CN107550124A - A kind of sponges spring mattress manufacture method - Google Patents

A kind of sponges spring mattress manufacture method Download PDF

Info

Publication number
CN107550124A
CN107550124A CN201710799953.2A CN201710799953A CN107550124A CN 107550124 A CN107550124 A CN 107550124A CN 201710799953 A CN201710799953 A CN 201710799953A CN 107550124 A CN107550124 A CN 107550124A
Authority
CN
China
Prior art keywords
spring
thick embryo
sponge
sponges
manufacture method
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
Application number
CN201710799953.2A
Other languages
Chinese (zh)
Inventor
不公告发明人
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nantong Tonglain Sponge Plastic Co Ltd
Original Assignee
Nantong Tonglain Sponge Plastic Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nantong Tonglain Sponge Plastic Co Ltd filed Critical Nantong Tonglain Sponge Plastic Co Ltd
Priority to CN201710799953.2A priority Critical patent/CN107550124A/en
Publication of CN107550124A publication Critical patent/CN107550124A/en
Pending legal-status Critical Current

Links

Landscapes

  • Springs (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)

Abstract

The invention discloses a kind of sponges spring mattress manufacture method, comprise the following steps:S1:The first raised sponge side plate, two drives raised the second sponge side plate, feature board and sponge surface layers is driven to be ready to bottom plate, two, S2:Two described in S1 drive the first raised sponge side plate and two the second raised sponge side plates of drive to carry out being assembled into a sponge framework, and sponge framework are installed on to the top of bottom plate.Spring used in the present invention has stronger compressive property, is not easy to be damaged so that the spring in sponge spring bed can use longer time.

