CN212374371U

CN212374371U - Feeding device

Info

Publication number: CN212374371U
Application number: CN202021094681.XU
Authority: CN
Inventors: 腾乐义; 黄远荣
Original assignee: Zhuhai Guanghaojie Technology Co ltd
Current assignee: Zhuhai Guanghaojie Technology Co ltd
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2021-01-19
Anticipated expiration: 2030-06-12

Abstract

The utility model discloses a feeding device, include: a lifting device; the translation device is arranged on one side of the lifting device and can convey the material tray forwards or backwards; the pushing device is arranged on one side of the lifting device and used for pushing the material tray in the material cage onto the translation device; the lifting device can lift the material cage relative to the translation device; use the utility model discloses a material feeding unit can effectively accelerate the removal speed of charging tray when using the continuous feeding of material cage, improves automatic feed efficiency, reduces the charging tray simultaneously and damages.

Description

Feeding device

Technical Field

The utility model relates to a production line automatic feed field, in particular to material feeding unit.

Background

Among the existing production line automatic feed joint, to the feed in surface mounting field, generally place the material on the charging tray, then carry the assigned position with the charging tray, supply feed arrangement feeding, in the feeding link in the past, after the material on the charging tray was all supplied, need the manual work to change the charging tray, had severely restricted feeding efficiency.

Therefore, the prior art provides an automatic feeding method, a plurality of material trays are placed in a material cage, the material trays are taken out from the side surface of the material cage through a gripper and then are moved to an appointed position for feeding, the moving speed of the gripper when the material trays move is slow due to limited clamping force of the gripper, and when the self weight of the material trays is large, even the situation that the material trays cannot be taken out due to insufficient clamping force of the gripper possibly occurs; the gripping force of the gripping device is increased, so that the gripping device has high requirements on the gripping device, and the problem that a material tray is easy to deform in the gripping process of the material tray with small thickness is solved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a material feeding unit can effectively accelerate the removal speed of charging tray when using the continuous feeding of material cage, improves automatic feed efficiency, reduces the charging tray simultaneously and damages.

The utility model discloses a feeding device, include: a lifting device; the translation device is arranged on one side of the lifting device and can convey the material tray forwards or backwards; the pushing device is arranged on one side of the lifting device and used for pushing the material tray in the material cage onto the translation device; the lifting device can enable the material cage to lift relative to the translation device.

Further, the lifting device includes: the lifting bracket is connected with the translation device and the pushing device; the sliding block is arranged on the lifting bracket and is connected with the material cage; the chain is arranged on the lifting bracket and connected with the sliding block; the chain wheel is rotationally arranged on the lifting bracket and meshed with the chain; and the lifting driving device is in driving connection with the chain wheel.

Further, be provided with a plurality of sprockets on the lifting support, the crooked setting of chain is provided with two at least sliders of being connected with the material cage on the chain, and the chain is constructed to drive a plurality of sliders and drives the material cage lift simultaneously.

Further, the inside inner chamber that is used for holding the material cage lift that has of lifting support, the lifting support left and right sides all is provided with slider, chain and sprocket, and the slider stretches into the inner chamber and is connected with the material cage.

Further, be provided with first position sensor on the lifting support, first position sensor is used for responding to the vertical position of material cage.

Further, the elevation driving device includes: the driving bracket is arranged on the lifting bracket; the lifting motor is arranged on the driving bracket; the driving bevel gear is in driving connection with the lifting motor; a driven bevel gear engaged with the drive bevel gear; the driven bevel gear is in driving connection with at least one chain wheel.

Further, the pushing means comprises: the pushing bracket is arranged on one side of the lifting device; the pushing cylinder is arranged on the pushing support; the push rod is in driving connection with the pushing cylinder and can stretch into the material cage under the driving of the pushing cylinder and push the material tray to the translation device.

Furthermore, the pushing device also comprises a connecting rod, two ends of the connecting rod are respectively hinged with the middle part of the push rod and the pushing support, and one end of the push rod is hinged with a piston rod of the pushing cylinder.

