CN208468046U - A kind of Profile cut-off machine - Google Patents
A kind of Profile cut-off machine Download PDFInfo
- Publication number
- CN208468046U CN208468046U CN201820742156.0U CN201820742156U CN208468046U CN 208468046 U CN208468046 U CN 208468046U CN 201820742156 U CN201820742156 U CN 201820742156U CN 208468046 U CN208468046 U CN 208468046U
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- China
- Prior art keywords
- pedestal
- grinding wheel
- mounting rack
- clamping plate
- fixed
- 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.)
- Expired - Fee Related
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 59
- 238000003825 pressing Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 abstract description 36
- 229910000831 Steel Inorganic materials 0.000 abstract description 25
- 239000010959 steel Substances 0.000 abstract description 25
- 238000009435 building construction Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 238000003698 laser cutting Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a kind of Profile cut-off machines, are related to building construction field, solve the problems, such as that existing steel cutting machine grinding wheel in rigid close since inertia can still rotate causes security risk.Technical solution is a kind of Profile cut-off machine, including pedestal, mounting rack is hinged on the pedestal, grinding wheel is rotatably connected on the mounting rack, and it is fixed with the driving motor for driving the grinding wheel rotation, pressing handle is further fixed on the mounting rack, and cover the upper shield of grinding wheel top half, the outer wall of the upper shield is rotatably connected to coaxial lower shield, and the lower shield covers the lower half portion of the grinding wheel, it is additionally provided between the pedestal and the mounting rack when grinding wheel pushes and drives the lower shield Unscrew automatically so that the driving mechanism that the grinding wheel exposes.The utility model is structurally reasonable, can cover automatically grinding wheel when cutting machine is closed by lower shield to avoid security risk.
Description
Technical field
The utility model relates to building construction field, in particular to a kind of Profile cut-off machine.
Background technique
Cutting machine is divided into flame cutting machine, plasma cutting machine, laser cutting machine, Water Cutting etc..Laser cutting machine is effect
Rate is most fast, cutting accuracy highest, and cutting thickness is typically small.Also quickly, cut surface has centainly plasma cutting machine cutting speed
Gradient.Flame cutting machine is directed to the biggish carbon steel material of thickness.Laser cutting machine is that efficiency is most fast, cutting accuracy highest,
Cutting thickness is typically small.Commonly use cutting machine often in building construction to cut steel.
Such as notification number is the patent of CN206084702U, discloses a kind of steel cutting with spark collection device
Machine, including side splashproof flanging spark collector, bottom spark collector cutting motor and cutting sheet, the side splashproof flanging
Spark collector is installed on the outer wall of cutting sheet shield, and the bottom spark collector fixed in position is in the right side of steel placement plate
Side, and ash hole is installed on the outside of the right end of steel placement plate, the slot type spark collector is connected with cutting sheet shield,
And slot type spark collector is set to the outside of steel placement plate, the spill cover spark collector is connected with Anti-slip handle, and
Its bottom side for being set to Anti-slip handle, is rotatedly connected by shaft between the cutting motor and cutting sheet and is connect.
Such as the above-mentioned prior art, common steel cutting machine is often only in the top of grinding wheel setting shield to carry out on the market
Protection, is partially exposed under grinding wheel outer, and when closing cutting machine, lifts and exposes on grinding wheel, and due to effect of inertia, grinding wheel still can be into
Row rotation, still has certain risk at this time.
Utility model content
The purpose of the utility model is to provide a kind of Profile cut-off machine, be arranged on cutting machine the lower shield of automatic open close with
Cooperation upper shield covers grinding wheel, and the grinding wheel rotated when just closing cutting machine is avoided to be exposed to outside to reduce the danger that cutting machine uses
Property.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of Profile cut-off machine,
Including pedestal, it is hinged with mounting rack on the pedestal, grinding wheel is rotatably connected on the mounting rack, and be fixed with for driving
The driving motor of grinding wheel rotation is stated, is further fixed on pressing handle on the mounting rack, and cover the upper shield of grinding wheel top half
Cover, the outer wall of the upper shield is rotatably connected to coaxial lower shield, and the lower shield covers the lower half of the grinding wheel
Part is additionally provided with when the grinding wheel pushes between the pedestal and the mounting rack and the lower shield rotation is driven to beat automatically
It opens so that the driving mechanism that the grinding wheel exposes.
