CN103018071A - Equipment and method for making combustion performance sample - Google Patents
Equipment and method for making combustion performance sample Download PDFInfo
- Publication number
- CN103018071A CN103018071A CN2012104969566A CN201210496956A CN103018071A CN 103018071 A CN103018071 A CN 103018071A CN 2012104969566 A CN2012104969566 A CN 2012104969566A CN 201210496956 A CN201210496956 A CN 201210496956A CN 103018071 A CN103018071 A CN 103018071A
- Authority
- CN
- China
- Prior art keywords
- sample
- broadwise
- radially
- plate
- screw
- 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
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses equipment and a method for making a combustion performance sample and relates to the technical field of flame retardant product detection. The method is characterized by comprising the steps of 1) sawing off a raw material pipe to be measured along the sing side of the axial direction; 2) sawing off the raw material pipe to be measured in the radial direction to obtain multiple short pipes with the same length; 3) dividing the multiple short pipes obtained by the same raw material pipe to be measured into one group; 4) heating the grouped short pipes in a temperature-controlled oven; 5) heating the short pipes in the temperature-controlled oven until the short pipes are softened, immediately taking the short pipes out, unfolding, putting the short pipes between two steel plates, and pressing the short pipes into a flat sheet under clamping and cooling of two steel plates; and 6) taking the pressed sheet from the two steel plates, and cutting to obtain the combustion performance sample according to the requirements of the combustion performance sample. The efficiency of the manufactured sample is greatly improved, and the quality and precision of the manufactured sample are high.
Description
Technical field
The present invention relates to flame retardant products detection technique field, especially a kind of Apparatus and method for of making the burning performance sample.
Background technology
When making electrical equipment with molding class material sample, often running into the cross section is circular molding class material, uses the PVC penetration pipe such as the electrician, and its Commonly Used Size is: Φ 16～40mm, wall thickness 1～2mm.Regulation making electrician is 6.5 ± 0.5mm with the oxygen index specimen width of PVC penetration pipe product in the related standards, and length is 70～150mm; Horizontal firing specimen width 13.0 ± 0.5mm, length 125 ± 0.5mm; Wide 25.4 ± the 0.3mm of smoke density sample, long 25.4 ± 0.3mm, thick is actual (real) thickness or less than 25.0mm.Usually make " flat-form material " sample relatively simple, the sample of manufacturing " tube of material " is just more loaded down with trivial details, because tube of material is curved surfaces, requirement is transformed into arc plate shape and sample is not produced infringement, because be that pipe is when making sample to it, general way is that tubing is put on the similar bench vice equipment, with mechanical means it is pressed into tabularly, is shearing.Do so easily injury of time-consuming, effort and sample wall thickness and surface, dimensional tolerances also is difficult to reach standard code.
Summary of the invention
The shortcoming that exists in order to overcome above-mentioned prior art, the object of the present invention is to provide a kind of Apparatus and method for of making the burning performance sample, particularly make the cross section and be circular molding class material such as: electrician with the oxygen index of PVC penetration pipe product and the Apparatus and method for of horizontal firing and smoke density sample.
In order to address the above problem, the present invention by the following technical solutions:
A kind of method of making the burning performance sample is characterized in that, may further comprise the steps:
1), at first with raw material tubing to be measured monolateral cutting vertically;
2), radially sawed-off described raw material tubing to be measured then, obtain the identical short tube material of several length;
3), will be divided into one group by several described short tube materials that same raw material tubing to be measured obtains;
4), the short tube material after will dividing into groups is put into the temperature control oven heating;
5), to treat that short tube material in the temperature control baking oven is heated to softening, takes out immediately, launches and be placed between two block plates, is pressed into smooth sheet material under the clamping of two block plates and cooling;
6), by taking out the sheet material be pressed between two block plates, cut according to the requirement of burning performance sample and to obtain the burning performance sample.
Further: temperature control oven heated at constant temperature in the step 4), heating-up temperature scope are 60 ℃---90 ℃.
Further: in the step 6), will be by the sheet material that takes out in the steel plate, according to the width requirement of oxygen index sample or horizontal firing sample, along the length direction of described sheet material respectively sawing go out the overlength sample; Then described overlength sample is cut off according to the have a try length requirement of sample of oxygen index sample or horizontal firing, obtained many oxygen index samples or horizontal firing sample.
