CN204407310U - Lead frame conveying device - Google Patents

Lead frame conveying device Download PDF

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Publication number
CN204407310U
CN204407310U CN201420870482.1U CN201420870482U CN204407310U CN 204407310 U CN204407310 U CN 204407310U CN 201420870482 U CN201420870482 U CN 201420870482U CN 204407310 U CN204407310 U CN 204407310U
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CN
China
Prior art keywords
lead frame
brace
pusher
push rod
drive unit
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Active
Application number
CN201420870482.1U
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Chinese (zh)
Inventor
王振荣
黄利松
刘红兵
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Shanghai Xinyang Semiconductor Material Co Ltd
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Shanghai Xinyang Semiconductor Material Co Ltd
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Priority to CN201420870482.1U priority Critical patent/CN204407310U/en
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Abstract

The utility model discloses a kind of lead frame conveying device, it is characterized in that, comprise the 3rd brace table, the first pusher and the transmitting device that can catch lead frame; Lead frame on described 3rd brace table can be pushed to described transmitting device by described first pusher.The lead frame conveying device that the utility model provides, can utilize the first pusher to be pushed to transmitting device from the 3rd brace table by lead frame, then by transmitting device, lead frame be transferred to assigned address, reduce labor strength.Utilize automation mechanized operation, can further improve lead frame processing speed.