By using above scheme, in normal state, lower shield and upper shield cooperation are being started with covering grinding wheel completely
When cutting machine is cut, needs to hold pressing handle and push so that grinding wheel pushes, to cut to the steel on pedestal
It cuts, during pushing pressing handle, driving mechanism drives the lower shield for covering part under grinding wheel to start to rotate automatically, and makes
Lower shield rotates to upper shield position, so that lower shield can be rotated automatically to expose when grinding wheel is pressed down to be cut
Grinding wheel cuts the steel on pedestal, conversely, lower shield can cover the part of grinding wheel exposing automatically when lifting on grinding wheel, from
And it plays automatic open close lower shield, the grinding wheel rotated when just closing cutting machine is avoided to be exposed to outside to reduce the danger that cutting machine uses
Dangerous effect.
The utility model is further arranged to: the driving mechanism includes the rack gear being hinged on the pedestal, under described
Coaxial ring gear is fixed on the outer wall of shield, be provided on the outer wall of the ring gear groove being circumferentially arranged along it and and
The rack gear engagement.
By using above scheme, groove is arranged in the particular segment on rack gear, when control grinding wheel is pushed on pedestal
When steel are cut, the spaced position between rack gear and ring gear changes, and the engagement between rack gear and ring gear is so that ring gear
It can be rotated, then the lower shield being fixedly connected with ring gear while rotate by rack drives, lower shield rotates to upper shield position
It sets, then partially exposes under grinding wheel, when grinding wheel moves up, rack gear can then drive lower shield to rotate to cover the lower part of grinding wheel,
It is rotated automatically to play control lower shield to cover or expose the effect of part under grinding wheel.
The utility model is further arranged to: being also connected between the pedestal and the rack gear makes the rack gear push against institute
State the elastic component of ring gear.
By using above scheme, elastic component is set between pedestal and rack gear, acted on by the elastic force of elastic component so that
It obtains rack gear to be pushed against on ring gear, to avoid being mutually disengaged between rack gear and ring gear and lower shield being caused not rotate normally.
The utility model is further arranged to: hinged seat, the peace are additionally provided between the mounting rack and the pedestal
It shelves and is articulated with the hinged seat, two pieces of parallel vertical plates are fixed on the pedestal, it is vertical to be provided on the vertical plate
Spaced mounting hole is interspersed with bolt in the mounting hole, and the bolt is worn and penetrates the hinged seat.
By using above scheme, hinged seat is set between mounting rack and pedestal, mounting rack is hinged on hinged seat,
And vertical plate is set on the base, and by the way that bolt is interspersed on vertical plate in the mounting hole of different height position, then hinged seat
The height and position being fixed on vertical plate is different, so that the height of mounting rack is different, the grinding wheel height on mounting rack is also different, from
And make the height of mounting rack adjustable to install different size of grinding wheel to the steel of different thicknesses and cut.
The utility model is further arranged to: sliding slot, the hinged seat are provided on the opposite face of two pieces of vertical plates
Two sides be slidably connected in two sliding slots respectively.
By using above scheme, when no sliding slot limits hinged seat, need at least two root cutting pins pass through hinged seat with
The position of hinged seat is easy hair when being fixed to the position of hinged seat, but adjusting the height and position of hinged seat under such state
Life deviates and causes to be difficult to control bolt across hinged seat, so be provided with sliding slot on vertical plate is made by the limitation of sliding slot
Obtaining hinged seat can only move up and down, so that the perforation on hinged seat is easier with mounting hole alignment to facilitate installation bolt pair
Hinged seat carries out position adjustment and fixes.
