CN206105604U - Chemical mechanical polishing system - Google Patents

Chemical mechanical polishing system Download PDF

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Publication number
CN206105604U
CN206105604U CN201621056481.9U CN201621056481U CN206105604U CN 206105604 U CN206105604 U CN 206105604U CN 201621056481 U CN201621056481 U CN 201621056481U CN 206105604 U CN206105604 U CN 206105604U
Authority
CN
China
Prior art keywords
polishing
cleaning
wafer
unit
platform
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201621056481.9U
Other languages
Chinese (zh)
Inventor
许振杰
陈祥玉
王剑
庞伶伶
沈攀
王国栋
裴召辉
郑全午
陈映松
王同庆
李昆
路新春
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tsinghua University
Huahaiqingke Co Ltd
Original Assignee
Tianjin Hwatsing Technology Co Ltd (hwatsing Co Ltd)
Tsinghua University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tianjin Hwatsing Technology Co Ltd (hwatsing Co Ltd), Tsinghua University filed Critical Tianjin Hwatsing Technology Co Ltd (hwatsing Co Ltd)
Priority to CN201621056481.9U priority Critical patent/CN206105604U/en
Application granted granted Critical
Publication of CN206105604U publication Critical patent/CN206105604U/en
Priority to CN201780003705.0A priority patent/CN108698193A/en
Priority to PCT/CN2017/101583 priority patent/WO2018050069A1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00Lapping machines or devices; Accessories
    • B24B37/04Lapping machines or devices; Accessories designed for working plane surfaces
    • B24B37/07Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool
    • B24B37/10Lapping machines or devices; Accessories designed for working plane surfaces characterised by the movement of the work or lapping tool for single side lapping
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00Lapping machines or devices; Accessories
    • B24B37/27Work carriers
    • B24B37/30Work carriers for single side lapping of plane surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B37/00Lapping machines or devices; Accessories
    • B24B37/34Accessories
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/02Frames; Beds; Carriages
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/06Dust extraction equipment on grinding or polishing machines
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/67Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Mechanical Treatment Of Semiconductor (AREA)
  • Cleaning Or Drying Semiconductors (AREA)
  • Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)

Abstract

The utility model discloses a chemical mechanical polishing system, chemical mechanical polishing system includes: front end module, front end module is used for the storage and/or detects the wafer, a plurality of polishing units, it is a plurality of the polishing unit sets up side by side, and at least one is neighbouring front end module, throw the optomechanical hand, it establishes a plurality of to throw the optomechanical hand be used for transmitting the wafer between the polishing unit, back washing unit, back washing unit with the polishing unit with the front end module homogeneous phase even sets up as just that the wafer is put when wasing from north to south, the transfer manipulator, transfer machinery manual is in being in the wafer the polishing unit with transmit in order between the back washing unit. The utility model discloses a chemical mechanical polishing system, production efficiency is high, and process flow is more nimble, and the cleaning performance is better, and just back washing unit's is small, compact structure.

