CN115847692B - Building cylindrical template laminating machine and laminating method thereof - Google Patents
Building cylindrical template laminating machine and laminating method thereof Download PDFInfo
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- CN115847692B CN115847692B CN202211592226.6A CN202211592226A CN115847692B CN 115847692 B CN115847692 B CN 115847692B CN 202211592226 A CN202211592226 A CN 202211592226A CN 115847692 B CN115847692 B CN 115847692B
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Abstract
The invention provides a building cylindrical template pressing machine and a pressing method thereof, and relates to the technical field of building cylindrical template production and processing. The building cylindrical template laminating machine comprises a main machine seat, wherein one side of the top of the main machine seat is fixedly connected with a main laminating seat, the inner side of the main laminating seat is provided with a semicircular groove, a laminating driving mechanism is mounted on a fixing frame, and a laminating module corresponding to the semicircular groove is fixedly mounted at the telescopic end of the laminating driving mechanism; the front end and the rear end of the top of the main pressing seat are fixedly connected with limiting structures, and the center of the inner surface of the top of the main pressing seat is provided with a pushing mechanism. Through design semi-circular recess, pressfitting actuating mechanism and pushing mechanism, can utilize pushing module to wait to process the template along semi-circular recess from bottom to top by slowly crowded, wait to process the template and can slowly produce bending deformation thereupon, and then greatly reduced the template and take place cracked condition before the shaping, work efficiency improves greatly, has improved the yield.
Description
Technical Field
The invention relates to the technical field of production and processing of building cylindrical templates, in particular to a building cylindrical template pressing machine and a pressing method thereof.
Background
The wooden building cylindrical template has good air permeability, the epoxy resin crystal surface has good demolding property, can shorten the concrete setting time, ensures that a concrete product achieves a high-quality cylindrical molding effect, adopts high-quality birch and poplar as main materials, adopts a phenolic film supported by an advanced and strict processing technology, has smooth and flat surface, has the characteristics of high strength, light weight, strong waterproof property, repeated turnover use and the like, and is suitable for casting bare concrete in various building engineering.
The production and processing of wooden building cylinder template is by multilayer stack bonding's slice panel pressfitting shaping, there are multiple different grade building cylinder template pressfitting machine in the present market, but current building cylinder template pressfitting machine all adopts the structure of direct pressure formula, adopt the pressfitting module top-down directly to the slice panel after the multilayer bonding in the constant head tank, adopt the pressfitting machine structure of direct pressure formula although can play cylinder template pressfitting shaping effect, but take place the fracture at the in-process slice panel of pressfitting shaping easily, and then can influence the bulk strength of building cylinder template after the shaping, also can influence the production quality of building cylinder template simultaneously.
Therefore, a new building cylindrical template laminating machine and a laminating method thereof are developed.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a building cylindrical template laminating machine and a laminating method thereof, which solve the problems that the structure of the laminating machine adopting direct pressure can play a role in laminating and shaping the cylindrical template, sheet plates are easy to break in the laminating and shaping process, the integral strength of the formed building cylindrical template is further influenced, and the production quality of the building cylindrical template is also influenced.
(II) technical scheme
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a building cylinder template pressfitting machine, includes the main frame, main frame top one side fixedly connected with main pressfitting seat, the inboard of main pressfitting seat is equipped with semicircular groove, main pressfitting seat top fixedly connected with mount;
the pressing driving mechanism is arranged on the fixing frame, and a pressing module corresponding to the semicircular groove is fixedly arranged at the telescopic end of the pressing driving mechanism;
the front end and the rear end of the top of the main pressing seat are fixedly connected with limiting structures, a rectangular strip hole is formed in the center of the top of the main pressing seat, and a pushing mechanism is arranged in the center of the inner surface of the top of the main pressing seat;
and the rear end of the main pressing seat is fixedly connected with a material returning mechanism.
Preferably, the main frame comprises a fixed seat, the corners of the bottom of the fixed seat are fixedly connected with supporting foot pads, and a cavity is formed in the center of the fixed seat.
Through above-mentioned technical scheme, the fixing base can play the supporting role to main pressfitting seat and relevant auxiliary structure.
