CN207808201U - The heating plate and vulcanizer of vulcanizer - Google Patents
The heating plate and vulcanizer of vulcanizer Download PDFInfo
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- CN207808201U CN207808201U CN201820193369.2U CN201820193369U CN207808201U CN 207808201 U CN207808201 U CN 207808201U CN 201820193369 U CN201820193369 U CN 201820193369U CN 207808201 U CN207808201 U CN 207808201U
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- plate body
- electromagnetic coil
- hole portion
- heating plate
- vulcanizer
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Abstract
The utility model proposes a kind of heating plate of vulcanizer and vulcanizers, wherein, the heating plate of vulcanizer includes plate body, the peripheral surface of the plate body offers hole portion, the hole portion extends from the peripheral surface of the plate body to the center of the plate body, the hole portion is multiple, multiple hole portions are opened up in the peripheral surface of the plate body along the outer profile direction interval of the plate body, the inside of each hole portion is both provided with electromagnetic coil, the electromagnetic coil along the hole portion extending direction and be arranged from one end of the hole portion to the other end spiral of the hole portion.The utility model is not necessarily to carry out complicated design and transformation to the structure of mold, and then significantly improves the working efficiency of tire vulcanization process.
Description
Technical field
The utility model belongs to tyre vulcanization technical field more particularly to the heating plate and vulcanizer of a kind of vulcanizer.
Background technology
Vulcanization is an essential procedure in tire production process, and vulcanizer is applied to this process procedure
Most important equipment.The sulfidation of tire needs to provide enough heats to fetus, to obtain the tire product of high quality.
104385502 B of Chinese utility model patent CN disclose a kind of technical side of electromagnetic induction heating tyre vulcanization
Case by electromagnetic coil disk around being set on mold, while electromagnetic coil being connect with high-frequency ac power, in use, electromagnetism
Coil generates alternating magnetic field, and mold generates eddy current due to the magnetic line of force in cutting magnetic field in surface, and mold is because of atom high speed nothing
Regular motion then collides with each other, rubs and generates thermal energy, so that mold temperature increases rapidly, realizes to tire
Heating.The program makes metal self-heating, without expending steam and heating speed is fast, solves the use of hot plate type vulcanizer
Steam heat conduction makes the steam heat of upper and lower hot plate that big technical problem be lost.
However, above-mentioned technical proposal is due to being by electromagnetic coil disk around being set on mold, it is therefore desirable to change mold
Structure, especially when because tire specification changes need replacing mold when, need to new mould structure carry out redesign and
Reprocessing, to considerably increase the difficulty of processing, and reduces the working efficiency of the process of vulcanization.
Utility model content
The utility model in view of the above technical problems, proposes a kind of vulcanization that can improve tire vulcanization process working efficiency
The heating plate of machine, and the vulcanizer using the heating plate.
In order to achieve the above object, the technical solution adopted in the utility model is：
A kind of heating plate of vulcanizer, including plate body, the peripheral surface of the plate body offer hole portion, and the hole portion is from institute
The peripheral surface for stating plate body extends to the center of the plate body, and the hole portion is multiple, and multiple hole portions are in the plate body
Peripheral surface is opened up along the outer profile direction interval of the plate body, and the inside of each hole portion is both provided with electromagnetic coil, institute
Electromagnetic coil is stated along the extending direction of the hole portion and is arranged from one end of the hole portion to the other end spiral of the hole portion.
Preferably, the internal sleeve of the hole portion is equipped with metal sleeve, the electromagnetic coil is sheathed on the metal sleeve
Inside, to make the metal sleeve generate eddy current when electromagnetic coil leads to high-frequency alternating current.
Preferably, the electromagnetic coil is set as multigroup along the extending direction of the hole portion, multigroup electromagnetic wire
Peripheral surface direction of the number of turns of circle from the center of the plate body to the plate body sequentially increases.
Preferably, the electromagnetic coil is set as three groups along the extending direction of the hole portion, electromagnetic wire described in three groups
It is first coil group, the second coil group and third line to enclose the peripheral surface direction from the center of the plate body to the plate body sequentially
Circle group, the number of turns of the first coil group are more than the number of turns of second coil group, and the number of turns of second coil group is more than institute
State the number of turns of tertiary coil group.
