CN114734530A - Horizontal centrifugal forming machine for wet pipe making - Google Patents
Horizontal centrifugal forming machine for wet pipe making Download PDFInfo
- Publication number
- CN114734530A CN114734530A CN202210648314.7A CN202210648314A CN114734530A CN 114734530 A CN114734530 A CN 114734530A CN 202210648314 A CN202210648314 A CN 202210648314A CN 114734530 A CN114734530 A CN 114734530A
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- die
- mounting disc
- fixing base
- fixed seat
- ring fixing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/02—Methods or machines specially adapted for the production of tubular articles by casting into moulds
- B28B21/10—Methods or machines specially adapted for the production of tubular articles by casting into moulds using compacting means
- B28B21/22—Methods or machines specially adapted for the production of tubular articles by casting into moulds using compacting means using rotatable mould or core parts
- B28B21/30—Centrifugal moulding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/52—Producing shaped prefabricated articles from the material specially adapted for producing articles from mixtures containing fibres, e.g. asbestos cement
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B21/00—Methods or machines specially adapted for the production of tubular articles
- B28B21/76—Moulds
- B28B21/82—Moulds built-up from several parts; Multiple moulds; Moulds with adjustable parts
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
- Filtering Materials (AREA)
Abstract
The invention relates to the technical field of ceramic fiber forming, in particular to a wet pipe-making horizontal centrifugal forming machine which comprises a rack, wherein a fixed seat is arranged on the top surface of the rack, a first circular ring fixed seat is arranged at a first side port of the fixed seat, a first die mounting disc is rotatably arranged on one side of the inner side surface of the first circular ring fixed seat, and a protective cover is slidably arranged on the inner side surface of the first circular ring fixed seat; the second side port department of fixing base slides and is provided with second ring fixing base, and medial surface one side of second ring fixing base is rotated and is provided with second die holding dish, installs forming die between first die holding dish and the second die holding dish, is provided with the punishment in advance hole on the second die holding dish, and the outside that lies in second ring fixing base in the frame slides and is provided with the inlet pipe. The horizontal structure is changed, and the two ends of the forming die are fixed with the first die mounting disc and the second die mounting disc respectively, so that the operation stability is enhanced.
Description
Technical Field
The invention relates to the technical field of ceramic fiber forming, in particular to a horizontal centrifugal forming machine for wet pipe making.
Background
In order to improve the production efficiency of the ceramic fiber tube, the department provides the vertical centrifugal forming equipment to replace the existing vacuum suction filter forming equipment, and the intensity of the wet product after forming is improved and the water content is reduced by changing the forming mode, so that the aims of shortening the drying time and improving the production efficiency are fulfilled.
In the actual production process, when a large-size ceramic fiber pipe needs to be produced, the size of the vertical centrifugal forming equipment needs to be increased correspondingly; however, in practical applications, the skilled person finds that when the size of the vertical centrifugal forming device is increased, the stability of the device is deteriorated, and large vibration is generated during operation, so that the structure of the vertical centrifugal forming device needs to be improved to produce a large-size ceramic fiber tube.
Disclosure of Invention
In order to solve the above problems, the embodiment of the invention provides a horizontal centrifugal molding machine for wet pipe making.
