Jacking assembly suitable for conveying mechanism of die bonder

Abstract

The utility model relates to the field of die bonding packaging, and discloses a jacking assembly suitable for a die bonder conveying mechanism, which comprises a jacking base, an X-direction power piece, a jacking linkage block, a Z-direction sliding seat and a suction nozzle supporting block, the X-direction power piece is arranged at one end of the jacking base, the jacking linkage block is connected with the working end of the X-direction power piece, and the Z-direction sliding seat is arranged on the Z-direction sliding seat. The jacking linkage block is provided with a linkage inclined face, and the height of the linkage inclined face is gradually increased from the end away from the X-direction power piece to the X-direction power piece. The Z-direction sliding seat is arranged at the other end of the jacking base in a sliding mode, the Z-direction sliding seat is rotationally provided with a pin roller, the pin roller makes contact with the linkage inclined face, the suction nozzle supporting block is arranged on the Z-direction sliding seat, the jacking linkage block is driven by the X-direction power piece to stretch out, the pin roller is forced by the linkage inclined face of the jacking linkage block to move upwards so as to drive the suction nozzle supporting block to move upwards, and the suction nozzle is driven to move upwards. And the product with the pin in the product assembly is jacked up. According to the scheme, the structure is simple, and the products with the pins of the product assemblies conveyed by the conveying rail can be sucked conveniently and separated from the ship-shaped jig.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of die bonding packaging, and particularly relates to a jacking assembly suitable for a die bonder conveying mechanism. BACKGROUND

[0002] Die bonding is a key link in semiconductor device manufacturing, directly affecting the performance, reliability and cost of devices, and plays an important role in promoting the overall development of the semiconductor industry. The existing die bonder track is loaded on the planar product on the boat jig through a copper support. For products with pins, the product has a three-dimensional structure, and the pins are located on the lower side of the boat jig. After the boat jig loads the product, it cannot be transmitted on the track and positioned before die bonding, which is not convenient for die bonding. Therefore, the product with pins cannot be produced on the linear die bonder, thereby affecting the die bonding capacity. Therefore, it is necessary to provide a jacking assembly suitable for a die bonder conveying mechanism, which has a simple structure and can separate the product with pins from the boat jig. SUMMARY

[0003] To solve the problems existing in the prior art, the utility model provides a novel jacking assembly suitable for a die bonder conveying mechanism to solve the problem that the existing die bonder conveying mechanism is not convenient for separating the product with pins from the boat jig.

[0004] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0005] A jacking assembly suitable for a die bonder conveying mechanism separates the product with pins from the boat jig through the jacking assembly, the inner side of the conveying track is provided with at least one jacking assembly, the jacking assembly comprises a jacking base, an X-direction power element, a jacking linkage block, a Z-direction sliding seat and a suction nozzle support block, the X-direction power element is arranged at one end of the jacking base, the jacking linkage block is connected with the working end of the X-direction power element, the jacking linkage block is provided with a linkage inclined surface with gradually increasing height from the end away from the X-direction power element to the X-direction power element;

[0006] The Z-direction sliding seat is slidingly arranged at the other end of the jacking base, the Z-direction sliding seat is rotationally provided with a roller, the roller is in contact with the linkage inclined surface, the suction nozzle support block is arranged on the Z-direction sliding seat, the X-direction power element drives the jacking linkage block to extend, the linkage inclined surface of the jacking linkage block forces the roller to move upward to drive the suction nozzle support block to move upward, and the product with pins in the product assembly is jacked up.

[0007] Further, the jacking base is a box-shaped structure with an open top, a cover plate is arranged at the opening of the jacking base, an installation cavity is formed in the jacking base, the X-direction power element, the jacking linkage block, the Z-direction sliding seat and the nozzle support block are all arranged in the installation cavity, and the cover plate is provided with an opening corresponding to the position of the nozzle support block.