Preferably, the plate body is circumferentially divided into multiple regions, at least there is a hole portion on each region,
The electromagnetic coil is electrically connected with power supply, and the electromagnetic coil in same area connects the same power supply jointly
Output port, the electromagnetic coil in different zones connects the output port of the different power supplys, each region
On at least provided with a side temperature part, the side temperature part be electrically connected with controller, the controller electrically connects with the power supply
It connects, controlling the power supply with the temperature signal exported according to side temperature part adjusts the big of the solenoid current on each region
It is small.
Preferably, described plate body each region has the electromagnetic coil of identical quantity.
Preferably, the multiple regions on the plate body are the circumferential direction equal point formation along the plate body.
Preferably, multiple hole portions are arranged around the center line annular array of the plate body.
Preferably, the cavity inside between the electromagnetic coil and the metal sleeve inner wall, filled with heat-insulated exhausted
Edge filler.
A kind of vulcanizer, including heating plate and mold, the heating plate are upper heating plate or lower heating plate, the heating plate
It is connect with the mold, the heating plate is heating plate as described above.
Compared with prior art, it is with good effect the advantages of the utility model：
1, the electromagnetic coil is set on the plate body by the heating plate of the utility model vulcanizer, and using in institute
It states plate body outer surface and opens up the mode of the hole portion and the electromagnetic coil is set, when use only needs to utilize ripe deep hole machining
Technology processes the hole portion on the plate body, and the electromagnetic coil is then stretched to the inside of the hole portion, is finally connected
High-frequency ac power, therefore be not necessarily to electromagnetic coil disk compared with the existing technology around being set on mold, without right
The structure of mold carries out complicated design and transformation, and then significantly improves the working efficiency of tire vulcanization process.In addition, this reality
With novel one side under the premise of ensure that the stability of the plate body structure meets design requirement, electromagnetic coil is enabled to
In giving full play to the effect so that itself heat production of the plate body on the plate body, on the other hand so that each electromagnetic coil is independent
Work conveys different electric currents so as to realize to each electromagnetic coil, and when electromagnetic coil damages, only need to be to single
Coil carries out quick-replaceable, and then can realize the adjusting to each regional temperature of the plate body, while reducing to electromagnetic coil
Maintenance cost.
2, the utility model vulcanizer is not necessarily to coil electromagnetic coil compared with the existing technology by the way that the heating plate is arranged
It is set on mold, carries out complicated design and transformation without the structure to mold, and then significantly improve tyre vulcanization
The working efficiency of process.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of embodiment of heating plate of the utility model vulcanizer；
Fig. 2 is the sectional view along the directions A-A in Fig. 1；
Fig. 3 is the structure chart inside hole portion in Fig. 2；
Fig. 4 is electromagnetic coil energization rear plate body heat production range schematic diagram in Fig. 1；
Fig. 5 is the schematic diagram that circuit connecting relation is embodied when the heating plate of vulcanizer in Fig. 1 uses；
Fig. 6 is heating plate and mold connection relationship diagram in the utility model vulcanizer；
In above each figure：1, plate body；2, hole portion；3, electromagnetic coil；31, first coil group；32, the second coil group；33,
Three-winding group；4, metal sleeve；5, power supply；6, side temperature part；7, controller；8, heating plate；9, mold；10, magnetic core；11, outlet
Connector.
Specific implementation mode
In the following, the utility model is specifically described by illustrative embodiment.It should be appreciated, however, that not having
In the case of being further discussed below, element, structure and features in an embodiment can also be advantageously incorporated into other implementations
In mode.
In the description of the present invention, it should be noted that：(1) term "inner", "outside", "upper", "lower", " preceding ",
The orientation or positional relationship of instructions such as " rear " is position relationship based on ... shown in the drawings, is merely for convenience of description the utility model
It is described with simplifying, does not indicate or imply the indicated device or element must have a particular orientation, with specific orientation structure
It makes and operates, therefore should not be understood as limiting the present invention；(2) term " first ", " second ", " third " are only used for retouching
Purpose is stated, relative importance is not understood to indicate or imply；(3) since vulcanizer has upper hot plate and lower hot plate,
The heating plate of the utility model vulcanizer both can be upper hot plate, or lower hot plate is based on this, in embodiment party in detail below
The utility model only carries out clear, complete theory so that heating plate is upper hot plate as an example to the technical solution of the utility model in formula
It is bright, while those skilled in the art can directly and unambiguously obtain this reality on the basis of detailed description below
Structure when with the heating plate of Novel vulcanizing machine being lower hot plate and connection relation therebetween.
