A tensile sensor chip detection device

Abstract

The utility model relates to a tension sensor chip detection device, comprising an upper fixing ring and a lower fixing ring, wherein the upper fixing ring has an upper cavity on the upper part, an upper fixing seat is connected to the upper part of the upper cavity, an upper movable ball bar is inserted into the bottom of the upper cavity, an upper chip fixing seat is connected to the lower end of the upper movable ball bar, an upper chip fixing seat clip is arranged at the lower part of the upper chip fixing seat, the upper chip fixing seat clip is connected to the upper chip fixing seat by a fastener, the lower part of the lower fixing ring has a lower cavity, a lower movable ball bar is inserted into the top of the lower cavity, the upper end of the lower movable ball bar is connected to the lower chip fixing seat, a lower chip fixing seat clip is arranged at the upper part of the lower chip fixing seat, the lower chip fixing seat and the lower chip fixing seat clip are connected by a fastener, and a force weight is connected to the lower part of the lower cavity. The utility model can quickly and massively detect the chip tension value.

Description

Technical Field

[0001] The utility model relates to the technical field of tension sensor chip measurement, in particular to a tension sensor chip detection device. Background Art

[0002] With the rapid development of industrial automation and intelligence, the technology research and development of sensors is also rapidly changing and iterating. Among industrial sensors, the most common ones are temperature sensors and mechanical sensors. Temperature sensors have been developed for decades and are widely used. After the invention of resistive strain sensors, mechanical sensors have also been rapidly promoted to meet the needs of various fields. Others include gas sensors, chemical sensors, etc.

[0003] With the breakthrough of technology and the maturity of micro-electromechanical technology, sensors are gradually developing towards miniaturization. However, the resistance strain type still needs to be improved in parameters such as accuracy, sensitivity, response time, range, and linearity. At present, some products have selected quartz resonant crystals as mechanical sensor chips and applied them to mechanical monitoring related products.

[0004] However, due to different cuts and structures of quartz crystals, the force-frequency coefficients generated under different external forces are also different, such as tension, pressure, shear force, inertia force, etc. Therefore, for subsequent mass production, more convenient and rapid chip detection is needed to achieve the detection of quartz resonant mechanical sensor chips. One of the important applications is to use tension detection as the primary development direction, so it is necessary to design a detection device for tension sensor chips. Summary of the invention

[0005] The technical problem to be solved by the utility model is to provide a tension sensor chip detection device, which can quickly and massively detect the tension value of the chip.

[0006] The technical solution adopted by the utility model to solve its technical problems is: to provide a tension sensor chip detection device, including an upper fixing ring and a lower fixing ring, the upper part of the upper fixing ring is provided with an upper cavity, the upper part of the upper cavity is connected to an upper fixing seat, the bottom of the upper cavity is vertically inserted with an upper movable ball rod from top to bottom, the lower end of the upper movable ball rod is connected to the upper chip fixing seat, the lower part of the upper chip fixing seat is provided with an upper chip fixing seat clip, the upper part of the upper chip fixing seat is connected to the upper chip fixing seat by a fastener, the lower part of the lower fixing ring is provided with a lower cavity, the top of the lower cavity is vertically inserted with a lower movable ball rod from bottom to top, the upper end of the lower movable ball rod is connected to the lower chip fixing seat, the upper part of the lower chip fixing seat is provided with a lower chip fixing seat clip, the lower chip fixing seat and the lower chip fixing seat clip are connected by a fastener, and the lower part of the lower cavity is connected with a force weight.

[0007] As a supplement to the technical solution described in the utility model, the inner wall of the lower cavity is provided with an internal thread, and a threaded column matching the internal thread is installed in the middle of the upper end of the force-applying weight.

[0008] As a supplement to the technical solution described in the utility model, the inner wall of the upper cavity is provided with an internal thread, and a threaded column matching the internal thread is installed in the middle of the lower end of the upper fixing seat.

[0009] As a supplement to the technical solution described in the utility model, the material of the upper chip fixing seat clip and the lower chip fixing seat clip is metal, rubber or plastic.