[0008] Further, at least one support element is arranged on the inner side of the conveying track, the top of each of the two side plates of the jacking base extends outward to form a connecting portion, the connecting portion is provided with at least one connecting screw hole extending through the connecting portion and extending to the support element, a connecting bolt is arranged in the connecting screw hole, and the connecting bolt is inserted into the connecting screw hole of the connecting portion and the support element to connect the connecting portion and the support element.

[0009] Further, one side of the jacking linkage block is provided with an X-direction guide rail, and the X-direction guide rail is slidably connected to one side plate of the jacking base; the other side of the jacking linkage block is provided with a Z-direction guide rail, and the Z-direction sliding seat is slidably connected to the other side plate of the jacking base through the Z-direction guide rail.

[0010] Further, the working end of the X-direction power element is provided with a pressure relief block, a pressure relief groove is formed in the end of the jacking linkage block close to the X-direction power element, and the end of the pressure relief block close to the jacking linkage block extends into the pressure relief groove.

[0011] Further, the top of the nozzle support block is provided with a nozzle element.

[0012] Further, a spring element is arranged at the end of the Z-direction sliding seat away from the X-direction power element, and the top of the spring element is connected to the bottom of the cover plate.

[0013] Further, a plurality of insertion elements are arranged around the periphery of the cover plate, a lock catch is arranged at the top of the jacking base corresponding to the position of the insertion elements, and the insertion elements are inserted into the lock catch to connect the cover plate and the jacking base.

[0014] Further, the product assembly comprises a boat-shaped jig, a plurality of bearing positions are uniformly arranged along the length of the boat-shaped jig, a product with a pin is placed in each bearing position, and a plurality of connecting holes are arranged on the outer side of the boat-shaped jig.

[0015] The beneficial effect of the prior art is that, by adopting the above scheme, the utility model has the advantages of simple structure, convenient positioning of the product with pins before die bonding on the track, first extending by the X-direction power element, driving the jacking linkage block to move forward along the X-direction guide rail, the linkage inclined surface of the jacking linkage block being tangent to the roller, the linkage inclined surface being in contact with the roller and pressing the roller to move upward, the Z-direction sliding seat moving forward along the Z-direction guide rail, driving the suction nozzle support block to move upward, the suction nozzle support block being in contact with the product with pins below and sucking the product with pins, and the product being driven by the Z-direction to separate from the boat-shaped jig, so as to facilitate die bonding production of the product with pins on the linear die bonder, and has good market application value. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a structure schematic view of a jacking assembly suitable for a die bonder conveying mechanism of an embodiment of the utility model;

[0017] Figure 2 is a structure schematic view of a jacking assembly of the utility model; Figure 1 is a structure schematic view of a jacking assembly of an embodiment of the utility model;

[0018] Figure 3 is a structure schematic view of a jacking assembly of an embodiment of the utility model; Figure 1 is a structure schematic view of a jacking assembly of an embodiment of the utility model;

[0019] Figure 4 is a sectional view of a jacking assembly of an embodiment of the utility model; Figure 1

[0020] In the drawing, 1, conveying track; 2, support element; 3, jacking assembly; 30, cover plate; 301, through opening; 302, insertion element; 31, jacking base; 311, jacking bottom plate; 312, connecting part; 313, connecting screw hole; 314, connecting bolt; 32, X-direction guide rail; 33, jacking linkage block; 331, pressure reduction groove; 332, pressure reduction block; 34, Z-direction guide rail; 35, Z-direction sliding seat; 36, roller; 37, suction nozzle support block; 371, suction nozzle element; 38, spring element; 39, X-direction power element; 4, product assembly; 41, boat-shaped jig; 42, product with pins. DETAILED DESCRIPTION

[0021] In order to facilitate those skilled in the art to understand the utility model, the specific implementation of the utility model is described below in combination with the drawings. The preferred embodiments of the utility model are given in the drawings. However, the utility model can be realized in many different forms, and is not limited to the embodiments described in the specification. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0022] ​It should be noted that when an element is referred to as being "on" another element, it can be directly on the other element or intervening elements can also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements can also be present. The terms "mounted," "fixed," "front side," "back side," and the like as used herein are for the purpose of illustration only and do not limit the scope of the present application.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

