High-precision high-frequency response spring assembly for precision electronic equipment

Abstract

The utility model relates to the technical field of spring assemblies, in particular to a high-precision high-frequency response spring assembly for precise electronic equipment, which comprises a spring assembly body provided with a pressing positioning seat and a fixing seat. A first spring limiting groove and a second spring limiting groove which are the same in shape are formed in the opposite faces of the pressing positioning seat and the fixing seat correspondingly, a spring is connected between the pressing positioning seat and the fixing seat through the first spring limiting groove and the second spring limiting groove, and a spiral hole groove is formed in the bottom of the pressing positioning seat. And a transmission seat is rotationally inserted into the spiral hole groove. According to the high-precision high-frequency response spring assembly for the precise electronic equipment, a double-spring structure is adopted, excessive pressing can be effectively avoided, meanwhile, reset processing can be assisted, the protection performance of the spring assembly is improved, metal fatigue is relieved, the spring assembly is prevented from losing efficacy, and the high-precision high-frequency response performance of the spring assembly is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to spring assembly technical field, concretely is a high precision high frequency response spring assembly for precision electronic equipment. BACKGROUND

[0002] Precision electronic equipment refers to electronic systems or components with high sensitivity, high stability, high integration and high reliability, and is usually used for precise control, measurement, signal processing or data transmission functions, and is widely used in communication, computer, medical, aerospace, automotive electronics, industrial automation and other high-tech fields. In order to meet the demand of force feedback, vibration absorption or transmission in precision electronic equipment, spring assembly is usually designed, which is usually used in occasions requiring fast feedback, small space installation, low contact resistance and long-term stable operation, such as sensors, connectors, actuators, switches, etc.

[0003] The existing spring assembly for precision electronic equipment is composed of spring, insulating shell, guide structure and damping, but the spring may experience metal fatigue during repeated loading and unloading, which will cause its elastic performance to decline and eventually fail, affecting work. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a high precision high frequency response spring assembly for precision electronic equipment to solve the problem that the spring of the spring assembly on the market may experience metal fatigue during repeated loading and unloading, which will cause its elastic performance to decline and eventually fail, affecting work.

[0005] To achieve the above purpose, the utility model provides the following technical scheme: a high precision high frequency response spring assembly for precision electronic equipment, comprising a spring assembly main body, a pressing positioning seat and a fixed seat are arranged on the spring assembly main body, and the opposite sides of the pressing positioning seat and the fixed seat are respectively provided with a first spring limiting groove and a second spring limiting groove with the same shape, and a spring is connected between the pressing positioning seat and the fixed seat through the first spring limiting groove and the second spring limiting groove, a spiral hole groove is formed in the bottom of the pressing positioning seat, a transmission seat is rotatably inserted into the spiral hole groove, a spiral spring piece is connected between the transmission seat and the pressing positioning seat, a spiral protrusion that rotates with the spiral hole groove is integrally arranged on the outer circle of the transmission seat, a limiting mounting seat is connected to the bottom of the transmission seat, and a switch and a switch control seat are respectively arranged on the opposite sides of the limiting mounting seat and the fixed seat.

[0006] Preferably, the bottom of the pressing positioning seat is uniformly and spacedly provided with a plug rod limiting groove, a limiting rod is movably inserted into the plug rod limiting groove, and the limiting rod and the fixed seat are integrally formed.

[0007] Preferably, the distance between the bottom surface of the pressing positioning seat and the top surface of the limiting mounting seat is greater than the distance between the switch and the switch control seat.

[0008] Preferably, limiting holes are uniformly and spacedly arranged on the limiting mounting seat, and the limiting holes are movably inserted and matched with the limiting rods.

[0009] Preferably, a groove movably clamped with the transmission seat is arranged on the upper end of the limiting mounting seat, and the groove side surface of the limiting mounting seat is further movably embedded and clamped with the ball.

[0010] Preferably, a ring-shaped limiting groove is arranged on the bottom of the transmission seat, and the ring-shaped limiting groove is movably clamped with the ball.

