CN107867558B

CN107867558B - Feeding device

Info

Publication number: CN107867558B
Application number: CN201610852714.4A
Authority: CN
Inventors: 陶大虎; 周博; 赵玉涛
Original assignee: Shenzhen Xuanshuo Intelligent Manufacturing Technology Co ltd
Current assignee: Shenzhen Xuanshuo Intelligent Manufacturing Technology Co ltd
Priority date: 2016-09-26
Filing date: 2016-09-26
Publication date: 2020-10-30
Anticipated expiration: 2036-09-26
Also published as: CN107867558A

Abstract

The invention relates to a feeding device which comprises a mounting frame, and a driving mechanism, a telescopic mechanism and a material pressing mechanism which are all arranged on the mounting frame, wherein the telescopic mechanism is connected with the driving mechanism and can extend or retract towards a direction close to or far away from the material pressing mechanism under the action of the driving mechanism and bear a current product, and the material pressing mechanism is used for loosening the jacking pressure on the current product when the telescopic mechanism extends out and jacking a next product adjacent to the current product when the telescopic mechanism retracts. The driving mechanism of the feeding device drives the telescopic mechanism to extend out of the feeding mechanism and butt with the feeding track, the feeding mechanism loosens a current product pressed on the feeding track, then the current product is moved to the telescopic mechanism and retracts towards the direction far away from the feeding mechanism along with the telescopic mechanism, and meanwhile, the feeding mechanism jacks a next product adjacent to the current product, so that the product is sequentially conveyed to the feeding suction nozzle, the feeding of the product is realized, and the conveying process is stable and reliable.

Description

Feeding device

Technical Field

The invention relates to the technical field of braiders, in particular to a feeding device.

Background

The braider can be divided into semi-automatic and full-automatic two main categories, along with the continuous upgrading refinement and high integration of electronic products, electronic component also changes the installation space that the circuit board was saved to the SMD from the plug-in components formula in the past, and the function of extension product is a large-scale revolution of electron trade. The braider can pack SMD component between carrier band and cover area through heat-seal or cold seal, and its braid is fast, has test function, disposes corresponding tester, and the braider can carry out quick test to the volumetric capacity value, the resistance of chip to make to sort to its yields, defective products.

The vibration dish feeder that present diode braider used directly shakes the feed through the vibration dish, and the diode product on the vibration dish is vibrations at the feeding in-process, so can lead to the material loading suction nozzle to appear falling the material phenomenon getting the material in-process, directly influences the stability of whole equipment like this.

Disclosure of Invention

Based on this, it is necessary to provide a feeding device with stable and reliable feeding.

The utility model provides a feeding device, includes the mounting bracket and all locates actuating mechanism, telescopic machanism and swager on the mounting bracket, telescopic machanism with actuating mechanism connects, and can be in actuating mechanism stretches out or retracts to the direction that is close to or keeps away from swager under the effect to accept current product, swager is used for when telescopic machanism stretches out unclamp the roof pressure of current product and still be in when telescopic machanism retracts roof pressure with the next product that current product is adjacent.

The feeding device is an independent mechanism newly added to the diode braider and serves as a matched device of a vibrating disc feeder of the diode braider, feeding action is carried out on subsequent stations of the device, the driving mechanism drives the telescopic mechanism to extend out in the direction close to the material pressing mechanism and is in butt joint with the feeding track, the material pressing mechanism loosens a current product on the compressed feeding track, then the current product is moved to the telescopic mechanism and starts to retract in the direction far away from the material pressing mechanism along with the telescopic mechanism, meanwhile, the material pressing mechanism supports against a next product adjacent to the current product, the current product and the next product are separated in this way, the products are sequentially conveyed to the feeding suction nozzle, feeding of the products is achieved, the conveying process is stable and reliable, and the feeding suction nozzle can conveniently take materials.

In one embodiment, the driving mechanism includes a driving member and an eccentric member, the telescopic mechanism includes a telescopic member and a first rail disposed on the mounting base, the eccentric member is disposed between the driving member and the telescopic member, the telescopic member is disposed on the first rail, and the driving member drives the eccentric member to rotate, so as to drive the telescopic member to perform telescopic motion along the first rail.

In one embodiment, the swaging mechanism includes a fixed plate, a rotary seat, a pushing member and a claw, the fixed plate is disposed on the mounting frame, the rotary seat is rotatably disposed on the fixed plate, the claw is disposed on the rotary seat, one end of the pushing member is connected to the telescoping mechanism, and the other end of the pushing member contacts with the rotary seat and drives the rotary seat to swing around a connection point between the rotary seat and the fixed plate as a fulcrum when the telescoping mechanism extends or retracts, so as to drive the claw to loosen the current product or press the subsequent product.

