CN214881726U - High-efficient ageing furnace for aluminum alloy - Google Patents
High-efficient ageing furnace for aluminum alloy Download PDFInfo
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- CN214881726U CN214881726U CN202121238173.9U CN202121238173U CN214881726U CN 214881726 U CN214881726 U CN 214881726U CN 202121238173 U CN202121238173 U CN 202121238173U CN 214881726 U CN214881726 U CN 214881726U
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Abstract
The utility model provides a high-efficient ageing furnace for aluminum alloy, relates to the technical field of aluminum alloy processing, and comprises a furnace body and a furnace door, wherein the furnace door is arranged at the opening part at the front end of the furnace body, both sides inside the furnace body are provided with infrared heating pipes, the bottom inside the furnace body is provided with a track extending out of the furnace body, the track is movably provided with a sliding plate, the sliding plate is provided with a placing groove, a net frame is placed inside the placing groove, and the front end and the rear end of the net frame are provided with connecting shafts; the utility model discloses a net frame holds aluminum alloy part, conveniently sends the net frame into to the furnace body along track movement through the slide, provides the heating through infrared heating pipe, through the pneumatic cylinder extension, utilizes the clamping part to rotate and connects the connecting axle to mention the net frame, the flexible output through flexible motor can drive the net frame rotation with the connecting axle of rear end, makes things convenient for the rotatory dispersion of the inside aluminum alloy part of net frame, makes it be heated more evenly, optimizes the processing effect.
Description
Technical Field
The utility model relates to an aluminum alloy processing technology field especially relates to a high-efficient ageing furnace for aluminum alloy.
Background
The aluminum alloy aging furnace is special equipment for eliminating preheating of aluminum alloy materials after primary processing, is an energy-saving periodic operation furnace and is mainly used for aging heat treatment of aluminum alloy castings, aluminum alloy die castings, aluminum alloy hubs, aluminum alloy wires, aluminum alloy plates, aluminum alloy grid plates, pistons and the like in a high temperature-equalizing state;
among the prior art, when the heat treatment to some aluminum alloy parts, often stack many aluminum alloy parts on placing the dish, then will place the dish and send into ageing furnace and process, because the part is piled together, cause and be heated inhomogeneously, influence the processing effect, consequently, the utility model provides a high-efficient ageing furnace for aluminum alloy is in order to solve the problem that exists among the prior art.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides an ageing furnace for high-efficient aluminum alloy, this ageing furnace for high-efficient aluminum alloy holds the aluminum alloy part through the net frame, conveniently send the net frame into to the furnace body along track movement through the slide, provide the heating through infrared heating pipe, through the pneumatic cylinder extension, utilize the clamping part to rotate and connect the connecting axle, thereby mention the net frame, the flexible output through flexible motor can drive the net frame rotation with the connecting axle of rear end, make things convenient for the rotatory dispersion of the inside aluminum alloy part of net frame, it is more even to make it be heated, optimize the processing effect.
For realizing the purpose of the utility model, the utility model discloses a following technical scheme realizes: an aging furnace for high-efficiency aluminum alloy comprises a furnace body and a furnace door, wherein the furnace door is arranged at an opening at the front end of the furnace body, infrared heating pipes are arranged on two sides inside the furnace body, a track extending out of the furnace body is arranged at the bottom inside the furnace body, a sliding plate is movably arranged on the track, a placing groove is arranged on the sliding plate, a net frame is placed inside the placing groove, and connecting shafts are arranged at the front end and the rear end of the net frame;
the front and back end at furnace body top all is equipped with the pneumatic cylinder, and the output of pneumatic cylinder extends to the inside of furnace body and is equipped with the clamping part, the clamping part rotates the adaptation with the connecting axle, the intermediate position department at furnace body top is equipped with the vent, and is equipped with the ventilation fan in the vent, the rear end of furnace body is equipped with flexible motor, and the flexible output of flexible motor extends to the inside of furnace body, flexible motor's flexible output and rear end connecting axle looks adaptation.
