CN213985509U

CN213985509U - Sensor pressure detection tool

Info

Publication number: CN213985509U
Application number: CN202022793199.1U
Authority: CN
Inventors: 王颖杰
Original assignee: Huzhou Zhihe Technology Co ltd
Current assignee: Huzhou Zhihe Technology Co ltd
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-08-17
Anticipated expiration: 2030-11-27

Abstract

The utility model relates to a sensor pressure detection tool; the device comprises a workbench, a jacking component and a detection component, wherein the workbench is arranged on a base, the detection component is used for loading a sensor, the workbench is positioned below the jacking component, the workbench or the jacking component is movably arranged on the base and can move upwards or downwards relative to the base, the detection component is detachably arranged on the workbench, the jacking component comprises a pressure head, and the pressure head is positioned right above the workbench; when the device is used, the workbench or the jacking component moves towards the other party to clamp the sensor loaded in the detection component so as to detect the pressure range born by the sensor; preventing the whole of the device from shifting.

Description

Sensor pressure detection tool

Technical Field

The utility model relates to a sensor detects technical field, concretely relates to sensor pressure detection frock.

Background

When the sensor is subjected to analog test, the sensor is placed on a test platform of a testing machine, and then the test compression column can downwards press the pressed position of the sensor, so that the conducted signal output of the sensor is carried out. However, such a test requires that the test site of the sensor be placed on the test platform at the bottom of the test compression column. Often requiring multiple adjustments when the sensors are placed on the test platform. In addition, the sensor is not fixed by other objects during testing, and is easy to displace, and particularly, the sensor with the structure shown in fig. 1 is a cylinder, and when the cylinder is clamped on the surface of equipment in the pressing process, the cylinder is in linear contact with the surface of the equipment, so that the cylinder is easy to slide and displace to one side, and the accuracy of detected data is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high accuracy detects and prevents the sensor pressure detection frock of displacement.

In order to achieve the above object, the main technical solution of the present invention is a sensor pressure detecting tool, including a workbench, a jacking component and a detecting component for loading a sensor, the workbench is disposed below the jacking component, the workbench or the jacking component is movably disposed on the workbench and can move upward or downward relative to the workbench, the detecting component is detachably disposed on the workbench, the jacking component includes a pressing head, and the pressing head is disposed directly above the workbench; when the pressure detection device is used, the workbench or the jacking component moves towards the other party to clamp the sensor loaded in the detection component so as to detect the pressure range born by the sensor.

In some examples, the detection assembly comprises a bearing seat, one end of the top surface of the bearing seat is integrally provided with a shaft sleeve, the inner diameter of the shaft sleeve is equal to or slightly larger than the outer diameter of the cross section of the sensor, and the axis of the shaft sleeve is parallel to the horizontal plane of the bearing seat; the tail end of the sensor penetrates through one end of the shaft sleeve and is fixedly placed in the shaft sleeve, and the head end of the sensor is exposed out of the shaft sleeve and is located between the workbench and the pressing and jacking assembly.

In some examples, the axle sleeve is equipped with a round pin axle, be equipped with two radial relative through-holes on the telescopic inner wall of axle, the tail end of sensor is equipped with one and corresponds the hole with through-hole aperture adaptation, the tail end of sensor is inserted to the axle sleeve in, and the centre of a circle in two through-holes and corresponding hole all is in same straight line, the round pin axle inserts from one of them through-hole, runs through corresponding hole to insert from another through-hole.

In some examples, the side wall of the workbench facing different directions is provided with at least one positioning assembly for fixing and positioning the bearing and placing seat, the positioning assembly comprises a positioning rod, one end of the positioning rod is abutted against the bearing and placing seat, and the bearing and placing seat is positioned relative to the workbench.

In some examples, the locating component is detachably connected to the side wall of the workbench, the locating component further comprises a locating rack, the side wall of the workbench is provided with a plurality of first threaded holes, the bottom end of the locating rack is provided with a second threaded hole, the first threaded hole and the second threaded hole are connected through screws, the top end of the locating rack is provided with at least one third threaded hole, the end part of the locating rod is provided with an external thread matched with the third threaded hole, and the locating rod is rotated to adjust the extending length of the locating rod.

