JPH055726U - Vibration type straight feeder - Google Patents

Abstract

(57) [Summary] [Purpose] Two types of work can be changed without exchanging the chute of the vibratory linear feeder and the cutting piece provided at the tip of the chute. According to the first aspect of the invention, the first chute and the second chute corresponding to two types of articles to be conveyed are provided in a state in which one vibration source is shared, and both chutes are forwardly rotated by the forward rotation. A drum having a first scraping piece for supplying the conveyed article to the first chute and a second scraping piece for supplying to the second chute by reversing is provided. A cutout piece having two types of articles to be conveyed is provided so as to be reciprocally movable in the direction in which both chutes are arranged, and the article to be conveyed is cut out from both chutes at an intermediate position between both chutes. In the second invention, the drum having the first scraping piece and the drum having the second scraping piece are properly used.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

  The present invention relates to a vibratory linear feeder.

[0002]

[Prior art]

  Generally, the work is continuously conveyed by the chute of a vibrating linear feeder. When feeding a workpiece (transported article) to other equipment, cut the workpiece at the end of the chute transportation. It is necessary to put out.

[0003]   Conventionally, cutting out of this work has been performed as follows. That is, shoot A cutout piece with a conveyed article receiving portion corresponding to the chute formed on the conveying end side of the And a first position at which the receiving portion faces the chute and the receiving portion. Drive mechanism that reciprocates the second position retracted to the side of the chute Is provided with a cutting device, and by moving the cutting piece to the first position, the shoe From the package to the receiving section, and then move the cutout piece to the second position. Then, the article to be transported in the receiving section is taken out of the apparatus.

[0004]   However, in the above-mentioned vibrating linear feeder, if the work is changed, In addition to exchanging the work to be accommodated, the chute and cutout pieces can be replaced with new work pieces. It is necessary to replace it with one that corresponds to the shape and size of the It is necessary to adjust the vibration source of the chute and the relationship between the cutting piece and the chute, etc. every time it is replaced. Therefore, it took a considerable time to change the work.

[0005]   For this reason, for example, if several vibrating linear feeders are used, Of the two types of work A and B, the vibrating linear feeder of this work carries work A for 1 hour only. If the work B is carried for the next 2 hours and the work A is carried for the next 1 hour, It was practically impossible to take such a work form.

[0006]

[Problems to be solved by the device]

  In view of the above-mentioned current situation, the present invention provides two types without exchanging the chute and the cutting piece. We are trying to provide a vibrating linear feeder that can change the type of workpiece. Of.

[0007]

[Means for Solving the Problems]

  In order to solve the above problems, the first invention corresponds to two types of articles to be transported. Install the first chute and the second chute in a state where one vibration source is shared, and At the conveyance start end side of the tray, the conveyed article supply drum with an opening on the front is connected to the chute on both sides. The transfer start end of the drum is installed in the drum and the drum is A rotation drive mechanism that can switch between forward and reverse rotation to rotate around an axis is provided, and Inside, the articles to be transported inside the drum are supplied to the first chute as the drum rotates forward. The first scraping piece and the conveyed article in the drum with the reverse rotation of the drum. A second scraping piece to be supplied to the chutes is provided, and it is provided at the conveyance end side of both chutes. Is a cutout piece formed with two types of conveyed article receiving parts corresponding to both chutes. A cutout provided with a drive mechanism for reciprocating the cutout piece in the direction in which both chutes are arranged. A cutting device is provided to cut out the conveyed articles on both chutes in the middle position of both chutes. I try to do it in the table.

[0008]   According to a second aspect of the invention, the above-mentioned first scraping piece and second scraping piece are arranged in the drum. If only one of the scraping pieces is provided, it is used for transport when changing the work. Interact with a drum having a first or second scraping piece corresponding to the first or second chute. Instead, the rotation direction of the drum is switched.   It should be noted that in the first and second inventions, the two types of conveyed article receiving portions are provided one by one. In the case where it is provided, and when a plurality of pieces are provided at a predetermined interval in the moving direction of the cutout piece, There is.