In one embodiment, the rotating base comprises a first end close to the telescopic mechanism and a second rail arranged at the first end, the second rail comprises a material limiting section and a material feeding section which are connected with each other, the material limiting section is horizontally arranged close to the telescopic mechanism, the material feeding section is downwards inclined away from the material limiting section in the direction of the material pressing mechanism pointing to the telescopic mechanism, and the pushing member is driven by the telescopic mechanism to move back and forth between the material limiting section and the material feeding end.

In one embodiment, the pressing mechanism further comprises a guide plate, the guide plate is arranged on the fixed plate and provided with a certain gap with the rotating seat, a third rail is arranged on the guide plate in the vertical direction, the clamping jaw is in contact with the third rail, and the clamping jaw is close to or far away from the telescopic mechanism in the vertical direction along the third rail when the rotating seat swings.

In one embodiment, the pressing mechanism further includes an elastic member, the rotating base further includes a second end opposite to the first end, and the elastic member is disposed between the second end of the rotating base and the fixing plate or the guide plate.

In one embodiment, the telescopic mechanism further comprises a positioning seat and a baffle plate which are arranged on the telescopic piece, the baffle plate and the positioning seat are connected at a certain included angle to form an accommodating space for accommodating the current product, and the accommodating space comprises an opening facing the pressing mechanism.

In one embodiment, the telescopic mechanism further comprises a vacuum suction nozzle arranged on the telescopic member, and the positioning seat is provided with an air hole communicated with the vacuum suction nozzle.

In one embodiment, the automatic feeding device further comprises a controller and a detector, wherein the detector is used for detecting whether the current product exists on the telescopic mechanism, and the controller is used for controlling the telescopic mechanism to move towards the direction far away from the pressing mechanism when the current product exists on the telescopic mechanism.

In one embodiment, the device further comprises a sensing assembly, the sensing assembly comprises a sensing piece arranged on the telescopic mechanism and a sensor arranged on the mounting frame, and in the process that the telescopic mechanism is far away from the pressing mechanism, the controller is further used for controlling the driving mechanism to stop moving when the sensor senses the sensing piece.

Drawings

FIG. 1 is a schematic structural diagram of a feeding device according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of the feeding device shown in FIG. 1 and a feeding track of a vibration disc matched with the feeding device;

FIG. 3 is a schematic structural view of the feeding device shown in FIG. 1 from another view angle;

fig. 4 is a partially enlarged schematic view of the feeding device shown in fig. 1.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, a feeding device 100 according to an embodiment of the present invention includes a mounting frame 10, and a driving mechanism 30, a telescopic mechanism 50, and a pressing mechanism 70 all disposed on the mounting frame 10, wherein the telescopic mechanism 50 is connected to the driving mechanism 30, and can extend or retract toward or away from the pressing mechanism 70 under the driving of the driving mechanism 30, and receive a current product, and the pressing mechanism 70 is configured to release the pressing force on the current product when the telescopic mechanism 50 extends, and further press a next product adjacent to the current product when the telescopic mechanism 50 retracts.

Referring to fig. 2, the feeding device 100 is used in cooperation with a feeding rail 200 of a vibrating tray to realize a feeding process of diode products, the feeding mechanism 100 can be abutted to the feeding rail 200, and the products on the feeding rail 200 can be blown onto the feeding mechanism 100 by air outlets formed on the feeding rail 200.

The feeding device 100 is an independent mechanism newly added to the diode braider, and serves as a matched device of a vibrating tray feeder of the diode braider, so that feeding action is performed on subsequent stations of the device, the driving mechanism 30 drives the telescopic mechanism 50 to extend towards the direction close to the material pressing mechanism 70 and butt with the feeding track 200, the material pressing mechanism 70 loosens a current product on the compressed feeding track 200, then the current product is moved to the telescopic mechanism 50 and retracts towards the direction far away from the material pressing mechanism 70 along with the telescopic mechanism 50, meanwhile, the material pressing mechanism 70 presses a next product adjacent to the current product, the current product is separated from the next product, the products are sequentially conveyed to the feeding suction nozzle, feeding of the products is achieved, the conveying process is stable and reliable, and the feeding suction nozzle can conveniently take materials.