The further improvement lies in that: the front end at furnace body top is equipped with articulated seat, and rotates on the articulated seat and install the support arm, the support arm passes through motor drive rotation, the front end of support arm is articulated to have the linking arm, and the lower extreme of linking arm is connected with the front side of furnace gate, it has stretch cylinder to articulate on the support arm, and stretch cylinder's output and linking arm upper end are articulated.
The further improvement lies in that: the track is provided with a sliding chute, and pulleys matched with the sliding chute are arranged at four corners of the bottom of the sliding plate.
The further improvement lies in that: the top of screen frame articulates there is the baiting door, and the front end of baiting door is equipped with the fixed block, install the knob bolt on the fixed block, the baiting door passes through fixed block cooperation knob bolt and screen frame closure fixed.
The further improvement lies in that: the connecting shaft is provided with a bearing ring, the clamping part comprises a clamping block and a clamping arm, the two sides of the inside of the clamping block are hinged with the clamping arm, a half gear is arranged on the clamping arm, a first motor is arranged above the inside of the clamping block, the output end of the first motor is provided with a worm matched with the half gear, and the clamping arm is matched with the bearing ring.
The further improvement lies in that: the clamping part comprises a driving plate and clamping plates, the clamping plates are movably mounted on two sides of the lower portion of the driving plate, arc grooves matched with the connecting shafts are formed in the inner sides of the clamping plates, and balls are arranged on the inner sides of the arc grooves in a rolling mode.
The further improvement lies in that: the bottom of drive plate is equipped with the mounting groove, and the inside rotation of mounting groove installs two-way screw rod, and is two sets of the upper end of grip block is equipped with respectively with the nut cover of two-way screw rod both ends screw thread looks adaptation, one side of drive plate is equipped with the second motor, and the output and the two-way screw rod of second motor are connected.
The further improvement lies in that: the inside of connecting axle of rear end is equipped with the triangular groove, the flexible output of flexible motor is equipped with the triangular prism with triangular groove looks adaptation.
The utility model has the advantages that:
1. the utility model discloses a net frame holds aluminum alloy part, conveniently sends the net frame into to the furnace body along track movement through the slide, provides the heating through infrared heating pipe, through the pneumatic cylinder extension, utilizes the clamping part to rotate and connects the connecting axle to mention the net frame, the flexible output through flexible motor can drive the net frame rotation with the connecting axle of rear end, makes things convenient for the rotatory dispersion of the inside aluminum alloy part of net frame, makes it be heated more evenly, optimizes the processing effect.
2. The utility model discloses an effect of clamping part utilizes first motor to drive the worm rotatory to it is rotatory to drive the half gear, makes the centre gripping arm open or closed, conveniently grasps the race ring, and when cooperation pneumatic cylinder mentions connecting axle and screen frame, guarantees the rotation performance of screen frame, and it is more convenient to use.
3. The utility model discloses an effect of clamping part utilizes the second motor to drive two-way screw rod rotatory to drive the grip block and remove, make the grip block open or closed, roll the clamping axle with the effect of ball, when cooperation pneumatic cylinder mentions connecting axle and screen frame, guarantee the rotation performance of screen frame, it is more convenient to use.
4. The utility model discloses a motor drives the support arm rotation, and it is rotatory that the tensile cylinder of cooperation drives the linking arm, and the convenience is opened the furnace gate or is closed, and the mechanization is opened and close, and is safer.
Drawings
Fig. 1 is a front view of an embodiment of the present invention;
FIG. 2 is a schematic view of a clamping portion according to an embodiment of the present invention;
fig. 3 is a schematic view of a clamping portion according to an embodiment of the present invention;
FIG. 4 is a front view of the second embodiment of the present invention;
FIG. 5 is a schematic view of a second clamping portion according to an embodiment of the present invention;
fig. 6 is an internal schematic view of a second driving board according to an embodiment of the present invention;
fig. 7 is a schematic view of the screen frame of the present invention;
fig. 8 is a back view of the present invention.