The utility model is further arranged to: the torsional spring for propping up it, the torsional spring are further fixed on the mounting rack
A torsion arm be fixedly connected on the mounting rack, another torsion arm is connected to the hinged seat.
By using above scheme, torsional spring is fixed on mounting rack, one of torsion arm of torsional spring is fixedly connected on peace
It shelves, another torsion arm is connected on hinged seat, and the position of hinged seat is fixed after hinged seat is fixed on vertical plate,
It is acted at this time by the elastic force of torsional spring, torsional spring can strut mounting rack and hinged seat, so that the grinding wheel on mounting rack and mounting rack
It is able to maintain under normal conditions and lifts and be unlikely to directly to fall to bumping on pedestal to bring inconvenience to cutting.
The utility model is further arranged to: limit chain is additionally provided between the pedestal and the mounting rack, it is described
The first hook is fixed on pedestal, described first hang on the limit chain, is fixed with second on the mounting rack
Hook, described second hang on the limit chain backwards to one end of first hook.
By using above scheme, although torsional spring is provided on mounting rack to guarantee that mounting rack and grinding wheel are protected under normal conditions
It holds and lifts, but mounting rack stress is easy layback and brings inconvenience to cutting operation at this time, so setting first is hung on the base
The second hook is arranged in hook on mounting rack, then setting limit chain, and the both ends for limiting chain are hung on the first hook and the
On two hooks, mounting rack can be held by limiting chain at this time, and mounting rack is avoided to swing back, meanwhile, the limit chain between two hooks
Length also facilitates adjustment to change the height that mounting rack and grinding wheel lift.
The utility model is further arranged to: clamping device is additionally provided on the pedestal, the clamping device includes solid
The first clamping plate being scheduled on the pedestal is further fixed on threaded block on the pedestal, long spiral shell is threaded on the threaded block
Bar, the long bolt are rotatably connected to rotation seat close to one end of the first clamping plate, be connected on the rotation seat with it is described
The second clamping plate of first clamping plate cooperation, the other end of the long bolt are fixed with handwheel.
By using above scheme, clamping device is set on the base, first clamping plate is fixed on the base, the second folder of setting
Plate cooperates first clamping plate, and when rotating handwheel, long bolt gradually pushes second clamping plate to advance, so that second clamping plate is gradually leaned on
Nearly first clamping plate is to be matched for clamping tightly the steel being located between the two, to play the role of gripping steel.
The utility model is further arranged to: the second clamping plate horizontal hunting is articulated with the rotation seat, and described
One end horizontal hunting of one clamping plate is articulated with the pedestal, and the other end is fixed with arc panel, and the arc panel is located at described the
One clamping plate is provided with arcuate socket on the arc panel, wears in the arcuate socket and penetrated compression backwards to the one side of the second clamping plate
The fixing bolt of the arc panel, the fixing bolt are threadedly connected to the pedestal.
By using above scheme, second clamping plate is hinged on rotation seat can be with horizontal hunting, and first clamping plate can also be with
Horizontal hunting is to adjust direction, then the clamping of first clamping plate and second clamping plate is towards that can be adjusted, so that grinding wheel energy
The steel gripped are cut with different cutting angles.
In conclusion the utility model has the following beneficial effects: one be cutting machine grinding wheel when lifting upper shield and
Lower shield cooperation can cover grinding wheel, and when grinding wheel is pushed and cut, lower shield can be rotated automatically to expose grinding wheel and be cut,
Reduce the risk that cutting machine uses；Secondly the height for mounting rack is adjustable to install different size of grinding wheel, thus convenient
Different size of grinding wheel is replaced to cut the steel of different thicknesses；Thirdly can be with different angle court for the clamping device on pedestal
To steel are gripped, grinding wheel is cut with different tilt angles to steel.
