CN111579965A

CN111579965A - Turnover feeding device of IC chip testing machine

Info

Publication number: CN111579965A
Application number: CN202010425721.2A
Authority: CN
Inventors: 邱琼娥
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-19
Filing date: 2020-05-19
Publication date: 2020-08-25

Abstract

The invention discloses a turnover feeding device of an IC chip testing machine, which structurally comprises an oil cylinder, a limiting straight rod, a door frame, a chip testing panel, a conveying turnover device, a supporting bottom frame, a label printing machine and a label printing groove, and has the following effects: the rotary kinetic energy generated by the front transmission roller and the rear transmission roller drives the conveyer belt to perform reciprocating rotary motion, each chip fixing mechanism arranged on the conveyer belt is enabled to be sequentially arranged, the integrated circuit chips can be sequentially driven one by one to enter the portal frame, the chips fixed inside the chip fixing mechanisms can be enabled to overturn through the chip overturning mechanism, the chip testing panel can perform complete current and voltage and anti-static detection on the chips, the chips which are detected completely are conveyed into the marking groove, the chips which are detected completely are marked and classified through the marking machine, accurate classification of the integrated circuit chips with different testing results in the later period is facilitated, and therefore testing and production speed of the integrated circuit chips are greatly improved.

Description

Turnover feeding device of IC chip testing machine

Technical Field

The invention relates to the field of IC chip processing equipment, in particular to an overturning and feeding device of an IC chip testing machine.

Background

IC chip IC is a miniature electronic device or component, and adopts a certain process, the elements of transistor, diode, resistor, capacitor and inductor, etc. required in a circuit and wiring are interconnected together, and made on a small semiconductor wafer or medium substrate, then packaged in a tube shell to obtain the miniature structure with required circuit function, after the packaging process of IC chip, it must be strictly detected to ensure product quality, and the test item includes all performance parameters of IC chip, such as current and voltage, etc., and the IC chip whose test result is not in the qualified range must be screened out, and the IC chips whose test results are different can be classified, and the test process is that after the IC chips of same production batch are concentrated, the same surface of every IC chip is formed into a straight line arrangement, the integrated circuit chips are generally collected in the same production batch, the same surfaces of the integrated circuit chips form a linear arrangement and are then conveyed to the testing machine to be tested one by one, the other surfaces of the integrated circuit chips are tested only by manually changing the surfaces of the integrated circuit chips, and the testing and production speed of the integrated circuit chips is greatly reduced.

Summary of the invention

Aiming at the defects of the prior art, the invention is realized by the following technical scheme: a turnover feeding device of an IC chip testing machine structurally comprises an oil cylinder, a limiting straight rod, a portal, a chip testing panel, a conveying turnover device, a supporting underframe, a label printing machine and a label printing groove, wherein the bottom of the supporting underframe is provided with the label printing machine, the label printing machine is arranged on the supporting underframe, the label printing groove is arranged above the label printing machine, the label printing groove and the supporting underframe are of an integrated structure, the top of the supporting underframe is provided with the conveying turnover device, the conveying turnover device and the label printing machine are mutually parallel and are arranged at the top of the supporting underframe, the portal is arranged above the conveying turnover device, the portal is vertically welded on the supporting underframe, the center of the top of the portal is provided with the oil cylinder, the oil cylinder is vertically arranged on the portal, the extending end of the oil cylinder is arranged downwards, the chip testing panel is arranged below the portal, and the extending end of the oil cylinder is connected, two limiting straight rods are arranged on two sides of the chip testing panel in parallel and at equal intervals, and the limiting straight rods are vertically buckled on the chip testing panel and are in sliding fit with the door frame.

As a further optimization of the technical scheme, the conveying and turning device comprises a front transmission roller, a positioning outer frame, a chip fixing mechanism, a chip turning mechanism, a conveying belt, a rear transmission roller and a telescopic rod, wherein the front transmission roller and the rear transmission roller are arranged at the front end and the rear end of the positioning outer frame, the front transmission roller and the rear transmission roller are parallel to each other and are arranged on the positioning outer frame, the conveying belt is arranged between the front transmission roller and the rear transmission roller, the front transmission roller and the rear transmission roller are connected through the conveying belt, more than two chip fixing mechanisms are arranged on the surface of the conveying belt in parallel, the chip fixing mechanisms are buckled and fixed on the groove opening of the conveying belt, the chip turning mechanism is arranged at the center of the conveying belt, and the chip turning mechanism, the front transmission roller and the rear transmission roller are parallel to each other, the chip turnover mechanism is arranged on the positioning outer frame, four telescopic rods are arranged on two sides of the positioning outer frame in parallel and equidistantly, and the telescopic rods are horizontally arranged on the positioning outer frame and are matched with the chip turnover mechanism at the extending ends.

