Pneumatic clamping mechanism for heat shield punching
Through the design of the pneumatic clamping mechanism of the heat insulation cover punching, the heat insulation cover is fixed by using electric cylinders and clamping devices, which solves the problems of jitter and offset during the punching process, improves the punching accuracy and stability, and reduces processing cost.
Patent Information
- Application Number
- CN202421097237.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-20
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-05-20
AI Technical Summary
During the punching process, the heat insulation cover is prone to inaccurate punching position due to jitter and offset, which increases processing cost and scrapping rate.
A pneumatic clamping mechanism for punching insulating cover is designed, and the heat shield is fixed on the punching table by using electric cylinders and clamping devices. The clamping is achieved through the cooperation of clamping plates and limiting springs to ensure the punching accuracy and stability.
It effectively prevents the heat insulation cover from being offset during the punching process, improves punching accuracy and fixing stability, simplifies the disassembly and assembly and replacement of the clamping device, and reduces friction and wear.
Smart Images
Figure CN222288578U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of heat insulation cover processing, and in particular relates to a heat insulation cover punching pneumatic clamping mechanism. Background Art
[0002] Heat insulation covers are widely used in many fields and play a good role in heat insulation. For example, in aviation and aerospace equipment, such as engines and other equipment, they need to have high temperature resistance, high strength and high flame retardancy. At present, heat insulation covers are generally punched during production.
[0003] At present, when punching holes in the heat insulation cover, the operator usually holds the heat insulation cover and places it under the punching machine for punching. When punching holes by holding the heat insulation cover, shaking or deviation is inevitable, which causes the punching position to be distorted. The heat insulation cover with distorted punching position will be scrapped due to unqualified quality, thereby increasing the processing cost of the heat insulation cover. Utility Model Content
[0004] The utility model provides a pneumatic clamping mechanism for punching holes in a heat shield, aiming to solve the problem that there is no effective fixing mechanism for punching holes in the heat shield at present.
[0005] The utility model is implemented as follows: a pneumatic clamping mechanism for punching holes in a heat insulation cover comprises a base plate; a punching platform is fixed on the upper end of the base plate, a supporting plate is fixed on the upper end of the base plate, a fixing frame is fixed on the top of the supporting plate, a cabin is opened inside the left side of the fixing frame, and an electric cylinder is fixed in the cabin, an open slide groove is provided on the right side of the fixing frame and the fixing plate is slidably connected, a control panel is fixed on the upper end of the base plate, the control panel is electrically connected to the electric cylinder, a connecting frame is fixed on the right side of the fixing plate, a fixing disk is rotatably connected to the right side of the connecting frame, a connecting block is fixed on the right side of the fixing disk, a clamping device is connected to the side of the connecting block, a worm gear groove is opened on the arc surface of the fixing disk, a worm is fixed on the top of the connecting frame through a bracket, and the worm is meshed and connected with the fixing disk.
[0006] Preferably, the clamping device includes a connecting plate, a connecting disk, a limiting disk, a clamping plate and a torsion spring. A slot is provided on the side of the connecting block, the connecting plate is slidably inserted in the slot of the connecting block, the limiting disk is fixed to one side of the connecting plate and is rotationally connected to the connecting disk, the clamping plate is fixed to the side of the connecting disk, and the torsion spring is fixed to the inner side of the connecting disk and is fixedly connected to the limiting disk.
[0007] Preferably, two groups of the clamping plates are provided, and the two groups of the clamping plates are fixed on the side surfaces of the connecting plate and are perpendicular to each other.
[0008] Preferably, a groove is provided inside the connecting block, and a limit spring is fixed in the groove, a clamping block is fixed at the movable end of the limit spring, a pull ring is connected to the upper end of the clamping block, the pull ring is located outside the connecting block, the clamping block extends into the slot of the connecting block, and a clamping groove matching the clamping block is provided on the side of the connecting plate.
[0009] Preferably, a fixing seat is fixed to the upper end of the punching table, a slot is provided on the top of the fixing seat and a plug-in plate is inserted therein, and a baffle is fixed to the side of the plug-in plate.
[0010] Preferably, balls are equidistantly arranged in the open slide groove of the fixing frame, and the balls are in contact with the surface of the fixing plate.