In some examples, the workbench is of a cylindrical structure, three positioning assemblies are detachably connected to the side wall of the workbench, and an included angle formed between each adjacent positioning assembly and the circle center is 90 degrees; the surface of the worktable for placing the bearing seat is provided with a plurality of circles of concentric circle concave stripes.

In some examples, the top end of the positioning frame can be adjustably connected with two positioning rods, and the two positioning rods are in an up-and-down position relation and are parallel to each other.

In some examples, the surface of the bearing seat, which is abutted against the positioning rod, is provided with at least one positioning groove, and the end part of the positioning rod can be placed in the positioning groove; the shape of constant head tank and the tip shape adaptation of locating lever.

In some examples, the workstation is equipped with a breach, the shape of breach and the other end adaptation of holding the seat of putting, the other end of holding the seat of putting can insert in the workstation from the breach, the top surface of holding the seat of putting flushes with table surface.

In some examples, be equipped with two lead screw slewing mechanism and four guide bars on the frame, the both ends cover of coping subassembly is established on the lead screw of lead screw drive mechanism, four corner ends of coping subassembly overlap respectively and are established on four guide bars, workstation fixed connection is on the frame, the relative workstation of coping subassembly can lifting or decline.

The utility model discloses owing to adopted above technical scheme to realize following effect:

the utility model is provided with a detection component, and a sensor with a cylinder structure is loaded into the detection component, so as to prevent the occurrence of sliding displacement when the sensor is subjected to compression detection, and further improve the compression detection accuracy of the sensor; in addition, a plurality of positioning components are arranged to fix the position of the bearing seat and prevent the whole bearing seat from shifting.

Drawings

Figure 1 is a schematic diagram of the structure of a prior art sensor,

figure 2 is a schematic structural view of an embodiment of the present invention,

FIG. 3 is a schematic structural diagram of the working table, the detecting assembly and the positioning assembly of the embodiment of FIG. 2,

figure 4 is a schematic structural view of the table and the detection assembly of the embodiment of figure 3,

figure 5 is a schematic view of another stage of the embodiment of figure 2,

in the figure: the device comprises a bearing seat 1, a positioning groove 11, a workbench 2, a concave stripe 21, a first threaded hole 22, a notch 23, a positioning assembly 3, a positioning rod 31, a positioning frame 32, a screw 33, a shaft sleeve 4, a U-shaped notch 41, a through hole 42, a sensor 5, a corresponding hole 51, a top pressing assembly 6, a pressure head 61, a guide rod 7, a screw rod 8 and a machine base 9.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit and scope of the invention.

It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purpose of limitation.

It is to be understood that the terms "a" and "an" are to be interpreted as meaning that a number of one element may be one in one embodiment or multiple in another embodiment, and the terms "a" and "an" are not to be interpreted as limiting the number.

The first embodiment is as follows:

referring to fig. 1 to 5 of the drawings attached to the present specification, a sensor pressure detecting tool according to a preferred embodiment of the present invention is illustrated, including a table 2, a capping assembly 6 and a detecting assembly for loading a sensor 5, which are disposed on a base 9, wherein the table 2 is disposed below the capping assembly 6, the table 2 or the capping assembly 6 is movably disposed on the base 9 and can move upward or downward relative to the base 9, the detecting assembly is detachably disposed on the table 2, the capping assembly 6 includes a pressing head 61, and the pressing head 61 is disposed directly above the table 2; when the pressure sensor is used, the workbench 2 or the jacking component 6 moves towards the other side, the sensor 5 loaded in the detection component is clamped, and the pressure range born by the sensor 5 is detected, the technical scheme comprises two technical implementation modes, wherein one mode is that the jacking component 6 is fixed, the workbench 2 can ascend or descend relative to the jacking component 6, when the sensor 5 is loaded and fixed on the detection component and the detection component is installed and fixed on the workbench 2, the lifting of the workbench 2 drives the sensor 5 to ascend synchronously and move towards the jacking component 6, and the jacking component 6 and the workbench 2 clamp the sensor 5 to detect the pressure value range born by the sensor 5; the other scheme is that the working table 2 is fixed, the capping assembly 6 can ascend or descend relative to the working table 2, and the range of pressure values that the sensor 5 can bear is detected by pressing down the capping assembly 6, which is further described in this embodiment mainly by using the second method, in addition, the structure of the above-mentioned sensor 5 is shown in fig. 1, and includes a detection section and a connection section, the detection section is defined as a head end and is used for being clamped to feed back pressure values, and the connection section is defined as a tail end and is used for being connected and positioned with the detection assembly.