As a further optimization of the technical proposal, the chip fixing mechanism consists of a limit outer frame, a fixed inner frame, a clamping piece, a limit cross rod, a spring, a driven wheel and a rotating shaft, a fixed inner frame is arranged in the limit outer frame, two rotating shafts are arranged on two sides of the fixed inner frame in an axisymmetric structure, the fixed inner frame is fixed on the limit outer frame through a rotating shaft, a driven wheel is arranged on the rotating shaft, the driven wheel is connected with the rotating shaft, two clamping pieces are arranged in the fixed inner frame in an axisymmetric structure, the bottom of the fixed inner frame is provided with two limiting cross bars in parallel and at equal intervals, the limiting cross bars and the fixed inner frame are parallel to each other and are arranged in the fixed inner frame, the clamping piece and the limiting cross rod are in sliding fit, two springs are arranged at two ends of the limiting cross rod in an axisymmetric structure, and the front end and the rear end of each spring are connected with the clamping piece and the fixed inner frame respectively.

As a further optimization of the technical proposal, the chip turnover mechanism consists of a transmission belt, a side frame, a slide block, an outer transverse groove, a central turnover roller and an inner transverse groove, the central overturning roller is provided with two parallel transmission belts at equal intervals, the central overturning roller is arranged at the central position of the transmission belts, the surface of the driving belt is provided with an outer transverse groove, the inner wall of the driving belt is provided with an inner transverse groove, the inner transverse groove and the outer transverse groove are integrated with the driving belt, the transmission belt is matched with the central overturning roller through the inner transverse groove, two side frames are arranged on two sides of the central overturning roller in an axisymmetric structure, the center of the side frame is arranged on the central turning roller and is parallel to the transmission belt, the outer ring of the side frame is evenly provided with sliding blocks, the slide block is welded with the side frame, and the side frame is in sliding fit with the transmission belt through the slide block.

As the further optimization of this technical scheme, center upset roller constitute by sliding sleeve, card strip, action wheel, spacing ring, commentaries on classics roller central point put and to be the axisymmetric structure and be equipped with two action wheels, action wheel and commentaries on classics roller fixed connection, action wheel one side be equipped with the spacing ring, spacing ring and action wheel structure as an organic whole, action wheel outer lane on evenly distributed have the card strip, card strip and action wheel structure as an organic whole, the commentaries on classics roller both ends be the axisymmetric structure and be equipped with two sliding sleeves, sliding sleeve and commentaries on classics roller adopt sliding fit.

As a further optimization of the technical scheme, the rear transmission roller consists of a resistance increasing layer, a transmission wheel, limiting wheels, a roller and a transmission shaft, the transmission shaft is arranged at the center of the roller and fixedly connected with the roller, the two limiting wheels are arranged at the middle section of the roller in parallel and equidistantly, the limiting wheels are connected with the roller through a slewing bearing, the transmission wheels are arranged at two ends of the roller, the transmission wheel and the roller are of an integrated structure, the resistance increasing layer is arranged on the outer wall of the transmission wheel, and the resistance increasing layer and the transmission wheel are of an integrated structure.

As a further optimization of the technical scheme, the driving wheel and the driven wheel are the same in component structure, the driving wheel is matched with an inner transverse groove of the transmission belt through the clamping strip, and the transmission belt is matched with an outer ring of the driven wheel through an outer transverse groove.

As a further optimization of the technical scheme, the rear transmission roller and the front transmission roller are the same in component structure, one limiting wheel is connected with one end of one transmission belt on the same side, and the transmission wheels are matched with the conveying belt through the resistance increasing layer.