Further, the translation device is including setting up the translation support in elevating gear one side, and the translation support left and right sides all is provided with the transport area that extends around, is provided with between two transport areas with translation support sliding connection's ejector pad, the ejector pad can push the charging tray back in the middle of the material cage.

When the feeding device is used, the lifting device can drive the material cage to lift, so that the position of a material tray in the material cage is opposite to that of the pushing device, then the pushing device is controlled to push the material tray, so that the material tray enters the translation device, then the material tray is transported to a specified position through the translation device to be fed, the process that the material tray is taken out from the material cage depends on the thrust of the pushing device, the speed of pushing the material tray out of the material cage can be accelerated by increasing the thrust, and the feeding efficiency is accelerated; meanwhile, the phenomenon that the material plate is stressed too much in the thickness direction can be effectively avoided by pushing the material plate to feed, and damage to the material plate is reduced.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is an axial view of a feeding device according to an embodiment of the present invention;

fig. 2 is an isometric view of a lifting device according to an embodiment of the present invention;

fig. 3 is a side view of a lifting device according to an embodiment of the present invention;

fig. 4 is an isometric view of a lift drive according to an embodiment of the present invention;

fig. 5 is an isometric view of a pushing device according to an embodiment of the present invention;

fig. 6 is an isometric view of a translation device according to an embodiment of the present invention;

fig. 7 is an isometric view of another perspective of a translation device in accordance with an embodiment of the present invention;

the above figures contain the following reference numerals.

Reference numerals	Name (R)	Reference numerals	Name (R)
				100	Lifting device	230	Push rod
110	Lifting driving device	240	Connecting rod
				111	Driving support	300	Translation device
112	Lifting motor	310	Translation support
				113	Driving bevel gear	320	Translation motor
114	Driven bevel gear	330	Driving synchronous belt wheel
				120	Lifting support	340	Driven synchronous pulley
130	Chain	350	Conveying belt
				140	Chain wheel	360	Second position sensor
150	Sliding block	370	Conveying belt wheel
				160	First position sensor	380	Push block
200	Pushing device	390	Recovery cylinder
				210	Pushing support	400	Material cage
220	Pushing cylinder

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1, a feeding device, comprising: a lifting device 100; the translation device 300 is arranged on one side of the lifting device 100 and can convey the material tray forwards or backwards; the pushing device 170 is arranged on one side of the lifting device 100 and used for pushing the material tray in the material cage 400 to the translation device 300; the lifting device 100 is capable of lifting the cage 400 with respect to the translation device 300.

By applying the feeding device of the embodiment, when the feeding device is used, the lifting device 100 can drive the material cage 400 to lift, so that the position of a material tray in the material cage 400 is opposite to the position of the pushing device 170, then the pushing device 170 is controlled to push the material tray, so that the material tray enters the translation device 300, then the material tray is transported to a specified position by the translation device 300 to be fed, the pushing force of the pushing device 170 is relied on in the process of taking out the material tray from the material cage 400, the speed of pushing the material tray out of the material cage 400 can be increased by increasing the pushing force, and the feeding efficiency is increased; meanwhile, the phenomenon that the material plate is stressed too much in the thickness direction can be effectively avoided by pushing the material plate to feed, and damage to the material plate is reduced.

It should be noted that the raising and lowering of the cage 400 with respect to the translation device 300 may include either the raising and lowering of the cage 400 with respect to the translation device 300 using the raising and lowering device 100 or the raising and lowering of the translation device 300 with respect to the cage 400 using the raising and lowering device 100.

The lifting device 100 can drive the material cage 400 to lift in various ways, for example, a motor and a winch are arranged above the material cage 400, the winch and the material cage 400 are connected through a cable, and when the motor rotates, the winch can drive the material cage 400 to lift; or a lifting fork frame may be disposed below the material cage 400, and the fork frame is driven by a motor or a cylinder or other motive power members, so that the material cage 400 can be lifted and lowered relative to the pushing device 170.