[0024] One embodiment of the present application is as shown in Figure 1 、 4 The jacking assembly suitable for the die bonder conveying mechanism separates the pin-equipped product 42 of the product assembly 4 conveyed by the conveying track 1 from the boat-shaped jig 41 through the jacking assembly 3. The inner side of the conveying track 1 is provided with at least one jacking assembly 3. The jacking assembly 3 comprises a jacking base 31, an X-direction power element 39, a jacking linkage block 33, a Z-direction sliding base 35 and a suction nozzle support block 37. The X-direction power element 39 is arranged at one end of the jacking base 31. The jacking linkage block 33 is connected with the working end of the X-direction power element 39. The jacking linkage block 33 is provided with a linkage inclined surface gradually increasing in height from the end away from the X-direction power element 39 to the direction of the X-direction power element 39.

[0025] The Z-direction sliding base 35 is slidingly arranged at the other end of the jacking base 31. The Z-direction sliding base 35 is rotatably provided with a roller 36. The roller 36 is in contact with the linkage inclined surface. The suction nozzle support block 37 is arranged on the Z-direction sliding base 35. The X-direction power element 39 drives the jacking linkage block 33 to extend. The linkage inclined surface of the jacking linkage block 33 forces the roller 36 to move upward to drive the suction nozzle support block 37 to move upward, thereby jacking up the pin-equipped product 42 in the product assembly 4.

[0026] The lifting assembly 3 suitable for the conveying mechanism of the die bonder in the embodiment is suitable for semiconductor back-end packaging, so as to solve the problem of die bonding of products with pins on a linear die bonder, facilitate positioning of the products with pins before die bonding on the track, and the X-direction power piece 39 is first extended to drive the lifting linkage block 33 to move forward along the X-direction rail 32, the linkage inclined surface of the lifting linkage block 33 is tangent to the roller 36, the linkage inclined surface is in contact with the roller 36, and the roller 36 is forced to move upward, so that the Z-direction sliding seat 35 moves forward along the Z-direction rail 34, the suction nozzle support block 37 is driven to move upward, the suction nozzle support block 37 is in contact with the product with pins 42 below, and the product with pins 42 is sucked, and the product with pins 42 is driven to move forward in the Z direction to separate from the boat-shaped jig 41, so as to facilitate die bonding of the product with pins 42 on the linear die bonder.

[0027] Specifically, the power source selected in the embodiment is a cylinder and a motor, and the selected cylinder, motor and other components are existing components; the left end of the conveying track 1 is an inlet end, and the right end is an outlet end, the product assembly 4 is driven to move along the track X, and the product with pins 42 is positioned, glued and die bonded during the movement.

[0028] In the embodiment, as shown in Figure 3 , the lifting base 31 is a box-shaped structure with an open top, a cover plate 30 is arranged at the opening of the lifting base 31, an installation cavity is formed in the lifting base 31, the X-direction power piece 39, the lifting linkage block 33, the Z-direction sliding seat 35 and the suction nozzle support block 37 are arranged in the installation cavity, and the cover plate 30 is provided with an opening 301 corresponding to the position of the suction nozzle support block 37.

[0029] Specifically, the lifting base 31 includes a lifting bottom plate 311 and four side plates extending in the same direction perpendicular to the lifting bottom plate 311 from the periphery of the lifting bottom plate 311, and the lifting bottom plate 311 and the four side plates surround the installation cavity, when the suction nozzle support block 37 is in the initial state, the suction nozzle support block 37 is not higher than or slightly higher than the cover plate 30, when the X-direction power piece 39 drives the lifting linkage block 33 to move right along the X-direction rail 32, the roller 36 is forced to move upward, so that the suction nozzle support block 37 passes through the opening 301 and contacts the product with pins 42 below, and the product with pins 42 is sucked.

[0030] In the embodiment, as shown in Figure 1 , 2As shown, the inner side of the conveying track 1 is provided with at least one support 2, the top of the opposite side plates of the jacking base 31 extends outward to form a connecting portion 312, the connecting portion 312 is provided with at least one connecting screw hole 313 extending through itself and extending to the support 2, the connecting screw hole 313 is provided with a connecting bolt 314, the connecting bolt 314 is inserted into the connecting screw hole 313 of the connecting portion 312 and the support 2 to connect the connecting portion 312 and the support 2.

[0031] Specifically, the top of the side plates on the left and right sides of the jacking base 31 extends outward to form a connecting portion 312, and the connecting bolt 314 is screwed into the connecting screw hole 313 of the connecting portion 312 and the support 2 to detachably connect the jacking assembly 3 and the support 2.

[0032] In this embodiment, as shown in the figure, Figure 2 The connecting portion 312 is provided with at least one fine adjustment member, and the fine adjustment member is connected with the support 2 to level the jacking assembly.

[0033] Specifically, two fine adjustment members are arranged on the connecting portion 312 on the left and right sides of the jacking base 31, and the two fine adjustment members are located outside the connecting screw hole 313. The fine adjustment member can be a fine adjustment screw, and the jacking assembly is leveled by screwing the fine adjustment screw.

[0034] In this embodiment, as shown in the figure, Figure 2 One side of the jacking linkage block 33 is provided with an X-direction guide rail 32, and the X-direction guide rail 32 is slidably connected with one side plate of the jacking base 31; the other side of the jacking linkage block 33 is provided with a Z-direction guide rail 34, and the Z-direction sliding seat 35 is slidably connected with the other side plate of the jacking base 31 through the Z-direction guide rail 34.

[0035] Specifically, the X-direction power member 39 is arranged at the left end of the jacking base 31, the Z-direction sliding seat 35 is located at the right end of the jacking base 31, and the X-direction guide rail 32 is arranged at the right part of the rear side plate of the jacking base 31, so that the X-direction power member 39 drives the jacking linkage block 33 to move along the X-direction guide rail 32.

[0036] The height of the linkage inclined surface of the jacking linkage block 33 gradually decreases from left to right, the Z-direction guide rail 34 is arranged on the right part of the front side plate of the jacking base 31, the X-direction power element 39 drives the jacking linkage block 33 to move right along the X-direction guide rail 32, the linkage inclined surface of the jacking linkage block 33 is in contact with the roller 36 and presses the roller 36 to move upward, thereby making the suction nozzle support block 37 move upward along the Z-direction guide rail 34, the suction nozzle support block 37 extends from the opening 301 of the cover plate 30, and the product with a pin in the product assembly 4 is jacked up, so that the product with a pin 42 is separated from the boat-shaped jig 41 of the product assembly 4.

[0037] In the embodiment, as shown in Figure 4 The working end of the X-direction power element 39 is provided with a pressure relief block 332, one end of the jacking linkage block 33 close to the X-direction power element 39 is provided with a pressure relief groove 331, and one end of the pressure relief block 332 close to the jacking linkage block 33 extends into the pressure relief groove 331.

[0038] Specifically, the left end of the jacking linkage block 33 is provided with a pressure relief groove 331, the right end of the X-direction power element 39 is provided with the pressure relief block 332, the right side of the pressure relief groove 331 is provided with an elastic element, the pressure relief block 332 extends into the pressure relief groove 331 and is in contact with the elastic element, and in the process that the X-direction power element 39 drives the jacking linkage block 33 to move right along the X-direction guide rail 32, the elastic element in the pressure relief groove 331 provides an opposite force, so as to avoid that the X-direction power element 39 is too strong, and the suction nozzle support block 37 has a buffer when being in contact with the product with a pin 42.

[0039] In the embodiment, as shown in Figure 3 The top of the suction nozzle support block 37 is provided with a suction nozzle element 371.

