JPS62292263A - Automatic soldering machine for motor commutator - Google Patents

Abstract

PURPOSE:To realize a labor saving by providing the pallet holding plural commutators at fixed intervals and performing the soldering of a pallet unit by arranging the pushing out slider of the pallet, transfer base pulling in slider, etc. CONSTITUTION:The automatic soldering machine 1 is composed of a pallet 2, conveyors 3, 9, slider for push out 4, transfer base 5, cross feeding screw 6, automatic soldering device 7 and pallet pulling slider 8. The output shaft fitting hole 10 of the commutator is arranged at fixed intervals on the pallet 2 and the commutator can be held per one group unit. When the pallet 2 is carried in with a conveyor 3, the pushout slider 4 pushes it out to the transfer base 5 and the screw shaft 6 moves the transfer base 5 at the hole 10 intervals with its intermittent driving. The commutator is then subjected to automatic soldering in order and delivered by the conveyor 9 at the pallet 2 unit. The hand around the conveyor becomes unnecessary and the labor saving is enabled.

Description

[Detailed Description of the Invention] 3. Detailed Description of the Invention (Field of Industrial Application) The present invention relates to an automatic soldering machine for a motor commutator that automatically performs soldering processing at predetermined locations on a motor commutator. The purpose is to make it possible to stock a large quantity of motor commutators before and after soldering in an automated transport route, thereby eliminating the routine work of replenishing and removing motor commutators by personnel near the transport route. be.

(Prior Art) Conventionally, as shown in FIG. 6(^), an automatic motor commutator soldering machine +8) has a plurality of conveyors (bl) and a conveyor track ((+) configured in a rectangular shape in plan view, This transport track (C1
A pallet placed on top and having an output shaft insertion vertical hole (d) (
el, three positioning arms (fl) disposed above the transport track (C1), and three automatic soldering devices (1) disposed opposite the positioning arms (f), respectively. .

In this conventional automatic soldering machine (al), as shown in Figure 6 (B), the output shaft (N) is inserted into the output shaft insertion vertical hole (d) and the motor commutator (1) is palletized (on the el). The motor commutator (1) is transported along the transport track (C1) with the motor commutator (1) standing upright on the pallet (el).
At the same time, the motor commutator (1) is positioned at a predetermined rotation angle around the output shaft (hl).
The varistor ('') protruding from the top of the motor commutator (1) on three sides is soldered using an automatic soldering device (g).

However, in such a conventional automatic soldering machine (8), since the conveyance track (C) is endless, the replenishment and removal operations of the motor commutator (11) before and after soldering are performed by soldering. The motor commutator (1) placed on the pallet (e) moving on the conveyance track (C) is limited to one piece.
The number of motor commutators +11 before and after soldering that are stocked on the transport track (C1) is also limited, and the motor commutators (1) must be frequently replenished and taken out. Work by personnel was required near (C).

(Means for Solving the Problem) The present invention includes a bar-shaped pallet having a plurality of output shaft insertion vertical holes maintained at regular intervals in the longitudinal direction, and a width that allows the pallet to be placed in a state perpendicular to the conveying direction. a carry-in conveyor; a pallet push-out slider having an engagement portion with the pallet and slid in the width direction on the conveyance end of the carry-in conveyor; and a pallet push-out slider installed at the push-out position of the pallet push-out slider in the push-out direction of the slider. a lateral feed screw shaft for laterally feeding the pallet carrier along an extension line in the extrusion direction; an automatic soldering device disposed opposite to the pallet carrier; a pallet retraction slider that has an engaging portion with the pallet transport platform and is slid on an extension line of the end from the traversal end of the pallet conveyance platform, and a width that allows the pallet to be placed in a retracted state with the lower side of the pallet retraction slider as a transport start end; The above-mentioned problems are all solved by providing an automatic motor commutator soldering machine comprising a discharge conveyor having a motor commutator.

(Example) Embodiments of the invention will be described based on the drawings.

1 to 5 are diagrams for explaining one embodiment of the present invention, and in the figures +11 indicates an automatic soldering machine for a motor commutator.

As shown in Figure 1, this automatic soldering machine (1) consists of a pallet (2), a carry-in conveyor (3), a pallet extrusion slider (4), a pallet carrier (5), and a horizontal feed screw shaft. (6) (see Figure 2), automatic soldering device (7), pallet pull-in slider (8), and unloading conveyor (9)
It consists of

The pallet (2) is formed in the shape of a prismatic rod, and has a plurality of output shaft insertion vertical holes Ql maintained at constant intervals in the longitudinal direction on its surface, and an engagement hole (11) at one end thereof. are doing.

- The carry-in conveyor (3) has two endless belts (12) maintained at a constant interval;
) The mutual spacing is set to a distance that allows both ends of the pallet (2) to be placed on each upper surface, and the width is such that the pallet (2) can be placed on this loading conveyor (3) in a state perpendicular to the conveyance direction. I'm letting you do it.

