Suction nozzle for die bonder

Abstract

The utility model relates to the technical field of die bonders, in particular to a suction nozzle for a die bonder, which comprises a suction rod, a suction nozzle body and a maintenance device, the suction nozzle body is arranged below the suction rod body, the maintenance device is arranged on the surface of the suction nozzle body and comprises a connector, and the connector is fixedly connected with the surface of the suction nozzle body. According to the utility model, through the arrangement of the maintenance device, the suction nozzle in the die bonder can be replaced conveniently, and the problems that the surface of the suction nozzle is easy to wear and the service life of the suction nozzle is influenced in the long-time use process of the conventional die bonder suction nozzle can be effectively solved. In the prior art, regular replacement is needed, however, in the replacement process, a fastening screw needs to be manually taken down through a tool, operation is tedious, dismounting cannot be conducted when no tool exists, and then the overall usability of equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of crystal bonding machines, in particular to a suction nozzle used for crystal bonding machines. Background Art

[0002] A die bonder is a device used in the electronic assembly process, mainly used to stick chips (wafers) on substrates. In the die bonder process, the suction nozzle is a key component. The suction nozzle is mainly used to suck the chip from the feeder and stick it on the substrate to achieve the grabbing effect.

[0003] The inventor discovered in his daily work that the surface of the existing crystal bonding machine nozzle is easily worn during long-term use and needs to be replaced regularly. However, during the replacement process, it is necessary to manually use tools to remove the fastening screws, which makes the operation cumbersome and impossible to disassemble without tools, which leads to the problem that the nozzle in the crystal bonding machine is not easy to disassemble quickly during maintenance. Utility Model Content

[0004] The utility model aims to solve the defect of the prior art that it is inconvenient to quickly disassemble during maintenance, and proposes a suction nozzle for a crystal bonding machine.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a suction nozzle for a crystal bonding machine, comprising a suction rod, a suction nozzle body and a maintenance device, the suction nozzle body is arranged below the suction rod body, the maintenance device is arranged on the surface of the suction nozzle body, the maintenance device comprises a connecting head, the connecting head is fixedly connected to the surface of the suction nozzle body, the surface of the suction rod is fixedly connected with a connecting sleeve, the connecting head is plugged into the inner wall of the connecting sleeve, the inner wall of the connecting sleeve is slidably connected with a clamping block, the surface of the connecting head is provided with a clamping groove, the clamping block is plugged into the inner wall of the clamping groove, through the above-mentioned components, the suction nozzle body can be quickly assembled by inserting the clamping block in the connecting sleeve into the clamping groove on the surface of the connecting head, which is convenient for subsequent quick disassembly for maintenance.

[0006] Preferably, the surface of the connecting sleeve is fixedly connected with special-shaped block one and special-shaped block two, and the inner wall of the connecting sleeve is respectively provided with special-shaped groove one and special-shaped groove two, and the special-shaped block one and special-shaped block two are respectively plugged into the inner walls of special-shaped groove one and special-shaped groove two, and through the above-mentioned components, special-shaped block one cooperates with special-shaped block two, and preliminary positioning can be performed when placing the connecting head and the nozzle body.

[0007] Preferably, a connecting rod is fixedly connected to the surface of the block, a control member is rotatably connected to the surface of the connecting rod, and a U-shaped member is fixedly connected to the surface of the connecting sleeve. Through the above components, the control member can easily control the movement of the block, and rotating the control member into the U-shaped member can achieve position limiting of the block.

[0008] Preferably, a spring is sleeved on the surface of the connecting rod, and the two ends of the spring are fixedly connected to the surfaces of the connecting rod and the control member respectively. Through the above components, the spring can keep the control member in a tilted state at all times, while improving the stability of the control member in the U-shaped member.

[0009] Preferably, an auxiliary device is provided on one side surface of the connecting sleeve, and the auxiliary device includes an elastic pad, and the elastic pad is arranged on one side of the connecting sleeve, and the elastic pad is plugged into the inner wall of the connecting sleeve. A placement sleeve is fixedly connected to one side surface of the connecting sleeve, and a placement rod is fixedly connected to one side surface of the elastic pad, and the placement rod is plugged into the inner wall of the placement sleeve. Through the above components, during the replacement process, the elastic pad can be stuffed into the inner wall of the connecting sleeve to reduce the entry of stains, and at the same time, the placement rod on the surface of the elastic pad is inserted into the placement sleeve to place the elastic pad.

[0010] Preferably, one end of the placement rod is fixedly connected with magnetic ring 1, and the inner wall of the placement sleeve is fixedly connected with magnetic ring 2. Magnetic ring 1 is magnetically connected to magnetic ring 2. Through the above components, magnetic ring 1 cooperates with magnetic ring 2 to absorb the placement rod into the placement sleeve, thereby improving the stability effect.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, when the equipment is in use, the suction rod cooperates with the suction nozzle body to suck, so as to pick up the wafer. By setting up a maintenance device, when the suction nozzle body is replaced, the control part is pushed, the control part rotates and tilts, the spring is stressed, and after the control part tilts to a certain height, the control part is moved out of the U-shaped part, and the card block is driven to move by the control part. When the card block moves to the release position, the suction nozzle body is pulled out downward to complete the disassembly and replacement. The surface of the existing crystal bonding machine nozzle is very susceptible to wear during long-term use and needs to be replaced regularly. However, during the replacement process, it is necessary to manually use tools to remove the fastening screws, which makes the operation more cumbersome and cannot be disassembled without tools. The utility model is convenient for replacing the suction nozzle in the crystal bonding machine by setting a maintenance device, thereby improving the overall usability of the equipment.