Description

A kind of sponges spring mattress manufacture method
Technical field
The present invention relates to sponges spring mattress manufacturing technology field, more particularly to a kind of sponges spring mattress manufacture method.
Background technology
As the improvement of people's living standards, also more and more higher, sponges spring mattress have for requirement of the people to quality of the life There is the advantages of preferable elasticity, support is relatively strong, gas permeability is stronger and durable, sponges spring mattress is very popular, sea Continuous sping mattress is made up of sponge framework, bottom plate, spring, feature board and sponge surface layer, due in sponges spring mattress The compressive property of spring is poor so that and user has to often change the spring in sponges spring mattress, and then to use The use at family brings inconvenience.
The content of the invention
Based on technical problem existing for background technology, the present invention proposes a kind of sponges spring mattress manufacture method.
A kind of sponges spring mattress manufacture method proposed by the present invention, comprises the following steps:
S1:Bottom plate, two are driven into the second raised sponge side plate of the first raised sponge side plate, two drives, work( Energy plate and sponge surface layer are ready to;
S2:Two described in S1 drive the first raised sponge side plate and two the second raised sponge side plates of drive to enter Row is assembled into a sponge framework, and sponge framework is installed on to the top of bottom plate;
S3:The raw material being ready to required for spring, its chemical element mass percent are:C:0.45-0.65%, Si: 1.3-2.6%, P:0.015-0.025%, S:0.01-0.02%, Cr:0.60-1.40%, Nb:0.02-0.3%, V:0.08- 0.20%th, Mn:0.4-1.6%, Cu:0.20-1.0%, Nb:0.01-0.2%, N:0.002-0.008%, O:0.0007- 0.013%th, surplus is Fe and other inevitable impurity;
S4:Raw material described in S3 is passed through in high temperature furnace, and the temperature setting of high temperature furnace is 2500-3500 DEG C, high temperature furnace Pressure is arranged to 2-3KPa, and raw material places 3-5h inside high temperature furnace, obtains mixed serum;
S5:Mixed serum is passed through in spring forming equipment by the high temperature furnace described in S4, obtains the thick embryo of spring;
S6:The thick embryo of spring described in S5 is put into cooling device, and cooling device is with 50-80 DEG C/min speed to spring Thick embryo is cooled down, until the surface temperature of the thick embryo of spring reaches room temperature;
S7:The thick embryo of spring described in S6 is put into roasting plant, and roasting plant is to the surface of the thick embryo of spring with 15-30 DEG C/min speed toasted, until the surface temperature of the thick embryo of spring reaches 200-220 DEG C;
S8:The thick embryo of spring is transported in spraying equipment by the roasting plant described in S7 using conveying equipment, spraying equipment Carry out spraying the mixed solvent of diamond dust and carborundum on the thick embryo of spring;
S9:The thick embryo of spring after spraying is transported in curing room by the spraying equipment described in S8 using conveying equipment, Gu Change room to solidify the mixed solvent on the thick embryo of spring;
S10:The thick embryo of spring after solidification is placed again into cooling device by the curing room described in S9, cooling device with 20-30 DEG C/min speed cools down to the thick embryo of spring, until 10 degrees Celsius of the temperature arrival of the thick embryo of spring, obtains spring;
S11:Multiple springs described in S10 are equidistantly installed on the top of bottom plate, are fixed with the top of multiple springs Same feature board, and feature board is connected with corresponding projection, sponge surface layer are installed on the top of feature board, and with it is corresponding Projection is connected.
Preferably, in the S2, the junction of sponge framework and bottom plate is filled with glue.
Preferably, in the S4, high temperature furnace is internally provided with firing equipment, and firing equipment is electric heating tube.
Preferably, in the S5, spring forming equipment is spring forming machine.
Preferably, in the S6 and S10, cooling device is cooling tower.
Preferably, in the S7, roasting plant is spring roasting plant.
Preferably, in the S8, spraying equipment is provided with spray gun, and spray gun is used for the mixing of diamond dust and carborundum Solvent is sprayed on the thick embryo of spring.
Beneficial effects of the present invention:
1st, the spring used in foam-rubber cushion spring mattress bed is made up of the mixed solvent after the thick embryo of spring and solidification, the thick embryo of spring Be by C, Si, P, the element such as Cr, Nb, V, Mn, Cu, Nb, N and O pass through high temperature furnace, spring forming equipment and cooling device successively It is processed to obtain so that the thick embryo of spring in spring has stronger compressive property;
2nd, the thick embryo of spring in spring is also added by roasting plant, spraying equipment, curing room and cooling device successively Work, the outside of the thick embryo of spring can be coated with the mixed solvent after solidification, enhance the compressive property of spring, and then sponge bullet again Spring in spring bed is not easy to be damaged;
Spring used in the present invention has stronger compressive property, is not easy to be damaged so that in sponge spring bed Spring can use longer time.
Brief description of the drawings
Fig. 1 is a kind of structural representation of sponges spring mattress manufacture method proposed by the present invention;
Fig. 2 is that a kind of the second sponge side plate of sponges spring mattress manufacture method proposed by the present invention is in non-installment state Structural representation;