[0010] As a supplement to the technical solution described in the utility model, the upper movable club includes an upper club ball part and an upper club shaft part connected to the upper club ball part, the upper club shaft part is buckled on the bottom of the upper cavity, and one end of the upper club shaft part passes through the upper fixing ring and is connected to the upper chip fixing seat.

[0011] As a supplement to the technical solution described in the utility model, the shape of the ball part of the upper club is a sphere or an ellipsoid.

[0012] As a supplement to the technical solution described in the utility model, the upper movable club includes a lower club ball part and a lower club shaft part connected to the lower club ball part, the lower club shaft part is buckled on the top of the lower cavity, and one end of the lower club shaft part passes through the lower fixing ring and is connected to the lower chip fixing seat.

[0013] As a supplement to the technical solution described in the utility model, the shape of the ball part of the lower club is a sphere or an ellipsoid.

[0014] As a supplement to the technical solution described in the utility model, the fastener is a screw or a rivet or a magnet.

[0015] As a supplement to the technical solution described in the utility model, the front end of the lower part of the upper chip fixing seat and the rear end of the upper part of the lower chip fixing seat are both provided with installation notches, and the upper chip fixing seat clip and the lower chip fixing seat clip are respectively installed in the corresponding installation notches.

[0016] Beneficial effects: The utility model relates to a tension sensor chip detection device, in which the ball parts of the upper movable ball rod and the lower movable ball rod are both spherical or elliptical, so that the ball parts of this shape can achieve the purpose of being movable and will not be fixed. When the upper and lower pulling forces start to move, due to its movable design, the upper fixed seat and the force weight will naturally suspend to form a vertical line, which plays a key role in the directionality of tension detection. The utility model has the advantages of simple structure, high test accuracy and short test time. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 This utility model Figure 1 A partial enlarged view of the middle A;

[0019] Figure 3 It is a structural schematic diagram of the upper tension structure of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the lower tension structure of the utility model;

[0021] Figure 5 It is a schematic diagram of clamping the tension sensor chip of the utility model.

[0022] Illustration: 101, upper fixing seat, 102, upper fixing ring, 103, upper movable ball rod, 104, upper chip fixing seat, 105, upper chip fixing seat clip, 106, tension sensor chip, 107, lower chip fixing seat clip, 108, lower chip fixing seat, 109, lower movable ball rod, 110, lower fixing ring, 111, force weight, 112, installation notch, 201, upper cavity, 202, upper ball rod ball part, 203, upper ball rod rod part, 301, lower ball rod rod part, 302, lower ball rod ball part, 303, lower cavity, 401, hole position. DETAILED DESCRIPTION

[0023] The present invention is further described below in conjunction with specific embodiments. It should be understood that these embodiments are only used to illustrate the present invention and are not used to limit the scope of the present invention. In addition, it should be understood that after reading the content taught by the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the claims attached to this application.

[0024] The embodiment of the utility model relates to a tension sensor chip detection device, such as Figure 1-5As shown, it includes an upper fixing ring 102 and a lower fixing ring 110, the upper part of the upper fixing ring 102 has an upper cavity 201, the upper part of the upper cavity 201 is connected to the upper fixing seat 101, the bottom of the upper cavity 201 is vertically inserted with an upper movable ball rod 103 from top to bottom, the lower end of the upper movable ball rod 103 is connected to the upper chip fixing seat 104, the lower part of the upper chip fixing seat 104 is provided with an upper chip fixing seat clip 105, the upper chip fixing seat clip 105 and the upper chip fixing seat 104 are connected to each other. 04 are connected by fasteners, the lower fixing ring 110 has a lower cavity 303 at the bottom, the top of the lower cavity 303 is vertically inserted with a lower movable ball rod 109 from bottom to top, the upper end of the lower movable ball rod 109 is connected to a lower chip fixing seat 108, the upper part of the lower chip fixing seat 108 is provided with a lower chip fixing seat clip 107, the lower chip fixing seat 108 and the lower chip fixing seat clip 107 are connected by fasteners, and the lower part of the lower cavity 303 is connected with a force weight 111.

[0025] The inner wall of the lower cavity 303 is provided with an internal thread, and a threaded column matching the internal thread is installed in the middle of the upper end of the force-applying weight 111; the threaded column matches the internal thread to achieve a quick connection between the force-applying weight 111 and the lower cavity 303.

