JP3208355U - Disk structure that rotates the indexing machine of the screw aligner - Google Patents

Abstract

To provide a disk structure for rotating an indexing plate of a screw aligner capable of accurately feeding screws to a predetermined position, improving work efficiency and accuracy, and realizing stable operation. A disk structure for rotating an indexing board of a screw aligner includes a DC brushless motor, an indexing board, a sheet metal connecting member, a gear unit, a cross member, a rotating disk member, and a rotating shaft. The sheet metal connecting member 20 is fixed to the side wall of the sheet metal fixing member 80, and the shaft gear 11 is inserted into the sheet metal connecting member so as to transmit the DC brushless motor 10 and the cruciform member 40. The rotary shaft 60 is inserted into the sheet metal fixing member, the rotary plate member 50 is mounted on the rotary shaft, the indexing plate 70 is fixed to the upper end of the rotary shaft, and the cross-shaped members rotate alternately. By being engaged with the board member, the indexing board is accurately rotated by a quarter of a circle. [Selection] Figure 4

Description

  The present invention particularly relates to a disk structure for rotating an indexing disk of a screw aligner.

  The screw aligner arranges and arranges the screws and then conveys them to a predetermined position. Among them, the disk structure of the screw aligner is a mechanism that rotates the indexing plate and conveys the screws to a predetermined position. In the existing technology, the disk structure is rotated using a gear as a transmission structure.

  However, since the gear transmission structure for rotating the existing disk structure has a gap at the meshing position of the gear and the gear, the screw cannot be accurately conveyed to a predetermined position, and the transmission from the gear can be performed. Since the power is weakened, the screw aligner may not move.

  The present invention relates to a disk structure for rotating an indexing plate of a screw aligner having a direct-current brushless motor and an indexing plate having a shaft gear, the sheet metal connecting members, the first gear and the second gear that are linked to each other. And a third gear, a gear unit including a fourth gear, a cross member, a rotating disk member, a rotating shaft, and a U-shape in a side view, a fixing plate, a fixing seat, and an F-shaped position A sheet metal fixing member having a restricting member and a pair of transmission / reception devices, wherein the sheet metal connecting member is fixed to a side wall of the sheet metal fixing member so as to be adjustable with respect to the sheet metal fixing member; And a first shaft penetrating through the third gear, a second shaft penetrating through the second gear and the fourth gear, and a third shaft penetrating through the cruciform member, Engage with the first gear so that it is inserted upward into the center through hole of the sheet metal connecting member. The cruciform member is meshed with a fourth gear so as to wrap around the third shaft, and the rotation shaft faces upward in the upper through hole of the sheet metal fixing member, the center hole of the rotating disk member, and the sheet metal fixing. The indexing board is fixed to the upper end of a rotating shaft, the fixing plate is fixed to a fixing seat, the fixing seat is fixed to a sheet metal fixing member, and the F-shaped The position restricting member is fixed to the side wall of the sheet metal fixing member, and two ear portions are provided symmetrically on the periphery of the cross-shaped member, and the ear portions are alternately meshed with the recessed portions of the rotating disk member. A cylinder is provided at the center of the letter-shaped member, the cylinder is fitted into the recess of the F-shaped position limiting member, a notch is formed in the center of the cylinder, and the direction of the notch is perpendicular to the extending direction of the ear part. The pair of transmitting / receiving devices are arranged so that the fixed plates are opposed to each other so as to be positioned above the F-shaped position limiting member. Mounted on either side, it is to receive and transmit through the opposing slit.

  In the disk structure for rotating the indexing plate of the screw aligning machine, it is preferable that four screw recesses for accommodating screws are provided at equal angles on the periphery of the indexing plate.

  In the disk structure for rotating the indexing disk of the screw aligning machine, it is preferable that the recesses corresponding to the ears are respectively provided at the four diagonal positions on the periphery of the rotating disk member.