Description

Lead frame conveying device
Technical field
The utility model relates to a kind of lead frame conveying device.
Background technology
As shown in Figure 1, in semicon industry, during electroplating lead frame, use steel band 01 to hang lead frame 02 and electroplate.After having electroplated, lead frame 02 is separated with steel band 01.In prior art, on the multiple delivery wheels adopting manual operation to be placed on by the lead frame 02 be separated with steel band 01 linearly to arrange, delivery wheel constantly rotates, and utilizes frictional force to be fed forward by lead frame more.After arriving appointed place, then by manual operation, lead frame is taken off, to be for further processing.But manual operation labour intensity is large, processing speed is slow, and consuming time many, efficiency is low, cannot large-scale operation fast.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, provides the lead frame conveying device that a kind of device can reduce labour intensity.
For realizing above object, the utility model is achieved through the following technical solutions:
Lead frame conveying device, is characterized in that, comprises for the 3rd brace table of supporting wire framework, the first pusher and transmitting device; Described first pusher is for pushing to described transmitting device by the lead frame on described 3rd brace table, and described transmitting device is used for lead frame to be fed forward in the horizontal direction.
Preferably, described first pusher comprises the first push rod; Described first push rod can move back and forth by relatively described 3rd brace table; When described first push rod moves, the lead frame be positioned on described 3rd brace table is pushed in described conveying device.
Preferably, the first drive unit is also comprised; Described first drive unit is driven described first push rod or is moved back and forth by the first push rod described in the first actuator drives; Described first drive unit is the first cylinder or the first motor.
Preferably, described 3rd brace table is provided with chute; Described first push rod moves along described chute when moving, and described first pusher section is positioned at described chute, and part protrudes from described chute.
Preferably, primary importance checkout gear and main control system is also comprised; Whether described primary importance checkout gear is positioned on described 3rd brace table according to lead frame, sends different signals to described main control system; Described main control system controls the work of described first drive unit, and according to the different signal that described primary importance checkout gear sends, determines that described first drive unit starts or stops.
Preferably, described primary importance checkout gear is the first proximity switch.
Preferably, described transmitting device comprises two transport tapes; Two described transport tapes are rotatably mounted respectively; Two described transport tapes are spaced and arrange abreast; The spacing of two described transport tapes is adjustable.
Preferably, two transport tapes are arranged on the first brace table and the second brace table respectively rotationally; Described first brace table and the second brace table can be arranged relatively movably, described first brace table and described second brace table can close to each other or away from, the second drive unit drives described first brace table or described second brace table to move or moved by the first brace table described in the second actuator drives or the second brace table; Described second drive unit is the second motor or the second cylinder.
Preferably, the first guider is also comprised; Described first guider is for limiting one or two the motion track in described first brace table and described second brace table.
Preferably, described first guider comprises the guide rail and slide block that cooperatively interact; Described slide block is arranged on described guide rail, and can along described slide; Described first brace table is connected with described slide block with one or two in described second brace table.
Preferably, described second transmission device is the first feed screw nut; Described first feed screw nut comprises the first screw mandrel and first nut of threaded engagement; One in described first screw mandrel and described first nut to drive by described second drive unit and rotates, and another is connected with described first brace table or described second brace table.
Preferably, also comprise the second pusher, described second pusher is liftably arranged; Described second pusher comprises the second push rod, and described second push rod can be arranged with moving horizontally; Lead frame, to the position making described second push rod and lead frame horizontal aligument, pushes from described transmitting device when described second push rod moves horizontally by described second pusher liftable; Also comprise the 3rd drive unit and four-drive device; Described 3rd drive unit drives described second push rod to move back and forth or moved back and forth by the second push rod described in the 3rd actuator drives; Described four-drive device is driven described second pusher lifting or is elevated by the second pusher described in the 4th actuator drives; Described 3rd drive unit is the 3rd cylinder or the 3rd motor; Described four-drive device is the 4th motor or four-cylinder.
Preferably, described second pusher is arranged on above described transmitting device, and can be elevated by relatively described transmitting device; Described second pusher can drop on the transmission path of described transmitting device; After described second pusher declines, described second push rod moves and can promote lead frame away from described conveying device.
Preferably, second place checkout gear and main control system is also comprised; Whether described second place checkout gear is positioned at the detection range of described second place checkout gear according to lead frame, sends different signals to described main control system; Described main control system controls the work of described 3rd drive unit and four-drive device, and according to the different signal that described second place checkout gear sends, determines that described 3rd drive unit and four-drive device start or stop.