Alternatively, the pushing device 170 can push the tray in a variety of ways so that the tray can enter the translation device 300; for example, the tray is pushed to the translation device 300 by a push rod 230 or a cam provided at one side of the lifting device 100, and the push rod 230 or the cam is driven by a cylinder or a motor; or the material tray in the material cage 400 can be pushed by high-pressure gas through a gas injection device arranged on one side of the lifting device 100, so that the material tray enters the translation device 300.

It is understood that the translating device 300 can also translate the tray in various ways, such as conveying the tray by a conveyor belt or a conveying roller, or driving the slider 150 by a motor or an air cylinder, and driving the tray to move by the slider 150; it should be noted that the term "translation" herein refers to a movement in a horizontal direction, and the term "horizontal plane" in this embodiment refers to a plane in which the front-back direction and the left-right direction are shown in fig. 1.

As shown in fig. 2 and 3, the lifting device 100 includes: the lifting bracket 120 is connected with the translation device 300 and the pushing device 170; the sliding block 150 is arranged on the lifting bracket 120 and is connected with the material cage 400; a chain 130 disposed on the lifting bracket 120 and connected to the slider 150; a sprocket 140 rotatably provided on the lifting bracket 120 and engaged with the chain 130; the lifting driving device 110 is in driving connection with the chain wheel 140.

For the mode that sets up elevating system below or above material cage 400, adopt above-mentioned mode can fully guarantee that the lift unit is located material cage 400 both sides, fully guarantee the up-and-down motion space of material cage 400, adopt chain 130 to drive material cage 400 to go up and down simultaneously, can be far away apart from material cage 400 with lift drive arrangement 110 through the mode of extension chain 130, further increase the activity space of material cage 400.

It is understood that the lifting driving device 110 can be drivingly connected to the chain wheel 140 in various ways, such as by providing a motor or a rotary cylinder drivingly connected to the chain wheel 140.

As shown in fig. 3, in order to prevent the material cage 400 from being easily driven to deviate from the track to lift when the single sliding block 150 drives the material cage 400, and causing the material cage 400 to be stuck with the lifting support 120, the lifting support 120 is provided with a plurality of chain wheels 140, the chain 130 is arranged in a bent manner, the chain 130 is provided with at least two sliding blocks 150 connected with the material cage 400, and the chain 130 is configured to drive the plurality of sliding blocks 150 to simultaneously drive the material cage 400 to lift; as shown in fig. 3, the chain 130 is disposed at the side of the lifting bracket 120 and is supported by the plurality of sprockets 140 to be bent, at least two chain links can be lifted and lowered simultaneously during the movement of the chain 130, and at this time, a plurality of sliders 150 are disposed on the simultaneously lifted and lowered connections and drive the material cage 400 to lift and lower simultaneously through the plurality of sliders 150, so as to prevent the material cage 400 from tipping forwards or backwards during the lifting and lowering.

Further, in order to prevent the material cage 400 from turning to the left or right during the lifting process, an inner cavity for accommodating the material cage 400 to lift is formed inside the lifting support 120, the left side and the right side of the lifting support 120 are respectively provided with the sliding block 150, the chain 130 and the chain wheel 140, the sliding block 150 extends into the inner cavity and is connected with the material cage 400, and at the moment, the sliding blocks 150 are respectively supported by the left side and the right side of the material cage 400 during the lifting process, so that the material cage 400 is effectively prevented from turning to the left or the right; when the left side and the right side of the lifting support 120 are both provided with the chains 130, and each chain 130 is provided with two sliding blocks 150, the material cage 400 is supported by at least four sliding blocks 150 on the horizontal plane, so that the material cage 400 can be further effectively prevented from side turning.

As shown in fig. 3, the lifting bracket 120 is provided with a first position sensor 160, and the first position sensor 160 is used for sensing the vertical position of the material cage 400; when having placed a plurality of charging trays that hold different materials in material cage 400, can detect the position of material cage 400 through first position inductor, release different charging trays as required, after the material in the charging tray used up, can also control material cage 400 and go up and down for the vacancy in material cage 400 aims at translation device 300, then controls translation device 300 and will empty the charging tray and send back in material cage 400, realizes the automation that the charging tray was retrieved.