Advantageous effects

The turnover feeding device of the IC chip testing machine has the advantages of reasonable design and strong functionality, and has the following beneficial effects:

the conveying and turning device mainly comprises a front driving roller, a chip fixing mechanism, a chip turning mechanism, a conveyer belt and a rear driving roller, wherein the conveyer belt can be driven to do reciprocating rotary motion through driving torque generated by the front driving roller and the rear driving roller, so that each chip fixing mechanism arranged on the conveyer belt can orderly drive integrated circuit chips one by one into a portal frame, the integrated circuit chips fixed in the chip fixing mechanism can be turned through the chip turning mechanism, a chip testing panel can carry out complete current and voltage and antistatic detection on the integrated circuit chips, the detected integrated circuit chips are conveyed into a marking groove, the integrated circuit chips which are detected are marked and classified through a marking machine, and the integrated circuit chips with different testing results can be accurately classified in the later period, thereby greatly improving the test and production speed of the integrated circuit chip;

the fixed inner frame is arranged in the limiting outer frame through rotating shafts arranged on two sides, two clamping pieces are arranged in the fixed inner frame in an axisymmetric structure, the two clamping pieces are in sliding fit with two limiting cross rods arranged in parallel, a spring is arranged between the clamping pieces and the fixed inner frame, and the linear distance between the two limiting cross rods arranged in parallel is always larger than the width of the clamped chip, so that integrated circuit chips with different sizes can be clamped and fixed by opposite acting force generated by the clamping pieces, and the connecting structure of the driven wheel and the rotating shafts can ensure that the fixed inner frame is turned over after the driven wheel and a driving belt are in matched stress, thereby realizing the fixing and turning operation of the integrated circuit chips;

the invention has the same structure of components consisting of a driving wheel and a driven wheel, the driving wheel is matched with an inner transverse groove of a transmission belt through a clamping strip, the transmission belt is matched with an outer ring of the driven wheel through an outer transverse groove, because side frames are in sliding fit with the transmission belt through a sliding block, one side frame is correspondingly matched with one transmission belt arranged on the same side, and two parallel telescopic rods are connected with one side frame in one group, the transmission belt can be contacted with or separated from the driven wheel by utilizing linear kinetic energy generated by the telescopic rods, when the rotation of the transmission belt is stopped and a chip needs to be turned over, the outer ring of the driven wheel is matched with the outer transverse groove when the transmission belt moves, a central turning roller is rotated by utilizing driving torque generated by a motor, and the fixed inner frames arranged on the transmission belt are driven to turn over synchronously by the matching of the clamping strip and, thereby greatly improving the testing efficiency of the chip;

the center of the transmission belt is matched with the driving wheel, the components formed by the rear transmission roller and the front transmission roller have the same structure, one limiting wheel is connected with one end of one transmission belt on the same side, and the limiting wheel is arranged on the roller through a rotary support, so that when the roller is driven by a motor to rotate, the transmission belt arranged in the transmission belt cannot rotate along with the rotating lead of the roller, under the structure formed by connecting the driving wheel, the driven wheel, the side frame and the telescopic rod, the transmission belt can form an independent structure in the transmission belt, can move linearly under the drive of the telescopic rod, controls the contact or separation with the driven wheel, can move back under the drive of the roller, and controls the orientation or the overturn of the fixed inner frame.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic diagram of a front view of an overturning loading device of an IC chip tester according to the present invention;

FIG. 2 is a schematic top view of the transferring and flipping apparatus of the present invention;

FIG. 3 is a schematic top view of the chip fixing mechanism of the present invention;

FIG. 4 is a schematic side view of the chip turnover mechanism of the present invention;

FIG. 5 is a schematic top view of the center-upset roll of the present invention;

FIG. 6 is a schematic side sectional view of the rear drive roller of the present invention.

In the figure: an oil cylinder-1, a limiting straight rod-2, a door frame-3, a chip testing panel-4, a conveying turnover device-5, a front transmission roller-51, a positioning outer frame-52, a chip fixing mechanism-53, a limiting outer frame-53 a, a fixing inner frame-53 b, a clamping piece-53 c, a limiting cross bar-53 d, a spring-53 e, a driven wheel-53 f, a rotating shaft-53 g, a chip turnover mechanism-54, a transmission belt-54 a, a side frame-54 b, a sliding block-54 c, an outer transverse groove-54 d, a central turnover roller-54 e, a sliding sleeve-54 e1, a clamping strip-54 e2, a driving wheel-54 e3, a limiting ring-54 e4, a rotating roller-54 e5, an inner transverse groove-54 f, a conveying belt-55, a rear transmission roller-56, Resistance increasing layer-56 a, driving wheel-56 b, limiting wheel-56 c, roller-56 d, driving shaft-56 e, telescopic rod-57, supporting bottom frame-6, marking machine-7 and marking groove-8.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.