As shown in FIGS. 2 and 3, the pallet extrusion slider (4) is arranged on the conveyance end (16) of the carry-in conveyor (3), and is attached to a hanging arm ( 14) The base (14) is attached to a rod-shaped slide guide (17) which has a horizontal engagement bin (15) at the tip and is installed in the width direction on the conveyance end (16) of the carry-in conveyor (3).
13) and slidably fit the pallet extrusion slider (4) to the conveyance end (1) of the carry-in conveyor (3).
6) The top can be slid in the width direction.

As shown in Figs. 2 and 4, the pallet transport platform (5) is
It is installed in the extrusion direction of the slider (4) at the extrusion position of the pallet extrusion slider (4), and a pallet entry gap (19) is formed between a pair of opposing pressure plates (18), and the pallet entry gap (19) is Gap (19) Idle wheel (
20) is provided.

As shown in Figures 2 and 4, the lateral feed screw shaft (6) is installed behind the pallet carrier (5), and is attached to the shaft extending behind the pallet carrier (5). base(
21), and through the intermittent drive of this horizontal feed screw shaft (6), the pallet transport platform (5) is moved along the extension line of the pallet extrusion slider (4) in the extrusion direction. Transverse feed is performed intermittently at intervals of the vertical hole α into which the output shaft is inserted.

The automatic soldering device (7) is arranged opposite to the pallet carrier (5), and includes a material hand (22), a work table (23), a soldering iron (24), and a heat radiation cap (25). Consisting of

The material hand (22) rotatably supports a swing arm (28) on a rotation guide tube (27) set up on a lifting platform (26), and the hands (29) are inserted from both ends of the swing arm (28). It is installed vertically.

The work table (23) is arranged in front of the base (30) so that it can be pushed and pulled freely, and a rotatable turntable (3) is mounted on the top surface.
1), an output shaft insertion hole (32) is bored at the center of rotation of the turntable (31), and a positioning pin (33) is erected offset from the center of rotation. .

The soldering iron (24) is disposed on the base (30) so as to be able to be pushed or pulled toward the turntable (31) in a retracted state.

The heat dissipation cap (25) is attached to the retracted turntable (3).
1) A solder wire supply pipe (34) is located at the lower end of the heat dissipation cap (25) and is arranged to be able to rise and fall freely on the top.
is installed.

Such an automatic soldering device (7) is controlled in series with the operation of the pallet conveying table (5), and such control operation will be described later when explaining the usage state.

As shown in FIG. 2 and FIG.
), and has an engaging rod (38) that engages with the engaging hole (11) of the pallet (2) at the tip of the lifting cylinder (37) attached to the base (36). The base (36) is slidably fitted into a rod-shaped slide guide (40) installed in the width direction on the conveyance start end (39) of the unloading conveyor (9), which will be described later. 8) is slidable on an extended line from the lateral feed end (35) of the pallet conveyance table (5) to the end (35).

The carry-out conveyor (9) has two endless bells (12) arranged in parallel with the same gap as the carry-in conveyor (3).
It has a width that allows the pallet (2) to be placed in the retracted state by the pallet retracting slider (8), and its conveyance start end (39) is connected to the pallet retracting slider (8).
) is set downward.

One embodiment of the present invention is constructed as described above, and its usage will be explained below.

As shown in Fig. 1, the output shaft (42) of the motor commutator (41) is inserted into the output shaft insertion vertical hole α of the pallet (2), and a plurality of motors are commutated on the pallet (2). The pallets (41) are arranged and the pallets (2) are placed on the carrying-in conveyor (3) so as to be perpendicular to the longitudinal direction.

When the pallet (2) is conveyed to the conveyance end (16) by the drive of the carry-in conveyor (3), the pallet pressing slider (4) is slid by a predetermined control mechanism as shown in FIGS. 2 and 3. While pressing the end of the pallet (2) with the tip of the engagement pin (15), the pallet (2) is inserted into the pallet entry gap FJ (19) of the pallet transport platform (5), and the clamping plate ( 18) to support the pallet (2) on the pallet carrier (5).

Next, the transverse feed screw shaft (6) is intermittently driven by a predetermined control mechanism, and the pallet transport platform (5) is intermittently moved laterally at intervals of the vertical hole α field into which the output shaft of the pallet (2) is inserted.

At this time, as shown in Fig. 4, the motor commutator (41) at the end of the lateral feed is gripped by one hand (29) of the swing arm (28) that has been lowered by a predetermined control mechanism, and ), then rotate and reverse,
It descends on the working table (23) in the pushed-out state and rises again while leaving the motor commutator (41) on the turntable (31) of the working table (23).

