CN109079709B - Large-scale rotary cylinder support ring structure, dismounting tool thereof and use method of tool - Google Patents
Large-scale rotary cylinder support ring structure, dismounting tool thereof and use method of tool Download PDFInfo
- Publication number
- CN109079709B CN109079709B CN201811156910.3A CN201811156910A CN109079709B CN 109079709 B CN109079709 B CN 109079709B CN 201811156910 A CN201811156910 A CN 201811156910A CN 109079709 B CN109079709 B CN 109079709B
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- Prior art keywords
- supporting ring
- hook
- groove
- bolt
- supporting
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- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000009434 installation Methods 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 7
- 238000005485 electric heating Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
-
- 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
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
- B23P11/025—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits by using heat or cold
Abstract
A large-scale rotary cylinder support ring structure, a disassembly and assembly tool thereof and a use method of the tool. Relates to a large-scale cylinder connecting structure, in particular to a large-scale rotary cylinder supporting ring structure, a disassembly and assembly tool thereof and a working method thereof. The large-scale rotary cylinder supporting ring structure with good connection reliability, the disassembly and assembly tool and the working method thereof are provided. The outer wall of the rotary cylinder body is provided with an axial ladder, the supporting ring penetrates through the first ladder and is in interference fit with the ladder surface of the second ladder, and the side wall of the supporting ring abuts against the side surface of the third ladder. The invention ensures the connectivity of the supporting ring and the cylinder body and the coaxiality of the installation of the supporting ring.
Description
Technical Field
The invention relates to a large-scale cylinder connecting structure, in particular to a large-scale rotary cylinder supporting ring structure, a disassembly and assembly tool thereof and a working method thereof.
Background
The large-scale cylinder mainly refers to paper mill main guide equipment, such as paper shredder, cement manufacturing plant main guide equipment, such as ball mill, and the like, wherein the main guide equipment uses the middle section of the middle supporting ring as a riding wheel mechanism, and the connection between the cylinder and the supporting ring is particularly important. The conventional large-scale stainless steel rotary equipment and the support ring adopt a welding mode, but after long-term use, the welding seam is fatigued and broken, so that the connection reliability is poor. So at present, the form of interference fit is mostly adopted, namely the inner diameter of the supporting ring is smaller than the outer diameter of the cylinder body, a special tool is needed to be adopted for extrusion during installation, or the supporting ring is added by utilizing the characteristic of thermal expansion and cold contraction, the aperture of the supporting ring is enlarged, the supporting ring is quickly sleeved on the cylinder body, and the supporting ring and the cylinder body are tightly matched into a whole after the supporting ring is cooled. However, for large-sized cylinders, the diameters of the cylinder and the supporting ring are very large, so that the supporting ring is likely to be inclined after being cooled, and the supporting ring and the cylinder are not coaxial, so that the subsequent use is affected. In addition, when the support ring needs to be repaired and disassembled, the traditional disassembling mode can certainly cause loss to the support ring, and both knocking and adhesion strain of the matching surface can influence secondary assembly; by adopting a heating method, the supporting ring and the cylinder body can be heated and expanded or can not be removed.
Disclosure of Invention
Aiming at the problems, the invention provides a large-scale rotary cylinder supporting ring structure with good connection reliability, a disassembly and assembly tool thereof and a working method thereof.
The technical scheme of the invention is as follows:
the utility model provides a large-scale gyration barrel supporting ring structure, be equipped with axial ladder on the outer wall of gyration barrel, the supporting ring passes first ladder, interference fit on the ladder face of second ladder, the lateral wall of supporting ring supports the side at the third ladder.
