CN217144563U - Quick demoulding device for glass fiber reinforced plastic cooling tower - Google Patents

Quick demoulding device for glass fiber reinforced plastic cooling tower Download PDF

Info

Publication number
CN217144563U
CN217144563U CN202123235390.5U CN202123235390U CN217144563U CN 217144563 U CN217144563 U CN 217144563U CN 202123235390 U CN202123235390 U CN 202123235390U CN 217144563 U CN217144563 U CN 217144563U
Authority
CN
China
Prior art keywords
groups
upper die
cooling tower
fiber reinforced
glass fiber
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.)
Active
Application number
CN202123235390.5U
Other languages
Chinese (zh)
Inventor
王洪涛
王西珍
王观武
张登亮
杨延海
张涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shengli Oilfield Jindao Huarui Engineering Construction Co ltd
Original Assignee
Shengli Oilfield Jindao Huarui Engineering Construction Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shengli Oilfield Jindao Huarui Engineering Construction Co ltd filed Critical Shengli Oilfield Jindao Huarui Engineering Construction Co ltd
Priority to CN202123235390.5U priority Critical patent/CN217144563U/en
Application granted granted Critical
Publication of CN217144563U publication Critical patent/CN217144563U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Landscapes

  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The utility model provides a glass fiber reinforced plastic cooling tower rapid demoulding device, which comprises a mounting seat; the number of the mounting seats is two, the two mounting seats are symmetrically arranged, and an upper die and a lower die are fixedly mounted on the inner sides of the two mounting seats; the two groups of cooling mechanisms are symmetrically arranged on the left side and the right side of the upper die; the left side and the right side of the upper die are also provided with control parts, and the two groups of control parts are positioned above the two groups of cooling mechanisms; the utility model discloses a vibration portion installs the front end at last mould, and goes up the front end of mould and still install two sets of connecting portion to two sets of connecting portion are located the both sides of vibration portion, the utility model discloses when the bottom of two actuating levers and two press the switch's top contact, the motor work in two sets of cooling mechanisms is convenient for cool down to the product in last mould, because of expend with heat and contract with cold's principle, the product volume reduces, and then and form certain gap between the last mould, the product of being convenient for breaks away from with last mould.

