JPH0641699Y2 - Can lid supply guide - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention uses aluminum cans, iron cans, etc., for beer, coffee,
The present invention relates to a can lid supply guide that can be used for a can seamer of a can of cans filled with juice and the like.

(Prior Art) Conventionally, a can lid supply device in which the can lid supply plate 1 is fixed to the main body of the device with bolts 4 has been proposed as shown in FIG. Further, 5 is a hopper, and 6 is a guide plate having a hole 8 for dropping the can lid from the hopper 5, which is fixed to the can lid supply plate 1 by a bolt 9.

(Problems to be Solved by the Invention) In the apparatus shown in FIG. 6, the guide plate 6 having the can lid drop hole 8 is fixed to the can lid supply plate 1 by the bolt 9, and the plate 1 is also constructed by the bolt 4. Since it is fixed to the main body, when changing the can lid diameter, the bolt 4 is removed, and the can lid supply plate 1 is removed while the hopper 5 and the like are attached,
It was necessary to replace it with another can lid supply plate 1 with the hopper 5 or the like that fits the changed can lid diameter, but it is very difficult to remove the bolts and take out the can lid supply plate 1 etc. from a narrow space. There are problems that it takes time and it is difficult to secure the positioning accuracy when mounting another can lid supply plate.

The present invention is intended to provide a can lid supply guide that can solve the above-mentioned conventional problems by using a toggle clamp.

(Means for Solving the Problems) Therefore, the present invention provides a can lid feeding guide in a can lid feeding device of a seamer, the guide being provided on a can barrel guide wheel and having a semicircular rail extending along the outer periphery thereof. An arc edge is provided at one end of the rail along the cylinder forming the can lid drop hole below the hopper, and a groove for guiding the can lid from the arc edge is provided on the lower surface of the rail. Also, the rail has a plurality of positioning pin holes with which the pins attached to the frame engage, and a plurality of recesses on the circumferential surface that are opened so as to face the cylindrical body and engage with the shaft portion of the toggle clamp. The toggle clamp is fixed to the frame, and the shaft portion is moved up and down by the handle operation, and the enlarged portion of the coaxial portion is pressed against the rail surface so that the rail is tightened and fixed. , This is a means for solving the problem.

(Operation) When the diameter of the can lid is changed, the handle of the toggle clamp is loosened and the shaft is lowered to release the tightening of the rail by the enlarged portion at the lower end of the shaft. Next, when the rail is pulled out in the direction away from the can lid supply cylinder, the rail can be easily taken out after the positioning pin and the rail are disengaged. Next, insert the rail whose size has been changed in the opposite direction, engage the guide recess provided on the outer periphery of the rail with the shaft of the toggle clamp, and insert the positioning pin into the pin hole. After positioning, the tightening operation of the toggle clamp presses the enlarged part at the lower end of the shaft part against the lower surface of the rail, and tightens and fixes the rail.

(Embodiment) The present invention will be described below with reference to the embodiments of the drawings, and FIGS. 1 to 5 show an embodiment of the present invention.

First, the can lid supply device 10 will be described with reference to FIGS. FIG. 2 is a perspective view showing only a schematic mechanism of the can lid feeding device 10. The can body guide wheels are formed as a pair of upper and lower like 11 and 11 ', and the guide wheels 11 and 11' are used to feed the can. The can 2 conveyed on the conveyor 3 has a guide groove 14 which engages at its contact point, and the guide groove 14 is formed in a cycloid curve to hold the can 2 for a long time.
Reference numeral 15 is a drive gear, which meshes with a gear 17 that drives a shaft 16 to which the can body guide wheels 11, 11 'are fixed. 18 is a gear
It is a shaft that rotates in the direction of the arrow by the rotation of 17, and is for synchronizing with the rotation of a seamer (not shown). Reference numeral 19 denotes a gear fixed to the upper portion of the shaft 16, which drives a gear 23 that rotates around the cylindrical body 22 having the drop hole 21 of the can lid 7 through an intermediate gear 20. There is. The gear 23 meshes with a gear 26 fixed to a shaft 25 which is the center of rotation of the rocking gear box 24, and a gear 27 is fixed on the coaxial 25, and the gear 27 has a rocking gear box. A gear 29 fixed on a shaft 28 rotatably supported by 24 is meshed, and a can lid separator 30 is fixed to the lower end of the coaxial 28. The can lid separator 30 separates the lowermost one of the can lids 7 that have fallen from the falling holes 21 and are stacked, and
It serves to feed between the grooves 32, 32 of 31. A pusher 33 is mounted between the guide grooves 14 and 14 on the can body guide wheel 11 so that the can lid 7 supplied between the grooves 32 and 32 of the rail 31 can be moved along the grooves 32 and 32 of the rail. According to the rotation of the body guide wheel 11, the body guide wheel 11 is held just above the guide groove 14 and transferred. The portion of the can lid 7 conveyed on the can supply conveyor 3 and reaching the can 2 engaged with the can body guide wheels 11, 11 'is the groove 32,
Since it is the terminal end 32a of 32, the can lid 7 is disengaged from the grooves 32, 32 and drops onto the can 2 directly below, and the can 2 is sent to the seamer 9 with the lid 7 placed on the can mouth. The tightening process is performed.

