CN110590402A - Combined quenching equipment for producing epoxy ceramic tubes - Google Patents

Combined quenching equipment for producing epoxy ceramic tubes Download PDF

Info

Publication number
CN110590402A
CN110590402A CN201911008873.6A CN201911008873A CN110590402A CN 110590402 A CN110590402 A CN 110590402A CN 201911008873 A CN201911008873 A CN 201911008873A CN 110590402 A CN110590402 A CN 110590402A
Authority
CN
China
Prior art keywords
fixedly connected
driving motor
quenching
gear
plate
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
CN201911008873.6A
Other languages
Chinese (zh)
Inventor
顾正源
刘蕊
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.)
Jingmen Zhengyuan Guanghua Pipe Industry Co Ltd
Original Assignee
Jingmen Zhengyuan Guanghua Pipe Industry 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 Jingmen Zhengyuan Guanghua Pipe Industry Co Ltd filed Critical Jingmen Zhengyuan Guanghua Pipe Industry Co Ltd
Priority to CN201911008873.6A priority Critical patent/CN110590402A/en
Publication of CN110590402A publication Critical patent/CN110590402A/en
Pending legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/0072Heat treatment
    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/80After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Heat Treatment Of Articles (AREA)

Abstract

The invention relates to the technical field of quenching equipment, and discloses combined quenching equipment for producing an epoxy ceramic tube, which comprises a bottom plate, wherein two supporting plates are fixedly connected to the upper surface of the bottom plate, the upper ends of the two supporting plates are fixedly connected with the same quenching machine, the upper surface of the bottom plate is fixedly connected with two connecting plates, the upper ends of the two connecting plates are fixedly connected with the same cooling box, the upper surface of the cooling box is fixedly connected with an air conditioner, an air outlet pipe of the air conditioner penetrates through the upper side wall of the cooling box and is fixedly communicated with an air injection pipe, the pipe wall of the air injection pipe is connected with a plurality of injection heads, openings are formed in the two ends of the quenching machine and the cooling box, a door is connected to the openings through an opening. The invention effectively avoids the problems that the ceramic tube is poor in cooling effect in the quenching machine, and more energy is wasted by re-heating the quenching machine.