Further: in the step 6), will be by the sheet material that takes out in the steel plate, after the polylith stack again according to the width requirement of oxygen index sample or horizontal firing sample, along the length direction of described sheet material respectively sawing go out the overlength sample.
Further: in the step 6), will be by a sheet material that takes out in the steel plate, put into the clicker press machine mould corresponding with oxygen index sample or horizontal firing performance sample or smoke density sample and carry out stamping-out, obtain oxygen index sample or horizontal firing performance sample or smoke density sample.
Further: a kind of sawing device of making the special use of burning performance sample, it is characterized in that, comprise frame, automatically controlled button box, base, feed mechanism and saw cutting mechanism;
Described base is fixedly installed on the top of frame, is provided with the turning axle that can rotate around base axis in the base, is provided with anglec of rotation scale on the outer peripheral face of base; Described automatically controlled button box is arranged on the frame below,
Described feed mechanism comprises pressing plate, pressure plate cushion block, adjusting bolt, broadwise mobile motor, broadwise movable plate, moves radially motor, moves radially plate, broadwise leading screw, broadwise screw, radially leading screw, radially screw, broadwise slip dovetail groove and radially slide dovetail groove; Connect by broadwise slip dovetail groove between the upper end of described broadwise movable plate and described turning axle, the broadwise screw also is equipped with in the upper end of turning axle, the broadwise movable plate is provided with the broadwise leading screw that matches with the broadwise screw, and the broadwise mobile motor is equipped with in the end of broadwise leading screw; Move radially the top that plate is located at the broadwise movable plate, move radially between plate and the broadwise movable plate and be connected by radially sliding dovetail groove, also be provided with radially screw on the broadwise movable plate, move radially plate and be provided with the radially leading screw that matches with screw radially, radially the end of leading screw is equipped with and is moved radially motor, and the axis of described radially leading screw and broadwise leading screw is orthogonal; Described pressing plate is parallel is located at the top that moves radially plate, pressing plate is connected by adjusting bolt with moving radially between the plate, pressing plate and move radially that relative height can be by the adjusting bolt adjustment between the plate, pressing plate and move radially and also be provided with pressure plate cushion block between the plate;
Described saw cutting mechanism comprises support, bearing, set bolt, hinge, cylinder, saw blade, saw blade work drive motor and blade guard, described top that is erected at frame, support is positioned at the dead astern of feed mechanism, described bearing is fixed on the top of support by set bolt, described cylinder is hinged on the top of bearing, the end of the push rod of cylinder is connected on the protective cover supporting plate of a side of blade guard, the opposite side of blade guard is connected with support by hinge, described saw blade is arranged in the blade guard, the saw blade work drive motor is arranged on the outside of blade guard, and saw blade is installed on the output shaft of saw blade work drive motor;
Described broadwise mobile motor, move radially motor, saw blade work drive motor and be connected with automatically controlled button box by wire respectively.
The invention has the beneficial effects as follows: the efficient of making sample improves greatly, and quality and the precision of making sample are higher.
Description of drawings
The present invention is described further below in conjunction with drawings and Examples:
Fig. 1 is the schematic flow sheet of making the method for burning performance sample among the present invention;
Fig. 2 is the front view of sample sawing machine among the present invention;
Fig. 3 is the vertical view of sample sawing machine;
Fig. 4 is the left view of sample sawing machine;
Fig. 5 is the front view of bench saw;
Fig. 6 is the front view of clicker press machine;
Among the figure: 1 frame, 2 bases, 3 scales, 4 turning axles, 5 broadwise mobile motors, 6 broadwise movable plates, 7 smoke density samples, 8 supports, 9 hinges, 10 blade guard, 11 move radially motor, 12 leading screws radially, 13 pressing plates, 14 adjusting bolts, 15 saw blades, 16 cylinders, 17 supports, 18 automatically controlled button boxes, 19 move radially plate, 20 protective cover supporting plates, 21 saw blade work drive motors, 22 broadwise leading screws, 23 bearings, 24 tubing, 25 bench saws, 26 bench saw slices, 27 temperature control ovens, 28 steel plates, 29 sample sawing machines, 30 ultra-long horizontals burning sample, 31 overlength oxygen index samples, 32 oxygen index samples, 33 horizontal firing samples, 34 clicker press machines, 35 bench saw worktables, 36 bench saw slice hi/local crank, 37 guiding rulers.