Description

Chemical-mechanical polishing system
Technical field
This utility model belongs to semiconductor process technique field, in particular to a kind of chemical-mechanical polishing system.
Background technology
The polishing unit and rear cleaning unit of the chemical-mechanical polishing system in correlation technique, only one group of serial, wafer Working (machining) efficiency is low, and wafer is horizontal positioned in rear cleaning unit so that cleaning unit takes up an area space greatly afterwards, cleaning performance , there is room for improvement in difference.
Utility model content
This utility model is intended at least to solve to a certain extent one of technical problem in correlation technique.For this purpose, this reality It is the chemical-mechanical polishing system for proposing that a kind of production efficiency is high with a new purpose.
According to the chemical-mechanical polishing system of this utility model embodiment, including:Front-end module, the front-end module are used for Storage and/or detection wafer;Multiple polishing units, multiple polishing units are arranged side by side, and at least one before described End module;Polishing mechanical hand, the polishing mechanical hand are located between multiple polishing units to transmit wafer;Clean afterwards single Unit, the rear cleaning unit are connected with the polishing unit and the front-end module, and it is longitudinal to be set to wafer during cleaning;In Turn mechanical hand, the transfer mechanical hand is for wafer is sequentially transmitted between the polishing unit and the rear cleaning unit.
According to the chemical-mechanical polishing system of this utility model embodiment, the polishing unit with multi-set parallel, chemical machine The production efficiency of mechanical polishing system is high, and the wafer in each submodule in rear cleaning unit is longitudinal, and wafer is in rear cleaning Transmitted by mechanical hand in unit, technological process is more flexible, there is no impact each other, cleaning performance is more preferable, and it is rear clear Wash the small volume of unit, compact conformation.
In addition, can also have following additional skill according to the chemical-mechanical polishing system of this utility model above-described embodiment Art feature:
In some preferred embodiments of the present utility model, the rear cleaning unit is multiple, multiple rear cleanings Unit is arranged side by side, and the transfer mechanical hand is located between multiple rear cleaning units.
Preferably, the rear cleaning unit is two, and two rear cleaning units are symmetrical with regard to the transfer mechanical hand Arrange.
In some preferred embodiments of the present utility model, the rear cleaning unit includes cleaning manipulator and from close The transfer mechanical hand is to the cleaning switching mechanism, cleaning caching platform, cleaning module being sequentially arranged away from the transfer mechanical hand And irradiation modules, for transmitting wafer, the cleaning switching mechanism is used to overturn wafer so that wafer is vertical for the cleaning manipulator Put, and switching mechanism is cleaned after being additionally provided between the irradiation modules and the front-end module.
Preferably, the rear cleaning unit includes multiple cleaning modules.
Specifically, multiple cleaning modules are set to using identical cleaning model or different cleaning models.
In some preferred embodiments of the present utility model, the front-end module includes:Wafer cassette plummer, wafer inspection Survey platform and drying machinery handss, the drying machinery handss are in the wafer cassette plummer, the wafer detection platform, described Wafer is transmitted between polishing unit and the rear cleaning unit.
In some preferred embodiments of the present utility model, the front-end module, the polishing unit, the rear cleaning Joint face between unit is formed as " T " font.
In some preferred embodiments of the present utility model, two adjacent polishing units are symmetrical with regard to joint face Arrange.
In some preferred embodiments of the present utility model, the polishing unit includes that polishing disk, rubbing head, handling are flat Platform, polishing caching platform and polishing switching mechanism, the loading/unloading platform and polishing caching platform of multiple polishing units are in The distribution of line shape, and the translation direction of the polishing mechanical hand is flat with the distribution arrangement of the loading/unloading platform and polishing caching platform OK.
Description of the drawings
Of the present utility model above-mentioned and/or additional aspect and advantage will from the description with reference to accompanying drawings below to embodiment Become obvious and easy to understand, wherein:
Fig. 1 is the structural representation of the chemical-mechanical polishing system according to this utility model embodiment;
Fig. 2 is the structural representation of the front-end module according to this utility model embodiment;
Fig. 3 is the structural representation of the polishing unit according to this utility model embodiment;
Fig. 4 is the structural representation of the rear cleaning unit according to this utility model embodiment.
Reference:
Front-end module 101, wafer cassette plummer 201, wafer detection platform 202, front-end module framework 203, drying machinery Handss 204;
First polishing unit 102, the second polishing unit 103, the 3rd polishing unit 104, the 4th polishing unit 105, polishing Underframe 301, mounting platform 302, polishing upper frame 303, suspension platform 304, rubbing head 305, polishing disk 306, polishing fluid is defeated Arm 307, dresser 308, loading/unloading platform 309, polishing is sent to cache platform 310, rubbing head drive component 311, suspension assembly 312 are led Rail 313, translational drive mechanism 314 polish switching mechanism 320;
First polishing mechanical hand 107, the second polishing mechanical hand 109;
