CN202712145U - Fixed-length conveying device for lead frame of integrated chip - Google Patents
Fixed-length conveying device for lead frame of integrated chip Download PDFInfo
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- CN202712145U CN202712145U CN 201220391501 CN201220391501U CN202712145U CN 202712145 U CN202712145 U CN 202712145U CN 201220391501 CN201220391501 CN 201220391501 CN 201220391501 U CN201220391501 U CN 201220391501U CN 202712145 U CN202712145 U CN 202712145U
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- cylinder
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- lead frame
- integrated chip
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Abstract
The utility model discloses a fixed-length conveying device for lead frames of integrated chips. The conveying device comprises a base and a controller, wherein a levelling mechanism, a material guiding mechanism, a transmission mechanism, a material clamping mechanism, and a detection mechanism are arranged on the base; the levelling mechanism is composed of at least three levelling rollers which are parallelly arranged in an upper-lower layer staggered mode, and the upper-layer levelling roller has an adjustable center; the material guiding mechanism is formed by connecting two parallel material guiding blocks with guide rails; the transmission mechanism comprises a linear cylinder, and two parts at the front and rear ends of a cylinder body on slide rails of the linear cylinder are respectively connected with front and rear step adjusting blocks; the material clamping mechanism comprises a clamp hinged on the cylinder body of the linear cylinder and an opening/closing cylinder fixed on the cylinder body, an upper jaw and a lower jaw of the clamp are provided with material clamping blocks, the middle part of an upper clamp rod of the clamp is hinged with a piston rod of the opening/closing cylinder, a lower clamp rod is fixedly connected with the cylinder body; and the detection mechanism comprises a pedestal fixed on the base, and front and rear position sensors arranged at adjustable positions on the pedestal. The fixed-length conveying device can perform levelling and cutting continuously, and further has the advantages of smooth workpiece, direct measurement, and convenient adjustment.
Description
Technical field
The utility model belongs to the electronic chip packaging equipment technical field, is specifically related to a kind of integrated chip lead frame length conveying device.
Background technology
Need the integrated chip lead frame is carried out silver-plated processing before the integrated chip encapsulation, it is large in batches because integrated chip lead frame lining area is little, need to adopt pipelining, be about to large batch of integrated chip lead frame and carry out lining with web form, and then the coiled material blowing cut and the single-piece finished product.Because it is high that the flatness of integrated chip lead frame and surface quality thereof require, so need to after the smoothing of integrated chip lead frame coiled material, and then cut at once, in order to avoid cause new distortion and surface damage at transport process, this cutting is different from cutting of the large steel plate of soft film or rigidity, and especially the transmission of integrated chip lead frame can not be adopted the common transfer approach of film or steel plate and so on sheet material.
China Patent No. ZL201020175657.9 for example, name is called the utility model patent of " fixed-length cutting sectional compensation conveying system for films ", a kind of fixed-length cutting sectional compensation conveying system for films is disclosed, comprise belt, servomotor, Programmable Logic Controller and driving and driven roller, strap lug is on the driving and driven roller at two ends, the rotating shaft of drive roll connects the servomotor output shaft that is subjected to Controlled by Programmable Controller, the utility model also comprises the detection probe of film actual fed length on the front belt of monitoring severing, and detection probe is by the connection Programmable Logic Controller; Described detection probe is arranged in the belt top, and quantity is one or more.This Belt Transmission mode transmits the adhesive tape disc of softness on driving and driven roller, obviously be not suitable for the transmission that needs strictly smooth integrated chip lead frame; Moreover this scheme need not the panel leveling that film and so on is soft, if to steel plate leveling, then only needs independently to arrange straightening mechanism; The 3rd, this scheme is that dependence infers definite to stepping motor transport pulse number to the mensuration of sheet material length, and this contactless indirect determination scheme can make the result become insincere because of the error accumulation of middle all too many levels.
Summary of the invention
The utility model technical issues that need to address are, the coiled material that overcomes prior art transmit to adopt coil method, coiled material smoothing and cut mutually disconnect, cutoff length obtains the insecure defective of result indirectly by calculating, provide a kind of coiled material smoothing with cut accomplish without any letup, plate transmits without warp architecture, cutoff length with the reliable integrated chip lead frame length conveying device of direct method for measuring accurately.
The purpose of this utility model is achieved by following technical proposals: a kind of integrated chip lead frame length conveying device, comprise support and be provided with the microprocessor-based control device, it is characterized in that, be provided with straightening mechanism, material guide mechanism, transmission mechanism, feeding clip mechanism and testing agency at support; Straightening mechanism is parallel to each other and consist of by the upper and lower straightener roll that arranges that mutually staggers by at least three, is positioned at the centre-height capable of regulating of the straightener roll on upper strata; The material guide mechanism that is positioned at the straightening mechanism rear end is by parallel and can regulate two stock guides of mutual distance and be connected institute with guide rail on being fixed on support and consist of; Transmission mechanism is made of the straight line cylinder that is fixed on the support, step distance adjustment piece and rear step distance adjustment piece before the position, rear and front end that the slide rail of straight line cylinder is positioned at the straight line cylinder cylinder body is connected with respectively; Feeding clip mechanism is made of the clamp on the cylinder body that is hinged on straight line cylinder and the folding cylinder that is fixed on the cylinder body, the upper jaw of clamp and lower jaw respectively are provided with the material folding piece, the upper claw beam middle part of clamp is hinged with the piston rod of folding cylinder, and lower claw beam is fixedly connected with cylinder body; Testing agency comprises the pedestal that is fixed on the support, the front position inductor that is located at the adjustable position on the pedestal and rear position sensor, and front position inductor and rear position sensor are electrically connected with microprocessor.
Integrated chip lead frame coiled material is through the meticulous smoothing of straightening mechanism, reach material guide mechanism, parallel two stock guides guiding coiled material of material guide mechanism accurately moves forward, by the upper clamp of the feeding clip mechanism of controller control around hinge axis, the material folding piece of upper jaw and lower jaw is clamped the integrated chip lead frame, then the cylinder body of straight line cylinder drive clamp moves forward along slide rail, simultaneously also driving coiled material moves forward, here the place ahead of indication refers to the direction that coiled material moves, when cylinder body moves forward to when running into front step distance adjustment piece, front position inductor action, straight line cylinder stops, this moment, coiled material arrived the position of cutting mould, followed clamp on the folding cylinder releases, and coiled material is cut by cutting mould; Then straight line cylinder retreats when running into rear step distance adjustment piece to the cylinder body rear side again, rear position sensor action, and straight line cylinder stops to retreat, and system enters next process; The trapezium structure of upper and lower claw beam is walked around respectively stock guide, makes upper and lower jaw face the middle part of stock guide; This employing contact type measurement measurement of length value is reliable, avoids converting and the error accumulation of intermediate link, carefully adjusts the position of front step distance adjustment piece and rear step distance adjustment piece, just can accurately determine the cutoff length of integrated chip lead frame.
As preferably, described guide rail becomes mutual vertical relation setting with stock guide, and guide rail is horizontally set, and guide plate is vertically to arrange, and stock guide is provided with longitudinally adjustment tank and is furnished with the adjustment screw, and guide rail is fixedly connected with by the adjustment screw with stock guide.
As preferably, all be provided with buffer stopper and micrometer adjusting screw on front step distance adjustment piece and the rear step distance adjustment piece, the pitch of micrometer adjusting screw is less than or equal to 0.5mm.
As preferably, the material folding piece is made by rubber, is provided with the counterbore of two hold-down screws in the middle of the material folding piece.
As preferably, guide rail is provided with T-shaped groove, and described adjustment screw is T prefix screw, and adjustment tank is oval-shaped slot.
As preferably, the mounting base of testing agency comprises the slide bar that be arranged in parallel with described slide rail, front position inductor and rear position sensor are made of hall sensor, front position inductor and rear position sensor adjustable ground are arranged on the slide bar, the inductive head of front position inductor is corresponding with the front magnet steel that is fixed on the cylinder body trailing flank, and the inductive head of rear position sensor is corresponding with the rear magnet steel that is fixed on the cylinder body trailing flank.
As preferably, described folding cylinder is cylinder open in usual.
As preferably, upper jaw is in the stock guide top, and corresponding with the centre position of two stock guides, and a material folding piece is connected to the downside of upper jaw; Lower jaw is in the stock guide below, and corresponding with the centre position of two stock guides, and another material folding piece is connected to the upper side of lower jaw.
As preferably, upper jaw is provided with the oblong slots of up/down perforation, and screw is fixedly connected with the material folding piece by oblong slots; Lower jaw is provided with the oblong slots of up/down perforation, and screw is fixedly connected with another material folding piece by oblong slots.
The beneficial effects of the utility model are:
1, smooth with cutting continuously and carry out, workpiece is smooth;
2, directly certainty of measurement is high and stable;
3, slide rail is regulated in length and breadth, straight line cylinder drives, location fine setting buffering, and quality easy to adjust is good;
4, directly the location adds that inductor detects dual control.
Description of drawings
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 is the elevational schematic view of Fig. 1.
Among the figure, support 1; Straightening mechanism 2; Straightener roll 21; Centre-height adjusting mechanism 22; Material guide mechanism 3; Stock guide 31; Adjustment tank 311; Guide rail 32; T-shaped groove 33; Nut 34; Handle 341; Transmission mechanism 4; Straight line cylinder 41; Slide rail 42; Cylinder body 43; Front step distance adjustment piece 44; Rear step distance adjustment piece 45; Buffer stopper 46; Micrometer adjusting screw 47; Feeding clip mechanism 5; Upper jaw 51; Oblong slots 511; Lower jaw 52; Material folding piece 53; Testing agency 6; Pedestal 61; Front position inductor 62; Rear position sensor 63; Slide bar 64; Material supporting rack 7; Pole 71; Rubber roll 72; Cutting mechanism 8.
Embodiment
Below in conjunction with accompanying drawing and specific embodiments the utility model is further described.
Embodiment 1: as shown in Figure 1 and Figure 2, a kind of integrated chip lead frame length conveying device comprises support 1 and is provided with the microprocessor-based control device, is provided with straightening mechanism 2, material guide mechanism 3, transmission mechanism 4, feeding clip mechanism 5 and testing agency 6 at support 1; Straightening mechanism 2 by 5 parallel to each other and also 3 consist of at lower floor's straightener roll 21 that arranges that mutually staggers upper strata and 2, the straightener roll that is positioned at the upper strata is provided with centre-height adjusting mechanism 22; The material guide mechanism 3 that is positioned at the straightening mechanism rear end is by parallel and can regulate two stock guides 31 of mutual distance and be connected institute with 3 guide rails 32 on being fixed on support 1 and consist of; Transmission mechanism 4 is made of the straight line cylinder 41 that is fixed on the support 1, step distance adjustment piece 44 and rear step distance adjustment piece 45 before the position, rear and front end that the slide rail 42 of straight line cylinder 41 is positioned at straight line cylinder cylinder body 43 is connected with respectively; Feeding clip mechanism 5 is made of the clamp on the cylinder body 43 that is hinged on straight line cylinder and the folding cylinder that is fixed on the cylinder body, upper jaw 51 and the lower jaw 52 of clamp respectively are connected with the material folding piece, the upper claw beam middle part of clamp is hinged with the piston rod of folding cylinder, and lower claw beam is fixedly connected with cylinder body 41; Testing agency comprises the pedestal 61 that is fixed on the support 1, the front position inductor 62 that is located at the adjustable position on the pedestal 61 and rear position sensor 63, and front position inductor 62 and rear position sensor 63 are electrically connected with microprocessor.The arrival end of straightening mechanism 2 has material supporting rack 7, comprises symmetrically arranged two reclinate poles 71 on the material supporting rack 7, equidistantly is provided with a binder removal roller 72 on the pole 71, so that the initial end of integrated chip lead frame coiled material is introduced in the straightening mechanism.Upper jaw 51 is in stock guide 31 tops, and corresponding with the centre position of two stock guides, and a material folding piece is connected to the downside of upper jaw; Lower jaw 52 is in stock guide 31 belows, and corresponding with the centre position of two stock guides, and another material folding piece is connected to the upper side of lower jaw.
Integrated chip lead frame coiled material is introduced straightening mechanism 2 by material supporting rack 7, through straightening mechanism 2 meticulous smoothings, reach material guide mechanism 3, parallel two stock guides 31 guiding coiled materials of material guide mechanism 3 accurately move forward, by the upper clamp of the feeding clip mechanism 5 of controller control around hinge axis, the material folding piece 53 of upper jaw 51 and lower jaw 52 is clamped the integrated chip lead frame, then the cylinder body 43 drive clamps of straight line cylinder 41 move forward along slide rail 42, simultaneously also driving coiled material moves forward, when cylinder body 43 moves forward to when touching front step distance adjustment piece 44,62 actions of front position inductor, straight line cylinder 41 stops action, and this moment, coiled material arrived the position of cutting mechanism 8, then folding cylinder action, clamp in the release, coiled material is cut by cutting mould; When then straight line cylinder 41 retreats and runs into rear step distance adjustment piece 45 to cylinder body 43 rear sides, rear position sensor 63 actions, straight line cylinder 41 stops to retreat, and system enters next process; The trapezium structure of upper and lower claw beam is walked around respectively the above and below of stock guide 31, be and encircle posture, make upper jaw 51 and lower jaw 52 face the middle part of stock guide and rely on the folding cylinder that upper jaw 51 and lower jaw 52 are closed up and clamp integrated chip lead frame coiled material, the folding cylinder is cylinder open in usual; This employing contact transmits and to measure the measurement of length value reliable, avoids converting and the error accumulation of intermediate link, carefully adjusts the position of front step distance adjustment piece and rear step distance adjustment piece, just can accurately determine the cutoff length of integrated chip lead frame.
31 one-tenth mutual vertical relation settings of guide rail 32 and stock guide, guide rail 32 is horizontally set, stock guide 31 is vertically to arrange, stock guide 31 is provided with longitudinally adjustment tank 311 and is furnished with the adjustment screw, and guide rail 32 is fixedly connected with by adjusting screw with stock guide 31, and guide rail 32 is provided with T-shaped groove 33, adjusting screw is T prefix screw, adjustment tank 311 is oval-shaped slot, adjusts screw and is furnished with nut 34, and the side of nut 34 is fixed with handle 341 to be convenient to operation.Two joints before and after stock guide 31 comprises only need with a joint stock guide, then save stock guides with two when cutting than machining long workpieces when cutting than casual labourer's part.
All be provided with buffer stopper 46 and micrometer adjusting screw 47 on front step distance adjustment piece 44 and the rear step distance adjustment piece 45, the pitch of micrometer adjusting screw 47 is less than or equal to 0.5mm.
The mounting base 61 of testing agency 6 comprises the slide bar 64 that be arranged in parallel with described slide rail 42, front position inductor 62 and rear position sensor 63 are made of hall sensor, front position inductor 62 and rear position sensor 63 adjustable grounds are arranged on the slide bar 64, the inductive head of front position inductor 62 is corresponding with the front magnet steel that is fixed on cylinder body 43 trailing flanks, and the inductive head of rear position sensor 63 is corresponding with the rear magnet steel that is fixed on cylinder body 43 trailing flanks.
The utility model is used for the smoothing of integrated chip lead frame and cuts, have advantages of that smooth, the direct certainty of measurement of workpiece is high, straight line cylinder drives and location fine setting buffering is easy to adjust, double check control, if those skilled in the art does simple the modification or replacement to the foregoing invention content, such change can not think to break away from scope of the present utility model, and all will be included within the scope of claim of the present utility model the apparent modification of those skilled in the art like this.
Claims (9)
1. an integrated chip lead frame length conveying device comprises support and is provided with the microprocessor-based control device, it is characterized in that, is provided with straightening mechanism, material guide mechanism, transmission mechanism, feeding clip mechanism and testing agency at support; Straightening mechanism is parallel to each other and consist of by the upper and lower straightener roll that arranges that mutually staggers by at least three, is positioned at the centre-height capable of regulating of the straightener roll on upper strata; The material guide mechanism that is positioned at the straightening mechanism rear end is by parallel and can regulate two stock guides of mutual distance and be connected institute with guide rail on being fixed on support and consist of; Transmission mechanism is made of the straight line cylinder that is fixed on the support, step distance adjustment piece and rear step distance adjustment piece before the position, rear and front end that the slide rail of straight line cylinder is positioned at the straight line cylinder cylinder body is connected with respectively; Feeding clip mechanism is made of the clamp on the cylinder body that is hinged on straight line cylinder and the folding cylinder that is fixed on the cylinder body, the upper jaw of clamp and lower jaw respectively are provided with the material folding piece, the upper claw beam middle part of clamp is hinged with the piston rod of folding cylinder, and lower claw beam is fixedly connected with cylinder body; Testing agency comprises the pedestal that is fixed on the support, the front position inductor that is located at the adjustable position on the pedestal and rear position sensor, and front position inductor and rear position sensor are electrically connected with microprocessor.
2. integrated chip lead frame length conveying device according to claim 1, it is characterized in that, described guide rail becomes mutual vertical relation setting with stock guide, guide rail is horizontally set, guide plate is vertically to arrange, stock guide is provided with longitudinally adjustment tank and is furnished with the adjustment screw, and guide rail is fixedly connected with by adjusting screw with stock guide.
3. integrated chip lead frame length conveying device according to claim 1 and 2 is characterized in that, all is provided with buffer stopper and micrometer adjusting screw on front step distance adjustment piece and the rear step distance adjustment piece, and the pitch of micrometer adjusting screw is less than or equal to 0.5mm.
4. integrated chip lead frame length conveying device according to claim 3 is characterized in that, the material folding piece is made by rubber, is provided with the counterbore of two hold-down screws in the middle of the material folding piece.
5. integrated chip lead frame length conveying device according to claim 4 is characterized in that, guide rail is provided with T-shaped groove, and described adjustment screw is T prefix screw, and adjustment tank is oval-shaped slot.
6. integrated chip lead frame length conveying device according to claim 3, it is characterized in that, the mounting base of testing agency comprises the slide bar that be arranged in parallel with described slide rail, front position inductor and rear position sensor are made of hall sensor, front position inductor and rear position sensor adjustable ground are arranged on the slide bar, the inductive head of front position inductor is corresponding with the front magnet steel that is fixed on the cylinder body trailing flank, and the inductive head of rear position sensor is corresponding with the rear magnet steel that is fixed on the cylinder body trailing flank.
7. integrated chip lead frame length conveying device according to claim 6 is characterized in that, described folding cylinder is cylinder open in usual.
8. integrated chip lead frame length conveying device according to claim 7 is characterized in that, upper jaw is in the stock guide top, and corresponding with the centre position of two stock guides, and a material folding piece is connected to the downside of upper jaw; Lower jaw is in the stock guide below, and corresponding with the centre position of two stock guides, and another material folding piece is connected to the upper side of lower jaw.
9. integrated chip lead frame length conveying device according to claim 8 is characterized in that, upper jaw is provided with the oblong slots of up/down perforation, and screw is fixedly connected with the material folding piece by oblong slots; Lower jaw is provided with the oblong slots of up/down perforation, and screw is fixedly connected with another material folding piece by oblong slots.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220391501 CN202712145U (en) | 2012-08-09 | 2012-08-09 | Fixed-length conveying device for lead frame of integrated chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220391501 CN202712145U (en) | 2012-08-09 | 2012-08-09 | Fixed-length conveying device for lead frame of integrated chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202712145U true CN202712145U (en) | 2013-01-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220391501 Withdrawn - After Issue CN202712145U (en) | 2012-08-09 | 2012-08-09 | Fixed-length conveying device for lead frame of integrated chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202712145U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923516A (en) * | 2012-08-09 | 2013-02-13 | 浙江捷华电子有限公司 | Fixed length conveying device for integrated chip lead frame |
| CN109461690A (en) * | 2018-12-19 | 2019-03-12 | 深圳市浦洛电子科技有限公司 | A kind of IC running fix device and its assembly method |
-
2012
- 2012-08-09 CN CN 201220391501 patent/CN202712145U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102923516A (en) * | 2012-08-09 | 2013-02-13 | 浙江捷华电子有限公司 | Fixed length conveying device for integrated chip lead frame |
| CN102923516B (en) * | 2012-08-09 | 2015-02-25 | 浙江捷华电子有限公司 | Fixed length conveying device for integrated chip lead frame |
| CN109461690A (en) * | 2018-12-19 | 2019-03-12 | 深圳市浦洛电子科技有限公司 | A kind of IC running fix device and its assembly method |
| CN109461690B (en) * | 2018-12-19 | 2023-10-20 | 深圳市浦洛电子科技有限公司 | IC mobile positioning device and assembly method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130130 Effective date of abandoning: 20150225 |
|
| RGAV | Abandon patent right to avoid regrant |