Flattening device for correcting civil defense door
By using a correction platform and a side support mechanism to clamp and support the door frame in the human defense door correction device, the correction is achieved using hydraulic cylinder impact, which solves the problems of correction accuracy and efficiency, and achieves fast and accurate door frame correction.
Patent Information
- Application Number
- CN202421155849.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-25
- Publication Date
- 2024-12-31
- Estimated Expiration
- 2034-05-25
AI Technical Summary
During the correction process, existing human-proof door correction devices tend to impact the door frame to protrude toward the outside, which has low correction accuracy and low efficiency, resulting in a long correction time.
A flattening device for correction of human defense doors is designed. Through the correction platform, side baffle, hydraulic cylinder and servo motor and other components, the door frame is clamped and supported by the side support mechanism, and the hydraulic cylinder impacts the recessed part of the door frame. Until it is flush with the side support plate, rapid correction is achieved.
Improve the correction efficiency, avoiding the door frame protruding to the outside during the correction process, and improving the correction accuracy and efficiency.
Smart Images
Figure CN222268279U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of civil air defense door processing, in particular to a flattening device for correcting civil air defense doors. Background Art
[0002] The classification of civil defense doors is quite distinct, including ordinary single-leaf and double-leaf protective closed doors and closed doors, movable threshold single-leaf and double-leaf protective closed doors and closed doors, and other civil defense equipment.
[0003] Among them, announcement number CN218775538U discloses a civil defense door frame correction device, which relates to the field of civil defense door technology. The present application includes a processing table, the upper end of which is provided with a placement groove, the upper end of which is slidably connected to two symmetrically arranged contact plates, the sides of which are fixed with sliding rods, and the upper end of the processing table is provided with a fixing mechanism. When correcting the door frame, the present application uses a fixing mechanism to clamp and limit the door frame, which is convenient for correction and reduces the situation in which the correction effect is affected by the position offset of the door frame during the correction process. When it is necessary to correct different positions of the door frame, the mobile bearing platform moves the position of the hydraulic cylinder to correct different positions of the door frame. The height of the hydraulic cylinder is adjusted by the lifting component according to the correction requirements, thereby expanding the scope of use and improving the correction effect.
[0004] The device clamps the civil air defense door frame through a fixing mechanism, and the hydraulic cylinder impacts and corrects the civil air defense door frame from the inside to the outside. Since the outside of the civil air defense door frame lacks a supporting mechanism, the door frame is easily impacted to bulge outward during the correction process, and the correction accuracy is low. As a result, a long time is required to correct the door frame, and the correction efficiency is low.
[0005] Therefore, it is necessary to invent a flattening device for correcting civil air defense doors to solve the above problems. Utility Model Content
[0006] The purpose of the utility model is to provide a flattening device for correcting civil air defense doors, so as to solve the problem that during the correction process, the door frame is easily impacted to bulge outward, the correction accuracy is low, and thus a long time is required to correct the door frame, resulting in low correction efficiency.
[0007] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a flattening device for correcting a civil defense door, comprising a correction platform, the left and right side surfaces of the correction platform are fixedly connected with side baffles, the inner surface of the side baffles is fixedly connected with a first positioning rod, the inner side of the first positioning rod is slidably connected with a side support mechanism, the side support mechanism comprises a side support plate, a rotating plate, a second pressure plate, a second threaded rod and a connecting block, a second positioning groove is provided on the rear side of the side support plate, the second positioning groove is slidably connected to the first positioning rod, two groups of first positioning grooves are provided on the inner bottom wall of the correction platform near the left and right sides, the inner side of the first positioning groove is slidably connected with a first positioning block, and the upper end of the first positioning block is fixedly connected to a hydraulic cylinder.
[0008] By adopting the above technical solution, the door frame is placed above the correction platform, and then the two sides of the recessed part of the door frame are clamped and positioned by the side support mechanism. At the same time, the side support plates are tightly abutted against the outer surface of the door frame to support the outer wall of the door frame. Then the hydraulic cylinder impacts the recessed part of the door frame until the recessed part of the door frame is impacted to be flush with the side support plates, thereby realizing rapid correction of the door frame and improving the correction efficiency.
[0009] Optionally, the rotating plate is L-shaped, the horizontal plate in the rotating plate is rotatably connected to the front and rear ends of the upper surface of the side support plate respectively, and the second threaded rod is threadedly connected to the vertical plate in the rotating plate.