On one aspect of implementation of the invention, a horizontal centrifugal forming machine for wet-process pipe making is provided, which comprises a rack, wherein a groove-shaped fixed seat is arranged on the top surface of the rack, a first circular ring fixed seat is arranged at a first side port of the fixed seat, a first die mounting disc is rotatably arranged on the first circular ring fixed seat and on one side of the inner side surface of the first circular ring fixed seat, a semicircular arc plate-shaped shield is slidably arranged on the inner side surface of the first circular ring fixed seat and on the periphery of the first die mounting disc, an axle box is arranged on the outer side surface of the first circular ring fixed seat, a rotating shaft in the axle box is in transmission connection with the first die mounting disc, a driving motor is arranged on one side of the rack, which is positioned on the axle box, and the output end of the driving motor is in transmission connection with the rotating shaft in the axle box; the second side port department of fixing base slides and is provided with the second ring fixing base relative with first ring fixing base, the one side that just is located the medial surface on the second ring fixing base rotates and is provided with second die mounting dish, install forming die between first die mounting dish and the second die mounting dish, through-hole relative position is provided with the punishment in advance hole in the second die mounting dish with the second ring fixing base, the outside that is located the second ring fixing base in the frame slides and is provided with the inlet pipe, the first end of inlet pipe is stretched into forming die by the punishment in advance hole, the first end of inlet pipe is provided with the nip rolls along body periphery interval.
Compared with the prior art, the invention has the beneficial effects that: a horizontal structure is adopted instead, and two ends of the forming die are respectively fixed with the first die mounting disc and the second die mounting disc, so that the running stability is enhanced; the second ring fixing seat can drive the second die mounting plate to slide, and the second ring fixing seat can be suitable for forming dies with different lengths so as to produce ceramic fiber tubes with different lengths; in the tubulation process, the inlet pipe stretches into in the forming die, thereby start driving motor and drive forming die low-speed rotatory with low-speed operation, later pour into thick liquids into to the forming die through the inlet pipe through the thick liquids pump, annotate material in-process inlet pipe reciprocating motion at the uniform velocity, make even the falling into forming die of thick liquids, along with the thick liquids in the forming die bodiness gradually, thick liquids and nip roll contact continue to pour into a certain amount of thick liquids into the back and stop the notes material, the thick liquids of pouring into are gradually by nip roll compaction preliminary shaping, later improve driving motor's rotational speed and accomplish centrifugal dehydration shaping.
Optionally, the inner side of the first ring fixing seat is provided with guide wheels at intervals on the periphery of the first die mounting plate, an annular slide rail is in sliding fit in an annular slide way formed by the guide wheels, and the protective cover is fixed on the annular slide rail.
Optionally, the first die mounting plate includes a disc body, a plurality of positioning long holes are arranged on the disc body at intervals along the radial direction, positioning bolts are movably arranged in the positioning long holes, and positioning blocks are arranged on the positioning bolts; and a plurality of groups of bolt holes are arranged on the disc body along the radial direction in a staggered manner with the positioning long holes.
Optionally, a sliding support is arranged at the bottom of the second circular ring fixing seat, the sliding support is in sliding fit with the rack, gear racks are arranged on two sides of the sliding support on the rack, gears are arranged on the gear racks, racks are arranged on the sliding support opposite to the gears, and the racks are meshed with the gears.
Optionally, the forming die comprises a filter cylinder, a mounting flange is sleeved on the periphery of a first port of the filter cylinder, an end flange is fixedly embedded in a second port of the filter cylinder, the mounting flange is connected with a first die mounting disc, and the end flange is connected with a second die mounting disc.
Optionally, a sliding seat is slidably arranged on the machine frame and located at the outer side of the second circular ring fixing seat, the feeding pipe is fixed on the sliding seat, and a nut is arranged on the sliding seat and located below the feeding pipe; the frame is provided with a lead screw in a rotating manner, and the lead screw is arranged in parallel with the feeding pipe and is in threaded connection with a nut on the sliding seat.
Optionally, the first end of inlet pipe is provided with the blind plate, has seted up ejection of compact slot hole along the axial on the body of inlet pipe, lies in the ejection of compact slot hole outside on the inlet pipe and is provided with the flash tank, utilizes the flash tank to make the ejection of compact more even.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic perspective view of a wet pipe-making horizontal centrifugal forming machine according to an embodiment of the present invention;
fig. 2 is a schematic front view structural diagram of a wet pipe-making horizontal centrifugal molding machine according to an embodiment of the present invention;
fig. 3 is a schematic top view of a horizontal centrifugal wet pipe forming machine according to an embodiment of the present invention;
fig. 4 is a schematic side view of a horizontal centrifugal molding machine for wet pipe making according to an embodiment of the present invention;
fig. 5 is a schematic axial sectional structural view of a wet pipe-making horizontal centrifugal forming machine according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a second die mounting plate according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a forming mold according to an embodiment of the present invention.
The device comprises a rack 1, a fixed seat 2, a first ring fixed seat 3, a first die mounting disc 4, a shield 5, an axle box 6, a driving motor 7, a second ring fixed seat 8, a second die mounting disc 9, a forming die 10, a material passing hole 11, a feeding pipe 12, a material pressing roller 13, a guide wheel 14, an annular slide rail 15, a disc body 16, a positioning long hole 17, a bolt hole 18, a sliding support 19, a filter cartridge 20, a mounting flange 21, an end flange 22, a sliding seat 23 and a lead screw 24.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
Referring to fig. 1 to 7, the wet pipe manufacturing horizontal centrifugal forming machine provided in the embodiment of the present invention includes a frame 1, a groove-shaped fixing seat 2, such as a rectangular groove, is disposed on a top surface of the frame 1, a first circular fixing seat 3 is disposed at a first side port of the fixing seat 2, a first mold mounting plate 4 is rotatably disposed on the first circular fixing seat 3 and on one side of an inner side surface of the first circular fixing seat 3, a semicircular arc plate-shaped shield 5 is slidably disposed on the inner side surface of the first circular fixing seat 3 and on a periphery of the first mold mounting plate 4, an axle box 6 is disposed on an outer side surface of the first circular fixing seat 3, a rotating shaft in the axle box 6 is in transmission connection with the first mold mounting plate 4, a driving motor 7 is disposed on one side of the axle box 6 on the frame 1, and an output end of the driving motor 7 is in transmission connection with the rotating shaft in the axle box 6; the second side port department of fixing base 2 slides and is provided with second ring fixing base 8 relative with first ring fixing base 3, second ring fixing base 8 can be close to or keep away from first ring fixing base 3, just one side rotation that is located 8 medial surfaces of second ring fixing base on the second ring fixing base 8 is provided with second mould mounting disc 9, install forming die 10 between first mould mounting disc 4 and the second mould mounting disc 9, through-hole relative position is provided with punishment in second ring fixing base 8 on the second mould mounting disc 9, the outside that is located second ring fixing base 8 on the frame 1 slides and is provided with inlet pipe 12, the first end of inlet pipe 12 can stretch into forming die 10 by punishment in the punishment in hole 11, the first end of inlet pipe 12 is provided with swager 13 along the body periphery interval, the second end of inlet pipe 12 passes through the hose and is connected with the thick liquids pump.
In implementation, the first ring fixing seat 3, the first die mounting disc 4, the axle box 6, the second ring fixing seat 8, the second die mounting disc 9 and the feeding pipe 12 are coaxially arranged; the forming mold 10 may be a circular tube with water outlet holes on the side wall; when the first die mounting disc 4 is rotatably arranged on one side of the inner side surface of the first ring fixing seat 3, a bearing can be arranged in an inner ring of the first ring fixing seat 3, an outer ring of the bearing is fixed with the inner ring of the first ring fixing seat 3, a transmission pipe is fixed in an inner ring of the bearing, the first die mounting disc 4 is fixed on the end part of the transmission pipe, and a rotating shaft in the axle box 6 can directly be welded and fixed with the first die mounting disc 4 after passing through the transmission pipe; the corresponding second die mounting disc 9 and the second ring fixing seat 8 can adopt the same structure to realize the rotary arrangement, and the difference is that the second die mounting disc 9 is sleeved on the transmission pipe; and a drain hole can be arranged at the bottom of the fixed seat 2 for accelerating drainage.
On the medial surface of first ring fixing base 3 and be located 4 periphery intervals of first die holding dish and be provided with leading wheel 14, the annular slide sliding fit that each leading wheel 14 encloses has annular slide rail 15, guard shield 5 is fixed on annular slide rail 15, realize guard shield 5 and rotate along 4 peripheries of first die holding dish, guard shield 5 rotates to fixing base 2 in when needing installation forming die 10 promptly, guard shield 5 rotates to fixing base 2 top after forming die 10 installs and accomplishes, form an enclosure space between guard shield 5 and the fixing base 2 this moment, make forming die 10 arrange in this enclosure space.
The first die mounting plate 4 comprises a disc body 16, a plurality of positioning long holes 17 are formed in the disc body 16 at intervals along the radial direction, positioning bolts are movably arranged in the positioning long holes 17, positioning blocks are arranged on the positioning bolts and can be rectangular metal blocks, long holes are formed in the rectangular metal blocks, and the positioning bolts sequentially penetrate through the positioning long holes 17 and the long holes in the rectangular metal blocks to connect the disc body 16 and the positioning blocks; a plurality of groups of bolt holes 18 are arranged on the disc body 16 along the radial direction and staggered with the positioning long holes 17 for installing the forming die 10; the second die mounting disc 9 is similar to the first die mounting disc 4 in structure, and the difference is that a material passing hole 11 is formed in the middle of the second die mounting disc 9.
The bottom of the second circular ring fixing seat 8 is provided with a sliding support 19, the sliding support 19 is in sliding fit with the rack 1, gear racks are arranged on two sides of the sliding support 19 on the rack 1, gears are arranged on the gear racks, racks are arranged on the sliding support 19 opposite to the gears, the racks are meshed with the gears, and the sliding support 19 is driven to slide by the rotation of the driving gears.
The forming die 10 comprises a filter cylinder 20, an installation flange 21 is sleeved on the periphery of a first port of the filter cylinder 20, an end flange 22 is fixedly embedded in a second port of the filter cylinder 20, the installation flange 21 is connected with the first die installation disc 4, and the end flange 22 is connected with the second die installation disc 9; when the forming die 10 is installed, the forming die 10 can be fixed with the first die installation disc 4, specifically, the forming die 10 can be lifted and clamped on the periphery of the installation flange 21 by using a positioning block on the first die installation disc 4, then, the installation position of the forming die 10 is aligned by finely adjusting the position of the positioning block, and finally, the installation flange 21 and the first die installation disc 4 are fixed through bolts; and then the second die mounting disc 9 on the other side slides towards the forming die 10, and after the second die mounting disc 9 slides in place, the second die mounting disc is rotated to align with the mounting position of the second die mounting disc 9 and the forming die 10, and bolt fixing is completed.
A sliding seat 23 is arranged on the machine frame 1 and positioned at the outer side of the second circular ring fixing seat 8 in a sliding manner, the feeding pipe 12 is fixed on the sliding seat 23, and a nut is arranged on the sliding seat 23 and positioned below the feeding pipe 12; a screw rod 24 is rotatably arranged on the machine frame 1, and the screw rod 24 is arranged in parallel with the feeding pipe 12 and is in threaded connection with a nut on the sliding seat 23; the servo motor can be used for driving the screw rod 24 to rotate so as to drive the sliding seat 23 to slide, and the reciprocating motion of the feeding pipe 12 is realized by controlling the forward and reverse rotation of the servo motor.
The first end of inlet pipe 12 can be provided with the blind plate, has seted up ejection of compact slot hole along the axial on the body of inlet pipe 12, lies in the ejection of compact slot hole outside on the inlet pipe 12 and is provided with the flash tank, utilizes the flash tank to make the ejection of compact more even.