According to the structure described above, the disk structure that rotates the indexing board of the screw aligning machine of the present invention has the following merits.
1. The meshing structure of the rotating disk member and the cruciform member rotates the indexing plate accurately to a quarter turn, so that the screw can be accurately sent to a predetermined position, so that work efficiency and accuracy are improved. improves.
2. Since the two ears of the cross-shaped member are alternately meshed with the recesses of the rotating plate member, the indexing plate is rotated accurately, so that the work efficiency is improved and each member is accurately set during operation. Because of positioning, stable operation can be realized.
3. Since the cross-shaped member and the turntable member can be disassembled, it is easy to assemble and adjust, so that work time can be saved.

It is a perspective view of the present invention. It is a partial exploded perspective view of the present invention. It is a partial exploded perspective view of the direct current brushless motor of the present invention, a sheet metal connecting member, a gear unit, and a cross-shaped member. It is another partial exploded perspective view of this invention. In this invention, it is explanatory drawing which shows the meshing state of a cross-shaped member and a rotary disk member when sending out a screw to a predetermined position and stopping the whole structure for a while. In this invention, it is explanatory drawing which shows the meshing state of a cross-shaped member and a rotary disk member when a screw is accommodated in the indexing board.

  As shown in FIGS. 1 to 4, the disk structure for rotating the indexing board of the screw aligning machine of the present invention includes a DC brushless motor 10, a sheet metal connecting member 20, a gear unit 30, a cross-shaped member 40, The rotating disk member 50, the rotating shaft 60, the indexing disk 70, the sheet metal fixing member 80, and a pair of transmission / reception devices 91 and 92 are provided.

  A shaft gear 11 is attached to the shaft end of the DC brushless motor 10, a central through hole (not shown) is formed on the bottom surface of the sheet metal connecting member 20, and the gear units 30 are respectively connected to a first gear 31 that is interlocked. The sheet metal fixing member 80 includes a second gear 32, a third gear 33, and a fourth gear 34. The sheet metal fixing member 80 is a plate having a U-shaped cross section in a side view, a fixing plate 84, a fixing seat 85, An F-shaped position limiting member 86 and a guide plate 87 are provided.

  The sheet metal connecting member 20 includes a first shaft 21 penetrating the first gear 31 and the third gear 33, a second shaft 22 penetrating the second gear 32 and the fourth gear 34, and a cross-shaped member. The shaft gear 11 is meshed with the first gear 31 so as to be inserted into the central through hole of the sheet metal connecting member 20 from below to above. The cross-shaped member 40 is meshed with the fourth gear 34 so as to wrap around the third shaft 23, and the sheet metal connecting member 20 is fixed to the side wall of the sheet metal fixing member 80. The left and right positions can be adjusted via the laterally elongated hole 81.

  The rotating shaft 60 is inserted into the upper through hole 82 of the sheet metal fixing member 80, the center hole 51 of the rotating plate member 50, and the lower through hole 83 of the sheet metal fixing member 80 from below to above (as shown in FIG. 4). ). The index board 70 is fixed to the upper end of the rotary shaft 60, the fixed plate 84 is fixed to a fixed seat 85, the fixed seat 85 is fixed to a sheet metal fixing member 80, and the guide plate 87 is fixed. While being fixed to the seat 85, a circular hole 870 is formed at the center thereof, and a slit is formed on one side of the circular hole 870. The index board 70 is accommodated so as to correspond to the circular hole 870 of the guide plate 87, and the F-shaped position limiting member 86 is fixed to the side wall of the sheet metal fixing member 80.

  As shown in FIGS. 5 and 6, two ears 41, 42 are provided symmetrically on the periphery of the cross-shaped member 40, and the ears 41, 42 are alternately recessed portions 52 of the rotating disk member 50. Further, a cylinder 43 is provided at the center of the cross-shaped member 40, and the cylinder 43 is fitted into a recess of the F-shaped position limiting member 86, and a notch is formed at the center of the cylinder 43. The direction of the cutout is perpendicular to the extending direction of the ears 41, 42, and the pair of transmission / reception devices 91, 92 are positioned above the F-shaped position limiting member 86. Since the signal passing holes that are attached to both opposing sides and face each other are formed in the fixing plate 84, the pair of transmission / reception devices 91 and 92 can receive and transmit signals through the signal passing holes.