[0040] Specifically, the suction nozzle element 371 is arranged at the middle part of the top side of the suction nozzle support block 37, the product with a pin 42 is sucked by the suction nozzle element 371 in the process that the suction nozzle support block 37 moves upward, and the product with a pin in the product assembly 4 is jacked up after continuous upward movement.

[0041] In the embodiment, as shown in Figure 2 , 3 The end of the Z-direction sliding seat 35 away from the X-direction power element 39 is provided with a spring element 38, and the top of the spring element 38 is connected with the bottom of the cover plate 30.

[0042] Specifically, the spring element 38 is arranged at the right end of the Z-direction sliding seat 35, and provides a downward force for the suction nozzle support block 37.

[0043] In this embodiment, the jacking assembly 3 is extended by the X-direction power member 39, which drives the jacking linkage block 33 to move forward along the X-direction guide rail 32. The linkage slope of the jacking linkage block 33 is tangent to the roller 36, so that the linkage slope is in contact with the roller 36, which drives the Z-direction slide 35 to move forward along the Z-direction guide rail 34, drives the suction nozzle support block 37 to move upward, and the suction nozzle support block 37 is in contact with the leaded product 42 below, and sucks the leaded product 42, and drives the product to move away from the boat jig 41 in the Z-direction. At this time, the spring member 38 is compressed because the linkage slope of the jacking linkage block 33 is in contact with the roller 36, and the jacking linkage block 33 is provided with a retaining force by the X-direction guide rail 32, and the Z-direction slide 35 is provided with a retaining force by the Z-direction guide rail 34, so that the leaded product 42 can be kept horizontal during die bonding even if it is subjected to mounting force. When the X-direction power member 39 is retracted, it drives the jacking linkage block 33 to reset, and the compression force of the spring member 38 drives the suction nozzle support block 37 to move downward, so that it is separated from the leaded product 42, and drives the leaded product 42 to fall back to the boat jig 41.

[0044] In this embodiment, as shown in Figure 2 The periphery of the cover plate 30 is provided with a plurality of inserts 302, and the top of the jacking base 31 corresponds to the position of the inserts 302, and is provided with a lock catch. The inserts 302 are inserted into the lock catch to connect the cover plate 30 and the jacking base 31.

[0045] Specifically, each of the left and right sides of the cover plate 30 is provided with an insert 302. The insert 302 includes an insert lock seat, an insert lock rod, and an insert lock head. The insert lock seat is arranged on the cover plate 30, the insert lock rod is arranged on the insert lock seat, and the insert lock head is arranged at the end of the insert lock rod away from the insert lock seat. During the pressing process of the cover plate 30, the insert lock head is inserted into the lock catch to fix the cover plate 30 on the jacking base 31.

[0046] In this embodiment, as shown in Figure 1 The product assembly 4 includes a boat jig 41. The boat jig 41 is uniformly provided with a plurality of bearing positions along its own length direction. The leaded product 42 is placed in the bearing position. The boat jig 41 is provided with a plurality of connecting holes outside the bearing position.

[0047] Specifically, the middle part of the boat-shaped jig 41 is uniformly provided with a plurality of bearing positions along its own length direction, and a plurality of connecting holes are equidistantly distributed on the front and rear sides of the boat-shaped jig 41; the product with pins 42 comprises pins, the pins pass through the bearing positions and are located on the lower side of the boat-shaped jig 41; the front and rear sides of the boat-shaped jig 41 are both downwardly extended and bent to form guide portions, and the rollers on the front and rear sides of the conveying track 1 slide into the two guide portions to lift the bottom of the boat-shaped jig 41.

[0048] It should be noted that each of the above technical features continues to combine to form various embodiments not listed above, which are all considered within the scope of the description of the utility model; and for those skilled in the art, the above description can be improved or changed, and all these improvements and changes shall belong to the protection scope of the appended claims of the utility model.

