TWI609740B - Continuous feeding equipment - Google Patents

Abstract

A continuous feeding device includes: a material rack, a first material pusher, a second material pusher, and a controller; wherein the first material pusher and the second material pusher are connected to the controller, and the material rack has a discharge end Adjacent to the equipment downstream of the process, the material rack can carry the continuously arranged material parts and guide material parts to the discharge end; the first ejector can push the material parts to the discharge end of the material rack, and the rest in the material rack When the number of materials reaches the preset remaining quantity, the second ejector replaces the first ejector to continue pushing the remaining materials to the discharge end, and the first ejector returns to the starting point of the pushing stroke. After the pieces are replenished into the feeding rack, the first pusher pushes the pieces to the discharge end again, and the second pusher returns to the standby position to wait for the next task of pushing the pieces; the advantage of the present invention is that, Even when the materials are replenished, the materials can be supplied to the equipment downstream of the process without interruption to achieve the purpose of continuous discharge.

Description

Continuous feeding equipment

The invention relates to an automatic manufacturing equipment, in particular to a continuous feeding equipment that can also continuously discharge without interruption when replenishing materials.

The design goal of the automated manufacturing system is to realize the automatic assembly or automatic processing of products with less manual or direct intervention. In the process of automatic assembly or processing of products, continuous supply of materials is an important factor to ensure production capacity.

Automatic manufacturing systems are generally equipped with continuous feeding equipment to automatically supply parts to downstream equipment. Generally, the structure of continuous feeding equipment for different materials is different; The continuous feeding equipment has a certain loading capacity of materials. When the number of materials in the continuous feeding equipment decreases due to continuous feeding for a period of time, it is necessary to replenish the materials in time to avoid the problem of supply interruption.

Some known continuous feeding equipment needs to temporarily stop the operation of the continuous feeding equipment during the replenishment of the parts. After the replenishment of the parts is completed, restart the continuous feeding equipment and continue to automatically supply material. For continuous feeding equipment with large storage capacity, although the number of replenishment of materials can be reduced in the process of automated production or manufacturing, for those with smaller filling capacity, continuous production of products or It is the process of manufacturing products that requires frequent replenishment of parts and materials, which will affect the production capacity of the product. Therefore, how to provide a continuous feeding device that can continuously discharge without interruption is one of the problems that manufacturers of automated equipment want to solve.

The technical problem to be solved by the present invention is to provide a continuous feeding device which can continuously discharge without interruption.

An embodiment of the continuous feeding device of the present invention includes a rack, a first pusher, a second pusher, and a controller; wherein the first pusher and the second pusher are connected to the controller, and Coordinated operation under the control of the controller; the material rack has a discharge end and the equipment downstream of the process is adjacent. The material rack can carry continuously arranged materials and guide the material to move to the discharge end; the first ejector can move the material The material is pushed to the discharge end of the material rack. When the remaining material in the material rack reaches the preset remaining number, the controller immediately controls the second material pusher to take over the first material pusher and continue to push the remaining material At the discharge end, the first ejector returns to the beginning of the ejection stroke. After the material is replenished into the feed rack, the first ejector again pushes the material to the ejection end, and the second ejector will Under the control of the controller, it returns to the standby position and waits for the next time to take over the work of pushing the remaining materials. The first and second pushers work together under the control of the controller, which can carry the material rack without interruption. The parts are moved to the equipment downstream of the process to achieve the purpose of continuous discharge.

The first pusher includes a pusher, a first driver, and a positioner. The pusher can move back and forth along the first track to the start and end of the push stroke. The first driver can drive the pusher from the starting point to the end. The direction movement is used to push the material to the discharge end of the material rack. The positioner can temporarily fix the push plate at the starting point and release the push plate temporarily fixed at the starting position. When the push plate is temporarily fixed at the starting position, , The rack between the push plate and the last one is empty, and you can replenish the rack.

The push plate has a slider, and the slider is slidably installed on the first track. The first driver is connected to the slider to drive the slider and the push plate to move back and forth between the starting point and the ending point.

