  • the motor 121 is controlled at a constant speed by a constant speed control circuit 124.
  • the first transmission mechanism 122 includes a gear 122a, a gear 122b, a pulley 122c, a timing belt 122d, a two-stage pulley 122e, a timing belt 122f, a two-stage pulley 122g, a timing belt 122h, and a pulley 122i.
  • a gear 122 a is directly connected to the output shaft of the motor 121.
  • the gear 122b meshes with the gear 122a.
  • a timing belt 122d is stretched between a pulley 122c provided coaxially with the gear 122b and a large pulley of the two-stage pulley 122e.
  • a timing belt 122f is stretched between a small pulley of the two-stage pulley 122e and a large pulley of the two-stage pulley 122g.
  • a timing belt 122h is stretched between a pulley 122i provided coaxially with the upper wheel 101 and a small pulley of the two-stage pulley 122g.
  • the second transmission mechanism 123 includes a pulley 123a, a timing belt 123b, a two-stage pulley 123c, a timing belt 123d, a two-stage pulley 123f, a timing belt 123g, and a pulley 123i.
  • a pulley 123 a is directly connected to the output shaft of the motor 121.
  • a timing belt 123b is stretched between the pulley 123a and the large pulley of the two-stage pulley 123c.
  • a timing belt 123d is stretched between the small pulley of the two-stage pulley 123c and the large pulley of the two-stage pulley 123f.
  • a timing belt 123g is stretched between a small pulley of the two-stage pulley 123f and the pulley 123i.
  • the pulley 123 i is provided coaxially with the lower wheel 106.
  • a pulley 123f is rotatably attached to the right end portion 116 of the link member 115.
  • a drive source for rotationally driving the upper wheel 101 and the lower wheel 106 may be provided separately. Further, the drive source of the rotary drive device 120 and the drive source of the travel drive device 80 are made common, and either the motor 121 or the motor 81 is omitted, and the upper wheel 101, the lower wheel 106, and the tablet press 21 are driven by the other. May be driven.
  • a plurality of columnar upper press rollers (upper pressure contact portions) 102 are arranged at equal intervals along the circumferential direction around the central axis of the upper wheel 101.
  • These upper press rollers 102 are rotatably attached to the upper wheel 101.
  • both ends of a plurality of rotating shafts 103 parallel to the central axis of the upper wheel 101 are respectively fixed to the pair of upper wheels 101, and these rotating shafts 103 are respectively inserted into the upper press rollers 102, A radial load of the press roller 102 is received by the rotating shaft 103.
  • the outer peripheral surface of the upper press roller 102 is formed in a cylindrical surface that is coaxial with the rotating shaft 103, and a part of the outer peripheral surface protrudes outward from the outer peripheral surface of the upper wheel 101.
  • a disc spring (upper elastic member) 104 is sandwiched between one end surface of the upper press roller 102 and one upper wheel 101, and also between the other end surface of the upper press roller 102 and the other upper wheel 101.
  • a disc spring (upper elastic member) 105 is sandwiched.
  • a rotating shaft 103 is passed through these disc springs 104 and 105.
  • the upper press roller 102 is held by the disc springs 104 and 105 so as to be centered between the pair of upper wheels 101, and the upper press roller 102 moves along the rotation shaft 103 against the elastic force of the disc springs 104 and 105. It is movable.
  • a combination of a plurality of upper press rollers 102, a rotating shaft 103, and disc springs 104 and 105 on a pair of upper wheels 101 is referred to as an upper rotary press panel.
  • the plurality of cylindrical lower press rollers (lower press contact portions) 107 have their respective rotation shafts.
  • a disc spring (lower elastic member), a lower press roller 107 and a disc spring (lower elastic member) are sandwiched between a pair of lower wheels 106.
  • the circumferential pitch of the adjacent lower press rollers 107 is equal to the circumferential pitch of the adjacent upper press rollers 102.
  • a structure in which a plurality of lower press rollers 107, a shaft 108, and a disc spring are assembled to a pair of lower wheels 106 is referred to as a lower rotary press machine.
  • the upper press roller 102 turns around the central axis of the upper wheel 101, and the lower press roller 107 rotates around the central axis of the lower wheel 106.
  • the peripheral speeds of the press rollers 102 and 106 are set equal to each other.
