JPS5942173Y2 - press equipment - Google Patents

Description

[Detailed explanation of the idea] The inconvenience concerns the press device.

In conventional press equipment, machining jigs are attached to the actuator for machining and the fixed part below it, but when jigs and tools are also attached to the actuator that is pressurizing, it is necessary to attach the jig to the fixed part. Installation is not easy due to the relationship with tools and requires a lot of time and effort.

The present invention was devised in view of these points, and aims to eliminate the need to attach jigs and tools to a machining actuator, and to allow the jigs and tools to be easily set to full machining operation state.

Next, one embodiment of the present invention will be described based on the drawings.

As shown in FIGS. 1 and 2, a guide board 2 is fixed on a base 1, guide recesses 3 are provided on both side surfaces of the guide board 2, and locking boards are provided at both ends of the guide board 2. 4 and a locking convex portion 5 are integrally provided.

Further, a mounting table 7 for the pressurized object 6 is provided on the guide board 2 in a movable position from the pressurizing position P to the non-pressurizing position P2, and guide projections 8 are fixed to both sides of the lower surface of the mounting table 7. It is slidably fitted into the guide recesses 3 on both side surfaces of the guide board 20 to fully guide the movement of the mounting base 7.

Further, a pair of convex portions 9 for fitting the pressurized object 6 to the edge of the soil surface of the mounting table 7 are fully fixed.

A clamp mechanism is provided on both sides of the octopus mounting base 7 for detachably mounting the entire pressurized object 6 on the mounting base 7.

That is, in this clamp mechanism, the clamper shaft 11 is inserted from below into both sides between the pair of convex parts 9 of the mounting base 7 and protrudes upward, and the clamper is connected to the protruding part of the clamper shaft 11 via the coil spring 12. 13 is rotatably provided, and this clamper 13 and the entire clamper shaft 11
It is locked at a predetermined height by a double nut 14 provided on the upper end screw part, and the grip lever 1 is connected from this clamper 13.
5 is integrally protruded, and the head of the lower end of the bent clamper shaft 11 is connected to a groove hole 16 bored in the lower surface of the mounting table 7.
It is inserted into the slot 16 and elastically locked by the pad 11, which is an elastic member, inserted into the slot 16 first.

Furthermore, guide pins 18 are provided on the upper cylinder of the mounting base 7 at inner positions of the clamper shafts 11 on both sides.

This guide pin 18 is provided so as to be located directly below the tip of the clamper 13 when the clamper 13 is in the upper state in FIG. A lock pin 19.20 protruded by a spring or the like is provided on the top surface, and this lock pin 19.20
This locks the clamper 13 in the upper state in FIG. 2 or in the lower state in FIG.

The cylinder body 25 of the first fluid pressure cylinder actuator 24 is fixed to the upper surface of the broken base 1 through the base plate 22 and the pair of fittings 23, and the tip of the piston rod 26 of the old actuator 24 is fixed to the upper surface of the broken base 1. A metal connection is made to one side of the mounting base 7 through the knuckle joint 27.

The above knuckle joint 27 and piston rod 26
is moved forward and backward through a hole 28 formed in one of the locking substrates 4.

(3) The first actuator 24 is driven by air.

Further, four fixing columns 31 are provided integrally protruding from the base 1 around the pressurizing position P1, and the cylinder body 330 of the second fluid pressure cylinder actuator 32 and the no-lunge portion 34 are attached to the upper end of the fixing columns 31. The seven run portions 34 are fixed with double nuts 35 for each fixing column 31, and the piston rod 36 of this actuator 32 is fully engaged.
The pressurizing part 37 is completely fixed at the tip of the pressurizing part 37 so as to face the pressurizing position P1.

The second actuator 32 is also driven by air.

A limit switch 39 is fixed to the inner surface of one of the locking substrates 4, and the limit switch 39 detects that the mounting base 7 is at the pressurized position P0 and positions it at the pressurized position P1. do.

As shown in FIGS. 3 and 4, the pressurized object 6 has two guide columns 42 integrally protruding from both sides of a fixing plate 410. coil spring 43
Further, a guide cylinder part 45, which is provided integrally with the movable plate 44, is fitted to the upper part of this guide column 42 so as to be able to move up and down, and the upper part of the coil spring 43 is fitted to this guide cylinder part 45. , the movable plate 44 is biased in a direction away from the fixed plate 41 by the coil spring 43, and the locking portion 4 is fitted onto the upper end of the guide column 42 and fixed by screws 46.
7, the upper surface of the movable plate 44 is locked and the movable plate 44 is
movement in the separating direction, and the fixing plate 41
and a processing jig 48 on the inner surface facing the movable plate 440.
By fixing 41, the entire pressurized object 6 is provided integrally.

Further, U-shaped grooves 51 are fully cut in both sides of the fixing plate 41, and a pin-shaped stopper 52 is provided protruding from the upper surface of the fixing plate 41 toward the middle position of the pair of guide columns 42. The upper end 53 of the stopper 52 is opposed to the lower surface of the movable plate 44.

Further, the processing jigs 48 and 49 act directly on the workpiece 61, and one jig 48 fits and holds the convex portions 63 protruding from both sides of the flange portion 620 of the workpiece 6107. It has a pair of U-shaped notches 64 and a round hole 66 that fits and holds the cylindrical part 65 of the processed product 61,
A support portion 67 that supports the lower end of the cylindrical portion 65 is fitted into the lower side of the round hole portion 66.

The other jig 49 includes a presser pin 69 that presses the central part of a plate-like part 68 that is separate from the main body of the workpiece 61, and a presser pin 69 that extends upward from the main body of the workpiece 61 through the plate-like part 68. Two crushing punches 7 that crush the two protruding pin-shaped parts 70
1, the presser pin 69 is fitted into the main body of the jig 490 so as to be vertically movable, and is biased downward by a coil spring 72 mounted within the main body.

Then, an operator is located on the right side of FIG. 1 or 2, pushes out the piston rod 26 of the first fluid pressure cylinder actuator 24, positions the mounting base 7 at the non-pressurized position P2, and The pressurized object 6 is mounted on the mounting table 7.

The operation is performed by turning the clampers 13 on both sides of the mounting base 70 sideways and locking them with the lock pins 19, and installing the clampers 13 so that they fit into the U-shaped grooves 51 of the fixing plate 41 of the pressurized object 6. The fixing plate 41 is fitted to the stand T, and the clampers 1 on both sides
Rotate 3 golds forward, stop at lock pin 20, and putt 1
The clampers 13 on both sides press and lock the upper surface of the fixing plate 41 by making full use of the repulsive force of the fixing plate 7, thereby fixing the fixing plate 41 to the mounting/attachment 7.

Further, a workpiece 61 is set on the jig 48 below this pressurized object 6.

Then, the piston rod 26 of the first fluid pressure cylinder actuator 24 is fully retracted, and the pressurized object 6 is fed together with the mounting base 7 to the pressurized position P1, and is locked by the locking convex portion 5 and positioned.

At this time, since the pressurizing part 37 of the second fluid pressure cylinder actuator 32 is located facing the center of the outer surface of the movable plate 44 of the pressurized object 6 so as to be able to freely approach and separate, the second actuator 32 When the piston rod 36 is pushed down, the movable plate 44 can be forcibly pushed down against the coil spring 43 by the pressurizing section 37 .

As a result, after the presser pin 69 of the upper jig 49 fully presses the plate-shaped portion 68 of the workpiece 61, the crushing punch 71
crushes the pin-shaped part 70 of the processed product 61, and the crushed part 7
0a integrates the separate plate-shaped portion 68 into the main body of the processed product 610.

The movable control plate 44 is locked at a predetermined position by a stopper 52 on the fixed plate 41 to prevent excessive crushing.

Then, the piston rod 36 of the second fluid pressure cylinder actuator 32 is pulled up, and the movable plate 4 of the pressurized object 6 is
4 is raised and returned by the full coil spring 43, and the piston of the first fluid pressure cylinder actuator 24 is
The rod 26 is pushed out to send the pressurized object 6 to the non-pressure position P2, and the workpiece 6 is removed from the jig and tool 48 below the pressurized object 6.
Take out 1.

Next, automatic control of the first button and the second hydraulic cylinder actuator 24, 32 will be explained based on FIG. 6.

When the power switch 73 and the reset switch 74 are turned on, the AC power plug 75 is connected to the power switch 7.
3. Transformer 76, glitch rectifier 77, low voltage stabilizer 7
8. Direct current is applied to the coil 82 of the reset relay 81 via the transistor 79 and the reset switch 74, and the excitation of the coil 82 causes the contact pieces 83 and 84 to switch from the terminal 85.86 to the terminal 87.88. Thereafter, the current flows to the coil 82 via the contact piece 83 and the emergency stop switch 89, etc., and the contact piece 83 of the reset relay 81,
84 is self-retained to terminals 87 and 88.

Therefore, when the starting switch 91 connected to the terminal 87 is turned on, the contact pieces 94 and 95 are moved from the terminal 96.97 to the terminal 98.99 by the excitation of the coil 93 of the first relay 92.
After that, the current is switched to the first one, which is a time-limited operation and instantaneous return type.
The current flows to the coil 93 via the contact piece 102 of the timer 101, etc., and the contact pieces 94 and 95 of the first relay 92 connect to the terminal 98.
．． Self-maintained at 99.

Also, the coil 103 with a timer circuit of the first timer 101
Also, current is supplied through the contact piece 94° 102 and the diode 104, but this first timer 101
Since the coil 103 is operated for a limited time by a timer circuit, its contact pieces 102 and 105 maintain the state shown in the figure until a predetermined period of time has elapsed.

Therefore, the first hydraulic cylinder actuator 24
An alternating current is applied to the first solenoid coil 107 of the first electromagnetic switching valve 106 for switching the working air supplied to the contact piece 84 of the reset relay 81 and the contact piece 95 of the first relay 92. and the first timer 1 for timed operation.
01 is energized through all the contact pieces 105, the first electromagnetic switching valve 06 switches, and the first actuator 24 sends the pressurized object 6 from the non-pressurized position P2 to the pressurized position P.

When the pressurized object 6 is located at the pressurizing position P, the mounting table 7
turns on the limit switch 39, and the contact pieces 113, 114 are energized by the coil 112 of the second relay 111.
is switched from terminals 115 and 116 to terminals 117 and 118, and from then on, the current is switched to the second timer 1 which operates for a limited time and instantaneously returns.
The current flows through the coil 112 through the contact piece 122 of the second relay 111, and the contact pieces 113 and 114 of the second relay 111 connect to the terminal 117.
Self-maintained at 118 degrees.

Also, the coil 123 with a timer circuit of the second timer 121
Also, the contact piece 113, the button 122 and the diode 124
Current is supplied through the second timer 12.
Since the coil 123 of No. 1 is operated for a limited time by a timer circuit, the contact pieces 122 and 125 of No. 1 maintain the illustrated state after a predetermined period of time has elapsed.

Therefore, the second electromagnetic switching valve 1 is used to completely switch the working air supplied to the second fluid pressure cylinder actuator 32.
For the second solenoid coil 128 of No. 27, an alternating current flows through the contact piece 84 of the reset relay 81, the contact piece 114 of the second relay 111, the contact piece 125 of the second timer 121 for time-limited operation, etc. Then, the second electromagnetic switching valve 127 switches, and the second actuator 32
pressurizes the pressurized object 6.

After a predetermined period of time has elapsed, the timer circuit coil 123 of the second timer 121 is excited, the contact pieces 122, 125 are switched from the terminals 131, 132 to the terminals 133, 134, and the self-holding of the second relay 111 is released. At the same time, the excitation of the second solenoid coil 128 is released, the second electromagnetic switching valve 127 is operated by the spring, and the second actuator 32 releases the pressing force from the pressurized object 6, and the first The coil 103 with a timer circuit of the timer 101 is excited, the contact pieces 102 and 105 are switched from the terminals 135 and 136 to the terminals 137 and 138, the self-holding of the first relay 92 is released, and the first solenoid coil 107
is de-energized, the first electromagnetic switching valve 106 is switched by the spring, and the first actuator 24 is activated to open the pressurized object 6.
is sent from the pressurized position P0 to the non-pressurized position P2.

When the emergency stop switch 89 is turned off, the self-holding of the reset relay 81 is released even during operation, and its contact piece 83 is released.
．． 84 is switched from the terminal 87.88 to the terminal 85.86, and the pressure applied to the pressurized object 6 is immediately released, and the pressurized object 6 returns to the non-pressure position P2.

Further, by turning on the one-shot switch 141 provided in the circuit on the first solenoid coil 107 side, the pressurized object 6 can be permanently positioned at the pressurized position P0.

An electromagnetic counter 142 provided in the circuit on the side of the cut second solenoid coil 128 counts and displays the number of operations of the second actuator 32, that is, the number of processed products 61.

As described above, according to the present invention, the pressurized object is formed into an integral unit by the fixed plate, the guide column, the movable plate, the locking part, and the processing jig, and the movable plate is The spring biases the movable plate in the direction away from the fixed plate, and the pressurizing part of the fluid pressure cylinder actuator is provided on the outer surface of the movable plate so as to be able to move toward and away from the movable plate. By simply preparing a pressurized object and positioning the necessary pressurized object at a pressurizing position opposite to the pressurizing part of the fluid pressure cylinder actuator, all of the above jigs and tools can be easily set to the machining operation state. There is no need to provide anything to the pressurizing section of the fluid pressure cylinder actuator.

In addition, there is a clamper shaft installed upright on the side of the mounting table, a lever-shaped clamper rotatably supported by the clamper shaft at a floating position on the top surface of the mounting table, and a lever-shaped clamper that resists the upward force of this clamper. The elastic member forms a clamping mechanism for removably attaching the fixing plate of the pressurized object to the mounting base, and the fixing plate has a groove on the side that is shaped to fit with the clamper. The groove of this fixing plate is formed by cutting from the side, and by fitting the groove of this fixing plate into the clamper and inserting the fixing plate under the clamper, and rotating the clamper, the repulsive force of the elastic member is reduced. Since the fixing plate is clamped and fixed between the clamper and the mounting base using the clamper, all pressurized objects can be easily and securely fixed to the mounting base by rotating the clamper, and can also be easily removed from the mounting base. It can be removed, and in this respect, the jig and tool can be easily set in a machining operation state.

[Brief explanation of the drawing]

Figure 1 is a front view of an embodiment of the press device of the present invention;
Figure 2 is a sectional view taken along the line ■-■ in Figure 1, Figure 3 is a sectional view of the pressurized object, Figure 4 is a sectional view taken along the line ■-IV in Figure 3, and Figure 5 is a sectional view taken along the line ■-IV in Figure 1.
The figure is a perspective view of the processed product, and FIG. 6 is an electrical control circuit diagram. 6... Pressurized object, 7... Mounting stand, 11
... Clamper shaft, 13 ... Clamper, 17 ... Bat as elastic member, 3
2...Fluid pressure cylinder actuator, 37.
...Pressure part, 41...Fixing plate, 42...
...Guide pillar, 43...Spring, 44.
...Movable plate, 47...Locking part, 48.4
9... Jig and tool, 51... Groove.

Claims (1)

[Scope of utility model registration request] A fixed plate, a guide post protruding from the fixed plate, a movable plate fitted to the guide post so as to be able to move forward and backward, and a movable plate provided between the fixed plate and the movable plate to separate the movable plate from the fixed plate. a locking portion provided on the guide column to completely stop the movement of the movable plate in the direction of separation; and a processing jig provided on the opposing inner surfaces of the fixed plate bag and the movable plate. The pressurized object is completely formed using a tool, and the fixing plate of the pressurized object is removably attached to the mounting base using a clamp mechanism, and a fluid pressure cylinder actuator is attached to the outer surface of the movable plate of the pressurized object. All of the pressurizing parts are provided facing each other so as to be able to freely come into contact with and separate from each other, and the clamp mechanism has a clamper shaft installed upright on the side of the mounting base, and the clamping mechanism is rotatable to a floating position on the upper surface of the mounting base by this clamper shaft. A lever-shaped clamper pivoted on the
and an elastic member that resists the upward force of the clamper. Fit the above clamper and insert the fixing plate under the clamper, rotate the clamper and use the full repulsive force of the elastic member to clamp and fix the fixed plate between the clamper and the mounting base. A press device characterized by: