CN102528459B - Pin cut-off bending device - Google Patents
Pin cut-off bending device Download PDFInfo
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- CN102528459B CN102528459B CN201210031894.1A CN201210031894A CN102528459B CN 102528459 B CN102528459 B CN 102528459B CN 201210031894 A CN201210031894 A CN 201210031894A CN 102528459 B CN102528459 B CN 102528459B
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Abstract
The invention provides a pin cut-off bending device, which comprises a driving mechanism, an upper tool apron, a lower tool apron and a bending mechanism. The driving mechanism comprises a support frame with a vertical guide rail, and a slider moving along the vertical guide rail; the upper tool apron is fixedly connected to the slider and provided with an upper tool bit; the lower tool apron is fixedly connected to the support frame and provided with a lower tool bit opposite to the upper tool bit; and the bending mechanism comprises a vertical bottom plate and a guide plate, wherein the vertical bottom plate is connected to the upper tool apron through a vertical bottom plate spring, and the guide plate is parallel to the vertical bottom plate and opposite to the vertical bottom plate. Two pin guide grooves are arranged at the lower end of the guide plate, the vertical bottom plate and the guide plate are fixedly connected with each other through two symmetric rotating shafts, a bending pin is rotatably arranged on each rotating shaft, a top plate is arranged between the two opposite bending pins, the upper end of the top plate is slidably matched with the upper tool apron, and the wedge-shaped lower end of the top plate is lapped on opposite surfaces of the lower ends of the two bending pins. The pin cut-off bending device is used for integrally cutting off and bending electronic element pins, so that operating efficiency and cut-off bending quality are improved.
Description
Technical field
The present invention relates to a kind of electronic component processing unit (plant), be specifically related to a kind of pin cut-off bending device for paper tape package-type electronic component.
Background technology
In industrial production, often the metal pin of electronic component need to be cut to suitable length, and bending is to proper angle, then installs and uses.Traditional cut-out wrap direction is manually to cut off one by one bending with nipper plier, can not ensure to cut off the consistent of rear pin length, and bending angle consistent cut off the second-rate of bending, and efficiency is very low; The patent No. is the mechanical type pin quick cutting device that the Chinese patent " pin shearing device " of ZL200820011310.3 has been developed a kind of type hand, improve production efficiency, ensured the length uniformity after pin cuts off, it has only realized cut-out, can not realize the bending of pin; The patent No. is that the Chinese patent " step feeder for resistance pin cutting bending shaper " of ZL95200748.7 is for resistive element at random, provide one to make resistance according to tooth pitch stepping, gradually on the ratchet of migration forming machine, drive down and carry out the long step feeder for resistance pin cutting bending shaper of cutting and bend operation of cutting of resistance pin by ratchet, but it can not realize the pin cut-off bending of the electronic component (diode, electric capacity etc.) of at present conventional paper tape packaging.
Summary of the invention
The present invention proposes a kind of pin cut-off bending device, for processing paper tape package-type electronic component, realizes the institutional operation of the cut-out bending to electronic element base pin, improves operating efficiency and cuts off bending quality.
In order to achieve the above object, the scheme that the present invention adopts is as follows:
A kind of pin cut-off bending device, for processing paper tape package-type electronic component, is characterized in that, this pin cut-off bending device comprises: driving mechanism, comprise the bracing frame with upright guide rail, and the slide block moving along described upright guide rail; Upper cutter head, is fixed on described slide block and with upper cutter head; Lower tool rest, is fixed on support frame as described above and with the lower cutter head being oppositely arranged with described upper cutter head; Bending mechanism, comprise the perpendicular base plate that is connected in described upper cutter head by perpendicular base plate spring, parallel with described perpendicular base plate and be oppositely arranged guide plate, the lower end of described guide plate is provided with two pin gathering sills, between described perpendicular base plate and described guide plate, be connected by symmetrically arranged two rotating shafts, in each rotating shaft, screw bending leg, between two bending legs that are oppositely arranged, be provided with top board, the upper end of described top board and described upper cutter head cunning are joined, and the wedge shape lower end of described top board is overlapped on the apparent surface of two bending leg lower ends.