Cleaning unit 108 after first, cleaning unit 110 after second, cleaning framework 401, the second irradiation modules 402, the 6th Cleaning module 403, the 5th cleaning module 404, the 4th cleaning module 405, the second cleaning caching platform 406, the second cleaning tipper Structure 407, transfer mechanical hand 408, the first cleaning switching mechanism 409, the first cleaning caching platform 410, the 3rd cleaning module 411, the Two cleaning modules 412, the first cleaning module 413, the first irradiation modules 414 clean switching mechanism 415, the second cleaning machinery afterwards Handss 416, the first cleaning manipulator 417.
Specific embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein ad initio Same or similar element or the element with same or like function are represented to same or similar label eventually.Below by ginseng The embodiment for examining Description of Drawings is exemplary, it is intended to for explaining this utility model, and it is not intended that to this utility model Restriction.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show Example ", or the description of " some examples " etc. mean specific features with reference to the embodiment or example description, structure, material or spy Point is contained at least one embodiment of the present utility model or example.In this manual, the schematic table to above-mentioned term State.And, the specific features of description, structure, material or feature can be with Combined in any one or more embodiments or example in an appropriate manner.Additionally, in the case of not conflicting, this area Technical staff the feature of the different embodiments or example described in this specification and different embodiment or example can be entered Row is combined and is combined.
Below with reference to the accompanying drawings and in conjunction with the embodiments describing this utility model in detail.
As Figure 1-Figure 4, chemical-mechanical polishing system includes front-end module 101, multiple polishing units, polishing mechanical Handss, rear cleaning unit and transfer mechanical hand 408.
Wherein, front-end module 101 is used to store and/or detect wafer.
Alternatively, with reference to Fig. 2, front-end module 101 includes front-end module framework 203, the inspection of wafer cassette plummer 201, wafer Survey platform 202 and drying machinery handss 204.
Wafer cassette plummer 201 is used to support wafer cassette, and wafer cassette is used for storing wafer, and wafer cassette plummer 201 can be with For multiple, the wafer cassette on multiple wafer cassette plummers 201 may be respectively used for depositing the qualified wafer of polishing and polished Wafer.Wafer detection platform 202 can be detected to the wafer quality before and after polishing.
Wafer cassette plummer 201 and wafer detection platform 202 may be mounted at the same side of front-end module framework 203, and Wafer cassette plummer 201 and wafer detection platform 202 can be arranged side by side along the length direction of front-end module framework 203.
Drying machinery handss 204 are for single in wafer cassette plummer 201, wafer detection platform 202, polishing unit and rear cleaning Wafer is transmitted between unit.
Alternatively, with reference to Fig. 2, polishing unit can include polishing upper frame 303, mounting platform 302, polishing underframe 301st, suspension platform 304, rubbing head 305, polishing disk 306, polishing fluid conveying arm 307, dresser 308, loading/unloading platform 309, throwing Optical buffer platform 310, rubbing head drive component 311, suspension assembly 312, guide rail 313, translational drive mechanism 314 and polishing tipper Structure 320.
Polishing underframe 301 supports mounting platform 302, polishing upper frame 303 to be arranged on above mounting platform 302, polishing 303 supported and suspended platform 304 of upper frame, polishing disk 306, polishing fluid conveying arm 307, dresser 308, loading/unloading platform 309 and throwing Optical buffer platform 310 is installed in above mounting platform 302.Dresser 308, polishing fluid conveying arm 307 and loading/unloading platform 309 are arranged Around polishing disk 306, dresser 308 and polishing fluid conveying arm 307 are separately mounted in polishing disk 306 and loading/unloading platform 309 The both sides of heart line, polishing caching platform 310 are arranged on the side of loading/unloading platform 309, polishing caching platform 310 and loading/unloading platform 309 The line of centres with it is multiple polishing units distribution arrangements it is parallel.Guide rail 313 and translational drive mechanism 314 are arranged on suspension platform The direction of 304 upper surface, guide rail 313 and translational drive mechanism 314 connects along the center of polishing disk 306 and loading/unloading platform 309 Line, suspension assembly 312 have horizontal plate and two risers, and the upper end of riser is connected with horizontal plate, inverted U-shaped to be formed, horizontal plate On the slide block of guide rail 313, translational drive mechanism 314 drives suspension assembly 312 to translate along guide rail 313, and rubbing head drives Component 311 is arranged on the lower end of 312 riser of suspension assembly, and rubbing head 305 is arranged on the lower end of main shaft.
Polishing switching mechanism 320 is arranged on below suspension platform 304, and polishing switching mechanism 320 is used to overturn polishing caching Wafer on platform 310, it is to be understood that from face-up, the polishing switching mechanism 320 of the wafer of the transmission of front-end module 101 It is face down that wafer can be overturn, and then polished 305 clamping the polishing on polishing disk 306.
Multiple polishing units can be arranged side by side, and at least one polishing unit adjacent front end module 101, for description It is convenient, it is the first polishing from close front-end module 101 to the order number consecutively away from front-end module 101 by multiple polishing units Unit 102, second polishes unit 103 ..., the neighbouring polishing of the first polishing unit 102 cache platform 310 side can with it is front The side away from wafer cassette plummer 201 of end module 101 connects, and so, is easy to wafer in front-end module 101 and the first polishing Transmit between unit 102, the second polishing unit 103 is located at the side away from front-end module 101 of the first polishing unit 102.