[0009]

[Action]

  According to the configuration of the first invention, one type of conveyed article (work A) is accommodated in the drum. Then, when the drum is normally rotated, the work A in the drum is scratched by the first scraping piece. It is lifted and supplied to the first chute. Work A is scraped by the second scraping piece Even if it is lifted up, when it is lifted up to some extent, It slipped off and no supply was made to the second chute.

[0010]   The work A conveyed by the first chute is the first A provided on the cutting piece. It is sent to the receiving part corresponding to the chute. In this state, the cutout piece When the receiving section moves to the middle side of both chutes, the receiving section Work A of the above is taken out of the cutting device by an appropriate taking-out device separately prepared. Will be.

[0011]   A plurality of two types of articles to be conveyed are placed at intervals in the moving direction of the cutting piece. If provided, the work A conveyed by the first chute is the receiving portion. Each time it is sent to the second chute, the cutting piece is moved to the second chute side by the interval of the receiving part. By doing so, the work A is sent to all the receiving parts corresponding to the first chute. Will be rare. And, one kind of receiving part where the work A is sent is When the work reaches the intermediate position of the chute, the work A in the receiving section is taken out of the cutting device. Will be done.

[0012]   When changing work A to another work B, work A in the drum is changed to work B Replace it, or if possible, replace the drum with work B, and in this state, replace the drum. Reverse. As a result, the work B in the drum is scraped up by the second scraping piece. Will be supplied to the second chute. Work B is scratched with the first scraping piece. Even if it is lifted up, when it is lifted up to some extent, It slipped down and there was no supply to the first chute.

[0013]   The work B conveyed by the second chute is the second work provided on the cutting piece. It is sent to the receiving part corresponding to the chute. In this state, the cutout piece is When the receiving section moves to the middle side of both chutes, the receiving section The work B is taken out of the cutting device.

[0014]   A plurality of two types of articles to be conveyed are placed at intervals in the moving direction of the cutting piece. If provided, the work B conveyed by the second chute is the receiving portion. Each time it is sent to the By doing so, the work B is sent to all the receiving parts corresponding to the second chute. Will be rare. And, all the receiving parts of one type into which the work B is sent are both When the work reaches the intermediate position of the chute, the work B in the receiving section is taken out of the cutting device. Will be done.

[0015]   According to the configuration of the second invention, when the work A is conveyed, the first scraping piece is installed. When using the scraped drum to rotate the drum forward and change to work B, Replace the drum with a drum with a second scraping piece and reverse the drum. I will let you.

[0016]

【Example】

  1 and 2 show a vibrating linear feeder according to the first invention. In the figure, 1a Is a first chute, 1b is an article to be conveyed which is conveyed by the first chute 1a A second system for transporting an article (work) to be transported whose shape and dimensions are different from that of the (work). Both shoots 1a and 1b are provided in a state in which one vibration source 2 is shared. Has been. That is, the two chutes 1a and 1b are parallel to each other and are inclined rearward. Are supported in a substantially horizontal posture by a plurality of leaf springs 3 ... The base 4 is provided with an electric wire facing the adsorption iron pieces 5 connected to the chutes 1a and 1b. A magnet 6 is attached.

[0017]   The base 4 is parallel to a base 7 fixed to a mount (not shown) and is parallel to each other. Is supported by a plurality of leaf springs 8 ... Which are perpendicular to the two chutes 1a and 1b, The base 4 functions as a counterweight.

[0018]   Supply of articles to be conveyed having an opening 9 on the front side on the conveyance start end side of both chutes 1a and 1b. Drum 10 and rotary drive that can switch forward and reverse rotation to drive drum 10 around its axis And a moving mechanism 11. The drum 10 has its axial center in the two shoes in plan view. Of the chutes 1a and 1b are almost parallel to and tilted backward and downward. The transport start end portion is provided so as to be inserted into the drum 10.