Description

Combined quenching equipment for producing epoxy ceramic tubes
Technical Field
The invention relates to the technical field of quenching equipment, in particular to combined quenching equipment for producing an epoxy ceramic tube.
Background
The ceramic is made up by using natural clay and various natural minerals as main raw materials through the processes of pulverizing, mixing, forming and calcining, and its main raw material is silicate mineral (clay, quartz, etc.) belonging to the field of silicate industry.
The ceramic needs to be quenched in the production process to change the internal structure of the ceramic, when the ceramic is quenched by the existing combined quenching equipment for producing the epoxy ceramic tubes, the ceramic tubes are placed in a quenching machine, when the ceramic tubes reach a certain temperature, cold air is sprayed into the quenching machine to cool the ceramic tubes, so that the temperature in the quenching machine is also lowered, when another batch of ceramic tubes need to be quenched, the temperature of the quenching machine needs to be raised again, the ceramic tubes in the quenching machine are poor in cooling effect, and more energy is wasted when the quenching machine is raised again.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, the ceramic tube is poor in cooling effect in a quenching machine, and more energy is wasted due to the fact that the quenching machine is heated again, and provides combined quenching equipment for producing an epoxy ceramic tube.
In order to achieve the purpose, the invention adopts the following technical scheme:
the combined quenching equipment for producing the epoxy ceramic tubes comprises a bottom plate, wherein two supporting plates are fixedly connected to the upper surface of the bottom plate, the upper ends of the two supporting plates are fixedly connected with the same quenching machine, the upper surface of the bottom plate is fixedly connected with two connecting plates, the upper ends of the two connecting plates are fixedly connected with the same cooling box, the upper surface of the cooling box is fixedly connected with an air conditioner, an air outlet pipe of the air conditioner penetrates through the upper side wall of the cooling box and is fixedly communicated with an air injection pipe, the pipe wall of the air injection pipe is connected with a plurality of injection heads, openings are formed in the two ends of the quenching machine and the cooling box, the openings are connected with a door through an opening and closing mechanism, a through opening is formed in the side wall;
the opening and closing mechanism comprises a guide plate fixedly connected with the side wall of the quenching machine, a guide groove with a T-shaped cross section is arranged in the guide plate, a sliding plate is connected in the guide groove in a sliding way, a fixing plate is fixedly connected on the lower surface of the sliding plate, the lower end of the fixed plate is fixedly connected with a door, the side wall of the quenching machine is symmetrically and fixedly connected with four limiting plates, the four limiting plates are respectively and rotatably connected with two reciprocating screw rods through bearings, the rod walls of the two reciprocating screw rods are both sheathed with reciprocating slide blocks in a threaded manner, the upper end of the reciprocating slide block is fixedly connected with the lower surface of the door, the side wall of the quenching machine is fixedly connected with a first driving motor, the output end of the first driving motor is fixedly connected with a driving bevel gear, and one end of the reciprocating screw rod close to the first driving motor is fixedly connected with a driven bevel gear matched with the driving bevel gear.
Preferably, the conveyer belt passes through the drive of intermittent mechanism, intermittent mechanism includes two risers, is located the right side the lateral wall fixedly connected with second driving motor of riser, second driving motor's output shaft fixedly connected with driving gear, two the riser passes through the bearing and rotates and be connected with the rotary rod, the one end of rotary rod runs through riser and fixedly connected with and driving gear assorted driven gear that are located the right side, the rotary rod overcoat is equipped with drive gear, the lower fixed surface of conveyer belt is connected with and drives gear assorted rack.
Preferably, a plurality of grooves are formed in the upper surface of the conveyor belt.
Preferably, a timing controller is arranged on the right side of the first driving motor and electrically connected with the first driving motor.
Preferably, the drive gear is an incomplete gear.
Compared with the prior art, the invention provides combined quenching equipment for producing an epoxy ceramic tube, which has the following beneficial effects:
1. this combination formula quenching equipment is used in production of epoxy ceramic pipe through the mechanism and the intermittent type mechanism that open and shut that set up, can accomplish the ceramic pipe that needs quench from the quenching machine and heat up, then carry to the cooler bin and cool down, accomplish the quenching, effectually avoided in the quenching machine for ceramic pipe cooling effect relatively poor, the more problem of the energy of quenching machine waste of heating up again.
And the parts not involved in the device are the same as or can be realized by adopting the prior art, so that the problems that the ceramic tube cooling effect in the quenching machine is poor, and more energy is wasted by re-heating the quenching machine are effectively solved.
Drawings
FIG. 1 is a schematic structural diagram of a combined quenching apparatus for producing an epoxy ceramic tube according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a right side view of FIG. 1;
FIG. 4 is an enlarged view of portion B of FIG. 3;
FIG. 5 is a schematic view of an intermittent mechanism in the combined quenching apparatus for producing an epoxy ceramic tube according to the present invention;
FIG. 6 is a schematic diagram showing the positional relationship between a driving gear and a conveyor belt in the combined quenching apparatus for manufacturing an epoxy ceramic tube according to the present invention;