Described bending mechanism also comprises connection cover plate parallel with described perpendicular base plate and that be oppositely arranged, described perpendicular base plate and described connection between cover plate are connected by symmetrically arranged two torsion spring installation shaft, in each torsion spring installation shaft, be arranged with torsion spring, one end of described torsion spring is connected in torsion spring installation shaft, and the other end is supported on the surface away from top board one side of bending leg.
On the surface relative with described perpendicular base plate of described guide plate, offer the top board gathering sill for joining with described top board cunning.
Described rotating shaft is provided with the rotating shaft step for limiting described perpendicular base plate and described guide plate spacing, and described torsion spring installation shaft is provided with the torsion spring installation shaft step for limiting described perpendicular base plate and described connection cover distance between plates.
Terminal part is extended respectively in the lower end of described two bending legs, and the overall width of described two terminal parts is less than the lead pin pitch of described electronic component, and the spacing of described two pin gathering sills equals the lead pin pitch of described electronic component.
Support frame as described above is C shape frame, described C shape frame comprises horizontally disposed upper mounting plate, lower installation board and is vertically connected to the middle installing plate between described upper mounting plate, lower installation board, and described upright guide rail is fixed on described middle installing plate and band is useful on the slide that described slide block is installed.
Described drive unit further comprises the driving cylinder with piston rod, and described driving cylinder is fixed on the upper surface of described upper mounting plate, and described slide block is connected with the piston rod of described driving cylinder.
Described upper cutter head comprises the mount pad that is fixed on described slide block, be fixed on the upper cutter head of described mount pad lower end, be connected in respectively alignment pin and the presser feet of described mount pad lower end by locating pin spring and presser feet spring, and for described upper cutter head, alignment pin and presser feet are carried out to spacing limiting plate.
Described upper cutter head also comprises the Connection Block that is fixed on described mount pad upper end, the lower surface of described Connection Block offers groove for joining with described top board cunning and for the installing hole of described perpendicular base plate spring is installed, described perpendicular backplanes support is between described Connection Block and described limiting plate.
Described lower tool rest comprises the pedestal that is fixed on described lower installation board, and be fixed on respectively lower cutter head and the workpiece supporting plate of described pedestal upper end, described workpiece supporting plate is provided with the locating hole being oppositely arranged with described alignment pin, and the width of described lower cutter head is greater than the lead pin pitch of described electronic component.
Pin cut-off bending device of the present invention, drive bending mechanism to move along upright guide rail by upper cutter head, by pin gathering sill, workpiece pin is positioned, shear action in utilization between cutter head and lower cutter head realizes the cut-out to workpiece pin, the top board moving downward inserts between the bending leg of left and right left and right bending leg is rotated around the shaft, realize the bending to the pin after cutting off, thereby reach the cut-out bent integrated operation to workpiece pin, improved operating efficiency and cut off bending quality.
Brief description of the drawings
Fig. 1 is the stereogram of pin cut-off bending device of the present invention;
Fig. 2 is the left view of pin cut-off bending device of the present invention;
Fig. 3 is the stereogram of driving mechanism;
Fig. 4 is the front view of upper cutter head;
Fig. 5 is the left view of upper cutter head;
Fig. 6 is the cutaway view along A-A line in Fig. 5;
Fig. 7 is the front view of bending mechanism;
Fig. 8 is the left view of bending mechanism;
Fig. 9 is the rearview of bending mechanism;
Figure 10 is the top view of bending mechanism;
Figure 11 is the stereogram of bending mechanism;
Figure 12 is the stereogram of lower tool rest and workpiece;
Figure 13 is the stereogram of upper cutter head.