Claims

1. A lifting assembly suitable for a die bonder conveying mechanism, wherein the lifting assembly separates the leaded product of a product assembly conveyed by a conveying track from a boat-shaped fixture, characterized in that: At least one lifting assembly (3) is provided on the inner side of the conveying track (1). The lifting assembly (3) includes a lifting base (31), an X-direction power component (39), a lifting linkage block (33), a Z-direction slide (35), and a suction nozzle support block (37). The X-direction power component (39) is located at one end of the lifting base (31). The lifting linkage block (33) is connected to the working end of the X-direction power component (39). The lifting linkage block (33) has a linkage inclined surface whose height gradually increases from the end away from the X-direction power component (39) toward the X-direction power component (39). The Z-axis slide (35) is slidably disposed at the other end of the lifting base (31). The Z-axis slide (35) is rotatably provided with a roller (36). The roller (36) contacts the linkage inclined surface. The suction nozzle support block (37) is disposed on the Z-axis slide (35). The lifting linkage block (33) is extended by the X-axis power member (39). The linkage inclined surface of the lifting linkage block (33) forces the roller (36) to move upward, thereby driving the suction nozzle support block (37) to move upward and lifting the leaded product (42) in the product assembly (4).

2. The lifting assembly suitable for a die bonder conveying mechanism according to claim 1, characterized in that, The lifting base (31) is a box-shaped structure with an open top. A cover plate (30) is provided at the opening of the lifting base (31). An installation cavity is formed inside the lifting base (31). The X-direction power component (39), the lifting linkage block (33), the Z-direction slide (35), and the suction nozzle support block (37) are all located in the installation cavity. The cover plate (30) has an opening (301) corresponding to the position of the suction nozzle support block (37).

3. The lifting assembly suitable for a die bonder conveying mechanism according to claim 2, characterized in that, At least one support member (2) is provided on the inner side of the conveying track (1). The tops of the opposite side plates of the lifting base (31) extend outward to form a connecting part (312). The connecting part (312) is provided with at least one connecting screw hole (313) that penetrates itself and extends to the support member (2). A connecting bolt (314) is provided in the connecting screw hole (313). The connecting bolt (314) is inserted into the connecting screw hole (313) of the connecting part (312) and the support member (2) to connect the connecting part (312) and the support member (2).

4. The lifting assembly suitable for a die bonder conveying mechanism according to claim 1, characterized in that, An X-axis guide rail (32) is provided on one side of the lifting linkage block (33), and is slidably connected to one side plate of the lifting base (31) through the X-axis guide rail (32); a Z-axis guide rail (34) is provided on the other side of the lifting linkage block (33), and the Z-axis slide block (35) is slidably connected to the other side plate of the lifting base (31) through the Z-axis guide rail (34).

5. The lifting assembly suitable for a die bonder conveying mechanism according to claim 4, characterized in that, The working end of the X-direction power component (39) is provided with a pressure reducing block (332), and the lifting linkage block (33) has a pressure reducing groove (331) at one end near the X-direction power component (39). The end of the pressure reducing block (332) near the lifting linkage block (33) extends into the pressure reducing groove (331).

6. The lifting assembly suitable for a die bonder conveying mechanism according to claim 1, characterized in that, The top of the suction support block (37) is provided with a suction nozzle (371).

7. The lifting assembly suitable for a die bonder conveying mechanism according to claim 2, characterized in that, A spring (38) is provided at the end of the Z-axis slide (35) away from the X-axis power member (39), and the top of the spring (38) is connected to the bottom of the cover plate (30).

8. The lifting assembly suitable for a die bonder conveying mechanism according to claim 2, characterized in that, The cover plate (30) has multiple inserts (302) around its periphery. The top of the lifting base (31) is provided with a latch corresponding to the position of the inserts (302). The inserts (302) are inserted into the latch to connect the cover plate (30) and the lifting base (31).

9. The lifting assembly suitable for a die bonder conveying mechanism according to claim 1, characterized in that, The product component (4) includes a boat-shaped fixture (41), which has multiple bearing positions evenly arranged along its own length direction. A product (42) with pins is placed in the bearing position, and the boat-shaped fixture (41) has multiple connection holes on the outside of the bearing position.

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