CN110181091A - A kind of numerical control device for plate drilling - Google Patents
A kind of numerical control device for plate drilling Download PDFInfo
- Publication number
- CN110181091A CN110181091A CN201910562534.6A CN201910562534A CN110181091A CN 110181091 A CN110181091 A CN 110181091A CN 201910562534 A CN201910562534 A CN 201910562534A CN 110181091 A CN110181091 A CN 110181091A
- Authority
- CN
- China
- Prior art keywords
- guide rail
- cutter head
- plate
- numerical control
- control device
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B41/00—Boring or drilling machines or devices specially adapted for particular work; Accessories specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B47/00—Constructional features of components specially designed for boring or drilling machines; Accessories therefor
- B23B47/26—Liftable or lowerable drill heads or headstocks; Balancing arrangements therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/01—Frames, beds, pillars or like members; Arrangement of ways
- B23Q1/017—Arrangements of ways
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
- B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
- B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
Abstract
The present invention discloses a kind of numerical control device for plate drilling, including pedestal, the top of the pedestal offers card slot by two sidewalls, and advance guide rail is connected on the inside of card slot, the periphery of the advance guide rail is connected with fixture block, the top of the fixture block is connected with machine table, the two sidewalls of the pedestal are mounted on collateral seat, and the top of collateral seat is equipped with main support, the front end of the main support is sequentially installed with first level guide rail from top to bottom, screw rod stabilizing member and the second horizontal guide rail, the first level guide rail, the linking of the front end of screw rod stabilizing member and the second horizontal guide rail has boring assemblies；A kind of numerical control device for plate drilling of the present invention increases the stability of boring assemblies by the way that screw rod stabilizing member is arranged, preferably plate can be positioned by the way that positioning strip is arranged on processing plate, driving cutter head is fixed by setting cutter head fixed frame, so that cutter head will not be shaken and adjust during operation the interference of operation.
Description
Technical field
The invention belongs to numerical control device fields, and in particular to a kind of drilling device is arrived, it is more particularly a kind of to be used for plate
The numerical control device of drilling.
Background technique
Numeric Control Technology is also computer numerical control technology, it is the technology that Digital Program Control is realized using computer at present,
In plate drilling, needs to carry out plate drilling operation using digital control hole drilling equipment, drilling is set using computer numerical control technology
It is standby to be controlled, greatly improve the accuracy of drilling efficiency and drilling.
The patent document of Publication No. CN106239740A discloses a kind of board drilling equipment, including support frame, support
Frame is equipped with mounting plate close to top, and mounting plate is horizontally installed on support frame, and modulability is lower, and using effect is more general
There are certain drawbacks in the existing numerical control device for plate drilling, existing to drill for plate when in use
Its boring assemblies of numerical control device stability in transverse shifting it is more general, can not keep preferably stablizing shape when moving
State；Preferably plate cannot be positioned when carrying out drilling operation to plate；When being adjusted to driving cutter head, it is easy
It is regulated the interference of operation, the adjusting of cutter head assembly is caused situations such as deviation occur, brings certain shadow to actual use
It rings.
Summary of the invention
In order to overcome above-mentioned technical problem, the purpose of the present invention is to provide a kind of numerical controls for plate drilling to set
It is standby, can solve it is existing for plate drilling its boring assemblies of numerical control device stability in transverse shifting it is more general,
Preferable stable state can not be kept when moving；Preferably plate cannot be determined when carrying out drilling operation to plate
Position；When being adjusted to driving cutter head, it is easy to be regulated the interference of operation, the adjusting of cutter head assembly is caused deviation etc. occur
The problem of situation.
The purpose of the present invention can be achieved through the following technical solutions:
The top of a kind of numerical control device for plate drilling, including pedestal, the pedestal offers card by two sidewalls
Slot, and advance guide rail is connected on the inside of card slot, the periphery of the advance guide rail is connected with fixture block, the top connection of the fixture block
There is machine table, the two sidewalls of the pedestal are mounted on collateral seat, and the top of collateral seat is equipped with main support, the main support
Front end be sequentially installed with first level guide rail, screw rod stabilizing member and the second horizontal guide rail from top to bottom, the first level is led
The front end linking of rail, screw rod stabilizing member and the second horizontal guide rail has boring assemblies, and rear end is leaned in the top two sidewalls of the collateral seat
Deck is installed；
The boring assemblies include fixing shell, and the top rear end of the fixing shell is connected with fastener, and fixing shell
Leading inside driving cylinder is installed by top, the bottom end of the driving cylinder is connected with telescopic rod, before the telescopic rod
End is connected with cutter head fixed frame, and the front end of cutter head fixed frame is equipped with driving cutter head；
The screw rod stabilizing member includes two groups of locating pieces, is connected with horizontal silk between the opposing sidewalls of locating piece described in two groups
Bar, and the rear end of two groups of locating pieces is welded with two groups of fixed blocks；
The machine table includes bottom welding plate, and the top of the bottom welding plate is welded with processing plate.
