JP2500377Y2 - Fireworks jade crimping device - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fireworks ball skin crimping device.

[0002]

2. Description of the Related Art Conventionally, this type of device has been practically used.
There is one disclosed in Japanese Unexamined Patent Publication No. 48-109267.
This technology is based on a pillar (1) that is rotated by a motor.
And, a plurality of rotors (2) and pins (5) are provided on the front side, and the rotation of the base (1) and the rotor (2) that rotates on contact with the jade make the surface of the jade of fireworks uniform. The present invention relates to a rolling machine for crimping.

[0003]

The present invention is, however, of the above-mentioned
In the case of rolling machines, the shape of the rotor is a short cylinder.
Therefore, the range where the fireworks ball can abut the rotor is inevitably narrow.
The size (number) of fireworks balls that can be crimped on
Area where the fireworks ball and rotor are in contact with each other
Due to the small size, the efficiency of crimping the bead was low. Also rotation
Due to the structure in which almost the entire child is exposed, the end of the rotor is
May collide with the surface of the fireworks ball, so careless
Do not damage the surface of the fireworks ball or the protruding fuse part.
It could hurt you. In addition, the motor switch must be turned on and off each time the ball is seated on the device,
The operation was complicated.

Therefore, an object of the present invention is to improve the pressure bonding efficiency of the fireworks jade and prevent damage to the fireworks jade or fire wire,
The object of the present invention is to make it possible to perform optimum crimping according to the size of the fireworks ball, and to turn on / off the motor switch to facilitate the operation of the device.

[0005]

In order to achieve the above object, the present invention has a substantially cylindrical inner wall and an outer wall fixed on a base with a recess so that the outer wall is higher than the inner wall. , A plurality of elliptic rotary members are arranged in the recess so as to be inclined radially inward so as to be lowered radially inward, and both ends of the rotary member are fitted to an outer wall and an inner wall, respectively, It is a gist of a firework ball skin crimping device, which is provided with a member that can be connected to an output shaft of a motor.

According to the present invention, a substantially cylindrical inner wall is provided on a base portion, and a plurality of elliptic rotary members are attached to the inner wall while being inclined radially inward so as to be lowered toward the inner side. A member that can be connected to the output shaft of the motor is provided, a support base that houses the motor and rotatably supports the output shaft is provided, and a squib protection ring having a substantially circular cross section is detachably attached to the support base. The gist is a firework ball skin crimping device characterized by.

Further, it is preferable that a photoelectric sensor is attached to the inner wall or the outer wall, and a control circuit for rotating a motor based on an output from the photoelectric sensor is provided.

[0008]

[0009]

[Function] Since the surface area of the rotor is large, it is possible to enhance the pressure bonding efficiency of the fireworks jade. Further, since the rotor is not exposed, it is possible to prevent damage to the bead of the fireworks ball or the fuse.
Further, since the rotation shaft and the inclination of the rotor are changed, it is possible to perform the optimum crimping according to the size of the fireworks ball, simply by replacing the bead crimping device. Since the fireworks diameter adjustment ring is stationary, it is possible to reliably prevent damage to the bead of the fireworks ball or the fuse.

Further, since the photoelectric sensor and the control circuit are provided, the seating of the fireworks ball can be discriminated, the motor can be automatically started, the on / off of the motor switch can be eliminated, and the operation of the device can be facilitated. it can.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A firework ball skin crimping device 1 according to a first embodiment of the present invention will be described below with reference to FIGS. FIG.
As shown in, the steel ball skin pressure bonding device 1 is rotatably supported by the disc 2a fixed on the support base 2, and by the pressing of the start / stop switch 5 provided in the control unit 4, A motor (not shown) built in the support base 2 rotates the ball skin pressure bonding device 1.

Next, a detailed structure of the steel ball skin pressure bonding device 1 will be described with reference to FIGS. 2 and 3. Base 3
Has a hole formed at the center, is formed in a substantially disc shape, and has a lower end in a brim shape. A substantially cylindrical inner wall 6 and a substantially cylindrical outer wall 7 are erected on the base 3 with an annular recess 8 interposed therebetween, and the outer wall 7 is arranged to be higher than the inner wall 6. The six long cylindrical rotors 9 are radially inwardly inclined and supported radially at equal intervals, and can rotate in the recesses 8. The rotor 9 is made of steel, but hard plastic or the like may be used.

