CN219519636U

CN219519636U - Rejection mechanism capable of rejecting chips with appearance defects

Info

Publication number: CN219519636U
Application number: CN202223603978.6U
Authority: CN
Inventors: 洪小龙
Original assignee: Suzhou Lingwei Electronic Technology Co ltd
Current assignee: Suzhou Lingwei Electronic Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-08-15
Anticipated expiration: 2032-12-30

Abstract

The utility model belongs to the technical field of chips, in particular to a removing mechanism capable of removing chips with appearance defects, which comprises a base, wherein the base is provided with a plurality of grooves; the top of the base is provided with a groove; through positioning mechanism's setting, according to the difference of the size of chip, the standing groove has been seted up at the top of placing the piece for the card is put the chip, it is spacing to the chip, make it can not appear putting the angle skew, guaranteed going on of scanning and detection, then press the placing block to the locating piece, make the locating piece insert and establish to the constant head tank in, at this in-process, the toper piece receives the compression and shrink in the spacing inslot, then the toper piece is exerted pressure to the spring through the sliding block, until the bottom of placing the piece and the laminating of conveyer belt's surface, the locating piece is embedded into the constant head tank completely promptly, under the effect of spring elastic force, make the sliding block promote the toper piece to pop out, the one end of toper piece inserts and establishes to the draw-in groove, and promote reset piece and locating lever removal.

Description

Rejection mechanism capable of rejecting chips with appearance defects

Technical Field

The utility model relates to the technical field of chips, in particular to a removing mechanism capable of removing chips with appearance defects.

Background

In our life, most of electronic products, such as core unit chips of computers, mobile phones, recorders, televisions and the like, are closely related to semiconductors, while semiconductor chips are made of semiconductor materials, and before the semiconductor chips are produced and packaged, defect detection of pins of the element chips is a necessary premise for correct packaging, and other appearance defect detection is a quality guarantee of packaged elements.

The existing mechanism for detecting and removing the defects of the chips consists of a conveyor belt, a detector, an absorber and the like, the chips are placed on the conveyor belt and conveyed below the detector, the chips are scanned and detected by the detector, and when the appearance defects of the chips are found, the absorber is started to suck out the defective chips.

The placement angle of the chips is affected due to placement, transmission vibration and the like in the process of transmitting the chips through the transmission belt, so that the chips are offset in angle, the position of the detector is usually fixed, the situation of detection error and detection omission occurs, and the number of defective products after detection is increased; therefore, a rejecting mechanism capable of rejecting chips with appearance defects is provided for solving the above problems.

Disclosure of Invention

In order to make up for the defects in the prior art, the placement angle of the chips is influenced by the reasons of placement, transmission vibration and the like in the process of transmitting the chips through a transmission belt, so that the chips are offset in angle, the position of a detector is usually fixed, the situation of detection error and detection omission occurs, and the problem of increasing the number of defective products after detection is caused.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a removing mechanism capable of removing chips with appearance defects, which comprises a base; the top of the base is provided with a groove, one side of the inner wall of the groove is rotatably provided with a driving rod, the other side of the inner wall of the groove is rotatably provided with a transmission rod, the driving rod is connected with the transmission rod through a transmission belt, one side of the top of the base is fixedly provided with a detection frame, the inner top wall of the detection frame is fixedly provided with a detector, and the top of the base is connected with an absorber;

the positioning mechanism comprises a positioning block fixedly mounted on the outer surface of the transmission belt, a limiting groove is formed in the positioning block, a sliding block in sliding connection is mounted in the limiting groove, one end of the sliding block is elastically connected with the inner side wall of the limiting groove through a spring, a conical block in fixed connection is mounted at the other end of the sliding block, a placing block is arranged on the transmission belt, a positioning groove matched with the positioning block is formed in the bottom of the placing block, a clamping groove is formed in the inner side wall of the positioning groove, a resetting block in sliding connection is mounted in the clamping groove, a positioning rod is fixedly mounted on one side surface of the resetting block, and the other end of the positioning rod penetrates through the placing block and is communicated with the outside.

Preferably, one side of base top fixed mounting has the containing box, the inside wall of containing box is provided with the protection pad.

Preferably, one end of the positioning rod, which is positioned outside, is fixedly provided with a knob, and the outer wall of the knob is provided with anti-skid patterns.