Referring to Fig. 1 to Fig. 5, a kind of heating plate of vulcanizer, including plate body 1, plate body 1 described in Fig. 1 are that middle part is provided with circle
The peripheral surface of the Circular Plate in hole, the plate body 1 offers hole portion 2, and the hole portion 2 is from the peripheral surface of the plate body 1 to institute
The center for stating plate body 1 extends, and the center of the plate body 1 is the center of circle of the plate body 1 in Fig. 1, the hole portion 2 be it is multiple, it is more
A hole portion 2 is opened up in the peripheral surface of the plate body 1 along the outer profile direction interval of the plate body 1, outside the plate body 1
Contour direction is the circumferencial direction (i.e. circumferential) of the plate body 1 in Fig. 1, and the inside of each hole portion 2 is both provided with electromagnetism
Coil 3, the electromagnetic coil 3 is along the extending direction of the hole portion 2 and another from one end of the hole portion 2 to the hole portion 2
Spiral setting is held, so that the magnetic field that the electromagnetic coil 3 generates covers any position of the hole portion 2, so that described
The place that hole portion 2 is passed through being capable of heat production.
It is above-mentioned it should be noted that by the prior art it is found that heating plate provide heat at least to cover the plate
The peripheral surface of body 1 can depend on the circumstances for the middle part heat supply of the plate body 1 to the range close to 1 middle part of the plate body,
Therefore the working depth of the hole portion 2 is not it is known to the person skilled in the art that even if the utility model provides
The specific depth of the hole portion 2, those skilled in the art can obtain directly and unambiguously the hole according to actual needs
The depth (hole portion 2 both can be through-hole, or extend to the profound shrinkage pool of 1 near middle of the plate body) in portion 2, and
And it excludes to realize the case where other than heating plate basic function the case where (such as the depth of the hole portion 2 being only 1mm)；Similarly, root
According to the basic demand that this field is distributed heating plate heat, phase also can directly and be unambiguously arranged in those skilled in the art
The interval of the adjacent hole portion 2, and the case where exclude to realize other than heating plate basic function (such as by multiple hole portions 2 it
Between it is in close proximity, while multiple hole portions 2 being concentrated in 1/10th region of the plate body 1, and other ten/
Nine region can not directly generate heat).
Based on above-mentioned, the electromagnetic coil 3 is set on the plate body 1 by the heating plate of the utility model vulcanizer, and
And the electromagnetic coil 3 is set by the way of opening up the hole portion 2 in 1 outer surface of the plate body, when use, only needs to utilize
Ripe Deep-Hole Drilling Technology processes the hole portion 2 on the plate body 1, and the electromagnetic coil 3 is then stretched to the hole
The inside in portion 2 finally connects high-frequency ac power, therefore is not necessarily to compared with the existing technology by electromagnetic coil disk around being set to
On mold, complicated design and transformation are carried out without the structure to mold, and then significantly improve tire vulcanization process
Working efficiency.In addition, if using it is existing by electromagnetic coil disk around setting mold on by the way of be simply converted into electromagnetic wire
Circle coiling is set on the plate body 1, then needs the channel of the processing placement electromagnetic coil on the plate body 1, however due to plate
The thickness of body 1 is than relatively thin, therefore the channel for processing placement electromagnetic coil both can seriously destroy the stability of 1 structure of the plate body,
It also is difficult to meet the requirement of electromagnetic coil length, that is, is difficult to entire electromagnetic coil being socketed on completely on the plate body 1, and then make
It obtains electromagnetic coil and is unable to give full play effect, this is also that the prior art is had to using one be set to electromagnetic coil on mold
A major reason, so, the utility model is creatively to breach above-mentioned technical barrier, using in 1 outer surface of the plate body
The mode for opening up the hole portion 2 places electromagnetic coil, on the one hand ensure that the stability of 1 structure of the plate body meets design and want
Under the premise of asking, enable to electromagnetic coil in giving full play to the effect so that the plate body 1 itself heat production on the plate body 1,
On the other hand so that each electromagnetic coil works independently, and different electric currents are conveyed to each electromagnetic coil so as to realize, and
When electromagnetic coil damages, need to only quick-replaceable be carried out to single coil, and then can realize to 1 each region temperature of the plate body
The adjusting of degree, while reducing the maintenance cost to electromagnetic coil.