[0010] By adopting the above technical solution, the rotating plate is rotated upward when placing the door frame. After the door frame is placed, the rotating plate is rotated inward, the door frame is clamped on the inner side of the rotating plate, and the outer surface of the door frame is tightly against the side support plate.
[0011] Optionally, a limit groove is provided on the transverse plate in the rotating plate, and the upper end of the second pressing plate is slidably connected to the limit groove.
[0012] By adopting the above technical solution, the second pressing plate slides left and right inside the limiting sliding groove.
[0013] Optionally, the surface of the second pressing plate is fixedly connected to the connecting block, and the connecting block is rotatably connected to the bottom end of the second threaded rod.
[0014] By adopting the above technical solution, the bottom end of the threaded rod rotates inside the connecting block, thereby pushing the second pressing plate inward to clamp the door frame.
[0015] Optionally, a second positioning rod is fixedly connected to the left and right sides of the correction platform near the upper position, a transmission screw is rotatably connected to the left and right sides of the correction platform near the lower position, a servo motor is fixedly installed on the left and right sides of the front end of the correction platform, and the output end of the servo motor is fixedly connected to the transmission screw.
[0016] By adopting the above technical solution, the servo motor drives the transmission screw to rotate.
[0017] Optionally, three groups of third positioning blocks are fixedly connected to the bottom of the side support plate, the third positioning blocks are slidably connected to the second positioning rod, the lower end of the middle third positioning block is fixedly connected to the second positioning block, and the second positioning block is threadedly connected to the transmission screw.
[0018] By adopting the above technical solution, the transmission screw drives the second positioning block to slide back and forth on its surface, and the second positioning block drives the side support plate to slide back and forth through the third positioning block to adjust the position of the side support plate.
[0019] Optionally, the lower end of the second positioning block is slidably connected to the first positioning groove close to the outer side, and a connecting rod is fixedly connected between the second positioning block and the first positioning block.
[0020] By adopting the above technical solution, the second positioning block drives the first positioning block to slide synchronously through the connecting rod, thereby adjusting the position of the hydraulic cylinder.
[0021] Optionally, both the front and rear sides of the correction platform are fixedly connected with clamping plates, the upper end of the clamping plate is threadedly connected with a first threaded rod, and the lower end of the first threaded rod is fixedly connected with a first pressing plate.
[0022] By adopting the above technical solution, the door frame is placed inside the clamping plates on the front and rear sides, and the door frame is fixed by the first pressing plate.
[0023] In the above technical solution, the technical effects and advantages provided by the utility model are:
[0024] The utility model is provided with side baffles fixedly connected to the left and right side surfaces of the correction platform, the inner surface of the side baffles is fixedly connected to a first positioning rod, and the inner side of the first positioning rod is slidably connected to a side support mechanism, the door frame is placed above the correction platform, and then the position of the side support mechanism is adjusted to clamp the rotating plates on both sides of the recessed part, so that the recessed part is located between the two groups of rotating plates, and the outer surface of the door frame is tightly against the side support plates. At this time, there will be a gap between the recessed part and the side support plates, and then the recessed part is impacted outwardly by a hydraulic cylinder, so that the recessed part is tightly against the side support plates, avoiding the recessed position from being impacted to bulge outward, thereby realizing rapid flattening and correction of the door frame, improving the correction efficiency, and solving the problem that the door frame is easily impacted to bulge outward during the correction process, the correction accuracy is low, and then a long time is required to correct the door frame, and the correction efficiency is low. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] Figure 1It is a schematic diagram of the overall structure of the utility model;
[0026] Figure 2 This is a schematic diagram of the structure of the clamping plate of the utility model;
[0027] Figure 3 This is a schematic diagram of the side baffle structure of the utility model;
[0028] Figure 4 This is a schematic diagram of the structure of the side support mechanism of the utility model;
[0029] Figure 5 This is a schematic diagram of the structure of the second positioning block of the utility model.
[0030] Description of reference numerals:
[0031] 1. Correction platform; 11. Clamping plate; 12. First pressure plate; 13. First threaded rod; 14. Side baffle; 15. First positioning rod; 16. Second positioning rod; 17. Drive screw; 18. Servo motor; 19. First positioning groove; 2. First positioning block; 21. Hydraulic cylinder; 22. Connecting rod; 23. Second positioning block; 3. Side support plate; 31. Third positioning block; 32. Second positioning groove; 33. Rotating plate; 34. Limiting groove; 35. Second pressure plate; 36. Second threaded rod; 37. Connecting block. DETAILED DESCRIPTION
[0032] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.