  • peripheral pitch of the upper press roller 102 is equal to the interval between the upper punches 40 of the adjacent tableting machines 21, and the peripheral pitch of the lower press roller 107 is equal to the interval between the lower punches 50 of the adjacent tableting machines 21. Further, the peripheral speeds of the press rollers 102 and 107 are controlled to be equal to the traveling speed of the tableting machine 21 by the constant speed control circuit 124.
  • the powder supply device 90 While the tableting machine 21 is running, the powder supply device 90 performs a periodic powder supply operation. Specifically, in synchronization with the timing when the tableting machine 21 passes through the powder supply device 90, the powder is supplied from the top of the die 30 to the mortar 31 by the powder supply device 90. The position where the powder is supplied by the powder supply device 90 is not in the arc portions 11c and 11d but in the straight portion 11b. Therefore, it is possible to suppress the powder in the mortar hole 31 from being biased by centrifugal force.
  • the motor 121 of the rotary drive machine 120 is controlled at a constant speed by a constant speed control circuit 124. Then, the upper wheel 101 and the lower wheel 106 rotate, and the upper press roller 102 and the lower press roller 107 rotate. Further, an upward load is applied to the lower wheel 106 by the pressure actuator 110.
  • the timing at which 50 passes the press position P is synchronized.
  • the punches 40 and 50 of the tableting machine 21 are pressed so as to be sandwiched between the press rollers 102 and 107 of the rotary press device 100, Tablets are formed from the powder.
  • the cam follower 78 of the tablet press 21 is pushed up by the lower punch operation cam 74 and then lowered. It is done.
  • the lower punch 50 inserted into the mortar 31 of the mortar 30 is raised and then lowered.
  • the tip 52 of the lower punch 50 penetrates upward from the mortar 31 or the tip surface of the tip 52 is aligned with the upper end surface of the die 30, so that the formed tablet is the lower punch 50. It is protruded from the mortar hole 31 by the tip 52. Thereby, the tablets can be collected by a pickup device or the like.
  • the position of the lower punch 50 is maintained by the lower punch operation cam 74 until the tableting machine 21 reaches the press position P of the rotary press device 100. Be drunk.
  • the powder supply device 90 the powder is supplied to the mortar 31 by the powder supply device 90, and the powder is deposited on the distal end surface of the tip 52 of the lower punch 50.
  • the cam follower 77 of the tableting machine 21 is pulled down by the upper punching operation cam 71 after the tableting machine 21 passes through the powder supply device 90 and reaches the rotary press device 100. Thereby, the upper punch 40 is lowered, and the tip 42 of the upper punch 40 is inserted into the mortar 31 of the mortar 30. Then, the powder deposited on the tip 52 of the lower rod 50 is hit from above by the tip 42 of the upper rod 40, and the powder is hit from below by the tip 52 of the lower rod 50. In this way, the powder is preliminarily compressed by the tips 42 and 52.
  • the position of the upper punch 40 is maintained by the upper punch operation cam 71 until the tableting machine 21 reaches the press position P of the rotary press device 100. Be drunk.
  • the upper press roller 102 passes the lowest point and the lower press roller 107 passes the highest point.
  • the upper press roller 102 is pressed against the head 43 of the upper punch 40
  • the lower press roller 107 is pressed against the head 53 of the lower punch 50
  • the powder sandwiched between the upper punch 40 and the lower punch 50 is removed. It is compressed by the load of the pressure actuator 110. Thereby, powder is solidified.
  • the cam follower 77 passes through the interrupted portion of the upper punching operation cam 71 and the cam follower 78 passes through the interrupted portion of the lower punching operation cam 74. Therefore, the load of the pressure actuator 110 does not act on these cams 71 and 74.
  • the peripheral speed of the upper press rollers 102 and 106 is equal to the traveling speed of the tableting machine 21, the upper press roller 102 moves from almost right above the head 43 of the upper punch 40 to the head 43 at the pressurization start timing.
  • the lower press roller 107 comes into contact with the head 53 almost directly below the head 53 of the lower rod 50. Therefore, the lateral load hardly acts on the flanges 40 and 50. Therefore, pressure is applied to the powder without waste, and the powder is solidified satisfactorily. Moreover, it is not necessary to apply stress to the compression molding apparatus 1.