Detailed description of the invention
Fig. 1 is the general structure schematic diagram of embodiment；
Fig. 2 is the general structure schematic diagram that embodiment is different from angle direction in Fig. 1.
Appended drawing reference: 1, pedestal；2, mounting rack；3, grinding wheel；4, driving motor；5, handle is pressed；6, upper shield；7, lower shield
Cover；8, driving mechanism；9, rack gear；10, ring gear；11, elastic component；12, hinged seat；13, vertical plate；14, mounting hole；15, bolt；
16, sliding slot；17, torsional spring；18, chain is limited；19, the first hook；20, the second hook；21, clamping device；22, first clamping plate；
23, threaded block；24, long bolt；25, rotation seat；26, second clamping plate；27, handwheel；28, arc panel；29, arcuate socket；30, fixed
Bolt.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Referring to figs. 1 and 2, a kind of Profile cut-off machine, including pedestal 1 are provided with for gripping steel on pedestal 1
The clamping device 21 of material, clamping device 21 mainly include two pieces for being matched for clamping tightly the first clamping plate 22 and second clamping plate of steel
26, the side of first clamping plate 22 is hinged on pedestal 1, so that first clamping plate 22 can be with horizontal hunting, in the another of first clamping plate 22
One end is provided with arc panel 28, and first clamping plate 22 is arranged in the one side of second clamping plate 26 in arc panel 28, in arc panel 28
On be provided with arcuate socket 29, be equipped with the fixing bolt 30 being threaded on pedestal 1 in arcuate socket 29, fixing bolt 30 is by arc
Shape plate 28 is pressed on pedestal 1 and is fixed with the position to first clamping plate 22, and threaded block 23 is further fixed on pedestal 1,
It is threaded with long bolt 24 on threaded block 23, is rotatably connected to rotation seat close to one end of first clamping plate 22 in long bolt 24
25, and second clamping plate 26 is hinged on rotation seat 25, so that second clamping plate 26 can be with horizontal hunting, in long bolt 24 backwards to second
Then fixed handwheel 27 is to facilitate rotation long bolt 24 for one end of clamping plate 26, and when rotating handwheel 27, long bolt 24 is able to drive
Second clamping plate 26 moves closer to or far from first clamping plate 22.
By rotation handwheel 27 to control the rotation of long bolt 24 so that long bolt 24 drive second clamping plate 26 mobile with
Far from or close to first clamping plate 22, steel between the two can be carried out when second clamping plate 26 moves closer to first clamping plate 22
It grips.When steel need inclined cut, fixing bolt 30 can be unscrewed, first clamping plate 22 is then swung, so that first
The direction of clamping plate 22 changes, and the position of first clamping plate 22 is fixed in the bolt 30 that is tightened again later, then steel exist
When being pressed in first clamping plate 22 by second clamping plate 26, the direction of steel can change, then cutting angle when steel are cut
It can be adjusted.
Two pieces of vertical opposite vertical plates 13 are further fixed on pedestal 1, it is perpendicular in being provided on opposite for vertical plate 13
Straight sliding slot 16 slidably connects hinged seat 12 in sliding slot 16, and the two sides of hinged seat 12 are slidably connected at respectively in sliding slot 16,
It is additionally provided with the mounting hole 14 of vertical spacing arrangement on two pieces of vertical plates 13, is interspersed with bolt 15 in mounting hole 14, and insert
Pin 15, which is worn, penetrates hinged seat 12, and when bolt 15 is interspersed in the mounting hole 14 of different height, the height and position of hinged seat 12 can be adjusted
It is whole.