A ring-shaped inclined surface 6a is provided at the top of the inner wall 6 so as to inwardly incline it so that the fireball 10 will not be damaged even if it comes into contact with the bead 11 of the firework ball 10. The outer peripheral surface of the inner wall 6 and the inner peripheral surface of the outer wall 7 are inclined surfaces parallel to each other in correspondence with the rotor 9 being arranged to be inclined. The inner wall 6 surrounds the longitudinal hole 12, and a small-diameter longitudinal hole 13 communicating with the longitudinal hole 12 is vertically provided. An output shaft 14 of the motor can be loosely fitted in the vertical holes 12 and 13. A plurality of nut holes 15 are bored in the base portion 3 so that a bolt (not shown) can be screwed into the nut portion 15. As a result, the ball-skin crimping device 1 is fixed to the output shaft 14 of the motor and can rotate integrally with the output shaft 14. If the bolts are removed, the ball skin crimping device 1 becomes the output shaft 1
4 can be removed.

At the top of the outer wall 7, there are annular inclined surfaces 7a, 7a.
b is provided, the inclined surface 7a is inclined to the outside, the inclined surface 7b is inclined to the inside, and the husk 1 of the fireworks ball 10 is provided.
Even when it comes into contact with 1, the bead 11 is less likely to be damaged. When the fireworks ball 10 is properly placed in the center of the ball skin crimping device 1, each rotor 9 is appropriately arranged so that the bottom surface of the fireworks ball 10 contacts the surface near the center of each rotor 9. The angle of inclination is such that the contact area is maximized. In such a correct sitting position, the jade 11
Does not come into contact with the inclined surfaces 7a and 7b. As shown in FIG. 3, when crimping the vicinity of the squib 16 of the fireworks ball 10, the inclination of the outer side surface of the outer wall 7 is substantially parallel to the axial direction of the squib 16,
The ball 11 can be crimped close to the squib 16.

The six substantially cylindrical rotors 9 are formed in a long cylindrical shape whose length is about four times the diameter, and the contact area with the bead 11 is made as wide as possible. There is.
The long cylinder 17 can be fitted in the central shaft hole of the rotor 9, and the inner peripheral portions of both ends of the rotor 9 are notched in a circular shape so that the bearing 18 can be fitted. It has become. Each fixed shaft 19 having a male thread at the tip is a long cylinder 1
7, the bearing 18, and the washer 19 can be fitted. Further, the inner wall 6 is provided with six inclined screw holes 20 at equal intervals, and the outer wall 7 is provided with six inclined shaft holes 21 at equal intervals to form six fixed shafts 19. The distal end of the screw is screwed into the inclined screw hole 20 and can be detachably fixed to the inner wall 6 and the outer wall 7 so as to be lowered radially inward. In addition, when the inner wall 6 and the outer wall 7 are cut along a horizontal plane, it can be seen that the inner wall 6 and the outer wall 7 are formed in a substantially circular cross section. Further, the ball skin crimping device 1 is prepared corresponding to the diameter (number) of the fireworks ball 10, and the larger the diameter (number) of the fireworks ball 10 is, the more the inclination of the fixed shaft 19 is increased. Is becoming less frequent.
An optical sensor is embedded in the inner wall 6 or the outer wall 7 so that the optical sensor irradiates the fireworks ball 10 to detect the seating of the fireworks ball 10. When the fireworks ball 10 is seated, the motor automatically rotates. By doing so, the motor can be automatically stopped when the firework ball 10 is not seated, and the start / stop switch 5 can be omitted.

Next, the operation of the first embodiment will be described. When the start / stop switch 5 is turned on, power is supplied to the motor, and the ball-skin crimping device 1 rotates integrally with the output shaft 14, so that the rotor 9 revolves around the output shaft 14. When the fireworks ball 10 is supported by hand and seated on the rotor 9 and the fireworks ball 10 is pressed against the rotor 9, the contact rotor causes the rotor 9 to rotate around the fixed shaft 19 in an inclined state. Therefore, the bead 11 is uniformly pressed. When crimping fireworks balls 10 with different diameters (numbers), remove the bolts from the nut holes 15 and
It is only necessary to replace with a new ball-sheath crimping device in which the rotor is arranged at an inclination corresponding to, and screw the bolt into the nut hole 15 to fix the new ball-skin crimping device to the output shaft 14.