Wherein: 1. a furnace body; 2. a furnace door; 3. an infrared heating pipe; 4. a track; 5. a slide plate; 6. a screen frame; 7. a connecting shaft; 8. a pneumatic cylinder; 9. a vent; 10. a telescopic motor; 11. a support arm; 12. a connecting arm; 13. stretching the cylinder; 14. a chute; 15. a pulley; 16. a discharge door; 17. a fixed block; 18. a knob bolt; 19. a bearing ring; 20. a clamping block; 21. a clamp arm; 22. a half gear; 23. a first motor; 24. a worm; 25. a drive plate; 26. a clamping plate; 27. a ball bearing; 28. mounting grooves; 29. a bidirectional screw; 30. a second motor; 31. a triangular groove.
Detailed Description
In order to deepen the understanding of the present invention, the following embodiments will be combined to make the present invention do further details, and the present embodiment is only used for explaining the present invention, and does not constitute the limitation of the protection scope of the present invention.
Example one
According to the drawings of fig. 1, 2, 3, 7 and 8, the embodiment provides a high-efficiency aging furnace for aluminum alloy, which comprises a furnace body 1 and a furnace door 2, wherein the furnace door 2 is arranged at an opening at the front end of the furnace body 1, infrared heating pipes 3 are arranged on two sides inside the furnace body 1, a rail 4 extending out of the furnace body 1 is arranged at the bottom inside the furnace body 1, a sliding plate 5 is movably arranged on the rail 4, a placing groove is arranged on the sliding plate 5, a net frame 6 is placed inside the placing groove, and connecting shafts 7 are arranged at the front end and the rear end of the net frame 6;
the front and back end at 1 top of furnace body all is equipped with pneumatic cylinder 8, and pneumatic cylinder 8's output extends to furnace body 1's inside and is equipped with the clamping part, the clamping part rotates the adaptation with connecting axle 7, the intermediate position department at 1 top of furnace body is equipped with vent 9, and is equipped with the ventilation fan in the vent 9, the rear end of furnace body 1 is equipped with flexible motor 10, and the flexible output of flexible motor 10 extends to furnace body 1's inside, flexible motor 10's flexible output and rear end 7 looks adaptations of connecting axle. During the use, hold the aluminum alloy part through net frame 6, remove through slide 5 along track 4 and conveniently send net frame 6 into furnace body 1 in, provide the heating through infrared heating pipe 3, through the extension of pneumatic cylinder 8, utilize the clamping part to rotate and connect connecting axle 7, thereby mention net frame 6, it is rotatory to be connected with the connecting axle 7 of rear end through flexible output of flexible motor 10, make things convenient for the rotatory dispersion of the inside aluminum alloy part of net frame 6, it is more even to make it be heated.
The front end at 1 top of furnace body is equipped with articulated seat, and rotates on the articulated seat and install support arm 11, support arm 11 passes through motor drive rotation, the front end of support arm 11 articulates there is linking arm 12, and the lower extreme of linking arm 12 is connected with the front side of furnace gate 2, it has stretch cylinder 13 to articulate on the support arm 11, and stretch cylinder 13's output is articulated with linking arm 12 upper end. The supporting arm 11 is driven to rotate through the motor, the connecting arm 12 is driven to rotate through the matching stretching cylinder 13, the furnace door 2 is conveniently opened or closed, mechanical opening and closing are achieved, and the furnace door is safer.
The track 4 is provided with a sliding chute 14, and the four corners of the bottom of the sliding plate 5 are provided with pulleys 15 matched with the sliding chute 14. The movement is convenient.
The top of screen frame 6 articulates there is emptying door 16, and the front end of emptying door 16 is equipped with fixed block 17, install knob bolt 18 on the fixed block 17, emptying door 16 passes through fixed block 17 cooperation knob bolt 18 and screen frame 6 closed fixed. For opening the insertion or removal of components into or from the frame 6.
Be equipped with race ring 19 on the connecting axle 7, the clamping part includes grip block 20 and centre gripping arm 21, the inside both sides of grip block 20 all articulate there is centre gripping arm 21, and is equipped with half gear 22 on the centre gripping arm 21, the inside top of grip block 20 is equipped with first motor 23, and the output of first motor 23 be equipped with the worm 24 of half gear 22 looks adaptation, centre gripping arm 21 and race ring 19 looks adaptation. During the use, through the effect of clamping part, utilize first motor 23 to drive worm 24 rotatory to it is rotatory to drive half gear 22, makes centre gripping arm 21 open or closed, conveniently grasps bearing ring 19, when cooperation pneumatic cylinder 8 is mentioned connecting axle 7 and screen frame 6, guarantees the rotation performance of screen frame 6.
The inside of connecting axle 7 of rear end is equipped with triangular groove 31, the flexible output of flexible motor 10 is equipped with the triangular prism with triangular groove 31 looks adaptation. The net frame 6 can be driven to rotate by matching the triangular prism of the telescopic motor 10 with the triangular groove 31 of the connecting shaft 7 at the rear end.
Example two
According to the drawings of 4, 5, 6, 7 and 8, the embodiment provides a high-efficiency aging furnace for aluminum alloy, which comprises a furnace body 1 and a furnace door 2, wherein the furnace door 2 is arranged at an opening at the front end of the furnace body 1, infrared heating pipes 3 are arranged on two sides in the furnace body 1, a rail 4 extending out of the furnace body 1 is arranged at the bottom in the furnace body 1, a sliding plate 5 is movably arranged on the rail 4, a placing groove is arranged on the sliding plate 5, a net frame 6 is placed in the placing groove, and connecting shafts 7 are arranged at the front end and the rear end of the net frame 6;
the front and back end at 1 top of furnace body all is equipped with pneumatic cylinder 8, and pneumatic cylinder 8's output extends to furnace body 1's inside and is equipped with the clamping part, the clamping part rotates the adaptation with connecting axle 7, the intermediate position department at 1 top of furnace body is equipped with vent 9, and is equipped with the ventilation fan in the vent 9, the rear end of furnace body 1 is equipped with flexible motor 10, and the flexible output of flexible motor 10 extends to furnace body 1's inside, flexible motor 10's flexible output and rear end 7 looks adaptations of connecting axle. During the use, hold the aluminum alloy part through net frame 6, remove through slide 5 along track 4 and conveniently send net frame 6 into furnace body 1 in, provide the heating through infrared heating pipe 3, through the extension of pneumatic cylinder 8, utilize the clamping part to rotate and connect connecting axle 7, thereby mention net frame 6, it is rotatory to be connected with the connecting axle 7 of rear end through flexible output of flexible motor 10, make things convenient for the rotatory dispersion of the inside aluminum alloy part of net frame 6, it is more even to make it be heated.
The front end at 1 top of furnace body is equipped with articulated seat, and rotates on the articulated seat and install support arm 11, support arm 11 passes through motor drive rotation, the front end of support arm 11 articulates there is linking arm 12, and the lower extreme of linking arm 12 is connected with the front side of furnace gate 2, it has stretch cylinder 13 to articulate on the support arm 11, and stretch cylinder 13's output is articulated with linking arm 12 upper end. The supporting arm 11 is driven to rotate through the motor, the connecting arm 12 is driven to rotate through the matching stretching cylinder 13, the furnace door 2 is conveniently opened or closed, mechanical opening and closing are achieved, and the furnace door is safer.
The track 4 is provided with a sliding chute 14, and the four corners of the bottom of the sliding plate 5 are provided with pulleys 15 matched with the sliding chute 14. The movement is convenient.
The top of screen frame 6 articulates there is emptying door 16, and the front end of emptying door 16 is equipped with fixed block 17, install knob bolt 18 on the fixed block 17, emptying door 16 passes through fixed block 17 cooperation knob bolt 18 and screen frame 6 closed fixed. For opening the insertion or removal of components into or from the frame 6.