Detailed description of the invention
Describe technical scheme of the present invention in detail below in conjunction with accompanying drawing.
Referring to Fig. 1, Fig. 2, pin cut-off bending device of the present invention comprises driving mechanism 1, upper cutter head 2, bending mechanism 3, lower tool rest 4.
As shown in Figure 3, driving mechanism 1 comprises driving cylinder 11, C shape frame 12, slide block 13, upright guide rail 14.Wherein, C shape frame 12 comprises horizontally disposed upper mounting plate 16, lower installation board 15 and is vertically connected to the middle installing plate 17 between described upper mounting plate 16, lower installation board 15.Drive cylinder 11 to be arranged on the upper surface of upper mounting plate 16 by bolt, upright guide rail 14 is fixed on middle installing plate 17 by bolt, slide block 13 is fixed on the slide (not shown) of line slideway 14 by bolt, and is connected with the piston rod (not shown) that drives cylinder 11 by screw thread.Driving under the driving of cylinder 11, slide block 13 only can move up and down along upright guide rail 14.
As shown in Fig. 4-Fig. 6 and Figure 13, upper cutter head 2 comprises mount pad 21, Connection Block 22, limiting plate 23, alignment pin 24, upper cutter head 25, presser feet 26, presser feet cover plate 27, presser feet spring 28, locating pin spring 29.Wherein, mount pad 21 is fixed on by bolt on the slide block 13 of driving mechanism 1, and the lower end of mount pad 21 offers three grooves and is respectively used to lay alignment pin 24, upper cutter head 25, presser feet 26.Upper cutter head 25 is fixed on mount pad 21 lower ends by bolt, alignment pin 24 is connected with mount pad 21 with presser feet spring 28 by locating pin spring 29 respectively with presser feet 26, the lateral surface of presser feet 26 is provided with presser feet cover plate 27, presser feet cover plate 27 is fixed on mount pad 21 by bolt, and is formed for the groove that presser feet 26 slides up and down together with mount pad 21.Limiting plate 23 is fixed on the lower end of mount pad 21 by bolt, for carrying out spacing to upper cutter head 25, alignment pin 24, presser feet 26 and bending mechanism 3.Connection Block 22 is connected by the upper end of bolt and mount pad 21, and the lower surface of Connection Block 22 has for sliding the groove (not shown) of joining with bending mechanism 3.
As shown in Fig. 7-Figure 11, bending mechanism 3 comprises top board 31, perpendicular base plate spring 32, rotating shaft 33, perpendicular base plate 34, torsion spring installation shaft 35, connects cover plate 36, left folding clubfoot 37, right folding clubfoot 38, guide plate 39, torsion spring 310.Wherein, perpendicular base plate 34 is connected with Connection Block 22 and is supported between Connection Block 22 and limiting plate 23 by perpendicular base plate spring 32, and the lower surface of Connection Block 22 has the installing hole (not shown) for perpendicular base plate spring 32 is installed.Guide plate 39 is parallel with perpendicular base plate 34 and be oppositely arranged, and the spacing that the lower end of guide plate 39 is provided with two pin gathering sill 311, two pin gathering sills 311 equals the lead pin pitch of electronic component to be processed.Between perpendicular base plate 34 and guide plate 39, be connected by symmetrically arranged two rotating shafts 33, in each rotating shaft 33, screwed bending leg, i.e. left folding clubfoot 37 and right folding clubfoot 38.Between two bending legs 37,38 that are oppositely arranged, be provided with top board 31, the groove cunning on the upper end of top board 31 and Connection Block 22 is joined, and the wedge shape lower end of top board 31 is overlapped on the apparent surface of two bending leg lower ends.Longilineal terminal part 313 is extended respectively in the lower end of two bending legs, the overall width of two terminal parts 313 is less than the lead pin pitch of electronic component to be processed, to insert between the pin of electronic component, and the outer surface of two terminal parts 313 is arc surface, to avoid it to contact with workpiece and workpiece to be caused to damage when bending pin.In addition, on the surface relative with perpendicular base plate 34 of guide plate 39, offer for sliding the top board gathering sill 312 of joining with top board 31, rotating shaft 33 is provided with the rotating shaft step (not shown) for limiting perpendicular base plate 34 and guide plate 39 spacing, to ensure the installing space of left folding clubfoot 37, right folding clubfoot 38.Connect cover plate 36 parallel with perpendicular base plate 34 and be oppositely arranged, perpendicular base plate 34 is connected by symmetrically arranged two torsion spring installation shaft 35 with being connected between cover plate 36, in each torsion spring installation shaft 35, be arranged with torsion spring 310, one end of torsion spring 310 is connected in torsion spring installation shaft 35, and the other end is supported on the surface away from top board one side of bending leg.Similarly, torsion spring installation shaft 35 is provided with for limiting perpendicular base plate 34 and the torsion spring installation shaft step (not shown) that is connected cover plate 36 spacing, to ensure the installing space of guide plate 39, left folding clubfoot 37, right folding clubfoot 38.
