CN102615104B - Coiler for trimmings of cold-rolling strip steel - Google Patents
Coiler for trimmings of cold-rolling strip steel Download PDFInfo
- Publication number
- CN102615104B CN102615104B CN201210090124.4A CN201210090124A CN102615104B CN 102615104 B CN102615104 B CN 102615104B CN 201210090124 A CN201210090124 A CN 201210090124A CN 102615104 B CN102615104 B CN 102615104B
- Authority
- CN
- China
- Prior art keywords
- recovery
- operation section
- rotating shaft
- slitter edge
- beating
- 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
Links
Landscapes
- Winding, Rewinding, Material Storage Devices (AREA)
Abstract
The invention relates to a coiler for trimmings of cold-rolling strip steel, which comprises a rack and a recovery rotary shaft rotatably assembled on the rack and is driven by a corresponding power source, wherein a recovery working section for recovering corresponding trimmings is arranged on the recovery rotary shaft; the rack is provided with a guiding structure with a guiding direction extending along a vertical direction on the upper part of the recovery working section; the guiding structure is provided with a bouncing roller capable of bounding up and down in a guiding way; and the bouncing roller comprises a roller body which is in friction rolling fit with the corresponding trimmings when the recovery working section is rotated to recover the trimmings, and bounces up and down under the friction action of the trimmings. The invention provides the coiler for the trimmings of the cold-rolling strip steel with a simple structure.
Description
Technical field
The present invention relates to the auxiliary equipment in coil of strip production, particularly relate to a kind of cold-strip steel coiler for trimmings.
Background technology
Cold rolling or the hot-rolled coil that steel plant process, its both sides of the edge are irregular and have the defects such as microcosmic ripple, make the stress distribution of whole belt steel surface uneven, affect the quality that it is overall.Need bead cutter to be cut away at the edge not meeting quality of band steel both sides, the slitter edge be cut off is reclaimed by corresponding retracting device for this reason.Existing retracting device is " a kind of steel-band edge wire recovery apparatus " disclosed in Chinese patent CN201906878U, this retracting device comprises frame and rotation is assemblied in the rotating shaft driven in frame and by corresponding power source, rotating shaft is provided with the recovery operation section for reclaiming corresponding slitter edge, and recovery operation section is provided with reel.Retracting device also comprises the guiding mechanism being arranged at rotating shaft front along corresponding slitter edge throughput direction, and guiding mechanism is made up of horizontal reciprocating movement mechanism and guider, and the effect of guiding mechanism is to allow slitter edge can be covered with whole reel uniformly.In the steel-band edge wire recovery apparatus of this structure, guiding mechanism is absolutely necessary, but also makes the structure of whole retracting device quite complicated because the structure of guiding mechanism is quite complicated, adds manufacturing cost and the manufacture difficulty of retracting device.
Summary of the invention
The object of the present invention is to provide the simple cold-strip steel coiler for trimmings of a kind of structure.
In order to solve the problem, technical scheme of the present invention is:
Cold-strip steel coiler for trimmings, comprise frame and rotation is assemblied in recovery rotating shaft that is in described frame and that driven by corresponding power source, recovery rotating shaft is provided with the recovery operation section for reclaiming corresponding slitter edge, described frame is provided with the guide frame that guide direction extends along the vertical direction in the top of described recovery operation section, on described guide frame, guiding is equipped with and beating of bob can pounds roller, described beating is pounded roller and is included in described recovery operation section and rotates when reclaiming slitter edge and coordinate with corresponding slitter edge friction rolling, and under the frictional force effect of slitter edge the roll body of bob.
Described beating is pounded roller and is comprised the axle of beating directly be assemblied on described guide frame, and described roll body rotates and is assemblied in described beating on axle.
Described frame is also provided with described beat pound that roller is spacing and coordinate to limit described in beat and pound roller and upwards to beat scope pound the flexible restoring organ that roller applies downward active force to described beating.
Described guide frame comprises rotating and to be assemblied in described frame and the dead axle arranged with described recovery shaft parallel, the first swing arm that described dead axle is provided with head end and described dead axle is connected, end extends along the radial court of described dead axle away from described dead axle direction, the end that roller is arranged on described first swing arm is pounded in described beating.