The disassembly and assembly tool for the large-scale rotary cylinder supporting ring structure comprises a base, a fixed plate vertically fixed on the base through a supporting frame and a movable plate vertically arranged on the base in a sliding mode, wherein a plurality of first pulleys are arranged around the fixed plate, the first pulleys are located on the same circumference, the second pulleys are located on the same circumference, a plurality of second pulleys are arranged around the opposite surface of the movable plate and the fixed plate, the second pulleys and the first pulleys are arranged in a staggered mode, a steel wire rope sequentially bypasses all the first pulleys and the second pulleys, and two ends of the steel wire rope are respectively connected with a balancing weight;
the movable plate is characterized in that a plurality of push rods which are uniformly distributed are arranged on the outer side of the surface where the pulley II is located, the push rods are perpendicular to the movable plate, a plurality of U-shaped grooves are formed in the edge of the movable plate, a hinging rod parallel to the notch is arranged in each U-shaped groove, one end of each push rod is hinged to each hinging rod, grooves which are equal in size and opposite in direction are respectively formed in two surfaces parallel to the hinging rod, an inner groove perpendicular to the side surface is formed in one side wall of each U-shaped groove, a pressure spring and a bolt are arranged in each inner groove, one end of each pressure spring is connected to the bottom of each inner groove, the other end of each pressure spring is connected to the end of each bolt, the other end of each bolt is adaptively inserted into each groove, an opening which is communicated with each inner groove is formed in the surface of the movable plate, and a handle which is perpendicular to each bolt and extends out of each opening is formed in each bolt;
the other end of the push rod is hinged with a hook, the hanging end of the hook is linear, the hook part is semicircular, an electric heating wire is arranged in the hook part, and a hook baffle inclined towards the center direction of the fixed plate is arranged on the inner side of the push rod.
The fixed plate and the movable plate are connected in a socket-and-spigot manner through the socket and the spigot.
The lower part of the movable plate is provided with a through groove and a supporting plate of the balancing weight movably arranged in the through groove.
And a spring is arranged on one surface of the baffle close to the hook.
The application method of the disassembly and assembly tool of the large-scale rotary cylinder support ring structure comprises the following steps:
1) And (3) an installation step:
(1) pushing the handle to separate the bolt from the groove, rotating the push rod to point to one side of the fixing plate, and automatically inserting the bolt into the groove after the bolt rotates in place under the pressure of the pressure spring, wherein the hook part is positioned at the inner side;
(2) sleeving the heated supporting ring on the second step, and adjusting the position of the disassembly and assembly tool base to enable the end head of the push rod to prop against the supporting ring;
(3) the supporting plate is pulled out, so that the balancing weight is separated from the supporting plate, the balancing weight pulls the steel wire rope, the steel wire rope drives the movable plate to move towards the direction of the fixed plate through the pulley II, the push rod is enabled to always prop against the supporting ring in the cooling process of the supporting ring, and after the supporting ring is completely cooled, the dismounting tool is removed;
2) And (3) a disassembly step:
(1) pushing the handle to separate the bolt from the groove, rotating the push rod to point to the side away from the fixed plate, and automatically inserting the bolt into the groove after the bolt rotates in place under the pressure of the pressure spring, wherein the hook part is positioned at the outer side;
(2) adjusting the base of the dismounting tool to enable the push rod to be in contact with the support ring, wherein the support ring pushes the hanging part of the hook at the moment, and meanwhile, the spring pushes the hook part of the hook to enable the hook part to fall to the support ring;
(3) the supporting plate is pulled out, so that the balancing weight is separated from the supporting plate, the balancing weight pulls the steel wire rope, the steel wire rope drives the movable plate to move towards the direction of the fixed plate through the pulley II, and the hook part of the hook hooks the supporting ring;
(4) and starting the heating wire to heat, transferring heat to the supporting ring through the hooks, gradually expanding the supporting ring by the heat, and always hooking the supporting ring by the hooks and applying a pulling force to the supporting ring, wherein the hooks immediately pull the supporting ring down from the second step when the supporting ring is loosened, so that the disassembly work is completed.
The beneficial effects of the invention are as follows: a third-step axial step is arranged on the wall of the large rotary cylinder, the support ring is sleeved on the step surface of the second step, and the support ring is enabled to be always propped against the side surface of the third step in the cooling process, so that the position deviation of the support ring in the cooling process is avoided, and the subsequent use performance is reduced; the disassembly and assembly tool for the support ring is designed, when the disassembly and assembly tool is installed, the push rod points to one side of the fixed plate, the gravity of the balancing weight is utilized to drive the movable plate to move towards the fixed plate, and then the push rod is driven to push the support ring, so that uniform thrust is always generated on the push rod uniformly distributed in the cooling process of the support ring, the support ring is always propped against the side face of the third step, the connectivity of the support ring and the cylinder body is ensured, and the installation coaxiality of the support ring is also ensured; in the disassembly process, the hooks hook the outer edge of the supporting ring and start the heating wire to heat the supporting ring, in the heating process, the gravity of the balancing weight enables the hooks to always generate tension to the supporting ring, and once the supporting ring reaches a state capable of being separated from the second step, the hooks immediately pull out the supporting ring, so that nondestructive disassembly is realized.
Drawings
Figure 1 is a schematic view of the support ring structure of the present invention,
figure 2 is an enlarged schematic view of figure 1 at a,
figure 3 is a right side view of figure 1,
figure 4 is a schematic structural view of the dismounting tool of the invention,
figure 5 is a right side view of the fly leaf of figure 3,
figure 6 is an enlarged schematic view at B in figure 5,
figure 7 is a schematic diagram of the installation and use of the dismounting tool in the invention,
figure 8 is a schematic diagram of the disassembly and use of the disassembly tool of the invention,
figure 9 is a schematic view of the second state of figure 7,
FIG. 10 is a third state diagram of FIG. 7;
in the figure, 1 is a cylinder, 11 is a first step, 12 is a second step, 13 is a third step, 2 is a supporting ring, 3 is a base, 4 is a fixed plate, 41 is a pulley I, 5 is a movable plate, 51 is a pulley II, 52 is a push rod, 521 is a groove, 522 is a hook, 523 is a baffle, 53 is a U-shaped groove, 54 is a hinging rod, 55 is an inner groove, 56 is an opening, 57 is a handle, 58 is a compression spring, 59 is a bolt, 6 is a steel wire rope, and 7 is a balancing weight.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In the present case, "inner" means toward the center of the fixed plate and the movable plate.
As shown in fig. 1-3, in a large rotary cylinder body supporting ring structure, an axial step is arranged on the outer wall of a rotary cylinder body 1, a supporting ring 2 passes through a first step 11 and is in interference fit with a step surface of a second step 12, and the side wall of the supporting ring 2 abuts against the side surface of a third step 13. The internal diameter of the support ring 2 after heated expansion is larger than the external diameter of the second step 12 and smaller than the external diameter of the third step 13, so that in the installation process, one side wall of the support can be stuck on the side surface of the third step 13, thereby ensuring that the support ring 2 can not be askew in the cooling process, and the support can be completely coaxial with the cylinder 1.
As shown in fig. 4-10 (it should be noted that, the supporting ring in fig. 7-10 and the supporting ring in fig. 1-3 are not drawn to scale), a disassembly tool for the structure of the supporting ring 2 of the large rotary cylinder body comprises a base 3, a fixed plate 4 vertically fixed on the base 3 through a supporting frame, and a movable plate 5 vertically sliding (a sliding groove is arranged on the base 3, a sliding block is arranged at the bottom of the movable plate 5) arranged on the base 3, a plurality of first pulleys 41 are arranged around the fixed plate 4, the first pulleys are positioned on the same circumference, the two pulleys are positioned on the same circumference, a plurality of second pulleys 51 are arranged around the opposite surfaces of the movable plate 5 and the fixed plate 4, the second pulleys 51 are staggered with the first pulleys 41, a steel wire rope 6 sequentially bypasses all the first pulleys 41 and the second pulleys 51, and two ends of the steel wire rope are respectively connected with a balancing weight 7;
the movable plate 5 is provided with a plurality of push rods 52 uniformly distributed on the outer side of the surface of the pulley II 51, the push rods 52 are perpendicular to the movable plate 5, the edge of the movable plate 5 is provided with a plurality of U-shaped grooves 53, one end of each U-shaped groove 53 is hinged with a hinging rod 54 parallel to a notch, two surfaces of each end of each push rod 52 parallel to the hinging rod 54 are respectively provided with a groove 521 with the same size and opposite directions, one side wall of each U-shaped groove 53 is provided with an inner groove 55 perpendicular to the corresponding side surface, one pressure spring 58 and one bolt 59 are arranged in each inner groove 55, one end of each pressure spring 58 is connected to the bottom of each inner groove 55, the other end of each pressure spring 58 is connected to the corresponding end of each bolt 59, the other end of each bolt 59 is adaptively inserted into each groove 521, the surface of the movable plate 5 is provided with an opening 56 communicated with the corresponding inner groove 55, and each bolt 59 is provided with a handle 57 perpendicular to the corresponding bolt 59 and extending out of the opening 56;
the other end of the push rod 52 is hinged with a hook 522, the hanging end of the hook 522 is linear, the hook part is semicircular, an electric heating wire is arranged in the hook part, and the inner side of the push rod 52 is provided with a hook 522 baffle 523 inclining towards the center direction of the fixed plate 4.
The fixed plate 4 and the movable plate 5 are connected in a socket manner through a socket and a spigot. The stability is increased.
The lower part of the movable plate 5 is provided with a through groove and a supporting plate of a balancing weight 7 movably arranged in the through groove. When the fixture is not used or before being used, the balancing weight 7 is placed on the supporting plate, so that the fixed plate 4 and the movable plate 5 are not stressed, and the relative position is convenient to adjust.
The baffle 523 is provided with a spring on the side close to the hook 522. The elastic force of the spring can push the hook portion of the hook 522 toward the support ring 2, so that the hook portion can smoothly hook the support ring 2.
The application method of the dismounting tool for the large rotary cylinder support ring 2 comprises the following steps:
1) And (3) an installation step:
(1) pushing the handle 57 to disengage the latch 59 from the groove 521, rotating the push rod 52 to point to the side of the fixing plate 4, and automatically inserting the latch 59 into the groove 521 after rotating in place under the pressure of the compression spring, wherein the hook 522 is positioned at the inner side;
(2) sleeving the heated support ring 2 on a second step, and adjusting the position of the disassembly tool base 3 to enable the end of the push rod 52 to prop against the support ring 2;
(3) the supporting plate is pulled out, so that the balancing weight 7 is separated from the supporting plate, the balancing weight 7 pulls the steel wire rope 6, the steel wire rope 6 drives the movable plate 5 to move towards the fixed plate 4 through the pulley II 51, the push rod 52 is always propped against the supporting ring 2 in the cooling process of the supporting ring 2, and after the supporting ring 2 is completely cooled, the dismounting tool is removed;
2) And (3) a disassembly step:
(1) pushing the handle 57 to disengage the latch 59 from the groove 521, rotating the push rod 52 to point to the side away from the fixing plate 4, and automatically inserting the latch 59 into the groove 521 after rotating in place under the pressure of the pressure spring 58, wherein the hook 522 is positioned at the outer side;
(2) the base 3 of the dismounting tool is adjusted so that the push rod 52 is in contact with the support ring 2, at the moment, the support ring 2 pushes the hanging part of the hook 522, and meanwhile, the spring pushes the hook part of the hook 522, so that the hook part is reversed to the support ring 2;
(3) the supporting plate is pulled out, so that the balancing weight 7 is separated from the supporting plate, the balancing weight 7 pulls the steel wire rope 6, the steel wire rope 6 drives the movable plate 5 to move towards the direction of the fixed plate 4 through the pulley II 51, and the hook part of the hook 522 hooks the supporting ring 2;
(4) heating wire heating is started, heat is transferred to the support ring 2 through the hooks 522, the support ring 2 is gradually expanded by the heat, the hooks 522 always hook the support ring 2 and apply a pulling force to the support ring, and when the support ring 2 is loose, the hooks 522 immediately pull the support ring from the second step, so that the disassembly work is completed.