As shown in figure 12, lower tool rest 4 comprises pedestal 41, lower cutter head 42, workpiece supporting plate 43.Figure 12 also shows workpiece to be processed 44, and this workpiece 44 comprises the multiple electronic components 46 and the package paper band 47 that are arranged side by side.Pedestal 41 is bolted on the lower installation board 15 of driving mechanism 1, and the upper end of pedestal 41 has two grooves, and lower cutter head 42 and workpiece supporting plate 43 are connected in groove separately by bolt respectively.Lower cutter head 42 is oppositely arranged with upper cutter head 25, the sheared edge that ensures lower cutter head 42 be positioned at cutter head 25 sheared edge under, and the width of lower cutter head 42 is greater than the lead pin pitch of electronic component 46, the pin that makes to be supported on the electronic component 46 on workpiece supporting plate 43 is supported on lower cutter head 42 tops.Workpiece supporting plate 43 is provided with the locating hole (not shown) being oppositely arranged with alignment pin 24, for the location of workpiece 44.In addition, a side of workpiece supporting plate 43 is also provided with guide lip 45, the paper tape 46 of the workpiece 44 of being sent into by step feeder (not shown) for leading.
The workflow of pin cut-off bending device of the present invention is as follows: first, the workpiece 44 being supported on workpiece supporting plate 43 is delivered to working position by step feeder, now the aperture 48 on paper tape 47 is concentric with the locating hole on workpiece supporting plate 43, and two pins of electronic component 46 are supported on the top of lower cutter head 42.Then, driving under the driving effect of cylinder 11 and the guide effect of upright guide rail 14, upper cutter head 2 moves downward with bending mechanism 3, alignment pin 24 inserts in the locating hole of workpiece supporting plate 43 through the aperture 48 on paper tape 47, then, presser feet 26 contacts paper tape 46, and along with the increase presser feet spring 28 of Bottom Runby is compressed, utilize spring force presser feet 26 that paper tape 46 is pressed on workpiece supporting plate 43, so far realized location and compression to workpiece 44.Upper cutter head 2 continues descending with bending mechanism 3, insert between two pins of electronic component 46 in closing up the left folding clubfoot 37 of state and the terminal part 313 of right folding clubfoot 38, simultaneously, two pins of electronic component 46 enter in two pin gathering sills 311 of guide plate 39 lower ends, have realized the location to pin.Upper cutter head 2 is further descending with bending mechanism 3, under the shear action of upper cutter head 25 and lower cutter head 42, the pin of electronic component 46 is cut off, now the top of the pin gathering sill 311 of pin in guide plate 39, the lower surface of guide plate 39 contacts with the upper surface of pedestal 41, and the motion of guide plate 39 is restricted thereby can not continues descending.Along with the piston rod that drives cylinder 11 continues to stretch out, upper cutter head 2 continues descending, perpendicular base plate spring 32 is compressed, it is descending with respect to guide plate 39 that Connection Block 22 promotes top board 31, an insertion left side for the wedge shape lower end of top board 31, right folding clubfoot 37, between 38, strutted, left, right folding clubfoot 37, 38 around the opposing rotation of rotating shaft 33, two terminal parts 313 push respectively two pins of the electronic component 46 in pin gathering sill 311, the pin that bending and molding has cut off, in Forging Process due to the effect of tiltedly carving of top board 31, pin is close to the medial surface of pin gathering sill 311, can from pin gathering sill 311, not drop.By adjusting the Bottom Runby of top board 31, thereby regulate the distraction angle of left and right bending leg, just can realize the control to pin bending angle.After bending has been moved, drive cylinder 11 retraction initial bit, upper cutter head 2 and bending mechanism 3 move upward thereupon and get back to initial bit; Under the effect of each spring and torsion spring power, the parts of other relative motion also all return initial bit, left and right bending leg closes up, and electronic component 46 is deviate from gathering sill 311 and entered the gathering-device pre-setting, thereby completes the pin cut-off bending of an electronic component.After this, pin cut-off bending device will enter next cycle period to carry out the machine-shaping of next electronic component.