[0013] 2. In the utility model, by setting an auxiliary device, when the suction nozzle body is removed, the placement rod is pulled out of the placement sleeve, and then the elastic pad is inserted into the connecting sleeve. The elastic pad fits tightly with the inner wall of the connecting sleeve, thereby effectively reducing the situation where stains and dust enter the suction rod during replacement, causing blockage and affecting subsequent normal use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model provides a three-dimensional structural schematic diagram of a suction nozzle for a crystal bonding machine;

[0015] Figure 2 The utility model provides a cross-sectional structural schematic diagram of a suction nozzle for a crystal bonding machine;

[0016] Figure 3 The utility model proposes a suction nozzle for a crystal bonding machine Figure 2 Schematic diagram of the structure at A in the middle;

[0017] Figure 4 The utility model provides a partial structural schematic diagram of a maintenance device for a suction nozzle of a crystal bonding machine;

[0018] Figure 5 The utility model provides another structural schematic diagram of a maintenance device for a nozzle of a crystal bonding machine;

[0019] Figure 6 The utility model provides a cross-sectional structural schematic diagram of an auxiliary device for a suction nozzle of a crystal bonding machine.

[0020] Legend:

[0021] 1. Suction rod; 2. Suction nozzle body; 3. Maintenance device; 31. Connecting sleeve; 32. Connecting rod; 33. Control part; 34. U-shaped part; 35. Block; 36. Connecting head; 37. Special-shaped block 1; 38. Special-shaped block 2; 39. Spring; 4. Auxiliary device; 41. Placement sleeve; 42. Placement rod; 43. Elastic pad; 44. Magnetic ring 1; 45. Magnetic ring 2. DETAILED DESCRIPTION

[0022] See also Figure 1-6 The utility model provides a technical solution: a suction nozzle for a crystal bonding machine, comprising a suction rod 1, a suction nozzle body 2 and a maintenance device 3, the suction nozzle body 2 is arranged below the suction rod 1, and the maintenance device 3 is arranged on the surface of the suction nozzle body 2.

[0023] The specific settings and functions of the maintenance device 3 and the auxiliary device 4 are described in detail below.

[0024] Specifically, the maintenance device 3 includes a connecting head 36, which is fixedly connected to the surface of the suction nozzle body 2, and a connecting sleeve 31 is fixedly connected to the surface of the suction rod 1. The connecting head 36 is plugged into the inner wall of the connecting sleeve 31, and a clamping block 35 is slidably connected to the inner wall of the connecting sleeve 31. A clamping groove is opened on the surface of the connecting head 36, and the clamping block 35 is plugged into the inner wall of the clamping groove.

[0025] In this embodiment, by inserting the block 35 in the connecting sleeve 31 into the groove on the surface of the connecting head 36, the nozzle body 2 can be quickly assembled, which is convenient for subsequent quick disassembly for maintenance.

[0026] Specifically, the surface of the connecting sleeve 31 is fixedly connected with a special-shaped block 1 37 and a special-shaped block 2 38, and the inner wall of the connecting sleeve 31 is provided with a special-shaped groove 1 and a special-shaped groove 2, respectively. The special-shaped block 1 37 and the special-shaped block 2 38 are respectively plugged into the inner walls of the special-shaped groove 1 and the special-shaped groove 2, and the special-shaped block 1 37 cooperates with the special-shaped block 2 38 to perform preliminary positioning when placing the connecting head 36 and the nozzle body 2.

[0027] Specifically, a connecting rod 32 is fixedly connected to the surface of the clamping block 35 , a control member 33 is rotatably connected to the surface of the connecting rod 32 , and a U-shaped member 34 is fixedly connected to the surface of the connecting sleeve 31 .

[0028] In this embodiment, the control member 33 is convenient for controlling the block 35 to move, and the control member 33 is rotated into the U-shaped member 34 to limit the block 35 .

[0029] Specifically, a spring 39 is sleeved on the surface of the connecting rod 32, and the two ends of the spring 39 are fixedly connected to the surfaces of the connecting rod 32 and the control member 33 respectively. The spring 39 can keep the control member 33 in a tilted state at all times, while improving the stability of the control member 33 in the U-shaped member 34.

[0030] Specifically, an auxiliary device 4 is provided on one side surface of the connecting sleeve 31, and the auxiliary device 4 includes an elastic pad 43. The elastic pad 43 is provided on one side of the connecting sleeve 31, and the elastic pad 43 is plugged into the inner wall of the connecting sleeve 31. A placement sleeve 41 is fixedly connected to one side surface of the connecting sleeve 31, and a placement rod 42 is fixedly connected to one side surface of the elastic pad 43, and the placement rod 42 is plugged into the inner wall of the placement sleeve 41.