In order to further increase the working efficiency of sulfidation, in Fig. 1 to embodiment shown in Fig. 3, by the hole portion 2
Internal electromagnetic structure is set as electromagnetic heating rod, i.e.,：The internal sleeve of the hole portion 2 is equipped with metal sleeve 4, the electromagnetic coil
3 are sheathed on the inside of the metal sleeve 4, to make the metal sleeve 4 generate whirlpool when electromagnetic coil 3 leads to high-frequency alternating current
Electric current, wherein metal sleeve 4 play the role of guiding and heat production, in use, only need metal sleeve 4 being directed at the hole portion 2,
Then under the drive of the metal sleeve 4, the electromagnetic coil 3 quickly stretches to the hole portion 2 with the metal sleeve 4
Inside to further improve the efficiency installed and replaced to the electromagnetic coil 3, and then further improves sulfidation
Working efficiency, and reduce maintenance cost.
Specifically, as shown in Figure 1 to Figure 3, one end closing of the metal sleeve 4, the other end of the metal sleeve 4 is opened
Mouthful, the metal sleeve 4 is internally provided with magnetic core 10, and the magnetic core 10 is along the length direction for being parallel to the metal sleeve 4
It is arranged, is fixedly connected in the middle part of one end of the magnetic core 10 and 4 blind end of the metal sleeve, the magnetic core 10 is for improving institute
The magnetic flux generated when electromagnetic coil 3 is powered is stated, while being advantageously implemented the Fast Installation to the electromagnetic coil 3；The electricity
Magnetic coil 3 is socketed on the outside of the magnetic core 10, and at 4 open end of the metal sleeve, the electromagnetic coil 3 is connected with outlet
Connector 11, the outlet joint 11 is used to extend out to the outside of the metal sleeve 4, to connect high-frequency ac power, Jin Erxiang
The electromagnetic coil 3 transmits high-frequency alternating current；It leaks electricity when working in order to avoid the electromagnetic coil 3 and heat is to institute
The phenomenon that stating 3 reverse conduction of electromagnetic coil occurs, in the cavity between 4 inner wall of the electromagnetic coil 3 and the metal sleeve
Portion is filled with partiting thermal insulation filler.
In order to improve the uniformity of 1 heat of the plate body, in Fig. 1 to embodiment shown in Fig. 3, the electromagnetic coil 3
It is set as multigroup along the extending direction of the hole portion 2, the adjacent electromagnetic coil 3 connects, the circle of multigroup electromagnetic coil 3
Peripheral surface direction of the number from the center of the plate body 1 to the plate body 1 sequentially increases, referring to Fig. 4, multigroup electromagnetic coil
3 so that peripheral surface direction of the magnetic flux from the center of the plate body to the plate body 1 is sequentially increased, so that the electromagnetism
The heat production of the densely distributed local plate body 1 of coil 3 is small, and electromagnetic coil 3 is distributed the heat production of the sparse local plate body 1
Amount is big, and then significantly improves the uniformity of 1 heat of the plate body.
It is above-mentioned it should be noted that Fig. 4 is only to embody 1 heat production range phase of the plate body at multigroup electromagnetic coil 3
To the schematic diagram of size, therefore the plate body 1 is true after can not illustrating the practical logical high-frequency alternating current of the electromagnetic coil 3
Heat production range.
Specifically, as shown in figure 3, the electromagnetic coil 3 is set as three groups, three groups along the extending direction of the hole portion 2
Peripheral surface direction of the electromagnetic coil 3 from the center of the plate body 1 to the plate body 1 is sequentially first coil group 31, the
Two coil group 32 and tertiary coil group 33, the number of turns of the first coil group 31 are more than the number of turns of second coil group 32, institute
The number of turns for stating the second coil group 32 is more than the number of turns of the tertiary coil group 33；It is corresponding with multigroup electromagnetic coil 3, it is described
There are three chamber, the first coil group 31, second coil group 32 and the tertiary coils for the inside formation of metal sleeve 4
Group 33 is located at the inside of 4 three chambers of the metal sleeve.
In order to improve the efficiency adjusted to 1 even heat of the plate body, in the embodiment shown in fig. 5, the plate body 1
Multiple regions are circumferentially divided into, on each region at least there is a hole portion 2, the electromagnetic coil 3 to be electrically connected with
Power supply 5, the electromagnetic coil 3 in same area connect the output port of the same power supply 5 jointly, are located at difference
The electromagnetic coil 3 on region connects the output port of the different power supplys 5, at least provided with a side on each region
Warm part 6, the side temperature part 6 are electrically connected with controller 7 (such as PLC), and the controller 7 is electrically connected with the power supply 5, with root
The temperature signal exported according to side temperature part 6 controls the size that the power supply 5 adjusts 3 electric current of the electromagnetic coil on each region.
It should be noted that the electromagnetic coil 3 and the connection type of the power supply 5 are not limited to Fig. 5, when the power supply 5
When being multiple, the electromagnetic coil 3 in same area is commonly connected on the output port of the same power supply 5,
And the electromagnetic coil 3 in different zones connects the different power supplys 5.
Based on above-mentioned, the heating plate of the utility model vulcanizer by the way that the plate body 1 is circumferentially divided into multiple regions,
The adjusting of the compartmentalization to 1 temperature of the plate body is realized, to relative to the adjusting individually to the electromagnetic coil 3, simplify
Trace arrangements, and the complexity adjusted to 1 temperature of the plate body is reduced, and then significantly improve to 1 temperature of the plate body
Degree adjusts efficiency, more so that 1 Quick uniform of the plate body is heated.
Specifically, as shown in figure 5, the region division on the plate body 1 is four, four regions is described in circumferentially deciles
The formation of plate body 1, i.e., be circumferentially divided into four regions by plate body 1 so that the size and area equation in four regions, to reduce
To the complexity that each region temperature is adjusted, be conducive to improve the accuracy that adjusts each region temperature, and then further
Improve the efficiency adjusted to 1 temperature uniformity of plate body；The side temperature part 6 is thermocouple, and the side temperature part 6 is four, four
The side temperature part 6 is respectively arranged on four regions of the plate body 1, the temperature asked four regions of the plate body 1 with this
Constantly detected；1 each region of the plate body has the electromagnetic coil 3 of identical quantity, is further improved with this
The accuracy that each region temperature is adjusted.
Preferably, in the embodiment shown in fig. 1, center line circular array of the multiple hole portions 2 around the plate body 1
Row setting, such as when the hole portion 2 is ten, the angle between the adjacent hole portion 2 is 36 °；The utility model pass through by
Multiple hole portions 2 are arranged around the center line annular array of the plate body 1, can realize being uniformly distributed for the hole portion 2, to
On the one hand be conducive to improve the processing efficiency to the hole portion 2, be on the other hand conducive to improve to 1 temperature uniformity of the plate body
The efficiency of adjusting.
Referring to Fig. 6, the utility model further relates to a kind of vulcanizer, including heating plate 8 and mold 9, and the heating plate 8 is upper
Heating plate or lower heating plate, the heating plate 8 are connect with the mold 9, and the heating plate 8 is heating plate as described above, institute
State heating plate 8 structure and its connection relation referring to above-mentioned, this will not be repeated here.
Based on above-mentioned, the utility model vulcanizer is not necessarily to compared with the existing technology by the way that the heating plate 8 is arranged by electromagnetism
Coil panel carries out complicated design and transformation around being set on mold, without the structure to mold, and then significantly improves
The working efficiency of tire vulcanization process.
Claims (10)
1. a kind of heating plate of vulcanizer, including plate body (1), it is characterised in that：The peripheral surface of the plate body (1) offers hole
Portion (2), the hole portion (2) extend from the peripheral surface of the plate body (1) to the center of the plate body (1), and the hole portion (2) is
Multiple, multiple hole portions (2) open up in the peripheral surface of the plate body (1) along the outer profile direction interval of the plate body (1),
The inside of each hole portion (2) is both provided with electromagnetic coil (3), extension side of the electromagnetic coil (3) along the hole portion (2)
To and from the hole portion (2) one end to the hole portion (2) other end spiral be arranged.
2. the heating plate of vulcanizer according to claim 1, it is characterised in that：The internal sleeve of the hole portion (2) is equipped with gold
Belong to casing (4), the electromagnetic coil (3) is sheathed on the inside of the metal sleeve (4), to lead to high frequency when electromagnetic coil (3)
The metal sleeve (4) is set to generate eddy current when alternating current.
