Multi-head dispensing equipment for integrated circuit chip

Abstract

The utility model discloses multi-head dispensing equipment for an integrated circuit chip, and relates to the technical field of chip production. The glue dispensing device comprises a rotary drum and a glue dispensing assembly, the dispensing assembly is integrated in the rotary drum and comprises a five-way connecting piece, a dispensing needle head unit and an input pipe; the five-way connecting piece is fixed to the center of the interior of the rotary drum, the four dispensing needle units are evenly fixed to the four outlet ends of the five-way connecting piece along the circumference, one end of the input pipe is fixedly connected with the inlet end of the back face of the five-way connecting piece, and the other end of the input pipe extends out of the rotary drum. Through the arrangement of the rotary drum, the first motor and the multiple dispensing needle head units, the dispensing needle head body can be rapidly replaced and conveniently adjusted according to specific tasks, the flexibility and adaptability of equipment are improved, and the dispensing needle head body can retract into the placing groove when not used, so that the dispensing needle head body is convenient to use. The problems that a dispensing needle head body of existing dispensing equipment is exposed outside for a long time, is prone to being stained with dust and needs to be cleaned frequently are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of chip production, in particular to a multi-head glue dispensing device for integrated circuit chips. Background Art

[0002] Integrated circuit chips, also known as ICs, are tiny, thin sheets of silicon-based materials with integrated electronic components such as transistors, resistors, capacitors, etc. It is a basic component of electronic devices and a vital element in the field of modern science and technology. The process of manufacturing integrated circuit chips involves multiple steps, including using photolithography technology to form circuit patterns on silicon wafers, and then forming electronic components through processes such as deposition, etching, and diffusion, and finally packaging them into a complete chip. This manufacturing technology enables a large number of transistors and other electronic components to be tightly integrated on a tiny chip, thereby realizing the miniaturization and efficiency of electronic devices.

[0003] In the manufacturing and packaging process of integrated circuit chips, dispensing is a crucial link, which is used to fix the chip with other components or to protect the chip from the external environment. In the packaging process of integrated circuit chips, the application scenarios of dispensing equipment include chip bonding, primer filling, surface coating, etc.

[0004] After retrieval, announcement number CN219463904U, announcement date 2023-08-04 discloses a dispensing device for an integrated circuit chip, which belongs to the field of chip packaging. A dispensing device for an integrated circuit chip includes a dispensing main pipe and a glue outlet hole opened at the lower end of the dispensing main pipe. The lower end of the dispensing main pipe is also provided with a switching unit and a plurality of glue injection tube heads with different diameters. The switching unit is used to drive one of the glue injection tube heads to move to a position relative to the glue outlet hole. The switching unit includes a rotating frame rotatably connected to the lower end and a driving member that drives the rotating frame to rotate. The plurality of glue injection tube heads are fixedly connected to the lower end of the rotating frame in an annular array, and the spacing between the glue injection tube head and the axis of the dispensing main pipe is the same as the spacing between the glue outlet hole and the axis of the dispensing main pipe. A calibration part compatible with the rotating frame is also provided on the outside of the dispensing main pipe, which can adjust the diameter of the glue material according to user needs during the dispensing process, and has the advantages of high dispensing efficiency and high dispensing accuracy.

[0005] The patent has the following shortcomings:

[0006] 1. The sealing performance between the dispensing needle and the dispensing pipe of the dispensing equipment is not ideal, the quick replacement effect of the dispensing needle is not ideal, and the dispensing angle of the dispensing needle is difficult to adjust;

[0007] 2. The dispensing needle of the dispensing equipment is exposed to the outside for a long time, which is easy to be contaminated by dust and needs to be cleaned frequently, which consumes the cleaning time and maintenance cost of the operator.

[0008] To this end, we provide a multi-head dispensing device for integrated circuit chips to solve the above problems. Utility Model Content

[0009] The purpose of the utility model is to provide a multi-head glue dispensing equipment for integrated circuit chips. By arranging a rotating drum, a first motor and a plurality of glue dispensing needle units, the glue dispensing needle body can be quickly replaced, which is convenient for adjustment according to specific tasks, thereby improving the flexibility and adaptability of the equipment. When the glue dispensing needle body is not in use, it can be retracted into the placement groove, thereby solving the problem that the glue dispensing needle body of the existing glue dispensing equipment is exposed to the outside for a long time, is easily contaminated with dust, and needs to be cleaned frequently.