The clamping part includes drive plate 25 and grip block 26, the equal movable mounting in both sides of drive plate 25 below has grip block 26, and grip block 26's inboard be equipped with the arc groove of connecting axle 7 looks adaptation, the inboard roll of arc groove is equipped with ball 27, drive plate 25's bottom is equipped with mounting groove 28, and the inside rotation of mounting groove 28 installs two-way screw 29, and is two sets of grip block 26's upper end is equipped with the nut cover with two-way screw 29 both ends screw thread looks adaptation respectively, one side of drive plate 25 is equipped with second motor 30, and second motor 30's output is connected with two-way screw 29. During the use, through the effect of clamping part, utilize second motor 30 to drive two-way screw 29 rotatory to drive grip block 26 and remove, make grip block 26 open or closed, assist the effect roll of ball 27 and grasp connecting axle 7, when cooperation pneumatic cylinder 8 is mentioned connecting axle 7 and screen frame 6, guarantee the rotation performance of screen frame 6.
The inside of connecting axle 7 of rear end is equipped with triangular groove 31, the flexible output of flexible motor 10 is equipped with the triangular prism with triangular groove 31 looks adaptation. The net frame 6 can be driven to rotate by matching the triangular prism of the telescopic motor 10 with the triangular groove 31 of the connecting shaft 7 at the rear end.
The aging furnace for the high-efficiency aluminum alloy contains aluminum alloy components through the net frame 6, the net frame 6 is conveniently sent into the furnace body 1 by moving along the track 4 through the sliding plate 5, heating is provided through the infrared heating pipe 3, the pneumatic cylinder 8 extends, the clamping part is used for rotating and connecting the connecting shaft 7, so that the net frame 6 is lifted, the telescopic output end of the telescopic motor 10 is connected with the connecting shaft 7 at the rear end to drive the net frame 6 to rotate, the aluminum alloy components in the net frame 6 are convenient to rotate and disperse, the heating is more uniform, the processing effect is optimized, the worm 24 is driven to rotate by the first motor 23 under the action of the clamping part, so that the half gear 22 is driven to rotate, the clamping arm 21 is opened or closed, the bearing ring 19 is convenient to clamp, the connecting shaft 7 and the net frame 6 are lifted by matching with the pneumatic cylinder 8, the rotating performance of the net frame 6 is ensured, and the use is more convenient, simultaneously, through the effect of clamping part, it is rotatory to utilize second motor 30 to drive two-way screw 29, thereby it removes to drive grip block 26, make grip block 26 open or closed, assist the effect roll centre gripping connecting axle 7 with ball 27, when cooperation pneumatic cylinder 8 mentions connecting axle 7 and net frame 6, guarantee the rotation performance of net frame 6, and is more convenient to use, in addition, it is rotatory to drive support arm 11 through the motor, cooperation tensile cylinder 13 drives linking arm 12 rotatory, conveniently open or closed furnace gate 2, mechanization is opened and close, and is safer.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides an ageing furnace for high-efficient aluminum alloy, includes furnace body (1) and furnace gate (2), its characterized in that: the furnace door (2) is arranged at an opening at the front end of the furnace body (1), infrared heating pipes (3) are arranged on two sides inside the furnace body (1), a rail (4) extending out of the furnace body (1) is arranged at the bottom inside the furnace body (1), a sliding plate (5) is movably arranged on the rail (4), a placing groove is arranged on the sliding plate (5), a net frame (6) is placed inside the placing groove, and connecting shafts (7) are arranged at the front end and the rear end of the net frame (6);
the front and back end at furnace body (1) top all is equipped with pneumatic cylinder (8), and the output of pneumatic cylinder (8) extends to the inside of furnace body (1) and is equipped with the clamping part, the clamping part rotates the adaptation with connecting axle (7), the intermediate position department at furnace body (1) top is equipped with vent (9), and is equipped with the ventilation fan in vent (9), the rear end of furnace body (1) is equipped with flexible motor (10), and the flexible output of flexible motor (10) extends to the inside of furnace body (1), the flexible output and the rear end of flexible motor (10) connecting axle (7) looks adaptation.