Preferably, two adjacent polishing units can be symmetrical arranged with regard to the joint face of the two polishing units.To throw As a example by light unit is four, with reference to Fig. 1, the polishing caching platform 310 of the first polishing unit 102 is located near front-end module 101 Side, the loading/unloading platform 309 of the first polishing unit 102 are located remotely from the side of front-end module 101, the second polishing unit 103 Loading/unloading platform 309 is located near the side of the first polishing unit 102, and the second polishing caching platform 310 for polishing unit 103 is located at remote From the polishing disk 306 and rubbing head of one of polishing unit in the side of the first polishing unit 102, the two polishing units 305 turn clockwise, 306 rotate counterclockwise of rubbing head 305 and polishing disk of another polishing unit;3rd polishing unit 104 Polishing caching platform 310 be located near second polishing unit 103 side, the 3rd polishing unit 104 loading/unloading platform 309 be located at Away from the side of the second polishing unit 103, the loading/unloading platform 309 of the 4th polishing unit 105 is located near the 3rd polishing unit 104 Side, the 4th polishing unit 105 polishing caching platform 310 be located remotely from the 3rd polishing unit 104 side, the two polishing In unit, the polishing disk 306 and rubbing head 305 of one of polishing unit turns clockwise, the rubbing head of another polishing unit 305 and 306 rotate counterclockwise of polishing disk.Certainly, it can also be two, three etc. to polish unit, its distribution mode and four classes Seemingly, will not be described here.
The loading/unloading platforms 309 and polishing caching platform 310 of multiple polishing units can be in the distribution of line shape, and polishing mechanical hand Translation direction is parallel with the distribution arrangement of loading/unloading platform 309 and polishing caching platform 310, and polishing mechanical hand is located at multiple polishing units Between to transmit wafer.
Be the embodiment of four in polishing unit, polishing mechanical hand can be two, for convenience of description by this two It is the first polishing mechanical hand 107 and the second polishing mechanical hand 109 that individual polishing mechanical hand is numbered respectively, the first polishing mechanical hand 107 It is located between the first polishing unit 102 and the second polishing unit 103, in the first polishing unit 102 and the second polishing unit Wafer is transmitted between 103 loading/unloading platform 309 and polishing caching platform 310, the second polishing mechanical hand 109 is located at the 3rd polishing unit 104 and the 4th polish between unit 105, for the loading/unloading platform 309 in the 3rd polishing unit 104 and the 4th polishing unit 105 Wafer is transmitted and polishing caching platform 310 between.
In polishing unit is the embodiment of four, the first polishing unit 102 can be held respectively with the second polishing unit 103 Row rough polishing and essence throwing, such as from the first rough polishing on the first polishing unit 102 of wafer of the transmission of front-end module 101, throw through first The wafer of 102 rough polishing of light unit passes to 103 essence of the second polishing unit again and throws, and the second polishing unit 103 is again by the crystalline substance after essence throwing Circle passes to rear cleaning unit;In the same manner, the 4th polishing unit 105 and the 3rd polishing unit 104 can perform rough polishing and essence respectively Throw, such as first rough polishing on unit 105 is polished the 4th from the wafer of the transmission of front-end module 101, it is thick through the 4th polishing unit 105 The wafer of throwing passes to 104 essence of the 3rd polishing unit again and throws, and the 3rd polishing unit 104 is clear after again pass to the wafer after smart throwing Wash unit.
It should be noted that the combining form of multiple polishing units has various, the such as one polishing unit pair for being used for rough polishing Answer two for essence throw polishing unit, one be used for polishing unit two polishing units etc. for rough polishing of correspondence that essence is thrown Deng combination can be allocated according to the man-hour of each operation in actual application.
Thus, wafer can be polished between polishing unit parallel, and the polishing efficiency of wafer is high.
Cleaning unit can be connected with polishing unit and front-end module 101 afterwards, and rear cleaning unit could be arranged to clearly When washing, wafer is longitudinal.
With reference to Fig. 4, rear cleaning unit can include:Cleaning framework 401, cleaning manipulator, cleaning switching mechanism, cleaning are slow Deposit platform, cleaning module and irradiation modules, cleaning manipulator, cleaning switching mechanism, cleaning caching platform, cleaning module and irradiation modules It is installed in cleaning framework 401, and cleaning manipulator is located at cleaning switching mechanism, cleaning caching platform, cleaning module and drying The top of module, cleaning switching mechanism, cleaning caching platform, cleaning module and irradiation modules near transfer mechanical hand 408 to remote It is sequentially arranged from transfer mechanical hand 408, cleaning switching mechanism is used to overturn wafer so that wafer is longitudinal, cleaning manipulator is used to press from both sides Wafer is held, and wafer is transmitted in cleaning switching mechanism, cleaning caching platform, between cleaning module and irradiation modules, irradiation modules Switching mechanism 415 is cleaned after being additionally provided between front-end module 101, switching mechanism 415 is cleaned afterwards for by after cleaning-drying Wafer upset is the face-up of level and wafer, is then delivered to wafer detection platform 202 by drying machinery handss 204.