3. the heating plate of vulcanizer according to claim 1, it is characterised in that：The electromagnetic coil (3) is along the hole
The extending direction in portion (2) is set as multigroup, and the number of turns of multigroup electromagnetic coil (3) is from the center of the plate body (1) to described
The peripheral surface direction of plate body (1) sequentially increases.
4. the heating plate of vulcanizer according to claim 3, it is characterised in that：The electromagnetic coil (3) is along the hole
The extending direction in portion (2) is set as three groups, and electromagnetic coil (3) described in three groups is from the center of the plate body (1) to the plate body (1)
Peripheral surface direction sequentially be first coil group (31), the second coil group (32) and tertiary coil group (33), the First Line
The number of turns of circle group (31) is more than the number of turns of second coil group (32), and the number of turns of second coil group (32) is more than described the
The number of turns of three-winding group (33).
5. the heating plate of vulcanizer according to claim 1, it is characterised in that：The plate body (1) is circumferentially divided into more
At least there is on each region a hole portion (2), the electromagnetic coil (3) to be electrically connected with power supply (5), position in a region
The output port of the same power supply (5) is connected jointly in the electromagnetic coil (3) in same area, is located at different zones
On the electromagnetic coil (3) connect the output port of the different power supplys (5), at least provided with a side on each region
Warm part (6), the side temperature part (6) are electrically connected with controller (7), and the controller (7) is electrically connected with the power supply (5),
The power supply (5), which is controlled, with the temperature signal exported according to side temperature part (6) adjusts electromagnetic coil (3) electric current on each region
Size.
6. the heating plate of vulcanizer according to claim 5, it is characterised in that：Described plate body (1) each region has phase
With the electromagnetic coil (3) of quantity.
7. the heating plate of vulcanizer according to claim 6, it is characterised in that：Multiple regions on the plate body (1) are
Along the circumferential direction equal point formation of the plate body (1).
8. the heating plate of the vulcanizer according to any one of claim 1-7, it is characterised in that：Multiple hole portions (2)
Center line annular array around the plate body (1) is arranged.
9. the heating plate of vulcanizer according to claim 2, it is characterised in that：In the electromagnetic coil (3) and the gold
Belong to the cavity inside between casing (4) inner wall, is filled with partiting thermal insulation filler.
10. a kind of vulcanizer, it is characterised in that：Including heating plate (8) and mold (9), the heating plate (8) be upper heating plate or
Lower heating plate, the heating plate (8) connect with the mold (9), and the heating plate (8) is any one of claim 1-9 institutes
The heating plate stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820193369.2U CN207808201U (en) | 2018-02-02 | 2018-02-02 | The heating plate and vulcanizer of vulcanizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820193369.2U CN207808201U (en) | 2018-02-02 | 2018-02-02 | The heating plate and vulcanizer of vulcanizer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207808201U true CN207808201U (en) | 2018-09-04 |
Family
ID=63321739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820193369.2U Active CN207808201U (en) | 2018-02-02 | 2018-02-02 | The heating plate and vulcanizer of vulcanizer |
Country Status (1)
| Country | Link |
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| CN (1) | CN207808201U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108162268A (en) * | 2018-02-02 | 2018-06-15 | 青岛双星橡塑机械有限公司 | The heating plate and vulcanizer of vulcanizer |
-
2018
- 2018-02-02 CN CN201820193369.2U patent/CN207808201U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108162268A (en) * | 2018-02-02 | 2018-06-15 | 青岛双星橡塑机械有限公司 | The heating plate and vulcanizer of vulcanizer |
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| CP03 | Change of name, title or address |
Address after: 266400 88 Gang Xing Road, POI Town, Huangdao District, Qingdao, Shandong Patentee after: Qingdao Shuangxing Equipment Manufacturing Co.,Ltd. Address before: 266000 No.66 Gangxing Avenue, Huangdao District, Qingdao City, Shandong Province Patentee before: QINGDAO DOUBLESTAR RUBBER & PLASTIC MACHINERY Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 266400 88 Gang Xing Road, POI Town, Huangdao District, Qingdao, Shandong Patentee after: Qingdao Hailang Intelligent Equipment Co.,Ltd. Address before: 266400 88 Gang Xing Road, POI Town, Huangdao District, Qingdao, Shandong Patentee before: Qingdao Shuangxing Equipment Manufacturing Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |