CN202081339U - Carbon fiber scraper - Google Patents
Carbon fiber scraper Download PDFInfo
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- CN202081339U CN202081339U CN201120053201XU CN201120053201U CN202081339U CN 202081339 U CN202081339 U CN 202081339U CN 201120053201X U CN201120053201X U CN 201120053201XU CN 201120053201 U CN201120053201 U CN 201120053201U CN 202081339 U CN202081339 U CN 202081339U
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- scraper
- carbon fiber
- link
- knife
- step surface
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Abstract
The utility model discloses a carbon fiber scraper, which is prepared by carbon fiber cloth or carbon fiber cloth filled with glass fiber cloth or carbon fiber cloth filled with glass fiber cloth in an inner layer of the carborundum fiber cloth or zirconium steel jade layer fiber cloth through bonding of an adhesion agent. Plates are prepared by pre-dipping glue, cutting off, spreading, heating up, pressurizing and solidifying the carbon fiber cloth and the glass fiber cloth, and then splitting, grinding and edging. At the edged end of the scraper, an edge angle is 20-60 degrees; the scraper is 1.5-5 mm in thickness and 76-200 mm in width; and the length is in a custom made mode according to the need. The other end of the scraper is a connecting end, which can be connected with a knife frame by a U-shaped groove, or in modes of riveting by rivets or riveting by the rivets after adding a butterfly sheet or milling step face and the like. The carbon fiber scraper has the advantages of high-temperature resistance, good strength and low cost and is simple and convenient to manufacture and is convenient in use.
Description
(1) technical field:
The utility model provides a kind of carbon fiber scraper, belongs to the supporting cutter manufacturing technology of paper making equipment field.
(2) background technology:
At present, the used scraper of papermaking equipment is steel spatula or epoxy resin scraper, and in process of production, steel spatula is hard, and the disgrace poor toughness is easy to roller is scratched, and like this, producer has wasted the time because of repairing roller, causes many economic losses; The big temperature tolerance of epoxy resin scraper fragility is poor; in use blade is easy to become zigzag and woollen blanket is scratched and causes shutdown; the deliquescing of temperature tolerance official post blade; the dirt of roller top is scraped to be got off; especially when manufacturing writing paper and add graphite powder; being easy to fade make speckles with black trace on the blank sheet of paper, therefore scrap and cause waste serious.
(3) summary of the invention:
The purpose of this invention is to provide a kind of carbon fiber scraper, this scraper is high temperature resistant, wear-resistant, has high strength and high tenacity; This scraper manufacturing approach craft route is reasonable, simple, and cost is low.
The present invention realizes by the following technical programs:
(one), the manufacture method of a kind of carbon fiber scraper of the present invention, its step is as follows:
(1), the preparation of carbon fiber scraper base material: carbon fiber scraper base material mainly is to be added glass fabric or used carbon cloth by carbon cloth or carbon cloth, and internal layer is formulated through the binding agent bonding with glass fabric plus silicon carbide layer cloth or the beautiful layer of zirconium steel cloth; This binding agent is a liquid resin glue, is to add following other component to make in the novolac epoxy resin of 100 parts of parts by weight, and the parts by weight of other component are as follows:
Novolac epoxy resin flexibilizer 25-35 part; Dicyandiamide 4-6 part;
Imidazoles 0.3-0.7 part; Dimethyl formamide (DMF) 20-23 part;
Acetone 16-20 part; Silicon powder 8-11 part;
Molybdenum bisuphide 3-7 part;
Wherein, described novolac epoxy resin, its model is F51 or NPPN638S or KEP-1138
(2), with the pre-impregnation of the cloth of carbon cloth, glass fabric and other composition, branch sanction, stone, intensification cure under pressure.Specifically be exactly to use the liquid resin glue for preparing through the high temperature gluing cloth of carbon cloth, glass fabric and other composition, in layer complete as requested then, put into press press curing after press is heated pressurization and become sheet material, then this sheet material is carried out itemize, grinds, puts the first edge on a knife or a pair of scissors, be the end A that puts the first edge on a knife or a pair of scissors at an end that puts the first edge on a knife or a pair of scissors, its blade angle α (being cutting edge and horizontal sextant angle) makes according to customer requirement; The other end (end that does not promptly put the first edge on a knife or a pair of scissors) at scraper is link B.