Preferably, the pressing driving mechanism comprises a first pressing hydraulic cylinder and a second pressing hydraulic cylinder, the first pressing hydraulic cylinder and the second pressing hydraulic cylinder are respectively arranged at the front end and the rear end of the outer side of the fixing frame, the telescopic ends of the first pressing hydraulic cylinder and the second pressing hydraulic cylinder are fixedly connected with connecting seats, and one end of the pressing module is fixedly connected with the two connecting seats.
Through above-mentioned technical scheme, first pressfitting pneumatic cylinder and second pressfitting pneumatic cylinder can drive the pressfitting module and remove at the during operation, can press together the design to the template of treating when its piston rod extends, can increase the interval between main pressfitting seat and the pressfitting module when the piston rod shrink.
Preferably, one end of the pressing module close to the main pressing seat is in a semicircular plate-shaped structural design.
Through above-mentioned technical scheme for pressfitting module cooperation main pressfitting seat can be with waiting to process the template pressfitting design, forms a semicircular building cylinder template.
Preferably, the limiting structure comprises a front limiting sliding rail and a rear limiting sliding rail, and the front limiting sliding rail and the rear limiting sliding rail are respectively fixed at the front end and the rear end of the top of the main frame.
Through the technical scheme, the front limiting slide rail and the rear limiting slide rail can play a limiting role on the template to be processed placed at the top of the main machine seat, the template to be processed can directionally move along the front limiting slide rail and the rear limiting slide rail towards the direction of the main pressing seat, and meanwhile, the template to be processed can be prevented from angular deviation in the moving process.
Preferably, the pushing mechanism comprises a mounting seat, the mounting seat is fixed at the top of the fixing seat close to one end of the main pressing seat, a pushing hydraulic cylinder is mounted at the bottom of the mounting seat, a pushing seat is fixedly connected to the telescopic end of the pushing hydraulic cylinder, and a pushing plate is fixedly connected to the top of the pushing seat.
Through the technical scheme, after the template to be processed slides and is limited between the front limiting sliding rail and the rear limiting sliding rail, the pushing hydraulic cylinder of the pushing mechanism can move through the pushing seat and the pushing plate driven by the piston rod, and then the template to be processed is pushed to move towards the main pressing seat by the pushing plate, the template to be processed can be extruded into along the semicircular groove from bottom to top, and bending deformation can be generated on the template to be processed.
Preferably, the material returning mechanism comprises a mounting frame, the mounting frame is fixed at the rear end of the main pressing seat, a material returning hydraulic cylinder is mounted on the mounting frame, and the front end of a piston rod of the material returning hydraulic cylinder is fixedly connected with a material returning push plate.
Through the technical scheme, after the template to be processed is molded, the pressing module resets, the material returning hydraulic cylinder is started, the material returning push plate is driven by the piston rod of the material returning hydraulic cylinder to extend, and then the molded template to be processed is pushed out of the semicircular groove, so that automatic discharging is realized.
The laminating method of the building cylindrical template laminating machine comprises the following specific steps:
step one: the multi-layer sheet plate is overlapped and bonded to form a template to be processed, and then the template to be processed is placed on the top of the main machine seat and pushed towards the direction of the main press fit seat, so that the template to be processed is limited between the front limit sliding rail and the rear limit sliding rail in a sliding manner;
step two: the first pressing hydraulic cylinder and the second pressing hydraulic cylinder control the pressing module to move towards the direction of the fixing frame, so that the distance between the main pressing seat and the pressing module is increased;
step three: controlling the pushing hydraulic cylinder to work, and moving the pushing seat and the pushing plate driven by the piston rod, so that the template to be processed is pushed to move towards the main pressing seat by the pushing plate;
step four: the inner side of the main pressing seat is provided with a semicircular groove, and after the template to be processed is pushed between the pressing module and the main pressing seat, the template to be processed can be extruded into the main pressing seat from bottom to top along the semicircular groove, and the template to be processed can be bent and deformed along with the semicircular groove;
step five: starting a first pressing hydraulic cylinder and a second pressing hydraulic cylinder, and driving a pressing module to press and shape the template to be processed by using the first pressing hydraulic cylinder and the second pressing hydraulic cylinder;
step six: after the template to be processed is shaped, the first pressing hydraulic cylinder and the second pressing hydraulic cylinder are reset, the material returning hydraulic cylinder is started, the material returning push plate is driven to extend by the piston rod of the material returning hydraulic cylinder, and then the shaped template to be processed is pushed out of the semicircular groove, so that automatic discharging is realized.
