CN111618040A - Mainboard edulcoration device is used in computer hardware production - Google Patents

Mainboard edulcoration device is used in computer hardware production Download PDF

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Publication number
CN111618040A
CN111618040A CN202010471542.2A CN202010471542A CN111618040A CN 111618040 A CN111618040 A CN 111618040A CN 202010471542 A CN202010471542 A CN 202010471542A CN 111618040 A CN111618040 A CN 111618040A
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CN
China
Prior art keywords
plate
fixedly connected
supporting
fixed
computer hardware
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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.)
Pending
Application number
CN202010471542.2A
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Chinese (zh)
Inventor
李大宝
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.)
Harbin Zhongneng Software Engineering Co ltd
Original Assignee
Harbin Zhongneng Software Engineering Co ltd
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 Harbin Zhongneng Software Engineering Co ltd filed Critical Harbin Zhongneng Software Engineering Co ltd
Priority to CN202010471542.2A priority Critical patent/CN111618040A/en
Publication of CN111618040A publication Critical patent/CN111618040A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00Cleaning by methods involving the use of air flow or gas flow
    • B08B5/02Cleaning by the force of jets, e.g. blowing-out cavities
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00Accessories or details of general applicability for machines or apparatus for cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00Cleaning by methods involving the use of air flow or gas flow
    • B08B5/04Cleaning by suction, with or without auxiliary action

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  • Cleaning In General (AREA)

Abstract

The invention discloses a main board impurity removing device for computer hardware production, which comprises a supporting bottom plate, wherein the lower surface of the supporting bottom plate is fixedly connected with a supporting bottom column, the upper surface of the supporting bottom plate is fixedly connected with a supporting plate, the upper surface of the supporting plate is fixedly connected with a fixed top plate, the lower surface of the fixed top plate is fixedly connected with a fixed plate, the side surface of the fixed plate is fixedly connected with an air blower, the lower surface of the air blower is respectively and fixedly connected with a supporting plate and a telescopic pipe, the lower surface of the fixed plate is embedded with a connecting plate, and the lower surface of the connecting plate is fixedly. This mainboard edulcoration device is used in computer hardware production through setting up supporting baseplate, support foundation, backup pad, fixed roof, fixed plate, air-blower, supporting plate, flexible pipe, connecting plate, electric telescopic handle, clamp plate, perpendicular depression bar, ventilate chamber, jet-propelled head and connector to reach and be convenient for carry out the effect of edulcoration to this mainboard for computer hardware production.