Described dead axle is also provided with head end and described dead axle is connected, end is along radial the second swing arm towards extending away from described dead axle direction of described dead axle, described flexible restoring organ comprises the reset cylinder arranged along the vertical direction, and one end and the described frame of described reset cylinder are hinged and connected, the end of the other end and described second swing arm is hinged and connected.
Described frame comprises workbench and the fixed mount be arranged on workbench and adjustable shelf, described fixed mount is fixedly assemblied on described workbench, described workbench is provided with the slide rail that guide direction and described recovery shaft parallel are arranged, described adjustable shelf guiding slidable fit is on described slide rail, be provided with between described fixed mount and described adjustable shelf and be in transmission connection with described adjustable shelf and drive described adjustable shelf along the reciprocating load maintainer of described slide rail, described beating pounds roller and guide frame is all arranged on described fixed mount, described recovery rotating shaft axial limiting be assemblied on described adjustable shelf, described fixed mount be provided with for described recovery rotating shaft recovery operation section through and the axially extending bore pounded immediately below roller of beating described in arriving, the opening's edge place, aperture of the side that described axially extending bore is opposing to adjustable shelf establishes for coordinating with corresponding slitter edge block when described adjustable shelf moves away from described fixed mount and makes corresponding slitter edge by the Stop structure that described recovery spool departs from.
The axis reclaiming rotating shaft extends along the longitudinal direction, and described fixed mount comprises front support dish and the rear support dish of spacing parallel arranging setting along the longitudinal direction, and described axially extending bore is arranged on described rear support dish, and described Stop structure is made up of described rear support dish.
The shape of the recovery operation section of described recovery rotating shaft is the taper of stub end towards described adjustable shelf, and described recovery operation section has the outer peripheral face be directly wound around for corresponding slitter edge.
The recovery operation section of described recovery rotating shaft offers the radial direction through hole passed for corresponding slitter edge head, in described recovery rotating shaft axially, one end of described radial direction through hole extends to the stub end of described recovery operation section, and the end face that the other end closes on the little head end of described recovery operation section with described recovery rotating shaft communicates.
Described radial direction through hole is provided with the rolling the initial segment of passing for corresponding slitter edge head near one end of described recovery operation section stub end.
Beneficial effect of the present invention is: recovery operation section is rotated in the process reclaimed to corresponding slitter edge, slitter edge is beated with the impact that can ceaselessly rub in the rotation process process of recovery operation section and is pounded roller, beat and pound roller then ceaselessly bob under the friction of slitter edge is impacted, beat and pound roller and in the process of beating, slitter edge is pounded and put down and be paved with the recovery operation section of whole recovery rotating shaft.Beat and pound roller as a floating part with slitter edge action, do not need power especially, pound roller and pound flat recovery by using to beat to slitter edge, structure is simple, easy to use.
Further, pound the flexible restoring organ that roller applies downward active force by pounding in frame and beating to arrange between roller to beating, both having limited beats pounds the scope of upwards beating of roller, too increasing beats pound roller each under active force to corresponding slitter edge when pounding.
Further, when slitter edge coil diameter needs debatching to a certain extent, load maintainer drives adjustable shelf towards moving away from fixed mount direction, and slitter edge volume is departed from recovery spool by Stop structure block, and debatching is convenient and swift.
Further, the pyramidal structure of recovery operation section not only makes debatching be more prone to, and also makes to beat to pound roller when applying active force to slitter edge, and slitter edge is more easily paved with whole recovery operation section.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is the A-A direction view in Fig. 2.