[0019]   Inside the drum 10, as shown in FIGS. 1 and 3, a corner portion between an inner peripheral surface and a bottom surface is formed. In addition, the conveyed articles in the drum 10 are supplied to the first chute 1a along with the normal rotation of the drum 10. The first scraping piece 12a to be fed and the object to be conveyed in the drum 10 as the drum 10 is rotated in the reverse direction. Four second scraping pieces 12b for supplying the products to the second chute 1b in the circumferential direction Are alternately provided at equal intervals. First scraping piece 12a and second scraping top The barb 12b is inclined in the directions opposite to each other with respect to the inner peripheral surface of the drum 10, The surface to be conveyed is scraped up by the surface on the side where the angle formed with 10 is acute. It Reference numerals 13a and 13b shown in FIG. 3 are connected to the transfer start ends of both chutes 1a and 1b. This is a shatterproof plate for articles to be conveyed.

[0020]   The illustrated rotary drive mechanism 11 is configured as follows. That is, from the base 8 Of the stays 1a and 1b, which can be switched between forward and reverse rotation, to the stay 14 extending to the start side of the conveyance. The data 15 and the chutes 1a and 1b in plan view are substantially parallel to each other and are inclined rearward and downward. Two rotating shafts, and the passive pulleys 16a and 16b provided at the front ends of both rotating shafts and the Rubber belts 18a, 18b for transmission over the drive pulley 17 provided on the output shaft of the motor 15. And the passive pulleys 16a and 16b rotate in the same direction. At the same time, the rear end of the rotary shafts is provided with a flanged roller that engages with the bottom plate of the drum 10. I have attached the rulers 19 and 19.

[0021]   Then, the drum 10 is engaged with the flanges of the rollers 19 and 19 at the bottom peripheral edge thereof, Place the motor with its peripheral surface in contact with the rollers 19 and 19 and the rubber belts 18a and 18b. By operating 15 to rotate the drive pulley 17 in the desired direction, the rubber belt By the friction transmission between the outer peripheral surface of the drum 10 and the rollers 18 and 18 and the rollers 19 and 19, the drum 10 is It is designed to rotate around the axis.

[0022]   As shown in FIGS. 4 and 5, both chutes 1a and 1b are provided on the trailing end side of the conveyance. Two types of articles to be conveyed receiving parts a ..., B ... corresponding to the chutes 1a, 1b are not provided. Formed cutout piece 20 and the cutout piece 20 in the direction in which both chutes 1a and 1b are arranged. A cutting device 22 having a drive mechanism 21 for reciprocating is provided, and both chutes 1a, Cut out the conveyed article for 1b at an intermediate position between both chutes 1a, 1b. Is configured.

If the distance between the receiving portions a and a and the distance between the receiving portions b and b are L ₁ and the distance between the receiving portions a and b on the central side of the cutout piece 20 is L ₂ , then both shoots are described. The distance between 1a and 1b is set to L ₁ + 2L _2, and the reciprocating stroke L of the cutting piece 20 is set to 2L ₁ + 2L ₂ . Reference numerals 23a and 23b shown in FIGS. 2 and 4 are stoppers provided at the conveying end portions of the chutes 1a and 1b, and the stopper 23b automatically closes the outlet of the second chute 1b when the drum 10 is normally rotated. However, when the drum 10 is rotated in the reverse direction, the stopper 23a is controlled so as to automatically close the outlet of the first chute 1a. Reference numeral 24 shown in FIG. 1 denotes a device for taking out the cut work, and a circle shown by a chain double-dashed line in FIG. 4 denotes a work taking-out position by the take-out device 24.

