JP4368270B2 - Top seal device for rice kneading packaging machine - Google Patents

Description

  The present invention relates to the field of packaging triangular rice bran with a sheet-like packaging film.

  Conventionally, a triangular package rice bran has been coated with a rectangular sheet-like packaging film on the upper and lower surfaces of the upright base, and further, the film pieces erected along the both sides of the upright are laid down on the upper film and welded with a heating rod.

  The triangular package rice cooker formed in this way was formed with ridge-like projections formed by sheet-like packaging films in three directions at both ends and the top of the upright bottom.

  In order to weld and seal the above-mentioned three-side hook-shaped projections, a process of welding and sealing the three-side hook-shaped projections with a sealing machine provided outside the packaging machine after unloading the triangular packaging rice from the packaging machine. Necessary (for example, Patent Document 1).

  After that, according to the invention of the present application, the hook-like protrusions at both ends of the upright bottom are bent in a close contact state in the packaging machine, and the need for welding and sealing is eliminated.

  However, the ridge-like projections at the top part also required a process of heat welding with a narrow pressure heating tool outside the packaging machine (Patent Document 2).

Japanese Patent No. 3396192 Japanese Patent No. 3396192 FIG.

The present invention is a triangular rice cracking packaging process using a rice cracking packaging device,
An object of the present invention is to heat-weld the top ridge-like projections at the time of intermittent stop of the packaging female mold that rotates intermittently around the central axis, and to omit the above-described heat-welding step outside the packaging machine.

In order to achieve the above object, the present invention firstly provides a female mold for packaging a triangular rice bran on a support plate so that it can rotate intermittently, and the symmetrical center line of the female mold for packaging is a radial direction line of intermittent rotation. In the rice grinder packaging machine in which the ridge-like protrusion insertion grooves by the wrapping film are provided at both ends and the top of the bottom of the wrapping female mold, the wrapping female mold is evenly distributed along the outer periphery of the intermittent rotation disk. A plurality of holes are formed on the opening angle, the top is directed to the outer periphery of the disk along the center line, and the lower step edge formed by the upper surface of the outer periphery that is concentric with the disk and lower than the upper surface of the disk is the top. In the insertion groove portion of the disk, in the intermittent stop state of the disk, from both sides toward the hook-shaped protrusion of the film held in the insertion groove on the top portion on the low step edge from the outside of the disk Top seal in a rice grinder packaging machine provided with a heating tool that rotates forward and backward in the opposite direction apparatus,
Secondly, the bending parallel links are freely supported on the machine frame at the symmetrical positions on both sides of the center line of symmetry, and the heating tools are provided which are opposed to the respective leading ends of the parallel rods connecting the outer ends of the links. 1 A top seal device in a rice cracking packaging machine according to the invention;
Thirdly, an operating parallel rod connecting the inner ends of the bent parallel links is connected by a long hole linkage, and the linkage is reciprocated by an air cylinder, thereby rotating the heating tool forward and backward in the opposite direction. top seal device in rice ball packaging machine above Symbol second invention according to,
Consists of.

  Therefore, the intermittent rotation disk stops intermittently, and the ridge-like projections by the packaging film at the top of the triangular packaging rice grind in the female mold stopped are exposed on the low step edge.

  The heating tool is oppositely crimped from both sides toward the exposed hook-shaped protrusion, and the protrusions are welded. Then, both the heating tools rotate outwardly from the disk and stop intermittently. The board is intermittently rotated to the next stop position, and the packaged rice is taken out of the machine.

  Both heating tools can be rotated forward and backward from the outer side of the disk onto the lower edge by a symmetrical parallel bent link that is operated by reciprocation of the air cylinder.

Since the present invention is configured as described above,
The hook-shaped protrusion formed in the insertion groove at the top of the pre-packaged rice cooker by the packaging film in the female mold for triangular rice-cooking packaging, which is perforated on the uniform opening angle along the outer periphery of the intermittent rotation disc, After the disk is intermittently stopped, it is heated and welded from both sides, and is further rotated intermittently to take out the packaged rice products with a stamp or the like from the outside of the machine.

  A fixed female die 6 of the triangular rice grind 1 is provided on the machine frame 7.

Below the female mold 6 there is provided a rib rotating disc 8 for feeding rice, and two belt conveyors 10 for feeding a sheet-like packaging film 9 in the middle.
The lifting rice bowl 11 pushes up the rice grind 1 from the lower side of the film 9 to the upper surface of the fixed female die 6 so as to cover the film 9 (FIGS. 4 (A) (B), 5 (A) ( (B) Figure).

  In this state, on the packaging female mold 2 on which the triangular rice grind 1 covered with the film 9 by the V-shaped pressing plate 12 provided on the upper surface of the fixed female mold 6 is intermittently stopped outside the fixed female mold 6. (1) (FIG. 4 (c)).

The packaging female die 2 of the triangular rice cake 1 has a groove 2 for inserting hook-like projections 9 ′, 9 ′ and 9 ″ formed by bending the sheet-like film 9 at both ends and the top of the upright bottom 2 ′. An approximately triangular through-hole type formed with ", 2" and 2a,
The packaging female mold 2 is provided with a plurality (6 pieces) per uniform opening angle (60 degrees) along the outer periphery of the intermittent rotation disk 4.
The radial direction line of the disk 4 is set as the symmetrical center line c of the female mold 2, and the top insertion groove 2 a is directed to the outer periphery of the disk 4.

