CN108714706A - Drilling mechanism for machine case radiator processing equipment - Google Patents

Drilling mechanism for machine case radiator processing equipment Download PDF

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Publication number
CN108714706A
CN108714706A CN201810636334.6A CN201810636334A CN108714706A CN 108714706 A CN108714706 A CN 108714706A CN 201810636334 A CN201810636334 A CN 201810636334A CN 108714706 A CN108714706 A CN 108714706A
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CN
China
Prior art keywords
clamping plate
sliding block
plate
drilling
positioning
Prior art date
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Granted
Application number
CN201810636334.6A
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Chinese (zh)
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CN108714706B (en
Inventor
许志朋
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.)
Jiangsu Yingjie Electronic Devices Co ltd
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Jiangsu Yingjie Electronic Devices Co ltd
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Priority to CN201810636334.6A priority Critical patent/CN108714706B/en
Publication of CN108714706A publication Critical patent/CN108714706A/en
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Publication of CN108714706B publication Critical patent/CN108714706B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B41/00Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B39/00General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines
    • B23B39/16Drilling machines with a plurality of working-spindles; Drilling automatons
    • B23B39/161Drilling machines with a plurality of working-spindles; Drilling automatons with parallel work spindles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23BTURNING; BORING
    • B23B47/00Constructional features of components specially designed for boring or drilling machines; Accessories therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means
    • B23Q3/062Work-clamping means adapted for holding workpieces having a special form or being made from a special material

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cooling Or The Like Of Electrical Apparatus (AREA)

Abstract

The invention provides a drilling mechanism for machining equipment of a chassis radiator, which comprises a first base, wherein a first positioning clamp and a second positioning clamp are arranged on the first base; the second positioning clamp comprises a positioning push block and a positioning pressing plate, the positioning pressing plate extends forwards and is fixed on the positioning pressing plate, and the positioning push block is fixed on the first base through a screw; the two sides of the first positioning clamp are respectively provided with a first drilling assembly and a second drilling assembly, and the first drilling assembly and the second drilling assembly are used for drilling the radiator, so that the cost is saved and the efficiency is improved.