  • the upper press roller 102 contacts the head 43 of the upper collar 40 at a position close to the lowest point. Further, the lowermost part or the vicinity thereof on the outer peripheral surface of the upper press roller 102 is in contact with the head 43 of the upper punch 40, and the upper press roller from the contact portion between the outer peripheral surface of the upper press roller 102 and the head 43 of the upper punch 40.
  • a plane connecting up to the central axis 102 is substantially parallel to the vertical direction. Therefore, the tangential component force at the contact portion between the upper press roller 102 and the upper collar 40 is very small, and a lateral load hardly acts on the upper collar 40. Therefore, pressure is applied to the powder without waste, and the powder is solidified satisfactorily.
  • the lower press roller 107 contacts the head 53 of the lower punch 50 at a position close to the uppermost point, and from the contact portion between the outer peripheral surface of the lower press roller 107 and the head 53 of the lower punch 50.
  • a plane connecting up to the central axis of the lower press roller 107 is substantially parallel to the vertical direction. Therefore, the lateral load hardly acts on the lower eyelid 50.
  • the upper press roller 102 comes into contact with the top surface of the head 53 from directly above the head 43 of the upper collar 40, and the lower press roller 107 moves on the head 53 of the lower collar 50. Since the head top surface of the head 53 is contacted from directly below, the head top surfaces of the heads 43 and 53 can be flat surfaces perpendicular to the axes of the upper eyelid 40 and the lower eyelid 50. If the top surfaces of the heads 43 and 53 are flat, almost no component force in the tangential direction is generated even by a load from the press rollers 102 and 107 to the top surfaces of the heads 43 and 53. Therefore, the lateral load hardly acts on the flanges 40 and 50.
  • the pressurization actuator 110 applies a constant pressure from 40, 50 to the powder. This is because the pressure actuator 110 is controlled so that the load is constant.
  • the upper press roller 102 moves in the circumferential direction around the axis of the upper wheel 101, and the upper rod 40 moves downstream. Since the upper press roller 102 is pressed against the head 43 of the upper punch 40, the upper press roller 102 and the upper presser 40 are moved at the contact portion between the upper press roller 102 and the upper press 40 as the upper press roller 102 moves. There is a risk of tangential loads. However, when the upper press roller 102 rotates around the rotation shaft 103, no slip occurs between the upper press roller 102 and the head 43 of the upper collar 40, and the tangential load is released. Therefore, the lateral load does not act on the upper eyelid 40, and the powder is solidified satisfactorily.
  • the lower press roller 107 moves in the circumferential direction and the lower punch 50 moves downstream from the pressurization start timing to the pressurization end timing. As in the case of the upper press roller 102, the lower press roller 107 rotates about the rotation shaft 108, so that a lateral load does not act on the lower rod 50.
  • the tablet 30 is modularized by assembling the mortar 30, the upper punch 40, the lower punch 50, the linear motion guide mechanism 60, and the like to the traveling carriage 22. Therefore, there is a degree of freedom in the arrangement shape of these tableting machines 21, and the shape of the locus of the tableting machine 21 is not restricted. Therefore, it is possible to provide the compression molding apparatus 1 in which a plurality of tableting machines 21 are arranged along the oval-shaped rails 11 and 12.
  • the rails 11 and 12 can be formed in an oval shape, the rails 11 and 12 have straight portions, and the powder supply device 90 and the rotary press device 100 can be arranged beside the straight portions. In addition, an increase in the area of the region surrounded by the rails 11 and 12 can be minimized while increasing the overall length of the rails 11 and 12.
  • the powder supply device 90 and the rotary press device 100 can be arranged along the plurality of rails 11 and 12. Devices other than the powder supply device 90 and the rotary press device 100 are arranged beside the rails 11 and 12, and various processing (for example, cleaning of the die 30, picking up tablets, liquid and solid in the die hole 31) Etc.) can also be performed.
  • the linear motion guide mechanism 60 is not provided directly above or directly below the mortar 31, but is provided at a position shifted in the horizontal direction from the mortar 31 of the mortar 30. Therefore, the lubricating oil of the linear motion guide mechanism 60 does not leak into the mortar hole 31.
  • the linear motion guide mechanism 60 can be protected from dust and powder by the telescopic pipes 67 and 68.
