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CN109203061A - Printed circuit board manufacturing equipment - Google Patents

Printed circuit board manufacturing equipment Download PDF

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Publication number
CN109203061A
CN109203061A CN201810892131.3A CN201810892131A CN109203061A CN 109203061 A CN109203061 A CN 109203061A CN 201810892131 A CN201810892131 A CN 201810892131A CN 109203061 A CN109203061 A CN 109203061A
Authority
CN
China
Prior art keywords
cavity
transmission cavity
face
cone angle
vestibule
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.)
Withdrawn
Application number
CN201810892131.3A
Other languages
Chinese (zh)
Inventor
韦红生
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.)
Guangzhou Yalong Automation Equipment Co ltd
Original Assignee
Guangzhou Yalong Automation Equipment 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 Guangzhou Yalong Automation Equipment Co ltd filed Critical Guangzhou Yalong Automation Equipment Co ltd
Priority to CN201810892131.3A priority Critical patent/CN109203061A/en
Publication of CN109203061A publication Critical patent/CN109203061A/en
Withdrawn legal-status Critical Current

Links

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
    • B24B9/00Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/02Means for moving the cutting member into its operative position for cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26DCUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08Means for actuating the cutting member to effect the cut
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B26HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26FPERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/16Perforating by tool or tools of the drill type
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)

Abstract

The invention discloses a printed circuit board manufacturing device which comprises a vertical frame, wherein a working frame is arranged on the left side of the vertical frame, a first transmission cavity is arranged in the working frame, a rotating sleeve is installed on the bottom wall of the first transmission cavity in a rotating and matching mode, an extension section of the bottom of the rotating sleeve extends out of the end face of the bottom of the working frame, a polishing device is arranged at the tail end of the bottom of the rotating sleeve, an extension section of the top of the rotating sleeve is led into the first transmission cavity, a first gear is fixedly arranged on the periphery of the extension section of the top of the rotating sleeve, a first hole cavity is vertically arranged in the rotating sleeve in a penetrating mode, a drill bit is installed in the first hole cavity in a clearance matching mode, a second transmission cavity is arranged in the working frame on the upper side of the first transmission cavity, a second hole cavity opposite to the first hole cavity is communicated.