Wherein, described intensification cure under pressure, its intensification is progressively to heat from low to high, the highlyest is added to 280 degree Celsius, and its pressurization is progressively to pressurize from low to high, and the highest unit square that is pressurized to centimetre is 90 kilograms, carries out press curing with this.
(3) this carbon fiber scraper (or cry " carbon fiber blade ") except that base material recited above, can also add the fiber cloth material of other composition on demand when preparation, add silicon carbide layer or the beautiful layer of zirconium steel cloth etc. as layer within it.Its structural material can be selected following several form for use: 1. scraper is all used carbon cloth; 2. blade surface two-layer (being each one deck of upper and lower surface) is used carbon cloth, and other uses glass fabric; 3. blade surface has four layers (being each two layers on upper and lower surface) to use carbon cloth, and other uses glass fabric; 4. blade surface two-layer (being each one deck of upper and lower surface) is used carbon cloth, and internal layer is made with glass fabric plus silicon carbide layer cloth or the beautiful layer of zirconium steel cloth.5. can arbitrarily increase the number of plies of carbon cloth according to customer requirement.
(two) the carbon fiber scraper that manufactures of the method for the invention, its shape is constructed as follows:
(1) the carbon fiber scraper that adopts above-mentioned base material to make, its shape construction size is as follows:
A scraper end along its length is the end A that puts the first edge on a knife or a pair of scissors, and puts the first edge on a knife or a pair of scissors in the one or both sides of the end A that puts the first edge on a knife or a pair of scissors, and the blade angle α that puts the first edge on a knife or a pair of scissors (being cutting edge and horizontal sextant angle α) is the 20-60 degree;
Blade thickness is 1.5-5mm.; The scraper width is 76-200mm; Scraper length: the length of this scraper customizes on demand.
Generally speaking, blade thickness is 1.5-2mm, and scraper length is 1-50 rice, and the scraper width is 76-200mm.
This scraper is link B at an end that does not put the first edge on a knife or a pair of scissors, in order to connect knife rest.This link B can with open U type groove pattern or with rivet or after installing the butterfly sheet additional with rivet or mill forms such as step surface, in order to be connected with knife rest.
(2) the various connected modes of this scraper link B, its concrete size is as follows:
Link B is to open U type flute profile formula: then U type slot pitch is from the 10-15 centimetre, and U type groove depth is the 3-3.5 centimetre, and U type well width is 100--150mm;
Link B is with the rivet form: then rivet pitch is 300--550mm, and rivet length is 5--10mm;
Link B is to install butterfly sheet riveted joint form additional: then butterfly sheet spacing is 300-550mm, and butterfly sheet thickness is 2.5mm.
Link B is to mill the step surface form: this step surface can be arranged on end face or the bottom surface of link B, and the width of step surface is 1-3cm, and the height of step surface is 1/3rd of a blade thickness.This step surface also can all be provided with in end face and the bottom surface of link B.
The carbon fiber scraper that method described in the utility model is made, its advantage is: it is high temperature resistant (can reach Celsius 350 and spend not deliquescing, be indeformable), ABRASION RESISTANCE is good, intensity is good, pliability is good, and scraper length can be accomplished non junction in 200 meters.This carbon fiber scraper is installed in knife rest firmly, and price is more cheap than carbon fiber.Its manufacture method is easy, and good manufacturability has been saved fund, has reduced cost.