Detailed description of the invention
The embodiment of cold-strip steel coiler for trimmings is as shown in Fig. 1 ~ 3: comprise the frame be made up of workbench 1, fixed mount 12 and adjustable shelf 9, fixed mount 12 is fixed on workbench 1, workbench 1 is provided with the slide rail that guide direction extends along front and back, adjustable shelf 9 leads on slidable fit and slide rail, be provided with between adjustable shelf 9 and fixed mount 12 and be in transmission connection with adjustable shelf 9 and drive the load cylinder 15 that adjustable shelf 9 reciprocatingly slides along slide rail, one end and the adjustable shelf 9 of load cylinder 15 are hinged and connected, and the other end and fixed mount 12 are hinged and connected.On adjustable shelf 9, axial limiting is rotatably equipped with the recovery rotating shaft 18 that pivot center extends along the longitudinal direction, the front end of recovery rotating shaft 18 is provided with the recovery operation section 25 for reclaiming corresponding slitter edge, the rear end of reclaiming rotating shaft 18 is provided with power input section, adjustable shelf 9 is also provided with by transmission mechanism with reclaim the power of rotating shaft 18 and input the drive motors 4 that section is in transmission connection, transmission mechanism comprises the minor sprocket 6 on the power output shaft being fixed on drive motors 4, be fixed on reclaim rotating shaft 18 power input section on hinge wheel 5 and simultaneously with greatly, the driving chain of lower sprocket engaged transmission.The rear end of reclaiming rotating shaft 18 is also connected with the pneumatic tongs pan brake 48 stopped for controlling recovery rotating shaft 18 turns.Fixed mount 12 comprises front support dish 22 and the rear support dish 21 of spacing parallel arranging setting along the longitudinal direction, wherein rear support dish 21 offers the axially extending bore 20 passed for the recovery operation section 25 reclaiming rotating shaft 18, assembling is rotated in axial sliding with back and front supporting dish respectively in the two ends of recovery operation section 25, the opening's edge place, aperture, front end of axially extending bore 20 is provided with and coordinates at adjustable shelf 9 towards rolling up block when moving away from fixed mount 12 direction with corresponding slitter edge and make slitter edge roll up by reclaiming the Stop structure that rotating shaft 18 departs from, and Stop structure is made up of rear support dish 21.The shape reclaiming the recovery operation section 25 of rotating shaft 18 is the taper that little head end is positioned at front end, recovery operation section 25 has the outer peripheral face be directly wound around for corresponding slitter edge, recovery operation section 25 offers the radial direction through hole 11 passed for corresponding slitter edge head, in recovery rotating shaft 18 axially, the rear end of radial direction through hole 11 extends to the stub end of recovery operation section 25, front end communicates with the front end face reclaiming rotating shaft 18, and the rear end of radial direction through hole 11 is provided with the rolling the initial segment of passing for corresponding slitter edge head.Fixed mount 12 is provided with the guide frame that guide direction vertically extends in the top of recovery operation section 25, guide frame comprise rotate to be assemblied on fixed mount 12 and with the dead axle 19 reclaiming rotating shaft 18 and be arranged in parallel, dead axle 19 is provided with head end and dead axle 19 is connected, end is along radial the first swing arm 17 towards extending away from dead axle 19 direction of dead axle 19, the end of the first swing arm 17 is equipped with to beat pounds roller, beat and pound roller and comprise and reclaim the axle 8 of beating that be arranged in parallel of rotating shaft 18, beat and pound roller and also comprise rotation and to be assemblied on axle 8 of beating and for coordinating with corresponding slitter edge friction rolling when recovery operation section 25 is rotated and reclaimed slitter edge, and under the frictional force effect of slitter edge the roll body 10 of bob.Beat axle 8 and roll body 10 under the guide effect of the first swing arm 17 and dead axle 19, can around the pivot center bob of dead axle 19.Fixed mount 12 is also provided with and spacingly with axle 8 of beating coordinates with the flexible restoring organ of the axle 8 bob scope that controls to beat, the second swing arm 16 that flexible restoring organ comprises head end and dead axle 19 is connected, end extends along the radial court of dead axle 19 away from dead axle 19 direction, flexible restoring organ also comprises the reset cylinder 14 arranged along the vertical direction, one end and the fixed mount 12 of reset cylinder 14 are hinged and connected, the end of the other end and the second swing arm 16 is hinged and connected, and reset cylinder 14 limits the bob scope of axle 8 of beating by the rotational angle limiting dead axle 19.Also be provided with on the left of frame for the slitter edge retracting header (not shown) to slitter edge retracting collection, on the right side of frame, be also provided with the recovery pond for tentatively reclaiming slitter edge.In figure, part 7 represents thrust bearing, and part 2 represents the drive plate with pneumatic tongs pan brake 48 transmission.