It is hinged with mounting rack 2 on hinged seat 12, incisory grinding wheel 3, and driving grinding wheel are rotatably connected on mounting rack 2
The driving motor 4 of 3 rotations, is additionally provided with upper shield 6 on mounting rack 2 to cover the top half of grinding wheel 3, while mounting rack 2
It is further fixed on pressing handle 5, facilitates pushing mounting rack 2 by pressing handle 5 to control the pushing of grinding wheel 3.Due to hinged seat 12
Varying height positions are also convenient for changing different size of sand on mounting rack 2 so the varying height positions of mounting rack 2 and grinding wheel 3
The steel for taking turns 3 pairs of different thicknesses are cut.
Torsional spring 17 is further fixed on mounting rack 2 to strut mounting rack 2 and hinged seat 12, so that mounting rack 2 and grinding wheel 3 are protected
It holds and lifts, a wherein torsion arm for torsional spring 17 is fixed on mounting rack 2, and another torsion arm is connected on hinged seat 12, from
And strut mounting rack 2 and hinged seat 12.Be additionally provided between mounting rack 2 and pedestal 1 limit chain 18 to hold mounting rack 2,
Mounting rack 2 is avoided excessively to swing back.It is fixedly installed the first hook 19 on pedestal 1, the second extension is fixedly installed on mounting rack 2
Hook 20, the both ends of limit chain 18 are hung on respectively on the first hook 19 and the second hook 20, and limit hanging for chain 18
Position can be adjusted, and mounting rack 2 be held by limit chain 18, so that the layback that mounting rack 2 can not be excessive.
Coaxial lower shield 7 is also rotatably connected on the outer wall of upper shield 6, between pedestal 1 and mounting rack 2 then
Driving mechanism 8 is provided with to control lower shield 7 and rotate automatically.Driving mechanism 8 includes being fixed on 7 outer wall of lower shield and same with it
The ring gear 10 of axis, is provided with the groove being circumferentially arranged along it on the outer wall of ring gear 10, and rack gear 9 is hinged on pedestal 1, and
Rack gear 9 and ring gear 10 engage, and elastic component 11 are further fixed on pedestal 1, elastic component 11 is also secured on rack gear 9 to hold tooth
Item 9, so that the holding of rack gear 9 is pushed against on ring gear 10.When mounting rack 2 is hingedly swung, the relative position hair of ring gear 10 and rack gear 9
Raw to change, then ring gear 10 rolls on rack gear 9, and lower shield 7 is driven to rotate simultaneously.In 3 bottom of mounting rack 2 and grinding wheel
When, lower shield 7 rotates automatically and exposes grinding wheel 3 to be cut；When putting on mounting rack 2 and grinding wheel 3, lower shield 7 is automatic
It rotates and covers grinding wheel 3, so that grinding wheel 3 be avoided to be exposed to outer and cause security risk.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (9)
1. a kind of Profile cut-off machine, including pedestal (1), it is hinged with mounting rack (2) on the pedestal (1), on the mounting rack (2)
Grinding wheel (3) are rotatably connected to, and are fixed with the driving motor (4) for driving the grinding wheel (3) to rotate, the mounting rack (2)
On be further fixed on pressing handle (5), and cover the upper shield (6) of grinding wheel (3) top half, it is characterised in that: the upper shield
The outer wall of cover (6) is rotatably connected to coaxial lower shield (7), and the lower shield (7) covers the lower half of the grinding wheel (3)
Part, be additionally provided between the pedestal (1) and the mounting rack (2) in the grinding wheel (3) push when drive automatically it is described under
Shield (7) Unscrew is so that the driving mechanism (8) that the grinding wheel (3) exposes.
2. a kind of Profile cut-off machine according to claim 1, it is characterised in that: the driving mechanism (8) includes being hinged on
Rack gear (9) on the pedestal (1) is fixed with coaxial ring gear (10), the ring gear on the outer wall of the lower shield (7)
(10) groove being circumferentially arranged along it and and the rack gear (9) engagement are provided on outer wall.
3. a kind of Profile cut-off machine according to claim 2, it is characterised in that: the pedestal (1) and the rack gear (9) it
Between be also connected with the elastic component (11) for making the rack gear (9) to push against the ring gear (10).