Example 1

Referring to fig. 1-4, the present invention provides an embodiment of an overturning loading device of an IC chip tester:

referring to fig. 1, the structure of the turnover feeding device of the IC chip testing machine comprises an oil cylinder 1, a limiting straight rod 2, a gantry 3, a chip testing panel 4, a conveying turnover device 5, a supporting underframe 6, a label printing machine 7 and a label printing groove 8, wherein the bottom of the supporting underframe 6 is provided with the label printing machine 7, the label printing machine 7 is arranged on the supporting underframe 6, the label printing groove 8 is arranged above the label printing machine 7, the label printing groove 8 and the supporting underframe 6 are of an integrated structure, the top of the supporting underframe 6 is provided with the conveying turnover device 5, the conveying turnover device 5 and the label printing machine 7 are parallel to each other and are arranged at the top of the supporting underframe 6, the gantry 3 is arranged above the conveying turnover device 5, the gantry 3 is vertically welded on the supporting underframe 6, the center of the top of the gantry 3 is provided with the oil cylinder 1, the oil cylinder 1 is vertically arranged on the gantry 3 and the extending end of the oil cylinder is arranged downwards, 3 below of portal be equipped with chip test panel 4, chip test panel 4 and 1 extension end of hydro-cylinder connect, 4 parallel equidistance in chip test panel both sides be equipped with two spacing straight-

bars

2, 2 perpendicular locks of spacing straight-bar on chip test panel 4 and adopt sliding fit with portal 3.

Referring to fig. 2, the conveying and flipping device 5 includes a front driving roller 51, a positioning outer frame 52, a chip fixing mechanism 53, a chip flipping mechanism 54, a conveyor belt 55, a rear driving roller 56, and a telescopic rod 57, the positioning outer frame 52 is disposed above the marking slot 8 and fastened to the top of the supporting chassis 6, the front and rear ends of the positioning outer frame 52 are provided with the front driving roller 51 and the rear driving roller 56, the front driving roller 51 and the rear driving roller 56 are parallel to each other and mounted on the positioning outer frame 52, the conveyor belt 55 is disposed between the front driving roller 51 and the rear driving roller 56, the front driving roller 51 and the rear driving roller 56 are connected by the conveyor belt 55, the surface of the conveyor belt 55 is provided with two or more chip fixing mechanisms 53 in parallel arrangement, the chip fixing mechanism 53 is fastened and fixed on the notch of the conveyor belt 55, the center of the conveyor belt 55 is provided with the chip flipping mechanism 54, the chip turnover mechanism 54 is parallel to the front transmission roller 51 and the rear transmission roller 56, the chip turnover mechanism 54 is mounted on the positioning outer frame 52, four telescopic rods 57 are parallelly and equidistantly arranged on two sides of the positioning outer frame 52, the telescopic rods 57 are horizontally mounted on the positioning outer frame 52, and the extending ends of the telescopic rods 57 are matched with the chip turnover mechanism 54.

Referring to fig. 3, the chip fixing mechanism 53 is composed of a limiting outer frame 53a, a fixing inner frame 53b, clamping pieces 53c, a limiting cross bar 53d, a spring 53e, a driven wheel 53f and a rotating shaft 53g, the limiting outer frame 53a is fastened and fixed on a rectangular notch on the surface of a conveying belt 55, the fixing inner frame 53b is arranged inside the limiting outer frame 53a, two rotating shafts 53g are arranged on two sides of the fixing inner frame 53b in an axisymmetric structure, the fixing inner frame 53b is fixed on the limiting outer frame 53a through the rotating shaft 53g, the driven wheel 53f is arranged on the rotating shaft 53g, the driven wheel 53f is connected with the rotating shaft 53g, the two clamping pieces 53c are arranged inside the fixing inner frame 53b in an axisymmetric structure, the two limiting cross bars 53d are arranged at the bottom of the fixing inner frame 53b in parallel and equidistant manner, the limiting cross bar 53d and the fixing inner frame 53b are parallel, clamping piece 53c and spacing horizontal pole 53d adopt sliding fit, spacing horizontal pole 53d both ends be the axisymmetric structure and be equipped with two springs 53e, spring 53e around both ends be connected with clamping piece 53c and fixed inside casing 53b respectively, the linear distance between two spacing horizontal poles 53d of parallel arrangement is greater than the width behind the chip by the centre gripping all the time.

