CN212798641U

CN212798641U - Dustless lifting type feeding and discharging machine

Info

Publication number: CN212798641U
Application number: CN202021537203.1U
Authority: CN
Inventors: 胡争
Original assignee: Suzhou Conber Electronic Equipment Co Ltd
Current assignee: Suzhou Conber Electronic Equipment Co Ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-03-26
Anticipated expiration: 2030-07-29

Abstract

The utility model discloses a dust-free lifting type feeding and discharging machine.A plurality of to-be-transferred pieces are arranged on a material frame, the material frame comprises a lifting mechanism, a first driving mechanism and a conveying mechanism, a horizontal track is arranged on one side of the conveying mechanism, the conveying mechanism comprises a transmission mechanism, an upper fork, an anti-static plate, a middle fork and a lower fork, and the material frame can move downwards until the to-be-transferred pieces fall onto the anti-static plate; a lifting mechanism is arranged below the lower fork, and under the lifting action of the lifting mechanism, the to-be-transferred piece moves upwards to a preset position higher than the horizontal rail along with the conveying mechanism; under the drive of the first driving mechanism, the transmission mechanism drives the middle fork located at the preset position to move towards the direction close to the horizontal rail, and then drives the upper fork, the anti-static plate and the to-be-transferred piece to move to the upper side of the horizontal rail. The utility model discloses a material loading and unloading machine is lifted to dustless, when treating to transfer a business turn over material frame, subtracts the friction of treating to transfer between piece and the material frame, subtracts the static that the friction produced, avoids producing the dust, reaches dustless antistatic effect.

Description

Dustless lifting type feeding and discharging machine

Technical Field

The utility model relates to a line automation equipment system field is produced in SMT or semiconductor package, especially relates to a material loading and unloading machine in dustless lift formula.

Background

Traditional SMT material loading and unloading machine adopts the push rod mode to go up unloading, and the PCB board is when business turn over material frame, and PCB board bottom can rub with the material frame, produces the dust or produces static, and the dust falls and easily causes the later stage short circuit, causes the product yield to descend. When the workpiece to be moved is pushed, the workpiece to be moved or the carrier is too large and too heavy due to single-point stress of the push rod, the inclined clamping plate is easy to incline in the conventional push rod type feeding and discharging process.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that exists among the prior art, the utility model provides a material loading and unloading machine is lifted to dustless formula, when treating transfer business turn over material frame, subtract and treat the friction of transferring between piece and the material frame, avoid producing the dust, reached dustless antistatic effect, technical scheme is as follows:

the utility model provides a dustless lifting type feeding and discharging machine, a plurality of pieces to be transferred are arranged on a material frame, the feeding and discharging machine comprises a lifting mechanism, a first driving mechanism and a conveying mechanism, a horizontal track is arranged on one side of the conveying mechanism, the conveying mechanism comprises a transmission mechanism, an upper fork, an anti-static plate arranged on the upper fork, a middle fork connected with the upper fork and a lower fork connected with the middle fork, and the material frame can move downwards until the pieces to be transferred on the material frame fall onto the anti-static plate; a lifting mechanism is arranged below the lower fork, and under the lifting action of the lifting mechanism, the to-be-transferred piece moves upwards to a preset position higher than the horizontal rail along with the conveying mechanism; under the driving of the first driving mechanism, the transmission mechanism drives the middle fork located at the preset position to move towards the direction close to the horizontal rail, and further drives the upper fork, the anti-static plate and the to-be-transferred piece to move to the position above the horizontal rail.

Furthermore, the lifting mechanism comprises a plurality of telescopic rods and a second driving mechanism for driving the telescopic rods to lift, and the telescopic rods are fixedly arranged on the same horizontal plane.

Further, the transmission mechanism comprises a first transmission mechanism, the first transmission mechanism comprises a gear arranged on the lower fork and a rack fixedly arranged below the middle fork, the rack is arranged along the length direction of the middle fork, and the gear is in transmission fit with the rack.

Furthermore, the transmission mechanism further comprises a second transmission mechanism and a third transmission mechanism, the second transmission mechanism and the third transmission mechanism are arranged at intervals, the second transmission mechanism comprises a first chain wheel arranged on the middle fork and a first chain in transmission fit with the first chain wheel, one end of the first chain is arranged on the upper fork, and the other end of the first chain is arranged on the lower fork; the third transmission mechanism comprises a second chain wheel arranged on the middle fork and a second chain in transmission fit with the second chain wheel, one end of the second chain is arranged on the upper fork, and the other end of the second chain is arranged on the lower fork; the first chain wheel and the second chain wheel are respectively arranged at two ends of the middle fork along the length direction.

