High-load impact-resistant positioning belleville spring

Abstract

The utility model relates to a high load impact resistant location belleville spring relates to belleville spring technical field, including a plurality of belleville spring, first location subassembly, second location subassembly and fixed subassembly, the belleville spring involution connection, including first end portion, second end portion and elastic piece, the elastic piece is provided between first end portion and second end portion, and the first location subassembly is located in the first end portion, the second location subassembly is located in the second end portion, and the fixed subassembly is located in the second end portion. The diameter of the second end is larger than that of the first end, the first positioning assembly is arranged on the first end, the second positioning assembly is arranged on the second end, the first ends of the multiple belleville springs are connected through the first positioning assembly, and the second ends of the multiple belleville springs are connected through the second positioning assembly. The first positioning assembly and the second positioning assembly are used for positioning the belleville spring, and the fixing assembly is arranged on the belleville spring and used for fixing the belleville spring. According to the utility model, the deflection of the belleville spring during working can be avoided, and the loading capacity of the belleville spring is enhanced.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of disc springs, and in particular to a high-load impact-resistant positioning disc spring. BACKGROUND

[0002] The disc spring is also called a disc spring washer, is a special mechanical spring, and has an appearance similar to a circular ring washer, but a section thereof is in the shape of a truncated cone. The disc spring has large rigidity and small size, can be combined in different manners such as folding and stacking to adjust the characteristics thereof, plays an important supporting and buffering role in a mechanical structure, and simultaneously, due to the variable rigidity characteristics and compact design, becomes a preferred elastic element in various industries.

[0003] At present, the Chinese utility model patent application with the publication date of June 16, 2023 and the announcement number of CN219197974U provides a high-temperature-resistant disc spring, which comprises a disc spring body, the disc spring body further comprises a base layer in the middle, the top surface and the bottom surface of the base layer are both formed to cover a heat insulation layer, the outer side of the heat insulation layer is both formed to cover a corrosion-resistant layer, the outer side of the corrosion-resistant layer is both formed to cover a high-temperature-resistant layer, the inner side of the upper end of the disc spring body is installed with a first rubber sealing ring, and the bottom end of the disc spring body is installed with a second rubber gasket. The utility model forms different protective layers covering the outer side of the base layer in the disc spring body, the high-temperature-resistant layer protects the base layer in the middle, can avoid the influence of high temperature on the base layer, causes the disc spring body to deform, and the heat insulation layer can preliminarily isolate the heat outside, avoids the direct influence of heat on the internal structure.

[0004] The disc spring in the related art will be offset due to extrusion when being used in combination, the disc spring is dislocated, and the overall load strength and service life are affected. UTILITY MODEL CONTENTS

[0005] In order to enhance the load strength and impact resistance of the disc spring, the utility model provides a high-load impact-resistant positioning disc spring.

[0006] The utility provides a kind of high load impact-resistant positioning disc spring, including multiple disc springs, first positioning assembly, second positioning assembly and fixed component, the disc spring is connected, the disc spring includes first end, second end, elastic sheet, the elastic sheet is arranged between the first end and the second end, the diameter of the second end is greater than the diameter of the first end, the first positioning assembly is arranged on the first end, the second positioning assembly is arranged on the second end, the first end of the multiple disc springs is connected by first positioning assembly, the second end of the multiple disc springs is connected by second positioning assembly, the first positioning assembly and the second positioning assembly are used to position the disc spring, the fixed component is arranged on the disc spring, and the fixed component is used to fix the disc spring.

[0007] Through the above technical scheme, when the disc spring is compressed and released, the fixed component fixes the disc spring, the first positioning assembly and the second positioning assembly position the disc spring, avoid the disc spring from deviating during work, and enhance the load and service life of the disc spring.

[0008] Optionally, the first positioning assembly includes a first positioning ring and a first positioning block, the first positioning ring is arranged on the first end, and the first positioning block is arranged on the first positioning ring. First positioning grooves are formed between every two first positioning blocks.

[0009] Optionally, the second positioning assembly includes a second positioning ring and a second positioning block, the second positioning ring is arranged on the second end, and the second positioning block is arranged on the second positioning ring. Second positioning grooves are formed between every two second positioning blocks.

[0010] Optionally, a fillet is formed on the first positioning ring, the first positioning block, the second positioning ring and the second positioning block.

[0011] Optionally, the fixed component includes a support plate, a guide rod, a pressing plate and a nut, the support plate is arranged on the first end, the guide rod is arranged on the support plate, a through hole is formed on the pressing plate, the pressing plate is arranged on the guide rod, the multiple disc springs are arranged on the guide rod, and the disc springs are arranged between the pressing plate and the support plate, and the nut is arranged on the end of the guide rod away from the support plate.

[0012] Optionally, a thread is formed on the end of the guide rod away from the support plate, and the nut is threadedly connected to the end of the guide rod away from the support plate. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1A high-load impact-resistant positioning disc spring provided by an embodiment of the application has a schematic diagram of an overall structure;

[0014] Figure 2 For along Figure 1 A cross-sectional structure view of line A-A;

[0015] Figure 3 A schematic diagram of a connection structure of the first positioning assembly and the first end portion, and the second positioning assembly and the second end portion.

[0016] In the drawings, various reference signs refer to:

[0017] 1, disc spring; 11, first end portion; 12, second end portion; 13, elastic sheet; 2, first positioning assembly; 21, first positioning ring; 22, first positioning block; 23, first positioning groove; 3, second positioning assembly; 31, second positioning ring; 32, second positioning block; 33, second positioning groove; 4, fixing assembly; 41, support plate; 42, guide rod; 43, pressing plate; 44, nut; 5, round corner. DETAILED DESCRIPTION

[0018] To improve the low load and short service life of disc springs in the related art.

[0019] An embodiment of the application provides a high-load impact-resistant positioning disc spring, referring to Figure 1 and Figure 2 A high-load impact-resistant positioning disc spring, comprising a plurality of disc springs 1, a first positioning assembly 2, a second positioning assembly 3, and a fixing assembly 4, the disc springs 1 are connected in pairs, the disc spring 1 comprises a first end portion 11, a second end portion 12, and an elastic sheet 13, the elastic sheet 13 is arranged between the first end portion 11 and the second end portion 12, the diameter of the second end portion 12 is greater than that of the first end portion 11, the first positioning assembly 2 is arranged on the first end portion 11, the second positioning assembly 3 is arranged on the second end portion 12, the first end portions 11 of the plurality of disc springs 1 are connected through the first positioning assembly 2, the second end portions 12 of the plurality of disc springs 1 are connected through the second positioning assembly 3, the first positioning assembly 2 and the second positioning assembly 3 are used for positioning the disc spring 1, and the fixing assembly 4 is arranged on the disc spring 1, and the fixing assembly 4 is used for fixing the disc spring 1.

[0020] When the disc spring 1 is compressed and released, the fixing assembly 4 fixes the disc spring 1, the first positioning assembly 2 and the second positioning assembly 3 position the disc spring 1, so that the disc spring 1 is prevented from deviating during work, and the load and service life of the disc spring 1 are enhanced

[0021] Referring to Figure 3The first positioning assembly 2 comprises a first positioning ring 21 and a first positioning block 22, the first positioning ring 21 is fixedly connected to the first end 11, and the first positioning block 22 is fixedly connected to the first positioning ring 21. First positioning grooves 23 are formed between every two first positioning blocks 22. The second positioning assembly 3 comprises a second positioning ring 31 and a second positioning block 32, the second positioning ring 31 is fixedly connected to the second end 12, and the second positioning block 32 is fixedly connected to the second positioning ring 31. Second positioning grooves 33 are formed between every two second positioning blocks 32.

[0022] In this way, when the disc springs 1 are in operation, the first positioning blocks 22 on the first end 11 of the first disc spring 1 are clamped in the first positioning grooves 23 on the first end 11 of the second disc spring 1, and the second positioning blocks 32 on the second end 12 of the second disc spring 1 are clamped in the second positioning grooves 33 on the second end 12 of the third disc spring 1. Since every two disc springs 1 are clamped, the probability of the disc springs 1 rotating along the central axis during operation is reduced, thereby reducing the abrasion between the first end 11 and the first end 11 and between the second end 12 and the second end 12 due to the rotation and mutual friction, and prolonging the service life of the disc springs 1.

[0023] With reference to Figure 3 The first positioning ring 21, the first positioning block 22, the second positioning ring 31, and the second positioning block 32 are all provided with a round corner 5.

[0024] In this way, the round corner 5 can effectively disperse the stress generated during the use of the disc springs 1, reduce the risk of fatigue cracks and fractures caused by stress concentration, and increase the impact resistance of the first positioning ring 21, the first positioning block 22, the second positioning ring 31, and the second positioning block 32.

[0025] With reference to Figure 1 and Figure 2 The fixing assembly 4 comprises a support plate 41, a guide rod 42, a pressing plate 43, and a nut 44. The support plate 41 is arranged on the first end 11, the guide rod 42 is arranged on the support plate 41, the pressing plate 43 is provided with a through hole, the pressing plate 43 is arranged on the guide rod 42, the plurality of disc springs 1 are arranged on the guide rod 42, and the disc springs 1 are arranged between the pressing plate 43 and the support plate 41. The nut 44 is arranged on the end of the guide rod 42 away from the support plate 41, the end of the guide rod 42 away from the support plate 41 is provided with a thread, and the nut 44 is threadedly connected to the end of the guide rod 42 away from the support plate 41.

[0026] In this way, the guide rod 42 is fixedly connected to the support plate 41, the disc spring 1 is arranged on the guide rod 42, the disc spring 1 is in sliding connection with the guide rod 42, the disc spring 1 is prevented from being axially deviated under the action of the guide rod 42 during operation, the risk of misalignment of the disc spring 1 is reduced, the load performance of the disc spring 1 is improved, the pressing plate 43 is arranged on the guide rod 42 and is in sliding connection with the guide rod 42, the nut 44 drives the pressing plate 43 to compress the disc spring 1, the pressing plate 43 uniformly releases the force applied by the nut 44 to the disc spring 1, the impact resistance of the disc spring 1 is improved, and the precision of the lifting mechanism is improved through threaded connection.

[0027] The implementation principle of the high-load impact-resistant positioning disc spring in the embodiment of the application is as follows:

[0028] The guide rod 42 is fixedly connected to the support plate 41, the disc spring 1 is arranged on the guide rod 42, the disc spring 1 is in sliding connection with the guide rod 42, the pressing plate 43 is provided with a through hole, the pressing plate 43 is arranged on the guide rod 42 through the through hole and is in sliding connection with the guide rod 42, the disc spring 1 is located between the pressing plate 43 and the support plate 41, a thread is formed at an end of the guide rod 42 away from the support plate 41, the nut 44 is in threaded connection with the guide rod 42 at the end away from the support plate 41, the first positioning ring 21 is fixedly connected to the first end portion 11 of the disc spring 1, the first positioning block 22 is fixedly connected to the first positioning ring 21, a first positioning groove 23 is formed between every two first positioning blocks 22, the second positioning ring 31 is fixedly connected to the second end portion 12 of the disc spring 1, the second positioning block 32 is fixedly connected to the second positioning ring 31, a second positioning groove 33 is formed between every two second positioning blocks 32, during operation of the spring, the nut 44 is in threaded connection and slides along the guide rod 42 to apply or release pressure to the pressing plate 43, the disc spring 1 is compressed or released along the guide rod 42, the first positioning block 22 on the first end portion 11 of the first disc spring 1 is clamped in the first positioning groove 23 on the first end portion 11 of the second disc spring 1, the second positioning block 32 on the second end portion 12 of the second disc spring 1 is clamped in the second positioning groove 33 on the second end portion 12 of the third disc spring 1, and every two disc springs 1 are clamped.

[0029] The above merely describes preferred embodiments of the application and is not intended to limit the application. Any modification, equivalent replacement, and improvement made within the spirit and principle of the application shall be included in the protection scope of the application.

Claims

1. A high-load, impact-resistant positioning disc spring, characterized in that: The device includes multiple disc springs (1), a first positioning component (2), a second positioning component (3), and a fixing component (4). The disc springs (1) are connected in pairs. Each disc spring (1) includes a first end (11), a second end (12), and an elastic sheet (13). The elastic sheet (13) is disposed between the first end (11) and the second end (12). The diameter of the second end (12) is larger than the diameter of the first end (11). The first positioning component (2) is disposed on the first end (11), and the second positioning component (3) is disposed on the second end (12). The first ends (11) of the multiple disc springs (1) are connected through the first positioning component (2), and the second ends (12) of the multiple disc springs (1) are connected through the second positioning component (3). The first positioning component (2) and the second positioning component (3) are used to position the disc springs (1). The fixing component (4) is disposed on the disc springs (1) and is used to fix the disc springs (1).

2. The high-load impact-resistant positioning disc spring according to claim 1, characterized in that: The first positioning component (2) includes a first positioning ring (21) and a first positioning block (22). The first positioning ring (21) is disposed on the first end (11), and the first positioning block (22) is disposed on the first positioning ring (21). A first positioning groove (23) is formed between every two first positioning blocks (22).

3. The high-load impact-resistant positioning disc spring according to claim 1, characterized in that: The second positioning component (3) includes a second positioning ring (31) and a second positioning block (32). The second positioning ring (31) is disposed on the second end (12), and the second positioning block (32) is disposed on the second positioning ring (31). A second positioning groove (33) is formed between every two second positioning blocks (32).

4. A high-load, impact-resistant positioning disc spring according to claim 3, characterized in that: The first positioning ring (21), the first positioning block (22), the second positioning ring (31) and the second positioning block (32) are all provided with rounded corners (5).

5. A high-load, impact-resistant positioning disc spring according to claim 4, characterized in that: The fixing component (4) includes a support plate (41), a guide rod (42), a pressure plate (43), and a nut (44). The support plate (41) is disposed on the first end (11). The guide rod (42) is disposed on the support plate (41). The pressure plate (43) has a through hole and passes through the guide rod (42). The plurality of disc springs (1) pass through the guide rod (42) and are located between the pressure plate (43) and the support plate (41). The nut (44) is disposed on the end of the guide rod (42) away from the support plate (41).

6. A high-load, impact-resistant positioning disc spring according to claim 5, characterized in that: The guide rod (42) has a threaded end away from the support plate (41), and the nut (44) is threaded to the guide rod (42) at the end away from the support plate (41).

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