Preferably, rear cleaning unit can be multiple, and multiple rear cleaning units can be arranged side by side, and transfer mechanical hand 408 are located between multiple rear cleaning units, and with reference to Fig. 4, specifically, rear cleaning unit can be two, cleaning unit after two Can be symmetrical arranged with regard to transfer mechanical hand 408, each rear cleaning unit can include multiple cleaning modules, every in such as Fig. 4 Individual rear cleaning unit can include 3 cleaning modules.In some optional embodiments, multiple cleaning modules could be arranged to adopt Identical cleaning model is used, these cleaning modules can be used parallel, in other optional embodiments, multiple cleaning modules Could be arranged to using different cleaning models, these cleaning modules can be used with serial or parallel use, after such as polishing Wafer can be cleaned in this multiple cleaning module successively.
Describe that to number cleaning unit after two respectively be that cleaning is single after cleaning unit 108 and second after first for convenience Unit 110.
After first, cleaning unit 108 can be clear including first cleaning manipulator the 417, first cleaning switching mechanism 409, first Caching platform 410, the first cleaning module 413, the second cleaning module 412, the 3rd cleaning module 411 and the first irradiation modules 414 are washed, Switching mechanism 415 is cleaned after being provided between first irradiation modules 414 and front-end module 101.
After second, cleaning unit 110 can be clear including second cleaning manipulator the 416, second cleaning switching mechanism 407, second Wash caching platform 406, the 4th cleaning module 405, the 5th cleaning module 404, the 6th cleaning module 403 and the second irradiation modules 402.
After first, after the cleaning framework 401 and second of cleaning unit 108, the cleaning framework 401 of cleaning unit 110 can collect It is integrally formed, transfer mechanical hand 408 is cached between platform 406 positioned at the first cleaning caching platform 410 and the second cleaning, the first cleaning machine Tool handss 417 can transmit wafer, second cleaning manipulator between rear cleaning switching mechanism 415 in the second cleaning caching platform 406 416 can transmit wafer between the second irradiation modules 402 and the first cleaning caching platform 410.
Transfer mechanical hand 408 will be thrown from the polishing caching platform 310 of the first polishing unit 102 or the second polishing unit 103 The wafer of light passes to the first cleaning switching mechanism 409 or the second cleaning switching mechanism 407, the first cleaning 409 He of switching mechanism The upset of the wafer of level can be longitudinal by the second cleaning switching mechanism 407, and the first cleaning manipulator 417 can be from the first cleaning Wafer is clamped on switching mechanism 409 or the second cleaning switching mechanism 407, it is possible to which wafer is temporarily stored in into the first cleaning caching platform In 410 or it is directly placed in each cleaning module, the wafer that cleaning is completed can also be put into the by the first cleaning manipulator 417 One irradiation modules 414, and dried wafer is put into into cleaning upset after the first cleaning caching platform 410 is kept in or is directly passed to Mechanism 415, the first cleaning manipulator 417 can also be stored into the first cleaning caching platform 410 or the second cleaning caches the dry of platform 406 Wafer after dry cleans switching mechanism 415 after passing to.In the same manner, the second cleaning manipulator 416 can be in the first cleaning caching platform 410 and second transmit wafer between irradiation modules 402.
Thus, wafer can be cleaned between rear cleaning unit parallel, and the cleaning efficiency of wafer is high, and wafer is longitudinal clear Wash, the cleaning performance of wafer is good.
With reference to Fig. 1, the joint face between front-end module 101, polishing unit, rear cleaning unit can be formed as " T " font, That is, polishing unit and rear cleaning unit are easy to drying machinery close to the drying machinery handss 204 of front-end module 101 The operation of handss 204.It should be noted that drying machinery handss 204 can will detect that underproof wafer re-enters polishing unit.
According to the chemical machine mechanical polishing system of this utility model embodiment, the polishing unit with multi-set parallel and rear clear Unit is washed, the production efficiency of chemical machine mechanical polishing system is high, and the wafer in each submodule in rear cleaning unit is longitudinal, Wafer is transmitted by mechanical hand in rear cleaning unit, and technological process is more flexible, there is no impact, cleaning performance each other More preferably, and rear cleaning unit small volume, compact conformation.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, such as two It is individual, three etc., unless otherwise expressly limited specifically.
In this utility model, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " Gu It is fixed " etc. term should be interpreted broadly, it is for example, it may be fixedly connected, or be detachably connected or integral;Can be It is mechanically connected, or electrically connects;Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two The connection of element internal or the interaction relationship of two elements, unless otherwise clearly restriction.For the common skill of this area For art personnel, concrete meaning of the above-mentioned term in this utility model can be understood as the case may be.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is Exemplary, it is impossible to it is interpreted as to restriction of the present utility model, one of ordinary skill in the art is in scope of the present utility model It is interior above-described embodiment to be changed, be changed, being replaced and modification.