fig. 7 is a schematic structural view of a driving gear and a driven gear of the combined quenching equipment for producing the epoxy ceramic tube.
In the figure: the quenching device comprises a base plate 1, a support plate 2, a quenching machine 3, a connecting plate 4, a cooling box 5, an air cooler 6, an air jet pipe 7, an injection head 8, an opening and closing mechanism 9, a guide plate 91, a guide groove 92, a sliding plate 93, a fixing plate 94, a limiting plate 95, a reciprocating screw rod 96, a reciprocating slide block 97, a first driving motor 98, a driving bevel gear 99, a driven bevel gear 910, a door 10, a penetrating port 11, a conveying belt 12, an intermittent mechanism 13, a vertical plate 131, a second driving motor 132, a driving gear 133, a rotating rod 134, a driven gear 135, a driving gear 136, a rack 137, a groove 14 and a timing controller 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-7, a combined quenching device for producing an epoxy ceramic tube comprises a bottom plate 1, two support plates 2 are fixedly connected to the upper surface of the bottom plate 1, the upper ends of the two support plates 2 are fixedly connected with the same quenching machine 3, the quenching machine 3 is the prior art, and details are not repeated herein, two connecting plates 4 are fixedly connected to the upper surface of the bottom plate 1, the upper ends of the two connecting plates 4 are fixedly connected with the same cooling box 5, the upper surface of the cooling box 5 is fixedly connected with an air conditioner 6, an air outlet pipe of the air conditioner 6 penetrates through the upper side wall of the cooling box 5 and is fixedly communicated with an air injection pipe 7, the pipe wall of the air injection pipe 7 is connected with a plurality of injection heads 8, openings are formed at both ends of the quenching machine 3 and the cooling box 5, a door 10 is connected to the openings through an opening and closing mechanism 9, a;
the opening and closing mechanism 9 comprises a guide plate 91 fixedly connected to the side wall of the quenching machine 3, a guide groove 92 with a T-shaped cross section is formed in the guide plate 91, a sliding plate 93 is slidably connected in the guide groove 92, a fixing plate 94 is fixedly connected to the lower surface of the sliding plate 93, the lower end of the fixing plate 94 is fixedly connected with the door 10, four limiting plates 95 are symmetrically and fixedly connected to the side wall of the quenching machine 3, the four limiting plates 95 are respectively rotatably connected with two reciprocating lead screws 96 through bearings, a reciprocating slider 97 is sleeved on the rod wall of each of the two reciprocating lead screws 96 through threads, the upper end of the reciprocating slider 97 is fixedly connected with the lower surface of the door 10, a first driving motor 98 is fixedly connected to the side wall of the quenching machine 3, a driving bevel gear 99 is fixedly connected to the output end of the first driving motor 98, and a driven bevel gear.
The conveyer belt 12 passes through intermittent mechanism 13 drive, intermittent mechanism includes two risers 131, the lateral wall fixedly connected with second driving motor 132 that is located right side riser 131, second driving motor 132's output shaft fixedly connected with driving gear 133, two risers 131 rotate through the bearing and are connected with rotary rod 134, the one end of rotary rod 134 runs through the riser 131 that is located the right side and fixedly connected with and driving gear 133 assorted driven gear 135, the rotary rod 134 overcoat is equipped with drive gear 136, the lower fixed surface of conveyer belt 12 is connected with and drive gear 136 assorted rack 137, can control the time of ceramic tube in quenching machine 3 and cooler bin 5 through intermittent mechanism 13.
A plurality of grooves 14 are formed in the upper surface of the conveying belt 12, and ceramic tubes are placed through the grooves 14, so that the ceramic tubes are more stable during conveying.
The timing controller 15 is arranged on the right side of the first driving motor 98, the timing controller 15 is electrically connected with the first driving motor 98, and the first driving motor 98 is controlled to work and stop through the timing controller 15.
The driving gear 133 is an incomplete gear, and the movement and stop of the conveyor belt 12 can be controlled by the driving gear 133 being an incomplete gear.
In the invention, when in use, the timing controller 15 starts the first driving motor 98, the first driving motor 98 drives the reciprocating screw 96 through the mutual matching of the driving bevel gear 99 and the driven bevel gear 910, the reciprocating screw 96 drives the reciprocating slide block 97 to move through the thread matching, after the reciprocating slide block 97 drives the door 10 to move to a proper position, the timing controller 15 controls the first driving motor 98 to stop working, then the second driving motor 132 is started, the second driving motor 132 drives the rotating rod 134 to rotate through the mutual matching of the driving gear 133 and the driven gear 135, the rotating rod 134 drives the driving gear 136 to rotate, the conveying belt 12 is driven to move through the mutual matching of the driving gear 136 and the rack 137, when the conveying belt 12 conveys the ceramic pipe to the quenching machine 3, the incomplete gear conveying belt 12 stops moving through the driving gear 133, at this time, the timing controller 15 controls the first driving motor 98 to work, the first driving motor 98 closes the door 10 through the reciprocating screw 96 and the reciprocating slide block 97, when the temperature of the ceramic tube reaches a set temperature, the timing controller 15 controls the first driving motor 98 to open the door 10 of the quenching machine 3 and the cooling box 5, the driving gear 133 drives the conveyor belt 12 for the incomplete gear to convey the ceramic tube from the quenching machine 3 to the cooling box 5 to complete quenching, and the problems that the ceramic tube is cooled in the quenching machine 3 poorly, and the energy source wasted by reheating the quenching machine 3 is more are effectively avoided.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (5)