Referring to fig. 4, the chip flipping mechanism 54 comprises a transmission belt 54a, side frames 54b, a slider 54c, an outer transverse groove 54d, a central flipping roller 54e, and an inner transverse groove 54f, wherein two transmission belts 54a are disposed on the central flipping roller 54e in parallel and at equal intervals, the central flipping roller 54e is disposed at the central position of the transmission belt 54a, the outer transverse groove 54d is disposed on the surface of the transmission belt 54a, the inner transverse groove 54f is disposed on the inner wall of the transmission belt 54a, the inner transverse groove 54f and the outer transverse groove 54d are integrated with the transmission belt 54a, the transmission belt 54a is matched with the central flipping roller 54e through the inner transverse groove 54f, two side frames 54b are disposed on two sides of the central flipping roller 54e in an axisymmetric structure, the central position of the side frame 54b is mounted on the central flipping roller 54e and is parallel to the transmission belt 54a, the sliding blocks 54c are uniformly arranged on the outer ring of the side frame 54b, the sliding blocks 54c are welded with the side frame 54b, the side frame 54b is in sliding fit with the transmission belt 54a through the sliding blocks 54c, one side frame 54b is correspondingly matched with one transmission belt 54a arranged on the same side, the two parallel telescopic rods 57 form a group and are connected with one side frame 54b, and the transmission belt 54a is matched with the outer ring of the driven wheel 53f through the outer transverse groove 54 d.

Example 2

Referring to fig. 1-6, the present invention provides an embodiment of an overturning loading device of an IC chip tester:

bars

Referring to fig. 5, the central flipping roller 54e is composed of a sliding sleeve 54e1, a locking strip 54e2, a driving wheel 54e3, a limit ring 54e4 and a rotating roller 54e5, the center of the rotating roller 54e5 is provided with two driving wheels 54e3 in an axisymmetric structure, the driving wheel 54e3 is fixedly connected with the rotating roller 54e5, one side of the driving wheel 54e3 is provided with the limit ring 54e4, the limit ring 54e4 and the driving wheel 54e3 are integrated, the locking strips 54e2 are uniformly distributed on the outer ring of the driving wheel 54e3, the locking strip 54e2 and the driving wheel 54e3 are integrated, the driving wheel 54e3 is matched with an inner transverse groove 54f of a driving belt 54a through the locking strip 54e2, the parts composed of the locking strip 54e3 and a driven wheel 53f have the same structure, two ends of the rotating roller 54e5 are provided with two sliding sleeves 54e 8654 e and sliding sleeves 8454 e 8653 matched with the sliding roller 8454 e, the sliding sleeve 54e1 is arranged at the center of the side frame 54b and welded with the side frame, and the rotating roller 54e5 rotates through the driving torque generated by the motor.

Referring to fig. 6, the rear driving roller 56 comprises a resistance increasing layer 56a, a driving wheel 56b, a limiting wheel 56c, a roller 56d and a driving shaft 56e, the rear driving roller 56 and the front driving roller 51 have the same component structure, the driving shaft 56e is arranged at the center of the roller 56d, the driving shaft 56e is fixedly connected with the roller 56d, the driving shaft 56e rotates through the driving torque generated by the motor, two limiting wheels 56c are arranged at the middle section of the roller 56d in parallel and equidistantly, the limiting wheels 56c are connected with the roller 56d through a rotary support, one limiting wheel 56c is connected with one end of one driving belt 54a on the same side, the driving wheels 56b are arranged at the two ends of the roller 56d, the driving wheel 56b and the roller 56d are of an integrated structure, the resistance increasing layer 56a is arranged on the outer wall of the driving wheel 56b, the resistance increasing layer 56a and the driving wheel 56b are of an integrated structure, and the driving wheel 56b is matched with the conveying belt 55 through the resistance increasing layer 56 a.