Next, a description will be given of the firework ball skin crimping device 31 of the second embodiment shown in FIG. The ball-skin crimping device 31 has substantially the same configuration as that of the first embodiment except that a fixed cylinder 37 is provided in place of the outer wall 7 of the first embodiment, and the same parts are numbered with 30. The corresponding number is added
Only the different configurations will be described. The fixed cylinder 37 of this embodiment has a lower cylinder, an upper cylinder inclined inward, a lower end bent to form an annular ring 37a, and a support 37 with a bolt 37b and a nut 37c.
It can be fixed to. On the upper portion of the fixed cylinder 37, a squib protection cylinder 38 can be detachably fixed with a bolt d and a nut 37e. Fuse protection tube 38
The tip end portion 38a is inclined outward and is parallel to the squib 46, so that the squib 46 is not damaged. The squib protection cylinder 38 is prepared according to the number of fireworks balls 40 and is replaceable. In the first embodiment, the outer wall 7 rotates, but in the second embodiment, since the squib protection cylinder 38 is stationary, the squib 46 is less likely to be damaged.

The outer end of the rotor 39 is rounded so that the bead 41 is less likely to be damaged. An optical sensor 60 is fixed to the inner peripheral surface of the vertical hole 42, light from the light emitting element is reflected by the fireworks ball 40, the reflected light is received by the light receiving element, and an electrical signal photoelectrically converted is generated. , And is transmitted to a control circuit (not shown) arranged in the support base 32. This control circuit can determine whether or not the fireworks ball 40 is seated based on the presence or absence of an electric signal indicating the seating of the fireworks ball 40. When the fireworks ball 40 is seated, the motor is started. A signal can be generated and output to the motor.
The optical sensor 60 may be provided on the squib protection cylinder 38.

Next, the operation of the second embodiment will be described. Since the operation of the second embodiment is almost the same as that of the first embodiment, only different points will be described. When the start / stop switch is turned on, power is supplied to the motor and the photoelectric sensor 60, and a standby state is set. Fireworks ball 40 rotator 3
When seated at 9, the light from the light emitting element of the photoelectric sensor 60 is reflected by the fireworks ball 40, the reflected light is received by the light receiving element, and the photoelectrically converted electrical signal is output to the control circuit. The control circuit determines from this electric signal that the fireworks ball 40 is seated, and when a control signal is output to the motor, the motor automatically starts to rotate, and the ball skin pressure bonding device 31 is integrated with the output shaft 44. Will be rotated. When one number fireworks ball 40 has been crimped and another number fireworks ball has been crimped, the screw is removed and the other fireworks ball protection cylinder 38 is fixed.
It should be attached to 7.

A third embodiment will be described with reference to FIG. The third embodiment is a modification of the second embodiment, in which the rotor 39 is changed to the rotor 79, and the corresponding number is plus 40. Surface 7 of rotor 79 of the third embodiment
Reference numeral 9a is provided with a recess corresponding to the radius of curvature of the fireworks ball, and the contact area between the fireworks ball and the rotor 79 is increased to improve the crimping efficiency.

Needless to say, those skilled in the art can appropriately change the configuration of the present invention without departing from the spirit of the present invention, and since such a change has the same technical idea, it is included in the present invention. Is done. Although the bearing is attached to the rotor side in the embodiment, the bearing may be provided on the inner wall and the outer wall side to integrally rotate the rotor and the fixed shaft.