One embodiment of the first driver includes: a turntable and a rope wound around the turntable. The turntable is attached with a coil spring, and the end of the rope is connected to the slider. Normally, the turntable is driven by the torsion elasticity of the coil spring and the rope is pulled. Generates pulling force, which can always keep pulling the push plate to the discharge end of the material rack.

Among them, the second ejector is arranged on the side of the rack, the second ejector is normally in a standby position, and the second ejector is activated by the controller when the push plate moves to a replenishing position, in which the replenishment The position is between the starting point and the end point of the pushing stroke. When the remaining material in the material rack reaches the preset value of the remaining number, the pushing plate reaches the replenishing position, and the second ejector can resist the remaining material. The last one is used to replace the first ejector to push the remaining parts on the rack to the discharge end of the rack.

The push plate is provided with an operation handle, and a proximity switch is provided at the corresponding feeding position. The proximity switch is electrically connected to the controller. When the push plate is moved to the feeding position, the proximity switch can be triggered by the operation handle, and a trigger signal is generated by the proximity switch. It is transmitted to the controller, and then the controller controls the second pusher to start, and is used to replace the first pusher to push the remaining parts on the rack to the discharge end of the rack.

The second ejector includes: a second driver, a support frame, and a movable claw; wherein the second driver and the movable claw are installed on the support frame, and the second driver is connected to the movable claw to drive the movable claw to move back and forth to a standby state Position and an active position, the movable claw system in the standby position is in a stowed state and will not resist the last material piece, the movable claw system in the active position is in a popped state and can resist the last material piece, In addition, the second driver can continuously drive the fixed seat and the claw to push the remaining materials to the discharge end of the material rack.

Another embodiment of the continuous feeding device according to the present invention includes a feeder, a third driver, a brake, and a discharge gate.

Wherein the reclaimer is installed at the discharge end of the rack, and is used for taking out the materials from the discharge end of the rack; and the third driver can drive the reciprocator to move to a picking position and a releasing position, The controller can control the third driver and the reclaimer to work together to pick up the material at the picking position, and then move the material to the release position to release the material. The discharge gate is installed at the output of the material rack. At the end of the material, the discharge gate is a closed state to prevent the pieces from falling out. When the picker moves to the picking position to pick up the pieces, the controller first controls the discharge gate to become an open state. After the reclaimer removes the material from the discharge end of the material rack, the discharge gate will return to the normal closed state; the brake The brake is installed on the slider of the aforementioned push plate. The brake is in an inactive state in the normal state. The controller can start the brake when the picker picks up the material and the discharge gate becomes open. The brake can be used to push the push plate. Its slider is temporarily braked and stopped at a certain position on the first track to prevent the push plate from pushing the material from the discharge end to the material rack when the discharge gate becomes open. When the feeder will be located on the material rack After the first material in the middle is removed from the discharge end, and the discharge gate returns to the normal closed state, the controller then controls the brake to return to the normal inactive state, so that the push plate can move the material Push to the discharge end of the rack.

Another embodiment of the present invention includes a resistance element. The resistance element is disposed on a moving path of the material piece. The resistance element can be in contact with the material piece to provide friction and resistance, and the material piece can be prevented from being accidentally ejected from the discharging end of the material rack. ejection.

It can be understood from the foregoing content of the invention that when the remaining materials in the continuous feed device of the present invention reach a preset remaining quantity, the first ejector can be moved back to the starting point of the ejection stroke, and then the material is ejected. During the replenishment period, the second ejector takes over the first ejector to continue pushing the remaining parts to the discharge end, and the supply will not be interrupted by the replenishment. Therefore, the first The ejector and the second ejector work together under the control of the controller, and can move the materials carried by the rack to the equipment downstream of the process without interruption, so as to achieve the purpose of continuous discharging.

Specific embodiments of the present invention, as well as their technical features and effects, will be described below with reference to the drawings.