(4) description of drawings:
Fig. 1 carbon fiber scraper (rivet is housed) schematic perspective view
The blade angle α schematic diagram that Fig. 2 carbon fiber scraper puts the first edge on a knife or a pair of scissors
Fig. 3 installs the carbon fiber scraper schematic perspective view of butterfly sheet riveted joint additional
Fig. 4 opens the carbon fiber scraper schematic perspective view of U type groove
Fig. 5 a connects each schematic perspective view of end mill step surface at scraper
Fig. 5 b connects each schematic perspective view of end mill step surface at scraper
Fig. 5 c connects each schematic perspective view of end mill step surface at scraper
Symbol description is as follows among the figure:
A-puts the first edge on a knife or a pair of scissors and holds the B-link blade angle that α-this scraper puts the first edge on a knife or a pair of scissors
(5) specific embodiment:
See shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 a, Fig. 5 b, Fig. 5 c
Embodiment 1
(one), the manufacture method of carbon fiber scraper, its step is as follows:
(1), the preparation of carbon fiber scraper base material: carbon fiber scraper base material all adopts carbon cloth, and is formulated with the binding agent bonding; Be about to carbon cloth through operations such as pre-impregnation, branch sanction, stone, intensification cure under pressures.Specifically be exactly to use the liquid resin glue for preparing through the high temperature gluing carbon cloth, in layer complete as requested then, put into press press curing after press is heated pressurization and become sheet material, then this sheet material is carried out itemize, grinds, puts the first edge on a knife or a pair of scissors, be the end A that puts the first edge on a knife or a pair of scissors at an end that puts the first edge on a knife or a pair of scissors, its blade angle α (being cutting edge and horizontal sextant angle) (shown in Figure 2) makes (present embodiment is 25 degree) according to customer requirement, then the other end of scraper be link B riveting copper rivet or install the butterfly sheet additional after with the copper rivet riveted joint, see Fig. 1, shown in Figure 3.
Wherein, described intensification cure under pressure, its intensification is progressively to heat from low to high, the highlyest is added to 280 degree Celsius, and its pressurization is progressively to pressurize from low to high, and the highest unit square that is pressurized to centimetre is 90 kilograms, carries out press curing with this.
(2) this agent bonding is a liquid resin glue, is to add following other component to make in the novolac epoxy resin F51 of 100 parts of parts by weight, and the parts by weight of other component are as follows:
25 parts of novolac epoxy resin flexibilizer; 5 parts of dicyandiamides; 0.4 part of imidazoles;
20 parts of dimethyl formamides (DMF); 17 parts in acetone; 9 parts of silicon powders;
4 parts of molybdenum bisuphide.
(two) shape of carbon fiber scraper is constructed as follows:
The carbon fiber scraper that adopts above-mentioned base material to make, its shape size dimension is as follows:
Put the first edge on a knife or a pair of scissors in the one or both sides of the scraper end A that puts the first edge on a knife or a pair of scissors along its length, cutting edge requires and horizontal sextant angle is 25 degree;
Blade thickness is 2mm.; The scraper width is 76mm; Scraper length is 100 centimeters.
This scraper is that link B is with the copper rivet riveted joint or installs butterfly sheet riveting copper rivet additional in order to connect knife rest at the other end that does not put the first edge on a knife or a pair of scissors.The copper rivet of riveted joint, its rivet pitch is 300mm, rivet length is 8mm; The riveting copper rivet connects if install additional behind the butterfly sheet again, and then the spacing of butterfly sheet is 300mm, and butterfly sheet thickness is 2.5mm.
Embodiment 2
(one), the manufacture method of carbon fiber scraper, its step is as follows:
(1), the preparation of carbon fiber scraper base material: carbon fiber scraper base material mainly is to bond formulated by carbon cloth, glass fabric through binding agent, this agent bonding is a liquid resin glue, be to add following other component to make in the novolac epoxy resin NPPN638S of 100 parts of parts by weight, the parts by weight of other component are as follows:
30 parts of novolac epoxy resin flexibilizer; 6 parts of dicyandiamides; 0.5 part of imidazoles;
23 parts of dimethyl formamides (DMF); 18 parts in acetone; 10 parts of silicon powders;
5 parts of molybdenum bisuphide.