  • the powder supply device 90 and the rotary press device 100 are arranged beside the straight portions of the rails 11 and 12, the powder supply device 90 can supply the powder favorably and pressurize by the rotary press device 100. Can also be performed well.
  • the head 43 of the upper collar 40 is pressurized by the upper press roller 102 from directly above, and the head 53 of the lower collar 50 is pressed by the lower press roller 107 from almost immediately below. Pressed.
  • the holding body 62 is fixed to the holding plate 24 of the traveling carriage 22, and the shaft 61 can be moved up and down.
  • the holding body 62 may not be provided, and the shaft 61 may be fixed to the holding plate 24 so as to vertically penetrate the holding plate 24 of the traveling carriage 22.
  • an upper moving body similar to the moving body 63 is disposed on the upper side of the holding plate 24, the shaft 61 is inserted into the upper moving body, and the upper moving body can move up and down along the shaft 61.
  • the upper bracket 64 is not assembled to the upper end of the shaft 61 but is assembled to the upper moving body.
  • the cam follower 77 is not provided on the bracket 66 but on the rear surface of the upper bracket 64. Therefore, the bracket 66 is not provided.
  • the upper rod 40 and the shaft 61 are moved up and down integrally, and the lower rod 50 is moved up and down separately from the shaft 61.
  • the lower rod 50 and the shaft 61 may move up and down integrally, and the upper rod 40 may move up and down separately from the shaft 61.
  • the moving body 63 and the bracket 66 are not provided, and the lower bracket 65 is assembled to the lower end portion of the shaft 61. Thereby, the lower eyelid 50 and the shaft 61 move up and down integrally.
  • an upper moving body similar to the moving body 63 is arranged on the upper side of the holding plate 24, the shaft 61 is inserted into the upper moving body, and the upper moving body can move up and down along the shaft 61.
  • the upper bracket 64 is not assembled to the upper end of the shaft 61 but is assembled to the upper moving body. Thereby, the upper collar 40 moves up and down separately from the shaft 61.
  • the cam follower 77 is provided on the rear surface of the upper bracket 64.
  • the lower punch 50 is lowered after the tablet press 21 has passed through the rotary press device 100 and before the tablet press 21 reaches the powder supply device 90.
  • the cam follower 78 of the tableting machine 21 is used for the lower punch operation after the tableting machine 21 passes through the rotary press device 100 and before the tableting machine 21 reaches the powder supply device 90. It may be pushed up later after being pulled down by the cam 74.
  • the lower punch 50 that has been inserted into the mortar 31 of the mortar 30 at the time when the tableting machine 21 passes through the rotary press device 100 rises.
  • the tip 52 of the lower punch 50 is pulled down from the mortar hole 31, so that the formed tablet falls from the mortar hole 31.
  • the tip 52 of the lower punch 50 is inserted into the mortar 31.
  • the travel drive device 80 is a chain drive device, but may be a linear motor, a screw drive device, or other drive devices.
  • the screw drive device shown in the plan view of FIG. 12 may be applied to the travel drive device 80.
  • the lead screw 87 is provided along the straight portion 11 b so as to be parallel to the straight portion 11 b of the upper rail 11.
  • the lead screw 87 is rotatably supported by a bearing or the like.
  • a spiral groove 88 is formed on the outer peripheral surface of the lead screw 87.
  • sliding pieces 89 are provided on the rear surface of the roller support plate 23 of each tableting machine 21, and these sliding pieces 89 are inserted into the grooves 88.
  • the tableting machine 21 runs.
  • a lead screw similar to the lead screw 87 may be provided along the opposite linear portion 11a, and the tableting machine 21 may be driven by the rotation of the lead screw.
  • the installation position of the rotary press device 100 is beside the linear portion 11b of the upper rail 11, but may be beside the circular arc portion 11d of the upper rail 11. Since the tableting machine 21 draws an arc-shaped trajectory in the arc portion 11d, it is effective that the upper press roller 102 is movable along the rotation shaft 103. That is, from the time when the upper press roller 102 comes into contact with the head 43 of the upper collar 40 at the pressurization start timing until the upper press roller 102 reaches the lowest point, the upper press is performed by the head 43 that draws an arc-shaped locus. The roller 102 is moved in the direction of the rotation shaft 103, and the disc spring 104 (or disc spring 105) is compressed.