Preferably, described second place checkout gear is the second proximity switch.
Preferably, described transmitting device is conveyer belt, is provided with multiple pinch roller above described conveyer belt; Multiple described pinch roller is arranged rotationally, and interval is arranged; Lead frame passes between described conveyer belt and described pinch roller.
The lead frame conveying device that the utility model provides, lead frame is placed on after on the 3rd brace table, the first pusher can be utilized to be pushed to transmitting device from the 3rd brace table by lead frame, then by transmitting device, lead frame is transferred to assigned address, reduce labor strength.Utilize the second pusher lead frame can be pushed from conveying device, drop in the position or storage box of specifying, whole process can full automation operation, participates in without the need to workman.Utilize automation mechanized operation, can further improve lead frame processing speed, reduce labour intensity.
Accompanying drawing explanation
Fig. 1 is the structural representation of lead frame;
Fig. 2 is the structural representation of the lead frame conveying device in the utility model;
Fig. 3 is the structural representation of the first pusher in the utility model;
Fig. 4 is the structural representation of the transmitting device in the utility model;
Fig. 5 is the partial enlarged drawing of structure shown in Fig. 4.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail:
As shown in Figure 2, lead frame conveying device, comprises the 3rd brace table 1, first pusher 2 and transmitting device 3.3rd brace table 1 is fixedly installed, for supporting wire framework.Lead frame, for the lead frame on the 3rd brace table 1 is pushed to transmitting device 3, is carried by transmitting device 3 by the first pusher 2 in the horizontal direction.
As shown in Figure 3, the first pusher 2 comprises the first push rod 21, first push rod 21 and can horizontal direction move back and forth.Lead frame is placed on after on the 3rd brace table 1, is positioned on the mobile route of the first push rod 21, when the first push rod 21 moves horizontally, is pushed to by lead frame in conveying device 2.The horizontal reciprocating of the first push rod 21 moves and is driven by the first drive unit, or by the first drive unit by the first actuator drives.First drive unit is the first motor or the first cylinder.In preferred exemplary as shown in the figure, the first drive unit is the first cylinder 41.First push rod 21 is connected with the first piston bar of the first cylinder 41 or is wholely set.First piston bar stretches, and drives the first push rod 21 to move back and forth.
3rd brace table 1 offers chute 11, and chute 11 extends along the mobile of the first push rod 21.Move along described chute 11 when first push rod 21 moves, and described first push rod 21 part is positioned at described chute 11, part protrudes from described chute 11.First push rod 21 promotes in the process of the lead frame movement on the 3rd brace table 1, first push rod 21 part stretches in chute 11, thus avoid the surface contact of the first push rod 21 and the 3rd brace table 1, avoid the first push rod 21 and the 3rd brace table 1 to produce to rub, reduce and push resistance, prevent the first push rod 21 and the 3rd brace table 1 from wearing and tearing.3rd brace table 1 offers chute 11 simultaneously, the contact area of the side of the lead frame on the first push rod 21 and the 3rd brace table 1 can be increased, improve and push stability, avoid the first push rod 21 and lead frame in propelling movement process to depart from.
The utility model can also arrange primary importance checkout gear and main control system (not shown).Primary importance checkout gear is the first proximity switch (not shown).Whether the first proximity switch is positioned on the 3rd brace table 1 according to lead frame, sends different signals to main control system.Main control system controls the work of the first cylinder 41, and according to the different signal that the first proximity switch sends, determines that the first cylinder 41 starts or stops.First proximity switch is arranged on the side of the 3rd brace table 1.When leaded frame falling is on the 3rd brace table 1, lead frame falls in the detection range of the first proximity switch, first proximity switch sends the first signal to main control system, the first piston bar that main control system controls the first cylinder 41 stretches out, drive the first push rod 21 to move towards the lead frame on the 3rd brace table 1, lead frame is pushed to transmitting device 3 from the 3rd brace table 1.When lead frame pushed to transmitting device 3 time, lead frame exceeds the examination scope of the first proximity switch, first proximity switch sends the second model to main control system, and the first piston bar that main control system controls the first cylinder 41 shrinks, and drives the first push rod 21 to return back to state as shown in Figure 3.
As shown in Figure 4, transmitting device 3 comprises two transport tapes, is respectively the first transport tape 31 and the second transport tape 32.First transport tape 31 is installed in rotation on the first brace table 33, and the second transport tape 32 is installed in rotation on the second brace table 34.5th motor 35 drives power transmission shaft 37 to rotate by driving-belt 36.Power transmission shaft 37 is provided with two belt wheels, two belt wheels drive the first transport tape 31 and the second transport tape 32 to rotate respectively, make the first transport tape 31 and the second transport tape 32 synchronous axial system.First transport tape 31 is parallel with the second transport tape 32 and arrange spaced reciprocally.