4. a kind of Profile cut-off machine according to claim 1, it is characterised in that: the mounting rack (2) and the pedestal (1)
Between be additionally provided with hinged seat (12), the mounting rack (2) is articulated with the hinged seat (12), is fixed on the pedestal (1)
Two pieces of parallel vertical plates (13) are provided with the mounting hole (14) of vertical spacing arrangement, the installation on the vertical plate (13)
It is interspersed with bolt (15) in hole (14), and the bolt (15) is worn and penetrates the hinged seat (12).
5. a kind of Profile cut-off machine according to claim 4, it is characterised in that: the opposite face of two pieces of vertical plates (13)
On be provided with sliding slot (16), the two sides of the hinged seat (12) are slidably connected to respectively in two sliding slots (16).
6. a kind of Profile cut-off machine according to claim 4, it is characterised in that: be further fixed on use on the mounting rack (2)
In propping up its torsional spring (17), a torsion arm of the torsional spring (17) is fixedly connected on the mounting rack (2), another torsion
Arm is connected to the hinged seat (12).
7. a kind of Profile cut-off machine according to claim 1, it is characterised in that: the pedestal (1) and the mounting rack (2)
Between be additionally provided with limit chain (18), be fixed with the first hook (19) on the pedestal (1), first hook (19) is hung
It on the limit chain (18), is fixed with the second hook (20) on the mounting rack (2), second hook (20) is hung on
Limit chain (18) is backwards to one end of first hook (19).
8. a kind of Profile cut-off machine according to claim 1, it is characterised in that: be additionally provided with clamping on the pedestal (1)
Device (21), the clamping device (21) include the first clamping plate (22) that is fixed on the pedestal (1), on the pedestal (1)
It is further fixed on threaded block (23), is threaded with long bolt (24) on the threaded block (23), the long bolt (24) is close to institute
The one end for stating first clamping plate (22) is rotatably connected to rotation seat (25), is connected with and the first clamping plate on the rotation seat (25)
(22) second clamping plate (26) cooperated, the other end of the long bolt (24) are fixed with handwheel (27).
9. a kind of Profile cut-off machine according to claim 8, it is characterised in that: second clamping plate (26) horizontal hunting
It is articulated with the rotation seat (25), one end horizontal hunting of the first clamping plate (22) is articulated with the pedestal (1), the other end
Be fixed with arc panel (28), the arc panel (28) be located at the first clamping plate (22) backwards to the second clamping plate (26) one
Face is provided with arcuate socket (29) on the arc panel (28), is worn to have penetrated in the arcuate socket (29) and is compressed the arc panel (28)
Fixing bolt (30), the fixing bolt (30) is threadedly connected to the pedestal (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820742156.0U CN208468046U (en) | 2018-05-17 | 2018-05-17 | A kind of Profile cut-off machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820742156.0U CN208468046U (en) | 2018-05-17 | 2018-05-17 | A kind of Profile cut-off machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208468046U true CN208468046U (en) | 2019-02-05 |
Family
ID=65217663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820742156.0U Expired - Fee Related CN208468046U (en) | 2018-05-17 | 2018-05-17 | A kind of Profile cut-off machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208468046U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114425736A (en) * | 2022-03-02 | 2022-05-03 | 贵州福斯特磨料磨具有限公司 | High-safety cutting grinding wheel and equipment thereof |
-
2018
- 2018-05-17 CN CN201820742156.0U patent/CN208468046U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114425736A (en) * | 2022-03-02 | 2022-05-03 | 贵州福斯特磨料磨具有限公司 | High-safety cutting grinding wheel and equipment thereof |
| CN114425736B (en) * | 2022-03-02 | 2024-03-29 | 贵州福斯特磨料磨具有限公司 | Cutting equipment that security is high |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190205 |