(III) beneficial effects
The invention provides a building cylindrical template laminating machine and a laminating method thereof. The beneficial effects are as follows:
1. according to the building cylindrical template pressing machine and the pressing method thereof, the semicircular grooves, the pressing driving mechanism and the pushing mechanism are designed, the template to be processed can be slowly extruded into the semicircular grooves from bottom to top by utilizing the pushing module, the template to be processed can slowly generate bending deformation along with the semicircular grooves, and therefore the condition that the template is broken before being formed is greatly reduced, the working efficiency is greatly improved, and the yield is improved.
2. According to the building cylindrical template pressing machine and the pressing method thereof, the material returning mechanism is designed, the piston rod of the material returning hydraulic cylinder can be utilized to drive the material returning pushing plate to extend, and then the formed template to be processed is pushed out of the semicircular groove, so that automatic discharging is realized, time and labor are saved, and the production and processing progress is improved.
Drawings
FIG. 1 is a first view angle block diagram of the present invention;
FIG. 2 is a second view angle block diagram of the present invention;
FIG. 3 is a third view angle block diagram of the present invention;
FIG. 4 is a front view of the present invention;
FIG. 5 is a side view of the present invention;
fig. 6 is a cross-sectional view taken along A-A in fig. 5.
1, a main machine base; 101. a fixing seat; 102. a support foot pad; 103. a cavity; 2. a main pressing seat; 3. a semicircular groove; 4. a fixing frame; 5. a pressing driving mechanism; 501. a first pressing hydraulic cylinder; 502. a second pressing hydraulic cylinder; 503. a connecting seat; 6. a pressing module; 7. a limit structure; 701. a front limit sliding rail; 702. a rear limit sliding rail; 8. rectangular elongated holes; 9. a pushing mechanism; 901. a mounting base; 902. pushing a hydraulic cylinder; 903. a pushing seat; 904. a pushing plate; 10. a material returning mechanism; 1001. a mounting frame; 1002. a material returning hydraulic cylinder; 1003. a material returning push plate; 11. and (5) a template to be processed.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples:
as shown in fig. 1-6, the embodiment of the invention provides a building cylindrical template laminating machine, which comprises a main machine base 1, wherein the main machine base 1 comprises a fixed base 101, the corners of the bottom of the fixed base 101 are fixedly connected with supporting foot pads 102, the center of the fixed base 101 is provided with a cavity 103, and the fixed base 101 can play a supporting role on a main lamination seat 2 and related auxiliary structures;
a main pressing seat 2 is fixedly connected to one side of the top of the main machine seat 1, a semicircular groove 3 is formed in the inner side of the main pressing seat 2, and a fixing frame 4 is fixedly connected to the top of the main pressing seat 2;
as shown in fig. 1, a pressing driving mechanism 5 is installed on a fixing frame 4, the pressing driving mechanism 5 includes a first pressing hydraulic cylinder 501 and a second pressing hydraulic cylinder 502, the first pressing hydraulic cylinder 501 and the second pressing hydraulic cylinder 502 are respectively installed at the front end and the rear end of the outer side of the fixing frame 4, telescopic ends of the first pressing hydraulic cylinder 501 and the second pressing hydraulic cylinder 502 are fixedly connected with connecting seats 503, one end of a pressing module 6 is fixedly connected with the two connecting seats 503, the first pressing hydraulic cylinder 501 and the second pressing hydraulic cylinder 502 can drive the pressing module 6 to move during operation, a piston rod of the pressing driving mechanism can press and fix a template 11 to be processed when extending, and the distance between the main pressing seat 2 and the pressing module 6 can be increased when the piston rod contracts;