[0024]   As shown in FIG. 5, the cutting device 22 shown in the drawing has a thin first stroke and a long stroke. A cylinder 25a and a second air that is thicker than the air cylinder 25a and has a shorter stroke. The fixed frame 26 in which the cylinder 25b and the air cylinders 25a are mounted in parallel with each other. , 25b to move in the direction in which both chutes 1a, 1b are aligned with respect to the fixed frame 26. The movable frame 27 that moves back, and the movable frame 27 that is fixed to the upper surface of the movable frame 27 in a detachable and replaceable state. The cutting piece 20 is provided. 28 ... is a set screw for fixing the cutout piece 20 to the movable frame 27, 29 and 30 are cut-out pieces 20 fixed to the movable frame 27 by abutting on a part of the fixed frame 26. It is a stroke adjusting bolt that regulates the reciprocating stroke of the. First Air Siri The piston rod 31a of the connector 25a is fixed to the movable frame 27. Second Air Sillin The piston rod 31b of the rod 25b penetrates a hole 32 formed in the movable frame 27, A double nut 33 is screwed onto the peripheral portion of the hole 32 of the movable frame 27.

[0025]   Next, the operation of the above configuration will be described.   If both the first air cylinder 25a and the second air cylinder 25b are in the contracted state The cutting piece 20 is located at the position shown by the solid line in FIG. 5, and as shown in FIG. Of the two receiving portions a, a corresponding to the tray 1a, the receiving portion a on the center side is the first sheath. It is located at a position facing the room 1.

[0026]   Therefore, with the drum 10 containing one type of transferred object (work A), When 10 is driven in the normal direction, the work A in the drum 10 is scraped by the first scraping piece 12a. And is supplied to the first chute 1a. The work A is scratched by the second scraping piece 12b. Even if it is lifted up, the tilting direction is opposite, The scraper 12b slides down into the drum 10, and the second chute 1b Is not supplied to.

[0027]   By activating the vibration source 2, the work A continues by the first chute 1a. Position where the first chute 1a faces the first chute 1a as shown in FIG. The work A is fed into the receiving portion a located at. The second chute 1b also vibrates. Although it can be transported, since the stopper 23b closes the outlet, the second system Even if the work B remains inside the suite 1b, it is transported to the cutting piece 20. It will not be done.

Next, when the first air cylinder 25a is extended, the movable frame 27 is pushed leftward in FIG. 5 and moved by a distance L ₁ as shown by a phantom line in FIG. Then, it abuts on the double nut 33 screwed to the piston rod 31b of the second air cylinder 25b, and further movement is blocked. In this state, as shown in (b) of FIG. 6, since the outer receiving portion a comes to a position facing the first chute 1a, the next work A is fed into the receiving portion a.

Then, by extending the second air cylinder 25b, the double nut 33 moves to the left in the figure by a distance L ₂ as shown by the phantom line in FIG. The position regulation by the nut 33 is released, and the movable frame 27 is pushed and moved in the same direction by the distance L ₂ by the first air cylinder 25a. In this state, the cut-out piece 20 is at the stroke end, and the receiving portions a, a come to the intermediate position between the chutes 1a, 1b, as shown in FIG.

In this state, as shown in FIG. 7A, the take-out device takes out the two works A, A in the receiving portions a, a, outside the cutting device. Next, in a state where the vibration source 2 is stopped and the conveying action by the chutes 1a and 1b is stopped, the first air cylinder 25a is contracted to move the cutting piece 20 as shown in FIG. To the right by a distance L ₁ and then the second air cylinder 25b is contracted to move the cutout piece 20 to the stroke end in the same direction and the vibration source 2 to operate, It will be returned to the state shown in (a).

[0031]   When changing work A to work B, remove drum 10 from the vibrating linear feeder. Remove the husband and replace the work A inside with work B, or Replace with housed drum 10. The drum 10 is attached to the rubber belt 18a, The work B is placed on the roller 18b and the rollers 19 and 19 and is driven in the reverse direction to move the work B to the second position. It will be scraped up by the scraping piece 12b and supplied to the second chute 1b. . Even if the work B is scraped up by the first scraping piece 12a, the inclination direction is opposite. To some extent, when it is scraped up, it slides from the scraping piece 12a into the drum 10. As a result, the supply to the first chute 1a is not performed.