Description

Mainboard edulcoration device is used in computer hardware production
Technical Field
The invention relates to the technical field of computers, in particular to a mainboard impurity removing device for computer hardware production.
Background
The computer case mainboard is also called a mainboard or a motherboard; it is divided into two types, namely a commercial mainboard and an industrial mainboard. It is installed in the cabinet, and is one of the most basic and important parts of the microcomputer. The main board is generally a rectangular circuit board, on which the main circuit system forming the computer is installed, and generally includes elements such as a BIOS chip, an I/O control chip, a key and board control switch interface, an indicator light plug-in, an expansion slot, a main board, and a direct current power supply plug-in of a plug-in card.
The main board is a high-precision electronic component, so that effective impurity removal of the main board of the computer is one of very important steps in the production process of the main board of the computer. The existing main board impurity removing device for computer hardware production is not of various types, so that the main board impurity removing device for computer hardware production is difficult to thoroughly remove impurities from the main board.
Disclosure of Invention
The invention aims to provide a mainboard impurity removing device for computer hardware production, which is used for solving the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a mainboard impurity removing device for computer hardware production comprises a supporting bottom plate, wherein a supporting bottom column is fixedly connected to the lower surface of the supporting bottom plate, a supporting plate is fixedly connected to the upper surface of the supporting bottom plate, a fixing top plate is fixedly connected to the upper surface of the supporting plate, a fixing plate is fixedly connected to the lower surface of the fixing top plate, an air blower is fixedly connected to the side surface of the fixing plate, a supporting plate and a telescopic pipe are respectively and fixedly connected to the lower surface of the air blower, a connecting plate is embedded into the lower surface of the fixing plate, an electric telescopic rod is fixedly connected to the lower surface of the connecting plate, a pressing plate is fixedly connected to the telescopic end of the electric telescopic rod, a vertical pressing rod is fixedly connected to the lower surface of the pressing plate, a ventilation cavity is formed in the pressing plate, the front of backup pad is rotated and is connected with the dwang, the surface transmission of dwang is connected with the conveyer belt, the lower surface overlap joint of conveyer belt has fixed layer board.
Preferably, the back fixedly connected with transfer line of dwang, the back fixedly connected with of transfer line is motor just reversing, the surperficial overlap joint of motor just reversing has the safety cover, the lower fixed surface of safety cover is connected with triangle layer board, the square hole has been seted up at the back of backup pad, the inner wall sliding connection of square hole has the location cardboard, the back fixedly connected with dust absorption motor of backup pad, the air inlet end fixedly connected with dust absorption pipe of dust absorption motor.
Preferably, the equal fixedly connected with in lower surface four corners of supporting baseplate supports the foundation, and the equal fixedly connected with backup pad in both sides around the upper surface of supporting baseplate, both sides are connected with the upper surface fixed connection of two backup pads respectively around the lower surface of fixed roof.
Preferably, the upper surface of air-blower and the lower fixed surface of fixed roof are connected, and the lower surface of air-blower passes through the positive fixed connection of supporting pallet and backup pad, the lower surface of air-blower passes through the connector fixed connection of flexible pipe and clamp plate upper surface one side, and the inner chamber of connector link up with the inside chamber of ventilating of clamp plate, the equal fixedly connected with vertical compression bar in lower surface four corners of clamp plate, and the bottom fixedly connected with rubber insulation layer of vertical compression bar.
Preferably, the lower surface of the fixing plate is provided with a groove matched with the connecting plate, the front surface and the back surface of the fixing plate are respectively and fixedly connected with the opposite surfaces of the two supporting plates, and the upper surface of the connecting plate is fixedly connected with the longitudinal axis of the lower surface of the fixing plate.
Preferably, both sides are all fixedly connected with limit baffle around the upper surface of conveyer belt, and limit baffle's material is rubber, the fixed layer board front and back of the interior anchor ring face of conveyer belt respectively with the opposite face fixed connection of two backup pads.
Preferably, the quantity of dwang is two, and the back of dwang run through the backup pad and with the transfer line fixed connection at the backup pad back, the circular slot with the positive one end looks adaptation of transfer line is seted up at the back of dwang.