the telescopic end of the pressing driving mechanism 5 is fixedly provided with a pressing module 6 corresponding to the semicircular groove 3, and one end of the pressing module 6 close to the main pressing seat 2 is in a semicircular plate-shaped structural design, so that the pressing module 6 is matched with the main pressing seat 2 to press and shape the template 11 to be processed to form a semicircular building cylindrical template;
the front end and the rear end of the top of the main press fit seat 2 are fixedly connected with a limiting structure 7, the limiting structure 7 comprises a front limiting slide rail 701 and a rear limiting slide rail 702, the front limiting slide rail 701 and the rear limiting slide rail 702 are respectively fixed at the front end and the rear end of the top of the main press fit seat 1, the front limiting slide rail 701 and the rear limiting slide rail 702 can play a limiting role on a template 11 to be processed placed at the top of the main press fit seat 1, the template 11 to be processed can move in a directional manner along the front limiting slide rail 701 and the rear limiting slide rail 702 towards the direction of the main press fit seat 2, and meanwhile, the template 11 to be processed can be prevented from being angularly offset in the moving process;
as shown in fig. 5-6, a rectangular strip hole 8 is formed in the center of the top of the main pressing seat 2, a pushing mechanism 9 is installed in the center of the inner surface of the top of the main pressing seat 2, the pushing mechanism 9 comprises a mounting seat 901, the mounting seat 901 is fixed on the top of one end of the fixing seat 101 close to the main pressing seat 2, a pushing hydraulic cylinder 902 is installed at the bottom of the mounting seat 901, a pushing seat 903 is fixedly connected to the telescopic end of the pushing hydraulic cylinder 902, a pushing plate 904 is fixedly connected to the top of the pushing seat 903, after a to-be-processed template 11 is limited between a front limiting sliding rail 701 and a rear limiting sliding rail 702 in a sliding manner, the pushing hydraulic cylinder 902 of the pushing mechanism 9 can move through the pushing seat 903 and the pushing plate 904 driven by a piston rod, and then the to-be-processed template 11 is pushed into the main pressing seat 2 by the pushing plate 904, the to-be-processed template 11 can be pushed into the to-be-processed along the semicircular groove 3 from bottom to top, and bending deformation can be generated on the template 11;
as shown in fig. 2, the rear end of the main pressing seat 2 is fixedly connected with a material returning mechanism 10, the material returning mechanism 10 comprises a mounting frame 1001, the mounting frame 1001 is fixed at the rear end of the main pressing seat 2, a material returning hydraulic cylinder 1002 is mounted on the mounting frame 1001, the front end of a piston rod of the material returning hydraulic cylinder 1002 is fixedly connected with a material returning push plate 1003, after a die plate 11 to be processed is molded, the pressing module 6 resets, the material returning hydraulic cylinder 1002 is started, the material returning push plate 1003 is driven by the piston rod of the material returning hydraulic cylinder 1002 to extend, and then the molded die plate 11 to be processed is pushed out of the semicircular groove 3, so that automatic blanking is realized.
The laminating method of the building cylindrical template laminating machine comprises the following specific steps:
step one: the multi-layer sheet plates are overlapped and bonded to form a template 11 to be processed, and then the template 11 to be processed is placed on the top of the main machine seat 1 and pushed towards the direction of the main press fit seat 2, so that the template 11 to be processed is limited between the front limit sliding rail 701 and the rear limit sliding rail 702 in a sliding way;
step two: the first pressing hydraulic cylinder 501 and the second pressing hydraulic cylinder 502 control the pressing module 6 to move towards the direction of the fixing frame 4, so that the distance between the main pressing seat 2 and the pressing module 6 is increased;
step three: the pushing hydraulic cylinder 902 is controlled to work, and the pushing seat 903 and the pushing plate 904 driven by the piston rod move, so that the template 11 to be processed is pushed to move towards the main pressing seat 2 by the pushing plate 904;