Description

A kind of printed circuit panel manufacturing apparatus
Technical field
The present invention relates to pcb board processing technique field, specially a kind of printed circuit panel manufacturing apparatus.
Background technique
Currently, being needed to it into drilling processing, after piercing, pcb board outer surface is usual after pcb board production molding Burr can be generated, burr is polished at this time, it may be necessary to use grinding apparatus, drilling device is usually used alone in the prior art With grinding apparatus, when adjusting and using needs that pcb board is repeated installation and fix, it is cumbersome, and also two equipment makes With equipment purchase cost is increased, therefore, it is badly in need of a kind of integrated equipment that can be drilled and polish to pcb board.
Summary of the invention
The purpose of the present invention is to provide a kind of printed circuit panel manufacturing apparatus, in the prior art above-mentioned scarce for overcoming It falls into.
A kind of printed circuit panel manufacturing apparatus according to the present invention, including vertical frame, the vertical frame left side are equipped with falsework, institute It states and is equipped with the first transmission cavity in falsework, be rotatably assorted in the first transmission cavity bottom wall and pivoted housing is installed, the pivoted housing bottom Extended segment is stretched out outside the falsework bottom end face and bottom end is provided with grinding device, and extended segment is passed through at the top of the pivoted housing In first transmission cavity and periphery is installed with first gear, and the pivoted housing runs through equipped with the first vestibule, first hole up and down Intracavitary clearance fit is equipped with drill bit, is equipped with the second transmission cavity in the falsework on the upside of first transmission cavity, and described the Connection is equipped with second vestibule opposite with first vestibule, the drill bit and institute between two transmission cavities and first transmission cavity The second vestibule clearance fit is stated, the second transmission cavity inner left wall connection is equipped with guide cavity, is slidably installed in the guide cavity There is guide block, the guide block is passed through in second transmission cavity and is slidably connected therewith, and the guide block and the drill bit rotate It is cooperatively connected, the drill bit stretches out lock guide block top end surface and top end is fixedly installed with the first cone angle wheel, in the guide block Clearance fit is equipped with the first screw rod, and first screw rod bottom extending end is rotatably assorted with the guide cavity bottom wall and connect, institute It states extending end power at the top of the first screw rod and is fitted with the first drive row machine, the first drive row machine is fixedly arranged in the guide cavity In roof, first wire rod thread is fitted with roll adjustment frame, and the roll adjustment frame is slidably installed respectively in the guide cavity And second in transmission cavity, and extension spring, the extension spring winding are fixedly connected between the roll adjustment frame and the guide block On the outside of first screw rod, the second drive row machine is installed in the roll adjustment frame bottom end face, described second, which drives row machine bottom end, moves Force-fitting is equipped with the second cone angle wheel, and the second cone angle wheel bottom end is installed with cone angle set, and the cone angle set is to described The intermeshing of one cone angle wheel, is rotatably assorted in second transmission cavity and is equipped with pivoted arm, the pivoted arm periphery be installed with to The intermeshing third cone angle wheel of second cone angle wheel, pivoted arm bottom extending end be passed through in first transmission cavity and End be fixedly installed with the intermeshing second gear of the first gear, be additionally provided with dust exhaust apparatus in the vertical frame.
Further technical solution, the guide cavity inner left wall is interior to be equipped with limit chamber, and sliding is matched in the limit chamber Conjunction is equipped with the limited block being fixedly connected with the guide block.
Further technical solution, the grinding device include that the dress being fixedly mounted on the downside of the pivoted housing periphery closes Head, the dress syncephalon bottom end are equipped with grinding head, and bilateral symmetry is equipped with heavy chamber in the dress syncephalon bottom end face, outside the heavy chamber Side is provided with resilient balls, and the grinding head top bilateral symmetry is installed with the connection block with the heavy mating connection of chamber, institute It states and is equipped with the arc slot snapped connection with the resilient balls on the outside of connection block, the grinding head runs through up and down to be equipped with to the drill bit The third vestibule for passing through and being oppositely arranged with first vestibule.
Further technical solution, the vertical frame left end face is interior to be equipped with sliding cavity, and be slidably matched peace in the sliding cavity Equipped with sliding shoe, the sliding shoe screw-internal thread fit is equipped with the second screw rod, second screw rod bottom extending end with it is described Sliding cavity bottom wall is rotatably assorted connection, and extending end power is fitted with third and drives row machine at the top of second screw rod, described Third is driven row machine and is fixedly arranged in the sliding cavity inner roof wall, and receiving chamber, the receiving chamber are equipped in the sliding shoe left end face Inside being slidably installed has buffer stopper, and the buffer stopper left end face is fixedly connected with the falsework right end face, the appearance Put be equipped in intracavitary roof it is interior enter chamber, it is described in enter chamber, it is described in enter to press between chamber roof and the buffer stopper top end face and match Conjunction is equipped with buffer spring.