Embodiment
Such as accompanying drawing 1, shown in Figure 5, a kind of method of making the burning performance sample is characterized in that, may further comprise the steps:
1), at first with raw material tubing to be measured monolateral cutting vertically: can use bench saw 25 with tubing 24 monolateral cutting vertically, concrete operations are, rotate bench saw saw blade lifting crank 36, make bench saw slice 26 tops to the distance of bench saw worktable 35 just greater than by Pipe Cutting material 24 monolateral wall thickness, then carry out sawing.
2), radially sawed-off described raw material tubing 24 to be measured then, obtain the identical short tube material 24 of several length: can utilize the radially sawed-off tubing 24 of guiding ruler 37 preseting lengths on the bench saw 25, concrete operations are, regulate bench saw saw blade lifting crank 36, make bench saw slice 26 tops to the distance of bench saw worktable 35 greater than by the diameter of Pipe Cutting material 24, adjust guiding ruler 37 to the distance of bench saw slice 26 end faces, this distance is to cut off the length of tubing 24, then carries out the tubing 24 that sawing can obtain several equal length.
3), will be divided into one group by several described short tube materials 24 that same raw material tubing 24 to be measured obtains: can divide into groups by tubing 24 packs or establishment same tag on inciting somebody to action mutually same.
4), the short tube material 24 after will dividing into groups is put into the temperature control oven heating: the heating-up temperature scope is 60 ℃---90 ℃.
5), to treat that short tube material 24 in the temperature control baking oven is heated to softening, takes out immediately, launches and be placed between two block plates 28, is pressed into smooth sheet material under the clamping of two block plates 28 and cooling.
6), by taking out the sheet material be pressed between two block plates 28, cut according to the requirement of burning performance sample and to obtain the burning performance sample.
When needs are made large batch of molding class material bar-shaped sample such as oxygen index sample 32 and horizontal firing sample 33 or square shaped sample such as 7 accuracy requirements of smoke density sample not high the time, in the step 6), can be with the sheet material by taking-up in the steel plate 28, after the polylith stack according to the width requirement of oxygen index sample 32 or horizontal firing sample 33, along the length direction of described sheet material respectively sawing go out the overlength sample; Then described overlength sample is cut off according to the length requirement of oxygen index sample 32 or horizontal firing sample 33, obtained many oxygen index samples 32 or horizontal firing sample 33.Can use sample sawing machine 29 to carry out sawing, described sample sawing machine 29, comprise frame 1, base 2, feed mechanism and saw cutting mechanism, described base 2 is fixedly installed on the top of frame 1, be provided with the turning axle 4 that can rotate around base axis in the base 2, be provided with anglec of rotation scale 3 on the outer peripheral face of base 2, described automatically controlled button box 18 is arranged on frame 1 below.
Described feed mechanism comprises pressing plate 13, adjusting bolt 14, broadwise mobile motor 5, broadwise movable plate 6, move radially motor 11, move radially plate 19, broadwise leading screw 22, the broadwise screw, radially leading screw 12, screw radially, broadwise slip dovetail groove and radially slide dovetail groove, connect by broadwise slip dovetail groove between the upper end of described broadwise movable plate 6 and described turning axle 4, the broadwise screw also is equipped with in the upper end of turning axle 4, broadwise movable plate 6 is provided with the broadwise leading screw 22 that matches with the broadwise screw, broadwise mobile motor 5 is equipped with in the end of broadwise leading screw 22, move radially the top that plate 19 is located at broadwise movable plate 6, move radially between plate 19 and the broadwise movable plate 6 and be connected by radially sliding dovetail groove, also be provided with radially screw on the broadwise movable plate 6, move radially plate 19 and be provided with the radially leading screw 12 that matches with screw radially, radially the end of leading screw 12 is equipped with and is moved radially motor 11, and the axis of described radially leading screw 12 and broadwise leading screw 22 is orthogonal; Described pressing plate 13 parallel being located at move radially the top of plate 19, and pressing plate 13 is connected by adjusting bolt 14 with moving radially between the plate 19, pressing plate 13 and move radially between the plate 19 relative height and can adjust by adjusting bolt 14.