In this embodiment, the driving mechanism 30 includes a driving member 32 and an eccentric member 34, the telescopic mechanism 50 includes a telescopic member 52 and a first rail 54 disposed on the mounting base 10, the eccentric member 34 is disposed between the driving member 32 and the telescopic member 52, the telescopic member 52 is disposed on the first rail 54, the driving member 32 drives the eccentric member 34 to rotate, and further drives the telescopic member 52 to perform telescopic movement along the first rail 54. It is understood that in other embodiments, the driving mechanism 30 may be a cylinder or the like, and the cylinder drives the telescopic member 52 to perform telescopic movement, which is not limited herein.

Specifically, the mounting frame 10 includes a base 12, an adjusting seat 13 and a driving member seat 14, the adjusting seat 13 is movably disposed relative to the base 12, the driving member seat 14 is disposed on a top end of the adjusting seat 13, the driving member 32 is disposed on a bottom surface of the driving member seat 14, the eccentric member 34 is connected to an output end of the driving member 32 and disposed on a top surface of the driving member seat 14, and the first rail 54 and the telescopic member 52 are correspondingly disposed on the driving member seat 14.

Further, referring to fig. 1 and 3, the eccentric member 34 includes a rotating shaft 341 and an eccentric portion 343, one end of the rotating shaft 341 is connected to the output end of the driving member 32, the other end is provided with the eccentric portion 343 at a position deviated from the center thereof, and the eccentric portion 343 is connected to the telescopic member 52; the extensible member 52 comprises a connecting portion 521 and an extensible member body 523, which are connected with each other, a U-shaped groove is formed in the connecting portion 521, the connecting portion 521 is sleeved outside the eccentric portion 343 through the U-shaped groove, and the eccentric portion 343 drives the connecting portion 521 and the extensible member body 523 to do telescopic motion along the first track 54 when rotating.

Referring to fig. 4, the telescoping mechanism 50 further includes a positioning seat 56 and a baffle plate 58 disposed on the telescoping member 52, the baffle plate 58 is connected to the positioning seat 56 at a certain included angle to form an accommodating space for accommodating the current product, the accommodating space includes an opening facing the pressing mechanism 70, when the telescoping member 52 moves close to the driving mechanism 10 to abut against the feeding track 200, the positioning block 56 contacts the feeding track 200, and then the product on the feeding track 200 is blown into an accommodating cavity with the opening facing the pressing mechanism 70 and is blocked by the baffle plate 58. Preferably, the included angle between the positioning seat 56 and the baffle plate 58 is 90 degrees.

Furthermore, the telescopic mechanism 50 further comprises a vacuum suction nozzle 59 arranged on the telescopic member 52, the positioning seat 56 is provided with an air hole communicated with the vacuum suction nozzle 59, and a vacuum air path is communicated to the accommodating space for placing the product at the positioning block 56 through the vacuum suction nozzle 59, so that the product can be more stably fixed on the telescopic member 50.

In this embodiment, referring to fig. 1 again, the pressing mechanism 70 includes a fixed plate 72, a rotating base 74, a pushing member 76 and a claw 77, the fixed plate 72 is disposed on the mounting frame 10, the rotating base 74 is rotatably disposed on the fixed plate 72, the claw 77 is disposed on the rotating base 74, one end of the pushing member 76 is connected to the telescoping mechanism 50, and the other end of the pushing member 76 contacts the rotating base 74, and drives the rotating base 74 to swing with a connection point of the fixed plate 72 as a fulcrum when the telescoping mechanism 50 extends or retracts, so as to drive the claw 77 to release the pressed current product or press the next product. The pushing member 76 arranged on the telescoping mechanism 50 is driven by the telescoping mechanism 50 to extend or retract, the rotating seat 74 is pushed to swing around a connecting point of the rotating seat 74 and the fixed plate 72 as a fulcrum, and the clamping jaws 77 arranged on the rotating seat 74 swing along with the rotating seat 74, so that the current product can be jacked, the jacking on the current product can also be released, and the next product adjacent to the current product can be jacked continuously, thereby realizing single ordered feeding of the products. Specifically, the rotary holder 74 and the fixed plate 72 are rotatably connected by a rotary shaft 721.