The band steel slitter edge that this cold-strip steel coiler for trimmings is particularly useful for thickness of slab≤0.5mm reclaims because plate is thinner, beat pound roller to pound flat effect better.During use, this cold-strip steel coiler for trimmings is placed in by the bead cutter of cold-strip steel splitting production line, when the slitter edge of cutting belt steel is reclaimed, the slitter edge cut by bead cutter first falls into recovery pond, reclaimed by the preliminary slitter edge of recovery pond, can ensure that whole splitting production line can trimming work continuously, improve trimming efficiency.Load cylinder 15 drives adjustable shelf 9 to move towards fixed mount 12 direction, until the two ends of the recovery operation section 25 of recovery rotating shaft 18 are respectively with front, axle supporting disk rotates assembling, then slitter edge head is passed by the rolling the initial segment of radial direction through hole 11, drive motors 4 drives recovery rotating shaft 18 to rotate, slitter edge is just wrapped in recovery operation section 25, slitter edge ceaselessly rubs and impacts roll body 10 in the process be wound around, roll body 10 ceaselessly bob under the friction percussion of slitter edge, under the male cone (strobilus masculinus) acting in conjunction of recovery operation section 25, slitter edge is pounded rapidly and is put down and be paved with whole recovery operation section 25 by roll body 10.After slitter edge is shaped as slitter edge volume, load cylinder 15 drives adjustable shelf 9 to move towards away from fixed mount 12 direction, under the block effect of rear support dish 21, slitter edge volume departs from smoothly by recovery operation section 25, then manually use instrument to be shifted onto in slitter edge retracting header by slitter edge volume, whole operating process is simple and convenient.The disengaging that the taper of recovery operation section makes slitter edge roll up is more smooth.
In other embodiments of the invention: the long guiding hole that guide frame can also be extended along the vertical direction by the guide direction offered on fixed mount replaces, axle of now only need beating is arranged in long guiding hole, if and during the helical pitch long enough of now long guiding hole, flexible restoring organ can not have yet; Certain flexible restoring organ can also be arranged at the back-moving spring of beating between axle and fixed mount and replace; The axis of axle of beating can also tilt crossing with reclaiming the axis of rotating shaft; Beat and pound roller roll body can also be only had to form, only need the two ends of roll body are assemblied on guide frame; Certainly directly can not also batch slitter edge with the outer peripheral face of recovery operation section, but reel being reclaimed in assembling in recovery operation section, by reclaiming reel, slitter edge being batched; The form that load cylinder can also be loaded cylinder, electric pushrod or driven by motor screw-nut transmission mechanism replaces; Drive motors also can be replaced by other power sources such as hydraulic motors; When adjustable shelf and the as a whole open frame of fixed mount, Expansion and Contraction Reel can be used to reclaim slitter edge.
Claims (8)
1. cold-strip steel coiler for trimmings, comprise frame and rotation is assemblied in recovery rotating shaft that is in described frame and that driven by corresponding power source, recovery rotating shaft is provided with the recovery operation section for reclaiming corresponding slitter edge, it is characterized in that: described frame is provided with the guide frame that guide direction extends along the vertical direction in the top of described recovery operation section, on described guide frame, guiding is equipped with and beating of bob can pounds roller, described beating is pounded roller and is included in described recovery operation section and rotates when reclaiming slitter edge and coordinate with corresponding slitter edge friction rolling, and the roll body and beating of bob is pounded roller and is pounded by slitter edge in the process of beating and put down and be paved with the recovery operation section of whole recovery rotating shaft under the frictional force effect of slitter edge, described frame is also provided with described beat pound that roller is spacing and coordinate to limit described in beat and pound roller and upwards to beat scope, and pound to described beating the flexible restoring organ that roller applies downward active force, described guide frame comprises rotating and to be assemblied in described frame and the dead axle arranged with described recovery shaft parallel, described dead axle is provided with head end and described dead axle is connected, end is along radial the first swing arm towards extending away from described dead axle direction of described dead axle, the end that roller is arranged on described first swing arm is pounded in described beating.