Specifically, as shown in fig. 2, two screw 8 rotating mechanisms and four guide rods 7 are arranged on the base 9, two ends of the jacking assembly 6 are sleeved on the screw 8 of the screw 8 transmission mechanism, four corner ends of the jacking assembly 6 are respectively sleeved on the four guide rods 7, the workbench 2 is fixedly connected to the base 9, and the jacking assembly 6 can be lifted or lowered relative to the workbench 2 through the screw 8 transmission mechanism; the screw rod 8 transmission mechanism is in the prior art, namely comprises a motor and a screw rod 8 connected with the output end of the motor, and the screw rod 8 drives the top pressing component 6 to move up or down through the forward and reverse rotation of the motor; the guide rod 7 is mainly used for righting four corner ends of the jacking component 6 in the downward pressing process, so that a pressure head 61 of the jacking component 6 can be ensured to press the sensor 5 in a horizontal mode, and errors caused in the detection process can be reduced; the coping assembly 6 comprises a pressing seat and a pressing head 61 arranged at the center of the bottom surface of the pressing seat, wherein the pressing head 61 faces the workbench 2 and is positioned right above the center of the workbench 2.

It is worth mentioning that the detection assembly comprises a bearing seat 1, one end of the top surface of the bearing seat 1 is integrally provided with a shaft sleeve 4, the inner diameter of the shaft sleeve 4 is equal to or slightly larger than the outer diameter of the cross section of the sensor 5, and the axis of the shaft sleeve 4 is parallel to the horizontal plane of the bearing seat 1; the tail end of the sensor 5 penetrates from one end of the shaft sleeve 4 and is fixedly placed in the shaft sleeve 4, the head end of the sensor 5 is exposed outside the shaft sleeve 4 and is located between the workbench 2 and the jacking assembly 6, the shaft sleeve 4 can play a primary fixing role, namely, the sensor 5 is prevented from shifting in the pressed test process, and the detection accuracy is improved.

Further, in order to reduce the displacement of the sensor 5 in the pressed detection process, in this embodiment, the shaft sleeve 4 is provided with a pin shaft, the inner wall of the shaft sleeve 4 is provided with two through holes 42 which are opposite in the radial direction, the tail end of the sensor 5 is provided with a corresponding hole 51 which is matched with the hole diameter of the through hole 42, the tail end of the sensor 5 is inserted into the shaft sleeve 4, the centers of the two through holes 42 and the corresponding hole 51 are all on the same straight line, and the pin shaft is inserted from one through hole 42, penetrates through the corresponding hole 51, and is inserted from the other through hole 42; the implementation steps of the technical scheme are that the pin shaft is taken out from the through hole 42, then the tail end of the sensor 5 is inserted into the shaft sleeve 4 from one shaft end of the shaft sleeve 4 along the axial direction, the head end of the sensor 5 is exposed out of the shaft sleeve 4, when the corresponding hole 51 at the tail end and the two through holes 42 are in the same straight line, the pin shaft is inserted from one through hole 42, penetrates through the corresponding hole 51 and is inserted from the other through hole 42, so that the sensor 5 is further effectively connected and fixed in the shaft sleeve 4, and the displacement of the sensor 5 is further prevented.

In addition, two U-shaped notches 41 are arranged on the inner wall of the insertion opening of the shaft sleeve 4 in a radial direction, and the U-shaped notches 41 are used for facilitating the taking out of the sensor 5 from the shaft sleeve 4 after the detection of a worker is finished; the shape of U type breach 41 and the adaptation of finger size, the staff can press the both sides of sensor 5 through the finger, extracts sensor 5 axle sleeve 4 in.

In addition, on the basis of the shaft sleeve 4, please refer to fig. 2 again, the bearing and placing seat 1 is effectively installed and fixed on the workbench 2, and two ways are provided in this embodiment, one of which is shown in fig. 3 to 4, at least one positioning component 3 for fixedly positioning the bearing and placing seat 1 is arranged on the side wall of the workbench 2 facing different directions, the positioning component 3 includes a positioning rod 31, one end of the positioning rod 31 is abutted against the bearing and placing seat 1, and positions the bearing and placing seat 1 relative to the workbench 2, under the technical scheme, the positioning component 3 can be detachably connected to the side wall of the workbench 2, and can also be fixedly arranged on the side wall of the workbench 2; in the embodiment, the positioning assembly 3 is detachably connected to the side wall of the workbench 2, the positioning assembly 3 further includes a positioning frame 32, the side wall of the workbench 2 is provided with a plurality of first threaded holes 22, the bottom end of the positioning frame 32 is provided with a second threaded hole, the positioning frame is connected to the first threaded holes 22 and the second threaded holes through screws 33, the top end of the positioning frame 32 is provided with at least one third threaded hole, the end of the positioning rod 31 is provided with an external thread matched with the third threaded hole, the extension length of the positioning rod 31 is adjusted by rotating the positioning rod 31, and the positioning rod 31 is set to be adjustable so as to adapt to widths of the bearing seats 1 with different sizes; the workbench 2 is of a cylindrical structure, three positioning assemblies 3 are detachably connected to the side wall of the workbench 2, and the included angle formed between each adjacent positioning assembly 3 and the circle center is 90 degrees; a plurality of circles of concentric concave stripes 21 are arranged on the surface of the workbench 2 for placing the bearing seat 1, and the concave stripes 21 are arranged to mainly increase the friction force between the bearing seat 1 and the surface of the workbench 2; the top end of the positioning frame 32 can be adjusted and connected with two positioning rods 31, and the two positioning rods 31 are in an up-and-down position relation and are parallel to each other; the surface of the bearing seat 1, which is abutted against the positioning rod 31, is provided with at least one positioning groove 11, and the end part of the positioning rod 31 can be placed in the positioning groove 11; the shape of the positioning groove 11 is matched with the shape of the end part of the positioning rod 31, the positioning groove 11 is arranged to enable the positioning rod 31 to better abut against the side wall of the bearing and placing seat 1, and if the surface of the bearing and placing seat 1 without the positioning groove 11 is smooth, the effect that the positioning rod 31 abuts against the surface of the bearing and placing seat 1 to prevent the bearing and placing seat 1 from moving is poor; in another mode, as shown in fig. 5, the workbench 2 is provided with a gap 23, the shape of the gap 23 is matched with the other end of the bearing seat 1, the other end of the bearing seat 1 can be inserted into the workbench 2 from the gap 23, and the top surface of the bearing seat 1 is flush with the surface of the workbench 2; the top surface of the bearing seat 1 and the surface of the workbench 2 are combined into a new workbench 2, and the sensor 5 is placed on the new workbench 2 for detection.

The use method of the device is as follows:

dismantle from workstation 2 locating component 3 earlier, then set up sensor 5 to axle sleeve 4 in, through the round pin hub fixation, will hold and put seat 1 and place on workstation 2, install locating component 3, through the extension length of adjusting locating lever 31, realize holding the location of putting seat 1, through the pushing down of top pressing subassembly 6, detect sensor 5's pressurized detection range value.

It will be understood by those skilled in the art that the embodiments of the present invention as described above and shown in the drawings are given by way of example only and are not limiting of the present invention.

The objects of the present invention have been fully and effectively accomplished. The functional and structural principles of the present invention have been shown and described in the embodiments without departing from the principles, embodiments of the present invention may have any deformation or modification.

Claims

1. The sensor pressure detection tool is characterized by comprising a workbench (2) arranged on a machine base (9), a jacking component (6) and a detection component used for loading a sensor (5), wherein the workbench (2) is positioned below the jacking component (6), the workbench (2) or the jacking component (6) is movably arranged on the machine base (9) and can move upwards or downwards relative to the machine base (9), the detection component is detachably arranged on the workbench (2), the jacking component (6) comprises a pressure head (61), and the pressure head (61) is positioned right above the workbench (2); when the pressure detection device is used, the workbench (2) or the jacking component (6) moves towards the other side, and clamps the sensor (5) loaded in the detection component so as to detect the pressure range born by the sensor (5).