A work table (23) on which a motor commutator (41) is placed
) is brought into the retracted state by a predetermined control mechanism, the heat dissipation cap (25) that has descended to the upper end of the output shaft (42) of the motor commutator (41) is overturned, and the turntable (31) is rotated intermittently to a predetermined position. The tip of the soldering iron (24) pushed out toward the three protruding risers (43) of the motor commutator (41), which are successively positioned at different positions, receives the solder wire supplied from the tip of the solder wire supply pipe (34). It is melted and soldered to the riser (43).

After soldering, a predetermined control mechanism raises the heat radiation cap (25), pushes out the work table (23), lowers the swing arm (28), and moves the work table (23) with one hand (29). 23) Grasp the soldered motor commutator (41) above, raise the swing arm (28), turn it around, turn it around, lower it, and return the soldered motor commutator (41) to its original position. At the same time, the unsoldered motor commutator (41) is placed on the work table (23) and the soldering work is continued.

This operation is controlled in series with the intermittent drive of the pallet conveyance table (5), and the pallet (2) is processed one by one starting from the motor commutator (41) at the end of the lateral conveyance.

When all the motor commutators (41) on the pallet (2) have been soldered, the pallet (2) is at the end of traverse feed (
35), and a predetermined control mechanism causes the lifting cylinder (37) of the pallet bow slider (8) to descend, and the engagement rod (38) at the tip moves into the retaining hole (35) of the pallet (2). 11), the pallet retraction slider (8) slides to pull the pallet (2) into the conveyance start end (39) of the unloading conveyor (9), and the unloading conveyor (9) is intermittently driven to remove the pallet (2). transport.

In this automatic soldering machine (11), unsoldered motor commutators ( The new pallet (2) on which the soldered motor commutator (41) is placed is not carried into the automatic soldering device (port), and the pallet (2) on which the soldered motor commutator (41) is placed is not carried into the carry-out conveyor ( 9) A large quantity of pallets (2) on which motor commutators (41) are mounted are stocked on the carry-in conveyor (3) and the carry-out conveyor (9) without being carried out.

(Effects) The present invention provides a bar-shaped pallet having a plurality of output shaft insertion vertical holes maintained at a constant interval in the longitudinal direction, a carry-in conveyor having a width that allows the pallet to be placed in a state perpendicular to the conveyance direction, and the pallet. a pallet extrusion slider that is slid in the width direction on the conveyance end of the carry-in conveyor, and a pallet conveyance platform that is constructed in the extrusion direction of the slider at the extrusion position of the pallet extrusion slider; , a transverse feed screw shaft that transversely feeds the pallet conveyance table along an extension line in the extrusion direction, an automatic soldering device disposed opposite to the pallet conveyance table, and an engaging portion with the pallet. a pallet pull-in slider that is slid from the lateral feed end of the pallet conveyance platform on an extension line of the same end; and a carry-out conveyor having a width that allows the pallet to be placed in a retracted state with the lower part of the pallet pull-in slider being the conveyance start end. Since this is an automatic motor commutator soldering machine, it has the following effects.

In other words, the processing time for a series of soldering operations for multiple motor commutators placed on a bar-shaped pallet can be secured as the work time for loading and unloading the motor commutators. Since a plurality of motor commutators can be placed in parallel in one direction, a large quantity of motor commutators can be stocked on the loading and unloading tracks, and the routine work of replenishing and taking out motor commutators by personnel near the transport route can be eliminated.

[Brief explanation of the drawing]

FIG. 1 is a perspective view of an automatic soldering machine for motor commutators according to an embodiment of the present invention, FIG. 2 is a plan view of essential parts of the automatic soldering machine, and FIG. 4 is a sectional view taken along IV-IV, and FIG. 5 is a sectional view taken along V-V. FIG. 6 is an explanatory diagram of the prior art.

Claims (1)

[Claims] (1) The relationship between a bar-shaped pallet having a plurality of output shaft-fitting vertical holes maintained at regular intervals in the longitudinal direction, an inlet conveyor having a width that allows the pallets to be placed in a state perpendicular to the conveyance direction, and the pallet. a pallet extrusion slider having a joint portion and sliding in the width direction on the conveyance end of the carry-in conveyor; a pallet conveying platform constructed at the extrusion position of the pallet extrusion slider in the extrusion direction of the intermediate slider;
It has a horizontal feed screw shaft for laterally feeding the pallet conveyance table along an extension line in the extrusion direction, an automatic soldering device disposed opposite to the pallet conveyance table, and an engaging part with the pallet. and a pallet retraction slider that is slid from the traversal end of the pallet transport platform on an extension line of the end;
An automatic soldering machine for a motor commutator, comprising a conveyance start end below the pallet retracting slider and an unloading conveyor having a width that allows the pallet to be placed in a retracted state.