  • the upper press roller 102 From the time when the upper press roller 102 reaches the lowest point until the upper press roller 102 moves away from the head 43 of the upper collar 40 at the end of pressurization, the upper press roller 102 is opposed by the head 43 that draws an arcuate path.
  • the disc spring 104 (or disc spring 105) is restored.
  • Such movement of the upper press roller 102 prevents slippage between the upper press roller 102 and the head 43 of the upper collar 40 and prevents the upper press roller 102 and the upper wheel 101 from being overloaded. be able to.
  • the rails 11 and 12 have an oval shape.
  • the rails 11 and 12 are not limited to the oval shape as long as the rails 11 and 12 have a closed curve shape.
  • roller chain 85 ... constant speed control path, 90 ... Powder supply device, 100 ... rotary press device, 101 ... upper wheel, 102 ... upper press roller (upper pressure contact portion), 103 ... rotating shaft, 104 ... disc spring (upper elastic member), 105 ... disc spring (upper elastic member) 106: Lower wheel, 107: Lower press roller (lower pressure contact part), 108: Rotating shaft, 110: Pressurization act Eta (pressurizer), 111 ... plunger, 114 ... displacement sensor, 115 ... link member, 116 ... right end of link member, 117 ... left end of link member, 120 ... rotary drive, 121 ... motor, 122 ... first One transmission mechanism, 122a ... gear, 122b ...

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)

Abstract

La présente invention permet d'empêcher qu'une charge soit appliquée à une tige dans une direction dans laquelle celle-ci s'affaisserait. Un dispositif de presse 100 pour presser successivement, à un emplacement de pression P, une pluralité de tiges supérieures 40 et une pluralité de tiges inférieures 50 passant successivement à l'emplacement de pression P, est pourvu : d'une roue supérieure 101 disposée afin de pouvoir tourner autour d'un axe central sur un côté supérieur de l'emplacement de pression P ; d'une pluralité de rouleaux presseurs supérieurs 102, installés dans la roue supérieure 101 de manière à être agencés dans la direction circonférentielle autour de l'axe central de la roue supérieure 101 et mis en contact de pression avec les parties de tête des extrémités supérieures 43 des tiges supérieures 40 ; d'une roue inférieure 106 disposée afin de pouvoir pivoter autour d'un axe central sur un côté inférieur de l'emplacement de pression P ; d'une pluralité de rouleaux de pression inférieurs installés dans la roue inférieure de manière à être agencés dans la direction circonférentielle autour de l'axe central de la roue inférieure et amenés en contact de pression avec les parties de tête des extrémités inférieures des tiges inférieures.
PCT/JP2016/071017 2016-07-15 2016-07-15 Dispositif de presse et dispositif de presse rotative WO2018011982A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2016/071017 WO2018011982A1 (fr) 2016-07-15 2016-07-15 Dispositif de presse et dispositif de presse rotative

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PCT/JP2016/071017 WO2018011982A1 (fr) 2016-07-15 2016-07-15 Dispositif de presse et dispositif de presse rotative

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11114698A (ja) * 1997-10-08 1999-04-27 Kikusui Seisakusho Ltd 回転式粉末圧縮成形機
JPH11207500A (ja) * 1998-01-22 1999-08-03 Hata Tekkosho:Kk 回転式粉末圧縮成型機
JP2014213350A (ja) * 2013-04-25 2014-11-17 伊藤工具株式会社 錠剤の製造方法
JP2015534539A (ja) * 2012-07-23 2015-12-03 プロテウス デジタル ヘルス， インコーポレイテッド 摂取可能構成要素を備える摂取可能事象マーカーを製造するための技法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11114698A (ja) * 1997-10-08 1999-04-27 Kikusui Seisakusho Ltd 回転式粉末圧縮成形機
JPH11207500A (ja) * 1998-01-22 1999-08-03 Hata Tekkosho:Kk 回転式粉末圧縮成型機
JP2015534539A (ja) * 2012-07-23 2015-12-03 プロテウス デジタル ヘルス， インコーポレイテッド 摂取可能構成要素を備える摂取可能事象マーカーを製造するための技法
JP2014213350A (ja) * 2013-04-25 2014-11-17 伊藤工具株式会社 錠剤の製造方法

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