CN106346604A - Assembly process of extrusion equipment - Google Patents
Assembly process of extrusion equipment Download PDFInfo
- Publication number
- CN106346604A CN106346604A CN201610886896.7A CN201610886896A CN106346604A CN 106346604 A CN106346604 A CN 106346604A CN 201610886896 A CN201610886896 A CN 201610886896A CN 106346604 A CN106346604 A CN 106346604A
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- CN
- China
- Prior art keywords
- packing cylinder
- cylinder
- annular
- wear
- packing
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C1/00—Apparatus or methods for obtaining or processing clay
- B28C1/10—Apparatus or methods for obtaining or processing clay for processing clay-containing substances in non-fluid condition ; Plants
- B28C1/14—Apparatus or methods for obtaining or processing clay for processing clay-containing substances in non-fluid condition ; Plants specially adapted for homogenising, comminuting or conditioning clay in non-fluid condition or for separating undesired admixtures therefrom
- B28C1/16—Apparatus or methods for obtaining or processing clay for processing clay-containing substances in non-fluid condition ; Plants specially adapted for homogenising, comminuting or conditioning clay in non-fluid condition or for separating undesired admixtures therefrom for homogenising, e.g. by mixing, kneading ; forcing through slots
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P21/00—Machines for assembling a multiplicity of different parts to compose units, with or without preceding or subsequent working of such parts, e.g. with programme control
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to an assembly process of extrusion equipment, and solves the problems of unreasonable design and the like in the prior art. The assembly process of the extrusion equipment comprises the steps: A, mounting a feeding cylinder; B, mounting an extruding cylinder; and C mounting a discharge nozzle. The assembly process of the extrusion equipment has the advantages of long service life and simple process.
Description
Technical field
The invention belongs to pug material extrusion field of mechanical technique, more particularly, to a kind of assembly technology of material extrusion equipment.
Background technology
The stirring material extrusion of pug is carried out generally by plant equipment, in order to be able to improve material extrusion efficiency and pug by after material extrusion
Uniformity, at present, existing material extrusion equipment be typically all pass through setting one packing cylinder carry out material extrusion, not only can improve crowded
The efficiency of material, but also pug can be improved by the uniformity after material extrusion.Pug is generally used for manufacturing glazed tiles, tile, fragment of brick
With floor tile etc..
But, at least there is following defect in existing material extrusion equipment: design is unreasonable, particularly the service life of packing cylinder
Shorter, result in the need for often keeping in repair or change packing cylinder, secondly, the material extrusion effect of packing cylinder or undesirable, poor practicability.
Content of the invention
The purpose of the present invention is for the problems referred to above, provides a kind of design more reasonable, long service life and material extrusion effect is good
Material extrusion equipment.
Another object of the present invention is for the problems referred to above, provides a kind of assembler of the material extrusion equipment of process is simple
Skill.
For reaching above-mentioned purpose, present invention employs following technical proposal: this material extrusion equipment includes frame, sets in frame
There is feeding cylinder, described feeding cylinder discharge end is connected with packing cylinder, and described feeding cylinder connects with packing cylinder, is provided with frame
Insert in the auger bar in described feeding cylinder and packing cylinder, auger bar and the drive mechanism phase that it can be driven to rotate
Even, it is provided with some even circumferential distributions and along the axially arranged extruding groove of packing cylinder in packing cylinder inwall, at adjacent two
It is provided with, between extruding groove, the expression lobes extending to packing cylinder axial centre, be additionally provided with packing cylinder positioned at packing cylinder discharge end
Annular protrusion and described expression lobes height is highly equal with annular protrusion, be provided with internal ring inside the feed end of packing cylinder
Shape positioning step, this equipment also includes the wear ring being arranged on annular positioning step, is provided with some energy one on wear ring
One is stuck in the wear rib in described extruding groove, and one end of wear rib is connected on wear ring, and the other end is hanging, wear rib outstanding
Dead end is resisted against inside annular protrusion, is respectively equipped with least one detent, in each extruding groove on every wear rib
It is respectively equipped with the locating piece being stuck in described detent, be provided with circumference between wear ring and annular positioning step fixed
Bit architecture, is provided with the locking mechanism for preventing described wear rib from radially-inwardly deforming upon, described on packing cylinder
The inner side of every wear rib is respectively provided with arc-shaped concave and the center of circle of described arc-shaped concave overlaps, and is provided with the discharge end of packing cylinder
Discharging gate.It is provided with feed hopper in the feed end of feeding cylinder.Discharging gate is connected with extruding grinding tool.