[0026] The inner wall of the upper cavity 201 is provided with an internal thread, and a threaded column matching the internal thread is installed in the middle of the lower end of the upper fixing seat 101; the upper fixing seat 101 and the upper cavity 201 are quickly connected by matching the threaded column with the internal thread.

[0027] The upper chip fixing seat clip 105 and the lower chip fixing seat clip 107 are made of metal, rubber or plastic.

[0028] As one of the connection methods, a hole position 401 is provided on both sides of the lower part of the upper chip fixing seat 104 and on both sides of the upper chip fixing seat clip 105, and the hole positions 401 on both sides of the upper chip fixing seat 104 are aligned with the hole positions 401 on both sides of the upper chip fixing seat clip 105 and are connected and fixed by fasteners; a hole position 401 is provided on both sides of the upper part of the lower chip fixing seat 108 and on both sides of the lower chip fixing seat clip 107, and the hole positions 401 on both sides of the lower chip fixing seat 108 are aligned with the hole positions 401 on both sides of the lower chip fixing seat clip 107 and are connected and fixed by fasteners; the fasteners are screws or rivets.

[0029] As another connection method, magnets are provided on both sides of the lower part of the upper chip fixing seat 104 and on both sides of the upper chip fixing seat clip 105, and the upper chip fixing seat 104 and the upper chip fixing seat clip 105 are fixed by magnet attraction; magnets are provided on both sides of the upper part of the lower chip fixing seat 108 and on both sides of the lower chip fixing seat clip 107, and the lower chip fixing seat 108 and the lower chip fixing seat clip 107 are fixed by magnet attraction.

[0030] The upper movable club 103 includes an upper club ball portion 202 and an upper club shaft portion 203 connected to the upper club ball portion 202. The upper club shaft portion 203 is buckled on the bottom of the upper cavity 201. One end of the upper club shaft portion 203 passes through the upper fixing ring 102 and is connected to the upper chip fixing seat 104.

[0031] The upper movable club 103 includes a lower club ball portion 302 and a lower club shaft portion 301 connected to the lower club ball portion 302. The lower club shaft portion 301 is buckled on the top of the lower cavity 303. One end of the lower club shaft portion 301 passes through the lower fixing ring 110 and is connected to the lower chip fixing seat 108.

[0032] The upper club ball portion 202 and the lower club ball portion 302 are in the shape of a sphere or an ellipsoid.

[0033] The front end of the lower part of the upper chip holder 104 and the rear end of the upper part of the lower chip holder 108 are both provided with mounting notches 112 , and the upper chip holder clip 105 and the lower chip holder clip 107 are respectively mounted in the corresponding mounting notches 112 .

[0034] The upper end of the tension sensor chip 106 is fixed by the upper chip fixing seat 104 and the upper chip fixing seat clip 105, and the lower end of the tension sensor chip 106 is fixed by the lower chip fixing seat 108 and the lower chip fixing seat clip 107. The fixing method uses fasteners for installation, such as screws, rivets, magnet adsorption, etc. The upper fixing ring 102 is connected to the upper chip fixing seat 104 through the upper movable ball rod 103, and the lower fixing ring 110 is connected to the lower chip fixing seat 108 through the lower movable ball rod 109. The ends of the upper movable ball rod 103 and the lower movable ball rod 109 are the upper ball rod ball part 202 and the lower ball rod ball part 302 respectively. The main function is to buckle it in the upper fixing ring 102 and the lower fixing ring 110 The shapes of the upper club ball part 202 and the lower club ball part 302 are spherical or elliptical, so that the balls can be movable and will not be fixed. When the upper and lower pulling forces start to act, due to its movable design, the upper fixing seat 101 and the force weight 111 will naturally suspend to form a vertical line, which plays a key role in the directionality of the pulling force detection. The upper cavity 201 on the upper part of the upper fixing ring 102 can accommodate upper club ball parts 202 of different sizes, and the lower cavity 303 on the lower part of the lower fixing ring 110 can accommodate lower club ball parts 302 of different sizes, ensuring that they will not touch other objects and get stuck during actuation. The tightening force direction of the fastener is orthogonal to the pulling force direction, which can ensure that it will not loosen during the pulling force actuation process. The frequency reading device is connected to the tension sensor chip 106 through a line. Finally, the frequency reading device reads the dynamic frequency during the tension actuation process and records the tension value at the same time, so that the linear relationship of the tension sensor chip 106 can be plotted.