The first sensor may detect the position of the material cage 400 through various methods such as a mechanical encoder, a photoelectric switch, or a displacement sensor.

As shown in fig. 4, in order to reduce the thickness of the elevation driving unit 110 in the left and right directions, and facilitate the installation of the power member, the elevation driving unit 110 includes: a driving bracket 111 provided on the elevating bracket 120; a lifting motor 112 provided on the driving bracket 111; the driving bevel gear 113 is in driving connection with the lifting motor 112; a driven bevel gear 114 engaged with the drive bevel gear 113; the driven bevel gear 114 is in driving connection with at least one sprocket 140.

Wherein, the use of the driving bevel gear 113 and the driven bevel gear 114 can make the motor arrange along the fore-and-aft direction, effectively reduce the difficulty that the motor was placed, as shown in fig. 4, when the lifting support 120 left and right sides all was provided with chain 130 and sprocket 140, can be connected two sprockets 140 of the left and right sides with a driven bevel gear 114 simultaneously for single motor can drive the chain 130 of the lifting support 120 left and right sides, effectively guaranteed the synchronism of the motion of the lifting support 120 left and right sides chain 130, prevent that the cage 400 from turning on one's side.

As shown in fig. 5, the pushing device 170 includes: a push bracket 210 provided at one side of the lifting device 100; a push cylinder 220 disposed on the push bracket 210; the push rod 230 is in driving connection with the push cylinder 220 and can extend into the material cage 400 and push the material tray onto the translation device 300 under the driving of the push cylinder 220; the cylinder can directly drive the push rod 230 to extend forwards to push the tray to the translation device 300, and can also drive the push rod 230 to rotate, so that one end of the push rod 230 extends into the material cage 400 to push the tray.

Further, in order to shorten the size of the pushing device 170, the pushing device 170 further includes a connecting rod 240, two ends of the connecting rod 240 are respectively hinged to the middle of the push rod 230 and the pushing bracket 210, and one end of the push rod 230 is hinged to a piston rod of the pushing cylinder; at this time, the push rod 230 and the connecting rod 240 together form a scissor-foot structure; when the cylinder drives one end of the push rod 230 to move to the right, the other end of the push rod 230 rotates to move forward, abuts against the material tray and pushes out the material tray, and when one end of the push rod 230 moves to the left, the other end of the push rod 230 rotates to move backward, and retracts into the pushing support 210.

It should be noted that the pushing device 170 does not necessarily push the tray out of the material cage 400, but only pushes the tray out partially, so that the translation device 300 can drive the tray to translate.

As shown in fig. 6 and 7, the translation device 300 includes a translation bracket 310 disposed on one side of the lifting device 100, the left and right sides of the translation bracket 310 are both provided with transport belts extending back and forth, a push block 380 slidably connected to the translation bracket 310 is disposed between the two transport belts, and the push block 380 can push the material tray back into the material cage 400; when the flat pushing device pushes the material tray to the conveying belt, the conveying belt can drive the material tray to move forwards, and stops when the material tray moves to a specified position, and when the material tray runs out of materials, the conveying belt can be controlled to rotate reversely, so that the material tray is sent back to the material cage 400.

As shown in fig. 6 and 7, a translation motor 320 is disposed below the translation support 310, the translation motor 320 is connected with a driving synchronous pulley 330 in a driving manner, the driving synchronous pulley 330 is connected with a driven synchronous pulley 340 through a synchronous belt, and the left and right ends of the driven synchronous pulley 340 are both connected with conveying pulleys 370 for driving the conveying belts 350 on the left and right sides at the same time; in order to prevent the conveyor belts 350 from being unable to completely feed the empty tray back to the material returning cage 400, a pushing block 380 connected with the translation bracket 310 in a sliding manner can be arranged between the two conveyor belts 350, the empty tray is pushed back to the material returning cage 400 through the pushing block 380, and the pushing block 380 can slide back and forth under the driving of a recovering air cylinder 390 arranged on the translation bracket 310.