In above-mentioned material extrusion equipment, the described surface of annular protrusion and the surface of each expression lobes are respectively equipped with
The quenching layer of 0.4-0.8mm thickness.Flame layer thickness of quenching is 0.6mm.Quenching layer can increase the service life.
In above-mentioned material extrusion equipment, described locking mechanism include being arranged on packing cylinder and with described detent
Correspond the intercommunicating pore of connection, some the inners are additionally provided with packing cylinder and insert in described intercommunicating pore one by one and determine with described
The locking member that position block is connected.
In above-mentioned material extrusion equipment, described locking member is connected with locating piece screw thread, in outer end and the material extrusion of locking member
It is provided with locking nut between cylinder, be provided with spring pad between locking nut and the outer end of locking member.
In above-mentioned material extrusion equipment, it is convex that described circumferential positioning structure includes some arcs being arranged on wear ring one side
Rise, some arcuate grooves snapping in one by one for described arc convex are provided with annular positioning step, described arc convex
It is stuck in arcuate groove.
In above-mentioned material extrusion equipment, described expression lobes have and wherein in adjacent two arc-shaped concaves
The first inclined-plane that individual arc-shaped concave splicing is connected, and the second inclined-plane being connected with the splicing of another one arc-shaped concave, described
The width on the first inclined-plane is less than the width on the second inclined-plane.The width on the first inclined-plane is the 1/3-1/4 of the second surface width.
In above-mentioned material extrusion equipment, described packing cylinder one end has first annular flange, in packing cylinder other end tool
There is second annular flange corresponding with first annular flange, described packing cylinder, first annular flange and the second annular flange
It is connected as a single entity structure.
In above-mentioned material extrusion equipment, described drive mechanism includes motor, and described motor passes through band and turns
Dynamic structure is connected with auger bar.
In above-mentioned material extrusion equipment, between described wear rib and extruding groove, it is provided with oil-bearing structure.This oil-bearing structure bag
Include some oil storage holes being separately positioned on wear rib lateral surface, in each oil storage hole, be respectively equipped with kollag.Solid moistens
Lubrication prescription is made up of the graphite powder of oil addition.This structure can prevent the getting rusty thus leading to not easy to remove of internal structure.
The assembly technology of this material extrusion equipment comprises the steps:
A, installation feeding cylinder: feeding cylinder is fixed in frame；
B, packing cylinder is installed: upward, packing cylinder inwall is provided with some the feed end of packing cylinder is vertically fixing and packing cylinder
Even circumferential is distributed and along the axially arranged extruding groove of packing cylinder, is provided with to packing cylinder axle between two adjacent extruding grooves
The expression lobes extending to center；
By the free end radially-inwardly deformation of some wear ribs on wear ring can be made by tightening system, then make resistance to
Abrasive stick inserts in described packing cylinder and described wear rib is stuck in described extruding groove one by one, and wear ring is fixed on packing cylinder
Annular positioning step on, then make wear rib reset；
By packing cylinder horizontal positioned, then can remove tightening system, the free end of wear rib is resisted against the ring of packing cylinder
Inside shape projection, the feed end of packing cylinder is connected to the discharge end of feeding cylinder；
C, installation discharging gate: discharging gate is arranged on the discharge end of packing cylinder.
In the assembly method of above-mentioned material extrusion equipment, in above-mentioned b step, described can tightening system include between two parties
The annular seating of setting, is provided with some pull bars being connected with described wear rib one-to-one corresponding, one end of pull bar on annular seating
It is connected with wear rib by demountable structure, the other end is located on annular seating and this pull bar energy opposed annular seat moves, and is drawing
One end that bar is located on annular seating is arranged with the actuating sleeve in annular seating, and described pull bar is connected with driving external threading.
Pull bar is connected by the union joint being connected and wear rib with pull bar rotation.
Compared with prior art, it is an advantage of the current invention that: 1, design is more reasonable, long service life and improve material extrusion
Uniformity, practical and easy to utilize.2nd, structure is simple and manufacture easy to process.3rd, assembly technology is simple and is easy to
Manipulation, virtually improves packaging efficiency.
Brief description
Fig. 1 is the simplification structural representation that the present invention provides.
Fig. 2 is the structural representation after the packing cylinder assembling that the present invention provides.
Fig. 3 is the lateral cross section structural representation after the packing cylinder assembling that the present invention provides.
Fig. 4 is mplifying structure schematic diagram at a in Fig. 3.
Fig. 5 is the structural representation after Fig. 2 removes packing cylinder.
Fig. 6 be the present invention provide can tightening system structural representation.
In figure, packing cylinder 1, first annular flange 1a, the second annular flange 1b, extruding groove 11, detent 11a, extruding
Raised 12, first inclined-plane 12a, the second inclined-plane 12b, annular protrusion 13, annular positioning step 14, arcuate groove 14a, intercommunicating pore
15th, locking member 16, locking nut 17, spring pad 18, wear ring 2, arc convex 21, wear rib 3, locating piece 31, arc-shaped concave
32nd, can tightening system 4, annular seating 41, pull bar 42, actuating sleeve 43, frame 5, feeding cylinder 6, auger bar 7, discharging gate 8.
Specific embodiment
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
As Figure 1-5, this material extrusion equipment includes frame 5, is provided with feeding cylinder 6, the feed end of feeding cylinder 6 in frame 5
It is provided with hopper 61, is provided with some material toggling pawls in hopper 61, be connected with packing cylinder 1 in feeding cylinder 6 discharge end, in packing cylinder 1
Discharge end is provided with discharging gate 8, and discharging gate 8 is connected with extrusion die, and feeding cylinder 6 connects with packing cylinder 1, is provided with slotting in frame 5
Auger bar 7 in described feeding cylinder 6 and packing cylinder 1, auger bar 7 and the drive mechanism phase that it can be driven to rotate
Even, drive mechanism includes motor 71, and described motor passes through to carry rotational structure to be connected with auger bar 7.Band turns
Dynamic structure is prior art.Secondly, in packing cylinder 1 one end, there is first annular flange 1a, have and the in packing cylinder 1 other end
The second corresponding annular flange 1b of one annular flange 1a, described packing cylinder 1, first annular flange 1a and the second annular flange
1b is connected as a single entity structure.First annular flange 1a or the second annular flange 1b are provided with orientation installation gap.
It is provided with some even circumferential distributions in packing cylinder 1 inwall and along the axially arranged extruding groove 11 of packing cylinder 1, in phase
It is provided with, between two adjacent extruding grooves 11, the expression lobes 12 extending to packing cylinder 1 axial centre, in packing cylinder 1, be additionally provided with position
In packing cylinder 1 discharge end annular protrusion 13 and described expression lobes 12 height is highly equal with annular protrusion 13, in annular
Raised 13 surface and the surface of each expression lobes 12 are respectively equipped with the quenching layer of 0.4-0.8mm thickness, as the present embodiment
Optimized scheme, flame layer thickness of quenching is 0.6mm, and certainly, flame layer thickness of quenching can also be 0.5mm or 0.7mm.
It is provided with annular positioning step 14 inside the feed end of packing cylinder 1, this equipment also includes being arranged on annular calmly
Wear ring 2 on the step 14 of position, is provided with some wear ribs 3 being stuck in one by one in described extruding groove 11 on wear ring 2, resistance to
One end of abrasive stick 3 is connected on wear ring 2, and the other end is hanging, and the free end of wear rib 3 is resisted against inside annular protrusion 13,
It is respectively equipped with least one detent 11a in each extruding groove 11, every wear rib 3 is respectively equipped with described in being stuck in
Locating piece 31 in detent 11a, is provided with circumferential positioning structure between wear ring 2 and annular positioning step 14, is squeezing
Barrel 1 is provided with the locking mechanism for preventing described wear rib 3 from radially-inwardly deforming upon, in every described wear rib
3 inner side is respectively provided with arc-shaped concave 32 and the center of circle of described arc-shaped concave 32 overlaps.Set between wear rib 3 and extruding groove 11
There is oil-bearing structure.This oil-bearing structure includes some oil storage holes being separately positioned on wear rib 3 lateral surface, divides in each oil storage hole
It is not provided with kollag.Kollag is made up of the graphite powder of oil addition.This structure can prevent internal structure
Get rusty thus leading to not easy to remove.
Specifically, the locking mechanism of the present embodiment includes being arranged on packing cylinder 1 and with described detent 11a one by one
The intercommunicating pore 15 of corresponding connection, packing cylinder 1 is additionally provided with some the inner insert in one by one described in intercommunicating pore 15 and with described
The locking member 16 that locating piece 31 is connected.Secondly, locking member 16 is connected with locating piece 31 screw thread, in outer end and the material extrusion of locking member 16
It is provided with locking nut 17 between cylinder 1, be provided with spring pad 18 between the outer end of locking nut 17 and locking member 16.
Further, circumferential positioning structure includes some arc convex 21 being arranged on wear ring 2 one side, in annular positioning table
Rank 14 is provided with some arcuate groove 14a snapping in one by one for described arc convex 21, and described arc convex 21 is stuck in arc
In groove 14a.
Prioritization scheme, has and wherein in adjacent two arc-shaped concaves 32 in the expression lobes 12 of the present embodiment
The first inclined-plane 12a that individual arc-shaped concave 32 splicing is connected, and the second inclined-plane being connected with another one arc-shaped concave 32 splicing
The width of 12b, the first described inclined-plane 12a is less than the width of the second inclined-plane 12b.The width of the first inclined-plane 12a is the second inclined-plane
The 1/3-1/4 of 12b width.
As shown in figures 1 to 6,
The assembly method of this material extrusion equipment comprises the steps:
A, installation feeding cylinder: feeding cylinder 6 is fixed in frame 5；
B, packing cylinder is installed: the feed end of packing cylinder 1 is vertically fixing and packing cylinder 1 upward, if packing cylinder 1 inwall is provided with
Dry even circumferential distribution and along the axially arranged extruding groove 11 of packing cylinder 1, be provided between two adjacent extruding grooves 11 to
The expression lobes 12 that packing cylinder 1 axial centre extends；
By the free end radially-inwardly deformation of some wear ribs 3 on wear ring 2 can be made by tightening system 4, then
So that wear rib 3 is inserted in described packing cylinder 1 and described wear rib 3 is stuck in described extruding groove 11 one by one, wear ring 2 is solid
It is scheduled on the annular positioning step 14 of packing cylinder 1, so that wear rib 3 is resetted；
By packing cylinder 1 horizontal positioned, then can remove tightening system 4, the free end of wear rib 3 is resisted against packing cylinder 1
Annular protrusion 13 inside, the feed end of packing cylinder 1 is connected to the discharge end of feeding cylinder 6；
C, installation discharging gate: discharging gate is arranged on the discharge end of packing cylinder 1.
In above-mentioned b step, described can include the annular seating 41 that is centrally located, on annular seating 41 by tightening system 4
Be provided with some pull bars 42 being connected with described wear rib 3 one-to-one corresponding, one end of pull bar 42 by demountable structure with resistance to
Abrasive stick 3 is connected, and the other end is located on annular seating 41 and this pull bar 42 can move opposed annular seat 41, is located in ring in pull bar 42
One end on shape seat 41 is arranged with the actuating sleeve 43 in annular seating 41, and described pull bar 42 is connected with actuating sleeve 43 screw thread.
Specific embodiment described herein is only explanation for example to present invention spirit.The affiliated technology of the present invention is led
The technical staff in domain can be made various modifications or supplement or replaced using similar mode to described specific embodiment
Generation, but the spirit without departing from the present invention or surmount scope defined in appended claims.
Although more employing packing cylinder 1, first annular flange 1a, the second annular flange 1b, extruding groove 11 herein, determining
Position groove 11a, expression lobes 12, the first inclined-plane 12a, the second inclined-plane 12b, annular protrusion 13, annular positioning step 14, arc
Groove 14a, intercommunicating pore 15, locking member 16, locking nut 17, spring pad 18, wear ring 2, arc convex 21, wear rib 3, locating piece
31st, arc-shaped concave 32, can tightening system 4, annular seating 41, pull bar 42, actuating sleeve 43, frame 5, feeding cylinder 6, auger bar 7,
Discharging gate 8 grade term, but it is not precluded from the probability using other terms.It is used for the purpose of more easily retouching using these terms
State and explain the essence of the present invention；It is all contrary with spirit of the present invention for being construed as any additional restriction.
Claims (2)
1. a kind of assembly technology of material extrusion equipment is it is characterised in that this assembly technology comprises the steps:
A, installation feeding cylinder: feeding cylinder (6) is fixed in frame (5)；
B, packing cylinder is installed: upward, packing cylinder (1) inwall is provided with the feed end of packing cylinder (1) is vertically fixing and packing cylinder (1)
Some even circumferentials distribution and along the axially arranged extruding groove (11) of packing cylinder (1), two adjacent extruding groove (11) it
Between be provided with to packing cylinder (1) axial centre extend expression lobes (12)；
By the free end radially-inwardly deformation of some wear ribs (3) on wear ring (2) can be made by tightening system (4), so
Make that wear rib (3) inserts in described packing cylinder (1) and described wear rib (3) is stuck in described extruding groove (11) one by one afterwards
In, wear ring (2) is fixed on the annular positioning step (14) of packing cylinder (1), so that wear rib (3) is resetted；
By packing cylinder (1) horizontal positioned, then can remove tightening system (4), the free end of wear rib (3) is resisted against packing cylinder
(1), inside annular protrusion (13), the feed end of packing cylinder (1) is connected to the discharge end of feeding cylinder (6)；
C, installation discharging gate: discharging gate is arranged on the discharge end of packing cylinder (1).
2. material extrusion equipment assembly technology according to claim 1 is it is characterised in that in above-mentioned b step, described can
Tightening system (4) annular seating (41) that is centrally located of inclusion, annular seating (41) is provided with some can be with described wear rib (3)
Correspond the pull bar (42) being connected, one end of pull bar (42) is connected with wear rib (3) by demountable structure, and the other end wears
In annular seating (41), above and this pull bar (42) can move opposed annular seat (41), is located on annular seating (41) in pull bar (42)
One end is arranged with the actuating sleeve (43) in annular seating (41), and described pull bar (42) is connected with actuating sleeve (43) screw thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610886896.7A CN106346604B (en) | 2015-07-06 | 2015-07-06 | The assembly technology of material extrusion equipment |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610886896.7A CN106346604B (en) | 2015-07-06 | 2015-07-06 | The assembly technology of material extrusion equipment |
| CN201510401209.3A CN104908160B (en) | 2015-07-06 | 2015-07-06 | Extruding device and assembly technique thereof |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510401209.3A Division CN104908160B (en) | 2015-07-06 | 2015-07-06 | Extruding device and assembly technique thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106346604A true CN106346604A (en) | 2017-01-25 |