[0032]   Therefore, it is necessary to extend both the first air cylinder 25a and the second air cylinder 25b. Move the vibration source 2 with the cutting piece 20 moved leftward in FIG. 4 to the stroke end. When actuated, the work B conveyed by the second chute 1b moves to the position (a) in FIG. As shown in FIG.

Thereafter, the first air cylinder 25a is contracted to move the cutting piece 20 to the first chute 1a side by the distance L ₁ as shown in (b) of FIG. work B is fed to the outside of the receiving portion b, then from reducing operating the second air cylinder 25b, since the cut piece 20 is moved a distance L ₂ to the first chute 1a side, in FIG. 8 As shown in (c), the receiving parts b, b come to the intermediate position between the chutes 1a, 1b.

[0034]   In this state, as shown in FIG. 9A, the take-out device is installed in the receiving parts b, b. The two workpieces B and B in 1 are taken out of the cutting device. In addition, take-out equipment When the receiving parts b, b come to an intermediate position between the chutes 1a, 1b, the work is picked up. The timing will be changed so as to perform the output operation.

Next, in a state where the vibration source 2 is stopped and the conveying action by the chutes 1a and 1b is stopped, the first air cylinder 25a is extended and the cut-out piece 20 is moved to the position shown in FIG. is moved leftward by a distance L ₁ as shown in, then extended actuating the second air cylinder 25b, is moved in the same direction the cut piece 20 to the stroke end, by operating the vibration source 2, It returns to the state shown in FIG.

FIG. 10 shows another embodiment of the first invention. This embodiment is characterized in that the cut-out piece 20 is provided with two kinds of article-to-be-conveyed receiving parts a and b, respectively. In this case, assuming that the interval between the receiving portions a and b is L ₂ , the interval between the chutes 1a and 1b is set to 2L ₂ and the reciprocating stroke L of the cutout piece 20 is also set to 2L ₂ Twenty reciprocating movements will be performed by one air cylinder.

According to the above configuration, the drum 10 (not shown) is normally rotated to supply the work A to the first chute 1a, and the work A is conveyed by the first chute 1a as shown in (a) of FIG. The work A to be fed is sent to the receiving portion a corresponding to the first chute 1a, and the cutting piece 20 is moved to the second chute 1b side by the distance L ₂ as shown in (b) of FIG. When the part a reaches the intermediate position between the chutes 1a and 1b, the work A in the receiving part a is taken out of the cutting device as shown in FIG.

[0038]   When changing the work, replace work A with work B and reverse the drum 10. Then, the cutting is performed in the order of (C), (D), and (A) of FIG. this In this case, the take-out device operates when the receiving part b comes to an intermediate position between the chutes 1a and 1b. The timing is changed so that the work picking operation is performed.

[0039]   In this embodiment, the above-mentioned stoppers 23a and 23b are attached to both chutes 1a and 1b. Since there is no provision for the second chute when carrying and cutting work A When the work B remains on the 1b, as shown in (c) and (d) of FIG. When the piece 20 is returned to its original position, the work B remaining on the second chute 1b is received by the receiving portion. However, the shape of the work b is rounded as shown in the figure. Then, when the cutting piece 20 moves to the position shown in FIG. The work B located at the tip of the tray 1b is pushed back by the work B contained in the receiving portion b. Therefore, there is no possibility that both works B, B will be caught and become stuck.

[0040]   As is clear from this example, when changing the work, it is transported and cut until then. Even if another type of work that was being performed is left in the chute, Depending on the shape, the stoppers 23a and 23b are unnecessary. Of course, before changing the work Therefore, even when the work in the device is completely removed, the stoppers 23a and 23b are unnecessary. It Further, when the stoppers 23a and 23b are provided, the work A and the work B are mounted on the drum 10. Even if mixed with each other, by changing the rotation direction of the drum 10, It is possible to cut out.

[0041]   Next, an embodiment of the second invention will be described with reference to the drawings used for explaining the first invention. It The second embodiment of the invention is to be mounted on the rubber belts 18a and 18b and the rollers 19 and 19. As a detachable and replaceable drum 10, the second scraping from the drum 10 shown in FIG. A drum having a shape in which the lifting piece 12b is removed (the work A is rotated in the forward direction to move the work A into the first chute 1a And the first scraping piece 12a is removed from the drum 10 shown in FIG. Drum with the removed shape (Driving that supplies work B to the second chute 1b by reversing 2) are prepared, and both drums 10 and 10 are properly used depending on the works A and B. There is a feature in the point. Other configurations and operations are substantially the same as those of the first embodiment. Since it is the same, the description is omitted.

[0042]

[Effect of device]

  As described above, according to claim 1 and claim 2, the chute and the cutout piece are replaced. 2 types of work can be changed without changing the vibration source of the chute and the cutting piece and shoe. Since adjustment work such as the relationship with the work is unnecessary, it is possible to change the work in a short time. There is a fruit.

[0043]   According to claim 1, in addition to the above effects, one type of drum and two types of work It can be shared with other users, there is no mistake in selecting the drum, and it is also advantageous in terms of cost. Can be played.

[Brief description of drawings]

FIG. 1 is a side view of a vibrating linear feeder according to the present invention.

FIG. 2 is a plan view of the vibrating linear feeder described above.

FIG. 3 is a vertical sectional view of a main part.

FIG. 4 is a plan view of a main part.

FIG. 5 is a front view of a main part.

FIG. 6 is an explanatory diagram of an operation.

FIG. 7 is an explanatory diagram of an operation subsequent to FIG.

FIG. 8 is an explanatory diagram of an operation.

FIG. 9 is an explanatory diagram of an operation subsequent to FIG.

FIG. 10 is a view for explaining the structure and operation of the main part of another embodiment of the present invention.

[Explanation of symbols]

1a ... 1st chute, 1b ... 2nd chute, 10 ... Drum, 11 ... Rotation drive mechanism, 12a ... 1st scraping piece, 12
b ... second scraping piece, 20 ... cutting piece, 21 ... drive mechanism,
22 ... Cutting device, A, B ... Conveyed article (work), a,
b ... Receiving section.

Claims (2)

[Scope of utility model registration request] 1. A first chute and a second chute corresponding to two types of articles to be conveyed are provided in a state in which one vibration source is shared, and the conveyed start end side of both chutes has a front opening. The article supply drum is provided with the transfer start ends of the chutes inserted in the drum, and a rotation drive mechanism capable of rotating the drum about its axis is provided. Includes a first scraping piece that supplies the conveyed article in the drum to the first chute with the forward rotation of the drum, and a conveyed article in the drum with the second chute as the drum rotates in the reverse direction. A second scraping piece to be supplied is provided, and on the conveying end side of both chutes,
A cutout device including a cutout piece having two types of articles to be conveyed corresponding to both chutes and a drive mechanism for reciprocating the cutout piece in the arrangement direction of the chutes is provided, and the cutout piece is conveyed to both chutes. A vibrating linear feeder characterized by cutting out articles at an intermediate position between both chutes. 2. A first chute and a second chute corresponding to two kinds of articles to be conveyed are provided in a state in which one vibration source is shared, and the conveyance start end side of both chutes has a front opening to be conveyed. An article supply drum is provided so that it can be attached / detached and replaced, and the transfer start ends of both chutes are inserted into the drum, and a rotation drive mechanism capable of rotating the drum about its axis is also provided. In the inside of the drum, the first scraping piece that supplies the conveyed article in the drum to the first chute with the forward rotation of the drum or the conveyed article in the drum with the reverse rotation of the drum. A second scraping piece to be supplied to the two chutes is provided, and the cutout piece and the cutout piece having the two types of articles to be conveyed that correspond to both chutes are formed on the conveyance end sides of both chutes. Shooting direction A vibrating rectilinear feeder characterized in that a cutting device having a driving mechanism for reciprocating is provided on the chute so that the article to be conveyed is cut out from the chute at an intermediate position between the chute.