Furthermore, the two ends of the middle fork in the width direction are respectively provided with a slot, and the slots are provided with fixing devices for fixing the first chain wheel or the second chain wheel.

Further, the second driving mechanism is a motor or an air cylinder, and the first driving mechanism is a motor.

Furthermore, the inner side walls of the two sides of the lower fork in the length direction are provided with guide grooves, and the two sides of the middle fork in the length direction can move along the corresponding guide grooves respectively.

Furthermore, a plurality of rubber-coated bearings are arranged on the upper side and the lower side of the upper guide groove of the lower fork.

Further, the anti-static plate is detachably disposed on the upper fork.

Further, the horizontal rail comprises two rails which are arranged oppositely, and the distance between the two rails is larger than the distance between two ends of the lower fork along the length direction.

The utility model provides a beneficial effect that technical scheme brought as follows:

a. the utility model discloses a material loading and unloading machine is lifted to dustless formula can improve the business turn over mode of waiting to transfer, when waiting to transfer a business turn over material frame, adopts elevating system to make transport mechanism lift and wait to transfer the piece, subtracts the friction of waiting to transfer between piece and the material frame, has subtracted the static that the friction produced, avoids producing the dust, has reached dustless antistatic effect.

b. Meanwhile, the design can be applied to the feeding and discharging of large or heavy workpieces or carriers to be transferred, and when the workpieces or carriers to be transferred are too large and too heavy, the inclined clamping plate problem can be avoided by using the lifting type feeding and discharging structure.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a perspective view of a conveying mechanism of a dust-free lifting type feeding and discharging machine provided by the embodiment of the invention;

fig. 2 is a perspective view of an upper fork of a dust-free lifting type feeding and discharging machine provided by the embodiment of the utility model under a material frame;

fig. 3 is a perspective view of a to-be-transferred article on an upper fork according to an embodiment of the present invention;

fig. 4 is a perspective view illustrating a to-be-transferred member transferred to a horizontal rail according to an embodiment of the present invention;

fig. 5 is a front view of a dust-free lifting type feeding and discharging machine provided by the embodiment of the invention;

fig. 6 is a top view of a dust-free lift type charging and discharging machine provided by the embodiment of the present invention;

fig. 7 is a side view of a dust-free lift type feeding and discharging machine provided by the embodiment of the present invention.

Wherein the reference numerals include: 1-horizontal track, 2-upper fork, 3-middle fork, 4-lower fork, 5-telescopic rod, 6-to-be-transferred piece, 7-gear, 8-first chain wheel, 9-first chain, 10-fixing device, 11-encapsulated bearing, 12-second chain, 13-material frame, 14-guide groove, 15-workbench and 16-second driving mechanism.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, apparatus, article, or device that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or device.

In an embodiment of the present invention, a dust-free lifting type feeding and discharging machine is provided, one side of the dust-free lifting type feeding and discharging machine is provided with a material frame 13 for placing a plurality of pieces to be transferred, and the pieces to be transferred are plates or carriers with arbitrary shapes, such as PCB boards, which are square structures. The specific structure of the dust-free lifting type feeding and discharging machine is shown in fig. 1 to 4, the dust-free lifting type feeding and discharging machine comprises a lifting mechanism, a first driving mechanism and a conveying mechanism, a horizontal rail 1 is arranged on one side of the conveying mechanism, the conveying mechanism is used for conveying a to-be-conveyed piece to the horizontal rail 1, the conveying mechanism comprises a transmission mechanism, an upper fork 2, an anti-static plate arranged on the upper fork 2, a middle fork 3 connected with the upper fork 2 and a lower fork 4 connected with the middle fork 3, in an initial state, the upper fork and the anti-static plate are arranged below the to-be-conveyed piece 6 on a material frame 13, the material frame 13 moves (descends) downwards, the to-be-conveyed piece 6 falls onto the anti-static plate, the anti-static plate plays a role in static electricity prevention and friction prevention, and when the to-be-conveyed piece 6 falls onto the anti-static plate and moves along with the upper fork and the anti-static plate, friction can be reduced, the to-be-transferred piece is better protected. The surface area of the to-be-transferred member 6 is larger than that of the anti-static plate. The anti-static plate can be detachably arranged on the upper fork 2, if the anti-static plate is glued, the anti-static plate can be conveniently unloaded and replaced when being damaged.

The middle fork 3 slides relative to the lower fork 4, specifically, guide grooves 14 are provided on the inner side walls of the two sides of the lower fork 4 along the length direction, and the two sides of the middle fork 3 along the length direction can respectively move along the corresponding guide grooves 14. The upper side and the lower side of a guide groove 14 on the lower fork 4 are provided with a plurality of rubber-coated bearings 11, and when the middle fork 3 moves along the guide groove 14, the rubber-coated bearings not only have a limiting effect (limit the middle fork to move up and down and left and right), but also have a guiding effect, and can reduce friction. Well fork 3 detachably sets up on fork 4 down, if well fork 3 passes through the fastener with fork 4 two inside walls along length direction's of fork two inside walls along length direction and is connected, if bolt and nut subassembly down.

The upper fork 2 is movable relative to the lower fork 4, and specifically, the upper fork 2 is movable along upper end portions of both sides in a length direction of the lower fork 4.

Horizontal track 1 includes the track of two relative settings, and interval (being the width) between two tracks is greater than down fork 4 is along the interval (being the width) between length direction's both ends, the interval between 4 both ends along length direction of down fork is greater than well fork 3 is along the interval between length direction's both ends, the interval between 4 both ends along length direction of down fork is less than go up fork 2 along the interval between length direction's both ends.

The specific structure of the lifting mechanism is as follows: the lifting mechanism is arranged under the lower fork 4 and comprises a plurality of telescopic rods 5 arranged under the lower fork 4 and a second driving mechanism 16 used for driving the telescopic rods 5 to lift (move up and down) and is of a telescopic structure, and the length of the telescopic rods can be adjusted. The plurality of telescopic rods 5 and the horizontal guide rail can be fixedly arranged on the same horizontal plane, for example, on the workbench 15, and under the driving of the second driving mechanism 16, the conveying mechanism moves upwards to a preset position higher than the horizontal rail along the length direction of the telescopic rods 5 (the preset position means that the upper surface of the upper fork is higher than the upper surface of the horizontal guide rail, that is, the upper surface of the to-be-transferred piece is higher than the upper surface of the horizontal guide rail). The lifting mechanism is adopted to lift the to-be-transferred piece by the transfer mechanism, the friction between the to-be-transferred piece and the material frame 13 is reduced, the static electricity generated by the friction is reduced, the dust is avoided, and the effect of dust-free and static electricity prevention is achieved.

The fork is provided with relative first plate and the second plate that sets up from top to bottom down under, keep the interval between first plate and the second plate, the bottom of telescopic link sets up on the second plate, and the top setting is on the fork down, first plate is passed to the telescopic link, sets up first plate and second plate, can provide overall structure's stability.

The lifting mechanism has various structural forms, and is not limited to a telescopic rod structure as long as the conveying mechanism can ascend or descend.

The second driving mechanism 16 is a motor or an air cylinder, and if the second driving mechanism 16 is the air cylinder, an expansion link of the air cylinder is abutted against the bottom of the lower fork; if the second driving mechanism 16 is a motor, a driving shaft of the motor abuts against the bottom of the lower fork.

Under the driving of the first driving mechanism, the transmission mechanism drives the middle fork 3 located at the preset position to move towards the direction close to the horizontal rail 1, so as to drive the upper fork 2, the anti-static plate and the to-be-transferred piece 6 to move to the upper part of the horizontal rail 1, and then under the driving action of the lifting mechanism, the transmission mechanism moves downwards until the to-be-transferred piece 6 falls onto the horizontal rail 1.

The specific structure of the transmission mechanism is as follows: referring to fig. 1, the transmission mechanism includes a first transmission mechanism, a second transmission mechanism and a third transmission mechanism, the first transmission mechanism includes a gear 7 disposed on the lower fork 4 and a rack disposed below the middle fork 3, the rack is disposed along the length direction of the middle fork 3, the gear 7 rotates to drive the rack to move under the driving of the first driving mechanism, the first driving mechanism is preferably a motor, and the driving shaft of the motor is connected with the gear 7. Specifically, the lower fork 4 is provided with an opening to protrude a part of the gear 7 so that the gear can be in driving engagement with a rack provided under the middle fork 3.