Further, the swivel 74 includes a first end 741 close to the telescoping mechanism 50 and a second rail 743 arranged on the first end 741, the second rail 743 includes a material limiting section 7432 and a material feeding section 7434 connected to each other, the material limiting section 7432 is horizontally arranged close to the telescoping mechanism 50, the material feeding section 7434 is arranged in a downward inclination away from the material limiting section 7432 in a direction in which the material pressing mechanism 70 points to the telescoping mechanism 50, and the pushing member 76 is driven by the telescoping mechanism 50 to move back and forth between the material limiting section 7432 and the material feeding section 7434. When the telescopic mechanism 50 extends out in a direction close to the material pressing mechanism 70, the pushing piece 76 is driven by the telescopic mechanism 50 to move from the material limiting section 7432 of the second rail 743 to the material feeding section 7434, meanwhile, the first end 741 of the rotating seat 74 rotates in a direction far away from the telescopic mechanism 50, and the clamping jaws 77 release the jacking on the current product; when the telescoping mechanism 50 retracts in the direction away from the pressing mechanism 70, the pushing member 76 is driven by the telescoping mechanism 50 to move from the feeding section 7434 to the material limiting section 7432, and simultaneously the first end 741 of the rotating seat 74 rotates in the direction close to the telescoping mechanism 50, and the claw 77 presses the next product adjacent to the current product. In this way, the feeding device 100 drives the telescopic mechanism 50 to perform telescopic motion through the driving mechanism 30, the telescopic mechanism 50 drives the pressing mechanism 70 to swing, and the sequential control of the telescopic mechanism 50 and the pressing mechanism 70 is realized through the second rail 743 arranged on the rotating seat 74.

It is understood that, in other embodiments, the telescoping mechanism 50 and the pressing mechanism 70 may also be separately provided, and are driven by two power sources, respectively, and the timing control is realized by controlling the two power sources, which is not limited herein.

Preferably, the pushing element 76 is a CF bearing, and the telescopic element body 523 is provided with a bearing seat for mounting the CF bearing, so that the pushing element 76 can flexibly slide on the second rail 743 and is not easily worn.

Further, the swaging mechanism 70 further includes a guide plate 78, the guide plate 78 is disposed on the fixed plate 72 and is provided with a certain gap with the rotating seat 74, the guide plate 78 is provided with a third rail 781 along the vertical direction, the claw 77 contacts with the third rail 781, and is driven by the rotating seat 74 to be close to or away from the telescoping mechanism 50 along the third rail 781 in the vertical direction. The claw 77 reciprocates in the vertical direction under the restriction of the third track 772, so that the claw does not generate any force other than the vertical pressing force on the product when pressing and releasing the product, and the claw is prevented from moving the product during the movement.

Further, the material pressing mechanism 70 further includes an elastic member 79, the rotating base 74 further includes a second end 745 disposed opposite to the first end 741, the elastic member 74 is disposed between the second end 745 of the rotating base 74 and the fixing plate 72 or the guide plate 77, and the elastic member 79 provides a buffering force for the rotation of the first end 741 of the rotating base 74, so that the rotation of the first end 741 is more gradual and stable. When the first end 741 of the rotary seat 74 rotates in a direction away from the telescopic mechanism 50, the second end 745 rotates in a direction away from the fixing plate 72, the elastic member 79 is stretched, and the rotation of the first end 741 is buffered to a certain extent, so that the second rail 743 of the rotary seat 74 is more reliably contacted with the pushing member 76, and the pushing member 76 can apply force conveniently; when the first end 741 of the rotary seat 74 rotates in a direction approaching the telescoping mechanism 50 and the second end 745 rotates in a direction approaching the fixed plate 72, the elastic member 79 recovers elastic deformation to release the potential energy stored during stretching, and the second rail 741 of the rotary seat 74 presses the pushing member 76, so that the first end 741 of the rotary seat 74 moves closer to the telescoping mechanism 50 more stably and reliably.

In this embodiment, the feeding device 100 further includes a controller (not shown) and a detector 90, the detector 90 is configured to detect whether there is a current product on the telescoping mechanism 50, the controller is configured to control the telescoping mechanism 50 to move in a direction away from the pressing mechanism 70 when there is a current product on the telescoping mechanism 50, the feeding device 100 is automatically controlled by the controller and the detector 90, and after the current product reaches the telescoping mechanism 50, the driving mechanism 10 moves in a direction opposite to the original moving direction under the control of the controller.

Further, material feeding unit 100 still includes response subassembly 92, response subassembly 92 is including locating response piece 921 on telescopic machanism 50 and locating the inductor 923 of mounting bracket 10, telescopic machanism 50 keeps away from the in-process of swager mechanism 70, the controller is still used for controlling actuating mechanism 10 stop motion when inductor 923 senses response piece 921, and then telescopic machanism 50 also stop motion, the material loading suction nozzle on the graduated disk can absorb static product, prevent the condition of falling the material, the rate of accuracy of material loading has been improved.