1. The utility model provides a production of epoxy ceramic pipe is with combination formula quenching equipment, includes bottom plate (1), its characterized in that, the last fixed surface of bottom plate (1) is connected with two backup pads (2), two the same machine (3) that quenches of upper end fixedly connected with of backup pad (2), the last fixed surface of bottom plate (1) is connected with two connecting plates (4), two the same cooler bin (5) of upper end fixedly connected with of connecting plate (4), the last fixed surface of cooler bin (5) is connected with air cooler (6), the outlet duct of air cooler (6) runs through the last lateral wall of cooler bin (5) and fixed intercommunication has jet-propelled pipe (7), the pipe wall of jet-propelled pipe (7) is connected with a plurality of injector heads (8), the both ends of quenching machine (3) and cooler bin (5) have all been seted up the opening and the opening part is connected with door (10) through mechanism that opens and shuts (, a through hole (11) is formed in the side wall of the door (10), and a conveyor belt (12) is arranged in the through hole (11);
the opening and closing mechanism (9) comprises a guide plate (91) fixedly connected to the side wall of the quenching machine (3), a guide groove (92) with a T-shaped cross section is formed in the guide plate (91), a sliding plate (93) is connected in the guide groove (92) in a sliding manner, a fixing plate (94) is fixedly connected to the lower surface of the sliding plate (93), the lower end of the fixing plate (94) is fixedly connected with the door (10), four limiting plates (95) are symmetrically and fixedly connected to the side wall of the quenching machine (3), the four limiting plates (95) are respectively connected with two reciprocating lead screws (96) in a rotating manner through bearings, a reciprocating slide block (97) is sleeved on the rod wall of each reciprocating lead screw (96) in a threaded manner, the upper end of each reciprocating slide block (97) is fixedly connected with the lower surface of the door (10), and a first driving motor (98) is fixedly, the output end of the first driving motor (98) is fixedly connected with a driving bevel gear (99), and one end of each of the two reciprocating screw rods (96) close to the first driving motor (98) is fixedly connected with a driven bevel gear (910) matched with the driving bevel gear (99).
2. The combined quenching equipment for producing the epoxy ceramic tube as claimed in claim 1, the conveyor belt (12) is driven by an intermittent mechanism (13), the intermittent mechanism comprises two vertical plates (131), the side walls of the vertical plates (131) positioned at the right side are fixedly connected with a second driving motor (132), an output shaft of the second driving motor (132) is fixedly connected with a driving gear (133), two vertical plates (131) are rotatably connected with a rotating rod (134) through bearings, one end of the rotating rod (134) penetrates through the vertical plate (131) on the right side and is fixedly connected with a driven gear (135) matched with the driving gear (133), rotating rod (134) overcoat is equipped with drive gear (136), the lower surface fixedly connected with of conveyer belt (12) and drive gear (136) assorted rack (137).
3. The combined quenching equipment for producing the epoxy ceramic tube as claimed in claim 1, wherein the upper surface of the conveyor belt (12) is provided with a plurality of grooves (14).
4. The combined quenching equipment for producing the epoxy ceramic tubes as claimed in claim 1, wherein a timing controller (15) is arranged at the right side of the first driving motor (98), and the timing controller (15) is electrically connected with the first driving motor (98).
5. The combined quenching apparatus for producing epoxy ceramic tubes as claimed in claim 1, wherein the driving gear (133) is an incomplete gear.
CN201911008873.6A 2019-10-23 2019-10-23 Combined quenching equipment for producing epoxy ceramic tubes Pending CN110590402A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911008873.6A CN110590402A (en) 2019-10-23 2019-10-23 Combined quenching equipment for producing epoxy ceramic tubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911008873.6A CN110590402A (en) 2019-10-23 2019-10-23 Combined quenching equipment for producing epoxy ceramic tubes