[0011] Compared with the prior art, the high-precision high-frequency response spring assembly for precision electronic equipment has the following beneficial effects: the double-spring structure can effectively avoid excessive pressing, and can assist in reset processing, improve the protection performance of the spring assembly, reduce metal fatigue, prevent the spring assembly from failing, and improve the high-precision high-frequency response performance of the spring assembly. The high-precision high-frequency response spring assembly for precision electronic equipment occupies small overall space, and works together through the spring and the spiral spring piece. The spring provides the main elastic function, the spiral spring piece is used for protection and auxiliary reset, the transmission seat rotating through the spiral structure is arranged in the pressing positioning seat, the pressing positioning seat drives the limiting mounting seat to ascend and descend through the transmission seat, the limiting mounting seat is effectively prevented from being excessively pressed while the ascending and descending of the limiting mounting seat is controlled. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is an internal structure side view of the high-precision high-frequency response spring assembly for precision electronic equipment.

[0013] Figure 2 It is an external structure side view of the high-precision high-frequency response spring assembly for precision electronic equipment.

[0014] Figure 3 It is a relative position structure side view of the transmission seat and the limiting mounting seat of the high-precision high-frequency response spring assembly for precision electronic equipment.

[0015] Figure 4 It is a fixed seat top view of the high-precision high-frequency response spring assembly for precision electronic equipment.

[0016] In the figure: 1, spring assembly main body; 2, press positioning seat; 201, spiral hole groove; 202, first spring limiting groove; 203, insertion rod limiting groove; 3, spiral spring piece; 4, spring; 5, limiting mounting seat; 501, ball; 502, limiting hole; 6, fixed seat; 601, second spring limiting groove; 7, limiting rod; 8, transmission seat; 801, annular limiting groove; 802, spiral protrusion; 9, switch; 10, switch control seat. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0018] Please refer to Figures 1-4The utility model provides a technical scheme: A kind of high-precision high-frequency response spring assembly for precision electronic equipment, including spring assembly main body 1, spring assembly main body 1 is equipped with pressing positioning seat 2 and fixed seat 6, and the opposite side of pressing positioning seat 2 and fixed seat 6 is respectively provided with the first spring limiting slot 202 and the second spring limiting slot 601 of same shape, and spring 4 is connected between pressing positioning seat 2 and fixed seat 6 by the first spring limiting slot 202 and the second spring limiting slot 601, pressing positioning seat 2 bottom is evenly spaced and provided with plug rod limiting slot 203, and limiting rod 7 is movably inserted in plug rod limiting slot 203, and limiting rod 7 and fixed seat 6 are integrally formed, this structure can make the pressing activity of pressing positioning seat 2, can be limited after processing by the cooperation of limiting rod 7 and plug rod limiting slot 203, fixed seat 6 is used for the positioning firm processing of spring assembly main body 1, the bottom of pressing positioning seat 2 is provided with helical hole groove 201, and transmission seat 8 is rotatably inserted in helical hole groove 201, helical spring piece 3 is connected between transmission seat 8 and pressing positioning seat 2, and spiral protrusion 802 that is rotatably cooperated with helical hole groove 201 is integrally arranged on the outer circle of transmission seat 8, limiting mounting seat 5 is clamped to the bottom of transmission seat 8, limiting hole 502 is evenly spaced and provided on limiting mounting seat 5, and limiting hole 502 is movably inserted and cooperated with limiting rod 7, this structure can make limiting mounting seat 5 also have movable limiting structure, while limiting mounting seat 5 and pressing positioning seat 2 provide positioning structure for transmission seat 8, recess is arranged on the upper end of limiting mounting seat 5 and movably clamped with transmission seat 8, and ball 501 is also movably inserted and clamped on the side surface of the recess of limiting mounting seat 5, this structure can make transmission seat 8 rotate under the positioning of limiting mounting seat 5, ball 501 can rotate between limiting mounting seat 5 and transmission seat 8, for the rotation drag reduction processing of transmission seat 8, a ring-shaped limiting slot 801 is arranged on the bottom of transmission seat 8, and ring-shaped limiting slot 801 is clamped and cooperated with ball 501, this structure can make limiting mounting seat 5 and transmission seat 8 can be locked by the cooperation of ball 501 and ring-shaped limiting slot 801, to prevent limiting mounting seat 5 from slipping off transmission seat 8, and the opposite side of limiting mounting seat 5 and fixed seat 6 is respectively provided with switch 9 and switch control seat 10 for cooperation, the distance between the bottom surface of pressing positioning seat 2 and the top surface of limiting mounting seat 5 is greater than the distance between switch 9 and switch control seat 10, this structure can ensure that pressing positioning seat 2 has sufficient pressing space, while pressing positioning seat 2 can be shock-absorbing protection processing by the cooperation of helical spring piece 3 and transmission seat 8 under the condition of excessive pressing, improve the protection performance of spring assembly main body 1, and ensure that spring assembly main body 1 can be normally reset, reduce the fatigue of spring assembly main body 1.