[0033] The utility model provides Figure 1 and Figure 2 The flattening device for correcting a civil air defense door shown in the figure comprises a correction platform 1, the front and rear sides of the correction platform 1 are fixedly connected with a clamping plate 11, the upper end of the clamping plate 11 is threadedly connected with a first threaded rod 13, the lower end of the first threaded rod 13 is fixedly connected with a first pressing plate 12, the left and right side surfaces of the correction platform 1 are fixedly connected with side baffles 14, the inner surface of the side baffles 14 is fixedly connected with a first positioning rod 15, the inner side of the first positioning rod 15 is slidably connected with a side support mechanism, the side support mechanism comprises a side support plate 3, a rotating plate 33, a second pressing plate 35, a second threaded rod 36 and a connecting block 37, a second positioning groove 32 is provided on the rear side of the side support plate 3, the second positioning groove 32 is slidably connected with the first positioning rod 15, two groups of first positioning grooves 19 are provided on the inner bottom wall near the left and right sides, the inner first positioning groove 19 is slidably connected with a first positioning block 2, and the upper end of the first positioning block 2 is fixedly connected with a hydraulic cylinder 21.
[0034] During use, the rotating plates 33 on both sides are rotated upward, and then the door frame is placed between the two sets of side baffles 14, and the front and rear ends of the door frame are clamped under the clamping plate 11, and the first threaded rod 13 is rotated to push the first pressure plate 12 downward, thereby locking and fixing the front and rear ends of the door frame, and then the rotating plate 33 is rotated inwardly and clamped on both sides of the recessed part in the side plate, and the door frame is pressed and fixed by the second pressure plate 35, so that the outer surface of the door frame is tightly against the surface of the side support plate 3. At this time, there is a gap between the recessed part of the door frame and the surface of the side support plate 3, and then the hydraulic cylinder 21 impacts the recessed part of the door frame and punches it outward until it is tightly against the surface of the side support plate 3. At this time, the surface of the door frame is in a flat state, so as to avoid excessive punching force causing the door frame surface to bulge outward, thereby realizing rapid correction and flattening of the door frame.
[0035] See also Figures 3 to 5 The cross section of the rotating plate 33 is L-shaped, the horizontal plate in the rotating plate 33 is rotatably connected to the front and rear ends of the upper surface of the side support plate 3, the second threaded rod 36 is threadedly connected to the vertical plate in the rotating plate 33, the horizontal plate in the rotating plate 33 is provided with a limiting groove 34, the upper end of the second pressing plate 35 is slidably connected to the limiting groove 34, the surface of the second pressing plate 35 is fixedly connected to the connecting block 37, the connecting block 37 is rotatably connected to the bottom end of the second threaded rod 36, the left and right sides of the correction platform 1 are fixedly connected to the second positioning rod 16 near the upper position, and the left and right sides of the correction platform 1 are rotatably connected near the lower position A transmission screw 17 is connected, and servo motors 18 are fixedly installed on the left and right sides of the front end of the correction platform 1. The output end of the servo motor 18 is fixedly connected to the transmission screw 17. Three groups of third positioning blocks 31 are fixedly connected to the bottom of the side support plate 3. The third positioning blocks 31 are slidably connected to the second positioning rod 16. The lower end of the middle third positioning block 31 is fixedly connected to the second positioning block 23. The second positioning block 23 is threadedly connected to the transmission screw 17. The lower end of the second positioning block 23 is slidably connected to the first positioning groove 19 close to the outside, and a connecting rod 22 is fixedly connected between the second positioning block 23 and the first positioning block 2.