As a further solution of the present invention: it is recessed that the top of the processing plate offers several groups transverse direction disposed in parallel
Slot, and two groups of positioning strips are connected in groove, positioning strip described in two groups is in be oppositely arranged, and the opposing sidewalls of two groups of positioning strips are equal
Offer locating slot.
As a further solution of the present invention: the top of the deck is reserved with the groove of convex, and the bottom of main support
It holds and the top joining place of deck is provided with the convex block mutually agreed with the groove of convex.
As further scheme of the invention: the driving cutter head includes drive motor and cutter head, and cutter head setting is driving
The bottom of motor is simultaneously connected with the shaft of drive motor.
As a further solution of the present invention: the rear end sides of the cutter head fixed frame connect with the front end of fixing shell
Touching, and be connected among the rear wall of cutter head fixed frame with the outer wall of telescopic rod.
As a further solution of the present invention: the fastener includes rectangular blocks, and the two sidewalls through rectangular blocks open up
There is round hole, the horizontal lead screw penetrates into round hole.
As a further solution of the present invention: the machine table is slidably connected by fixture block and advance guide rail, the drilling
The rear end of component is again provided with fixture block and is slidably connected respectively with first level guide rail and the second horizontal guide rail.
Beneficial effects of the present invention:
1, the present invention is connected by setting screw rod stabilizing member with boring assemblies, cooperates first level guide rail and the second level
Be in contact in the middle part of guide rail, screw rod stabilizing member and boring assemblies, boring assemblies rear end be arranged fixture block respectively with first level guide rail,
Second horizontal guide rail is mutually clamped, and screw rod stabilizing member is fixed by two groups of locating pieces, and horizontal lead screw is passed through the circle on fastener
Hole is connected with boring assemblies, and when boring assemblies move horizontally, fastener moves on horizontal lead screw simultaneously, thus boring assemblies
Relatively stable when mobile, horizontal lead screw smooth surface plays preferable booster action, and it is mobile to greatly improve boring assemblies
When stability；
2, by the way that positioning strip is arranged on processing plate, plate hole to be drilled is placed in machine table, plate, which is fixed on, to be added
Between two groups of positioning strips on work plate, plate is connected in the locating slot between positioning strip opposing sidewalls, so as to plate
Material carries out positioning operation, and positioning strip can be horizontally moved in the transverse concave groove on processing plate, and then can carry out position
Adjustment, be adapted to the positioning of plate of different specifications and sizes, machine table position the plate of different size
Operation；
3, by setting cutter head fixed frame to driving cutter head be fixed, using cutter head fixed frame as carrier to drive knife
Head is fixed, and so as to avoid driving cutter head, bracket is contacted directly between fixing shell, so that driving cutter head is carrying out position
When setting adjustment, vibration and the interference for adjusting operation.
Detailed description of the invention
The present invention will be further described below with reference to the drawings.
Fig. 1 is a kind of main view of the numerical control device for plate drilling of the present invention.
Fig. 2 is the structure chart of pedestal in a kind of numerical control device for plate drilling of the present invention.
Fig. 3 is the structure chart of boring assemblies in a kind of numerical control device for plate drilling of the present invention.
Fig. 4 is the structure chart of screw rod stabilizing member in a kind of numerical control device for plate drilling of the present invention.
Fig. 5 is the bottom view of machine table in a kind of numerical control device for plate drilling of the present invention.