The specific realization principle is as follows:

the driving torque generated by the front driving roller 51 and the rear driving roller 56 can drive the conveyer belt 55 to do reciprocating rotary motion, so that each chip fixing mechanism 53 arranged on the conveyer belt 55 can drive the integrated circuit chips one by one in order to enter the door frame 3, the integrated circuit chips fixed in the chip fixing mechanisms 53 can be turned over by the chip turning mechanism 54, the chip testing panel 4 can carry out complete current and voltage and antistatic detection on the integrated circuit chips, the detected integrated circuit chips are transmitted into the marking groove 8, the integrated circuit chips which are detected are marked and classified by the marking machine 7, and the integrated circuit chips with different testing results can be accurately classified in the later period, thereby greatly improving the testing and production speed of the integrated circuit chips, because the fixed inner frame 53b is arranged in the limiting outer frame 53a through the rotating shafts 53g arranged on the two sides, the fixed inner frame 53b is provided with two clamping pieces 53c in an axisymmetric structure, the two clamping pieces 53c are in sliding fit with two limit transverse rods 53d arranged in parallel, a spring 53e is arranged between the clamping pieces 53c and the fixed inner frame 53b, and the linear distance between the two limit transverse rods 53d arranged in parallel is always larger than the width of the clamped chip, so integrated circuit chips with different sizes can be clamped and fixed by the opposite acting force generated by the clamping pieces 53c, and the driven wheel 53f and the rotating shaft 53g are connected by a connecting structure, so that the fixed inner frame 53b can be turned over after the driven wheel 53f and the driving belt 54a are matched and stressed, thereby realizing the fixing and turning operation of the integrated circuit chips, because the component structure formed by the driving wheel 54e3 and the driven wheel 53f is the same, the driving wheel 54e3 is matched with the inner transverse groove 54f of the driving belt 54a through a clamping strip 54e2, and the transmission belt 54a is matched with the outer ring of the driven wheel 53f through the outer transverse groove 54d, because the side frames 54b are in sliding fit with the transmission belt 54a through the sliding blocks 54c, one side frame 54b is correspondingly matched with one transmission belt 54a arranged on the same side, and two parallel telescopic rods 57 are connected with one side frame 54b in one group, the transmission belt 54a can be contacted with or separated from the driven wheel 53f by utilizing the linear kinetic energy generated by the telescopic rods 57, when the transmission belt 55 stops rotating and the chips need to be turned over, the outer ring of the driven wheel 53f is matched with the outer transverse groove 54d when the transmission belt 54a moves, the central turning roller 54e is rotated by utilizing the driving torque generated by the motor, and the transmission belt 54a is driven to rotate through the matching of the clamping strips 54e2 and the inner transverse groove 54f, thereby realizing the synchronous turning of all the fixed inner frames 53b arranged on the transmission, further, the testing efficiency of the chip is greatly improved, because the center position of the transmission belt 54a is matched with the driving wheel 54e3, the components formed by the rear transmission roller 56 and the front transmission roller 51 have the same structure, one limiting wheel 56c is connected with one end of one transmission belt 54a on the same side, and the limiting wheel 56c is mounted on the roller 56d through a rotary support, when the roller 56d is driven by a motor to rotate, the transmission belt 54a arranged in the transmission belt 55 can not rotate along with the rotating lead of the roller 56d, under the structure formed by connecting the driving wheel 54e3, the driven wheel 53f, the side frame 54b and the telescopic rod 57, the transmission belt 54a can form an independent structure in the transmission belt 55, can move linearly under the drive of the telescopic rod 57, controls the contact or separation with the driven wheel 53f, and can move back under the drive of the roller 56d, controls the orientation or turning of the fixed inner frame 53 b.

While there have been shown and described what are at present considered the fundamental principles of the invention, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but rather, is capable of numerous changes and modifications in various forms without departing from the spirit or essential characteristics thereof, and it is intended that the invention be limited not by the foregoing descriptions, but rather by the appended claims and their equivalents.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a upset loading attachment of IC chip test machine, its structure includes is hydro-cylinder (1), spacing straight-bar (2), portal (3), chip test panel (4), conveying turning device (5), supports chassis (6), seal mark machine (7), seal mark groove (8), its characterized in that:

support chassis (6) bottom be equipped with seal mark machine (7), seal mark machine (7) top be equipped with seal mark groove (8), support chassis (6) top be equipped with conveying turning device (5), conveying turning device (5) top be equipped with portal (3), portal (3) top be equipped with hydro-cylinder (1), portal (3) below be equipped with chip test panel (4), chip test panel (4) both sides be equipped with spacing straight-bar (2).

