CN212598839U - Vapour-pressure type and end formula casting machine interactive structure of annotating - Google Patents
Vapour-pressure type and end formula casting machine interactive structure of annotating Download PDFInfo
- Publication number
- CN212598839U CN212598839U CN202021275836.XU CN202021275836U CN212598839U CN 212598839 U CN212598839 U CN 212598839U CN 202021275836 U CN202021275836 U CN 202021275836U CN 212598839 U CN212598839 U CN 212598839U
- Authority
- CN
- China
- Prior art keywords
- casting machine
- pressure type
- vapour
- type casting
- pouring
- 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.)
- Expired - Fee Related
Links
- 238000005266 casting Methods 0.000 title claims abstract description 230
- 230000002452 interceptive effect Effects 0.000 title claims abstract description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 48
- 229910052742 iron Inorganic materials 0.000 claims abstract description 24
- 238000010276 construction Methods 0.000 claims abstract description 5
- 238000000465 moulding Methods 0.000 claims description 29
- 230000009471 action Effects 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 230000007246 mechanism Effects 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 239000004576 sand Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 230000005484 gravity Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 18
- 229910001018 Cast iron Inorganic materials 0.000 abstract description 4
- 229910001141 Ductile iron Inorganic materials 0.000 abstract description 4
- 229910001060 Gray iron Inorganic materials 0.000 abstract description 4
- 239000000203 mixture Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 241000896693 Disa Species 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Casting Devices For Molds (AREA)
Abstract
The utility model relates to an vapour-pressure type and end formula casting machine interactive construction, including end formula casting machine, vapour-pressure type casting machine, the control room, hydraulic power unit, end formula casting machine installs on end formula casting machine track, end formula casting machine track level is arranged, end formula casting machine is along end formula casting machine track to do the translation of X axle direction in order to accomplish the pouring location, the oblique top of end formula casting machine is provided with vapour-pressure type casting machine, vapour-pressure type casting machine track is arranged perpendicularly, vapour-pressure type casting machine is along vapour-pressure type casting machine track to do the removal of vertical direction, end formula casting machine track one side is provided with total control room, total control room passes through circuit connection hydraulic power unit, hydraulic power unit connects end formula casting machine respectively, vapour-pressure type casting machine, and control end formula casting machine respectively, vapour-pressure type casting machine; the utility model discloses can accomplish the molten iron pouring of different compositions such as cast iron, gray iron, nodular cast iron high-efficiently and switch production to greatly reduced manufacturing cost, reduced pouring operating hours.
Description
[ technical field ]
The utility model relates to an actual production line casting technique, specifically speaking are vapour-pressure type and end notes formula casting machine interactive construction for molding line pouring.
[ background art ]
As the expectations for industrial products are higher and higher, the demands of the casting industry concerned for the casting machines and the casting lines are also increasing. However, factors such as diversity, complexity, and lot size of products limit the production capacity of enterprises, and just because of these factors, products on the line need to be continuously switched to meet the production plan, but the work of replacing the mold, adjusting the process, switching the program, etc. often results in an increase in time cost and process cost, and a great reduction in production efficiency.
[ contents of utility model ]
The utility model aims at solving foretell not enough and providing a vapour-pressure type and end notes formula casting machine interactive construction, can accomplish the molten iron pouring of different compositions such as cast iron, gray iron, nodular cast iron high-efficiently and switch production to greatly reduced manufacturing cost, reduced pouring operation man-hour.