Saw cutting mechanism comprises support 8, bearing 23, set bolt, hinge 9, cylinder 16, saw blade 15, saw blade work drive motor 21 and blade guard 10, described support 17 is located at the top of frame 1, support 17 is positioned at the dead astern of feed mechanism, described bearing 23 is fixed on the top of support 8 by set bolt, described cylinder 16 is hinged on the top of bearing 23, the end of the push rod of cylinder 16 is connected on the protective cover supporting plate of a side of blade guard 10 20, the opposite side of blade guard 10 is connected with support 17 by hinge 9, described saw blade 15 is arranged in the blade guard 10, saw blade work drive motor 21 is arranged on the outside of blade guard 10, and saw blade 15 is installed on the output shaft of saw blade work drive motor 21.
Described broadwise mobile motor 5, move radially motor 11, saw blade work drive motor 21 and be connected with automatically controlled button box by wire respectively.
When using, the tubing 24 of alignment stack certain altitude is placed on the limit section that moves radially on the plate 6, pressing plate 13 is placed on the tubing 24, coming clam member 13 that tubing 24 after the stack is fixed on adjusting bolt 14 moves radially on the plate 6, then adjusting broadwise mobile motor 5 by automatically controlled button box 18 makes broadwise movable plate 10 move to the position that saw blade 15 can excise all not neat " overlaps " of tubing 24 limit sections, open successively again the control knob of the saw blade work drive motor 21 in the automatically controlled button box 18 and move radially motor 11 buttons, make saw blade 15 work and move radially plate 6 and move, stop after finishing " overlap " cutting.After finishing " overlap " cutting work, carry out sample sawing work, adjusting broadwise mobile motor 5 by automatically controlled button box 18 makes broadwise movable plate 10 move corresponding distance, then open successively the control knob of saw blade work drive motor 21 and move radially motor 11 buttons, finish the sawing to tubing 24, then repeat above-mentioned sawing work.
When needs are made the bar shaped of the thinner and small size of the monolithic of short run, square oxygen index sample 32 and horizontal firing sample 33 or higher to 7 accuracy requirements of smoke density sample the time, in the step 6), can be with by a sheet material that takes out in the steel plate, put into the clicker press machine mould corresponding with oxygen index sample 32 or horizontal firing sample 33 or smoke density sample 7 and carry out stamping-out, obtain oxygen index sample 32 or horizontal firing sample 33 or smoke density sample 7.
Claims (6)
1. a method of making the burning performance sample is characterized in that, may further comprise the steps:
1), at first with raw material tubing to be measured monolateral cutting vertically;
2), radially sawed-off described raw material tubing to be measured then, obtain the identical short tube material of several length;
3), will be divided into one group by several described short tube materials that same raw material tubing to be measured obtains;
4), the short tube material after will dividing into groups is put into the temperature control oven heating;
5), to treat that short tube material in the temperature control baking oven is heated to softening, takes out immediately, launches and be placed between two block plates, is pressed into smooth sheet material under the clamping of two block plates and cooling;
6), by taking out the sheet material be pressed between two block plates, cut according to the requirement of burning performance sample and to obtain the burning performance sample.
2. a kind of method of making the burning performance sample according to claim 1, it is characterized in that: temperature control oven heated at constant temperature in the step 4), heating-up temperature scope are 60 ℃---90 ℃.
3. a kind of method of making the burning performance sample according to claim 1 and 2, it is characterized in that: in the step 6), will be by the sheet material that takes out in the steel plate, according to the width requirement of oxygen index sample or horizontal firing sample, along the length direction of described sheet material respectively sawing go out the overlength sample; Then described overlength sample is cut off according to the have a try length requirement of sample of oxygen index sample or horizontal firing, obtained many oxygen index samples or horizontal firing sample.
4. a kind of method of making the burning performance sample according to claim 3, it is characterized in that: in the step 6), will be by the sheet material that takes out in the steel plate, after the polylith stack again according to the width requirement of oxygen index sample or horizontal firing sample, along the length direction of described sheet material respectively sawing go out the overlength sample.