Next, the rail 31 will be described with reference to FIGS. 1, 3, and 4. The rail 31 is formed in a semicircular shape along the circumference of the can body guide wheel 11, and has a cylindrical body 22 at one end. An arc edge 35 is formed along the outer peripheral surface of the. And this arc edge 35
The grooves 32, 32 are provided in an arc shape at intervals of a circular diameter width. Also, the rail 31 has positioning pin holes 36, 3
7 is provided, and the rails 31 are positioned by inserting the pins 39, 40 supported by the frame 38 into the pin holes 36, 37, and further, the pins provided on the frame 38 in the recess 41 of the inner peripheral portion. Positioning is performed by engaging 42, and the fixed state is fixed by toggle clamps 43 and 44.

The toggle clamps 43, 44 are fixed to the frame 38 by the screw parts 45, 46 in the middle part, and the shaft part 4 below the screw parts 45, 46.
7, 48 penetrates the frame 38 and engages with the recesses 49, 50 of the rail 31, and at the lower ends of the coaxial parts 47, 48, the coaxial parts 47, 48 are provided.
Enlarged portions 51 and 52 that engage with the lower surface of the larger-diameter rail 31 are attached. Flexible handles 53, 54 are attached to the tops of the toggle clamps 43, 44. When the handles 53, 54 are bent, the toggle clamps are tightened, and the shafts 47, 48 are pulled up, so that the enlarged parts 51,52
Also rises and hits the lower surface of the rail 31, and the rail 31 is tightened and fixed to the frame 38. Also from this state handle 5
When 3 and 54 are extended to the upright state, the toggle clamp is loosened, the shafts 47 and 48 are lowered, the enlarged parts 51 and 52 are separated from the lower surface of the rail 31, and the fastening and fixing of the rail 31 is released.

On the other hand, as shown in FIG. 5, the groove 32 of the rail 31 is inclined downward toward the terminal end portion 32a of the groove 32 to reduce the fall distance when the can lid 7 falls onto the can 2. The can lid 7 is designed to drop onto the can 2 accurately.

Next, the operation will be described. The can 2 filled with the liquid (not shown) is conveyed by the can supply conveyor 3 toward the can lid supply device 10.

On the other hand, the drive gear 15 shown in FIG.
The can body guide wheels 11, 11 'and the gear 19 rotate via the. When the gear 19 rotates, the gears 20, 23, 26 rotate, and further, the gears 27, 29 rotate via the shaft 25, whereby the shaft 28 rotates and the can lid separator 30 rotates.

The can lid 7 is supplied from the hopper 34, dropped in the drop hole 21 of the tubular body 22, and is stacked. The position of lines D to D in FIG. 1 is the drop position of the can lid 7. Then, the lowest can lid 7 among the can lids 7 stacked on the tubular body 22 is taken out by the rotation of the can lid separator 30, and is fed between the grooves 32, 32 of the rail 31. The can lid 7, which has entered the grooves 32, 32, is pushed by a pusher 33 mounted on the can body guide wheel 11 below the can lid 7, and transferred while being held at a position just above the guide groove 14 of the wheel 11. The position of the end portion 32a of the grooves 32, 32 from the position directly above the can 2 at the position where it is conveyed by the can supply conveyor 3 and engaged with the guide groove 14 of the can body guide wheel 11 as described above. It drops and is placed.

In this case, since the terminal end portion 32a of the groove 32 is lowered as shown in FIG. 5, the can lid is covered with the contact point between the can body and the can lid 7. The groove 32 for guiding the can lid 7 according to the present invention is a known structure in the related art and is not an essential point of the present invention. This is where the clamps 43 and 44 are applied.