2. cold-strip steel coiler for trimmings according to claim 1, is characterized in that: described beating is pounded roller and comprised the axle of beating directly be assemblied on described guide frame, and described roll body rotates and is assemblied in described beating on axle.
3. cold-strip steel coiler for trimmings according to claim 1, it is characterized in that: described dead axle is also provided with head end and described dead axle is connected, end is along radial the second swing arm towards extending away from described dead axle direction of described dead axle, described flexible restoring organ comprises the reset cylinder arranged along the vertical direction, and one end and the described frame of described reset cylinder are hinged and connected, the end of the other end and described second swing arm is hinged and connected.
4. the cold-strip steel coiler for trimmings according to claim 1 ~ 3 any one, it is characterized in that: described frame comprises workbench and the fixed mount be arranged on workbench and adjustable shelf, described fixed mount is fixedly assemblied on described workbench, described workbench is provided with the slide rail that guide direction and described recovery shaft parallel are arranged, described adjustable shelf guiding slidable fit is on described slide rail, be provided with between described fixed mount and described adjustable shelf and be in transmission connection with described adjustable shelf and drive described adjustable shelf along the reciprocating load maintainer of described slide rail, described beating pounds roller and guide frame is all arranged on described fixed mount, described recovery rotating shaft axial limiting be assemblied on described adjustable shelf, described fixed mount be provided with for described recovery rotating shaft recovery operation section through and the axially extending bore pounded immediately below roller of beating described in arriving, the opening's edge place, aperture of the side that described axially extending bore is opposing to adjustable shelf establishes for coordinating with corresponding slitter edge block when described adjustable shelf moves away from described fixed mount and makes corresponding slitter edge by the Stop structure that described recovery rotating shaft departs from.
5. cold-strip steel coiler for trimmings according to claim 4, it is characterized in that: the axis reclaiming rotating shaft extends along the longitudinal direction, described fixed mount comprises front support dish and the rear support dish of spacing parallel arranging setting along the longitudinal direction, described axially extending bore is arranged on described rear support dish, and described Stop structure is made up of described rear support dish.
6. cold-strip steel coiler for trimmings according to claim 4, it is characterized in that: the shape of the recovery operation section of described recovery rotating shaft is the taper of stub end towards described adjustable shelf, and described recovery operation section has the outer peripheral face be directly wound around for corresponding slitter edge.
7. cold-strip steel coiler for trimmings according to claim 4, it is characterized in that: the recovery operation section of described recovery rotating shaft offers the radial direction through hole passed for corresponding slitter edge head, in described recovery rotating shaft axially, one end of described radial direction through hole extends to the stub end of described recovery operation section, and the end face that the other end closes on the little head end of described recovery operation section with described recovery rotating shaft communicates.