Preferably, the top fixed mounting of base has the rejection frame, the spout has been seted up to one side of rejection frame, sliding block is installed to the sliding block in the spout, the one end of slider extends the spout and fixed mounting has electric telescopic handle, electric telescopic handle's output and the top fixed connection of adsorber.

Preferably, the top of the base is fixedly provided with an illumination frame, and one side surface of the illumination frame, which is close to the detector, is fixedly provided with an illumination lamp.

Preferably, the inner bottom wall of the placing block is provided with a protective layer, the inner bottom wall of the placing block is provided with an adsorption groove, and a suction nozzle is arranged in the adsorption groove.

Preferably, a controller is fixedly arranged on one side of the front surface of the base, and an operation panel is arranged on the other side of the front surface of the base.

Preferably, the placing block is an elastic placing block, and the placing blocks are provided with a plurality of groups.

The utility model has the advantages that:

according to the utility model, through the arrangement of the positioning mechanism, different placing blocks are selected according to the different sizes of chips, the top of each placing block is provided with the placing groove for clamping and placing the chips, the chips are limited, so that the placing angle deviation cannot occur, the scanning and detection are ensured, then the placing blocks are pressed towards the positioning blocks, the positioning blocks are inserted into the positioning grooves, in the process, the conical blocks are compressed and contracted into the limiting grooves, then the conical blocks exert pressure on the springs through the sliding blocks until the bottoms of the placing blocks are attached to the outer surface of the conveyor belt, namely the positioning blocks are completely embedded into the positioning grooves, under the action of spring force, the sliding blocks push the conical blocks to pop out, one end of each conical block is inserted into the clamping groove, and the reset blocks and the positioning rods are pushed to move.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of the structure of the placement block of the present utility model;

FIG. 4 is a schematic view of a portion of the cross-sectional structure of FIG. 3 according to the present utility model;

FIG. 5 is a second schematic view of the partial cross-sectional structure of FIG. 3 according to the present utility model.

In the figure: 1. a base; 2. a groove; 3. a driving rod; 4. a transmission rod; 5. a detection frame; 6. a detector; 7. an adsorber; 8. a positioning mechanism; 81. a positioning block; 82. a sliding block; 83. a conical block; 84. placing a block; 85. a positioning groove; 86. a clamping groove; 87. a reset block; 88. a positioning rod; 9. a storage box; 10. a knob; 11. removing the frame; 12. a chute; 13. an electric telescopic rod; 14. a lighting rack; 15. a suction nozzle; 16. and a controller.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a removing mechanism for removing chips with appearance defects includes a base 1; the top of the base 1 is provided with a groove 2, one side of the inner wall of the groove 2 is rotatably provided with a driving rod 3, the other side of the inner wall of the groove 2 is rotatably provided with a transmission rod 4, the driving rod 3 is connected with the transmission rod 4 through a transmission belt, one side of the top of the base 1 is fixedly provided with a detection frame 5, the inner top wall of the detection frame 5 is fixedly provided with a detector 6, and the top of the base 1 is connected with an absorber 7;

the positioning mechanism 8 is arranged on the conveyor belt, the positioning mechanism 8 comprises a positioning block 81 fixedly arranged on the outer surface of the conveyor belt, a limiting groove is formed in the positioning block 81, a sliding block 82 in sliding connection is arranged in the limiting groove, one end of the sliding block 82 is elastically connected with the inner side wall of the limiting groove through a spring, a conical block 83 in fixed connection is arranged at the other end of the sliding block 82, a placing block 84 is arranged on the conveyor belt, a positioning groove 85 matched with the positioning block 81 is formed in the bottom of the placing block 84, a clamping groove 86 is formed in the inner side wall of the positioning groove 85, a reset block 87 in sliding connection is arranged in the clamping groove 86, a positioning rod 88 is fixedly arranged on one side surface of the reset block 87 away from the positioning block 81, and the other end of the positioning rod 88 penetrates through the placing block 84 and is communicated with the outside; in operation, the chip is placed and vibration is transmitted by the conveyor belt, so that the chip is offset in angle, the position of the detector 6 is usually fixed, detection errors and missed detection are caused, and the number of defective products after detection is increased, so that the removing mechanism is applied to chip production and removing of chips with appearance defects, in particular, by setting the positioning mechanism 8, different placing blocks 84 are selected according to the size of the chip, the top of the placing block 84 is provided with a placing groove for clamping the chip, the chip is limited, the placing angle is not offset, scanning and detection are guaranteed, the placing block 84 is pressed towards the positioning block 81, the positioning block 81 is inserted into the positioning groove 85 in the process, the conical block 83 is compressed and contracted into the limit groove, then the conical block 83 applies pressure to the spring through the sliding block 82 until the bottom of the placement block 84 is attached to the outer surface of the conveyor belt, namely, the positioning block 81 is completely embedded into the limit groove 85, under the action of spring force, the sliding block 82 pushes the conical block 83 to pop out, one end of the conical block 83 is inserted into the clamping groove 86, and pushes the reset block 87 and the positioning rod 88 to move, when the placement block 84 is to be replaced, the positioning rod 88 is pressed to be positioned at one end outside, the limit and positioning of the positioning block 81 on the placement block 84 are released, thereby solving the problem that the placement angle of the chip is influenced by placement and conveying vibration and the like in the process of conveying the chip through the conveyor belt, the chip is offset in angle, the position of the detector 6 is usually fixed, the condition of detection error and detection omission occurs, causing a problem of an increase in the number of defective products after detection.