(2), with carbon cloth, the pre-impregnation of glass fabric, branch sanction, stone, intensification cure under pressure.Specifically be exactly to use the liquid resin glue for preparing through the high temperature gluing carbon cloth, glass fabric, use carbon cloth according to blade surface two-layer (being each one deck of upper and lower surface) then, other uses the requirement of glass fabric, in layer complete, put into press press curing after press is heated pressurization and become sheet material, then this sheet material is carried out itemize, grinds, puts the first edge on a knife or a pair of scissors, an end that is putting the first edge on a knife or a pair of scissors, its blade angle α (being cutting edge and horizontal sextant angle) is 35 degree, open U type groove at the other end (end that does not promptly put the first edge on a knife or a pair of scissors) of scraper then, see shown in Figure 4.
Wherein, described intensification cure under pressure, its intensification is progressively to heat from low to high, the highlyest is added to 280 degree Celsius, and its pressurization is progressively to pressurize from low to high, and the highest unit square that is pressurized to centimetre is 90 kilograms, carries out press curing with this.
(two) shape of carbon fiber scraper is constructed as follows:
The carbon fiber scraper that adopts above-mentioned base material to make, its shape size dimension is as follows:
Put the first edge on a knife or a pair of scissors in the one or both sides of the scraper end A that puts the first edge on a knife or a pair of scissors along its length, cutting edge requires and horizontal sextant angle is 35 degree;
Blade thickness is 3mm.; The scraper width is 80mm; Scraper length is 200 centimeters.
This scraper is link B at the other end that does not put the first edge on a knife or a pair of scissors, and is out that U type groove is in order to connect knife rest.The concrete size of this U type groove is as follows: U type slot pitch is from 10 centimeters, and U type groove depth is 3 centimeters, and U type well width is 100mm.
Embodiment 3
(one), the manufacture method of carbon fiber scraper, its step is as follows:
(1), the preparation of carbon fiber scraper base material: carbon fiber scraper base material mainly is to bond formulated by carbon cloth, glass fabric through binding agent, this agent bonding is a liquid resin glue, be to add following other component to make in the novolac epoxy resin KEF-1138 of 100 parts of parts by weight, the parts by weight of other component are as follows:
33 parts of novolac epoxy resin flexibilizer; 5 parts of dicyandiamides; 0.6 part of imidazoles;
22 parts of dimethyl formamides (DMF); 20 parts in acetone; 11 parts of silicon powders;
6 parts of molybdenum bisuphide.
(2), with carbon cloth, the pre-impregnation of glass fabric, branch sanction, stone, intensification cure under pressure.Specifically be exactly with carbon cloth, glass fabric uses the liquid resin glue for preparing through the high temperature gluing, (promptly go up for four layers according to blade surface then, each is two-layer for lower surface) use carbon cloth, other uses the requirement of glass fabric, in layer complete, put into press press curing after press is heated pressurization and become sheet material, then this sheet material is carried out itemize, grind, put the first edge on a knife or a pair of scissors, the blade angle α that puts the first edge on a knife or a pair of scissors makes (present embodiment is 35 degree) according to customer requirement, mill step surface at the opposite side that puts the first edge on a knife or a pair of scissors (end that does not promptly put the first edge on a knife or a pair of scissors) then, if step surface is milled in end face or bottom surface at link B, as Fig. 5 a, shown in Fig. 5 b, if step surface is all milled in end face and bottom surface at link B, shown in Fig. 5 c.
Wherein, described intensification cure under pressure, its intensification is progressively to heat from low to high, the highlyest is added to 280 degree Celsius, and its pressurization is progressively to pressurize from low to high, and the highest unit square that is pressurized to centimetre is 90 kilograms, carries out press curing with this.