5. a kind of method of making the burning performance sample according to claim 1 and 2, it is characterized in that: in the step (6), will be by a sheet material that takes out in the steel plate, put into the clicker press machine mould corresponding with oxygen index sample or horizontal firing performance sample or smoke density sample and carry out stamping-out, obtain oxygen index sample or horizontal firing performance sample or smoke density sample.
6. a sawing device of making the special use of burning performance sample is characterized in that, comprises frame, automatically controlled button box, base, feed mechanism and saw cutting mechanism;
Described base is fixedly installed on the top of frame, is provided with the turning axle that can rotate around base axis in the base, is provided with the scale of the anglec of rotation on the outer peripheral face of base; Described automatically controlled button box is arranged on the frame below,
Described feed mechanism comprises pressing plate, pressure plate cushion block, adjusting bolt, broadwise mobile motor, broadwise movable plate, moves radially motor, moves radially plate, broadwise leading screw, broadwise screw, radially leading screw, radially screw, broadwise slip dovetail groove and radially slide dovetail groove; Connect by broadwise slip dovetail groove between the upper end of described broadwise movable plate and described turning axle, the broadwise screw also is equipped with in the upper end of turning axle, the broadwise movable plate is provided with the broadwise leading screw that matches with the broadwise screw, and the broadwise mobile motor is equipped with in the end of broadwise leading screw; Move radially the top that plate is located at the broadwise movable plate, move radially between plate and the broadwise movable plate and be connected by radially sliding dovetail groove, also be provided with radially screw on the broadwise movable plate, move radially plate and be provided with the radially leading screw that matches with screw radially, radially the end of leading screw is equipped with and is moved radially motor, and the axis of described radially leading screw and broadwise leading screw is orthogonal; Described pressing plate is parallel is located at the top that moves radially plate, pressing plate is connected by adjusting bolt with moving radially between the plate, pressing plate and move radially that relative height can be by the adjusting bolt adjustment between the plate, pressing plate and move radially and also be provided with pressure plate cushion block between the plate;
Described saw cutting mechanism comprises support, bearing, set bolt, hinge, cylinder, saw blade, saw blade work drive motor and blade guard, described top that is erected at frame, support is positioned at the dead astern of feed mechanism, described bearing is fixed on the top of support by set bolt, described cylinder is hinged on the top of bearing, the end of the push rod of cylinder is connected on the protective cover supporting plate of a side of blade guard, the opposite side of blade guard is connected with support by hinge, described saw blade is arranged in the blade guard, the saw blade work drive motor is arranged on the outside of blade guard, and saw blade is installed on the output shaft of saw blade work drive motor;
Described broadwise mobile motor, move radially motor, saw blade work drive motor and be connected with automatically controlled button box by wire respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104969566A CN103018071A (en) | 2012-11-29 | 2012-11-29 | Equipment and method for making combustion performance sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104969566A CN103018071A (en) | 2012-11-29 | 2012-11-29 | Equipment and method for making combustion performance sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103018071A true CN103018071A (en) | 2013-04-03 |
Family
ID=47966928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104969566A Pending CN103018071A (en) | 2012-11-29 | 2012-11-29 | Equipment and method for making combustion performance sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103018071A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278364A (en) * | 2013-06-07 | 2013-09-04 | 山东省产品质量监督检验研究院 | Method and apparatus for producing incombustible sample |