[0011] Compared with the prior art, the embodiments of the present application have the following beneficial effects:
[0012] The device uses an electric cylinder as power to clamp and fix the heat insulation cover, so that the heat insulation cover will not deviate when punching, thereby improving the punching accuracy of the heat insulation cover. The clamping device clamps and fixes the heat insulation cover through two sets of clamping plates. The two sets of clamping plates can contact and fix the upper surface and side of the heat insulation cover under the push of the fixing plate, thereby further improving the stability of the fixation of the heat insulation cover. The clamping block and the limit spring cooperate to limit and fix the connecting plate of the clamping device. This fixing method can make the disassembly and assembly of the clamping device more convenient. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;
[0014] Figure 2 It is a schematic diagram of the cross-sectional structure of the connecting block of the utility model from top view;
[0015] Figure 3 The utility model Figure 1 A schematic diagram of the structure enlargement in the middle;
[0016] In the figure: 1, bottom plate; 2, punching table; 3, support plate; 4, fixing frame; 5, electric cylinder; 6, fixing plate; 7, control panel; 8, connecting frame; 9, fixing plate; 10, connecting block; 11, clamping device; 111, connecting plate; 112, connecting plate; 113, limiting plate; 114, clamping plate; 115, torsion spring; 12, bracket; 13, worm; 14, limiting spring; 15, clamping block; 16, pull ring; 17, fixing seat; 18, plug plate; 19, baffle; 20, ball bearing. DETAILED DESCRIPTION
[0017] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by technicians in the technical field of this application; the terms used in the specification of the application herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions. The terms "first", "second", etc. in the specification and claims of this application or the above-mentioned drawings are used to distinguish different objects, not to describe a specific order.
[0018] Reference to "embodiments" herein means that a particular feature, structure, or characteristic described in conjunction with the embodiments may be included in at least one embodiment of the present application. The appearance of the phrase in various locations in the specification does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment that is mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described herein may be combined with other embodiments.
[0019] The utility model embodiment provides a heat shield punching pneumatic clamping mechanism, such as Figure 1-3 As shown, it includes a bottom plate 1, a punching table 2 is fixed on the upper end of the bottom plate 1, a support plate 3 is fixed on the upper end of the bottom plate 1, a fixing frame 4 is fixed on the top of the support plate 3, a cabin is opened inside the left side of the fixing frame 4, and an electric cylinder 5 is fixed in the cabin, an open slide is provided on the right side of the fixing frame 4 and a fixing plate 6 is slidably connected, a control panel 7 is fixed on the upper end of the bottom plate 1, and the control panel 7 is electrically connected to the electric cylinder 5, a connecting frame 8 is fixed on the right side of the fixing plate 6, a fixing plate 9 is rotatably connected to the right side of the connecting frame 8, and a connecting plate 9 is fixed on the right side of the fixing plate 9 A connecting block 10 is connected to a clamping device 11 on the side of the connecting block 10. A worm gear groove is provided on the arc surface of the fixed disk 9. A worm 13 is fixed to the top of the connecting frame 8 through a bracket 12. The worm 13 is meshed and connected with the fixed disk 9. When the device is used, the electric cylinder 5 is started, and the electric cylinder 5 pushes the fixed plate 6 to slide outward. When the fixed plate 6 slides, the clamping device 11 cooperates with the punching table 2 to clamp the heat insulation cover. The device uses the electric cylinder 5 as power to clamp and fix the heat insulation cover, so that the heat insulation cover will not be offset when punching, thereby improving the punching accuracy of the heat insulation cover.
[0020] The clamping device 11 includes a connecting plate 111, a connecting disk 112, a limiting disk 113, a clamping plate 114 and a torsion spring 115. A slot is provided on the side of the connecting block 10, and the connecting plate 111 is slidably inserted into the slot of the connecting block 10. The limiting disk 113 is fixed to one side of the connecting plate 111 and is rotatably connected to the connecting disk 112. The clamping plate 114 is fixed to the side of the connecting disk 112. The torsion spring 115 is fixed to the inner side of the connecting disk 112 and is fixedly connected to the limiting disk 113. Two groups of clamping plates 114 are provided. The two groups of clamping plates 114 are fixed to the sides of the connecting disk 112 and are perpendicular to each other. The clamping device 11 clamps and fixes the heat insulation cover through the cooperation of the two groups of clamping plates 114. The two groups of clamping plates 114 can be pushed by the fixing plate 6 to contact and fix the upper surface and the side of the heat insulation cover, thereby further improving the stability of the heat insulation cover fixation.
[0021] A groove is provided inside the connecting block 10, and a limiting spring 14 is fixed in the groove. A clamping block 15 is fixed to the movable end of the limiting spring 14. A pull ring 16 is connected to the upper end of the clamping block 15. The pull ring 16 is located outside the connecting block 10. The clamping block 15 extends into the slot of the connecting block 10. A clamping groove matched with the clamping block 15 is provided on the side of the connecting plate 111. The clamping block 15 and the limiting spring 14 are provided, and the clamping block 15 and the limiting spring 14 cooperate to limit and fix the connecting plate 111 of the clamping device 11. This fixing method can make the disassembly and assembly of the clamping device 11 more convenient. This setting facilitates the subsequent replacement of different types of clamping devices 11.
[0022] A fixing seat 17 is fixed to the upper end of the punching table 2, a slot is opened on the top of the fixing seat 17 and a plug-in plate 18 is inserted, a baffle 19 is fixed to the side of the plug-in plate 18, the fixing seat 17 and the baffle 19 are arranged, the baffle 19 is fixed to the strawberryamine of the plug-in plate 18, and the plug-in plate 18 is fixed to the upper side of the fixing seat 17 by sliding and plugging. This connection method can make the replacement of the baffle 19 more convenient, and it is convenient to replace the corresponding baffle 19 according to the special shape of the heat insulation cover.
[0023] Ball bearings 20 are arranged at equal intervals in the open slide groove of the fixing frame 4, and the ball bearings 20 are in contact with the surface of the fixing plate 6. By arranging the ball bearings 20 in the slide groove of the fixing frame 4, the friction between the fixing plate 6 and the fixing plate 6 can be reduced, the sliding wear of the parts can be reduced, and the service life of the parts can be increased.
[0024] It should be noted that, for the above-mentioned embodiments, for the sake of simplicity, they are all described as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the described action sequence, because according to the utility model, some steps may be performed in other sequences or simultaneously. Secondly, those skilled in the art should also know that the embodiments described in the specification are all preferred embodiments, and the actions and modules involved are not necessarily required by the utility model.
[0025] In the several embodiments provided in the present application, it should be understood that the disclosed devices can be implemented in other ways. For example, the device embodiments described above are merely schematic, such as the division of the above-mentioned units. There may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or communication connection shown or discussed can be through some interfaces, and the indirect coupling or communication connection between devices or units can be in the form of telecommunication or other forms.
[0026] The units described above as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
[0027] The above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit the protection scope of the utility model. Obviously, the described embodiments are only some embodiments of the utility model, rather than all embodiments. Based on these embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model. Although the utility model has been described in detail with reference to the above embodiments, ordinary technicians in this field can still combine, add, delete or make other adjustments to the features in the various embodiments of the utility model according to the circumstances without conflict, without making creative work, so as to obtain different other technical solutions that do not deviate from the concept of the utility model in essence, and these technical solutions also belong to the scope of protection of the utility model.
Claims
1. A pneumatic clamping mechanism for punching holes in a heat shield, characterized in that: The invention comprises a bottom plate (1), wherein a punching platform (2) is fixed to the upper end of the bottom plate (1), a support plate (3) is fixed to the upper end of the bottom plate (1), a fixing frame (4) is fixed to the top of the support plate (3), a cabin is provided inside the left side of the fixing frame (4), and an electric cylinder (5) is fixed in the cabin, an open slide groove is provided on the right side of the fixing frame (4) and a fixing plate (6) is slidably connected thereto, a control panel (7) is fixed to the upper end of the bottom plate (1), and the control panel (7) and the electric cylinder are connected to each other. (5) are electrically connected, a connecting frame (8) is fixed on the right side of the fixing plate (6), a fixing disk (9) is rotatably connected on the right side of the connecting frame (8), a connecting block (10) is fixed on the right side of the fixing disk (9), a clamping device (11) is connected to the side of the connecting block (10), a worm gear groove is provided on the arc surface of the fixing disk (9), a worm (13) is fixed on the top of the connecting frame (8) through a bracket (12), and the worm (13) is meshingly connected with the fixing disk (9).
2. A heat shield punching pneumatic clamping mechanism as claimed in claim 1, characterized in that: The clamping device (11) comprises a connecting plate (111), a connecting disk (112), a limiting disk (113), a clamping plate (114) and a torsion spring (115); a slot is provided on the side of the connecting block (10); the connecting plate (111) is slidably inserted into the slot of the connecting block (10); the limiting disk (113) is fixed to one side of the connecting plate (111) and is rotationally connected to the connecting disk (112); the clamping plate (114) is fixed to the side of the connecting disk (112); and the torsion spring (115) is fixed to the inner side of the connecting disk (112) and is fixedly connected to the limiting disk (113).
3. A heat shield punching pneumatic clamping mechanism as claimed in claim 2, characterized in that: Two groups of the clamping plates (114) are provided, and the two groups of the clamping plates (114) are fixed on the side surfaces of the connecting plate (112) and are perpendicular to each other.
4. A heat shield punching pneumatic clamping mechanism as claimed in claim 2, characterized in that: The connection block (10) is provided with a groove inside, and a limit spring (14) is fixed in the groove; a clamping block (15) is fixed to the movable end of the limit spring (14); the upper end of the clamping block (15) is connected to a pull ring (16); the pull ring (16) is located outside the connection block (10); the clamping block (15) extends into a slot of the connection block (10); and a clamping groove matching the clamping block (15) is provided on the side of the connection plate (111).
5. A heat shield punching pneumatic clamping mechanism as claimed in claim 1, characterized in that: A fixing seat (17) is fixed at the upper end of the punching platform (2), a slot is provided on the top of the fixing seat (17) and a plug-in plate (18) is inserted therein, and a baffle plate (19) is fixed on the side of the plug-in plate (18).
6. A heat shield punching pneumatic clamping mechanism as claimed in claim 1, characterized in that: Ball bearings (20) are arranged at equal intervals in the open slide groove of the fixing frame (4), and the ball bearings (20) are in contact with the surface of the fixing plate (6).