Further, after the driving mechanism 10 stops moving, the controller is further configured to control the driving mechanism 10 to start moving after the current product leaves the telescoping mechanism 50, and simultaneously drive the telescoping mechanism 50 to extend toward the pressing mechanism 70, so that after the current product is sucked away by the feeding nozzle, the feeding device 100 starts to work in the next cycle, and the automatic cycle operation of the feeding device 100 is realized.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A feeding device is characterized by comprising a mounting frame, and a driving mechanism, a telescopic mechanism and a material pressing mechanism which are all arranged on the mounting frame, wherein the telescopic mechanism is connected with the driving mechanism;

the telescopic mechanism extends or retracts towards the direction close to or far away from the material pressing mechanism under the action of the driving mechanism and bears the current product;

the pressing mechanism is driven by the telescopic mechanism moving towards the pressing mechanism to release the jacking pressure on the current product, and is driven by the telescopic mechanism moving towards the pressing mechanism to jack the next product adjacent to the current product;

the material pressing mechanism comprises a fixed plate, a rotating seat, a pushing piece and a clamping jaw, the fixed plate, the rotating seat, the pushing piece and the clamping jaw are arranged on the mounting frame, the rotating seat is rotatably arranged on the fixed plate, the clamping jaw is arranged on the rotating seat, one end of the pushing piece is connected with the telescopic mechanism, the other end of the pushing piece is in contact with the rotating seat, and the rotating seat is driven to swing around a connecting point of the rotating seat and the fixed plate as a fulcrum when the telescopic mechanism extends out or retracts, so that the clamping jaw is driven to loosen the current product or press the latter product.

2. The feeding device as claimed in claim 1, wherein the driving mechanism includes a driving member and an eccentric member, the telescopic mechanism includes a telescopic member and a first track disposed on the mounting frame, the eccentric member is disposed between the driving member and the telescopic member, the telescopic member is disposed on the first track, the driving member drives the eccentric member to rotate, and the telescopic member is driven to move telescopically along the first track.

3. The feed device of claim 1, wherein the pusher is a CF bearing.

4. The feeding device as claimed in claim 1, wherein the rotating base includes a first end close to the telescoping mechanism and a second rail disposed at the first end, the second rail includes a material limiting section and a material feeding section connected to each other, the material limiting section is horizontally disposed close to the telescoping mechanism, the material feeding section is downwardly inclined away from the material limiting section in a direction in which the material pressing mechanism points to the telescoping mechanism, and the pushing member is driven by the telescoping mechanism to move back and forth between the material limiting section and the material feeding section.

5. The feeding device as claimed in claim 4, wherein the pressing mechanism further comprises a guide plate, the guide plate is arranged on the fixed plate, a certain gap is formed between the guide plate and the rotating seat, a third rail is arranged on the guide plate in the vertical direction, the claw is in contact with the third rail, and the claw is close to or far away from the telescopic mechanism in the vertical direction along the third rail when the rotating seat swings.

6. The feeding device as set forth in claim 5, wherein the pressing mechanism further comprises an elastic member, the rotating base further comprises a second end opposite to the first end, and the elastic member is disposed between the second end of the rotating base and the fixed plate or the guide plate.

7. The feeding device as claimed in claim 2, wherein the telescopic mechanism further includes a positioning seat and a baffle plate disposed on the telescopic member, the baffle plate and the positioning seat are connected at an included angle to form an accommodating space for accommodating the current product, and the accommodating space includes an opening facing the pressing mechanism.

8. The feeding device as claimed in claim 7, wherein the telescopic mechanism further comprises a vacuum suction nozzle disposed on the telescopic member, and the positioning seat is provided with an air hole communicated with the vacuum suction nozzle.

9. The feeding device as claimed in claim 1, further comprising a controller and a detector, wherein the detector is used for detecting whether the current product is on the telescoping mechanism, and the controller is used for controlling the telescoping mechanism to move in a direction away from the pressing mechanism when the current product is on the telescoping mechanism.

10. The feeding device as claimed in claim 9, further comprising a sensing assembly, wherein the sensing assembly includes a sensing piece disposed on the telescopic mechanism and a sensor disposed on the mounting frame, and the controller is further configured to control the driving mechanism to stop moving when the sensing piece is sensed by the sensor in a process that the telescopic mechanism is far away from the pressing mechanism.