10‧‧‧ material rack

11‧‧‧ resistance element

20‧‧‧ Pusher

201‧‧‧ Slider

21‧‧‧First Drive

211‧‧‧Turntable

212‧‧‧Drawstring

22‧‧‧ Locator

221‧‧‧steel ball

222‧‧‧Groove

23‧‧‧ first track

24‧‧‧Operating handle

25‧‧‧proximity switch

30‧‧‧Second ejector

31‧‧‧Second Drive

32‧‧‧ support

321‧‧‧guide tube

322‧‧‧Side

33‧‧‧ movable claw

331‧‧‧Slider

332‧‧‧Fixed

333‧‧‧Claw

334‧‧‧ Pivot

335‧‧‧ protrusion

336‧‧‧ Block

40‧‧‧controller

41‧‧‧Return button

50‧‧‧ Reclaimer

51‧‧‧Nozzle

60‧‧‧Third drive

70‧‧‧brake

80‧‧‧ discharge gate

81‧‧‧ bolt

90‧‧‧ main body rack

A1‧‧‧arrow

B‧‧‧ discharge end

C‧‧‧ feeding position

E‧‧‧ Finish

P‧‧‧Material

P1‧‧‧First material

Pe‧‧‧ the last material

S‧‧‧ the starting point of the push stroke

FIG. 1 is a perspective structural view of an embodiment of the continuous feeding equipment of the present invention.

FIG. 2 is a front view structural view of a continuous feeding device according to the present invention.

Fig. 3 is a bottom view structural diagram of Fig. 2.

FIG. 4 is a front view structural view of a continuous feeding device according to the present invention.

FIG. 5 is a plan structural view of FIG. 4.

FIG. 6 is a left side view of the continuous feeding equipment of the present invention.

FIG. 7A is a structural diagram of the movable claw of the continuous feeding equipment of the present invention, and illustrates the structure of the movable claw in the standby position.

FIG. 7B is a structural diagram of the movable claw of the continuous feeding equipment of the present invention, and illustrates the structure of the movable claw in the action position.

8A to 8B are continuous operation diagrams of the second ejector of the continuous feeding equipment of the present invention.

FIG. 9 is a plan view of the planer of the continuous feeder of the present invention.

10A to 10D are continuous operation diagrams of the continuous feeding equipment of the present invention.

First, please refer to FIG. 1 to FIG. 6, which show a three-dimensional structural diagram and a structural diagram of each perspective of an embodiment of the continuous feeding equipment of the present invention. Since the perspectives of the various drawings are different, in order to avoid that some components in the drawings are blocked by other components in the description, some components will be temporarily omitted in some drawings and not shown in Corresponding elements in the drawings, rather than the drawings, are inconsistent; in particular, they are stated here.

An embodiment of the continuous feeding device of the present invention includes: a rack 10, a first pusher, a second pusher 30, and a controller 40 (Controller). Preferably, the feed rack 10 and the first pusher are mounted on the main body frame 90; the first pusher and the second pusher 30 are connected to the controller 40, and the first pusher and the second pusher The feeders work together under the control of the controller, and can move the material parts P carried by the material rack 10 from the starting point S of the pushing stroke toward the end point E without interruption, so as to supply the materials required by the equipment downstream of the process. P, to achieve the purpose of continuous discharge. The controller 40 is, for example but not limited to, any one of a Programmable Logic Controller, an Industrial PC, and a Personal Computer.

Wherein, the material rack 10 has a discharge end B (see FIG. 3) and the equipment downstream of the process is adjacent. The material rack 10 can carry the material P and the guide material P to the discharge end B. Preferably, the material rack 10 Is made up of several Row members, or other equivalent structures, but not limited to this; generally speaking, the material rack 10 is loaded with a plurality of consecutively arranged material parts P, for convenience of explanation, which is closest to the discharge end B It is the first material P1, and the one farthest from the discharge end B is the last material Pe. The material P shown in the figure is a piece of material P but not limited to this; It should be understood that the discharge end B is not a certain part of the material rack 10, but refers to the position where the material P is pushed out of the material rack 10. In contrast, the discharge end B is at the starting point S of the pushing stroke. On the extension line toward the end point E, and the discharge end B is close to the end point E of the pushing stroke.