A storage box 9 is fixedly arranged on one side of the top of the base 1, and a protection pad is arranged on the inner side wall of the storage box 9; during operation, the defective chips are uniformly collected by the aid of the accommodating box 9 and the absorber 7, so that subsequent processing is facilitated.

The knob 10 is fixedly arranged at one end of the positioning rod 88, which is positioned outside, and anti-skid patterns are arranged on the outer wall of the knob 10; in operation, the positioning rod 88 is conveniently pressed by the knob 10, and the positioning rod 88 is limited.

The top of the base 1 is fixedly provided with a removing frame 11, one side surface of the removing frame 11 is provided with a sliding groove 12, a sliding block is slidably arranged in the sliding groove 12, one end of the sliding block extends out of the sliding groove 12 and is fixedly provided with an electric telescopic rod 13, and the output end of the electric telescopic rod 13 is fixedly connected with the top of the absorber 7; when the detector 6 detects chips with defective appearance during operation, an electric signal of the detector 6 is transmitted to the controller 16 through connection, namely, a screw rod for driving the sliding block to move is rotationally arranged in the sliding groove 12, a motor for driving the screw rod to rotate is fixedly arranged on the removing frame 11, the electric telescopic rod 13 is started to drive the absorber 7 to move downwards, the defective chips are adsorbed, the motor is started to drive the screw rod to rotate, the sliding block is driven to move, and the sliding block drives the absorber 7 to move away from the range of the conveyor belt through the electric telescopic rod 13 and put down.

The top of the base 1 is fixedly provided with an illumination frame 14, and one side surface of the illumination frame 14, which is close to the detector 6, is fixedly provided with an illumination lamp; in operation, the illumination rack 14 and the illumination lamp thereon are arranged so as to enhance and ensure the brightness in the detection and rejection process.

The inner bottom wall of the placement block 84 is provided with a protective layer, the inner bottom wall of the placement block 84 is provided with an adsorption groove, and the adsorption groove is internally provided with a suction nozzle 15; during operation, the inner bottom wall of the placement block 84 is provided with a protective layer, protection of the chip against the board is guaranteed, the chip is adsorbed through the arrangement of the suction nozzle 15, and the chip fixing and limiting stability is guaranteed.

A controller 16 is fixedly arranged on one side of the front surface of the base 1, and an operation panel is arranged on the other side of the front surface of the base 1; during operation, the controller 16 is connected with the operation panel through the arrangement of the controller 16 and the operation panel in a circuit manner, and the controller 16 is connected with other power equipment, so that a stable and good foundation is provided for the removal and classification operation of chips.

The placement blocks 84 are arranged as elastic placement blocks 84, and a plurality of groups of placement blocks 84 are arranged; in operation, the placement block 84 is arranged as an elastic placement block 84, so that the placement block 84 can be operated by matching with a conveyor belt, and a plurality of groups of chips can be placed conveniently.