Fig. 3 is a kind of structural representation of the first sponge side plate of sponges spring mattress manufacture method proposed by the present invention;
Fig. 4 is a kind of structural representation of the second sponge side plate of sponges spring mattress manufacture method proposed by the present invention.
In figure:1 bottom plate, 2 first sponge side plates, 3 second sponge side plates, 4 projections, 5 springs, 6 feature boards, 7 spongy surfaces Layer.
Embodiment
The present invention is made with reference to specific embodiment further to explain.
Embodiment one
With reference to figure 1-4, a kind of sponges spring mattress manufacture method is proposed in the present embodiment, is comprised the following steps:
S1:By 1, two 2, two the second sponge side plate for driving projection 4 of the first sponge side plate for driving projection 4 of bottom plate 3rd, feature board 6 and sponge surface layer 7 are ready to;
S2:Two the first sponge side plates 2 for driving projection 4 and two the second sponge sides for driving projection 4 described in S1 Plate 3 is carried out being assembled into a sponge framework, and sponge framework is installed on to the top of bottom plate 1;
S3:The raw material being ready to required for spring 5, its chemical element mass percent are:C:0.45%th, Si:1.3%th, P:0.015%th, S:0.01%th, Cr:0.60%th, Nb:0.02%th, V:0.08%th, Mn:0.4%th, Cu:0.20%th, Nb:0.01%th, N:0.002%th, O:0.0007%th, surplus is Fe and other inevitable impurity;
S4:Raw material described in S3 is passed through in high temperature furnace, and the temperature setting of high temperature furnace is 2500 DEG C, and the pressure of high temperature furnace is set 2KPa is set to, raw material places 3h inside high temperature furnace, obtains mixed serum;
S5:Mixed serum is passed through in spring forming equipment by the high temperature furnace described in S4, obtains the thick embryo of spring;
S6:The thick embryo of spring described in S5 is put into cooling device, and cooling device is thick to spring with 50 DEG C/min speed Embryo is cooled down, until the surface temperature of the thick embryo of spring reaches room temperature;
S7:The thick embryo of spring described in S6 is put into roasting plant, roasting plant to the surface of the thick embryo of spring with 15 DEG C/ Min speed is toasted, until the surface temperature of the thick embryo of spring reaches 200 DEG C;
S8:The thick embryo of spring is transported in spraying equipment by the roasting plant described in S7 using conveying equipment, spraying equipment Carry out spraying the mixed solvent of diamond dust and carborundum on the thick embryo of spring;
S9:The thick embryo of spring after spraying is transported in curing room by the spraying equipment described in S8 using conveying equipment, Gu Change room to solidify the mixed solvent on the thick embryo of spring;
S10:The thick embryo of spring after solidification is placed again into cooling device by the curing room described in S9, and cooling device is with 20 DEG C/min speed cools down to the thick embryo of spring, until the temperature of the thick embryo of spring reaches 10 degrees Celsius, obtain spring 5;
S11:Multiple springs 5 described in S10 are equidistantly installed on the top of bottom plate 1, and the top of multiple springs 5 is fixed There is same feature board 6, and feature board 6 is connected with corresponding raised 4, sponge surface layer 7 is installed on the top of feature board 6, and It is connected with corresponding raised 4.
Embodiment two
With reference to figure 1-4, a kind of sponges spring mattress manufacture method is proposed in the present embodiment, is comprised the following steps:
S1:By 1, two 2, two the second sponge side plate for driving projection 4 of the first sponge side plate for driving projection 4 of bottom plate 3rd, feature board 6 and sponge surface layer 7 are ready to;
S2:Two the first sponge side plates 2 for driving projection 4 and two the second sponge sides for driving projection 4 described in S1 Plate 3 is carried out being assembled into a sponge framework, and sponge framework is installed on to the top of bottom plate 1;
S3:The raw material being ready to required for spring 5, its chemical element mass percent are:C:0.55%th, Si:1.95%th, P:0.02%th, S:0.015%th, Cr:1.0%th, Nb:0.16%th, V:0.14%th, Mn:1.0%th, Cu:0.6%th, Nb:0.1%th, N: 0.005%th, O:0.001%th, surplus is Fe and other inevitable impurity;
S4:Raw material described in S3 is passed through in high temperature furnace, and the temperature setting of high temperature furnace is 3000 DEG C, and the pressure of high temperature furnace is set 2.5KPa is set to, raw material places 4h inside high temperature furnace, obtains mixed serum;
S5:Mixed serum is passed through in spring forming equipment by the high temperature furnace described in S4, obtains the thick embryo of spring;
S6:The thick embryo of spring described in S5 is put into cooling device, and cooling device is thick to spring with 65 DEG C/min speed Embryo is cooled down, until the surface temperature of the thick embryo of spring reaches room temperature;
S7:The thick embryo of spring described in S6 is put into roasting plant, roasting plant to the surface of the thick embryo of spring with 22.5 DEG C/ Min speed is toasted, until the surface temperature of the thick embryo of spring reaches 210 DEG C;
S8:The thick embryo of spring is transported in spraying equipment by the roasting plant described in S7 using conveying equipment, spraying equipment Carry out spraying the mixed solvent of diamond dust and carborundum on the thick embryo of spring;
S9:The thick embryo of spring after spraying is transported in curing room by the spraying equipment described in S8 using conveying equipment, Gu Change room to solidify the mixed solvent on the thick embryo of spring;
S10:The thick embryo of spring after solidification is placed again into cooling device by the curing room described in S9, and cooling device is with 25 DEG C/min speed cools down to the thick embryo of spring, until the temperature of the thick embryo of spring reaches 10 degrees Celsius, obtain spring 5;
S11:Multiple springs 5 described in S10 are equidistantly installed on the top of bottom plate 1, and the top of multiple springs 5 is fixed There is same feature board 6, and feature board 6 is connected with corresponding raised 4, sponge surface layer 7 is installed on the top of feature board 6, and It is connected with corresponding raised 4.
Embodiment three
With reference to figure 1-4, a kind of sponges spring mattress manufacture method is proposed in the present embodiment, is comprised the following steps:
S1:By 1, two 2, two the second sponge side plate for driving projection 4 of the first sponge side plate for driving projection 4 of bottom plate 3rd, feature board 6 and sponge surface layer 7 are ready to;
S2:Two the first sponge side plates 2 for driving projection 4 and two the second sponge sides for driving projection 4 described in S1 Plate 3 is carried out being assembled into a sponge framework, and sponge framework is installed on to the top of bottom plate 1;
S3:The raw material being ready to required for spring 5, its chemical element mass percent are:C:0.65%th, Si:2.6%th, P:0.025%th, S:0.02%th, Cr:1.40%th, Nb:0.3%th, V:0.20%th, Mn:1.6%th, Cu:1.0%th, Nb:0.2%th, N: 0.008%th, O:0.0013%th, surplus is Fe and other inevitable impurity;
S4:Raw material described in S3 is passed through in high temperature furnace, and the temperature setting of high temperature furnace is 3500 DEG C, and the pressure of high temperature furnace is set 3KPa is set to, raw material places 5h inside high temperature furnace, obtains mixed serum;
S5:Mixed serum is passed through in spring forming equipment by the high temperature furnace described in S4, obtains the thick embryo of spring;
S6:The thick embryo of spring described in S5 is put into cooling device, and cooling device is thick to spring with 80 DEG C/min speed Embryo is cooled down, until the surface temperature of the thick embryo of spring reaches room temperature;
S7:The thick embryo of spring described in S6 is put into roasting plant, roasting plant to the surface of the thick embryo of spring with 30 DEG C/ Min speed is toasted, until the surface temperature of the thick embryo of spring reaches 220 DEG C;
S8:The thick embryo of spring is transported in spraying equipment by the roasting plant described in S7 using conveying equipment, spraying equipment Carry out spraying the mixed solvent of diamond dust and carborundum on the thick embryo of spring;
S9:The thick embryo of spring after spraying is transported in curing room by the spraying equipment described in S8 using conveying equipment, Gu Change room to solidify the mixed solvent on the thick embryo of spring;
S10:The thick embryo of spring after solidification is placed again into cooling device by the curing room described in S9, and cooling device is with 30 DEG C/min speed cools down to the thick embryo of spring, until the temperature of the thick embryo of spring reaches 10 degrees Celsius, obtain spring 5;
S11:Multiple springs 5 described in S10 are equidistantly installed on the top of bottom plate 1, and the top of multiple springs 5 is fixed There is same feature board 6, and feature board 6 is connected with corresponding raised 4, sponge surface layer 7 is installed on the top of feature board 6, and It is connected with corresponding raised 4.
In the present embodiment, in S2, the junction of sponge framework and bottom plate 1 is filled with glue, in S4, the inside of high temperature furnace It is provided with firing equipment, firing equipment is electric heating tube, and in S5, spring forming equipment is spring forming machine, cold in S6 and S10 But device is cooling tower, and in S7, roasting plant is spring roasting plant, and in S8, spraying equipment is provided with spray gun, and spray gun is used In the mixed solvent of diamond dust and carborundum is sprayed on the thick embryo of spring, the spring 5 used in foam-rubber cushion spring mattress bed is by bullet Mixed solvent composition after the thick embryo of spring and solidification, the thick embryo of spring be by C, Si, P, the element such as Cr, Nb, V, Mn, Cu, Nb, N and O Be processed to obtain by high temperature furnace, spring forming equipment and cooling device successively so that the thick embryo of spring in spring 5 have compared with Strong compressive property, the thick embryo of spring in spring 5 also enter by roasting plant, spraying equipment, curing room and cooling device successively Row processing, the outside of the thick embryo of spring can be coated with the mixed solvent after solidification, enhance the compressive property of spring 5 again, and then Spring 5 in sponge spring bed is not easy to be damaged, the present invention used in spring 5 there is stronger compressive property, be not easy by Damage so that the spring 5 in sponge spring bed can use longer time.
Contrast conventional sponges spring mattress and the sponges spring mattress of embodiment one to three, the sponge of embodiment one to three The raising percentage such as following table of sping mattress:
From above table, the usage time and compressive property of sponges spring mattress proposed by the present invention are respectively provided with substantially Improve, and it is most preferred embodiment to implement three.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, Any one skilled in the art the invention discloses technical scope in, technique according to the invention scheme and its Inventive concept is subject to equivalent substitution or change, should all be included within the scope of the present invention.