Publications (1)

Publication Number Publication Date
CN110590402A true CN110590402A (en) 2019-12-20

Family

ID=68850021

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911008873.6A Pending CN110590402A (en) 2019-10-23 2019-10-23 Combined quenching equipment for producing epoxy ceramic tubes

Country Status (1)

Country Link
CN (1) CN110590402A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111618988A (en) * 2020-05-27 2020-09-04 德化县丽德家居用品有限公司 Drying treatment device for ceramic processing

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2607504A1 (en) * 2011-12-23 2013-06-26 Ipsen, Inc. Load transport mechanism for a multi-station heat treating system
CN105018692A (en) * 2015-08-11 2015-11-04 无锡乐华自动化科技有限公司 High-performance quenching automation equipment
KR101839722B1 (en) * 2017-03-13 2018-03-16 김경민 Cooling treatment system of nonferrous metal
CN108774679A (en) * 2018-07-27 2018-11-09 安庆市吉安汽车零件锻轧有限公司 A kind of efficient automatic quenching device for axial workpiece
CN208328067U (en) * 2018-04-04 2019-01-04 青岛即墨市索具有限公司 The quenching unit of mesh-belt quenching furnace
CN208346224U (en) * 2018-06-15 2019-01-08 洛阳西格马高温电炉有限公司 A kind of high temperature bottom-open type rapid quenching furnace
CN209243110U (en) * 2018-11-22 2019-08-13 济宁市景昊机械制造有限公司 A kind of mining equiment Manganese steel cast quenching unit
CN209386350U (en) * 2019-01-18 2019-09-13 盐城市锦尚机械有限公司 A kind of high airtightness desulfurization door of boiler tubing
CN211284181U (en) * 2019-10-23 2020-08-18 荆门正源光华管业有限公司 Combined quenching equipment for producing epoxy ceramic tubes

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2607504A1 (en) * 2011-12-23 2013-06-26 Ipsen, Inc. Load transport mechanism for a multi-station heat treating system
CN105018692A (en) * 2015-08-11 2015-11-04 无锡乐华自动化科技有限公司 High-performance quenching automation equipment
KR101839722B1 (en) * 2017-03-13 2018-03-16 김경민 Cooling treatment system of nonferrous metal
CN208328067U (en) * 2018-04-04 2019-01-04 青岛即墨市索具有限公司 The quenching unit of mesh-belt quenching furnace
CN208346224U (en) * 2018-06-15 2019-01-08 洛阳西格马高温电炉有限公司 A kind of high temperature bottom-open type rapid quenching furnace
CN108774679A (en) * 2018-07-27 2018-11-09 安庆市吉安汽车零件锻轧有限公司 A kind of efficient automatic quenching device for axial workpiece
CN209243110U (en) * 2018-11-22 2019-08-13 济宁市景昊机械制造有限公司 A kind of mining equiment Manganese steel cast quenching unit
CN209386350U (en) * 2019-01-18 2019-09-13 盐城市锦尚机械有限公司 A kind of high airtightness desulfurization door of boiler tubing
CN211284181U (en) * 2019-10-23 2020-08-18 荆门正源光华管业有限公司 Combined quenching equipment for producing epoxy ceramic tubes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111618988A (en) * 2020-05-27 2020-09-04 德化县丽德家居用品有限公司 Drying treatment device for ceramic processing

Similar Documents

Publication Publication Date Title
CN104139491B (en) A kind of injection moulding apparatus
CN205363519U (en) Multistation orthoscopic burnishing machine system
CN111334657B (en) Continuous steel heat treatment equipment
CN211284181U (en) Combined quenching equipment for producing epoxy ceramic tubes
CN110590402A (en) Combined quenching equipment for producing epoxy ceramic tubes
CN109160277B (en) Gypsum mould drying device for architectural design
CN219474248U (en) High-efficiency energy-saving temperature-control ceramic sintering mechanism
CN210420054U (en) Auger type quenching furnace
CN210856231U (en) A high-efficient guenching unit for aluminum alloy extruded section
CN207738837U (en) A kind of low temperature salt-bath carbo-nitriding processing unit of restricting orifice
CN110091525A (en) A kind of outer crystallization apparatus of crystalline polymeric Tetramune mould
CN115518587A (en) Ammonia synthesis catalyst electric melting test device
CN108083619A (en) A kind of numerical-control high-frequency hot-bending machine
CN210388016U (en) Automatic sleeve welding machine
CN207330732U (en) A kind of numerical-control high-frequency hot-bending machine
CN218521302U (en) Heating device of energy-saving tempering furnace
CN110642504A (en) Perpendicular drawing machine that energy-conserving effectual and stability is strong
CN218083307U (en) Glassware surface decoration firing device
CN218020078U (en) Hot melt plasticity device for purified water bucket
CN210922224U (en) Air cooling kiln chimney air supplement device
CN217764109U (en) Material turning and cooling device of spreading cooling machine
CN203919544U (en) A kind of novel dual-color air blowing injection moulding apparatus
CN205167430U (en) Hose nipple machine
CN208038795U (en) A kind of automotive cushion blanket baking box
CN220561836U (en) Ceramic tube raw material powder forming spinning machine

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
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20191220