The interactive structure comprises a bottom pouring type casting machine 2, a pneumatic type casting machine 3, a control chamber 5 and a hydraulic pump station 6, wherein the bottom pouring type casting machine 2 is installed on a bottom pouring type casting machine rail 41, the bottom pouring type casting machine rail 41 is horizontally arranged, the bottom pouring type casting machine 2 is in rolling connection with the bottom pouring type casting machine rail 41 through a plurality of rollers I and is in translation along the X-axis direction along the bottom pouring type casting machine rail 41 so as to complete casting positioning, the pneumatic type casting machine 3 is arranged above the bottom pouring type casting machine 2 in a slanting direction, the pneumatic type casting machine 3 is in rolling connection with the pneumatic type casting machine rail 42 through a plurality of rollers II, the pneumatic type casting machine rail 42 is vertically arranged, the pneumatic type casting machine 3 is in movement along the vertical direction along the pneumatic type casting machine rail 42, a main control chamber 5 is arranged on one side of the bottom pouring type casting machine rail 41, the main control room 5 is connected with a hydraulic pump station 6 through a line, the hydraulic pump station 6 is respectively connected with the bottom pouring type casting machine 2 and the air pressure type casting machine 3 and respectively controls the bottom pouring type casting machine 2 and the air pressure type casting machine 3.
Further, the outer edge of the bottom pouring type casting machine track 41 of the bottom pouring type casting machine 2 is provided with a steel platform, and the periphery of the steel platform is provided with a safety guardrail.
The molding line 1 is a horizontal annular line, the molding line 1 is used for conveying sand molds on a main machine to a casting point through a roller belt, the pneumatic casting machine rail 42 is perpendicular to the molding line 1, and the bottom-pouring casting machine rail 41 is in the same direction as the molding line 1.
Further, the bottom pouring type casting machine 2 is a casting machine with a three-layer frame structure, the bottom pouring type casting machine 2 completes casting positioning through the transverse and longitudinal movement of the upper two layers along the X-axis direction, and molten iron casting is completed through the gravity action of molten iron.
Further, the pneumatic casting machine 3 is a casting machine with the moving direction perpendicular to the molding line 1, the inner cavity of the pneumatic casting machine 3 is sealed, and molten iron flows out from the iron outlet by increasing the air pressure above the molten iron liquid level in the inner cavity to complete casting.
Further, the intersection of the air pressure type casting machine track 42 and the bottom pouring type casting machine track 41 is right-angle crossed, a reserved gap 7 is arranged at the intersection, the reserved gap 7 is arranged on the air pressure type casting machine track 42, and a driving mechanism of the air pressure type casting machine 3 penetrates through the bottom pouring type casting machine track 41 through the reserved gap 7, so that the bottom pouring type casting machine 2 and the air pressure type casting machine 3 are not interfered with each other.
Furthermore, the driving mechanisms of the bottom pouring type casting machine 2 and the air pressure type casting machine 3 are driven by servo motors and are driven by the servo motors to carry out casting, and the servo motors are connected with a main control room 5 through lines.
Furthermore, a first hydraulic operating platform 51 and a second hydraulic operating platform 52 are arranged in the master control room 5, and the first hydraulic operating platform 51 and the second hydraulic operating platform 52 respectively control the movement of the bottom pouring type casting machine 2 and the pneumatic type casting machine 3 and the tilting action of the oil cylinder.
Compared with the prior art, the utility model has novel structure and reasonable design, can efficiently finish the pouring switching production of molten iron with different compositions such as cast iron, gray iron, ductile iron and the like, greatly reduces the production cost and reduces the pouring operation working hours; in addition, the interactive application of the air pressure type casting machine and the bottom pouring type casting machine can meet the productivity requirement under the condition that the market demand is increased sharply aiming at the current enterprise situation, and meanwhile, the production quality can be ensured, the process flow is simplified, the production efficiency is improved, and the method is worthy of popularization and application.
[ description of the drawings ]
FIG. 1a is a top view of a mold line with only one air press casting machine;
FIG. 1b is a front view of a molding line with only one air-pressure casting machine;
FIG. 2 is a layout diagram of the present invention;
FIG. 3 is a side view of the molding line and rail base of the present invention;
FIG. 4 is a schematic structural view of the cross point between the pneumatic casting machine and the bottom casting machine of the present invention;
in the figure: 1. the device comprises a molding line 2, a bottom pouring type casting machine 3, an air pressure type casting machine 41, a bottom pouring type casting machine rail 42, an air pressure type casting machine rail 5, a control room 51, a first hydraulic operation platform 52, a second hydraulic operation platform 6, a hydraulic pump station 7, a reserved notch 8, a molding line host machine 9, a civil engineering foundation 10, an operation platform 11, an embedded steel plate 12 and a guide rail.