| CN106346604B CN106346604B (en) | 2018-08-17 |
Family
ID=54077798
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510401209.3A Expired - Fee Related CN104908160B (en) | 2015-07-06 | 2015-07-06 | Extruding device and assembly technique thereof |
| CN201610886896.7A Expired - Fee Related CN106346604B (en) | 2015-07-06 | 2015-07-06 | The assembly technology of material extrusion equipment |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510401209.3A Expired - Fee Related CN104908160B (en) | 2015-07-06 | 2015-07-06 | Extruding device and assembly technique thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN104908160B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106426559B (en) * | 2016-07-14 | 2018-10-16 | 新昌县镜岭镇梅芹水果种植园 | A kind of road builds the special multi-dimensional vibration of robot by laying bricks or stones along side and builds device by laying bricks or stones |
| CN106268418B (en) * | 2016-08-09 | 2018-12-21 | 绍兴顶多纺织有限公司 | Laundry sheet slurries vortex runner mixing stirring device |
| CN106558952A (en) * | 2016-12-06 | 2017-04-05 | 西华大学 | A kind of double ring-shaped rotor trimmer |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1623287A (en) * | 1924-06-23 | 1927-04-05 | Halver R Straight | Continuous-pugging wet pan |
| CN2218644Y (en) * | 1994-09-10 | 1996-01-31 | 冶金工业部鞍山热能研究院 | Screw extruding machine for powdered coal hot press preforming |
| CN2769019Y (en) * | 2004-10-19 | 2006-04-05 | 伍政华 | Empiecement for mud mixtruder |
| CN1990202A (en) * | 2005-12-28 | 2007-07-04 | 天津市静海县宏达建材机械厂 | Mud cylinder liner of brick making extrusion machine |
| CN101066610A (en) * | 2006-12-28 | 2007-11-07 | 张世平 | Dry process and apparatus for producing artificial mullite |
| CN201253903Y (en) * | 2008-07-10 | 2009-06-10 | 陕西皇城建材机械(集团)有限公司 | Mud cylinder lining of tile extruder |
| CN202357254U (en) * | 2011-10-27 | 2012-08-01 | 眉县秦岭机械制造有限公司 | No-leakage bushing device of vacuum cavity |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2090317U (en) * | 1991-01-14 | 1991-12-11 | 李垠平 | Clay vat for brick making machine |
| CN2789000Y (en) * | 2005-04-22 | 2006-06-21 | 端木春 | Separating brick-making machine mud cylinder bushing |
| CN204772992U (en) * | 2015-07-06 | 2015-11-18 | 魏洪校 | Crowded material equipment |
-
2015
- 2015-07-06 CN CN201510401209.3A patent/CN104908160B/en not_active Expired - Fee Related
- 2015-07-06 CN CN201610886896.7A patent/CN106346604B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1623287A (en) * | 1924-06-23 | 1927-04-05 | Halver R Straight | Continuous-pugging wet pan |
| CN2218644Y (en) * | 1994-09-10 | 1996-01-31 | 冶金工业部鞍山热能研究院 | Screw extruding machine for powdered coal hot press preforming |
| CN2769019Y (en) * | 2004-10-19 | 2006-04-05 | 伍政华 | Empiecement for mud mixtruder |
| CN1990202A (en) * | 2005-12-28 | 2007-07-04 | 天津市静海县宏达建材机械厂 | Mud cylinder liner of brick making extrusion machine |
| CN101066610A (en) * | 2006-12-28 | 2007-11-07 | 张世平 | Dry process and apparatus for producing artificial mullite |
| CN201253903Y (en) * | 2008-07-10 | 2009-06-10 | 陕西皇城建材机械(集团)有限公司 | Mud cylinder lining of tile extruder |
| CN202357254U (en) * | 2011-10-27 | 2012-08-01 | 眉县秦岭机械制造有限公司 | No-leakage bushing device of vacuum cavity |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106346604B (en) | 2018-08-17 |
| CN104908160A (en) | 2015-09-16 |
| CN104908160B (en) | 2017-01-18 |
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Effective date of registration: 20201022 Address after: 226500 St. Name Avenue 9, St. Name International Plaza, Changjiang Town, Rugao City, Nantong City, Jiangsu Province Patentee after: JIANGBEI CONSTRUCTION Co.,Ltd. Address before: 311811 Zhejiang city of Shaoxing province Zhuji City Fengqiao town Xia Lang Bridge Village No. 120 Jiangkou Patentee before: Wei Hongxiao |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180817 Termination date: 20210706 |