step four: the inner side of the main pressing seat 2 is provided with a semicircular groove 3, and after the template 11 to be processed is pushed into the space between the pressing module 6 and the main pressing seat 2, the template 11 to be processed can be extruded into the space along the semicircular groove 3 from bottom to top, and the template 11 to be processed can be bent and deformed accordingly;
step five: starting a first pressing hydraulic cylinder 501 and a second pressing hydraulic cylinder 502, and driving a pressing module 6 to press and shape the template 11 to be processed by using the first pressing hydraulic cylinder 501 and the second pressing hydraulic cylinder 502;
step six: after the template 11 to be processed is shaped, the first pressing hydraulic cylinder 501 and the second pressing hydraulic cylinder 502 are reset, the material returning hydraulic cylinder 1002 is started, the material returning push plate 1003 is driven by the piston rod of the material returning hydraulic cylinder 1002 to extend, and then the shaped template 11 to be processed is pushed out of the semicircular groove 3, so that automatic discharging is realized.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a building cylinder template pressfitting machine, includes host computer seat (1), its characterized in that: a main pressing seat (2) is fixedly connected to one side of the top of the main machine seat (1), a semicircular groove (3) is formed in the inner side of the main pressing seat (2), and a fixing frame (4) is fixedly connected to the top of the main pressing seat (2);
a pressing driving mechanism (5) is arranged on the fixing frame (4), and a pressing module (6) corresponding to the semicircular groove (3) is arranged at the telescopic end of the pressing driving mechanism (5);
the front end and the rear end of the top of the main pressing seat (2) are fixedly connected with limiting structures (7), a rectangular strip hole (8) is formed in the center of the top of the main pressing seat (2), and a pushing mechanism (9) is arranged in the center of the inner surface of the top of the main pressing seat (2);
the rear end of the main pressing seat (2) is fixedly connected with a material returning mechanism (10);
the main machine seat (1) comprises a fixed seat (101), wherein the corners of the bottom of the fixed seat (101) are fixedly connected with supporting foot pads (102), and a cavity (103) is formed in the center of the fixed seat (101);
the pressing driving mechanism (5) comprises a first pressing hydraulic cylinder (501) and a second pressing hydraulic cylinder (502), the first pressing hydraulic cylinder (501) and the second pressing hydraulic cylinder (502) are respectively arranged at the front end and the rear end of the outer side of the fixing frame (4), the telescopic ends of the first pressing hydraulic cylinder (501) and the second pressing hydraulic cylinder (502) are fixedly connected with connecting seats (503), and one end of the pressing module (6) is fixedly connected with the two connecting seats (503);
one end of the pressing module (6) close to the main pressing seat (2) is in a semicircular plate-shaped structural design;
the limiting structure (7) comprises a front limiting sliding rail (701) and a rear limiting sliding rail (702), and the front limiting sliding rail (701) and the rear limiting sliding rail (702) are respectively fixed at the front end and the rear end of the top of the main frame (1);
the pushing mechanism (9) comprises a mounting seat (901), the mounting seat (901) is fixed on the top of one end, close to the main pressing seat (2), of the fixing seat (101), a pushing hydraulic cylinder (902) is mounted at the bottom of the mounting seat (901), a pushing seat (903) is fixedly connected to the telescopic end of the pushing hydraulic cylinder (902), and a pushing plate (904) is fixedly connected to the top of the pushing seat (903);
the material returning mechanism (10) comprises a mounting frame (1001), the mounting frame (1001) is fixed at the rear end of the main pressing seat (2), a material returning hydraulic cylinder (1002) is mounted on the mounting frame (1001), and a material returning push plate (1003) is fixedly connected to the front end of a piston rod of the material returning hydraulic cylinder (1002).