Preferably, the lower surface of the forward and reverse rotation motor is fixedly connected with the inner bottom wall of the protective cover, the protective cover and the triangular supporting plate are fixedly connected with the back face of the supporting plate, and the side face of the triangular supporting plate is fixedly connected with the back face of the supporting plate through a fixing bolt.
Preferably, the positioning clamping plate is inverted T-shaped, one side of the positioning clamping plate penetrates through the support plate and is in lap joint with the upper surface of the conveying belt through the lower surface of one side of the positioning clamping plate, the lower surface air outlet end of the dust collection motor is fixedly connected with a dust collection bag, and an air inlet end dust collection pipe of the dust collection motor penetrates through the back face of the support plate and extends to the front face of the support plate.
Advantageous effects
The invention provides a mainboard impurity removing device for computer hardware production, which has the following beneficial effects:
1. this mainboard edulcoration device is used in computer hardware production, through setting up supporting baseplate, support the foundation, a supporting plate, fixed roof, the fixed plate, the air-blower, the supporting plate, flexible pipe, the connecting plate, electric telescopic handle, the clamp plate, perpendicular depression bar, ventilate the chamber, jet-propelled head and connector, be convenient for start electric telescopic handle, it moves down to make it drive the clamp plate, perpendicular depression bar through clamp plate lower surface four corners carries out the four corners location to computer hardware mainboard and fixes, restart the air-blower, make gas enter into the inside chamber of ventilating of clamp plate through flexible pipe and connector, the jet-propelled head of rethread carries out the edulcoration dust removal to the mainboard surface, thereby reach and be convenient for carry out the effect of edulcoration.
2. This mainboard edulcoration device is used in computer hardware production, through setting up the dwang, the conveyer belt, fixed layer board, the transfer line, positive reverse motor, the safety cover, the triangle layer board, the square hole, the location cardboard, dust absorption motor and dust absorption pipe, be convenient for promote the location cardboard, make the lower surface of location cardboard and the upper surface overlap joint of conveyer belt, and make the computer mainboard place between two plastics limit baffle on the conveyer belt surface, start positive reverse motor, make it drive the conveyer belt rotation through transfer line and dwang, make the conveyer belt drive the mainboard and remove to appointed edulcoration position, start the dust catcher motor, make it suck away the processing to blowing up the surperficial debris of mainboard and dust, thereby reach the effect that this mainboard edulcoration device has quick edulcoration for computer hardware production.
Drawings
FIG. 1 is a schematic front sectional view of the structure of the present invention;
FIG. 2 is a schematic side sectional view of the structure of the present invention;
FIG. 3 is a schematic rear view of the structure of the present invention;
FIG. 4 is an enlarged schematic view of A in FIG. 1 according to the present invention.
In the figure: the device comprises a supporting bottom plate 1, a supporting bottom column 2, a supporting plate 3, a fixed top plate 4, a fixed plate 5, a blower 6, a supporting plate 7, an extension tube 8, a connecting plate 9, an electric telescopic rod 10, a pressing plate 11, a vertical pressing rod 12, a ventilation cavity 13, a jet head 14, a connector 15, a rotating rod 16, a conveying belt 17, a fixed supporting plate 18, a transmission rod 19, a positive and negative rotating motor 20, a protective cover 21, a triangular supporting plate 22, a square hole 23, a positioning clamping plate 24, a dust suction motor 25 and a dust suction tube 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a mainboard edulcoration device for computer hardware production, including supporting baseplate 1, supporting baseplate 1's lower fixed surface is connected with and supports foundation 2, supporting baseplate 1's last fixed surface is connected with backup pad 3, the last fixed surface of backup pad 3 is connected with fixation top board 4, the equal fixedly connected with in lower surface four corners of supporting baseplate 1 supports foundation 2, and the equal fixedly connected with backup pad 3 in both sides around the upper surface of supporting baseplate 1, both sides are even with the last fixed surface of two backup pads 3 respectively around the lower surface of fixation top board 4, the lower fixed surface of fixation top board 4 is connected with fixed plate 5, the side fixedly connected with air-blower 6 of fixed plate 5, the lower surface of air-blower 6 is fixedly connected with supporting plate 7 and flexible pipe 8 respectively.
The lower surface of fixed plate 5 inlays and is equipped with connecting plate 9, the recess with 9 looks adaptations of connecting plate is seted up to the lower surface of fixed plate 5, and the positive back of fixed plate 5 respectively with the opposite face fixed connection of two backup pads 3, the last fixed surface of connecting plate 9 is connected in the lower surface longitudinal axis department of fixed plate 5, the lower fixed surface of connecting plate 9 is connected with electric telescopic handle 10, the flexible fixedly connected with clamp plate 11 in bottom of electric telescopic handle 10, the lower fixed surface of clamp plate 11 is connected with vertical compression pole 12, the chamber 13 of ventilating has been seted up to the inside of clamp plate 11, the lower fixed surface of clamp plate 11 is connected with jet-propelled head 14, upper surface.