1, pedestal in figure；2, card slot；3, advance guide rail；4, fixture block；5, machine table；6, collateral seat；7, main support；8, first
Horizontal guide rail；9, screw rod stabilizing member；10, the second horizontal guide rail；11, boring assemblies；12, deck；13, fixing shell；14, block
Part；15, cylinder is driven；16, telescopic rod；17, cutter head fixed frame；18, cutter head is driven；19, locating piece；20, fixed block；21, water
Flat screw rod；22, bottom welding plate；23, plate is processed；24, positioning strip.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, all other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
As shown in Figs. 1-5, two sidewalls are leaned on the top of a kind of numerical control device for plate drilling, including pedestal 1, pedestal 1
Card slot 2 is offered, and the inside of card slot 2 is connected with advance guide rail 3, the periphery of advance guide rail 3 is connected with fixture block 4, fixture block 4
Top is connected with machine table 5, and the two sidewalls of pedestal 1 are mounted on collateral seat 6, and the top of collateral seat 6 is equipped with main support 7,
The front end of main support 7 is sequentially installed with first level guide rail 8, screw rod stabilizing member 9 and the second horizontal guide rail 10 from top to bottom, and first
The front end linking of horizontal guide rail 8, screw rod stabilizing member 9 and the second horizontal guide rail 10 has boring assemblies 11, the top two sides of collateral seat 6
Wall is equipped with deck 12 by rear end, is clamped using deck 12 and collateral 6 phase of seat, so that stability is more after mounting for collateral seat 6
It is good；
Boring assemblies 11 include fixing shell 13, and the top rear end of fixing shell 13 is connected with fastener 14, and fixing shell
13 leading inside is equipped with driving cylinder 15 by top, and the bottom end of driving cylinder 15 is connected with telescopic rod 16, telescopic rod 16
Front end is connected with cutter head fixed frame 17, and the front end of cutter head fixed frame 17 is equipped with driving cutter head 18, and driving cutter head 18, which is powered, to be driven
After dynamic drilling operation can be carried out to wood surface；
Screw rod stabilizing member 9 includes two groups of locating pieces 19, is connected with horizontal lead screw between the opposing sidewalls of two groups of locating pieces 19
21, and the rear end of two groups of locating pieces 19 is welded with two groups of fixed blocks 20, screw rod stabilizing member 9 utilizes fixed block 20 and main support 7
Between be fixed；
Machine table 5 includes bottom welding plate 22, and the top of bottom welding plate 22 is welded with processing plate 23, and processing plate 23 is used for plate
Placement, convenient for being processed to plate.
The top of processing plate 23 offers several groups transverse concave groove disposed in parallel, and two groups of positioning strips are connected in groove
24, two groups of positioning strips 24 are in be oppositely arranged, and the opposing sidewalls of two groups of positioning strips 24 offer locating slot, and locating slot is to plate
It is connected and fixed, and positioning strip 24 can be moved in transverse concave groove, so as to carry out position adjustment.
The top of deck 12 is reserved with the groove of convex, and the bottom end of main support 7 and the top joining place of deck 12 are set
It is equipped with the convex block mutually agreed with the groove of convex, is mutually clamped using convex block with groove, so that main support 7 be fixed.
Driving cutter head 18 includes drive motor and cutter head, and the bottom of drive motor and turn with drive motor is arranged in cutter head
Axis is connected, and is rotated using drive motor driving cutter head 18, to carry out drilling operation to plate using cutter head.
The rear end sides of cutter head fixed frame 17 are in contact with the front end of fixing shell 13, and in the rear wall of cutter head fixed frame 17
Between be connected with the outer wall of telescopic rod 16.
Fastener 14 includes rectangular blocks, offers round hole through the two sidewalls of rectangular blocks, horizontal lead screw 21 penetrates into
In round hole, when boring assemblies 11 are mobile, rectangular blocks move on horizontal lead screw 21.
Machine table 5 is slidably connected by fixture block 4 with advance guide rail 3, and the rear end of boring assemblies 11 is again provided with fixture block 4 and divides
It is not slidably connected with first level guide rail 8 and the second horizontal guide rail 10.