| CN103512788A (en) * | 2013-10-29 | 2014-01-15 | 山东省产品质量监督检验研究院 | Device for manufacturing oxygen index sample of fireproof thermal insulation material and using method of device |
| CN111811902A (en) * | 2020-07-02 | 2020-10-23 | 超威电源集团有限公司 | Device and method for preparing flame-retardant test sample strip |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101683765A (en) * | 2008-09-26 | 2010-03-31 | 上海汤臣塑胶实业有限公司 | Device used for sealing bi-layer axial hollow tube end face |
| CN201511398U (en) * | 2009-10-23 | 2010-06-23 | 宁波方力集团有限公司 | Circular arc cutting machine |
| CN102501386A (en) * | 2011-12-25 | 2012-06-20 | 常德市耐摩特聚合材料有限公司 | Method for manufacturing plastic pipe flange connectors by pressing and sintering |
| CN202527783U (en) * | 2011-12-31 | 2012-11-14 | 大连标准检测技术研究中心 | Test piece slicer |
| CN202910404U (en) * | 2012-11-29 | 2013-05-01 | 山东省产品质量监督检验研究院 | Special specimen saw cutter for manufacturing combustion performance specimen |
-
2012
- 2012-11-29 CN CN2012104969566A patent/CN103018071A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101683765A (en) * | 2008-09-26 | 2010-03-31 | 上海汤臣塑胶实业有限公司 | Device used for sealing bi-layer axial hollow tube end face |
| CN201511398U (en) * | 2009-10-23 | 2010-06-23 | 宁波方力集团有限公司 | Circular arc cutting machine |
| CN102501386A (en) * | 2011-12-25 | 2012-06-20 | 常德市耐摩特聚合材料有限公司 | Method for manufacturing plastic pipe flange connectors by pressing and sintering |
| CN202527783U (en) * | 2011-12-31 | 2012-11-14 | 大连标准检测技术研究中心 | Test piece slicer |
| CN202910404U (en) * | 2012-11-29 | 2013-05-01 | 山东省产品质量监督检验研究院 | Special specimen saw cutter for manufacturing combustion performance specimen |
Non-Patent Citations (1)
| Title |
|---|
| 刘松林: "室内装饰材料的燃烧性能研究", 《中国优秀硕士学位论文全文数据库 工程科技II辑》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103278364A (en) * | 2013-06-07 | 2013-09-04 | 山东省产品质量监督检验研究院 | Method and apparatus for producing incombustible sample |
| CN103278364B (en) * | 2013-06-07 | 2015-07-22 | 山东省产品质量检验研究院 | Method and apparatus for producing incombustible sample |
| CN103512788A (en) * | 2013-10-29 | 2014-01-15 | 山东省产品质量监督检验研究院 | Device for manufacturing oxygen index sample of fireproof thermal insulation material and using method of device |
| CN111811902A (en) * | 2020-07-02 | 2020-10-23 | 超威电源集团有限公司 | Device and method for preparing flame-retardant test sample strip |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210305931U (en) | Plate shearing machine | |
| CN207825072U (en) | A kind of adjustable plank cutting processing device | |
| CN103018071A (en) | Equipment and method for making combustion performance sample | |
| CN205325765U (en) | Manual slicing machine | |
| CN105252600A (en) | Precise machining cutter for plates of blackwood furniture | |
| CN205735342U (en) | Comb goes out tenon machine | |
| CN206623173U (en) | A kind of Simple adjustable circular sawing machine | |
| CN104858941A (en) | Automatic pushing platform for woodworking | |
| CN111941667A (en) | Ceramic tile processing cutting device with design transmission structure | |
| CN103786268B (en) | Detachable brick cutter | |
| CN107717054A (en) | A kind of auto-manual feeding measures integrated digital controlled plate shearing machine | |
| CN204712209U (en) | A kind of outer wall board plate shearing machine | |
| CN210214324U (en) | Film finished product roll slitting device | |
| CN201455423U (en) | Plate edge trimmer | |
| RU2616395C1 (en) | Longitudinal milling woodprocessing machine | |
| CN107738322A (en) | A kind of automated cleaning log splitter | |
| CN101758287A (en) | plate trimming machine | |
| CN214721091U (en) | Cutting device for processing metal composite ultrathin sheet | |
| CN112605407B (en) | Synchronous full-automatic processing equipment for two end faces of drying frame pipe fitting | |
| CN202910404U (en) | Special specimen saw cutter for manufacturing combustion performance specimen | |
| CN208467405U (en) | A kind of automatic double-head cast-cutting saw | |
| CN207806739U (en) | A kind of integrated digital controlled plate shearing machine of auto-manual feeding measurement | |
| CN220279739U (en) | Cutting device with adjustable high performance complex film | |
| CN202399307U (en) | Angle cutting machine | |
| CN105397181A (en) | Full-automatic efficient discharging sawing machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130403 |