Next, when the can lid diameter is changed by changing the can body diameter, the rail 31 must also be replaced in correspondence with the replacement of the tubular body 22. In this case, it is necessary to bend the handles 53 and 54 to loosen the tightening of the toggle clamps 43 and 44 that tighten the rail 31 by the enlarged portions 51 and 52 at the lower ends as shown in FIG. Put the handles 53 and 54 in the vertical position. As a result, the shaft portions 47, 48 are lowered and the enlarged portions 51, 52 are separated from the lower surface of the rail 31, so that the tightened state of the rail 31 is released. Then, the positioning pins 39, 40 are pulled up to disengage the rails 31, and then the rails 31 can be easily removed by pulling out the rails 31 in the right direction in FIGS.
Of course, in this case, the cylindrical body 22 is in a removed state.

Next, a rail adapted to the can lid diameter to be changed is inserted from the right side of FIG. 3, firstly the recess 41 is engaged with the pin 42, and the recesses 49, 50 are provided with the shaft portions 47 of the toggle clamps 43, 44. ,Four
After engaging with 8, the pins 39 and 40 are inserted into the pin holes 36 and 37 of the rail 31.
Positioning is performed by engaging with. Next, when the handles 53, 54 of the toggle clamps 43, 44 are bent as shown in FIG. 4, the shafts 47, 48 rise and the respective enlarged portions 51, 52 press the lower surface of the rail 31, so that the rail 31 is It is tightened and fixed. Next, a cylinder 22 having a size suitable for the can lid to be changed is attached.

(Effect of the Invention) Since the present invention is configured as described in detail above,
When changing the can lid diameter, the rail can be easily removed by simply loosening the toggle clamp and releasing the engagement of the positioning pin, and when installing the can, the opposite operation to the above can be performed. The can lid supply guide can be removed and installed very quickly and easily when the lid diameter changes.
Moreover, its practical effect is extremely large, such as ensuring the positioning accuracy.

[Brief description of drawings]

FIG. 1 is a plan view of a can lid feeding guide showing an embodiment of the present invention, FIG. 2 is a perspective view showing only a schematic mechanism of a can lid feeding device for attaching the feeding guide, and FIG. 3 is a diagram of the can lid feeding device. A plan view, FIG. 4 is a sectional view taken along line AA of FIG. 3, FIG. 5 is a sectional view taken along line CC of FIG. 1, FIG. 6 is a sectional view taken along line DD of FIG. 1, and FIG. FIG. 1 is a cross-sectional view taken along line E-E and FIG. 8 is a perspective view showing an example of a conventional can lid supply guide. Description of main parts of the figure 2 …… Can 7 …… Can lid 10 …… Can lid feeder 11 …… Can barrel guide wheel 21 …… Drop hole 22 …… Cylinder 31 …… Rail 32 …… Groove 34 …… Hopper 35 …… Arc edge 36,37 …… Pin hole 38 …… Frame 39,40 …… Positioning pin 41 …… Concave 42 …… Pin 43,44 …… Toggle clamp 45,46 …… Screw 47,48 …… Shaft 49,50 …… Concave 51,52 …… Enlarged part 53,54 …… Handle

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Katsunori Tashiro, Inventor 1500 Suganuma, Oyama-cho, Sunto-gun, Shizuoka Prefecture Aluminum Can Development Center, Mitsubishi Metals Co., Ltd. (72) Hideo Takahashi 1500 Suganuma, Oyama-cho, Sunto-gun, Shizuoka Mitsubishi Metals Corporation Inside the aluminum can development center

Claims (1)

[Scope of utility model registration request] 1. A can lid feeding guide in a can lid feeding device for a seamer, the guide having a semicircular rail provided on a can barrel guide wheel and extending along the outer periphery thereof, at one end of the rail. Is provided with an arc edge along the cylinder forming the can lid drop hole below the hopper, a groove for guiding the can lid from the arc edge is provided on the lower surface of the rail, and the rail is attached to the frame. A plurality of positioning pin holes that the pin engages with, and a plurality of recesses that are opened so as to face the tubular body direction and that engage with the shaft portion of the toggle clamp are formed on the peripheral surface,
The toggle toggle clamp is fixed to a frame, the shaft portion is moved up and down by a handle operation, and the enlarged portion of the coaxial portion is pressed against the rail surface to clamp and fix the rail. .