When the pipe is manufactured, the protective cover 5 is rotated into the fixed seat 2, the forming die 10 and the first die mounting disc 4 are lifted to be fixed, the driving gear rotates to enable the second die mounting disc 9 to be close to the forming die 10, the second die mounting disc 9 and the forming die 10 are fixed after the second die mounting disc 9 and the forming die are in place, and the protective cover 5 is rotated to be above the fixed seat 2, so that the forming die 10 is sealed in a sealed space formed by the protective cover 5 and the fixed seat 2; the driving screw rod 24 rotates to enable the feeding pipe 12 to enter the interior of the filter cylinder 20, the driving motor 7 is started and runs at a low speed, the slurry pump is started, slurry overflows to the inner wall of the filter cylinder 20 after being gradually filled with the overflow groove, the reciprocating motion of the feeding pipe 12 is controlled through the screw rod 24 in the process of injecting the slurry, the slurry uniformly falls onto the inner wall of the filter cylinder 20, the slurry gradually thickens along with the inner wall of the filter cylinder 20, the injected slurry is in contact with the pressure roller 13, then the injection is stopped after a certain amount of slurry is injected, the injected slurry is gradually compacted and preliminarily formed by the pressure roller 13, and then the rotating speed of the driving motor 7 is increased to complete centrifugal dehydration forming.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (7)
1. A wet pipe-making horizontal centrifugal forming machine comprises a rack and is characterized in that a groove-shaped fixed seat is arranged on the top surface of the rack, a first circular ring fixed seat is arranged at a first side port of the fixed seat, a first die mounting disc is rotatably arranged on the first circular ring fixed seat and on one side of the inner side surface of the first circular ring fixed seat, a semicircular arc plate-shaped shield is slidably arranged on the inner side surface of the first circular ring fixed seat and on the periphery of the first die mounting disc, an axle box is arranged on the outer side surface of the first circular ring fixed seat, a rotating shaft in the axle box is in transmission connection with the first die mounting disc, a driving motor is arranged on one side of the rack, which is positioned on the axle box, and the output end of the driving motor is in transmission connection with the rotating shaft in the axle box; the second side port department of fixing base slides and is provided with the second ring fixing base relative with first ring fixing base, on the second ring fixing base and be located one side rotation of second ring fixing base medial surface and be provided with second mould mounting disc, install forming die between first mould mounting disc and the second mould mounting disc, be provided with the punishment in advance hole with through-hole relative position in the second ring fixing base on the second mould mounting disc, the outside that is located the second ring fixing base in the frame slides and is provided with the inlet pipe, the first end of inlet pipe is stretched into forming die by the punishment in advance hole in, the first end of inlet pipe is provided with the pressure material roller along body periphery interval.
2. The horizontal centrifugal wet pipe making machine according to claim 1, wherein guide wheels are arranged on the inner side surface of the first ring fixing seat and on the periphery of the first die mounting plate at intervals, an annular slide rail is in sliding fit with the annular slide rail in an annular slide way defined by the guide wheels, and the protective cover is fixed on the annular slide rail.
3. The horizontal centrifugal wet pipe-making machine according to claim 1, wherein the first die mounting plate comprises a disc body, a plurality of positioning long holes are arranged on the disc body at intervals along the radial direction, positioning bolts are movably arranged in the positioning long holes, and positioning blocks are arranged on the positioning bolts; and a plurality of groups of bolt holes are arranged on the disc body along the radial direction in a staggered manner with the positioning long holes.
4. The horizontal centrifugal molding machine for wet pipe making according to claim 1, wherein the bottom of the second circular ring fixing seat is provided with a sliding support, the sliding support is in sliding fit with the machine frame, gear frames are arranged on two sides of the sliding support on the machine frame, gears are arranged on the gear frames, racks are arranged on the sliding support opposite to the gears, and the racks are meshed with the gears.
5. The horizontal centrifugal molding machine for wet pipe making according to claim 1, wherein the molding die comprises a filter cylinder, a mounting flange is sleeved on the periphery of a first port of the filter cylinder, an end flange is fixedly embedded in a second port of the filter cylinder, the mounting flange is connected with the first die mounting disc, and the end flange is connected with the second die mounting disc.
6. The horizontal centrifugal molding machine for wet pipe making according to claim 1, wherein a sliding seat is slidably disposed on the frame outside the second ring fixing seat, the feeding pipe is fixed on the sliding seat, and a nut is disposed on the sliding seat and below the feeding pipe; the frame is provided with a lead screw in a rotating manner, and the lead screw is arranged in parallel with the feeding pipe and is in threaded connection with a nut on the sliding seat.
7. The horizontal centrifugal molding machine for wet pipe making according to claim 1, wherein the first end of the feeding pipe is provided with a blind plate, the body of the feeding pipe is axially provided with a long discharge hole, and the feeding pipe is provided with a flash groove outside the long discharge hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210648314.7A CN114734530B (en) | 2022-06-09 | 2022-06-09 | Horizontal centrifugal forming machine for wet pipe making |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210648314.7A CN114734530B (en) | 2022-06-09 | 2022-06-09 | Horizontal centrifugal forming machine for wet pipe making |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114734530A true CN114734530A (en) | 2022-07-12 |
| CN114734530B CN114734530B (en) | 2022-11-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210648314.7A Active CN114734530B (en) | 2022-06-09 | 2022-06-09 | Horizontal centrifugal forming machine for wet pipe making |
Country Status (1)
| Country | Link |
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| CN (1) | CN114734530B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030173699A1 (en) * | 2002-03-14 | 2003-09-18 | Mclean Kenneth | Hole forming plug |
| CN210388138U (en) * | 2019-09-05 | 2020-04-24 | 淄博鼎昌信隆塑胶科技有限公司 | Socket flange welding positioning disc |
| CN210758377U (en) * | 2019-08-26 | 2020-06-16 | 北京密云水泥制品有限责任公司 | Concrete pipe evaporates foster cover |
| CN113043447A (en) * | 2021-03-30 | 2021-06-29 | 江苏江桥机械制造有限公司 | Working method of suspension roller overturning vertical stripping pipe making equipment |
| CN113306012A (en) * | 2021-06-01 | 2021-08-27 | 合肥长江混凝土制品有限责任公司 | Toper cement pole design manufacture equipment |
| CN214055798U (en) * | 2020-11-27 | 2021-08-27 | 陕西筑恒泰管桩有限公司 | Tubular pile centrifuge |
| CN215434271U (en) * | 2021-07-16 | 2022-01-07 | 泰斗高科新材料(厦门)有限公司 | Electronic cigarette ceramic tube mould for ceramics |
-
2022
- 2022-06-09 CN CN202210648314.7A patent/CN114734530B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030173699A1 (en) * | 2002-03-14 | 2003-09-18 | Mclean Kenneth | Hole forming plug |
| CN210758377U (en) * | 2019-08-26 | 2020-06-16 | 北京密云水泥制品有限责任公司 | Concrete pipe evaporates foster cover |
| CN210388138U (en) * | 2019-09-05 | 2020-04-24 | 淄博鼎昌信隆塑胶科技有限公司 | Socket flange welding positioning disc |
| CN214055798U (en) * | 2020-11-27 | 2021-08-27 | 陕西筑恒泰管桩有限公司 | Tubular pile centrifuge |
| CN113043447A (en) * | 2021-03-30 | 2021-06-29 | 江苏江桥机械制造有限公司 | Working method of suspension roller overturning vertical stripping pipe making equipment |
| CN113306012A (en) * | 2021-06-01 | 2021-08-27 | 合肥长江混凝土制品有限责任公司 | Toper cement pole design manufacture equipment |
| CN215434271U (en) * | 2021-07-16 | 2022-01-07 | 泰斗高科新材料(厦门)有限公司 | Electronic cigarette ceramic tube mould for ceramics |
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| Publication number | Publication date |
|---|---|
| CN114734530B (en) | 2022-11-04 |
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