Claims (7)

1. a kind of sponges spring mattress manufacture method, it is characterised in that comprise the following steps:
S1:Bottom plate (1), two are driven into the first sponge side plate (2) of raised (4), two the second sponges for driving raised (4) Side plate (3), feature board (6) and sponge surface layer (7) are ready to;
S2:Two the first sponge side plates (2) for driving raised (4) and two the second sponges for driving raised (4) described in S1 Side plate (3) is carried out being assembled into a sponge framework, and sponge framework is installed on to the top of bottom plate (1);
S3:The raw material being ready to required for spring (5), its chemical element mass percent are:C:0.45-0.65%, Si:1.3- 2.6%th, P:0.015-0.025%, S:0.01-0.02%, Cr:0.60-1.40%, Nb:0.02-0.3%, V:0.08- 0.20%th, Mn:0.4-1.6%, Cu:0.20-1.0%, Nb:0.01-0.2%, N:0.002-0.008%, O:0.0007- 0.013%th, surplus is Fe and other inevitable impurity;
S4:Raw material described in S3 is passed through in high temperature furnace, and the temperature setting of high temperature furnace is 2500-3500 DEG C, the pressure of high temperature furnace 2-3KPa is arranged to, raw material places 3-5h inside high temperature furnace, obtains mixed serum;
S5:Mixed serum is passed through in spring forming equipment by the high temperature furnace described in S4, obtains the thick embryo of spring;
S6:The thick embryo of spring described in S5 is put into cooling device, and cooling device is with 50-80 DEG C/min speed to the thick embryo of spring Cooled down, until the surface temperature of the thick embryo of spring reaches room temperature;
S7:The thick embryo of spring described in S6 is put into roasting plant, and roasting plant is to the surface of the thick embryo of spring with 15-30 DEG C/min Speed toasted, until the thick embryo of spring surface temperature reach 200-220 DEG C;
S8:The thick embryo of spring is transported in spraying equipment by the roasting plant described in S7 using conveying equipment, and spraying equipment is in bullet Carry out spraying the mixed solvent of diamond dust and carborundum on the thick embryo of spring;
S9:The thick embryo of spring after spraying is transported in curing room by the spraying equipment described in S8 using conveying equipment, curing room Mixed solvent on the thick embryo of spring is solidified;
S10:The thick embryo of spring after solidification is placed again into cooling device by the curing room described in S9, and cooling device is with 20-30 DEG C/min speed cools down to the thick embryo of spring, until the temperature of the thick embryo of spring reaches 10 degrees Celsius, obtain spring (5);
S11:Multiple springs (5) described in S10 are equidistantly installed on the top of bottom plate (1), and the top of multiple springs (5) is consolidated Surely there is same feature board (6), and feature board (6) is connected with corresponding raised (4), sponge surface layer (7) is installed on feature board (6) top, and be connected with corresponding raised (4).
A kind of 2. sponges spring mattress manufacture method according to claim 1, it is characterised in that in the S2, sponge frame The junction of frame and bottom plate (1) is filled with glue.
A kind of 3. sponges spring mattress manufacture method according to claim 1, it is characterised in that in the S4, high temperature furnace Be internally provided with firing equipment, firing equipment is electric heating tube.
A kind of 4. sponges spring mattress manufacture method according to claim 1, it is characterised in that in the S5, spring into Type equipment is spring forming machine.
5. a kind of sponges spring mattress manufacture method according to claim 1, it is characterised in that cold in the S6 and S10 But device is cooling tower.
6. a kind of sponges spring mattress manufacture method according to claim 1, it is characterised in that in the S7, baking is set Standby is spring roasting plant.
7. a kind of sponges spring mattress manufacture method according to claim 1, it is characterised in that in the S8, spraying is set Standby to be provided with spray gun, spray gun is used to the mixed solvent of diamond dust and carborundum spraying to the thick embryo of spring.
CN201710799953.2A 2017-09-07 2017-09-07 A kind of sponges spring mattress manufacture method Pending CN107550124A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710799953.2A CN107550124A (en) 2017-09-07 2017-09-07 A kind of sponges spring mattress manufacture method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710799953.2A CN107550124A (en) 2017-09-07 2017-09-07 A kind of sponges spring mattress manufacture method