[ detailed description of the invention ]
The invention is further described below with reference to the accompanying drawings:
as shown in the attached drawings, the utility model provides an interactive structure of air pressure type and bottom pouring type casting machine, which comprises a bottom pouring type casting machine 2, an air pressure type casting machine 3, a control chamber 5 and a hydraulic pump station 6, wherein the bottom pouring type casting machine 2 is arranged on a bottom pouring type casting machine track 41, the bottom pouring type casting machine track 41 is horizontally arranged, the bottom pouring type casting machine 2 is in rolling connection with the bottom pouring type casting machine track 41 through a plurality of rollers I and does X-axis direction translation along the bottom pouring type casting machine track 41 to complete casting positioning, the air pressure type casting machine 3 is arranged obliquely above the bottom pouring type casting machine 2, the air pressure type casting machine 3 is in rolling connection with the air pressure type casting machine track 42 through a plurality of rollers II, the air pressure type casting machine track 42 is vertically arranged, the air pressure type casting machine 3 does vertical direction movement along the air pressure type casting machine track 42, the control chamber 5 is arranged on one side of the bottom pouring type casting machine track 41, the main control room 5 is connected with a hydraulic pump station 6 through a line, the hydraulic pump station 6 is respectively connected with the bottom pouring type casting machine 2 and the air pressure type casting machine 3 and respectively controls the bottom pouring type casting machine 2 and the air pressure type casting machine 3; the outer edge of a bottom pouring type casting machine rail 41 of the bottom pouring type casting machine 2 is provided with a steel platform, and the periphery of the steel platform is provided with a safety guardrail;
the utility model discloses still include molding line 1, molding line 1 is the annular line of horizontal direction, and molding line 1 is used for passing through the roll area with the sand mould on the host computer and carries the pouring point, and vapour-pressure type casting machine track 42 direction perpendicular to molding line 1 direction, and the 41 directions of end pouring type casting machine track are unanimous with molding line 1 direction. The bottom pouring type casting machine 2 is a casting machine with a three-layer frame structure, the bottom pouring type casting machine 2 completes casting positioning through the transverse and longitudinal movement of the upper two layers along the X-axis direction, and completes molten iron casting through the gravity action of molten iron; the pneumatic casting machine 3 is a casting machine with the moving direction vertical to the molding line 1, the inner cavity of the pneumatic casting machine 3 is sealed, and molten iron flows out from the iron outlet by increasing the air pressure above the molten iron liquid level in the inner cavity to complete casting.
The intersection of the air pressure type casting machine track 42 and the bottom pouring type casting machine track 41 is right-angled, a reserved gap 7 is arranged at the intersection, the reserved gap 7 is arranged on the air pressure type casting machine track 42, and a driving mechanism of the air pressure type casting machine 3 penetrates through the bottom pouring type casting machine track 41 through the reserved gap 7, so that the bottom pouring type casting machine 2 and the air pressure type casting machine 3 are not interfered with each other. The driving mechanisms of the bottom pouring type casting machine 2 and the air pressure type casting machine 3 are driven by servo motors and are driven by the servo motors to perform casting, the servo motors are connected with a master control room 5 through circuits, a first hydraulic operation platform 51 and a second hydraulic operation platform 52 are arranged in the master control room 5, and the first hydraulic operation platform 51 and the second hydraulic operation platform 52 respectively control the movement of the bottom pouring type casting machine 2 and the air pressure type casting machine 3 and the overturning action of an oil cylinder.