The second transmission mechanism and the third transmission mechanism are arranged at intervals, and the second transmission mechanism has the following specific structure: the second transmission mechanism comprises a first chain wheel 8 arranged on the middle fork 3 and a first chain 9 in transmission fit with the first chain wheel 8, one end of the first chain 9 is arranged on the upper fork 2, and the other end of the first chain is arranged on the lower fork 4. First sprocket 8 is close to horizontal track 1 for the second sprocket, go up fork 2 can follow the upper end of 4 length direction's of lower fork both sides removes, and when well fork removed to being close to horizontal track 1 direction, through sprocket chain drive, go up the fork and can move to being close to horizontal track 1 direction with the stroke of 2 times of well fork to realize the flexible multiplication motion of going up fork and well fork. The middle fork and the upper fork move at a differential speed which is equal to half of the upper fork.

The third transmission mechanism comprises a second chain wheel arranged on the middle fork 3 and a second chain 12 in transmission fit with the second chain wheel, one end of the second chain 12 is arranged on the upper fork 2, and the other end is arranged on the lower fork 4; the first chain wheel 8 and the second chain wheel are respectively arranged at two ends of the middle fork 3 along the length direction. Horizontal track 1 is kept away from to first sprocket 8 for the second sprocket, go up fork 2 can follow the upper end of 4 length direction's of lower fork removes, places behind horizontal track 1 when treating the transfer, when well fork removes to keeping away from horizontal track 1 direction, through sprocket chain drive, go up the fork and can remove to keeping away from horizontal track 1 direction with the speed and the stroke that well fork 2 times to the flexible multiplication motion of fork and well fork is gone up in the realization.

Well fork 3 is provided with the fluting respectively along width direction's both ends, be provided with the fixing device 10 that is used for fixed first sprocket 8 or second sprocket on the fluting, fixing device 10 includes the mounting of two relative settings, first sprocket 8 or the fixed setting of second sprocket are between two mountings, the mounting is fixed to be set up on well fork 3, the preferred L type structure of mounting.

The utility model provides a specific implementation mode that dustless lifting type blanking machine will wait to transfer the piece on material frame 13 and transfer to the horizontal rail is as follows: moving the upper fork to a position right below the material frame 13, wherein the material frame 13 descends, a to-be-transferred piece falls onto an anti-static plate of the upper fork, the material frame 13 moves away, and the conveying mechanism moves upwards to a preset position higher than the horizontal rail under the lifting action of the lifting mechanism, see fig. 3; under the drive of the first driving mechanism, the transmission mechanism drives the middle fork 3 located at a preset position to move towards the direction close to the horizontal track 1, so as to drive the upper fork 2, the anti-static plate and the piece to be conveyed 6 to move above the horizontal track 1, and in the movement of the upper fork 2 along with the middle fork 3, under the transmission action of the second transmission mechanism, the upper fork 2 can move towards the horizontal track along the upper end parts of two sides of the lower fork 4 in the length direction; finally, under the driving action of the lifting mechanism, the conveying mechanism moves downwards until the to-be-transferred piece falls onto the horizontal rail 1, and the conveying is completed by referring to fig. 4, namely the blanking process. After transferring a piece to be transferred, the upper fork 2 and the middle fork are reset.

The utility model provides a specific implementation mode that dustless lifting type blanking machine will wait to transfer the piece and transfer to material frame 13 is as follows: for example, when the to-be-transferred piece on the horizontal rail is transferred to the material frame 13, the to-be-transferred piece is above the two rails of the horizontal rail 1, the upper fork is firstly moved to the position between the two rails of the horizontal rail 1, under the lifting action of the lifting mechanism, the anti-static plate contacts with a to-be-transferred piece, under the driving of the first driving mechanism, the transmission mechanism drives the middle fork 3 to move towards the direction close to the material frame, two opposite side walls of the material frame are respectively provided with a limiting plate for placing the to-be-transferred piece 6, a distance is kept between every two adjacent limiting plates, by adjusting the lifting mechanism, when the middle fork 3 and the upper fork move towards the direction close to the material frame, the to-be-transferred piece 6 does not contact the limiting plate, when the both ends of waiting to transfer 6 are close to both sides limiting plate respectively, adjust elevating system and make transport mechanism descend, until waiting to transfer 6 conflict both sides limiting plate, accomplish the material loading, well fork 3 and last fork reset.