2. The laminating method of the building cylindrical formwork laminating machine according to claim 1, comprising the following specific steps:
step one: the multi-layer sheet plate is subjected to superposition bonding to form a to-be-processed template (11), and then the to-be-processed template (11) is placed on the top of the main machine seat (1) and pushed towards the direction of the main press-fit seat (2), so that the to-be-processed template (11) is limited between the front limit sliding rail (701) and the rear limit sliding rail (702) in a sliding way;
step two: the first pressing hydraulic cylinder (501) and the second pressing hydraulic cylinder (502) control the pressing module (6) to move towards the direction of the fixing frame (4), so that the distance between the main pressing seat (2) and the pressing module (6) is increased;
step three: controlling a pushing hydraulic cylinder (902) to work, and moving a pushing seat (903) and a pushing plate (904) driven by a piston rod, so that a template (11) to be processed is pushed to move towards a main pressing seat (2) by the pushing plate (904);
step four: the inner side of the main pressing seat (2) is provided with a semicircular groove (3), and after the template (11) to be processed is pushed between the pressing module (6) and the main pressing seat (2), the template (11) to be processed can be extruded into the semicircular groove (3) from bottom to top, and the template (11) to be processed can be bent and deformed along with the semicircular groove;
step five: starting a first pressing hydraulic cylinder (501) and a second pressing hydraulic cylinder (502), and driving a pressing module (6) to press and shape a template (11) to be processed by using the first pressing hydraulic cylinder (501) and the second pressing hydraulic cylinder (502);
step six: after the template (11) to be processed is shaped, the first pressing hydraulic cylinder (501) and the second pressing hydraulic cylinder (502) are reset, the material returning hydraulic cylinder (1002) is started, a piston rod of the material returning hydraulic cylinder (1002) is utilized to drive the material returning push plate (1003) to extend, and then the shaped template (11) to be processed is pushed out of the semicircular groove (3), so that automatic discharging is realized.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211592226.6A CN115847692B (en) | 2022-12-11 | 2022-12-11 | Building cylindrical template laminating machine and laminating method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211592226.6A CN115847692B (en) | 2022-12-11 | 2022-12-11 | Building cylindrical template laminating machine and laminating method thereof |
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| CN115847692A CN115847692A (en) | 2023-03-28 |
| CN115847692B true CN115847692B (en) | 2023-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR20000007715A (en) * | 1998-07-01 | 2000-02-07 | 김용현 | Rounding molder of building exterior material |
| WO2015152107A1 (en) * | 2014-03-31 | 2015-10-08 | Ｊｆｅスチール株式会社 | Die for bending-press forming |
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| CN209303588U (en) * | 2018-11-19 | 2019-08-27 | 浙江凯蒂滑动轴承有限公司 | It is a kind of to embrace circular knitting machine automatically |
| CN110860587A (en) * | 2019-11-28 | 2020-03-06 | 永州利达工贸实业有限公司 | Cylindrical building template hot press |
| CN112718984A (en) * | 2020-12-14 | 2021-04-30 | 浙江广厦建设职业技术大学 | Building cylinder template processingequipment |
| CN215095587U (en) * | 2021-03-30 | 2021-12-10 | 江苏月生达机械制造有限公司 | Curved building templates press-fit forming device |
| CN215241466U (en) * | 2021-07-30 | 2021-12-21 | 烟台盟禾板材有限公司 | Crooked compression fittings of environment-friendly panel |
| CN217704782U (en) * | 2022-05-31 | 2022-11-01 | 丁瑞田 | Press fitting device is used in building templates processing |
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2022
- 2022-12-11 CN CN202211592226.6A patent/CN115847692B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000007715A (en) * | 1998-07-01 | 2000-02-07 | 김용현 | Rounding molder of building exterior material |
| WO2015152107A1 (en) * | 2014-03-31 | 2015-10-08 | Ｊｆｅスチール株式会社 | Die for bending-press forming |
| CN108000849A (en) * | 2018-01-11 | 2018-05-08 | 周瑞声 | Cylindrical type building template hot press |
| CN209303588U (en) * | 2018-11-19 | 2019-08-27 | 浙江凯蒂滑动轴承有限公司 | It is a kind of to embrace circular knitting machine automatically |
| CN110860587A (en) * | 2019-11-28 | 2020-03-06 | 永州利达工贸实业有限公司 | Cylindrical building template hot press |
| CN112718984A (en) * | 2020-12-14 | 2021-04-30 | 浙江广厦建设职业技术大学 | Building cylinder template processingequipment |
| CN215095587U (en) * | 2021-03-30 | 2021-12-10 | 江苏月生达机械制造有限公司 | Curved building templates press-fit forming device |
| CN215241466U (en) * | 2021-07-30 | 2021-12-21 | 烟台盟禾板材有限公司 | Crooked compression fittings of environment-friendly panel |
| CN217704782U (en) * | 2022-05-31 | 2022-11-01 | 丁瑞田 | Press fitting device is used in building templates processing |
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| CN115847692A (en) | 2023-03-28 |
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