The first ejector can move back and forth between the start point S and the end point E of the ejection stroke. The first ejector includes: a push plate 20, a first driver 21, and a positioner 22, wherein the pusher 20 can move along a The first track 23 moves back and forth between the starting point S and the end point E of the pushing stroke. Preferably, the first track 23 is installed on the material rack 10, and the pushing plate 20 can be continuously supplied when moving toward the end point E. Material parts P. When the remaining material parts P in the material rack 10 reach the preset remaining number, the push plate 20 can be moved to the starting point S again to perform a replenishment operation to replenish the material racks P in the material rack 10 ; The first driver 21 can drive the push plate 20 to move toward the discharge end B of the material rack 10 (also to the end of the pushing stroke E direction), and is used to push the material P to the material rack 10's discharge End B; The role of the positioner 22 is to temporarily fix the push plate 20 at the starting point S of the push stroke and release the push plate 20 temporarily fixed at the starting point S when the replenishment operation is performed; when the push plate 20 is temporarily fixed at At the starting point S, the material rack 10 between the push plate 20 and the last material piece Pe is empty, and the material can be re-arranged. 10 Supplementary material P; An embodiment of the present invention, wherein the pushing plate 20 has a slider 201, and the slider 201 is slidably installed on the first track 23. The first driver 21 and the slider 201 are connected for driving. The slider 201 and the push plate 20 move back and forth between a start point S and an end point E of the push stroke.

An embodiment of the first driver 21 includes: a turntable 211 and a pull rope 212 (preferably a steel cable) wound around the turntable 211. The turntable 211 is attached with a coil spring (not shown in the figure), and the ends of the pull rope 212 are connected. The push plate 20 or the slider 201 normally drives the turntable 211 and generates a pulling force on the pull rope 212 by the torsion spring force of the coil spring, and can always keep the push plate 20 pulled toward the discharge end B of the material rack 10.

Preferably, there are two second ejectors 30, which are respectively arranged on both sides of the rack 10. (Specifically, symmetrical positions on both sides of the moving direction of the material P), the second ejector 30 is normally in a standby position, and when the pusher 20 moves to a replenishment position C, the second ejector 30 Started by the controller 40, wherein the feeding position C may be between the starting point S and the ending point E of the pushing stroke or the position of the ending point E (see FIG. 5), and the feeding position C is a preset remaining quantity Decided that when the remaining material pieces P in the material rack 10 reach the preset remaining quantity, the push plate 20 reaches the replenishment position C, and the second pusher 30 can resist the last material piece Pe for feeding the material The remaining material P on the rack 10 is pushed toward the discharge end B of the rack 10.

In an embodiment of the present invention, the push plate 20 is provided with an operating handle 24, and a proximity switch 25 (Proximity Switch) is provided at the corresponding feeding position C. The proximity switch 25 is electrically connected to the controller 40, and the push plate 20 is moved to In the feeding position C, the proximity switch 25 can be triggered by the operating handle 24, a trigger signal is generated by the proximity switch 25 and transmitted to the controller 40, and the controller 40 controls the second ejector 30 to start. Proximity switches include any one of an inductive proximity switch, a capacitive proximity switch, and a photoelectric sensor. Preferably, the position of the proximity switch 25 can be adjusted. For example, the proximity switch 25 is installed on the main body frame 90 by using bolts or equivalent components. Therefore, the position of the proximity switch 25 can be freely adjusted to change the remaining number of presets. Set value.