[0031] In this embodiment: during the replacement process, the elastic pad 43 can be stuffed into the inner wall of the connecting sleeve 31 to reduce the entry of stains, and at the same time, the placement rod 42 on the surface of the elastic pad 43 is inserted into the placement sleeve 41 to place the elastic pad 43.

[0032] Specifically, one end of the placement rod 42 is fixedly connected with a magnetic ring 1 44 , the inner wall of the placement sleeve 41 is fixedly connected with a magnetic ring 2 45 , and the magnetic ring 1 44 and the magnetic ring 2 45 are magnetically connected.

[0033] In this embodiment, the magnetic ring 1 44 cooperates with the magnetic ring 2 45 to absorb the placement rod 42 into the placement sleeve 41, thereby improving the stabilization effect.

[0034] Working principle: When the equipment is in use, the suction rod 1 cooperates with the suction nozzle body 2 to suck, so as to pick up the chip. By setting up the maintenance device 3, when the suction nozzle body 2 is replaced, the control part 33 is pushed, and the control part 33 is rotated and tilted. The spring 39 is stressed. After the control part 33 tilts to a certain height, the control part 33 is moved out from the U-shaped part 34, and the block 35 is driven to move by the control part 33. When the block 35 moves to the release position, the suction nozzle body 2 is pulled out downward to complete the disassembly and replacement. The surface of the existing crystal bonding machine suction nozzle is very susceptible to wear during long-term use and needs to be replaced regularly. However, during the replacement process, it is necessary to manually use tools to remove the fastening screws, which makes the operation more cumbersome and cannot be disassembled without tools. This embodiment facilitates the replacement of the suction nozzle in the crystal bonding machine by setting up the maintenance device 3, thereby improving the overall usability of the equipment.

[0035] By setting the auxiliary device 4, when the suction nozzle body 2 is removed, the placement rod 42 is pulled out of the placement sleeve 41, and then the elastic pad 43 is inserted into the connecting sleeve 31. The elastic pad 43 fits tightly with the inner wall of the connecting sleeve 31, thereby effectively reducing the situation where stains and dust enter the suction rod 1 during replacement, causing blockage and affecting subsequent normal use.

Claims

1. A suction nozzle for a crystal bonding machine, comprising a suction rod (1), a suction nozzle body (2) and a maintenance device (3), characterized in that: The suction nozzle body (2) is arranged below the suction rod (1), and the maintenance device (3) is arranged on the surface of the suction nozzle body (2). The maintenance device (3) comprises a connecting head (36), and the connecting head (36) is fixedly connected to the surface of the suction nozzle body (2). The surface of the suction rod (1) is fixedly connected with a connecting sleeve (31), and the connecting head (36) is plugged into the inner wall of the connecting sleeve (31). The inner wall of the connecting sleeve (31) is slidably connected with a clamping block (35), and a clamping groove is provided on the surface of the connecting head (36), and the clamping block (35) is plugged into the inner wall of the clamping groove.

2. The suction nozzle for a die bonding machine according to claim 1, characterized in that: The surface of the connecting sleeve (31) is fixedly connected with a shaped block 1 (37) and a shaped block 2 (38), and the inner wall of the connecting sleeve (31) is provided with a shaped groove 1 and a shaped groove 2, respectively. The shaped block 1 (37) and the shaped block 2 (38) are respectively plugged into the inner walls of the shaped groove 1 and the shaped groove 2.

3. The suction nozzle for a die bonding machine according to claim 1, characterized in that: A connecting rod (32) is fixedly connected to the surface of the clamping block (35), a control member (33) is rotatably connected to the surface of the connecting rod (32), and a U-shaped member (34) is fixedly connected to the surface of the connecting sleeve (31).

4. The suction nozzle for a die bonding machine according to claim 3, characterized in that: A spring (39) is sleeved on the surface of the connecting rod (32), and two ends of the spring (39) are respectively fixedly connected to the surfaces of the connecting rod (32) and the control member (33).

5. The suction nozzle for a die bonding machine according to claim 1, characterized in that: An auxiliary device (4) is provided on one side surface of the connecting sleeve (31), and the auxiliary device (4) comprises an elastic pad (43). The elastic pad (43) is provided on one side of the connecting sleeve (31), and the elastic pad (43) is plugged into the inner wall of the connecting sleeve (31). A placement sleeve (41) is fixedly connected to one side surface of the connecting sleeve (31), and a placement rod (42) is fixedly connected to one side surface of the elastic pad (43), and the placement rod (42) is plugged into the inner wall of the placement sleeve (41).

6. The suction nozzle for a die bonding machine according to claim 5, characterized in that: One end of the placement rod (42) is fixedly connected to a magnetic ring 1 (44), and the inner wall of the placement sleeve (41) is fixedly connected to a magnetic ring 2 (45), and the magnetic ring 1 (44) is magnetically connected to the magnetic ring 2 (45).

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