[0010] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0011] The utility model is a multi-head glue dispensing device for integrated circuit chips, comprising a rotating drum and a glue dispensing assembly; the glue dispensing assembly is integrated in the rotating drum, and the glue dispensing assembly comprises a five-way connector, a glue dispensing needle unit and an input tube; the five-way connector is fixed at the inner center of the rotating drum, four glue dispensing needle units are provided, and are evenly fixed to the four outlet ends of the five-way connector along the circumference, one end of the input tube is fixedly connected to the inlet end on the back side of the five-way connector, and the other end extends to the outside of the rotating drum; four placement grooves evenly distributed along the circumference are provided on the cylindrical surface of the rotating drum, and the four glue dispensing needle units are respectively located in the four placement grooves; the rotating drum is driven to rotate by a first motor, and the first motor is fixed on the back side of a frame; and a covering assembly is also included, and the covering assembly is sleeved on the rotating drum for closing the placement grooves.

[0012] The utility model is further configured as follows: a movable door is arranged on the front side of the rotating drum; a frame is fixed on the back side of the rotating drum, and the center of the frame is fixedly connected to the output shaft of the first motor.

[0013] The utility model is further configured that an arc-shaped slide rail is integrally formed on the frame body, the arc-shaped slide rail is slidably matched with an annular slide groove, and the annular slide groove is arranged on the vertical plate of the frame.

[0014] The utility model is further configured as follows: the dispensing needle unit includes a connecting hose, a dispensing needle body, a mounting plate and an electric push rod; one end of the connecting hose is fixedly connected to the outlet end of the five-way connector, and the other end is fixedly connected to the dispensing needle body; the dispensing needle body is penetrated and fixed on the mounting plate, the mounting plate is fixed to the movable rod end of the electric push rod, and the electric push rod is fixed in the placement groove.

[0015] The utility model is further configured such that the specification of the installation plate matches the specification of the placement groove, and the two are slidably matched.

[0016] The utility model is further configured as follows: the covering assembly includes an annular covering plate, a gear ring, a gear ring support, a gear, a second motor and a support platform; the annular covering plate is movably sleeved on the rotating drum, the end of the annular covering plate is fixed with the gear ring, the gear ring is supported by the gear ring support, and the gear ring support is fixed on the rotating drum; the gear ring is meshed with the gear, the gear is fixedly sleeved on the output shaft of the second motor, and the second motor is fixed to the rotating drum through the support platform.

[0017] The utility model is further configured that the annular cover plate is provided with a through hole for the dispensing needle unit to pass through; the specification of the through hole is larger than the specification of the placement groove.

[0018] The utility model has the following beneficial effects:

[0019] 1. The utility model provides a rotating drum, a first motor and a plurality of dispensing needle units, so that the dispensing needle body can be quickly replaced, which is convenient for adjustment according to specific tasks, improves the flexibility and adaptability of the equipment, and the angle of the dispensing needle body can also be adjusted to meet the dispensing needs under different conditions.

[0020] 2. The utility model makes the dispensing needle body retractable by arranging a rotating drum, a placement groove and an electric push rod. When the dispensing needle body is not in use, it can be retracted into the placement groove and closed by an annular cover plate, thereby preventing the dispensing needle body from being exposed to the outside for a long time, which is easy to be contaminated by dust and requires frequent cleaning, thereby reducing the cleaning time and maintenance costs of operators.

[0021] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0023] Figure 1 It is a three-dimensional schematic diagram of the overall structure of a multi-head dispensing device for integrated circuit chips.

[0024] Figure 2 This is a schematic diagram of the back structure of a rotating drum of a multi-head dispensing device for integrated circuit chips.

[0025] Figure 3 The figure is a schematic diagram of the rack structure of a multi-head dispensing device for integrated circuit chips.

[0026] Figure 4 The present invention is a schematic diagram of the structure of a dispensing component of a multi-head dispensing device for integrated circuit chips.

[0027] Figure 5 The present invention is a schematic diagram of the structure of a covering component of a multi-head dispensing device for integrated circuit chips.