The upper surface of air-blower 6 and the lower fixed surface of fixed roof 4 are connected, and the lower surface of air-blower 6 passes through the positive fixed connection of supporting plate 7 with backup pad 3, and the lower surface of air-blower 6 passes through flexible pipe 8 and the connector 15 fixed connection of clamp plate 11 upper surface one side, and the inner chamber of connector 15 link up with the inside chamber 13 of ventilating of clamp plate 11, the equal fixedly connected with vertical compression bar 12 in lower surface four corners of clamp plate 11, and the bottom fixedly connected with rubber insulation layer of vertical compression bar 12.
The front of backup pad 3 is rotated and is connected with dwang 16, and the surperficial transmission of dwang 16 is connected with conveyer belt 17, and the lower surface overlap joint of conveyer belt 17 has fixed layer board 18, the equal fixedly connected with limit baffle in both sides around the upper surface of conveyer belt 17, and limit baffle's material is rubber, the fixed layer board 18 front-back of the interior anchor ring of conveyer belt 17 respectively with two backup pad 3's opposite face fixed connection.
The back fixedly connected with transfer line 19 of dwang 16, the quantity of dwang 16 is two, and the back of dwang 16 run through backup pad 3 and with the transfer line 19 fixed connection at the backup pad 3 back, the circular slot with the positive one end looks adaptation of transfer line 19 is seted up at the back of dwang 16, transfer line 19's back fixedly connected with just reversing motor 20, the surface overlap joint of just reversing motor 20 has safety cover 21, the lower fixed surface of safety cover 21 is connected with triangle layer board 22, the lower surface of just reversing motor 20 and the interior diapire fixed connection of safety cover 21, and safety cover 21 and triangle layer board 22 all with the back fixed connection of backup pad 3, the back fixed connection of fixing bolt and backup pad 3 is passed through to the side of triangle layer board 22.
Square hole 23 has been seted up at the back of backup pad 3, the inner wall sliding connection of square hole 23 has location cardboard 24, the back fixedly connected with dust absorption motor 25 of backup pad 3, the air inlet end fixedly connected with dust absorption pipe 26 of dust absorption motor 25, the shape of location cardboard 24 is the style of calligraphy of falling T, and the one side of location cardboard 24 is passed backup pad 3 and is passed one side lower surface and conveyer belt 17's upper surface overlap joint of location cardboard 24, the lower surface fixedly connected with dust bag of giving vent to anger of dust absorption motor 25, and the air inlet end dust absorption pipe 26 of dust absorption motor 25 runs through the back of backup pad 3 and extends to the front of backup pad 3.
The working principle is as follows: when the main board impurity removing device for computer hardware production is used, the positioning clamping plate 24 is pushed to enable the lower surface of the positioning clamping plate 24 to be in lap joint with the upper surface of the conveying belt 17, the computer main board is placed between two plastic limit baffles on the surface of the conveying belt 17, the forward and reverse rotation motor 20 is started to enable the forward and reverse rotation motor to drive the conveying belt 17 to rotate through the transmission rod 19 and the rotating rod 16, the conveying belt 17 drives the main board to move to a specified impurity removing position, the positioning clamping plate 24 is used for positioning, the electric telescopic rod 10 is started to drive the pressing plate 11 to move downwards, four corners of the computer hardware main board are positioned and fixed through the vertical compression rods 12 at four corners of the lower surface of the pressing plate 11, the air blower 6 is started to enable air to enter the ventilation cavity 13 inside the pressing plate 11 through the telescopic pipe 8 and the connecting head 15, impurity and dust removal is performed on the surface of the main board through the air jet head 14, thereby reach the effect of being convenient for carry out the edulcoration to this mainboard for computer hardware production.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a mainboard edulcoration device is used in computer hardware production, includes supporting baseplate (1), its characterized in that: the lower surface of the supporting base plate (1) is fixedly connected with a supporting bottom column (2), the upper surface of the supporting base plate (1) is fixedly connected with a supporting plate (3), the upper surface of the supporting plate (3) is fixedly connected with a fixed top plate (4), the lower surface of the fixed top plate (4) is fixedly connected with a fixed plate (5), the side surface of the fixed plate (5) is fixedly connected with an air blower (6), the lower surface of the air blower (6) is respectively and fixedly connected with a supporting plate (7) and a telescopic pipe (8), the lower surface of the fixed plate (5) is embedded with a connecting plate (9), the lower surface of the connecting plate (9) is fixedly connected with an electric telescopic rod (10), the bottom end telescopic end of the electric telescopic rod (10) is fixedly connected with a pressing plate (11), and the, the inside of clamp plate (11) has been seted up and has been ventilated chamber (13), the lower fixed surface of clamp plate (11) is connected with jet (14), upper surface one side fixedly connected with connector (15) of clamp plate (11), the front of backup pad (3) is rotated and is connected with dwang (16), the surface transmission of dwang (16) is connected with conveyer belt (17), the lower surface overlap joint of conveyer belt (17) has fixed supporting plate (18).
2. The device of claim 1, wherein the device for removing impurities from a mainboard for computer hardware production comprises: the back fixedly connected with transfer line (19) of dwang (16), the back fixedly connected with of transfer line (19) is motor (20) just reversing, the surface overlap joint of motor (20) just reversing has safety cover (21), the lower fixed surface of safety cover (21) is connected with triangle layer board (22), square hole (23) have been seted up at the back of backup pad (3), the inner wall sliding connection of square hole (23) has location cardboard (24), the back fixedly connected with dust absorption motor (25) of backup pad (3), the air inlet end fixedly connected with dust absorption pipe (26) of dust absorption motor (25).
3. The device of claim 1, wherein the device for removing impurities from a mainboard for computer hardware production comprises: the supporting base plate is characterized in that supporting base columns (2) are fixedly connected to four corners of the lower surface of the supporting base plate (1), supporting plates (3) are fixedly connected to the front side and the rear side of the upper surface of the supporting base plate (1), and the front side and the rear side of the lower surface of the fixed top plate (4) are fixedly connected with the upper surfaces of the two supporting plates (3) respectively.
4. The device of claim 1, wherein the device for removing impurities from a mainboard for computer hardware production comprises: the upper surface of air-blower (6) and the lower fixed surface of fixed roof (4) are connected, and the lower surface of air-blower (6) passes through the positive fixed connection of supporting plate (7) and backup pad (3), the lower surface of air-blower (6) passes through flexible pipe (8) and clamp plate (11) upper surface one side connector (15) fixed connection, and the inner chamber of connector (15) link up with the inside chamber of ventilating (13) of clamp plate (11), the equal fixedly connected with vertical compression bar (12) in lower surface four corners of clamp plate (11), and the bottom fixedly connected with rubber insulation layer of vertical compression bar (12).
5. The device of claim 1, wherein the device for removing impurities from a mainboard for computer hardware production comprises: the lower surface of the fixing plate (5) is provided with a groove matched with the connecting plate (9), the front surface and the back surface of the fixing plate (5) are fixedly connected with the opposite surfaces of the two supporting plates (3) respectively, and the upper surface of the connecting plate (9) is fixedly connected to the longitudinal axis of the lower surface of the fixing plate (5).
6. The device of claim 1, wherein the device for removing impurities from a mainboard for computer hardware production comprises: the equal fixedly connected with limit baffle in both sides around the upper surface of conveyer belt (17), and limit baffle's material is rubber, the fixed layer board (18) front and back of the interior anchor ring face of conveyer belt (17) respectively with the opposite face fixed connection of two backup pads (3).
7. The device of claim 1, wherein the device for removing impurities from a mainboard for computer hardware production comprises: the quantity of dwang (16) is two, and the back of dwang (16) run through backup pad (3) and with transfer line (19) fixed connection at the backup pad (3) back, the circular slot with the positive one end looks adaptation of transfer line (19) is seted up at the back of dwang (16).
8. The device of claim 2, wherein the device for removing impurities from the main board for producing the computer hardware comprises: the lower surface of the forward and reverse rotating motor (20) is fixedly connected with the inner bottom wall of the protective cover (21), the protective cover (21) and the triangular supporting plate (22) are fixedly connected with the back face of the supporting plate (3), and the side face of the triangular supporting plate (22) is fixedly connected with the back face of the supporting plate (3) through a fixing bolt.
9. The device of claim 2, wherein the device for removing impurities from the main board for producing the computer hardware comprises: the shape of location cardboard (24) is the style of calligraphy of falling T, and one side of location cardboard (24) passes backup pad (3) and through the upper surface overlap joint of one side lower surface and conveyer belt (17) of location cardboard (24), the lower surface of dust absorption motor (25) is given vent to anger end fixedly connected with dust bag, and the air inlet end dust absorption pipe (26) of dust absorption motor (25) run through the back of backup pad (3) and extend to the front of backup pad (3).
CN202010471542.2A 2020-05-29 2020-05-29 Mainboard edulcoration device is used in computer hardware production Pending CN111618040A (en)

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CN202010471542.2A CN111618040A (en) 2020-05-29 2020-05-29 Mainboard edulcoration device is used in computer hardware production

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Application Number Priority Date Filing Date Title
CN202010471542.2A CN111618040A (en) 2020-05-29 2020-05-29 Mainboard edulcoration device is used in computer hardware production

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115446030A (en) * 2022-08-09 2022-12-09 郭玉娟 Inside clearance auxiliary assembly of main frame

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KR20100061971A (en) * 2008-12-01 2010-06-10 조규섭 Dust collector of mobile-rack
CN205951438U (en) * 2016-07-15 2017-02-15 宁夏俊材木业制造有限公司 Transmission device of board lamination machine
CN107716460A (en) * 2017-11-29 2018-02-23 四川珩必鑫电子科技有限公司 A kind of wiring board deashing device
CN108008771A (en) * 2017-12-04 2018-05-08 广安讯视信息技术有限公司 A kind of computer chip safe processing system
CN108993945A (en) * 2018-06-26 2018-12-14 芜湖广智天和信息技术有限公司 Cleaning device is used in a kind of production of computer motherboard
CN109500929A (en) * 2018-11-22 2019-03-22 合肥汇之新机械科技有限公司 A kind of plate processing device for having furniture made to order
CN210001090U (en) * 2019-05-13 2020-01-31 安庆华璟电子科技有限公司 flexible circuit board positioning and conveying device
CN210244250U (en) * 2019-09-23 2020-04-03 深圳市百联创智信息科技有限公司 Server mainboard dust keeper

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2682620A1 (en) * 1991-10-18 1993-04-23 Shinko Kagaku Kk METHOD FOR CLEANING ARTICLES.
KR20100061971A (en) * 2008-12-01 2010-06-10 조규섭 Dust collector of mobile-rack
CN205951438U (en) * 2016-07-15 2017-02-15 宁夏俊材木业制造有限公司 Transmission device of board lamination machine
CN107716460A (en) * 2017-11-29 2018-02-23 四川珩必鑫电子科技有限公司 A kind of wiring board deashing device
CN108008771A (en) * 2017-12-04 2018-05-08 广安讯视信息技术有限公司 A kind of computer chip safe processing system
CN108993945A (en) * 2018-06-26 2018-12-14 芜湖广智天和信息技术有限公司 Cleaning device is used in a kind of production of computer motherboard
CN109500929A (en) * 2018-11-22 2019-03-22 合肥汇之新机械科技有限公司 A kind of plate processing device for having furniture made to order
CN210001090U (en) * 2019-05-13 2020-01-31 安庆华璟电子科技有限公司 flexible circuit board positioning and conveying device
CN210244250U (en) * 2019-09-23 2020-04-03 深圳市百联创智信息科技有限公司 Server mainboard dust keeper

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115446030A (en) * 2022-08-09 2022-12-09 郭玉娟 Inside clearance auxiliary assembly of main frame

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