Claims (10)

1. a kind of chemical-mechanical polishing system, it is characterised in that include:
Front-end module, the front-end module are used to store and/or detect wafer;
Multiple polishing units, multiple polishing units are arranged side by side, and at least one adjacent to the front-end module;
Polishing mechanical hand, the polishing mechanical hand are located between multiple polishing units to transmit wafer;
Cleaning unit afterwards, the rear cleaning unit are connected with the polishing unit and the front-end module, and are set to cleaning Shi Jingyuan is longitudinal;
Transfer mechanical hand, the transfer mechanical hand for by wafer it is described polishing unit and the rear cleaning unit between sequentially Transmission.
2. chemical-mechanical polishing system according to claim 1, it is characterised in that the rear cleaning unit be it is multiple, it is many The individual rear cleaning unit is arranged side by side, and the transfer mechanical hand is located between multiple rear cleaning units.
3. chemical-mechanical polishing system according to claim 2, it is characterised in that the rear cleaning unit is two, two The individual rear cleaning unit is symmetrical arranged with regard to the transfer mechanical hand.
4. chemical-mechanical polishing system according to claim 1, it is characterised in that the rear cleaning unit includes cleaning machine Tool handss and near the transfer mechanical hand to be sequentially arranged away from the transfer mechanical hand cleaning switching mechanism, cleaning caching Platform, cleaning module and irradiation modules, the cleaning manipulator are used to transmit wafer, and the cleaning switching mechanism is used to overturn wafer So that wafer is longitudinal, and switching mechanism is cleaned after being additionally provided between the irradiation modules and the front-end module.
5. chemical-mechanical polishing system according to claim 4, it is characterised in that the rear cleaning unit includes multiple clear Mold cleaning block.
6. chemical-mechanical polishing system according to claim 5, it is characterised in that multiple cleaning modules are set to adopt With identical cleaning model or different cleaning models.
7. chemical-mechanical polishing system according to claim 1, it is characterised in that the front-end module includes:Wafer cassette Plummer, wafer detection platform and drying machinery handss, the drying machinery handss are in the wafer cassette plummer, the wafer Wafer is transmitted between detection platform, the polishing unit and the rear cleaning unit.
8. chemical-mechanical polishing system according to claim 1, it is characterised in that the front-end module, the polishing list Joint face between first, described rear cleaning unit is formed as " T " font.
9. chemical-mechanical polishing system according to claim 1, it is characterised in that two adjacent polishing units are closed It is symmetrical arranged in joint face.
10. chemical-mechanical polishing system according to claim 1, it is characterised in that the polishing unit include polishing disk, Rubbing head, loading/unloading platform, polishing caching platform and polishing switching mechanism, multiple polishing loading/unloading platforms of units and described Polishing caching platform is in the distribution of line shape, and the translation direction of the polishing mechanical hand and the loading/unloading platform and the polishing cache platform Distribution arrangement it is parallel.
CN201621056481.9U 2016-09-14 2016-09-14 Chemical mechanical polishing system Active CN206105604U (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201621056481.9U CN206105604U (en) 2016-09-14 2016-09-14 Chemical mechanical polishing system
CN201780003705.0A CN108698193A (en) 2016-09-14 2017-09-13 Chemical-mechanical polishing system
PCT/CN2017/101583 WO2018050069A1 (en) 2016-09-14 2017-09-13 Chemical mechanical polishing system