Further technical solution, the dust exhaust apparatus include the dust catcher for being fixedly mounted on the vertical frame right end face, The dust catcher left-hand end is connected with sweep-up pipe, and the sweep-up pipe runs through the vertical frame left end face.
The beneficial effects of the present invention are: starting second drives row machine and drives drill bit rotation, so when needing to process pcb board Afterwards, starting third drives row machine and drives falsework decline, when drill bit is contacted with pcb board, is delayed by the effect of buffer spring Punching, until punching finishes, then, starting first drives row machine and drives roll adjustment frame upward sliding, and roll adjustment frame pulls guide block upward sliding, When limited block and limit chamber roof are touched, continues starting first and drive row machine drive roll adjustment frame upward sliding until roll adjustment frame slides To the second transmission cavity roof, at this point, cone angle set is disengaged from the first cone angle wheel, and the second cone angle wheel is nibbled with third cone angle wheel It closes, at this point, the burr that starting the second drive row machine can drive grinding head to generate punching carries out polishing work, thus convenient adjusting Is carried out by punching and is polished work for pcb board, effectively reduces procedure of processing, without replacement repeatedly using different types of tool into Row processing, meanwhile, reduce equipment purchase cost, it is efficient and convenient to the processing of pcb board, it is worth of widely use.
Detailed description of the invention
Fig. 1 is overall structure diagram inside a kind of printed circuit panel manufacturing apparatus of the invention;
Fig. 2 is enlarged structure schematic diagram at A in Fig. 1;
Fig. 3 is buffer stopper overlooking structure diagram in the present invention;
Fig. 4 is the enlarged structure schematic diagram that syncephalon is filled in the present invention;
Fig. 5 is the enlarged structure schematic diagram of grinding head in the present invention.
Specific embodiment
Below with reference to Fig. 1-5, the present invention is described in detail.
Referring to Fig.1-5, a kind of printed circuit panel manufacturing apparatus of embodiment according to the present invention, including vertical frame 100, it is described It is equipped with falsework 122 on the left of vertical frame 100, is equipped with the first transmission cavity 123,123 bottom of the first transmission cavity in the falsework 122 Be rotatably assorted in wall and pivoted housing 124 be installed, the 124 bottom extended segment of pivoted housing stretch out 122 bottom end face of falsework it is outer and Bottom end is provided with grinding device, and the 124 top extended segment of pivoted housing is passed through in first transmission cavity 123 and periphery is fixed There is first gear 131, about 124 pivoted housing, which runs through, is equipped with the first vestibule 125,125 internal clearance of the first vestibule cooperation peace Equipped with drill bit 126, it is equipped with the second transmission cavity 102 in the falsework 122 of first transmission cavity, 123 upside, described second It is connected between transmission cavity 102 and first transmission cavity 123 and is equipped with second vestibule 136 opposite with first vestibule 125, institute Drill bit 126 and 136 clearance fit of the second vestibule are stated, 102 inner left wall of the second transmission cavity connection is equipped with guide cavity 121, Being slidably installed in the guide cavity 121 has guide block 135, and the guide block 135 is passed through in second transmission cavity 102 and slides therewith Dynamic to be cooperatively connected, the guide block 135 is rotatably assorted with the drill bit 126 and connect, and the drill bit 126 stretches out 135 top of lock guide block End face and top end are fixedly installed with the first cone angle wheel 137, and 135 internal clearance of guide block is fitted with the first screw rod 114, First screw rod, the 114 bottom extending end is rotatably assorted with 121 bottom wall of guide cavity to be connect, 114 top of the first screw rod Extending end power is fitted with the first drive row machine 113, and the first drive row machine 113 is fixedly arranged on 121 inner roof wall of guide cavity Interior, first screw rod 114, which is threadedly engaged, is equipped with roll adjustment frame 142, and the roll adjustment frame 142 is slidably installed respectively described In guide cavity 121 and the second transmission cavity 102, extension spring is fixedly connected between the roll adjustment frame 142 and the guide block 135 133, the extension spring 133 is wound around first screw rod, 114 outside, and the is installed in 142 bottom end face of roll adjustment frame Two drive row machine 141, and the second drive 141 bottom end power of row machine is fitted with the second cone angle wheel 139, the second cone angle wheel 139 bottom ends are installed with cone angle set 138, and the cone angle set 138 with the first cone angle wheel 137 to be intermeshed, and described second Be rotatably assorted in transmission cavity 102 and pivoted arm 101 be installed, 101 periphery of pivoted arm be installed with to the second cone angle wheel 139 Intermeshing third cone angle wheel 105, the 101 bottom extending end of pivoted arm is passed through in first transmission cavity 123 and end Be fixedly installed with the intermeshing second gear 129 of the first gear 131, be additionally provided with dust exhaust apparatus in the vertical frame 100.