[0035] In the description of the present utility model, it needs to be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present utility model; the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0036] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" may include both "above" and "below". The device may also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0037] In addition, it should be noted that the use of terms such as "first" and "second" to limit components is only for the convenience of distinguishing the corresponding components. If not otherwise stated, the above terms have no special meaning and therefore cannot be understood as limiting the scope of protection of the utility model.

[0038] The above is a detailed introduction to a tension sensor chip detection device provided by the present application. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method of the present application and its core idea; at the same time, for general technicians in this field, according to the idea of ​​the present application, there will be changes in the specific implementation method and application scope. In summary, the content of this specification should not be understood as a limitation on the present application.

Claims

1. A tension sensor chip detection device, comprising an upper fixing ring (102) and a lower fixing ring (110), characterized in that: The upper portion of the upper fixing ring (102) has an upper cavity (201), the upper portion of the upper cavity (201) is connected to an upper fixing seat (101), an upper movable ball rod (103) is vertically inserted from top to bottom into the bottom of the upper cavity (201), the lower end of the upper movable ball rod (103) is connected to an upper chip fixing seat (104), an upper chip fixing seat clip (105) is provided at the lower portion of the upper chip fixing seat (104), and the upper chip fixing seat clip (105) is connected to the upper chip fixing seat (104) via a fastener The lower portion of the lower fixing ring (110) has a lower cavity (303), a lower movable ball rod (109) is vertically inserted from bottom to top into the top of the lower cavity (303), the upper end of the lower movable ball rod (109) is connected to a lower chip fixing seat (108), a lower chip fixing seat clip (107) is arranged on the upper portion of the lower chip fixing seat (108), the lower chip fixing seat (108) and the lower chip fixing seat clip (107) are connected via fasteners, and a force weight (111) is connected to the lower portion of the lower cavity (303).

2. A tension sensor chip detection device according to claim 1, characterized in that: The inner wall of the lower cavity (303) is provided with an internal thread, and a threaded column matching the internal thread is installed in the middle of the upper end of the force-applying weight (111).

3. The tensile sensor chip detection device according to claim 1, characterized in that: The inner wall of the upper cavity (201) is provided with an internal thread, and a threaded column matching the internal thread is installed in the middle of the lower end of the upper fixing seat (101).

4. The tensile sensor chip detection device according to claim 1, characterized in that: The upper chip fixing seat clip (105) and the lower chip fixing seat clip (107) are made of metal, rubber or plastic.

5. The tensile sensor chip detection device according to claim 1, characterized in that: The upper movable club (103) comprises an upper club ball portion (202) and an upper club shaft portion (203) connected to the upper club ball portion (202); the upper club shaft portion (203) is buckled on the bottom of the upper cavity (201); one end of the upper club shaft portion (203) passes through the upper fixing ring (102) and is connected to the upper chip fixing seat (104).

6. A tension sensor chip detection device according to claim 5, characterized in that: The shape of the upper club ball part (202) is a sphere or an ellipsoid.

7. The tensile sensor chip detection device according to claim 1, characterized in that: The upper movable club (103) comprises a lower club ball portion (302) and a lower club shaft portion (301) connected to the lower club ball portion (302); the lower club shaft portion (301) is buckled on the top of the lower cavity (303); one end of the lower club shaft portion (301) passes through a lower fixing ring (110) and is connected to a lower chip fixing seat (108).

8. A tension sensor chip detection device according to claim 7, characterized in that: The shape of the lower club ball part (302) is a sphere or an ellipsoid.

9. The tensile sensor chip detection device according to claim 1, characterized in that: The fasteners are screws, rivets or magnets.

10. The tensile sensor chip detection device according to claim 1, characterized in that: The front end of the lower part of the upper chip fixing seat (104) and the rear end of the upper part of the lower chip fixing seat (108) are both provided with mounting notches (112), and the upper chip fixing seat clip (105) and the lower chip fixing seat clip (107) are respectively installed in the corresponding mounting notches (112).

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