Description

Quick demoulding device for glass fiber reinforced plastic cooling tower
Technical Field
The utility model belongs to the technical field of shedder, more specifically say, in particular to glass steel cooling tower quick shedder.
Background
The glass fiber reinforced plastic cooling tower is a device which uses water as a circulating coolant and absorbs heat from a system to be discharged to the atmosphere so as to reduce the water temperature, and the glass fiber reinforced plastic cooling tower has large volume, is easy to adhere with a mould during production and is not convenient for separation between the glass fiber reinforced plastic cooling tower and the mould.
Based on the foregoing, the inventor finds that the existing demolding device generally breaks away from the product and the mold through the ejector pins, and the demolding mode is easy to damage the appearance of the product on the one hand, so that the processing quality of the product is influenced, the temperature of the product after breaking away from the product on the other hand is higher, the product after breaking away from is inconvenient for workers to take, and the existing demolding device cannot meet the current use requirements.
Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a rapid demoulding device for a glass fiber reinforced plastic cooling tower is provided, so as to achieve the purpose of higher practical value.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a quick shedder of glass steel cooling tower to solve present all break away from product and mould through the thimble, this drawing of patterns mode, easily cause the damage to the outward appearance of product on the one hand, influenced the processingquality of product, the product temperature after on the other hand breaks away from is higher, the problem that the staff of being convenient for taken is not taken to the product after breaking away from.
The utility model discloses purpose and efficiency of glass steel cooling tower rapid demoulding device are reached by following concrete technological means:
the quick demoulding device for the glass fiber reinforced plastic cooling tower comprises a mounting seat;
the number of the mounting seats is two, the two mounting seats are symmetrically arranged, and an upper die and a lower die are fixedly mounted on the inner sides of the two mounting seats; the two groups of cooling mechanisms are symmetrically arranged on the left side and the right side of the upper die; the left side and the right side of the upper die are also provided with control parts, and the two groups of control parts are positioned above the two groups of cooling mechanisms;
the vibrating part is arranged at the front end of the upper die, two groups of connecting parts are also arranged at the front end of the upper die, and the two groups of connecting parts are positioned at two sides of the vibrating part; and the driving devices are provided with two groups, the two groups of driving devices are symmetrically arranged at the left side and the right side of the lower die, and the two groups of driving devices are positioned below the two groups of connecting parts.
Further, the vibration part includes:
the mounting frame is fixedly connected with the upper die;
the guide posts are provided with three guide posts, the rear ends of the three guide posts are fixedly provided with solid blocks, springs are arranged outside the three guide posts, and the three springs are positioned between the three solid blocks and the mounting frame;
and the fixing plate is fixedly arranged at the front ends of the three guide posts.
Further, the control section includes:
the first supporting block is fixedly connected with the upper die;
and the first connecting rod is fixedly arranged on the outer side of the first supporting block through a screw.
Further, the connection portion includes:
the fixed block is fixedly connected with the upper die;
the connecting shaft rotates and is installed in the fixed block, the driving piece is fixedly installed at the inner end of the connecting shaft, and the gear is fixedly installed at the outer end of the connecting shaft.
Further, the cooling mechanism includes:
the bracket is fixedly connected with the upper die;
the three fixing frames are fixedly arranged in the bracket;
the motor, the motor is equipped with threely altogether, and three motor fixed mounting is in the inside of three mount to the impeller is installed to the inboard of three motor.
Further, the driving device includes:
the second supporting block is fixedly connected with the lower die;
the second connecting rod is fixedly arranged on the outer side of the second supporting block through a screw;
and the rack is fixedly arranged at the top of the second connecting rod and is meshed and connected with the gear.
Further, the control unit further includes:
the push switch is fixedly arranged at the top of the first connecting rod;
and the driving rod is fixedly arranged on the outer side of the lower die.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model is characterized in that the driving rods are fixedly arranged at the left side and the right side of the lower die, so when the lower die is opened and closed, the bottoms of the two driving rods are contacted with the tops of the two press switches, and the bottoms of the two driving rods are in a semicircular structure, thereby avoiding the two press switches from being damaged when the two driving rods move, prolonging the service life of the two press switches, when the bottoms of the two driving rods are contacted with the tops of the two press switches, the motors in the two groups of cooling mechanisms work to facilitate the cooling of the product in the upper die, and because of the principle of expansion with heat and contraction with cold, the product volume is reduced, thereby forming a certain gap between the two driving rods and the upper die, facilitating the separation of the product and the upper die, and when the upper die and the lower die are closed, the two groups of cooling mechanisms are separated from the two press switches, at the moment, the two groups of cooling mechanisms stop working, reduce the electric energy consumption, are convenient to use, and simultaneously ensure that the separated product is in a normal temperature state, the connecting rod I is convenient to take and is prevented from being worn and torn when moving due to the fact that a certain gap is formed between the connecting rod I and the outer side face of the lower die due to the arrangement of the first supporting block, and the service life of the connecting rod I is prolonged.
2. The utility model discloses be connected because of two racks and two gear engagement, thereby when making the lower mould open and shut, two gears take place to rotate, inner fixed mounting because of two connecting axles has the driving piece, and then it is rotatory to make two gear rotation drive the driving piece, again because of the externally mounted of three guide post has the spring, and three spring is located between three solid block and the installing frame, and then when making two driving pieces rotatory, fixed plate reciprocating motion all around, thereby drive three solid block reciprocating motion all around, can make slight vibration to last mould when three solid block reciprocating motion all around, and then be convenient for the product and break away from with last mould, the setting of supporting shoe two, make and form certain gap between the lateral surface of connecting rod two and last mould, the wearing and tearing of connecting rod two emergence when removing have been avoided, the life of connecting rod two has been improved.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic structural diagram of the utility model with two hidden mounting seats.
Fig. 3 is a schematic structural diagram of the cooling mechanism of the present invention.
Fig. 4 is a schematic structural diagram of the control unit of the present invention.
Fig. 5 is a schematic view of a partially enlarged structure of the region a in fig. 4 according to the present invention.
Fig. 6 is a schematic structural view of the vibrating portion of the present invention.
Fig. 7 is a schematic structural view of the connecting portion of the present invention.
Fig. 8 is a schematic structural diagram of the driving device of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a mounting seat;
2. an upper die;
3. a lower die;