Valuably or illustratively, limit chamber 132, the limit chamber 132 are equipped in 121 inner left wall of guide cavity Inside be slidably installed the limited block 134 being fixedly connected with the guide block 135, so that limiting the position of the guide block 135 makes First cone angle wheel 137 is disengaged from cone angle set 138.
Valuably or illustratively, the grinding device includes the dress being fixedly mounted on the downside of 124 periphery of pivoted housing Syncephalon 128,128 bottom end of dress syncephalon are equipped with grinding head 127, and bilateral symmetry is equipped in 128 bottom end face of dress syncephalon Heavy chamber 161 is provided with resilient balls 162 on the outside of the heavy chamber 161, and 127 top of the grinding head bilateral symmetry is installed with and institute It states the connection block 152 of the mating connection of heavy chamber 161, is equipped on the outside of the block 152 and to be snapped connection with the resilient balls 162 Arc slot 153, about 127 grinding head, which runs through to be equipped with, to be passed through to the drill bit 126 and sets relatively with first vestibule 125 The third vestibule 151 set carries out polishing work to pcb board and dismounts to grinding head 127 consequently facilitating automatically controlling.
Valuably or illustratively, it is equipped with sliding cavity 103 in 100 left end face of vertical frame, is slided in the sliding cavity 103 Dynamic to be fitted with sliding shoe 107,107 screw-internal thread fit of sliding shoe is equipped with the second screw rod 104, second screw rod 104 bottom extending ends are rotatably assorted with 103 bottom wall of sliding cavity and connect, and the 104 top extending end of the second screw rod is dynamic Force-fitting is equipped with third and drives row machine 112, and the third is driven row machine 112 and is fixedly arranged in 103 inner roof wall of sliding cavity, the cunning Receiving chamber 108 is equipped in 107 left end face of motion block, being slidably installed in the receiving chamber 108 has buffer stopper 106, described slow It rushes 106 left end face of block to be fixedly connected with 122 right end face of falsework, enter equipped in 108 inner roof wall of receiving chamber Chamber 111, it is described in enter chamber 111, it is described in enter and press and be fitted between 106 top end face of 111 roof of chamber and the buffer stopper Buffer spring 110, so that automatically controlling 122 lifting work of falsework reduces cushion effect, increase pair to falsework 122 simultaneously The stability of pcb board drilling and polishing.
Valuably or illustratively, the dust exhaust apparatus includes the dust suction for being fixedly mounted on 100 right end face of vertical frame Device 201,201 left-hand end of dust catcher are connected with sweep-up pipe 202, and the sweep-up pipe 202 runs through 100 left-hand end of vertical frame Face, consequently facilitating the fugitive dust generated when absorption processing.
When needing to process pcb board, starting second drives row machine 141 and drill bit 126 is driven to rotate, and then, starting third is driven Row machine 112 drives falsework 122 to decline, and when drill bit 126 is contacted with pcb board, is delayed by the effect of buffer spring 110 Punching, until punching finishes, then, starting first drives row machine 113 and drives 142 upward sliding of roll adjustment frame, and roll adjustment frame 142 pulls guide block 135 upward slidings continue starting first and drive the drive roll adjustment frame of row machine 113 when limited block 134 and the touching of 132 roof of limit chamber 142 upward slidings are until roll adjustment frame 142 slides into 102 roof of the second transmission cavity, at this point, cone angle set 138 and the first cone angle wheel 137 It is disengaged from, and the second cone angle wheel 139 is engaged with third cone angle wheel 105, at this point, starting the second drive row machine 141 can drive and beat The burr that 127 pairs of bistrique punchings generate carries out polishing work.
The beneficial effects of the present invention are: starting second drives row machine and drives drill bit rotation, so when needing to process pcb board Afterwards, starting third drives row machine and drives falsework decline, when drill bit is contacted with pcb board, is delayed by the effect of buffer spring Punching, until punching finishes, then, starting first drives row machine and drives roll adjustment frame upward sliding, and roll adjustment frame pulls guide block upward sliding, When limited block and limit chamber roof are touched, continues starting first and drive row machine drive roll adjustment frame upward sliding until roll adjustment frame slides To the second transmission cavity roof, at this point, cone angle set is disengaged from the first cone angle wheel, and the second cone angle wheel is nibbled with third cone angle wheel It closes, at this point, the burr that starting the second drive row machine can drive grinding head to generate punching carries out polishing work, thus convenient adjusting Is carried out by punching and is polished work for pcb board, effectively reduces procedure of processing, without replacement repeatedly using different types of tool into Row processing, meanwhile, reduce equipment purchase cost, it is efficient and convenient to the processing of pcb board, it is worth of widely use.
Those skilled in the art can define, can in the case of not departing from overall spirit of the invention and design To make the various modifications for above embodiments.It falls within the scope of protection of the present invention.Protection scheme of the invention It is subject to claims appended hereto.

Claims (5)

1. a kind of printed circuit panel manufacturing apparatus, including vertical frame, it is characterised in that: falsework is equipped on the left of the vertical frame, it is described It is equipped with the first transmission cavity in falsework, is rotatably assorted in the first transmission cavity bottom wall and pivoted housing is installed, the pivoted housing bottom is prolonged It stretches outside the section stretching falsework bottom end face and bottom end is provided with grinding device, extended segment is passed through institute at the top of the pivoted housing It states in the first transmission cavity and periphery is installed with first gear, the pivoted housing runs through equipped with the first vestibule, first vestibule up and down Internal clearance is fitted with drill bit, is equipped with the second transmission cavity in the falsework on the upside of first transmission cavity, and described second Between transmission cavity and first transmission cavity connection be equipped with second vestibule opposite with first vestibule, the drill bit with it is described Second vestibule clearance fit, the second transmission cavity inner left wall connection are equipped with guide cavity, and being slidably installed in the guide cavity has Guide block, the guide block are passed through in second transmission cavity and are slidably connected therewith, and the guide block is matched with drill bit rotation Connection is closed, the drill bit stretches out lock guide block top end surface and top end is fixedly installed with the first cone angle wheel, between the guide block is interior Gap is fitted with the first screw rod, and first screw rod bottom extending end is rotatably assorted with the guide cavity bottom wall and connect, described Extending end power is fitted with the first drive row machine at the top of first screw rod, and the first drive row machine is fixedly arranged on top in the guide cavity In wall, first wire rod thread is fitted with roll adjustment frame, the roll adjustment frame be slidably installed respectively the guide cavity with And second in transmission cavity, extension spring is fixedly connected between the roll adjustment frame and the guide block, the extension spring is wound around On the outside of first screw rod, the second drive row machine is installed in the roll adjustment frame bottom end face, described second drives row machine bottom end power It is fitted with the second cone angle wheel, the second cone angle wheel bottom end is installed with cone angle set, and the cone angle set is to described first The intermeshing of cone angle wheel, is rotatably assorted in second transmission cavity and is equipped with pivoted arm, the pivoted arm periphery be installed with to institute The intermeshing third cone angle wheel of the second cone angle wheel is stated, pivoted arm bottom extending end is passed through in first transmission cavity and end End be fixedly installed with the intermeshing second gear of the first gear, be additionally provided with dust exhaust apparatus in the vertical frame.
2. a kind of printed circuit panel manufacturing apparatus according to claim 1, it is characterised in that: on the left of the guide cavity Limit chamber is equipped in wall, be slidably installed the limited block being fixedly connected with the guide block in the limit chamber.
3. a kind of printed circuit panel manufacturing apparatus according to claim 1, it is characterised in that: the grinding device includes solid Dress syncephalon of the Dingan County at the pivoted housing periphery downside, the dress syncephalon bottom end is equipped with grinding head, the dress syncephalon bottom Bilateral symmetry is equipped with heavy chamber in end face, and resilient balls are provided on the outside of the heavy chamber, and the grinding head top bilateral symmetry is fixed There is the connection block with the heavy mating connection of chamber, be equipped with the arc slot snapped connection with the resilient balls on the outside of the block, The grinding head runs through the third vestibule for being equipped with and passing through to the drill bit and being oppositely arranged with first vestibule up and down.
4. a kind of printed circuit panel manufacturing apparatus according to claim 1, it is characterised in that: in the vertical frame left end face Equipped with sliding cavity, being slidably installed in the sliding cavity has sliding shoe, and the sliding shoe screw-internal thread fit is equipped with second Bar, second screw rod bottom extending end are rotatably assorted with the sliding cavity bottom wall and connect, and extend at the top of second screw rod End power is fitted with third and drives row machine, and the third is driven row machine and is fixedly arranged in the sliding cavity inner roof wall, the sliding Receiving chamber is equipped in block left end face, intracavitary be slidably installed of the receiving has buffer stopper, the buffer stopper left end face and The falsework right end face is fixedly connected, be equipped in the intracavitary roof of the receiving it is interior enter chamber, it is described in enter chamber, it is described in enter chamber Press is fitted with buffer spring between roof and the buffer stopper top end face.
5. a kind of printed circuit panel manufacturing apparatus according to claim 1, it is characterised in that: the dust exhaust apparatus includes solid Dingan County is mounted in the dust catcher of the vertical frame right end face, and the dust catcher left-hand end is connected with sweep-up pipe, and the sweep-up pipe runs through The vertical frame left end face.
CN201810892131.3A 2018-08-07 2018-08-07 Printed circuit board manufacturing equipment Withdrawn CN109203061A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810892131.3A CN109203061A (en) 2018-08-07 2018-08-07 Printed circuit board manufacturing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810892131.3A CN109203061A (en) 2018-08-07 2018-08-07 Printed circuit board manufacturing equipment

Publications (1)

Publication Number Publication Date
CN109203061A true CN109203061A (en) 2019-01-15

Family

ID=64987524

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810892131.3A Withdrawn CN109203061A (en) 2018-08-07 2018-08-07 Printed circuit board manufacturing equipment

Country Status (1)

Country Link
CN (1) CN109203061A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111396680A (en) * 2020-03-19 2020-07-10 上海核工程研究设计院有限公司 Vibration isolation support of nuclear power station
CN111873057A (en) * 2020-07-27 2020-11-03 洛阳师范学院 Computer control mainboard drilling processing equipment

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111396680A (en) * 2020-03-19 2020-07-10 上海核工程研究设计院有限公司 Vibration isolation support of nuclear power station
CN111873057A (en) * 2020-07-27 2020-11-03 洛阳师范学院 Computer control mainboard drilling processing equipment
CN111873057B (en) * 2020-07-27 2021-09-07 洛阳师范学院 A computer-controlled motherboard drilling and processing equipment

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Application publication date: 20190115