In pin cut-off bending device of the present invention, realize guiding and the support to workpiece 44 by workpiece supporting plate 43, presser feet 26 and alignment pin 24 position and compress workpiece, upper cutter head 2 moves downward with bending mechanism 3, first workpiece pin is positioned in pin gathering sill 311, shear action in recycling between cutter head 25 and lower cutter head 42 realizes the cut-out to workpiece pin, upper cutter head 2 continues descending, the top board 31 of bending mechanism 3 inserts left and right bending leg 37, between 38, left and right bending leg is 33 rotations around the shaft, realize the bending operation to the pin after cutting off.By the reasonable disposition of device, in whole downward storke, realize the institutional operation of the cut-out bending to workpiece pin, improve operating efficiency and cut off bending quality.Pin cut-off bending device of the present invention is reasonable in design, compact conformation, reliable operation.
Above-described, be only preferred embodiment of the present invention, not in order to limit scope of the present invention, the above embodiment of the present invention can also make a variety of changes.Be that simple, the equivalence that every claims according to the present patent application and description are done changes and modify, all fall into the claim protection domain of patent of the present invention.
Claims (9)
1. a pin cut-off bending device, for processing paper tape package-type electronic component, is characterized in that, this pin cut-off bending device comprises:
Driving mechanism, comprises the bracing frame with upright guide rail, and the slide block moving along described upright guide rail;
Upper cutter head, is fixed on described slide block and with upper cutter head;
Lower tool rest, is fixed on support frame as described above and with the lower cutter head being oppositely arranged with described upper cutter head;
Bending mechanism, comprise the perpendicular base plate that is connected in described upper cutter head by perpendicular base plate spring, parallel with described perpendicular base plate and be oppositely arranged guide plate, the lower end of described guide plate is provided with two pin gathering sills, between described perpendicular base plate and described guide plate, be connected by symmetrically arranged two rotating shafts, in each rotating shaft, screw bending leg, between two bending legs that are oppositely arranged, be provided with top board, the upper end of described top board and described upper cutter head cunning are joined, and the wedge shape lower end of described top board is overlapped on the apparent surface of two bending leg lower ends;
Wherein, described bending mechanism also comprises connection cover plate parallel with described perpendicular base plate and that be oppositely arranged, described perpendicular base plate and described connection between cover plate are connected by symmetrically arranged two torsion spring installation shaft, in each torsion spring installation shaft, be arranged with torsion spring, one end of described torsion spring is connected in torsion spring installation shaft, and the other end is supported on the surface away from top board one side of bending leg.
2. pin cut-off bending device as claimed in claim 1, is characterized in that, offers the top board gathering sill for joining with described top board cunning on the surface relative with described perpendicular base plate of described guide plate.