It is a kind of for plate drilling numerical control device fixture block 4 is snapped onto the card on top on pedestal 1 first when in use
In slot 2, then machine table 5 is passed through into fixture block 4 and is stuck on advance guide rail 3, collateral seat 6 is welded on the two sides of pedestal 1, by main support 7
Bottom be clamped in the deck 12 on collateral 6 top of seat, by boring assemblies 11 be stuck in 7 front end of main support first level guide rail 8,
On two horizontal guide rails 10 and screw rod stabilizing member 9,11 rear end of boring assemblies be arranged fixture block 4 respectively with first level guide rail 8, the second water
The clamping of 10 phase of level gauge, screw rod stabilizing member 9 are fixed by two groups of locating pieces 19, then are fixed on main support by fixed block 20
On 7, horizontal lead screw 21 is passed through into the circular hole on fastener 14 and is connected with boring assemblies 11, needs to adjust the position of boring assemblies 11
When, main support 7 need to be only horizontally moved on first level guide rail 8, the second horizontal guide rail 10, so as to drive main branch
The adjustment of 7 position of frame, and then be horizontally moved with dynamic cutter head fixed frame 17 and driving cutter head 18, need to adjust driving cutter head 18
It when height, need to only start driving cylinder 15, drive flexible telescopic rod 16 to stretch by driving cylinder 15, and then with dynamic cutter head fixed frame
17 move up and down, so that driving cutter head 18 be driven to move up and down the adjustment for carrying out position, therefore are able to achieve the upper of driving cutter head 18
Lower and left-right position adjustment will drive cylinder 15 and the drive motor on cutter head 18 driven to be connected to controller so as to reality
Now to the digital control of equipment, plate hole to be drilled is placed in machine table 5, it is fixed that plate is fixed on two groups processed on plate 23
Between the item 24 of position, plate is connected in the locating slot between 24 opposing sidewalls of positioning strip, so as to be positioned to plate
Operation, positioning strip 24 can be horizontally moved in the transverse concave groove on processing plate 23, and then can carry out the adjustment of position,
It is adapted to the positioning of plate of different specifications and sizes, machine table 5 is connected by bottom welding plate 22 with pedestal 1, boring assemblies 11
It is connected by fixing shell 13 with main support 7, whole firmness is preferable, and modulability is high, has preferable using effect.
The present invention is connected by the way that screw rod stabilizing member 9 is arranged with boring assemblies 11, cooperates first level guide rail 8 and the second water
Level gauge 10, screw rod stabilizing member 9 are in contact with the middle part of boring assemblies 11, and fixture block 4 is arranged respectively with the in 11 rear end of boring assemblies
One horizontal guide rail 8, the clamping of 10 phase of the second horizontal guide rail, screw rod stabilizing member 9 is fixed by two groups of locating pieces 19, by horizontal silk
The circular hole that bar 21 passes through on fastener 14 is connected with boring assemblies 11, and when boring assemblies 11 move horizontally, fastener 14 exists simultaneously
It is moved on horizontal lead screw 21, so that relatively stable, 21 smooth surface of horizontal lead screw when boring assemblies 11 are mobile, plays preferable
Booster action greatly improves the stability when movement of boring assemblies 11；It, will by the way that positioning strip 24 is arranged on processing plate 23
Plate hole to be drilled is placed in machine table 5, and plate is fixed between two groups of positioning strips 24 on processing plate 23, and plate is clamped
In locating slot between 24 opposing sidewalls of positioning strip, so as to carry out positioning operation to plate, positioning strip 24 can add
It is horizontally moved in transverse concave groove on work plate 23, and then the adjustment of position can be carried out, be adapted to of different specifications and sizes
The positioning of plate enables machine table 5 to carry out positioning operation to the plate of different size；It is right by setting cutter head fixed frame 17
Driving cutter head 18 is fixed, and driving cutter head 18 is fixed using cutter head fixed frame 17 as carrier, so as to avoid drive
Bracket contacts dynamic cutter head 18 directly between fixing shell 13, so that driving cutter head 18 when carrying out position adjustment, shakes and adjusts
Save the interference of operation.
Above content is only to structure of the invention example and explanation, affiliated those skilled in the art couple
Described specific embodiment does various modifications or additions or is substituted in a similar manner, without departing from invention
Structure or beyond the scope defined by this claim, is within the scope of protection of the invention.
Claims (7)
1. a kind of numerical control device for plate drilling, which is characterized in that including pedestal (1), the top of the pedestal (1) leans on two
Side wall offers card slot (2), and advance guide rail (3) are connected on the inside of card slot (2), the peripheral cards of the advance guide rail (3)
It is connected to fixture block (4), the top of the fixture block (4) is connected with machine table (5), and the two sidewalls of the pedestal (1) are mounted on collateral
Seat (6), and the top of collateral seat (6) is equipped with main support (7), the front end of the main support (7) is sequentially installed with from top to bottom
First level guide rail (8), screw rod stabilizing member (9) and the second horizontal guide rail (10), the first level guide rail (8), screw rod are stablized
The linking of the front end of part (9) and the second horizontal guide rail (10) has boring assemblies (11), and the top two sidewalls of the collateral seat (6) are rearward
End is equipped with deck (12)；
The boring assemblies (11) include fixing shell (13), and the top rear end of the fixing shell (13) is connected with fastener
(14), and the leading inside of fixing shell (13) is equipped with by top and drives cylinder (15), the bottom end of driving cylinder (15)
It being connected with telescopic rod (16), the front end of the telescopic rod (16) is connected with cutter head fixed frame (17), and cutter head fixed frame (17)
Front end is equipped with driving cutter head (18)；
The screw rod stabilizing member (9) includes two groups of locating pieces (19), is connected between the opposing sidewalls of locating piece described in two groups (19)
Have horizontal lead screw (21), and the rear end of two groups of locating pieces (19) is welded with two groups of fixed blocks (20)；
The machine table (5) includes bottom welding plate (22), and the top of the bottom welding plate (22) is welded with processing plate (23).