Description

Borehole drill construction for case radiation device process equipment
Technical field
The present invention relates to a kind of borehole drill constructions, more particularly to a kind of borehole drill construction for case radiation device process equipment.
Background technology
For many years, cast-iron radiator and composite copper aluminium radiator occupy always the half of the country of radiator industry, traditional Technique and living habit allow radiator industry development to continue for decades, at the same traditional technique also allow radiator development by Certain limitation.Since especially 2008, prices of raw materials fluctuation is too big, and radiator industry has received prodigious influence, passes Dynamic cast radiator has almost gone to the edge of collapse.In face of difficulty, the knowledgeable people of many industries is finding one Ideal outlet, each enterprise all organize the engineers and technicians of profession, constantly seek to break through on self-technique.The prior art In, large power supply radiator heat-dissipation is mostly used is arranged radiator or radiation air on the related power device of the circuit board of power supply Fan, while some ventilation openings are set on the cabinet of power supply and then constitute air duct to radiate.On the cabinet of large power supply Extrudate is made or leaned on by metal plate, and structure is more single, and heat dissipation effect is poor, can not really meet consumer And its demand of producer, thus the technology of radiator needs to continue to improve.
Patent " 201721019413.X " discloses a kind of case radiation device upper cover, including upper cover plate and two upsides Plate, two epipleurals are symmetrically fixed on the both sides of upper cover plate bottom, and the upper surface of the upper cover plate is identical equipped with depth First groove and the second groove are equipped with the first heat sink strip in the first groove, the second heat sink strip are equipped in the second groove, epipleural Inner wall is vertically arranged, and the outer wall of epipleural is obliquely installed, and the wall thickness of epipleural is made to gradually increase from top to bottom, the outer wall of epipleural On be uniformly provided with several third heat sink strips, epipleural bottom is equipped with the first fixed block, and the first fixed block is rectangular parallelepiped structure, first Fixed block is equipped with the first buckling groove, and the section of the first buckling groove is that semicircular structure, its opening direction are downward, the first buckling groove Inner wall on symmetrically set there are two upper clamping terminal.
The heat spreader structures of this kind of structure are excessively complicated, and manufacture difficulty increases, and is unfavorable for practical heat dissipation.
My company develops a kind of case radiation device, including horizontally disposed first support plate, the both sides of the first support plate Setting of being respectively perpendicular of lower section there are one the second support plate, the formation third support plate that the second support plate upwardly extends, two the Alternately it is equipped with the first cooling fin and the second cooling fin between three support plates, the first cooling fin and the second cooling fin are each attached to the In one support plate;First cooling fin is equipped with thickening part higher than the part of the second cooling fin;It is set on the thickening part of first cooling fin Arrange the first through-hole, the second cooling fin ranked second through-hole equipped with two, with second on the first cooling fin and third support plate Through-hole is corresponding to be equipped with two rows of third through-holes;It is equipped with reinforcement radiating block in first through hole, the second through-hole and third through-hole;Add Strong radiating block includes reinforcing heat dissipation block main body, reinforces the external of heat dissipation block main body and coats one layer of outer jointing jacket, cylindrical structure The outer wall of outer jointing jacket is equipped with a circle locating convex block, and outer jointing jacket interference fit is fixed on first through hole, the second through-hole mistake In third through-hole.
Wherein, the first support plate, the second support plate, third support plate, the first cooling fin and the second cooling fin pass through cast Molding mode is prepared, and still can be used for drilling simultaneously to the first cooling fin and the second cooling fin without a kind of equipment It is assembled to reinforcing radiating block.
Invention content
In view of the above-mentioned problems, the present invention proposes a kind of borehole drill construction for case radiation device process equipment, for pair Radiator carries out drilling operation, and automation mechanized operation has saved cost, improved efficiency.
Specific technical solution is as follows:
For the borehole drill construction of case radiation device process equipment, including the first pedestal, the first pedestal is equipped with the first positioning fixture With the second positioning fixture;
First positioning fixture includes the first bottom plate that end face is rectangular configuration, and the first bottom plate is equipped with first clamping plate group, the second folder Board group and third clamping plate group, the first bottom plate are screwed on the first pedestal;
First clamping plate group includes two vertically disposed first clamping plates, and first clamping plate is parallel with the width direction of the first bottom plate to be set It sets and the length of first clamping plate is equal to the width of the first bottom plate, two first clamping plate groups are separately positioned on the both sides of the first bottom plate;
Second clamping plate group includes two vertically disposed second upper clamp plates and two vertically disposed second lower clamp plates, is pressed from both sides on second Plate and the second lower clamp plate are arranged in parallel with first clamping plate, and the distance between two second upper clamp plates are more than two the second lower clamp plates The distance between;
Third clamping plate group includes two vertically disposed third clamping plates, and third clamping plate is parallel with the second lower clamp plate and is correspondingly arranged;