Claims (3)
1. The large-scale rotary cylinder body supporting ring structure is characterized in that an axial ladder is arranged on the outer wall of the rotary cylinder body, the supporting ring penetrates through the first ladder and is in interference fit with the ladder surface of the second ladder, and the side wall of the supporting ring is propped against the side surface of the third ladder;
the device comprises a base, a fixed plate vertically fixed on the base through a support frame and a movable plate vertically sliding on the base, wherein a plurality of first pulleys are arranged around the fixed plate, the first pulleys are positioned on the same circumference, the second pulleys are positioned on the same circumference, a plurality of second pulleys are arranged around the opposite surface of the movable plate and the fixed plate, the second pulleys and the first pulleys are arranged in a staggered manner, a steel wire rope sequentially bypasses all the first pulleys and the second pulleys, and two ends of the steel wire rope are respectively connected with a balancing weight;
the movable plate is characterized in that a plurality of push rods which are uniformly distributed are arranged on the outer side of the surface where the pulley II is located, the push rods are perpendicular to the movable plate, a plurality of U-shaped grooves are formed in the edge of the movable plate, a hinging rod parallel to the notch is arranged in each U-shaped groove, one end of each push rod is hinged to each hinging rod, grooves which are equal in size and opposite in direction are respectively formed in two surfaces parallel to the hinging rod, an inner groove perpendicular to the side surface is formed in one side wall of each U-shaped groove, a pressure spring and a bolt are arranged in each inner groove, one end of each pressure spring is connected to the bottom of each inner groove, the other end of each pressure spring is connected to the end of each bolt, the other end of each bolt is adaptively inserted into each groove, an opening which is communicated with each inner groove is formed in the surface of the movable plate, and a handle which is perpendicular to each bolt and extends out of each opening is formed in each bolt;
a hook is hinged to the other end of the push rod, the hanging end of the hook is linear, the hook part is semicircular, an electric heating wire is arranged in the hook part, and a hook baffle which inclines towards the center of the fixed plate is arranged on the inner side of the push rod;
the fixed plate and the movable plate are connected in a socket manner through a socket and a spigot;
the lower part of the movable plate is provided with a through groove and a supporting plate of the balancing weight movably arranged in the through groove.
2. The assembly and disassembly tool for the large rotary cylinder support ring structure according to claim 1, wherein a spring is arranged on one surface of the baffle close to the hook.
3. A method for using a tool for disassembling a large rotary cylinder support ring structure, which adopts the tool for disassembling a large rotary cylinder support ring structure according to any one of claims 1-2, and is characterized by comprising the following steps:
1) And (3) an installation step:
(1) pushing the handle to separate the bolt from the groove, rotating the push rod to point to one side of the fixing plate, and automatically inserting the bolt into the groove after the bolt rotates in place under the pressure of the pressure spring, wherein the hook part is positioned at the inner side;
(2) sleeving the heated supporting ring on the second step, and adjusting the position of the disassembly and assembly tool base to enable the end head of the push rod to prop against the supporting ring;
(3) the supporting plate is pulled out, so that the balancing weight is separated from the supporting plate, the balancing weight pulls the steel wire rope, the steel wire rope drives the movable plate to move towards the direction of the fixed plate through the pulley II, the push rod is enabled to always prop against the supporting ring in the cooling process of the supporting ring, and after the supporting ring is completely cooled, the dismounting tool is removed;
2) And (3) a disassembly step:
(1) pushing the handle to separate the bolt from the groove, rotating the push rod to point to the side away from the fixed plate, and automatically inserting the bolt into the groove after the bolt rotates in place under the pressure of the pressure spring, wherein the hook part is positioned at the outer side;
(2) adjusting the base of the dismounting tool to enable the push rod to be in contact with the support ring, wherein the support ring pushes the hanging part of the hook at the moment, and meanwhile, the spring pushes the hook part of the hook to enable the hook part to fall to the support ring;
(3) the supporting plate is pulled out, so that the balancing weight is separated from the supporting plate, the balancing weight pulls the steel wire rope, the steel wire rope drives the movable plate to move towards the direction of the fixed plate through the pulley II, and the hook part of the hook hooks the supporting ring;
(4) and starting the heating wire to heat, transferring heat to the supporting ring through the hooks, gradually expanding the supporting ring by the heat, and always hooking the supporting ring by the hooks and applying a pulling force to the supporting ring, wherein the hooks immediately pull the supporting ring down from the second step when the supporting ring is loosened, so that the disassembly work is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811156910.3A CN109079709B (en) | 2018-09-30 | 2018-09-30 | Large-scale rotary cylinder support ring structure, dismounting tool thereof and use method of tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811156910.3A CN109079709B (en) | 2018-09-30 | 2018-09-30 | Large-scale rotary cylinder support ring structure, dismounting tool thereof and use method of tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109079709A CN109079709A (en) | 2018-12-25 |
| CN109079709B true CN109079709B (en) | 2024-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811156910.3A Active CN109079709B (en) | 2018-09-30 | 2018-09-30 | Large-scale rotary cylinder support ring structure, dismounting tool thereof and use method of tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109079709B (en) |
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| KR20140034433A (en) * | 2012-09-12 | 2014-03-20 | 주식회사 태복기계 | The support for ring hanger device of large ship engine |
| CN205129740U (en) * | 2015-11-27 | 2016-04-06 | 海宁长昆包装有限公司 | Indulge and draw quick -witted rotary joint middle (center) bearing extracting tool |
| CN107695945A (en) * | 2017-10-31 | 2018-02-16 | 仪征全新活塞环有限公司 | A kind of hand piston ring rapid installation device |
| CN207642580U (en) * | 2017-12-12 | 2018-07-24 | 西安泰金工业电化学技术有限公司 | A kind of titanium cylinder hot charging tooling |
| CN208451512U (en) * | 2018-09-30 | 2019-02-01 | 江苏竣业过程机械设备有限公司 | Huge revolving barrel support ring structure and its dismounting tooling |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202956574U (en) * | 2011-04-12 | 2013-05-29 | 富士机械制造株式会社 | Camera device |
| CN102563077A (en) * | 2012-02-28 | 2012-07-11 | 中材（天津）新技术开发有限公司 | End sealing device for rotary cylinder in cold-hot operation |
| JP2014040914A (en) * | 2012-07-27 | 2014-03-06 | Nippon Piston Ring Co Ltd | Combined oil ring |
| KR20140034433A (en) * | 2012-09-12 | 2014-03-20 | 주식회사 태복기계 | The support for ring hanger device of large ship engine |
| CN103470763A (en) * | 2013-09-03 | 2013-12-25 | 南宁广发重工集团有限公司 | Rotary body combined seal device |
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| CN107695945A (en) * | 2017-10-31 | 2018-02-16 | 仪征全新活塞环有限公司 | A kind of hand piston ring rapid installation device |
| CN207642580U (en) * | 2017-12-12 | 2018-07-24 | 西安泰金工业电化学技术有限公司 | A kind of titanium cylinder hot charging tooling |
| CN208451512U (en) * | 2018-09-30 | 2019-02-01 | 江苏竣业过程机械设备有限公司 | Huge revolving barrel support ring structure and its dismounting tooling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109079709A (en) | 2018-12-25 |
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