The theory of operation, through the setting of positioning mechanism 8, according to the difference of the size of chip, the standing groove has been seted up at the top of standing block 84, be used for the card to put the chip, spacing, make it can not appear putting the angle skew, guaranteed scanning and detection go on, then press down locating piece 84 to locating piece 81, make locating piece 81 insert and establish to the constant head tank 85 in, in this process, conical block 83 receives the compression and go into the spacing inslot, then conical block 83 is through slider 82 to the spring application pressure, until the bottom of standing block 84 and the surface laminating of conveyer belt, namely locating piece 81 is embedded completely in the constant head tank 85, under the effect of spring force, make slider 82 promote conical block 83 to pop out, the one end of conical block 83 inserts and establishes to draw-in groove 86, and promote reset block 87 and locating lever 88 movement, when placing block 84 to be changed, press down locating piece 88 is located external one end, remove 81 and establish spacing and location to locating piece 84, in this process, when detector 6 detects the chip of defective outward appearance, the electrical signal transmission controller 16 is connected to the conveyer 16, and the motor is driven by the electric signal generator is connected to the motor, and the electric motor is driven by the rotation of the leading to take down the absorber, and the electric motor is driven by the slider 13 is rotated, and the fixed carrier 13 is rotated, and then is driven and is moved by the expansion and is moved by the slider 13.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. A removing mechanism capable of removing chips with appearance defects comprises a base (1); the top of base (1) is seted up flutedly (2), actuating lever (3) are installed in one side rotation of recess (2) inner wall, actuating lever (4) are installed in the opposite side rotation of recess (2) inner wall, actuating lever (3) are connected its characterized in that with actuating lever (4) through the conveyer belt: a detection frame (5) is fixedly arranged on one side of the top of the base (1), a detector (6) is fixedly arranged on the inner top wall of the detection frame (5), and an absorber (7) is connected to the top of the base (1);

the positioning mechanism (8) is arranged on the conveyor belt, the positioning mechanism (8) comprises a positioning block (81) fixedly arranged on the outer surface of the conveyor belt, a limiting groove is formed in the positioning block (81), a sliding block (82) which is connected in a sliding mode is arranged in the limiting groove, one end of the sliding block (82) is elastically connected with the inner side wall of the limiting groove through a spring, a conical block (83) which is fixedly connected is arranged at the other end of the sliding block (82), a placing block (84) is arranged on the conveyor belt, a positioning groove (85) which is matched with the positioning block (81) is formed in the bottom of the placing block (84), a clamping groove (86) is formed in the inner side wall of the positioning groove (85), a reset block (87) which is connected in a sliding mode is arranged in the clamping groove (86), a side face of the reset block (87) away from the positioning block (81) is fixedly provided with a positioning rod (88), and the other end of the positioning rod (88) penetrates through the placing block (84) and is communicated with the outside.

2. A culling mechanism for culling chips with appearance defects according to claim 1, wherein: one side of base (1) top fixed mounting has containing box (9), the inside wall of containing box (9) is provided with the protection pad.

3. A culling mechanism for culling chips with appearance defects according to claim 1, wherein: one end of the positioning rod (88) located outside is fixedly provided with a knob (10), and the outer wall of the knob (10) is provided with anti-skid patterns.

4. A culling mechanism for culling chips with appearance defects according to claim 1, wherein: the top fixed mounting of base (1) has rejection frame (11), spout (12) have been seted up to one side of rejection frame (11), slidable mounting has the slider in spout (12), spout (12) are extended to the one end of slider and fixed mounting have electric telescopic handle (13), the output of electric telescopic handle (13) is fixedly connected with the top of adsorber (7).

5. A culling mechanism for culling chips with appearance defects according to claim 1, wherein: the top of the base (1) is fixedly provided with an illumination frame (14), and one side surface of the illumination frame (14) close to the detector (6) is fixedly provided with an illumination lamp.

6. A culling mechanism for culling chips with appearance defects according to claim 1, wherein: the inner bottom wall of the placement block (84) is provided with a protective layer, the inner bottom wall of the placement block (84) is provided with an adsorption groove, and a suction nozzle (15) is arranged in the adsorption groove.

7. A culling mechanism for culling chips with appearance defects according to claim 1, wherein: a controller (16) is fixedly arranged on one side of the front face of the base (1), and an operation panel is arranged on the other side of the front face of the base (1).

8. A culling mechanism for culling chips with appearance defects according to claim 1, wherein: the placement blocks (84) are arranged to be elastic placement blocks (84), and the placement blocks (84) are provided with a plurality of groups.