Please refer to FIGS. 7A and 7B. In an embodiment of the present invention, the second ejector 30 includes a second driver 31 (preferably, the second driver 31 is a pneumatic cylinder), a support frame 32 and A movable claw 33; wherein the second driver 31 and the movable claw 33 are installed on the support frame 32; the second driver 31 is connected to the movable claw 33 to drive the movable claw 33 to and from a standby position (see FIG. 7A) and a function Position (see Fig. 7B), the movable claw 33 in the standby position is in a stowed state (avoiding the moving path of the material P) and will not abut the last material Pe (see Fig. 8B). The movable claw 33 in the position is in a pop-up state (moving path of the material piece P) and can abut the last material piece Pe (see FIG. 8A); wherein the movable claw 33 includes: can be relative to the support frame 32 A sliding member 331 for reciprocating sliding movement, a fixed seat 332 mounted on one end of the sliding member 331, and a claw portion 333 rotatably pivotally mounted on the fixed seat 332. One embodiment of the sliding member 331 is two rods parallel to each other. Pieces, the support frame 32 is provided with two guide tubes 321 parallel to each other, The two lever members pass through the corresponding guide tubes 321 in a slidable relationship, and the pivot shaft 334 at the pivot of the claw portion 333 is provided with a coil spring (not shown). The second driver 31 can be connected to the fixing seat 332. Drive the fixed seat 332 and the claw portion 333 back and forth to the standby position and the active position. The claw portion 333 in the standby position is blocked by the side plate 322 of the support frame 32 to maintain the aforementioned storage state. The claw portion 333 avoids the movement of the material P. The path does not abut the last material Pe. The claw portion 333 in the action position is not blocked by the side plate 322. The claw portion 333 can be ejected in the direction of the material P by the spring force of the coil spring to become the aforementioned ejection. In the state, the side of the claw portion 333 has a protruding portion 335, and the fixing seat 332 has a blocking portion 336 to block the protruding portion 335 for maintaining the claw portion 333 in a fixed position, and the second driver 31 can continuously drive The fixing seat 332 and the claw portion 333 move toward the end point E of the pushing stroke, and are used to push the remaining material pieces P toward the discharging end B of the material rack 10. The two rods described above are only an embodiment of the sliding member 331 but are not limited thereto. After knowing the technical means of the present invention, those skilled in the art should understand that the sliding member 331 can also pass through other equivalents. A construction such as a track mechanism is achieved.

In an embodiment of the present invention, the replenishment operation is to manually replenish the new material P into the feed rack 10, and the replenishment action sequence is as follows: when the push plate 20 reaches the replenishment position C, the operation handle 24 also reaches The replenishment position C and the proximity switch 25 are triggered. The controller 40 immediately controls the second ejector 30 to take over the first ejector to continue to push the remaining material P to the discharge end B. The operator pulls the operation handle 24 to push the first The pusher 20 of the pusher is pulled back to the starting point S of the push stroke, and the pusher 20 is temporarily fixed to the starting point S by the positioner 22. When the pusher 20 is temporarily fixed at the starting point S, the pusher 20 The material rack 10 between the last material part Pe and the last material part Pe is empty, and the material rack P can be replenished; when the material part P is replenished, the positioner 22 releases the push plate 20 temporarily fixed at the starting point S. The first driver 21 can drive the push plate 20 to move toward the discharge end B of the material rack 10, so as to push the material P to the discharge end B of the material rack 10, and then, the operator presses the controller 40 After the return button 41, the second ejector 30 returns to the normal standby position under the control of the controller 40. Therefore, the first ejector and the second ejector 30 work together under the control of the controller 40, and can move the material P carried by the material rack 10 to the discharge end B without interruption, and will not be caused by replenishment. The material supply is interrupted for the purpose of continuous discharge. In another feasible implementation of the replenishment operation, an automatic control method can also be used instead of manually pulling the operation handle 24, for example, the controller 40 controls a pneumatic cylinder to pull the push plate 20 back to the starting point S.

The positioner 22 of the first ejector includes a steel ball 221 and a groove 222, wherein the steel ball 221 is disposed on the material rack 10 and corresponds to the starting point S of the pushing stroke of the pushing plate 20. The groove 222 is provided on When the slider 201 moves to the starting point S of the pushing stroke, the groove 222 can be temporarily engaged with the steel ball 221. In one embodiment, a spring is provided at the position where the steel ball 221 of the material rack is provided (because the components are small and difficult to display, not shown in the figure) to provide elastic force to allow the steel ball 221 and the groove 222 to temporarily engage, and the replenishment of the material P is completed. When the operator exerts a slight force on the operation handle 24 to make the steel ball 221 exit the groove 222, the push plate 20 can be moved toward the discharging end B of the material rack 10 again under the driving of the first driver 21.

An embodiment of the continuous feeding device of the present invention includes a feeder 50, a third driver 60, a brake 70, and a discharge gate 80.