[0028] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0029] 1-rotating drum, 101-movable door, 102-mounting groove, 103-frame, 104-arc slide rail, 2-glue dispensing assembly, 201-five-way connector, 202-glue dispensing needle unit, 202a-connecting hose, 202b-glue dispensing needle body, 202c-mounting plate, 202d-electric push rod, 203-input pipe, 3-first motor, 4-frame, 401-annular slide groove, 5-covering assembly, 501-annular covering plate, 502-through hole, 503-gear ring, 504-gear ring support, 505-gear, 506-second motor, 507-support platform. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] For specific embodiment 1, please refer to Figure 1-4 The utility model is a multi-head glue dispensing device for integrated circuit chips, comprising a rotating drum 1 and a glue dispensing assembly 2; the glue dispensing assembly 2 is integrated in the rotating drum 1, and the glue dispensing assembly 2 comprises a five-way connector 201, a glue dispensing needle unit 202 and an input tube 203; the five-way connector 201 is fixed at the inner center of the rotating drum 1, and four glue dispensing needle units 202 are provided, which are evenly fixed on the four outlet ends of the five-way connector 201 along the circumference, one end of the input tube 203 is fixedly connected to the inlet end on the back of the five-way connector 201, and the other end extends to the outside of the rotating drum 1; four placement grooves 102 evenly distributed along the circumference are provided on the cylindrical surface of the rotating drum 1, and the four glue dispensing needle units 202 are respectively located in the four placement grooves 102; the rotating drum 1 is driven to rotate by a first motor 3, and the first motor 3 is fixed on the back of a frame 4.

[0032] Specifically, a movable door 101 is provided on the front of the rotating drum 1; a frame 103 is fixed to the back of the rotating drum 1, the center of the frame 103 is fixedly connected to the output shaft of the first motor 3, and an arc-shaped slide rail 104 is integrally formed on the frame 103, and the arc-shaped slide rail 104 is slidably matched with the annular slide groove 401, and the annular slide groove 401 is arranged on the vertical plate of the frame 4.

[0033] Furthermore, the dispensing needle unit 202 includes a connecting hose 202a, a dispensing needle body 202b, a mounting plate 202c and an electric push rod 202d; one end of the connecting hose 202a is fixedly connected to the outlet end of the five-way connector 201, and the other end is fixedly connected to the dispensing needle body 202b; the dispensing needle body 202b is fixed on the mounting plate 202c, the mounting plate 202c is fixed to the end of the movable rod of the electric push rod 202d, the electric push rod 202d is fixed in the mounting groove 102, the specifications of the mounting plate 202c match the specifications of the mounting groove 102, and the two are slidably matched.

[0034] The operation process of this embodiment is as follows: based on the actual situation, a suitable dispensing needle body 202b is selected for dispensing operation, the frame 103 is driven by the first motor 3 to rotate along the annular slide groove 401, the frame 103 drives the rotating drum 1 to rotate, and the rotating drum 1 drives the dispensing needle unit 202 to rotate until the required dispensing needle body 202b rotates to the bottom, and the dispensing needle body 202b is driven by the electric push rod 202d to extend out of the placement groove 102, and the dispensing operation can be performed, and the angle of the dispensing needle body 202b can also be adjusted to meet the dispensing needs under different conditions.

[0035] For specific embodiment 2, please refer to Figure 1 , 5 On the basis of the specific embodiment 1 and the specific embodiment 2, it further includes a covering component 5, which is sleeved on the rotating drum 1 and is used to close the placement groove 102.

[0036] Specifically, the covering assembly 5 includes an annular covering plate 501, a ring gear 503, a ring gear support 504, a gear 505, a second motor 506 and a support platform 507; the annular covering plate 501 is movably mounted on the rotating drum 1, and the end of the annular covering plate 501 is fixed with a ring gear 503, the ring gear 503 is supported by the ring gear support 504, and the ring gear support 504 is fixed on the rotating drum 1; the ring gear 503 is meshed with the gear 505, and the gear 505 is fixedly mounted on the output shaft of the second motor 506, and the second motor 506 is fixed to the rotating drum 1 through the support platform 507.

[0037] Furthermore, a through hole 502 for the dispensing needle unit 202 to pass through is provided on the annular cover plate 501 ; the specification of the through hole 502 is larger than the specification of the placement groove 102 .