2. The flip loading device of the IC chip testing machine as claimed in claim 1, wherein: conveying turning device (5) roll roller (51), location outrigger (52), chip fixed establishment (53), chip tilting mechanism (54), conveyer belt (55), back transmission roll roller (56), telescopic link (57) by preceding transmission and constitute, location outrigger (52) around both ends be equipped with preceding transmission and roll roller (51) and back transmission and roll roller (56), preceding transmission roll roller (51) and back transmission roll and be equipped with conveyer belt (55) between roller (56), conveyer belt (55) arrange on the surface have chip fixed establishment (53), conveyer belt (55) central point put and be equipped with chip tilting mechanism (54), location outrigger (52) both sides be equipped with telescopic link (57).

3. The flip loading device of the IC chip testing machine as set forth in claim 2, wherein: chip fixed establishment (53) constitute by spacing frame (53a), fixed inside casing (53b), clamping piece (53c), spacing horizontal pole (53d), spring (53e), follow driving wheel (53f), pivot (53g), spacing frame (53a) inside be equipped with fixed inside casing (53b), fixed inside casing (53b) both sides be equipped with pivot (53g), pivot (53g) on be equipped with from driving wheel (53f), fixed inside casing (53b) inside be equipped with clamping piece (53c), fixed inside casing (53b) bottom be equipped with spacing horizontal pole (53d), spacing horizontal pole (53d) both ends be equipped with spring (53 e).

4. The flip loading device of the IC chip testing machine as set forth in claim 2, wherein: chip tilting mechanism (54) constitute by drive belt (54a), side bearer (54b), slider (54c), outer transverse groove (54d), central upset roller (54e), interior transverse groove (54f), central upset roller (54e) on be equipped with drive belt (54a), drive belt (54a) on the surface be equipped with outer transverse groove (54d), drive belt (54a) inner wall on be equipped with interior transverse groove (54f), central upset roller (54e) both sides be equipped with side bearer (54b), side bearer (54b) outer lane on arrange slider (54 c).

5. The flip loading device of the IC chip testing machine as claimed in claim 4, wherein: the center overturning roller (54e) consists of a sliding sleeve (54e1), a clamping strip (54e2), a driving wheel (54e3), a limiting ring (54e4) and a rotating roller (54e5), wherein the driving wheel (54e3) is arranged at the center of the rotating roller (54e5), the limiting ring (54e4) is arranged on one side of the driving wheel (54e3), the clamping strip (54e2) is distributed on the outer ring of the driving wheel (54e3), and the sliding sleeve (54e1) is arranged at two ends of the rotating roller (54e 5).

6. The flip loading device of the IC chip testing machine as set forth in claim 2, wherein: the rear transmission roller (56) consists of a resistance increasing layer (56a), a transmission wheel (56b), a limiting wheel (56c), a roller (56d) and a transmission shaft (56e), the transmission shaft (56e) is arranged at the center of the roller (56d), the limiting wheel (56c) is arranged at the middle section of the roller (56d), the transmission wheels (56b) are arranged at the two ends of the roller (56d), and the resistance increasing layer (56a) is arranged on the outer wall of the transmission wheel (56 b).

7. The flip loading device of the IC chip testing machine as claimed in claim 5, wherein: the driving wheel (54e3) and the driven wheel (53f) are identical in component structure, the driving wheel (54e3) is matched with an inner transverse groove (54f) of the transmission belt (54a) through a clamping strip (54e2), and the transmission belt (54a) is matched with an outer ring of the driven wheel (53f) through an outer transverse groove (54 d).

8. The flip loading device of the IC chip testing machine as claimed in claim 6, wherein: the rear transmission roller (56) and the front transmission roller (51) are identical in component structure, the limiting wheel (56c) is connected with one end of the transmission belt (54a) on the same side, and the transmission wheel (56b) is matched with the conveying belt (55) through the resistance increasing layer (56 a).