The spacing of the first transport tape 31 and the second transport tape 32 is adjustable, to adapt to the transmission of the lead frame of different size.In example as shown in the figure, the first brace table 33 can near or arrange away from the second brace table 34 ground, thus drive the first transport tape 31 near or away from the second transport tape 32, the spacing of the first transport tape 31 and the second transport tape 32 is regulated.The movement of the first brace table 33 is driven by the second drive unit or passes through the second actuator drives by the second drive unit.Second drive unit is the second motor or the second cylinder.In preferred exemplary as shown in the figure, the second drive unit is the second motor 42.Second motor 42 is moved by the second actuator drives first brace table 33, thus drive the first transport tape 31 near or away from the second transport tape 32.Second transmission device is the first feed screw nut, and the first feed screw nut comprises the first screw mandrel 71 and the first nut 72 of threaded engagement.First screw mandrel 71 is arranged rotationally, and the first nut 72 is connected with the first brace table 33.Second motor 42 drives the first screw mandrel 71 to rotate, and drives the first brace table 33 to move by the first nut 72.Lead frame conveying device also comprises for the first brace table 33 provides the first guider of guiding.First guider comprises the guide rail 61 and slide block 62 that match.Slide block 62 is arranged on guide rail 61, and can move along guide rail 61.Slide block 62 is connected with the first brace table 33, drive the first brace table 33 along guide rail 61 near or away from the second brace table 34.Two conveyer belt spacing are adjustable, and make the utility model can be applicable to the lead frame of sizes, applicability is wider.First brace table 33 and the second brace table 34 are respectively arranged with multiple pinch roller 38.Pinch roller 38 is arranged rotationally.Multiple pinch roller 38 lays respectively at above the first transport tape 31 and the second transport tape 32.Pinch roller 38 and between the first transport tape 31 and the second transport tape 32, there is gap.During feed wire framework, lead frame passes between pinch roller 38 and the first conveyer belt 31 and between pinch roller 38 and the second conveyer belt 32.Pinch roller 38 is set, the stability in lead frame course of conveying can be strengthened.
As shown in Figure 5, lead frame conveying device is also wrapped the second pusher 8, second pusher 8 and lead frame can be pushed from transmitting device 3.Second pusher 8 is liftably arranged.Second pushes and fills 8 and put and comprise the second push rod 81, second push rod 81 and can arrange with moving horizontally.Lead frame, to making the second push rod 81 and the position of lead frame horizontal aligument, pushes from described transmitting device 3 when the second push rod 81 moves horizontally by the second pusher 8 liftable.3rd drive unit drives described second push rod 81 to move back and forth or moved back and forth by the second push rod 81 described in the 3rd actuator drives.3rd drive unit is the 3rd motor or the 3rd cylinder.In preferred exemplary as shown in the figure, the 3rd drive unit is the 3rd cylinder 43.Second push rod 81 is connected with the second piston rod of the second cylinder 43 or is wholely set.Second piston rod stretches, and drives the second push rod 81 horizontal reciprocating to move.
State four-drive device drive described second pusher lifting or be elevated by the second pusher described in the 4th actuator drives; Described 3rd drive unit is the 3rd cylinder or the 3rd motor; Described four-drive device is the 4th motor or four-cylinder.
Second pusher 8 comprises the second push rod 81.Second push rod 81 can move back and forth in the horizontal direction.Lead frame conveying device also comprises the 3rd drive unit, and the 3rd drive unit is the second cylinder 43.
During without the need to using the second pusher 8, the second pusher is arranged on the top in the path of transmitting device 3 transmit leg framework, avoids producing lead frame when transmitting device 3 transmit leg framework stopping.When needing use the second pusher 8, drive the second pusher 8 to decline by four-drive device, the second pusher 8 is moved on the path of transmitting device 3 transmit leg framework, namely between the first transport tape 31 and the second transport tape 32.Drive the second push rod 81 to stretch out along the path direction of transmitting device 3 transmit leg framework by the second cylinder 43, the lead frame moving to transmitting device 3 afterbody is pushed away transmitting device 3, to be for further processing.Four-drive device is the 3rd cylinder 44, and the 3rd cylinder 44 is arranged on the second brace table 34, and the 3rd piston rod of the 3rd cylinder 44 is connected with the second cylinder 43, is moved up and down by flexible drive second cylinder 43 of the 3rd piston rod.
Also comprise second place checkout gear, second place checkout gear is the second proximity switch 52.Second proximity switch 52 is arranged on the transmission terminal of transmitting device 3.Whether the second proximity switch 52 is positioned at the detection range of the second proximity switch 52 according to lead frame, sends different signals to main control system.Main control system controls the work of the second cylinder 43 and the 3rd cylinder 44, and according to the different signal that the second proximity switch 52 sends, determines that the second cylinder 43 and the 3rd cylinder 44 start or stop.When first the end of lead frame arrives the transmission terminal of transmitting device 3, namely lead frame enters in the examination scope of the second proximity switch 52.Lead frame continues to move forward under the transmission of transmitting device 3, and when the afterbody of lead frame shifts out the transmission terminal of transmitting device 3, lead frame shifts out the detection range of the second proximity switch 52.Now, second proximity switch sends a signal to main control system, main control system controls the 3rd cylinder 44 and drives the second cylinder 43 to drop between the first transport tape 31 and the second transport tape 32, then controlling the second cylinder 43 drives the second push rod 81 to stretch out along the path direction of transmitting device 3 transmit leg framework, lead frame is pushed away transmitting device 3, to be for further processing.
Embodiment in the utility model, only for being described the utility model, does not form the restriction to right, other equivalent in fact substituting, all in the utility model protection range that those skilled in that art can expect.