  Four screw recesses 71 for accommodating screws on the periphery of the indexing board 70 are provided at equal angles, and at the four diagonal positions on the periphery of the rotary disk member 50, ears 41, 42 and Corresponding recesses 52 are recessed. In other words, the recessed portions 52 are recessed at positions where the peripheral edges of the rotating disk member 50 are perpendicular to each other, and the recessed portions 52 are formed so as to correspond to the ear portions 41 and 42.

  When the work is performed, the screw is sent along the rail to the screw recess 71 of the indexing board 70 accommodated in the guide plate 87. At this time, the DC brushless motor 10 is driven to rotate the shaft gear 11, the gear unit 30 is rotated by the rotation of the shaft gear 11, and the cross-shaped member 40 is interlocked with the rotation of the fourth gear 34 of the gear unit 30. Let it rotate. The cruciform member 40 is rotated by a half turn, the ear portion 42 is engaged with the recess 52 of one of the turntable members 50, and the turntable member 50 is rotated by a quarter turn, and the rotation shaft 60 is rotated. Is rotated by the rotation of the rotating disk member 50, the indexing disk 70 is interlocked, and the screw is sent to a predetermined position. At this time, when the screw is detected by the pair of transmission / reception devices 91 and 92, the entire structure is temporarily stopped, and when the screw is removed, the whole is operated again.

DESCRIPTION OF SYMBOLS 10 DC brushless motor 11 Shaft gear 20 Sheet metal connecting member 21 1st shaft 22 2nd shaft 23 3rd shaft 30 Gear unit 31 1st gear 32 2nd gear 33 3rd gear 34 4th gear 40 Cross-shaped member 41, 42 ear Part 43 Cylinder 50 Rotating disk member 51 Center hole 52 Recessed part 60 Rotating shaft 70 Indexing board 71 Screw recessed part 80 Sheet metal fixing member 81 Lateral long hole 82 Upper through hole 83 Lower through hole 84 Fixed plate 85 Fixed seat 86 F-shaped Position limiting member 87 Guide plate 870 Circular hole 91, 92 Transmission / reception device

Claims (3)

A disk structure for rotating an indexing board of a screw aligning machine having a direct current brushless motor and an indexing board having a shaft gear,
The sheet metal connecting member, the first gear, the second gear, the third gear, the gear unit including the fourth gear, the cruciform member, the rotating disk member, the rotating shaft, and the side view. It has a U-shape, and includes a fixing plate, a fixing seat, a sheet metal fixing member including an F-shaped position limiting member, and a pair of transmission / reception devices,
The sheet metal connecting member is fixed to the side wall of the sheet metal fixing member so that it can be adjusted to the left and right with respect to the sheet metal fixing member, a first shaft penetrating the first gear and the third gear, a second gear and a fourth gear. A second shaft penetrating through and a third shaft penetrating through the cross-shaped member,
The shaft gear is meshed with the first gear so as to be inserted into the central through hole of the sheet metal connecting member facing upward,
The cross-shaped member is meshed with the fourth gear so as to wrap around the third shaft,
The rotating shaft is inserted upward into the upper through hole of the sheet metal fixing member, the center hole of the rotating plate member, the lower through hole of the sheet metal fixing member,
The indexing board is fixed to the upper end of the rotating shaft,
The fixing plate is fixed to a fixed seat;
The fixed seat is fixed to a sheet metal fixing member,
The F-shaped position limiting member is fixed to a side wall of the sheet metal fixing member,
Two ears are provided symmetrically on the periphery of the cruciform member, the ears are alternately meshed with the recesses of the rotating disk member, and a cylinder is provided at the center of the cruciform member. Fitted into the concave portion of the character-shaped position limiting member, a notch is formed in the center of the cylinder, the direction of the notch is perpendicular to the extending direction of the ear,
The pair of transmission / reception devices are attached to opposite sides of the fixed plate so as to be positioned above the F-shaped position limiting member, and transmit / receive through the opposing slits,
A disk structure that rotates the indexing machine of the screw alignment machine.   The disk structure for rotating the indexing plate of the screw aligning machine according to claim 1, wherein four screw recesses for receiving screws are formed at equal angles on a peripheral edge of the indexing plate.   The disk structure for rotating the indexing disk of the screw aligning machine according to claim 1, wherein recesses corresponding to the ears are respectively provided in four diagonal positions on the periphery of the rotating disk member. .

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