One embodiment of the extractor 50 is a negative pressure suction cup. The extractor 50 has a plurality of nozzles 51 (see FIG. 9), and a plurality of nozzles 51 are designed, even if only a part of the nozzles 51 sucks the material. The piece P is still undisturbed. The suction nozzle 51 is connected to a negative pressure generating device (not shown). The negative pressure generating device is, for example, a negative pressure composed of an air compressor, a pressure storage tank, a pneumatic valve, and other related components. The pressure generating device is controlled by the controller 40 to generate a negative pressure at the suction nozzle 51 for performing the operation of sucking and releasing the material piece P. According to the characteristics of the material piece P and its type, the material taker 50 may also be other adapted Devices such as manipulators or equivalent are not limited to this. The reclaimer 50 is installed at the discharge end B of the rack 10 for taking out the material P from the discharge end B of the rack 10; the third driver 60 (preferably a pneumatic cylinder) can drive the The feeder 50 is reciprocated between a picking position and a discharging position, wherein the controller 40 can control the third driver 60 and the picker 50 to cooperate to pick up the material P at the picking position, and then move the material P After moving to the release position, release the material P, specifically, pick up the material P from the discharge end B of the material rack 10, and then send the material P to the equipment downstream of the process; the discharge gate 80 is installed on the material One embodiment of the discharge end B of the rack 10 and the discharge gate 80 is an electromagnetic movement The bolts are preferably provided with a plurality of discharge gates 80 (four discharge gates 80 in the embodiment shown in the figure) at the symmetrical position of the discharge end B of the material rack 10. 80 is a closed state (see FIG. 8B). At this time, the bolt 81 of the discharge gate 80 is extended to the moving path of the material P to block the material P and prevent the material P from falling out. During the picking operation, the picker 50 first moves to the picking position and sucks the feed piece P with the suction nozzle 51 (see FIG. 10A), and the moving thrust of the picker 50 (see arrow A1 in FIG. 10A) (Shown) will first push the first material piece P1 slightly away from the bolt 81 of the discharge gate 80. After the suction nozzle 51 of the picker 50 sucks the material piece P, the controller 40 first controls the discharge gate 80 The bolt 81 is retracted and the discharge gate 80 becomes an open state (see FIG. 10B). After the reclaimer 50 removes the material P from the discharge end B of the material rack 10, the The bolt 81 will be extended to return to the normal closed state (see FIG. 10D), such a cyclic action; one embodiment of the brake 70 is an electromagnetic component, and the brake 70 is installed on the aforementioned push plate 20 Slider 201 and brake 70 are always on It is in an inactive state (see Figure 2). When the brake 70 is activated, the brake 70 can interfere with the first track 23, and the controller 40 can pick up the material P in the picker 50 and output it. When the material gate 80 is turned on, the brake 70 is activated (see FIG. 10C), and the push plate 20 and its slider 201 are temporarily braked by the brake 70 to stop at a certain position on the first track 23 to prevent the push plate 20 from When the discharge gate 80 is in the open state, the material piece P is pushed out of the material rack 10 from the material discharge end B and dropped. When the material taker 50 pushes the first material piece P1 located at the forefront of the material rack 10 from the material discharge end B After the removal, and the discharge gate 80 returns to the normal closed state, the controller 40 then controls the brake 70 to return to the normal inactive state, so that the push plate 20 can push the material P to the discharge of the material rack 10 End B.

In another embodiment of the present invention, the material rack 10 is provided with a resistance element 11. The resistance element 11 is disposed on the material rack 10 and is located on the moving path of the material P, preferably near the discharge end B of the material rack 10 (see section 5), one embodiment of the resistance element 11 is a bristle protruding toward the direction of the material P, but it is not limited thereto, the resistance element 11 may be other equivalent elements, and the resistance element 11 may be the same as the material P The contact is used to provide friction and resistance, which can prevent the material P from moving too fast and accidentally ejected from the discharge end B of the material rack 10.