Claims (16)

1. lead frame conveying device, is characterized in that, comprises for the 3rd brace table of supporting wire framework, the first pusher and transmitting device; Described first pusher is for pushing to described transmitting device by the lead frame on described 3rd brace table, and described transmitting device is used for lead frame to be fed forward in the horizontal direction.
2. lead frame conveying device according to claim 1, is characterized in that, described first pusher comprises the first push rod; Described first push rod can move back and forth by relatively described 3rd brace table; When described first push rod moves, the lead frame be positioned on described 3rd brace table is pushed in described conveying device.
3. lead frame conveying device according to claim 2, is characterized in that, also comprises the first drive unit; Described first drive unit is driven described first push rod or is moved back and forth by the first push rod described in the first actuator drives; Described first drive unit is the first cylinder or the first motor.
4. lead frame conveying device according to claim 2, is characterized in that, described 3rd brace table is provided with chute; Described first push rod moves along described chute when moving, and described first pusher section is positioned at described chute, and part protrudes from described chute.
5. lead frame conveying device according to claim 3, is characterized in that, also comprises primary importance checkout gear and main control system; Whether described primary importance checkout gear is positioned on described 3rd brace table according to lead frame, sends different signals to described main control system; Described main control system controls the work of described first drive unit, and according to the different signal that described primary importance checkout gear sends, determines that described first drive unit starts or stops.
6. lead frame conveying device according to claim 5, is characterized in that, described primary importance checkout gear is the first proximity switch.
7. lead frame conveying device according to claim 1, is characterized in that, described transmitting device comprises two transport tapes; Two described transport tapes are rotatably mounted respectively; Two described transport tapes are spaced and arrange abreast; The spacing of two described transport tapes is adjustable.
8. lead frame conveying device according to claim 7, is characterized in that, two transport tapes are arranged on the first brace table and the second brace table respectively rotationally; Described first brace table and the second brace table can be arranged relatively movably, described first brace table and described second brace table can close to each other or away from, second drive unit drives described first brace table or described second brace table to move, or the second drive unit is moved by the first brace table described in the second actuator drives or the second brace table; Described second drive unit is the second motor or the second cylinder.
9. lead frame conveying device according to claim 8, is characterized in that, also comprises the first guider; Described first guider is for limiting one or two the motion track in described first brace table and the second brace table.
10. lead frame conveying device according to claim 9, is characterized in that, described first guider comprises the guide rail and slide block that cooperatively interact; Described slide block is arranged on described guide rail, and can along described slide; Described first brace table is connected with described slide block with one or two in described second brace table.
11. lead frame conveying devices according to claim 8, is characterized in that, described second transmission device is the first feed screw nut; Described first feed screw nut comprises the first screw mandrel and first nut of threaded engagement; One in described first screw mandrel and described first nut to drive by described second drive unit and rotates, and another is connected with described first brace table or described second brace table.
12. lead frame conveying devices according to claim 1, is characterized in that, also comprise the second pusher, described second pusher is liftably arranged; Described second pusher comprises the second push rod, and described second push rod can be arranged with moving horizontally; Lead frame, to the position making described second push rod and lead frame horizontal aligument, pushes from described transmitting device when described second push rod moves horizontally by described second pusher liftable; Also comprise the 3rd drive unit and four-drive device; Described 3rd drive unit drives described second push rod to move back and forth or moved back and forth by the second push rod described in the 3rd actuator drives; Described four-drive device is driven described second pusher lifting or is elevated by the second pusher described in the 4th actuator drives; Described 3rd drive unit is the 3rd cylinder or the 3rd motor; Described four-drive device is the 4th motor or four-cylinder.
13. lead frame conveying devices according to claim 12, is characterized in that, described second pusher is arranged on above described transmitting device, and can be elevated by relatively described transmitting device; Described second pusher can drop on the transmission path of described transmitting device; After described second pusher declines, described second push rod moves and can promote lead frame away from described conveying device.
14. lead frame conveying devices according to claim 12, is characterized in that, also comprise second place checkout gear and main control system; Whether described second place checkout gear is positioned at the detection range of described second place checkout gear according to lead frame, sends different signals to described main control system; Described main control system controls the work of described 3rd drive unit and four-drive device, and according to the different signal that described second place checkout gear sends, determines that described 3rd drive unit and four-drive device start or stop.
15. lead frame conveying devices according to claim 14, is characterized in that, described second place checkout gear is the second proximity switch.
16. lead frame conveying devices according to claim 1, is characterized in that, described transmitting device is conveyer belt, is provided with multiple pinch roller above described conveyer belt; Multiple described pinch roller is arranged rotationally, and interval is arranged; Lead frame passes between described conveyer belt and described pinch roller.
CN201420870482.1U 2014-12-31 2014-12-31 Lead frame conveying device Active CN204407310U (en)

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Application Number Priority Date Filing Date Title
CN201420870482.1U CN204407310U (en) 2014-12-31 2014-12-31 Lead frame conveying device

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Application Number Priority Date Filing Date Title
CN201420870482.1U CN204407310U (en) 2014-12-31 2014-12-31 Lead frame conveying device

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CN204407310U true CN204407310U (en) 2015-06-17

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104600011A (en) * 2014-12-31 2015-05-06 上海新阳半导体材料股份有限公司 Lead frame conveying device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104600011A (en) * 2014-12-31 2015-05-06 上海新阳半导体材料股份有限公司 Lead frame conveying device

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