In particular, in order to accurately transport the tray to a designated position, a second position sensor 360 may be provided at the designated position at the front end of the conveyor, and when the tray is detected by the second position sensor 360, the conveyor 350 may be controlled to stop rotating, and the second position sensor 360 may detect the position of the tray by various means, similar to the first position sensor 160.

In a second aspect of this embodiment, a feeding method for feeding by using the feeding device is provided, which includes the following steps: controlling the lifting device 100 to drive the material cage 400 to lift, so that the position of a material tray in the material cage 400 is opposite to the position of the pushing device 170; controlling the pushing device 170 to push the tray onto the translation device 300; controlling the translation device 300 to convey the material tray forwards or backwards so that the feeding device can grab the material on the material tray; after all the materials on the material tray are grabbed, controlling the lifting device 100 to drive the material cage 400 to lift, enabling the vacant position on the material cage 400 to be opposite to the position of the translation device 300, and then controlling the translation device 300 to transport the material tray to the vacant position.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A feeding device, comprising:

a lifting device (100);

the translation device (300) is arranged on one side of the lifting device (100) and can convey the material tray forwards or backwards;

the pushing device (170) is arranged on one side of the lifting device (100) and is used for pushing the material tray in the material cage (400) onto the translation device (300);

the lifting device (100) can lift the material cage (400) relative to the translation device (300).

2. The feeding device according to claim 1, characterized in that said lifting device (100) comprises:

-a lifting bracket (120) connecting said translation means (300) and said pushing means (170);

the sliding block (150) is arranged on the lifting bracket (120) and is connected with the material cage (400);

the chain (130) is arranged on the lifting bracket (120) and is connected with the sliding block (150);

a chain wheel (140) rotatably disposed on the lifting bracket (120) and engaged with the chain (130);

and the lifting driving device (110) is in driving connection with the chain wheel (140).

3. The feeding device as claimed in claim 2, wherein a plurality of chain wheels (140) are arranged on the lifting support (120), the chain (130) is arranged in a curved manner, at least two sliding blocks (150) connected with the material cage (400) are arranged on the chain (130), and the chain (130) is configured to drive the plurality of sliding blocks (150) to simultaneously drive the material cage (400) to lift.

4. The feeding device as claimed in claim 2 or 3, wherein an inner cavity for accommodating the material cage (400) to ascend and descend is formed inside the lifting support (120), the sliding block (150), the chain (130) and the chain wheel (140) are arranged on the left side and the right side of the lifting support (120), and the sliding block (150) extends into the inner cavity and is connected with the material cage (400).

5. The feeding device according to claim 2 or 3, wherein a first position sensor (160) is arranged on the lifting bracket (120), and the first position sensor (160) is used for sensing the vertical position of the material cage (400).

6. The feeding device according to claim 2, characterized in that the lifting drive (110) comprises:

a driving bracket (111) provided on the lifting bracket (120);

a lifting motor (112) arranged on the driving bracket (111);

the driving bevel gear (113) is in driving connection with the lifting motor (112);

a driven bevel gear (114) engaged with the drive bevel gear (113);

the driven bevel gear (114) is in driving connection with at least one of the chain wheels (140).

7. The feeding device according to claim 1, characterised in that said pushing means (170) comprise:

a pushing bracket (210) arranged on one side of the lifting device (100);

a push cylinder (220) disposed on the push bracket (210);

the push rod (230) is in driving connection with the push cylinder (220) and can extend into the material cage (400) under the driving of the push cylinder (220) and push the material tray onto the translation device (300).

8. The feeding device as claimed in claim 7, wherein the pushing device (170) further comprises a connecting rod (240), two ends of the connecting rod (240) are respectively hinged to the middle part of the push rod (230) and the pushing bracket (210), and one end of the push rod (230) is hinged to the piston rod of the pushing cylinder.

9. The feeding device according to claim 1, wherein the translation device (300) comprises a translation bracket (310) arranged on one side of the lifting device (100), the left side and the right side of the translation bracket (310) are respectively provided with a conveying belt extending back and forth, a push block (380) connected with the translation bracket (310) in a sliding manner is arranged between the two conveying belts, and the push block (380) can push the material tray back into the material cage (400).