The utility model discloses in, the effect of mo (u) lding line 1 is through the roll area with the sand mould on the host computer carry the pouring point. The bottom pouring type casting machine 2 is a casting machine with a three-layer frame structure, casting positioning is completed through transverse movement and longitudinal movement of the upper two layers, and molten iron casting is completed through the gravity action of molten iron. The pneumatic casting machine 3 is a casting machine with the moving direction vertical to the molding line, the inner cavity of the casting machine is sealed, and when the air pressure above the molten iron liquid level in the inner cavity is increased, the molten iron flows out from the iron outlet to finish casting. The movement of the casting machine is supported by the rail. The main control room 5 contains an electric appliance cabinet, an operation table and the like, and all action instructions of the casting machine are sent out by the control room. The hydraulic pump station 6 is the power of a hydraulic system and is controlled by an electric program to take charge of the tilting of the casting machine and the treatment of emergency situations.
As shown in fig. 1a and fig. 1b, only one pneumatic casting machine is arranged on site, and the moving direction is the Y direction. The X direction is the direction of conveying sand molds by a molding line, and a set of bottom pouring type casting machine needs to be developed on the basis. The present invention will be further explained with reference to the following drawings:
firstly, determining the pouring working position of a bottom pouring type pouring machine, generally adopting the same pouring position according to the position of an air pressure type pouring machine, and needing to make a civil foundation shown in the attached figure 3 in advance, wherein the civil foundation comprises an embedded steel plate and a track foundation. The translation of the bottom pouring type casting machine in the X-axis direction is supported on the track.
After the specific installation conditions on site, the driving mechanism on the bottom pouring type casting machine is driven by a servo motor and can accurately reach the casting position through electric program control. The movement direction of the pneumatic casting machine is vertical to the moulding line. Therefore, the track of the pneumatic casting machine and the bottom pouring type casting machine have a cross point, the track at the cross point is designed as shown in the attached figure 4, and after the design is adopted, the driving mechanism of the pneumatic casting machine penetrates through the track of the bottom pouring type casting machine, so that the complementary but non-interference design of the two casting machines is realized. The two casting machine drives have an interlocking function, when the bottom casting type casting machine is in a starting state, the air pressure type casting machine obtains signal feedback and cannot perform translation operation, and therefore the accident that the two casting machines collide with each other due to misoperation is avoided.
After the two casting machine devices are in place, the DISA host and the operation room are in signal connection through the Ethernet, after the DISA outputs signals, the control room automatically adjusts corresponding programs according to signal feedback, and the casting machine performs automatic casting. When the product types are switched on line, the system automatically judges which casting machine needs to move to the casting position. The entire production process is completed by a series of programs that are preset in advance for the production plan, and even no manual intervention is required in the process. As mentioned above, the utility model discloses can accomplish the molten iron pouring of different compositions such as cast iron, gray iron, nodular cast iron high-efficiently and switch production to very big reduction manufacturing cost, reduced pouring operation man-hour.
The structure and the principle of the utility model are that: as shown in fig. 1a and 1b, a civil foundation needs to be prepared in advance, and the moulding line is horizontally oriented as shown in the figure. The track of the pneumatic casting machine is perpendicular to the molding line, and the direction of the track of the bottom casting machine is consistent with the direction of the molding line. When the construction conditions are met on site, the equipment layout is as shown in figure 2. Through the preset track, the pneumatic casting machine is driven by the motor to be vertical to the moulding line for casting, and the casting machine moves to a non-working area after the required production plan is completed. And the bottom pouring type casting machine moves to a working casting position to complete the switching of the production plan. As shown in the attached figure 2, two hydraulic operation platforms are provided, and the movement and the cylinder tilting action of two casting machines are respectively controlled to complete the work instruction. The operating platform needs to be designed independently by combining with site conditions, the safety and the reasonable space are ensured to be the original purpose of designing the operating platform, and the whole interactive application can achieve the expected effect after the reasonable platform is completed. As shown in fig. 4, the point is a crossing point of two casting machines, and a gap needs to be reserved on a track of the pneumatic casting machine, so that the bottom-pouring casting machine can smoothly reach a working area.
The present invention is not limited by the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and are all included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a vapour-pressure type and end notes formula casting machine interactive construction which characterized in that: including end notes formula casting machine (2), vapour-pressure type casting machine (3), control room (5), hydraulic power unit (6), end notes formula casting machine (2) are installed on end notes formula casting machine track (41), end notes formula casting machine track (41) level is arranged, end notes formula casting machine (2) through a plurality of gyro wheel one with end notes formula casting machine track (41) roll connection to do the translation of X axle direction along end notes formula casting machine track (41) in order to accomplish the pouring location, the oblique top of end notes formula casting machine (2) is provided with vapour-pressure type casting machine (3), vapour-pressure type casting machine (3) are through gyro wheel two and vapour-pressure type casting machine track (42) roll connection, vapour-pressure type casting machine track (42) are arranged perpendicularly, vapour-pressure type casting machine (3) are the removal of vertical direction along vapour-pressure type casting machine track (42), the bottom pouring type casting machine is characterized in that a master control room (5) is arranged on one side of a rail (41) of the bottom pouring type casting machine, the master control room (5) is connected with a hydraulic pump station (6) through a circuit, the hydraulic pump station (6) is respectively connected with the bottom pouring type casting machine (2) and the air pressure type casting machine (3), and the bottom pouring type casting machine (2) and the air pressure type casting machine (3) are respectively controlled.
2. The pneumatic-type and bottom-pouring casting machine interactive structure of claim 1, wherein: the outer edge of a bottom pouring type casting machine track (41) of the bottom pouring type casting machine (2) is provided with a steel platform, and a safety guardrail is arranged on the periphery of the steel platform.
3. The pneumatic-type and bottom-pouring casting machine interactive structure of claim 1, wherein: the sand mould casting device is characterized by further comprising a molding line (1), wherein the molding line (1) is a horizontal annular line, the molding line (1) is used for conveying sand moulds on a main machine to a casting point through a roller belt, the direction of the pneumatic casting machine rail (42) is perpendicular to the direction of the molding line (1), and the direction of the bottom casting type casting machine rail (41) is consistent with the direction of the molding line (1).
4. The pneumatic-type and bottom-pouring-type casting machine interactive structure of claim 3, wherein: the bottom pouring type casting machine (2) is a casting machine with a three-layer frame structure, the bottom pouring type casting machine (2) completes casting positioning through the transverse and longitudinal movement of the upper two layers along the X-axis direction, and iron liquid casting is completed through the gravity action of molten iron.
5. The pneumatic-type and bottom-pouring-type casting machine interactive structure of claim 3, wherein: the air pressure type casting machine (3) is a casting machine with the moving direction vertical to the molding line (1), the inner cavity of the air pressure type casting machine (3) is sealed, and molten iron flows out from the iron outlet by increasing the air pressure above the molten iron liquid level of the inner cavity to complete casting.
6. The pneumatic-type and bottom-pouring casting machine interactive structure of claim 1, wherein: the crossing department of vapour-pressure type casting machine track (42) and end notes formula casting machine track (41) adopts the right angle cross, and the crossing department is provided with one and reserves breach (7), reserve on breach (7) locate vapour-pressure type casting machine track (42), the actuating mechanism of vapour-pressure type casting machine (3) passes end notes formula casting machine track (41) through reserving breach (7) for end notes formula casting machine (2), vapour-pressure type casting machine (3) mutually noninterfere.
7. The pneumatic-type and bottom-pouring casting machine interactive structure of claim 1, wherein: the driving mechanisms of the bottom pouring type casting machine (2) and the air pressure type casting machine (3) are driven by servo motors and are driven by the servo motors to carry out casting, and the servo motors are connected with a master control room (5) through lines.