8. cold-strip steel coiler for trimmings according to claim 7, is characterized in that: described radial direction through hole is provided with the rolling the initial segment of passing for corresponding slitter edge head near one end of described recovery operation section stub end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210090124.4A CN102615104B (en) | 2012-03-30 | 2012-03-30 | Coiler for trimmings of cold-rolling strip steel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210090124.4A CN102615104B (en) | 2012-03-30 | 2012-03-30 | Coiler for trimmings of cold-rolling strip steel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102615104A CN102615104A (en) | 2012-08-01 |
| CN102615104B true CN102615104B (en) | 2015-04-08 |
Family
ID=46555507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210090124.4A Expired - Fee Related CN102615104B (en) | 2012-03-30 | 2012-03-30 | Coiler for trimmings of cold-rolling strip steel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102615104B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104607495B (en) * | 2015-01-30 | 2016-05-25 | 邯钢集团邯宝钢铁有限公司 | A kind of band steel slitter edge batches tensioning apparatus |
| CN105668319A (en) * | 2016-03-21 | 2016-06-15 | 安徽众源新材料股份有限公司 | Waste edge winding device for copper strip slitting |
| CN110586685A (en) * | 2019-10-11 | 2019-12-20 | 常州浦发机械有限公司 | Integrated acid pickling slitter edge coiling machine of cold-rolled strip steel acid rolling unit |
| CN110802131B (en) * | 2019-10-29 | 2022-03-08 | 长春红忠钢材加工有限公司 | Slitter edge bundling equipment of cold-rolled strip steel acid rolling unit |
| WO2021128372A1 (en) * | 2019-12-28 | 2021-07-01 | 江苏亚威机床股份有限公司 | Sheet material scrap edge processing apparatus |
| CN116689542A (en) * | 2023-06-29 | 2023-09-05 | 中冶南方工程技术有限公司 | Trimming material coiling device |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2448097A (en) * | 1945-06-06 | 1948-08-31 | Morgan Construction Co | Cobble bundler |
| DE3539900A1 (en) * | 1985-11-11 | 1987-05-14 | Schloemann Siemag Ag | DEVICE FOR CONTROLLING THE LIFTING AND PRESSURE MOVEMENTS OF THE TAPE PRESSURE REELS OF ROLLING TAPE REELS |
| US4732345A (en) * | 1986-10-30 | 1988-03-22 | Golden Sammy L | Hose reel |
| DE3937992C1 (en) * | 1989-11-15 | 1991-02-21 | Sundwiger Eisenhuette Maschinenfabrik Grah & Co, 5870 Hemer, De | |
| CN201143523Y (en) * | 2007-12-17 | 2008-11-05 | 中冶南方工程技术有限公司 | Waste edge automatic processing system |
| CN101723198B (en) * | 2009-12-11 | 2012-11-21 | 北京中冶设备研究设计总院有限公司 | Slitter edge coiling machine with gripping manipulator and process |
| CN201632511U (en) * | 2009-12-28 | 2010-11-17 | 威台机械(上海)有限公司 | Tension-free coiler for trimmings |
| CN201579302U (en) * | 2009-12-31 | 2010-09-15 | 中冶南方工程技术有限公司 | A reel moving mechanism of waste edge coiler |
-
2012
- 2012-03-30 CN CN201210090124.4A patent/CN102615104B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102615104A (en) | 2012-08-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102615104B (en) | Coiler for trimmings of cold-rolling strip steel | |
| CN107185999B (en) | Steel coil preparation station | |
| CN208437760U (en) | Quantitative cutter device is produced for aluminium skin | |
| CN107285118A (en) | A kind of gas pipe hose winding device | |
| CN102615332B (en) | Cold-rolled strip steel slitting line | |
| CN208743811U (en) | Full-automatic section bar cutting machine | |
| CN208166155U (en) | A kind of wound roll material rewinding unit | |
| CN207344247U (en) | Bar processes baiting structure automatically | |
| CN213505221U (en) | Splitting machine | |
| CN115532997A (en) | Forming equipment for spring production | |
| CN207402561U (en) | Knife saw movable type plank cutting and polishing production line | |
| CN209257042U (en) | A kind of bill cutting machine | |
| CN208759703U (en) | A kind of covering release film guillotine convenient for positioning | |
| CN203621322U (en) | Steel bar bending machine | |
| CN202377299U (en) | Arm holding type adjustable auxiliary coiler | |
| CN107685090A (en) | One kind is put the first edge on a knife or a pair of scissors rewinding machine | |
| CN103921181B (en) | Pipe erects hairline device | |
| CN106938482A (en) | Angle apparatus before a kind of saw blade with the flat hard-metal insert in left and right and its full-automatic mill | |
| CN207615394U (en) | Reinforcing bar automatic discharging machine | |
| CN106182474B (en) | Workpiece turning device and workpiece cutting equipment with the same | |
| CN204843099U (en) | Lurex cutter | |
| CN205032497U (en) | Can turn to and pull wrench device | |
| CN209647498U (en) | A kind of flat wheel traction mechanism of efficient stirrup processing machine | |
| CN109773113A (en) | A kind of wide cut adjustable pressure machine | |
| CN220517204U (en) | Cutting device for producing artificial stone |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 Termination date: 20190330 |