Second clamping plate group and third clamping plate group are alternately arranged between two first clamping plate groups;
Second upper clamp plate arranges the first drilling equipped with one, corresponding on the second lower clamp plate and third clamping plate to be equipped with two and ranked second brill Hole, in first clamping plate and the first drilling it is corresponding be equipped with third drilling, it is corresponding with the second drilling be equipped with the 4th and drill, the first brill Hole and third drilling are correspondingly arranged with first through hole, and the second drilling and the 4th drilling are corresponding with the second through-hole and third through-hole Setting;
Second positioning fixture includes positioning pushing block and positioning pressuring plate, and what positioning pressuring plate extended forward is fixed on positioning pressuring plate, then It is fixed on the first pedestal by screw by pushing block is positioned;
The both sides of first positioning fixture are respectively equipped with the first boring assemblies and the second boring assemblies.
Further, the first boring assemblies include the first sliding block, first motor and the first drill bit, and the first sliding block is moveable It is arranged on the first sliding rail, the first sliding block is equipped with first support, corresponding with first support on the first pedestal to be equipped with second Holder, the first drill bit are spindle rotationally arranged in first support and second support, are fixed on the first motor on the first sliding block Output shaft is fixedly connected with the first drill bit, and the first sliding rail is equipped with the first leading screw, and the setting of the first sliding block screw-thread fit is first On leading screw, the first leading screw is controlled by the second motor and is rotated, rotation control the first sliding block movement of the second motor.
Further, the second boring assemblies include the second sliding block, third motor and the second drill bit, and the second sliding block is moveable It is arranged on the second sliding rail, the second sliding block is equipped with third holder, corresponding with third holder on the first pedestal to be equipped with the 4th Holder, two the second drill bits are spindle rotationally arranged on third holder and the 4th holder, two be fixed on the second sliding block The output shaft branch of three motors is fixedly connected with two the second drill bits, and the second sliding rail is equipped with the second leading screw, the second sliding block screw thread On the second leading screw, the second leading screw is controlled by the 4th motor and is rotated for the setting of cooperation, the 4th motor rotation the second sliding block of control It is mobile.
Beneficial effects of the present invention are:
The present invention is used to carry out drilling operation to radiator, and automation mechanized operation has saved cost, improved efficiency.
Description of the drawings
Fig. 1 is vertical view of the present invention.
Fig. 2 is the first positioning fixture vertical view.
Fig. 3 is that the first positioning fixture assembles the structure chart after radiator.
Fig. 4 is A-A phantoms in Fig. 1.
Fig. 5 is the sectional view for the case radiation device that the present invention processes.
Fig. 6 is the first cooling fin side view.
Fig. 7 is to reinforce radiating block sectional view.
Reference numeral
First support plate 1, the second support plate 2, third support plate 3, the first cooling fin 4, the second cooling fin 5, thickening part 6, first Through-hole 7, third through-hole 9, reinforces radiating block 10, reinforces heat dissipation block main body 11, outer jointing jacket 12, locating convex block second through-hole 8 13, the first flanging 14, the second flanging 15, stiffener 16, binder 17, the first pedestal 21, the positioning of the first positioning fixture 22, second Fixture 23, the first bottom plate 24, first clamping plate 25, the second upper clamp plate 26, the second lower clamp plate 27, third clamping plate 28, first drilling 29, Second drilling 210, the 211, the 4th drilling 212 of third drilling, positioning pushing block 213, positioning pressuring plate 214, the first sliding block 216, first Motor 217, the first drill bit 218, the first sliding rail 219, first support 220, second support 221, the second sliding block 222, third motor 223, the second drill bit 224, the second sliding rail 225, third holder 226, the 4th holder 227.
Specific implementation mode
Clear to make technical scheme of the present invention be more clear, the present invention is described further below in conjunction with the accompanying drawings, Any technical characteristic to technical solution of the present invention carries out the scheme that equivalencing is obtained with conventional reasoning and each falls within guarantor of the present invention Protect range.
The present invention as shown in Fig. 5-Fig. 6 needs the case radiation device processed, including horizontally disposed first support plate 1, the What is be respectively perpendicular below the both sides of one support plate sets there are one the second support plate 2, the formation that the second support plate upwardly extends the Three support plates 3, are alternately equipped with the first cooling fin 4 and the second cooling fin 5 between two third support plates, the first cooling fin and the Two cooling fins are each attached in the first support plate;
The height of first cooling fin is more than the height of the second cooling fin, and the height of the second cooling fin is equal to the height of third support plate Degree;
First cooling fin is equipped with thickening part 6 higher than the part of the second cooling fin, and the thickness h 1 of thickening part is that the first cooling fin is thick Spend h2 twice, the thickness h 2 of the first cooling fin is equal with the thickness h 3 of the second cooling fin;
The first through-hole 7 is arranged in the thickening part of first cooling fin equipped with one, and the second cooling fin ranked second through-hole 8 equipped with two, and first It is corresponding with the second through-hole on cooling fin and third support plate to be equipped with two rows of third through-holes 9, the second through-hole and third through-hole Diameter it is equal, the diameter of first through hole is more than the diameter of the second through-hole;
It is equipped in first through hole, the second through-hole and third through-hole and reinforces radiating block 10.
Further, it includes reinforcing heat dissipation block main body 11 to reinforce radiating block, reinforces external one layer of the cladding of heat dissipation block main body The outer wall of outer jointing jacket 12, the outer jointing jacket of cylindrical structure is equipped with a circle locating convex block 13, outer jointing jacket interference fit It is fixed on first through hole, the second through-hole is crossed in third through-hole.
Further, the first support plate, the second support plate, third support plate, the first cooling fin and the second cooling fin with 6061 aluminium alloys are made of material, reinforce heat dissipation block main body and are made using fine copper of material, outer jointing jacket is with ethylene propylene diene rubber Material is made.
Further, what the top of the first cooling fin was bent to the left be equipped with the first flanging 14, the top of the second cooling fin to Right bending is equipped with the second flanging 15.
Further, the first support plate, the second support plate, third support plate, the first cooling fin and the second cooling fin are by pouring The mode of injection forming is prepared.
A kind of borehole drill construction for case radiation device process equipment as Figure 1-Figure 4, including the first pedestal 21, the One pedestal is equipped with the first positioning fixture 22 and the second positioning fixture 23;
First positioning fixture includes the first bottom plate 24 that end face is rectangular configuration, and the first bottom plate is equipped with first clamping plate group, second Clamping plate group and third clamping plate group, the first bottom plate are screwed on the first pedestal;
First clamping plate group includes two vertically disposed first clamping plates 25, and first clamping plate is parallel with the width direction of the first bottom plate to be set It sets and the length of first clamping plate is equal to the width of the first bottom plate, two first clamping plate groups are separately positioned on the both sides of the first bottom plate, First clamping plate group is for being clamped third support plate;
Second clamping plate group include two vertically disposed second upper clamp plates 26 and two vertically disposed second lower clamp plates 27, second Upper clamp plate and the second lower clamp plate are arranged in parallel with first clamping plate, and the distance between two second upper clamp plates are more than under two second The distance between clamping plate, the second upper clamp plate are used to be clamped the thickening part of the first cooling fin, and the second lower clamp plate is dissipated for being clamped first Backing part corresponding with the second cooling fin;
Third clamping plate group includes two vertically disposed third clamping plates 28, and third clamping plate is parallel with the second lower clamp plate and corresponding sets It sets, third clamping plate is for being clamped the second cooling fin;
Second clamping plate group and third clamping plate group are alternately arranged between two first clamping plate groups;
Second upper clamp plate arranges the first drilling 29 equipped with one, corresponding on the second lower clamp plate and third clamping plate to be equipped with two and ranked second brill Hole 210, in first clamping plate and the first drilling is corresponding is equipped with third drilling 211, corresponding with the second drilling be equipped with the 4th and drill 212, the first drilling and third drilling are correspondingly arranged with first through hole, the second drilling and the 4th drill with the second through-hole and the Three through-holes are correspondingly arranged;
Second positioning fixture includes positioning pushing block 213 and positioning pressuring plate 214, and what positioning pressuring plate extended forward is fixed on positioning pressuring plate On, positioning pushing block clearance fit is arranged between two the second support plates of radiator, and positioning briquetting is pressed on the first heat dissipation On piece and the second cooling fin, then by screw by position pushing block be fixed on the first pedestal, with this by radiator limit fix;
The both sides of first positioning fixture are respectively equipped with the first boring assemblies and the second boring assemblies;
First boring assemblies include that the first sliding block 216, first motor 217 and the first drill bit 218, the first sliding block are movably arranged On the first sliding rail 219, the first sliding block is equipped with first support 220, corresponding with first support on the first pedestal to be equipped with the Two holders 221, the first drill bit are spindle rotationally arranged in first support and second support, the first electricity being fixed on the first sliding block The output shaft of machine is fixedly connected with the first drill bit, and the first sliding rail is equipped with the first leading screw, and the setting of the first sliding block screw-thread fit exists On first leading screw, the first leading screw is controlled by the second motor and is rotated, and rotation control the first sliding block movement of the second motor is slided first During block is moved to radiator, first motor controls drilling to the first cooling fin for the first drill bit rotation;
Second boring assemblies include that the second sliding block 222, third motor 223 and the second drill bit 224, the second sliding block are movably arranged On the second sliding rail 225, the second sliding block is equipped with third holder 226, corresponding with third holder on the first pedestal to be equipped with the Four holders 227, two the second drill bits are spindle rotationally arranged on third holder and the 4th holder, two be fixed on the second sliding block The output shaft branch of a third motor is fixedly connected with two the second drill bits, and the second sliding rail is equipped with the second leading screw, the second sliding block On the second leading screw, the second leading screw is controlled by the 4th motor and is rotated for the setting of screw-thread fit, the 4th motor rotation control second Sliding block moves, and during the second sliding block is moved to radiator, third motor controls radiating to first for the second drill bit rotation Piece, the second cooling fin and third support plate drill.

Claims (3)

1. for the borehole drill construction of case radiation device process equipment, it is characterized in that, including the first pedestal, the first pedestal is equipped with the One positioning fixture and the second positioning fixture;
First positioning fixture includes the first bottom plate that end face is rectangular configuration, and the first bottom plate is equipped with first clamping plate group, the second folder Board group and third clamping plate group, the first bottom plate are screwed on the first pedestal;
First clamping plate group includes two vertically disposed first clamping plates, and first clamping plate is parallel with the width direction of the first bottom plate to be set It sets and the length of first clamping plate is equal to the width of the first bottom plate, two first clamping plate groups are separately positioned on the both sides of the first bottom plate;
Second clamping plate group includes two vertically disposed second upper clamp plates and two vertically disposed second lower clamp plates, is pressed from both sides on second Plate and the second lower clamp plate are arranged in parallel with first clamping plate, and the distance between two second upper clamp plates are more than two the second lower clamp plates The distance between;
Third clamping plate group includes two vertically disposed third clamping plates, and third clamping plate is parallel with the second lower clamp plate and is correspondingly arranged;
Second clamping plate group and third clamping plate group are alternately arranged between two first clamping plate groups;
Second upper clamp plate arranges the first drilling equipped with one, corresponding on the second lower clamp plate and third clamping plate to be equipped with two and ranked second brill Hole, in first clamping plate and the first drilling it is corresponding be equipped with third drilling, it is corresponding with the second drilling be equipped with the 4th and drill, the first brill Hole and third drilling are correspondingly arranged with first through hole, and the second drilling and the 4th drilling are corresponding with the second through-hole and third through-hole Setting;
Second positioning fixture includes positioning pushing block and positioning pressuring plate, and what positioning pressuring plate extended forward is fixed on positioning pressuring plate, then It is fixed on the first pedestal by screw by pushing block is positioned;
The both sides of first positioning fixture are respectively equipped with the first boring assemblies and the second boring assemblies.
2. it is used for the borehole drill construction of case radiation device process equipment as described in claim 1, it is characterized in that, the first boring assemblies Including the first sliding block, first motor and the first drill bit, the first sliding block is movably disposed on the first sliding rail, is set on the first sliding block There is a first support, corresponding with first support on the first pedestal to be equipped with second support, the first drill bit is spindle rotationally arranged in the On one holder and second support, the output shaft for the first motor being fixed on the first sliding block is fixedly connected with the first drill bit, and first Sliding rail is equipped with the first leading screw, and on the first leading screw, the first leading screw passes through the second motor control for the setting of the first sliding block screw-thread fit System rotation, rotation control the first sliding block movement of the second motor.
3. it is used for the borehole drill construction of case radiation device process equipment as described in claim 1, it is characterized in that, the second boring assemblies Including the second sliding block, third motor and the second drill bit, the second sliding block is movably disposed on the second sliding rail, is set on the second sliding block There is a third holder, corresponding with third holder on the first pedestal to be equipped with the 4th holder, two the second drill bits are rotatably arranged On third holder and the 4th holder, it is fixed on the output shaft branches of two third motors on the second sliding block and two second brills Head is fixedly connected, and the second sliding rail is equipped with the second leading screw, and the setting of the second sliding block screw-thread fit is on the second leading screw, the second leading screw It is controlled and is rotated by the 4th motor, rotation control the second sliding block movement of the 4th motor.
CN201810636334.6A 2018-06-20 2018-06-20 Drilling mechanism for chassis radiator processing equipment Active CN108714706B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810636334.6A CN108714706B (en) 2018-06-20 2018-06-20 Drilling mechanism for chassis radiator processing equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810636334.6A CN108714706B (en) 2018-06-20 2018-06-20 Drilling mechanism for chassis radiator processing equipment

Publications (2)

Publication Number Publication Date
CN108714706A true CN108714706A (en) 2018-10-30
CN108714706B CN108714706B (en) 2024-04-05

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102501083A (en) * 2011-08-12 2012-06-20 合肥长城制冷科技有限公司 Radiator positioning tooling fixture
CN203171010U (en) * 2013-03-26 2013-09-04 玉环英腾机床制造有限公司 Four-shaft deep hole drilling machine
CN105014382A (en) * 2015-08-10 2015-11-04 南洋汽摩集团有限公司 Full-automatic numerical control drilling tapping machine for radiator sideboard
US20150314376A1 (en) * 2013-01-10 2015-11-05 Mitsubishi Hitachi Power Systems, Ltd. Drilling method, drilling jig, and heat exchanger
KR20170010275A (en) * 2015-07-17 2017-01-26 주식회사 울트라 Multi-axis hole drilling apparatus
CN106735414A (en) * 2017-02-16 2017-05-31 成都正西液压设备制造有限公司 A kind of numerical control is into row hole drilling machine
CN107498078A (en) * 2017-09-18 2017-12-22 镇江市高等专科学校 A kind of component of machine drilling equipment for preventing skew
CN207043129U (en) * 2017-05-23 2018-02-27 浙江森拉特暖通设备有限公司 The drilling forming device of fin
CN208600751U (en) * 2018-06-20 2019-03-15 江苏英杰电子器件有限公司 Drilling mechanism for machine case radiator processing equipment

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102501083A (en) * 2011-08-12 2012-06-20 合肥长城制冷科技有限公司 Radiator positioning tooling fixture
US20150314376A1 (en) * 2013-01-10 2015-11-05 Mitsubishi Hitachi Power Systems, Ltd. Drilling method, drilling jig, and heat exchanger
CN203171010U (en) * 2013-03-26 2013-09-04 玉环英腾机床制造有限公司 Four-shaft deep hole drilling machine
KR20170010275A (en) * 2015-07-17 2017-01-26 주식회사 울트라 Multi-axis hole drilling apparatus
CN105014382A (en) * 2015-08-10 2015-11-04 南洋汽摩集团有限公司 Full-automatic numerical control drilling tapping machine for radiator sideboard
CN106735414A (en) * 2017-02-16 2017-05-31 成都正西液压设备制造有限公司 A kind of numerical control is into row hole drilling machine
CN207043129U (en) * 2017-05-23 2018-02-27 浙江森拉特暖通设备有限公司 The drilling forming device of fin
CN107498078A (en) * 2017-09-18 2017-12-22 镇江市高等专科学校 A kind of component of machine drilling equipment for preventing skew
CN208600751U (en) * 2018-06-20 2019-03-15 江苏英杰电子器件有限公司 Drilling mechanism for machine case radiator processing equipment

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