To sum up, the first ejector of the continuous feeding device of the present invention can push the material P to the discharge end B of the material rack 10, and the remaining material P in the material rack 10 reaches a preset remaining quantity. At this time, the controller 40 immediately controls the second ejector 30 to take over the first ejector to continue to push the remaining material P to the discharge end B, and the first ejector returns to the starting point S of the ejection stroke. After the material P is replenished into the feeding rack 10, the first ejector pushes the material P to the discharge end B again, and the second ejector 30 returns to the standby position under the control of the controller 40 and waits for the next time Takes over the operation of pushing the remaining materials P; therefore, the first and second pushers 30 work together under the control of the controller 40, and can move the materials P carried by the rack 10 to the process without interruption Downstream equipment to achieve the purpose of continuous discharge.

Although the present invention has been disclosed as above through the above-mentioned embodiments, it is not intended to limit the present invention. Any person skilled in similar arts can make some changes and retouch without departing from the spirit and scope of the present invention. The scope of patent protection shall be subject to the definition in the claims attached to this specification.

10‧‧‧ material rack

11‧‧‧ resistance element

20‧‧‧ Pusher

201‧‧‧ Slider

21‧‧‧First Drive

211‧‧‧Turntable

212‧‧‧Drawstring

22‧‧‧ Locator

221‧‧‧steel ball

222‧‧‧Groove

23‧‧‧ first track

24‧‧‧Operating handle

25‧‧‧proximity switch

30‧‧‧Second ejector

31‧‧‧Second Drive

32‧‧‧ support

322‧‧‧Side

33‧‧‧ movable claw

40‧‧‧controller

41‧‧‧Return button

50‧‧‧ Reclaimer

51‧‧‧Nozzle

60‧‧‧Third drive

80‧‧‧ discharge gate

81‧‧‧ bolt

90‧‧‧ main body rack

B‧‧‧ discharge end

Claims (10)

A continuous feeding device for supplying materials to downstream equipment of a manufacturing process, including: a material rack, a first ejector, a second ejector, and a controller; the first ejector and the The second ejector is connected to the controller, and the second ejector is normally in a standby position that will not push the material; the material rack has a discharge end and the equipment downstream of the process is adjacent, the material rack can Carrying the material and guiding the material to move to the discharge end; the first ejector can push the material to move to the discharge end along the starting point of the pushing stroke toward the end of the pushing stroke, The discharge end is on the extension line of the starting point of the pushing stroke toward the end point, and the discharging end is close to the ending point of the pushing stroke, when the remaining pieces of the material in the material rack reach a preset remaining number , The controller immediately controls the second ejector to move to an active position to replace the first ejector and continue to push the remaining pieces to the discharge end, and the first ejector returns to The starting point of the pushing stroke, after the material is replenished into the material rack, the first pushing The re-feed member toward the discharge end, and the second ejector back to the standby position under the control of the controller. The continuous feeding device according to claim 1, wherein the first ejector includes: a push plate, a first driver, and a positioner, and the pusher can move back and forth along the first track to the pusher. The starting point and the end point of the material stroke. The first track is installed on the material rack. When the push plate moves toward the end point, the material piece can be continuously supplied, and the remaining material pieces in the material rack reach the preset remaining amount. When the quantity is pushed, the pushing plate can be refilled to replenish the material after the pushing plate is moved to the starting point again; during the replenishing operation, the positioner temporarily fixes the pushing plate to the starting point of the pushing stroke , And after the replenishment operation is completed, the positioner releases the push plate temporarily fixed at the starting point. The continuous feeding device according to claim 2, wherein the push plate has a slider that is slidably mounted on the first track, and the first driver is connected to the slider to drive the slider. The slider and the pushing plate move back and forth between the starting point and the ending point of the pushing stroke; the positioner includes: a steel ball and a groove, the steel ball is arranged on the material rack and corresponding to the starting point of the pushing stroke, the recess Slot is set at In the slider, when the pushing plate moves to the starting point of the pushing stroke, the groove can be temporarily engaged with the steel ball. The material rack is provided with a spring at a position where the steel ball is provided with a spring to allow the steel ball and The groove is temporarily stuck and can be released. The continuous feeding device according to claim 3, wherein the first driver comprises: a turntable and a rope wound around the turntable, the turntable is attached with a coil spring, and the end of the rope is connected to the slider. By the torsion spring force of the coil spring, the turntable is driven and the pull rope is pulled, and the push plate is always kept pulled towards the discharge end of the rack. The continuous feeding device according to claim 2, wherein the second pusher is disposed on a side of the rack, and the second pusher is controlled by the pusher when the pusher moves to a replenishing position. The feeder moves to the action position, the feeding position is between the start point and the end point of the pushing stroke, or the end point position. When the remaining pieces in the material rack reach the preset value of the remaining quantity, the The pusher plate reaches the replenishment position, and the second pusher can abut the last one of the remaining pieces of material to replace the first pusher to push the remaining pieces of material on the rack. To the discharge end of the material rack; wherein the push plate is provided with an operating handle, and a proximity switch is provided at the corresponding feeding position, the proximity switch is electrically connected to the controller, and the push plate is moved to the feeding position The operation handle triggers the proximity switch, a trigger signal is generated by the proximity switch and transmitted to the controller, and the controller controls the second ejector to move to the active position. The continuous feeding device according to claim 5, wherein there are two second pushers, which are respectively arranged on both sides of the rack. The second pusher includes: a second driver, a support frame And a movable claw; the second driver and the movable claw are mounted on the support frame, and the second driver is connected to the movable claw to drive the movable claw to move back and forth between the standby position and the active position, and in the standby position The movable claw system is in a stored state and will not abut against the last one of the material pieces, the movable claw system in the active position is in a popped state and can abut the last one of the material pieces, and the second driver The fixed seat and the claw can be continuously driven to push the remaining material pieces toward the discharge end of the material rack. The continuous feeding device according to claim 6, wherein the movable claw comprises: a sliding member capable of sliding back and forth relative to the support frame, a fixed seat installed at one end of the sliding member, and a rotatable pivot A claw portion is provided on the fixed base; a pivot shaft at the pivot of the claw portion is provided with a coil spring, and the second driver connected to the fixed base can drive the fixed base and the claw portion to and from the standby position and In the active position, the claw portion in the standby position is blocked by a side plate of the support frame to maintain the stored state, and the claw portion avoids the moving path of the material piece and does not abut the last one of the material piece. , The claw portion in the action position will not be blocked by the side plate, and the claw portion can be ejected toward the material by the spring force of the coil spring into the aforementioned ejected state. The side of the claw portion has a A protruding part, the fixing base has a blocking part for blocking the protruding part for maintaining the claw part in a fixed position, and the second driver can continuously drive the fixing base and the claw part towards the end of the pushing stroke Move in the direction. The continuous feeding apparatus according to claim 6, wherein the second driver is a pneumatic cylinder. The continuous feeding device according to claim 2, comprising: a reclaimer, a third driver, a brake and a discharge gate; the reclaimer is installed at the discharge end of the rack Is used for taking out the material from the discharge end of the material rack; the third driver can drive the reciprocator to a picking position and a releasing position, and the controller can control the third driver and the reclaiming The coordinated operation device is used to pick up the material at the picking position, and then release the material after moving the material to the release position; the discharge gate is installed at the discharge end of the material rack. The discharge gate is in a closed state to block the material. When the reclaimer moves to the picking position to pick up the material, the controller first controls the discharge gate to become an open state. After the material is taken out from the discharge end of the material rack, the discharge gate returns to the normal closed state; the brake is installed on the slider of the push plate, and the brake is in the normal state. Is in a non-functioning state, the controller can pick up the part and the output The brake is activated when the brake becomes open, and is used to temporarily brake the push plate and the slider to stop on the first track. Take it from the discharge end Later, and after the discharge gate returns to the normal closed state, the controller controls the brake to return to the normal inactive state, where the third driver is a pneumatic cylinder. The continuous feeding device according to claim 9, comprising a resistance element, the resistance element is a bristle protruding toward the direction of the material, the resistance element is arranged on the material rack and is located in the movement of the material Path, the resistance element may contact the material to provide friction and resistance.