The application provides a blanking machine on dustless lift formula can improve the business turn over mode of waiting to transfer the piece, when waiting to transfer a business turn over material frame, adopts elevating system to make transport mechanism lift and wait to transfer the piece, subtracts the friction of waiting to transfer between piece and the material frame, has subtracted the static that the friction produced, avoids producing the dust, has reached dustless antistatic effect. Meanwhile, the design can be applied to the feeding and discharging of large or heavy workpieces or carriers to be transferred, and when the workpieces or carriers to be transferred are too large and too heavy, the inclined clamping plate problem can be avoided by using the lifting type feeding and discharging structure.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A dust-free lifting type feeding and discharging machine is characterized by comprising a lifting mechanism, a first driving mechanism and a conveying mechanism, wherein a horizontal rail (1) is arranged on one side of the conveying mechanism, the conveying mechanism comprises a transmission mechanism, an upper fork (2), an anti-static plate arranged on the upper fork (2), a middle fork (3) connected with the upper fork (2) and a lower fork (4) connected with the middle fork (3), and a material frame (13) can move downwards until a to-be-transferred piece (6) on the material frame (13) falls onto the anti-static plate; a lifting mechanism is arranged below the lower fork (4), and under the lifting action of the lifting mechanism, the to-be-transferred piece (6) moves upwards to a preset position higher than the horizontal rail (1) along with the conveying mechanism; under the driving of the first driving mechanism, the transmission mechanism drives the middle fork (3) located at the preset position to move towards the direction close to the horizontal rail (1), and further drives the upper fork (2), the anti-static plate and the to-be-transferred piece (6) to move to the upper side of the horizontal rail (1).

2. A dust-free lifting type feeding and discharging machine as claimed in claim 1, wherein the lifting mechanism comprises a plurality of telescopic rods (5) and a second driving mechanism (16) for driving the telescopic rods (5) to lift, and the telescopic rods (5) are fixedly arranged on the same horizontal plane.

3. A dust-free lift type feeding and discharging machine as claimed in claim 1, wherein the transmission mechanism comprises a first transmission mechanism, the first transmission mechanism comprises a gear (7) arranged on the lower fork (4) and a rack fixedly arranged below the middle fork (3), the rack is arranged along the length direction of the middle fork (3), and the gear (7) is in transmission fit with the rack.

4. A dust-free lifting type feeding and discharging machine as claimed in claim 3, wherein the transmission mechanism further comprises a second transmission mechanism and a third transmission mechanism, the second transmission mechanism and the third transmission mechanism are arranged at intervals, the second transmission mechanism comprises a first chain wheel (8) arranged on the middle fork (3) and a first chain (9) in transmission fit with the first chain wheel (8), one end of the first chain (9) is arranged on the upper fork (2), and the other end of the first chain is arranged on the lower fork (4); the third transmission mechanism comprises a second chain wheel arranged on the middle fork (3) and a second chain (12) in transmission fit with the second chain wheel, one end of the second chain (12) is arranged on the upper fork (2), and the other end of the second chain is arranged on the lower fork (4); the first chain wheel (8) and the second chain wheel are respectively arranged at two ends of the middle fork (3) along the length direction.

5. A dust-free lift type feeding and discharging machine as claimed in claim 1, wherein the middle fork (3) is provided with a slot at each end in the width direction, and the slot is provided with a fixing device (10) for fixing the first chain wheel (8) or the second chain wheel.

6. A dust-free lift-type feeder and unloader as claimed in claim 2, wherein the second driving mechanism (16) is a motor or a cylinder, and the first driving mechanism is a motor.

7. A dust-free lift type feeding and discharging machine as claimed in claim 1, wherein the inner side walls of the two sides of the lower fork (4) along the length direction are provided with guide grooves (14), and the two sides of the middle fork (3) along the length direction can move along the corresponding guide grooves (14) respectively.

8. A dust-free lift-type feeder and unloader according to claim 7, wherein a plurality of rubber-covered bearings (11) are provided on both upper and lower sides of the guide groove (14) of the lower fork (4).

9. A dust-free lift-type feeder and unloader according to claim 1, wherein the anti-static plate is detachably provided on the upper fork (2).

10. A dust-free lift-type feeder and unloader as claimed in claim 1, wherein the horizontal rail (1) comprises two rails disposed opposite to each other, and a distance between the two rails is larger than a distance between both ends of the lower fork (4) in a length direction.