  The disk 4 is rotated by 60 degrees around the central axis and stopped. When the disk 4 is stopped, the symmetric center line c coincides with that of the packaging female mold 2 stopped near the outer periphery of the fixed female mold 6. Are also the same direction (FIG. 1).

  The rice cooker 1 slid on the packaging female mold 2 is press-fitted into the female mold 2 directly under the stamp 13 as shown in FIG. 4 (c), and the films on both sides as shown in FIG. 5 (d). 9c and 9c stand up.

  As the disc 4 is rotated by 60 degrees, one of the upright films 9c is laid down by the laying-down rotating arm 14, welded to the upper surface 9a with a heating rod, and the slider 16 entering the cover 15 with the pressing tool 14 '. Is pushed out by a spring 17, and the other upright film 9c is laid down. In this state, the disc 4 is further rotated 60 degrees and welded to the upper surface of the rice grinder 1 through a long hole 18 with a heating rod 9b. Finish packaging by.

  The disk 4 is further rotated by 60 degrees and stopped. The top insertion groove 2a faces the symmetrical sealing device 19 provided outside the disk 4, and the symmetry center line c coincides.

Figure the outer periphery of the disc 4 1 (a) (ii) Teidan'en 4 at the same Kokoroen the circular plate 4, as shown in FIG become lower outer peripheral portion upper surface than the upper surface of the circular plate 4 ' Is formed, and the top insertion groove 2a portion of the female die 2 is formed in the low step edge 4 '.

The sealing device 19 loosely supports the bent portions of the bent parallel links 20 and 20 with the upright pins 21 and 21 on the parallel machine frames 7 'and 7' located symmetrically on both sides of the symmetry center line c, respectively.
The inner and outer ends of the links 20, 20 are connected by parallel rods 22, 23, and the inner (operation) parallel rods 22, 22 are connected by a long hole continuous rod 24 so as to be close to and away from each other. That is, the pins 25 and 25 provided on the inner (operation) parallel rods 22 and 23 are slidably fitted into the long holes 24 ′ formed in the long hole linkage 24.

  The outer parallel rods 23, 23 are extended to the outer peripheral side of the disk 4, the heating tools 5, 5 are projected in the opposing direction at the extended portions, and the conductors 26, 26 are connected to the heating tools 5, 5.

  An air cylinder 27 provided on the machine frame 7 is connected to the center of the long hole linkage 24, and the cylinder 27 is expanded and contracted to connect the heating tools 5, 5 from the outside of the disk 4 to the low step edge 4 ′. Further, the hook-shaped protrusion 9 ″ held in the top insertion groove 2a is narrowed by the heating tools 5 and 5 from both sides (FIG. 3 (c)), and the protrusion 9 ″ is moved from both sides. Can be welded.

  After the welding, the sealing device 19 is returned to the previous position by an operation opposite to the above-described operation (FIGS. 3A, 3B, and 3C).

  Thereafter, the disk 4 is further rotated by 60 degrees, is pushed by a stamp 13 'on a notch 3' formed in the stop support plate 3, falls outside the apparatus, and is carried out by a carry-out conveyor.

  The intermittent operation of the air cylinder 27 can be interlocked by the opening / closing valve operation by intermittent rotation of the disk 4, and the rotation stop of the disk 4 every 60 degrees can be performed by automatic control of the brake motor. .

(A) The figure is a top view of the top seal apparatus in the rice-frying packaging machine of this invention, (b) A figure is a longitudinal cross-sectional view by the (A) figure AA line. It is a perspective view of the package rice cracker before top saddle-shaped protrusion welding. (A), (B) and (C) are enlarged plan views of the operating state of the top seal device. (A), (b), and (c) are process longitudinal cross-sectional views in the state of supplying rice. (A), (b), (c), (d), (e), and (f) are perspective views showing a triangular rice cracking packaging process.

Explanation of symbols

1 triangular rice ball 2 packaging female 2 'bottom 2 "insertion groove 3 support plate 4 intermittently rotating disc 4' low Dan'en 5 heating device c symmetry center line 7 'parallel machine frame 19 symmetrically seal device 20 bent parallel Link 27 Air cylinder

Claims (3)

A triangular female rice wrapping mold is provided on a support plate so as to be able to rotate intermittently, and the symmetrical center line of the wrapping female mold is a radial direction line of intermittent rotation,
In the rice cracking packaging machine provided with the ridge-like projection insertion grooves by the packaging film at both ends and the top of the bottom of the female mold for packaging,
A plurality of female wrapping dies are punched on a uniform opening angle along the outer periphery of the intermittently rotating disk, and the top portion is directed toward the outer periphery of the disk along the center line.
Forming a low step edge consisting of the upper surface of the outer peripheral portion concentrically with the disk and lower than the upper surface of the disk in the insertion groove at the top;
In the intermittent stop state of the disc, it rotates forward and backward in opposite directions from both sides toward the saddle-like projection of the film held in the insertion groove on the top portion on the lower step edge from the outside of the disc. A top seal device in a rice cracking packaging machine provided with a heating tool. Bending parallel links to the machine frame at the symmetrical positions on both sides of the symmetry center line,
The top seal device in the rice brazing and packaging machine according to claim 1, wherein heating tools are provided opposite to the tip portions of the parallel rods connecting the outer ends of the links. The operation for parallel rod that connects the inner end of the bending parallel link connected with the long hole communicating rod to reciprocate該連rod in the air cylinder, claim thereby to forwardly and reversely rotate the heating device in the opposite direction The top seal device in the rice cracking packaging machine according to 2 .

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