(two) shape of carbon fiber scraper is constructed as follows:
(1) the carbon fiber scraper that adopts above-mentioned base material to make, its shape size dimension is as follows:
Put the first edge on a knife or a pair of scissors in the one or both sides of the scraper end A that puts the first edge on a knife or a pair of scissors along its length, cutting edge requires and horizontal sextant angle is 35 degree;
Blade thickness is 2.5mm.; The scraper width is 90mm; Scraper length is 250 centimeters.
This scraper is that link is to mill the step surface form in order to connect knife rest at the other end that does not put the first edge on a knife or a pair of scissors.This step surface can be arranged on the end face or the bottom surface of link, and the width of step surface is 2cm, and the height of step surface is 1/3rd of a blade thickness.
Claims (7)
1. a carbon fiber scraper is to be added glass fabric or with carbon cloth internal layer glass fabric plus silicon carbide layer cloth or the beautiful layer of zirconium steel cloth, bondd formulated through binding agent by carbon cloth or carbon cloth; It is characterized in that: its shape is constructed as follows:
This scraper end that puts the first edge on a knife or a pair of scissors along its length puts the first edge on a knife or a pair of scissors, and cutting edge requires and horizontal sextant angle is the 20-60 degree;
Blade thickness is 1.5-5mm.; The scraper width is 76-200mm; Scraper length is 1-50 rice;
This scraper is a link at the other end that does not put the first edge on a knife or a pair of scissors, in order to connect knife rest.
2. carbon fiber scraper according to claim 1 is characterized in that: this link is with opening U type groove pattern in order to be connected with knife rest.
3. carbon fiber scraper according to claim 1 is characterized in that: this link is connected with knife rest with rivet.
4. carbon fiber scraper according to claim 1 is characterized in that: this link is connected with knife rest with rivet after installing the butterfly sheet additional.
5. carbon fiber scraper according to claim 1 is characterized in that: this link is connected with knife rest with milling the step surface pattern, and this step surface is arranged on the end face of link, and the height of step surface is 1/3rd of a blade thickness.
6. carbon fiber scraper according to claim 1 is characterized in that: this link is connected with knife rest with milling the step surface pattern, and this step surface is arranged on the bottom surface of link, and the height of step surface is 1/3rd of a blade thickness.
7. carbon fiber scraper according to claim 1 is characterized in that: this link is connected with knife rest with milling the step surface pattern, and this step surface is arranged on the end face and the bottom surface of link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120053201XU CN202081339U (en) | 2011-03-02 | 2011-03-02 | Carbon fiber scraper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120053201XU CN202081339U (en) | 2011-03-02 | 2011-03-02 | Carbon fiber scraper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202081339U true CN202081339U (en) | 2011-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120053201XU Expired - Fee Related CN202081339U (en) | 2011-03-02 | 2011-03-02 | Carbon fiber scraper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202081339U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113260761A (en) * | 2018-08-31 | 2021-08-13 | 卡丹特公司 | Doctor blade with polymeric holding means, doctor blade holder comprising such a doctor blade and method for providing holding means on a doctor blade |
-
2011
- 2011-03-02 CN CN201120053201XU patent/CN202081339U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113260761A (en) * | 2018-08-31 | 2021-08-13 | 卡丹特公司 | Doctor blade with polymeric holding means, doctor blade holder comprising such a doctor blade and method for providing holding means on a doctor blade |
| CN113260761B (en) * | 2018-08-31 | 2024-01-23 | 卡丹特公司 | Doctor blade with a holding device, doctor blade holder and method for providing a holding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hebei Shizuoka composite material Co., Ltd. Assignor: Peng Junchao Contract record no.: 2012130000046 Denomination of utility model: Carbon fiber scraper and manufacturing method thereof Granted publication date: 20111221 License type: Exclusive License Record date: 20120416 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111221 Termination date: 20140302 |