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Application Number Priority Date Filing Date Title
CN201621056481.9U CN206105604U (en) 2016-09-14 2016-09-14 Chemical mechanical polishing system

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CN206105604U true CN206105604U (en) 2017-04-19

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CN201780003705.0A Pending CN108698193A (en) 2016-09-14 2017-09-13 Chemical-mechanical polishing system

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018050069A1 (en) * 2016-09-14 2018-03-22 清华大学 Chemical mechanical polishing system
CN108326731A (en) * 2017-12-30 2018-07-27 铜陵日科电子有限责任公司 A kind of silica wafers grinder
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WO2018050069A1 (en) * 2016-09-14 2018-03-22 清华大学 Chemical mechanical polishing system
CN108326731A (en) * 2017-12-30 2018-07-27 铜陵日科电子有限责任公司 A kind of silica wafers grinder
WO2020048311A1 (en) * 2018-09-07 2020-03-12 杭州众硅电子科技有限公司 Chemical-mechanical planarization device, wafer transfer method and wafer planarization unit
CN109227359A (en) * 2018-10-19 2019-01-18 清华大学 The post-processing unit of chemical-mechanical polishing system and method, wafer
CN110039441A (en) * 2019-01-14 2019-07-23 杭州众硅电子科技有限公司 A kind of based CMP apparatus
CN109732474A (en) * 2019-01-30 2019-05-10 杭州众硅电子科技有限公司 A kind of chemical-mechanical polisher and its wafer exchange mechanism and wafer transfer method
TWI717119B (en) * 2019-06-04 2021-01-21 大陸商杭州眾硅電子科技有限公司 Chemical mechanical planarization wafer transfer equipment and its use method
TWI732244B (en) * 2019-07-11 2021-07-01 昇陽國際半導體股份有限公司 Wafer polishing method
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CN111524833B (en) * 2020-04-28 2023-04-21 华海清科股份有限公司 Chemical mechanical polishing system and chemical mechanical polishing method

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