8. The pneumatic-type and bottom-pouring casting machine interactive structure of claim 1, wherein: a first hydraulic operating platform (51) and a second hydraulic operating platform (52) are arranged in the master control room (5), and the first hydraulic operating platform (51) and the second hydraulic operating platform (52) respectively control the movement of the bottom pouring type casting machine (2) and the pneumatic type casting machine (3) and the tilting action of the oil cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021275836.XU CN212598839U (en) | 2020-07-03 | 2020-07-03 | Vapour-pressure type and end formula casting machine interactive structure of annotating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021275836.XU CN212598839U (en) | 2020-07-03 | 2020-07-03 | Vapour-pressure type and end formula casting machine interactive structure of annotating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212598839U true CN212598839U (en) | 2021-02-26 |
Family
ID=74758319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021275836.XU Expired - Fee Related CN212598839U (en) | 2020-07-03 | 2020-07-03 | Vapour-pressure type and end formula casting machine interactive structure of annotating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212598839U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114888268A (en) * | 2022-06-17 | 2022-08-12 | 溧阳市万盛铸造有限公司 | Pouring platform capable of freely switching between manual pouring mode and automatic pouring mode |
-
2020
- 2020-07-03 CN CN202021275836.XU patent/CN212598839U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114888268A (en) * | 2022-06-17 | 2022-08-12 | 溧阳市万盛铸造有限公司 | Pouring platform capable of freely switching between manual pouring mode and automatic pouring mode |
| CN114888268B (en) * | 2022-06-17 | 2024-01-30 | 溧阳市万盛铸造有限公司 | Casting platform capable of being freely switched between manual casting mode and automatic casting mode |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102861880B (en) | Sand-coating molding device and method for large metal mold | |
| CN212598839U (en) | Vapour-pressure type and end formula casting machine interactive structure of annotating | |
| CN107225671B (en) | Flexible flow production line for producing ballastless track plate by pre-tensioning method | |
| CN109304795A (en) | The hydraulic gliding model of T beam and operating method | |
| CN111975974A (en) | Double-circulation production line and production process of prefabricated components of fabricated building | |
| CN102389968A (en) | Sand container moving device of sand formwork casting line | |
| CN205112063U (en) | Integral hydraulic pressure exterior sheathing of precast box girder | |
| CN205341587U (en) | Servo follow -up forestock material mechanism | |
| CN104148513B (en) | Mould, for the push rod jacking system of mould and method | |
| CN109530597B (en) | Heavy-duty die transportation double-U-shaped trolley and quick replacement system and method | |
| CN103057154B (en) | Loading and unloading mechanism used for molds of press machine | |
| JP2023550169A (en) | Fluid bulging equipment for forming thin plate parts | |
| CN111168017A (en) | Device and method for cleaning residual sand in iron-type sand shooting hole with multiple replaceable ejector rod plates | |
| CN202245926U (en) | Full-automatic and multi-functional lifting maintenance vehicle | |
| CN102527836B (en) | Multi-mould replacement system of vehicle body hemming machine | |
| CN202155460U (en) | Horizontal hydraulic forging equipment | |
| CN104669430A (en) | PC (poly carbonate) wall board production system | |
| CN104096826B (en) | A kind of in V method Foundry Production in the method for teeming line upper mold movement | |
| CN106584647A (en) | Railway T-shaped beam steel template automatic mounting system | |
| CN201103104Y (en) | Three supporting legs automatically spanning rotation type mobile mould frame bridging machine | |
| CN209682498U (en) | The hydraulic gliding model of T beam | |
| CN101274400A (en) | Quick decomposition method of railway rolling bearing | |
| CN209815037U (en) | Displacement device for circulating assembly line | |
| CN211194636U (en) | Vulcanizing device for tire production | |
| JP2023044441A (en) | Mold exchange device, press machine including the same, mold carry-out method of press machine, and mold carry-in method of press machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20210226 |