[0036] Specifically, after the door frame is placed and the rotating plate 33 is clamped on the outside of the door frame, the servo motor 18 is started, and the output end of the servo motor 18 drives the transmission screw 17 to rotate, and the transmission screw 17 drives the second positioning block 23 to slide on its surface, and then drives the third positioning block 31 to slide on the surface of the second positioning rod 16 to adjust the position of the side support mechanism. At the same time, the second positioning groove 32 will slide on the surface of the first positioning rod 15 to maintain the stability of the side support plate 3, and the second positioning block 23 will slide inside a positioning groove 19 driven by the connecting rod 22. And it drives the hydraulic cylinder 21 to slide synchronously to adjust its position; after adjusting the position of the side support mechanism and the hydraulic cylinder 21, rotate the second threaded rod 36 to push the second pressure plate 35 to one side of the door frame, and cooperate with the side support plate 3 to press the door frame. At this time, the recessed part of the door frame surface is located between the two groups of rotating plates 33. At this time, the flat part of the door frame surface is tightly against the surface of the side support plate 3, and there is a certain gap between the recessed part and the side support plate 3. At this time, the hydraulic cylinder 21 only needs to punch the recessed part until it is flush with the side support plate 3 and realize correction, thereby realizing rapid correction of the door frame.
[0037] Working principle of the utility model: in order to avoid punching the door frame to bulge outward and improve the efficiency of correction and flattening, the outer surface of the door frame is supported by a side support mechanism, at which time the side support plate 3 is tightly against the outer surface of the door frame to support the outer wall of the door frame, and then the hydraulic cylinder 21 impacts the recessed part of the door frame until the recessed part of the door frame is impacted to be flush with the side support plate 3, thereby realizing rapid correction of the door frame and improving the efficiency of correction.
[0038] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only preferred examples of the utility model, and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.
Claims
1. A flattening device for correcting a civil air defense door, comprising a correction platform (1), characterized in that: The left and right side surfaces of the correction platform (1) are fixedly connected to side baffles (14), the inner surface of the side baffles (14) is fixedly connected to a first positioning rod (15), the inner side of the first positioning rod (15) is slidably connected to a side support mechanism, the side support mechanism comprises a side support plate (3), a rotating plate (33), a second pressing plate (35), a second threaded rod (36) and a connecting block (37), a second positioning groove (32) is provided on the rear side of the side support plate (3), the second positioning groove (32) is slidably connected to the first positioning rod (15), two groups of first positioning grooves (19) are provided at positions near the left and right sides of the inner bottom wall of the correction platform (1), the first positioning block (2) is slidably connected to the inner side of the first positioning groove (19), and the upper end of the first positioning block (2) is fixedly connected to a hydraulic cylinder (21).
2. The flattening device for correcting a civil air defense door according to claim 1, characterized in that: The rotating plate (33) is L-shaped, the horizontal plate in the rotating plate (33) is rotatably connected to the front and rear ends of the upper surface of the side support plate (3), and the second threaded rod (36) is threadedly connected to the vertical plate in the rotating plate (33).
3. The flattening device for correcting a civil air defense door according to claim 2, characterized in that: The horizontal plate in the rotating plate (33) is provided with a limiting groove (34), and the upper end of the second pressing plate (35) is slidably connected to the limiting groove (34).
4. The flattening device for correcting a civil air defense door according to claim 3, characterized in that: The surface of the second pressing plate (35) is fixedly connected to the connecting block (37), and the connecting block (37) is rotatably connected to the bottom end of the second threaded rod (36).
5. The flattening device for correcting a civil air defense door according to claim 1, characterized in that: A second positioning rod (16) is fixedly connected to the upper position of both left and right sides of the correction platform (1), and a transmission screw (17) is rotatably connected to both left and right sides of the correction platform (1) near the lower position. A servo motor (18) is fixedly installed on both left and right sides of the front end of the correction platform (1), and the output end of the servo motor (18) is fixedly connected to the transmission screw (17).
6. The flattening device for correcting a civil air defense door according to claim 5, characterized in that: Three groups of third positioning blocks (31) are fixedly connected to the bottom of the side support plate (3), the third positioning blocks (31) are slidably connected to the second positioning rod (16), the lower end of the middle third positioning block (31) is fixedly connected to the second positioning block (23), and the second positioning block (23) is threadedly connected to the transmission screw (17).
7. The flattening device for correcting a civil air defense door according to claim 6, characterized in that: The lower end of the second positioning block (23) is slidably connected to the first positioning groove (19) close to the outer side, and a connecting rod (22) is fixedly connected between the second positioning block (23) and the first positioning block (2).
8. The flattening device for correcting a civil air defense door according to claim 1, characterized in that: The front and rear sides of the correction platform (1) are both fixedly connected to a clamping plate (11), the upper end of the clamping plate (11) is threadedly connected to a first threaded rod (13), and the lower end of the first threaded rod (13) is fixedly connected to a first pressing plate (12).