[0022]

As described above, the present invention has a substantially cylindrical shape.
Recess the wall and the outer wall so that the outer wall is higher than the inner wall.
A plurality of long cylindrical rotating parts that are fixedly installed on the base with interposition.
Tilt the material radially inward to lower inward
Place it in the recess at an angle, and place both ends of the rotary member
Fitted to the outer wall and inner wall respectively, and connected to the motor output shaft at the center
Firework ball skin pressure characterized by being provided with a member that can
Since the main point is the wearing device, the long cylindrical rotating member is a fireworks ball.
The area that can contact the
There is no limit to the size of the fireworks ball. And to the motor
Therefore, when the inner wall rotates, the surface of the rotating member
Since it contacts a large area, it can improve the crimping efficiency.
it can. Also, the rotating member is fitted to the inner wall and the outer wall,
Since only part of the surface is exposed, the surface of the fireworks ball and the squib
There is no risk of damage. In addition, the present invention compresses the jade
Since it is the device of the wearing part, it is connected with the output shaft of the motor.
By releasing the
The proposed device can be separated. This allows other
By providing a device of a size or as a replacement part
Different tilt angles of the same device or rotary member
By preparing the assembled device in advance,
It becomes possible to share data and output axis
Clamp the jade skin on a wide variety of fireworks only by replacing
It is possible. In addition, the photoelectric cell on the inner or outer wall
Sensor, and based on the output from the photoelectric sensor,
By providing a control circuit that rotates the motor,
Since the start or stop of the data can be automated,
The operation of the device can be facilitated.

The present invention also has a substantially cylindrical inner wall on the base.
Is installed in the radial direction and a plurality of long cylindrical rotating members are radially
Mounted on the inner wall by inclining so that it becomes lower toward the inside.
Installed at the center and a member that can be connected to the output shaft of the motor is installed.
The motor can be housed and the output shaft can be rotated.
A support base is provided to support, and the support base has a substantially circular cross section.
Characterized by a wire protection ring detachably attached
The size of the firework ball is the size of the firework ball
Can improve the crimping efficiency.
Is as shown above, and in addition, the output shaft
Supports to support, and protection of the squib provided on this support
Since the ring is stationary outside the motor,
Press the fireworks ball against the rotating member when crimping the jade.
It is operated by hand, but since the fireworks ball is also stationary,
The surface of this fireworks ball or the fuse is the support or the fuse.
When it comes into contact with the protective ring, it is possible to prevent damage to the relevant part.
You can. Furthermore, the shape of the rotating member is
By using a rotating body with a depression, fireworks can be displayed on the rotating member.
When the balls make contact, the contact angle of the rotating member depends on the position.
The fireworks of different sizes will be pressed,
It is possible to abut the rotating member in the optimum state when wearing it.
It can be done.

[Brief description of drawings]

FIG. 1 is a perspective view of a first embodiment and a support base.

FIG. 2 is a plan view of the first embodiment.

FIG. 3 is a sectional view taken along line AA of FIG. 2 of the first embodiment.

FIG. 4 is a vertical sectional view of a second embodiment.

FIG. 5 is a vertical sectional view of a rotor and the like of a third embodiment.

[Explanation of symbols]

 1 Ball Skin Crimping Device 2 Support Stand 3 Base 6 Inner Wall 7 Outer Wall 8 Recess 9 Rotor 10 Fireworks Ball 11 Ball Skin 16 Flame Line 19 Fixed Axis

Claims (4)

(57) [Scope of utility model registration request] 1. A substantially cylindrical inner wall and an outer wall are fixedly mounted on a base with a recess so that the outer wall is higher than the inner wall, and a plurality of elliptic rotary members are radially provided in a radial direction. It is arranged so as to be inclined inward so as to become lower toward the inside, and the both ends of the rotating member are fitted to the outer wall and the inner wall, respectively, and a member that can be connected to the output shaft of the motor is provided at the center. Fireworks jade crimping device. 2. A substantially cylindrical inner wall is provided on a base portion, and a plurality of elliptic rotary members are attached to the inner wall with a radial inclination toward the inner side, and are attached to the inner wall. A member that can be connected to the output shaft is provided, a support base that houses the motor and rotatably supports the output shaft is provided, and a squib protection ring with a substantially circular cross section is detachably attached to the support base. Fireworks jade crimping device. 3. A fireworks ball crimping method according to claim 1, wherein a photoelectric circuit is attached to the inner wall or the outer wall, and a control circuit for rotating a motor based on an output from the photoelectric sensor is provided. apparatus. 4. The fireworks ball-clad crimping device according to claim 1, wherein the rotating member is a rotating body having a recess on the surface.