4. a cooling mechanism; 401. a support; 402. a fixed mount; 403. a motor;
5. a control unit; 501. a first supporting block; 502. a first connecting rod; 503. a push switch; 504. a drive rod;
6. a vibrating section; 601. installing a frame; 602. a guide post; 6021. a solid block; 603. a fixing plate;
7. a connecting portion; 701. a fixed block; 702. a connecting shaft; 7021. a drive member; 7022. a gear;
8. a drive device; 801. a second supporting block; 802. a second connecting rod; 8021. a rack.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 8:
the utility model provides a glass fiber reinforced plastic cooling tower rapid demoulding device, which comprises a mounting seat 1; the number of the installation bases 1 is two, the two installation bases 1 are symmetrically arranged, and an upper die 2 and a lower die 3 are fixedly installed on the inner sides of the two installation bases 1; the two groups of cooling mechanisms 4 are arranged, and the two groups of cooling mechanisms 4 are symmetrically arranged at the left side and the right side of the upper die 2; the left side and the right side of the upper die 2 are also provided with control parts 5, and the two groups of control parts 5 are positioned above the two groups of cooling mechanisms 4; the vibrating part 6 is installed at the front end of the upper die 2, two groups of connecting parts 7 are further installed at the front end of the upper die 2, and the two groups of connecting parts 7 are located on two sides of the vibrating part 6; two sets of driving devices 8 are arranged on the driving devices 8, the two sets of driving devices 8 are symmetrically arranged on the left side and the right side of the lower die 3, and the two sets of driving devices 8 are positioned below the two sets of connecting parts 7.
As shown in fig. 3, 4, and 5, the temperature lowering mechanism 4 includes: the support 401 is fixedly connected with the upper die 2; the number of the fixing frames 402 is three, and the three fixing frames 402 are fixedly arranged in the support 401; the motors 403 and the motors 403 are three in number, the three motors 403 are fixedly installed inside the three fixing frames 402, impellers are installed on the inner sides of the three motors 403, and the control part 5 includes: the first support block 501, the first support block 501 and the upper die 2 are fixedly connected; the first connecting rod 502 is fixedly arranged on the outer side of the first supporting block 501 through a screw; the push switch 503 is fixedly arranged at the top of the first connecting rod 502; the driving rod 504, the driving rod 504 fixed mounting is in the outside of lower mould 3, and its concrete function does: because the driving rods 504 are fixedly arranged at the left side and the right side of the lower die 3, when the lower die 3 is opened and closed, the bottoms of the two driving rods 504 are contacted with the tops of the two press switches 503, and the bottoms of the two driving rods 504 are of a semicircular structure, so that the two press switches 503 are prevented from being damaged when the two driving rods 504 move, the service lives of the two press switches 503 are prolonged, when the bottoms of the two driving rods 504 are contacted with the tops of the two press switches 503, the motors 403 in the two groups of cooling mechanisms 4 work, so that the product in the upper die 2 is cooled, the volume of the product is reduced due to the principle of thermal expansion and cold contraction, a certain gap is formed between the product and the upper die 2, the product is conveniently separated from the upper die 2, when the upper die 2 and the lower die 3 are closed, the two driving rods 504 are separated from the two press switches 503, at the moment, the two groups of cooling mechanisms 4 stop working, and the electric energy consumption is reduced, convenient to use, setting up of supporting shoe 501 for form certain gap between the lateral surface of connecting rod 502 and lower mould 3, avoided connecting rod 502 to take place wearing and tearing when removing, improved the life of connecting rod 502.
As shown in fig. 6, 7, and 8, the vibrating portion 6 includes: the mounting frame 601, the mounting frame 601 is fixedly connected with the upper die 2; the guide posts 602 are provided with three guide posts 602, the rear ends of the three guide posts 602 are fixedly provided with solid blocks 6021, springs are arranged outside the three guide posts 602, and the three springs are positioned between the three solid blocks 6021 and the mounting frame 601; a fixing plate 603, the fixing plate 603 is fixedly mounted at the front end of the three guide posts 602, and the connecting portion 7 includes: the fixed block 701 is fixedly connected with the upper die 2; connecting axle 702, connecting axle 702 rotate to be installed in the inside of fixed block 701, and the inner fixed mounting of connecting axle 702 has driving piece 7021, and the outer end fixed mounting of connecting axle 702 has gear 7022, and drive arrangement 8 includes: the second supporting block 801 is fixedly connected with the lower die 3; the second connecting rod 802 is fixedly arranged on the outer side of the second supporting block 801 through a screw; the rack 8021 and the rack 8021 are fixedly arranged on the top of the second connecting rod 802, and the rack 8021 is meshed with the gear 7022, so that the rack 8021 has the following specific functions: because the two racks 8021 are meshed with the two gears 7022, when the lower die 3 is opened and closed, the two gears 7022 rotate, the driving parts 7021 are fixedly mounted at the inner ends of the two connecting shafts 702, the two gears 7022 are driven to rotate when rotating, springs are mounted outside the three guide posts 602 and are positioned between the three solid blocks 6021 and the mounting frame 601, the fixing plate 603 moves back and forth in a reciprocating manner when the two driving parts 7021 rotate, slight vibration can be caused to the upper die 2 when the three solid blocks 6021 move back and forth in a reciprocating manner, so that a product can be separated from the upper die 2 conveniently, and a certain gap is formed between the connecting rod two 802 and the outer side face of the upper die 2 due to the arrangement of the supporting block two 801, so that the connecting rod two 802 is prevented from being worn when moving, and the service life of the connecting rod two 802 is prolonged.
In another embodiment, rubber pads can be fixedly arranged at the outer ends of the three solid blocks 6021, and the rubber is elastic at room temperature, can be deformed greatly under the action of small external force, and can be recovered after the external force is removed.
The specific use mode and function of the embodiment are as follows:
when the utility model is used, firstly, a worker is connected with the equipment through two mounting seats 1, when the lower die 3 is opened, the bottoms of two driving rods 504 are contacted with the tops of two press switches 503, so that the motors 403 in two groups of cooling mechanisms 4 work, and the product in the upper die 2 is cooled, due to the principle of expansion with heat and contraction with cold, the product volume is reduced, and further a certain gap is formed between the two driving rods and the upper die 2, so that the product is separated from the upper die 2, and when the upper die 2 and the lower die 3 are closed, the two driving rods 504 are separated from the two press switches 503, at the moment, the two groups of cooling mechanisms 4 stop working, the power consumption is reduced, when the lower die 3 is opened, the two gears 7022 rotate, due to the driving piece 7021 fixedly mounted at the inner ends of the two connecting shafts 702, and further the driving piece 7021 is driven to rotate when the two gears 7022 rotate, and because of springs are mounted outside the three guide posts 602, and the three springs are positioned between the three solid blocks 6021 and the mounting frame 601, so that when the two driving parts 7021 rotate, the fixing plate 603 moves back and forth in a reciprocating manner, and when the three solid blocks 6021 move back and forth in a reciprocating manner, the fixing plate slightly vibrates the upper die 2, so that the product can be conveniently separated from the upper die 2.
The details of the present invention are well known to those skilled in the art.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims (7)