3. pin cut-off bending device as claimed in claim 1, it is characterized in that, described rotating shaft is provided with the rotating shaft step for limiting described perpendicular base plate and described guide plate spacing, and described torsion spring installation shaft is provided with the torsion spring installation shaft step for limiting described perpendicular base plate and described connection cover distance between plates.
4. pin cut-off bending device as claimed in claim 1, it is characterized in that, terminal part is extended respectively in the lower end of described two bending legs, the overall width of described two terminal parts is less than the lead pin pitch of described electronic component, and the spacing of described two pin gathering sills equals the lead pin pitch of described electronic component.
5. pin cut-off bending device as claimed in claim 1, it is characterized in that, support frame as described above is C shape frame, described C shape frame comprises horizontally disposed upper mounting plate, lower installation board and is vertically connected to the middle installing plate between described upper mounting plate, lower installation board, and described upright guide rail is fixed on described middle installing plate and band is useful on the slide that described slide block is installed.
6. pin cut-off bending device as claimed in claim 5, it is characterized in that, described driving mechanism further comprises the driving cylinder with piston rod, and described driving cylinder is fixed on the upper surface of described upper mounting plate, and described slide block is connected with the piston rod of described driving cylinder.
7. pin cut-off bending device as claimed in claim 6, it is characterized in that, described upper cutter head comprises the mount pad that is fixed on described slide block, be fixed on the upper cutter head of described mount pad lower end, be connected in respectively alignment pin and the presser feet of described mount pad lower end by locating pin spring and presser feet spring, and for described upper cutter head, alignment pin and presser feet are carried out to spacing limiting plate.
8. pin cut-off bending device as claimed in claim 7, it is characterized in that, described upper cutter head also comprises the Connection Block that is fixed on described mount pad upper end, the lower surface of described Connection Block offers groove for joining with described top board cunning and for the installing hole of described perpendicular base plate spring is installed, described perpendicular backplanes support is between described Connection Block and described limiting plate.
9. pin cut-off bending device as claimed in claim 8, it is characterized in that, described lower tool rest comprises the pedestal that is fixed on described lower installation board, and be fixed on respectively lower cutter head and the workpiece supporting plate of described pedestal upper end, described workpiece supporting plate is provided with the locating hole being oppositely arranged with described alignment pin, and the width of described lower cutter head is greater than the lead pin pitch of described electronic component.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210031894.1A CN102528459B (en) | 2012-02-13 | 2012-02-13 | Pin cut-off bending device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210031894.1A CN102528459B (en) | 2012-02-13 | 2012-02-13 | Pin cut-off bending device |
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| CN102528459A CN102528459A (en) | 2012-07-04 |
| CN102528459B true CN102528459B (en) | 2014-08-20 |
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| CN201210031894.1A Active CN102528459B (en) | 2012-02-13 | 2012-02-13 | Pin cut-off bending device |
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|---|
| JP昭63-278733A 1988.11.16 |
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| CN102528459A (en) | 2012-07-04 |
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Address after: 200949 Baoshan District Road, Shanghai, No. 1555 Applicant after: Shanghai Ke Lai electromechanical automatic Engineering stock Co., Ltd Address before: 200444, room 1, building 1758, 5557 Hong Kong Road, reed tide Town, Pudong New Area, Shanghai Applicant before: Shanghai Kelai Electromechanical Automation Engineering Co., Ltd. |
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Effective date of registration: 20211118 Address after: 200949 floor 1, building 2, No. 528, Jinshi Road, Baoshan District, Shanghai Patentee after: SHANGHAI KELAI SHENGLUO AUTOMATION EQUIPMENT CO.,LTD. Address before: 1555 Luodong Road, Baoshan District, Shanghai, 200949 Patentee before: SHANGHAI KELAI ELECTROMECHANICAL AUTOMATION ENGINEERING CO.,LTD. |
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