Publications (1)

Publication Number Publication Date
CN107550124A true CN107550124A (en) 2018-01-09

Family

ID=60979516

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710799953.2A Pending CN107550124A (en) 2017-09-07 2017-09-07 A kind of sponges spring mattress manufacture method

Country Status (1)

Country Link
CN (1) CN107550124A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101400818A (en) * 2005-12-15 2009-04-01 株式会社神户制钢所 Spring steel, method for producing a spring using said steel and a spring made from such steel
CN202173092U (en) * 2011-08-19 2012-03-28 万隆鑫 Spring mattress
CN103352946A (en) * 2013-07-04 2013-10-16 昆山杰升精密五金有限公司 Compression spring
CN105231716A (en) * 2015-10-30 2016-01-13 江苏恒康家居科技股份有限公司 Manufacturing method of sponge-spring mattress
CN106232849A (en) * 2014-04-23 2016-12-14 新日铁住金株式会社 Spring steel and manufacture method thereof
CN106282807A (en) * 2016-08-17 2017-01-04 安徽红桥金属制造有限公司 A kind of high-carbon hot rolling spring steel plate and process technique thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101400818A (en) * 2005-12-15 2009-04-01 株式会社神户制钢所 Spring steel, method for producing a spring using said steel and a spring made from such steel
CN202173092U (en) * 2011-08-19 2012-03-28 万隆鑫 Spring mattress
CN103352946A (en) * 2013-07-04 2013-10-16 昆山杰升精密五金有限公司 Compression spring
CN106232849A (en) * 2014-04-23 2016-12-14 新日铁住金株式会社 Spring steel and manufacture method thereof
CN105231716A (en) * 2015-10-30 2016-01-13 江苏恒康家居科技股份有限公司 Manufacturing method of sponge-spring mattress
CN106282807A (en) * 2016-08-17 2017-01-04 安徽红桥金属制造有限公司 A kind of high-carbon hot rolling spring steel plate and process technique thereof

Similar Documents

Publication Publication Date Title
CN104392837B (en) production method of manganese-zinc ferrite magnetic core
CN107573049A (en) A kind of high Bs soft magnetic ferrites of ultra-low loss and preparation method
CN104072158A (en) Aluminum nitride sintering auxiliary agent and preparation method thereof as well as preparation method of aluminum nitride ceramic substrate
CN102941730B (en) Ultrathin piezoelectric ceramic green compact diaphragm lamination sintering is every stick and painting method thereof
CN105161279A (en) Production process of wireless-charging magnetic sheet
CN107550124A (en) A kind of sponges spring mattress manufacture method
CN104817317A (en) Good-flexibility nonperishable soft-magnetic ferrite material and preparation method thereof
CN104108927A (en) A low-loss manganese zinc ferrite material and a preparing method thereof
CN103625082B (en) Elevator car buffer made of foamed aluminium and manufacturing method thereof
CN104862692B (en) A kind of low breathing runner plate of anti-depression
CN103382102A (en) Low-temperature-sintered nickel-zinc-copper soft magnetic ferrite material and preparation method thereof
CN108922767A (en) The sintering process of magnetic core
CN111844963A (en) Heat-resistant and temperature-resistant elastic rubber mat made of copper-clad plate laminated composite material and manufacturing method thereof
CN109575828A (en) Heat resistant type foam double-faced adhesive band and preparation method thereof
CN207359797U (en) A kind of production equipment of environment-friendly waterproof plate
CN207154958U (en) A kind of FPC backing plates effectively to increase the service life
WO2019135180A3 (en) Polishing sheet and polishing method
CN113121215B (en) Lead-free piezoelectric ceramic, atomizing sheet and preparation method
CN104108925A (en) A preparing method of a high-frequency manganese zinc ferrite material
CN210848240U (en) Ingot casting device for metal processing with good heating effect
CN109011358B (en) Running board capable of actively releasing negative oxygen ions and manufacturing method thereof
CN103826425A (en) High-heat-conductivity foam gasket as well as preparation method and applications thereof
CN202138059U (en) Baking frame
CN206853960U (en) A kind of crucible spraying equipment
CN204977788U (en) Make printing glass can carry out secondary operation and will never fade dark processingequipment of pattern

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication
RJ01 Rejection of invention patent application after publication

Application publication date: 20180109