2. The sensor pressure detection tool according to claim 1, wherein the detection assembly comprises a bearing seat (1), one end of the top surface of the bearing seat (1) is integrally provided with a shaft sleeve (4), the inner diameter of the shaft sleeve (4) is equal to or slightly larger than the outer diameter of the section of the sensor (5), and the axis of the shaft sleeve (4) is parallel to the horizontal plane of the bearing seat (1); the tail end of the sensor (5) penetrates from one end of the shaft sleeve (4) and is fixedly placed in the shaft sleeve (4), and the head end of the sensor (5) is exposed outside the shaft sleeve (4) and is located between the workbench (2) and the top pressing component (6).

3. The sensor pressure detection tool according to claim 2, wherein the shaft sleeve (4) is provided with a pin shaft, two through holes (42) which are opposite in the radial direction are formed in the inner wall of the shaft sleeve (4), a corresponding hole (51) which is matched with the hole diameter of the through hole (42) is formed in the tail end of the sensor (5), the tail end of the sensor (5) is inserted into the shaft sleeve (4), the centers of the two through holes (42) and the corresponding hole (51) are located on the same straight line, and the pin shaft is inserted from one through hole (42), penetrates through the corresponding hole (51), and is inserted out from the other through hole (42).

4. The sensor pressure detection tool according to claim 1, characterized in that at least one positioning component (3) for fixedly positioning the bearing seat (1) is arranged on the side wall of the workbench (2) in different directions, the positioning component (3) comprises a positioning rod (31), one end of the positioning rod (31) is abutted against the bearing seat (1), and the bearing seat (1) is positioned relative to the workbench (2).

5. The sensor pressure detection tool according to claim 4, wherein the positioning assembly (3) is detachably connected to the side wall of the workbench (2), the positioning assembly (3) further comprises a positioning frame (32), the side wall of the workbench (2) is provided with a plurality of first threaded holes (22), the bottom end of the positioning frame (32) is provided with a second threaded hole, the first threaded hole (22) and the second threaded hole are connected through a screw (33), the top end of the positioning frame (32) is provided with at least one third threaded hole, the end of the positioning rod (31) is provided with an external thread matched with the third threaded hole, and the extension length of the positioning rod (31) is adjusted by rotating the positioning rod (31).

6. The sensor pressure detection tool according to claim 5, wherein the workbench (2) is of a cylindrical structure, three positioning assemblies (3) are detachably connected to the side wall of the workbench (2), and an included angle formed between each adjacent positioning assembly (3) and the circle center is 90 degrees; the surface of the workbench (2) for placing the bearing seat (1) is provided with a plurality of circles of concentric circle concave stripes (21).

7. The sensor pressure detection tool according to claim 5, characterized in that two positioning rods (31) are adjustably connected to the top end of the positioning frame (32), and the two positioning rods (31) are in a vertical position relationship and are parallel to each other.

8. The sensor pressure detection tool according to any one of claims 4 to 7, wherein at least one positioning groove (11) is formed in a surface of the bearing seat (1) which abuts against the positioning rod (31), and an end of the positioning rod (31) can be placed in the positioning groove (11); the shape of the positioning groove (11) is matched with the shape of the end part of the positioning rod (31).

9. The sensor pressure detection tool according to claim 2, characterized in that the workbench (2) is provided with a notch (23), the shape of the notch (23) is matched with the other end of the bearing seat (1), the other end of the bearing seat (1) can be inserted into the workbench (2) from the notch (23), and the top surface of the bearing seat (1) is flush with the surface of the workbench (2).

10. The sensor pressure detection tool according to claim 1, wherein two lead screw (8) rotating mechanisms and four guide rods (7) are arranged on the base (9), two ends of the jacking assembly (6) are sleeved on the lead screw (8) of the lead screw (8) transmission mechanism, four corner ends of the jacking assembly (6) are respectively sleeved on the four guide rods (7), the workbench (2) is fixedly connected to the base (9), and the jacking assembly (6) can be lifted or lowered relative to the workbench (2).