[0038] The operation process of this embodiment is as follows: when the dispensing needle body 202b is not in use, the dispensing needle body 202b is driven to retract into the placement groove 102 by the electric push rod 202d, and the second motor 506 is started. The second motor 506 drives the gear 505 to rotate, and the gear 505 drives the ring gear 503 to rotate along the ring gear support 504, and the ring gear 503 drives the annular cover plate 501 to rotate until the through hole 502 is separated from the placement groove 102, and the placement groove 102 is closed by the annular cover plate 501 to avoid the dispensing needle body 202b being exposed to the outside for a long time, which is easy to be contaminated with dust and needs to be cleaned frequently, thereby reducing the cleaning time and maintenance costs of operators.

[0039] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0040] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A multi-head glue dispensing device for integrated circuit chips, comprising a rotating drum (1) and a glue dispensing component (2); characterized in that: The glue dispensing component (2) is integrated in the rotating drum (1), and the glue dispensing component (2) comprises a five-way connector (201), a glue dispensing needle unit (202) and an input tube (203); The five-way connector (201) is fixed at the inner center of the rotating drum (1); four dispensing needle units (202) are provided and are evenly fixed at four outlet ends of the five-way connector (201) along the circumference; one end of the input tube (203) is fixedly connected to the inlet end on the back of the five-way connector (201), and the other end extends to the outside of the rotating drum (1); Four placement grooves (102) evenly distributed along the circumference are arranged on the cylindrical surface of the rotating drum (1), and the four dispensing needle units (202) are respectively located in the four placement grooves (102); The rotating drum (1) is driven to rotate by a first motor (3), and the first motor (3) is fixed on the back of the frame (4); It also comprises a covering assembly (5), wherein the covering assembly (5) is sleeved on the rotating drum (1) and is used to close the placement groove (102).

2. The multi-head dispensing device for integrated circuit chips according to claim 1, characterized in that: A movable door (101) is provided on the front side of the rotating drum (1); A frame (103) is fixed on the back of the rotating drum (1), and the center of the frame (103) is fixedly connected to the output shaft of the first motor (3).

3. The multi-head dispensing device for integrated circuit chips according to claim 2, characterized in that: An arc-shaped slide rail (104) is integrally formed on the frame body (103), and the arc-shaped slide rail (104) is slidably matched with an annular slide groove (401), and the annular slide groove (401) is arranged on the vertical plate of the frame (4).

4. The multi-head dispensing device for integrated circuit chips according to claim 1, characterized in that: The glue dispensing needle unit (202) comprises a connecting hose (202a), a glue dispensing needle body (202b), a mounting plate (202c) and an electric push rod (202d); One end of the connecting hose (202a) is fixedly connected to the outlet end of the five-way connector (201), and the other end is fixedly connected to the dispensing needle body (202b); The dispensing needle body (202b) is fixed through the mounting plate (202c), the mounting plate (202c) is fixed to the end of the movable rod of the electric push rod (202d), and the electric push rod (202d) is fixed in the placement groove (102).

5. The multi-head glue dispensing device for integrated circuit chips according to claim 4, characterized in that: The specifications of the mounting plate (202c) match those of the placement groove (102), and the two are slidably matched.

6. The multi-head dispensing device for integrated circuit chips according to claim 1, characterized in that: The covering assembly (5) comprises an annular covering plate (501), a gear ring (503), a gear ring support (504), a gear (505), a second motor (506) and a support platform (507); The annular cover plate (501) is movably sleeved on the rotating drum (1); the gear ring (503) is fixed to the end of the annular cover plate (501); the gear ring (503) is supported by the gear ring support (504); and the gear ring support (504) is fixed on the rotating drum (1); The gear ring (503) is meshed with the gear (505); the gear (505) is fixedly sleeved on the output shaft of the second motor (506); and the second motor (506) is fixed to the rotating drum (1) via the support platform (507).

7. The multi-head glue dispensing device for integrated circuit chips according to claim 6, characterized in that: The annular cover plate (501) is provided with a through hole (502) for the glue dispensing needle unit (202) to pass through; The specification of the through hole (502) is larger than the specification of the placement groove (102).

Images