2. The aging furnace for high-efficiency aluminum alloy as recited in claim 1, wherein: the front end at furnace body (1) top is equipped with articulated seat, and rotates on the articulated seat and install support arm (11), support arm (11) are rotatory through motor drive, the front end of support arm (11) is articulated to have linking arm (12), and the lower extreme of linking arm (12) is connected with the front side of furnace gate (2), it has stretch cylinder (13) to articulate on support arm (11), and the output of stretch cylinder (13) is articulated with linking arm (12) upper end.
3. The aging furnace for high-efficiency aluminum alloy as recited in claim 2, wherein: the track (4) is provided with a sliding groove (14), and the four corners of the bottom of the sliding plate (5) are provided with pulleys (15) matched with the sliding groove (14).
4. The aging furnace for high-efficiency aluminum alloy as recited in claim 3, wherein: the top of screen frame (6) articulates there is baiting door (16), and the front end of baiting door (16) is equipped with fixed block (17), install knob bolt (18) on fixed block (17), baiting door (16) are fixed with screen frame (6) closure through fixed block (17) cooperation knob bolt (18).
5. The aging furnace for high-efficiency aluminum alloy as recited in claim 4, wherein: be equipped with race ring (19) on connecting axle (7), the clamping part includes grip block (20) and centre gripping arm (21), the inside both sides of grip block (20) all articulate there is centre gripping arm (21), and is equipped with on centre gripping arm (21) half gear (22), the inside top of grip block (20) is equipped with first motor (23), and the output of first motor (23) be equipped with worm (24) of half gear (22) looks adaptation, race ring (19) looks adaptation is enclosed in centre gripping arm (21).
6. The aging furnace for high-efficiency aluminum alloy as recited in claim 4, wherein: the clamping part comprises a driving plate (25) and a clamping plate (26), the clamping plate (26) is movably mounted on two sides of the lower portion of the driving plate (25), an arc groove matched with the connecting shaft (7) is formed in the inner side of the clamping plate (26), and balls (27) are arranged on the inner side of the arc groove in a rolling mode.
7. The aging furnace for high-efficiency aluminum alloy according to claim 6, characterized in that: the bottom of drive plate (25) is equipped with mounting groove (28), and the inside rotation of mounting groove (28) installs two-way screw rod (29), and is two sets of the upper end of grip block (26) is equipped with respectively with the nut cover of two-way screw rod (29) both ends screw thread looks adaptation, one side of drive plate (25) is equipped with second motor (30), and the output and the two-way screw rod (29) of second motor (30) are connected.
8. The aging furnace for high-efficiency aluminum alloy according to any one of claims 1 to 6, wherein: the inside of connecting axle (7) of rear end is equipped with triangular groove (31), the flexible output of flexible motor (10) is equipped with the triangular prism with triangular groove (31) looks adaptation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121238173.9U CN214881726U (en) | 2021-06-03 | 2021-06-03 | High-efficient ageing furnace for aluminum alloy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121238173.9U CN214881726U (en) | 2021-06-03 | 2021-06-03 | High-efficient ageing furnace for aluminum alloy |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214881726U true CN214881726U (en) | 2021-11-26 |
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ID=78934261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121238173.9U Active CN214881726U (en) | 2021-06-03 | 2021-06-03 | High-efficient ageing furnace for aluminum alloy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214881726U (en) |
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2021
- 2021-06-03 CN CN202121238173.9U patent/CN214881726U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A high efficiency aging furnace for aluminum alloy Effective date of registration: 20220624 Granted publication date: 20211126 Pledgee: Shandong Linyi Lanshan Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Cathay Pacific Aluminum Co.,Ltd. Registration number: Y2022980008850 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230630 Granted publication date: 20211126 Pledgee: Shandong Linyi Lanshan Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Cathay Pacific Aluminum Co.,Ltd. Registration number: Y2022980008850 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A high-efficiency aging furnace for aluminum alloys Effective date of registration: 20230713 Granted publication date: 20211126 Pledgee: Shandong Linyi Lanshan Rural Commercial Bank Co.,Ltd. Pledgor: Shandong Cathay Pacific Aluminum Co.,Ltd. Registration number: Y2023980048459 |