1. Quick shedder of glass steel cooling tower, its characterized in that: comprises a mounting seat (1);
the two installation bases (1) are arranged in total, the two installation bases (1) are symmetrically arranged, and an upper die (2) and a lower die (3) are fixedly installed on the inner sides of the two installation bases (1); the two groups of cooling mechanisms (4) are arranged in total, and the two groups of cooling mechanisms (4) are symmetrically arranged on the left side and the right side of the upper die (2); the left side and the right side of the upper die (2) are also provided with control parts (5), and the two groups of control parts (5) are positioned above the two groups of cooling mechanisms (4);
the vibration part (6) is arranged at the front end of the upper die (2), two groups of connecting parts (7) are further arranged at the front end of the upper die (2), and the two groups of connecting parts (7) are positioned on two sides of the vibration part (6); the driving device (8) is provided with two groups, the two groups of driving devices (8) are symmetrically arranged on the left side and the right side of the lower die (3), and the two groups of driving devices (8) are located below the two groups of connecting parts (7).
2. The glass fiber reinforced plastic cooling tower rapid demoulding device as defined in claim 1, wherein: the cooling mechanism (4) comprises:
the support (401), the support (401) is fixedly connected with the upper die (2);
the number of the fixing frames (402) is three, and the three fixing frames (402) are fixedly arranged in the support (401);
the motor (403), the motor (403) is equipped with three altogether, and three motor (403) fixed mounting are in the inside of three mount (402), and the inboard of three motor (403) is installed the impeller.
3. The glass fiber reinforced plastic cooling tower rapid demoulding device as defined in claim 1, wherein: the control unit (5) includes:
the first supporting block (501), the first supporting block (501) is fixedly connected with the upper die (2);
the first connecting rod (502) is fixedly installed on the outer side of the first supporting block (501) through a screw.
4. The glass fiber reinforced plastic cooling tower rapid demoulding device as defined in claim 1, wherein: the control unit (5) further comprises:
the push switch (503), the push switch (503) is fixedly installed on the top of the first connecting rod (502);
and the driving rod (504), and the driving rod (504) is fixedly arranged on the outer side of the lower die (3).
5. The glass fiber reinforced plastic cooling tower rapid demoulding device as defined in claim 1, wherein: the vibrating section (6) includes:
the mounting frame (601), the mounting frame (601) is fixedly connected with the upper die (2);
the guide columns (602) are provided with three guide columns (602), the rear ends of the three guide columns (602) are fixedly provided with solid blocks (6021), springs are arranged outside the three guide columns (602), and the three springs are positioned between the three solid blocks (6021) and the mounting frame (601);
and the fixing plate (603) is fixedly arranged at the front ends of the three guide columns (602).
6. The glass fiber reinforced plastic cooling tower rapid demoulding device as claimed in claim 1, wherein: the connecting portion (7) includes:
the fixing block (701), the fixing block (701) is fixedly connected with the upper die (2);
the connecting shaft (702), connecting shaft (702) rotate to be installed in the inside of fixed block (701), and the inner fixed mounting of connecting shaft (702) has driving piece (7021), and the outer end fixed mounting of connecting shaft (702) has gear (7022).
7. The glass fiber reinforced plastic cooling tower rapid demoulding device as defined in claim 1, wherein: the drive device (8) comprises:
the second supporting block (801), the second supporting block (801) is fixedly connected with the lower die (3);
the second connecting rod (802), the second connecting rod (802) is fixedly installed on the outer side of the second supporting block (801) through a screw;
and the rack (8021) is fixedly arranged at the top of the second connecting rod (802), and the rack (8021) is meshed and connected with the gear (7022).
CN202123235390.5U 2021-12-22 2021-12-22 Quick demoulding device for glass fiber reinforced plastic cooling tower Active CN217144563U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202123235390.5U CN217144563U (en) 2021-12-22 2021-12-22 Quick demoulding device for glass fiber reinforced plastic cooling tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202123235390.5U CN217144563U (en) 2021-12-22 2021-12-22 Quick demoulding device for glass fiber reinforced plastic cooling tower