[0019] Working principle: when using the high-precision high-frequency response spring assembly of the precision electronic equipment, first, the spring assembly body 1 is positioned by the fixing seat 6, the press positioning seat 2 is pressed, the spring 4 is compressed, the first spring limiting groove 202 and the second spring limiting groove 601 are used for positioning and stabilizing the spring 4, the press positioning seat 2 drives the transmission seat 8 to move synchronously, the transmission seat 8 drives the limiting installation seat 5 to move synchronously, the limiting rod 7 cooperates with the limiting hole 502 to limit the limiting installation seat 5, the limiting rod 7 cooperates with the plug rod limiting groove 203 to prevent the press positioning seat 2 from deviating, until the switch control seat 10 acts on the switch 9, the opening and closing of the switch 9 are realized, if the press positioning seat 2 is pressed too much, the press positioning seat 2 drives the transmission seat 8 to rotate through the cooperation of the spiral hole groove 201 and the spiral protrusion 802, the ball 501 cooperates with the annular limiting groove 801 to rotate the transmission seat 8 and the limiting installation seat 5, and the spiral spring piece 3 is compressed, the spiral spring piece 3 can resist part of the pressure, so that after the pressure of the press positioning seat 2 disappears, the press positioning seat 2, the transmission seat 8 and the limiting installation seat 5 are reset, high-precision high-frequency response is realized, high-strength protection is realized, the fatigue damage degree of the spring assembly body 1 is effectively reduced, and a series of work is completed.

[0020] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A high-precision high-frequency response spring assembly for precision electronic devices, comprising a spring assembly body (1), characterized in that: The spring assembly body (1) is provided with a pressing positioning seat (2) and a fixed seat (6), and the opposite sides of the pressing positioning seat (2) and the fixed seat (6) are respectively provided with a first spring limiting groove (202) and a second spring limiting groove (601) with the same shape, and the pressing positioning seat (2) and the fixed seat (6) are connected by the first spring limiting groove (202) and the second spring limiting groove (601). The bottom of the pressing positioning seat (2) is provided with a spiral hole groove (201), and the spiral hole groove (201) is rotatably connected with a transmission seat (8). The transmission seat (8) and the pressing positioning seat (2) are connected with a spiral spring piece (3), and the outer circle of the transmission seat (8) is integrally provided with a spiral protrusion (802) which is rotatably matched with the spiral hole groove (201). The bottom of the transmission seat (8) is connected with a limiting mounting seat (5), and the opposite side of the limiting mounting seat (5) and the fixed seat (6) is respectively provided with a switch (9) and a switch control seat (10) which are used in cooperation.

2. The high-precision high-frequency response spring assembly for precision electronic equipment according to claim 1, characterized in that: The bottom of the pressing positioning seat (2) is uniformly and interval provided with a plug rod limiting groove (203), and the plug rod limiting groove (203) is movably connected with a limiting rod (7), and the limiting rod (7) and the fixed seat (6) are integrally formed.

3. The high-precision high-frequency response spring assembly for precision electronic equipment according to claim 1, characterized in that: The distance between the bottom surface of the pressing positioning seat (2) and the top surface of the limiting mounting seat (5) is greater than the distance between the switch (9) and the switch control seat (10).

4. The high-precision high-frequency response spring assembly for precision electronic equipment according to claim 2, characterized in that: The limiting mounting seat (5) is uniformly and interval provided with a limiting hole (502), and the limiting hole (502) is movably connected with the limiting rod (7).

5. The high-precision high-frequency response spring assembly for precision electronic equipment according to claim 1, characterized in that: The upper end of the limiting mounting seat (5) is provided with a groove which is movably connected with the transmission seat (8), and the groove side of the limiting mounting seat (5) is further movably embedded with a ball (501).

6. The high-precision high-frequency response spring assembly for precision electronic equipment according to claim 5, characterized in that: The bottom of the transmission seat (8) is provided with a ring limiting groove (801), and the ring limiting groove (801) is movably connected with the ball (501).

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