2. a kind of numerical control device for plate drilling according to claim 1, which is characterized in that the processing plate (23)
Top offer several groups transverse concave groove disposed in parallel, and two groups of positioning strips (24) are connected in groove, it is fixed described in two groups
Position item (24) is in be oppositely arranged, and the opposing sidewalls of two groups of positioning strips (24) offer locating slot.
3. a kind of numerical control device for plate drilling according to claim 1, which is characterized in that the deck (12)
Top is reserved with the groove of convex, and the top joining place of the bottom end of main support (7) and deck (12) is provided with and convex
The convex block that mutually agrees with of groove.
4. a kind of numerical control device for plate drilling according to claim 1, which is characterized in that the driving cutter head
It (18) include drive motor and cutter head, cutter head is arranged in the bottom of drive motor and is connected with the shaft of drive motor.
5. a kind of numerical control device for plate drilling according to claim 1, which is characterized in that the cutter head fixed frame
(17) rear end sides are in contact with the front end of fixing shell (13), and the rear wall centre of cutter head fixed frame (17) and telescopic rod
(16) outer wall is connected.
6. a kind of numerical control device for plate drilling according to claim 1, which is characterized in that fastener (14) packet
Rectangular blocks are included, offer round hole through the two sidewalls of rectangular blocks, the horizontal lead screw (21) penetrates into round hole.
7. a kind of numerical control device for plate drilling according to claim 1, which is characterized in that the machine table (5)
It is slidably connected by fixture block (4) and advance guide rail (3), the rear end of the boring assemblies (11) is again provided with fixture block (4) respectively
It is slidably connected with first level guide rail (8) and the second horizontal guide rail (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910562534.6A CN110181091A (en) | 2019-06-26 | 2019-06-26 | A kind of numerical control device for plate drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910562534.6A CN110181091A (en) | 2019-06-26 | 2019-06-26 | A kind of numerical control device for plate drilling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110181091A true CN110181091A (en) | 2019-08-30 |
Family
ID=67723668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910562534.6A Pending CN110181091A (en) | 2019-06-26 | 2019-06-26 | A kind of numerical control device for plate drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110181091A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001260088A (en) * | 2000-03-22 | 2001-09-25 | Ykk Corp | Punching device for flexible sheet made of thick thermoplastic material |
| CN201579459U (en) * | 2009-12-11 | 2010-09-15 | 安徽龙磁科技股份有限公司 | Hole machining device of permanent magnet ferrite wet pressure magnetic field molded green body |
| CN202155707U (en) * | 2011-06-27 | 2012-03-07 | 杭州宏泰数控设备有限公司 | Numerical control machining center |
| CN108296520A (en) * | 2018-02-22 | 2018-07-20 | 德清宏晨铸造有限公司 | A kind of steel plate drilling device |
-
2019
- 2019-06-26 CN CN201910562534.6A patent/CN110181091A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001260088A (en) * | 2000-03-22 | 2001-09-25 | Ykk Corp | Punching device for flexible sheet made of thick thermoplastic material |
| CN201579459U (en) * | 2009-12-11 | 2010-09-15 | 安徽龙磁科技股份有限公司 | Hole machining device of permanent magnet ferrite wet pressure magnetic field molded green body |
| CN202155707U (en) * | 2011-06-27 | 2012-03-07 | 杭州宏泰数控设备有限公司 | Numerical control machining center |
| CN108296520A (en) * | 2018-02-22 | 2018-07-20 | 德清宏晨铸造有限公司 | A kind of steel plate drilling device |
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Application publication date: 20190830 |
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| RJ01 | Rejection of invention patent application after publication |