Publications (1)

Publication Number Publication Date
CN217144563U true CN217144563U (en) 2022-08-09

Family

ID=82685933

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202123235390.5U Active CN217144563U (en) 2021-12-22 2021-12-22 Quick demoulding device for glass fiber reinforced plastic cooling tower

Country Status (1)

Country Link
CN (1) CN217144563U (en)

Similar Documents

Publication Publication Date Title
CN211489591U (en) Machine part mould convenient to drawing of patterns
CN215550337U (en) Oil pressure rubber forming machine
CN217144563U (en) Quick demoulding device for glass fiber reinforced plastic cooling tower
CN219381354U (en) Injection molding mechanism for circuit breaker shell production
CN217849815U (en) Air-cooled machine tool servo driver
CN209886459U (en) Stamping device is used in production of new energy automobile chassis spare part convenient to it is fixed
CN113426954A (en) Cold and hot switching efficient casting machine
CN214108501U (en) Stamping die with cooling function
CN213362883U (en) Adjusting device is used in water heater installation
CN113270680B (en) New energy automobile power battery package convenient to dismantle
CN218196379U (en) Mould of dehumidifier water collector
CN211729613U (en) Direct-pressing forming press for bathroom ceramic blanks
CN221233180U (en) Mechanical part machining die with rapid heat dissipation function
CN220946496U (en) Plastic product injection mold convenient to remove dust
CN210733119U (en) Candle shape PC cover injection mold
CN219543887U (en) Polymer material forming and processing die
CN216959512U (en) Servo motor with dustproof function
CN217293247U (en) Mould is used in switching power supply shell production convenient to get material
CN218855222U (en) Raw material forming device is used in metal axle production
CN217333841U (en) Novel circuit breaker capacitor
CN216461705U (en) Lead grid low-temperature casting device
CN213860234U (en) Full-automatic efficient continuous demolding structure of precise mold
CN215511883U (en) Mould for automotive interior spare
CN214606028U (en) Auxiliary equipment for processing butyl rubber tire with high temperature resistance
CN219968563U (en) Material removing mechanism for producing hydrogen fuel cell sealing element

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant