CN215727414U

CN215727414U - Mechanical strength detection device for MEMS inertial sensor

Info

Publication number: CN215727414U
Application number: CN202022928153.6U
Authority: CN
Inventors: 范黎明
Original assignee: Beijing 101 Avionics Equipment Co ltd
Current assignee: Beijing 101 Avionics Equipment Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2022-02-01
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses a mechanical strength detection device for an MEMS inertial sensor, wherein a control panel is fixedly installed on a fixed column, a threaded rod is rotatably connected inside a first groove, a baffle is fixedly welded on the side wall of a sleeve, a second groove is formed in one side of an installation block, a strength detector is arranged inside the second groove, a clamping group is arranged on a workbench and is positioned under the strength detector, a waste residue box is arranged at the lower end of a through hole, a driving motor is fixedly installed inside a motor shell, and a distance meter is arranged on one side of the baffle. The utility model can record the intensity data of the intensity detector, so that a worker can not only obtain the numerical value to judge whether the intensity is qualified, but also store the data or compare the data with the intensity of other toughened glass produced in a short period of time to find out the quality, thereby ensuring the product quality of the toughened glass processing production to a certain extent.

Description

Mechanical strength detection device for MEMS inertial sensor

Technical Field

The utility model relates to the technical field of mechanical strength detection for an inertial sensor, in particular to a mechanical strength detection device for an MEMS inertial sensor.

Background

Tempered glass refers to glass having a compressive stress on the surface. Tempered glass belongs to safety glass, is prestressed glass, and in order to improve the strength of glass, a chemical or physical method is generally used to form compressive stress on the surface of the glass, and when the glass bears external force, the surface stress is firstly counteracted, so that the bearing capacity is improved, and the wind pressure resistance, the cold and summer heat resistance, the impact resistance and the like of the glass are widely applied to doors and windows of high-rise buildings, glass curtain walls, indoor partition glass, lighting ceilings, sightseeing elevator passages, furniture, glass guardrails and the like.

The toughened glass needs to be subjected to mechanical strength detection when leaving a factory, generally, in the prior art, steel balls fall freely at a certain height to hit on a toughened glass sample, and if the toughened glass sample is not damaged, the toughened glass of the batch is qualified in production.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mechanical strength detection device for an MEMS inertial sensor, which is characterized in that when a toughened glass style is tested, a control panel controls the action of a contact of a micro switch, so that a strength detector cannot be supported to drop to crush the toughened glass style, the strength of the toughened glass can be recorded and converted into data by the strength detector at the crushing moment, a worker can obtain a numerical value to judge whether the toughened glass is qualified or not, the data can be stored or compared with other toughened glass strengths produced in a short period of time to find out the quality, the product quality of the toughened glass processing and production is ensured to a certain extent, and the problems in the background technology are solved.

In order to achieve the purpose, the utility model provides the following technical scheme: a mechanical strength detection device for an MEMS inertial sensor comprises a workbench, wherein a fixed column is fixedly installed at the upper end of the workbench, a control panel is fixedly installed on the fixed column, a first groove is formed in the fixed column, a threaded rod is rotatably connected in the first groove, a sleeve is in threaded connection with the threaded rod, a baffle is fixedly welded on the side wall of the sleeve, an installation block is arranged on one side of the baffle, a second groove is formed in one side of the installation block, an intensity detector is arranged in the second groove, a clamping group is arranged on the workbench and under the intensity detector, a through hole is formed in the workbench and at the position corresponding to the clamping group, a waste residue box is arranged at the lower end of the through hole, a motor shell is arranged on the workbench, and a driving motor is fixedly installed in the motor shell, the driving motor is electrically connected with the control panel, one end of an output shaft of the driving motor penetrates through the side wall of the fixed column to be meshed with the threaded rod, a distance meter is arranged on one side of the baffle, and the distance meter is electrically connected with the control panel.

Preferably, two groups of micro switches are arranged on the mounting block and inside the second groove, and the two groups of micro switches are arranged correspondingly to each other.

Preferably, a first clamping groove matched with the microswitch is formed in the side wall of the intensity detector, and a touch head of the microswitch is inserted into the first clamping groove.

Preferably, two groups of rotating bearings are arranged inside the first groove, and two ends of the threaded rod are fixedly inserted on inner rings of the two groups of rotating bearings respectively.

Preferably, one end of the output shaft of the driving motor is provided with a first bevel gear, the threaded rod is provided with a second bevel gear corresponding to the threaded rod, and the first bevel gear is meshed with the second bevel gear.

Preferably, the card group includes chuck, screw and fixed block, the second draw-in groove has been seted up to chuck one side, screw threaded connection just is located the department that corresponds of second draw-in groove on the lateral wall with the chuck, the screw thread end of screw rotates to be connected in one side of fixed block, and the fixed block setting is in the second draw-in groove.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the intensity detector is arranged in the mounting block, so that the intensity data of the intensity detector can be recorded, a worker can obtain a numerical value to judge whether the intensity is qualified or not, the data can be stored or compared with the intensity of other toughened glass produced in a short period of time to find out the quality, and the product quality of the toughened glass processing production is ensured to a certain extent;

2. according to the utility model, through the design of the distance meter, the distance between the infrared beam measuring workbench and the baffle plate is transmitted by the distance meter and fed back to the control panel to start the driving motor to adjust the height required by the intensity detector.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is an enlarged view of the structure A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged view of B of FIG. 2 according to the present invention;

FIG. 5 is an enlarged view of the structure C in FIG. 2 according to the present invention.

In the figure: 1. a work table; 2. fixing a column; 3. a control panel; 4. a first groove; 5. a threaded rod; 6. A sleeve; 7. a baffle plate; 8. mounting blocks; 9. a second groove; 10. an intensity detector; 11. a card group; 12. A through hole; 13. a waste residue box; 14. a drive motor; 15. a range finder; 16. a microswitch; 17. a first card slot; 18. a rotating bearing; 19. a first bevel gear; 20. a second bevel gear; 21. a motor housing; 1101. A chuck; 1102. a screw; 1103. a fixed block; 1104. and a second card slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a technical scheme that: referring to fig. 2 and 3, a mechanical strength detecting device for an MEMS inertial sensor includes a workbench 1, a fixed column 2 is fixedly installed at the upper end of the workbench 1, a control panel 3 is fixedly installed on the fixed column 2, a first groove 4 is formed inside the fixed column 2, two sets of rotating bearings 18 are arranged inside the first groove 4, two ends of a threaded rod 5 are respectively fixedly inserted on inner rings of the two sets of rotating bearings 18, i.e., the first groove 4 is rotatably connected with the threaded rod 5, the threaded rod 5 is connected with a sleeve 6 in a threaded manner, a baffle 7 is fixedly welded on the side wall of the sleeve 6, the workbench 1 is provided with a motor housing 21, a driving motor 14 is fixedly installed inside the motor housing 21, the driving motor 14 is electrically connected with the control panel 3, one end of an output shaft of the driving motor 14 is provided with a first bevel gear 19, the threaded rod 5 is provided with a second bevel gear 20 corresponding to the first bevel gear, the first bevel gear 19 is meshed with the second bevel gear 20, namely, one end of an output shaft of the driving motor 14 penetrates through the side wall of the fixed column 2 to be in threaded connection with the threaded rod 5, the range finder 15 is arranged on one side of the baffle plate 7, the range finder 15 is electrically connected with the control panel 3, parameters are set through the control panel 3 through the design of the range finder 15, the range finder 15 emits infrared beams to measure the distance between the workbench 1 and the baffle plate 7 and feed back to the control panel 3, after the control panel 3 analyzes, the driving motor 14 is started when the distance exceeds or is smaller than a set numerical value, the driving motor 14 drives the threaded rod 5 to rotate so that the baffle plate 7 is lifted to reach the height required by the strength detector 10, and compared with the existing manual height adjusting mode, the falling height adjusting device can accurately control the falling height of the strength detector 10, and is simple to operate;

referring to fig. 2 and 4, a mounting block 8 is arranged on one side of a baffle 7, a second groove 9 is arranged on one side of the mounting block 8, an intensity detector 10 is arranged in the second groove 9, two groups of microswitches 16 are arranged on the mounting block 8 and positioned in the second groove 9, the two groups of microswitches 16 are arranged correspondingly to each other, a first clamping groove 17 matched with the microswitches 16 is arranged on the side wall of the intensity detector 10, and a touch head of the microswitches 16 is inserted in the first clamping groove 17. the intensity detector 10 is arranged in the mounting block 8. when a toughened glass style is tested, the contact head of the microswitches 16 is controlled by a control panel 3, so that the intensity detector 10 cannot be supported to drop to break the toughened glass style, the intensity detector 10 can record the intensity of the toughened glass and convert the intensity into data at the moment of breaking, and a worker can obtain a numerical value to judge whether the toughened glass is qualified or not, the data can be stored or compared with the strength of other toughened glass produced in a short period of time to find out the quality, so that the product quality of the toughened glass processing production is ensured to a certain extent;

as shown in fig. 2 and 5, a card set 11 is arranged on the workbench 1 and right below the strength detector 10, the card set 11 includes a chuck 1101, a screw 1102 and a fixing block 1103, a second clamping groove 1104 is arranged on one side of the chuck 1101, the screw 1102 is in threaded connection with the side wall of the chuck 1101 and is located at the corresponding position of the second clamping groove 1104, the threaded end of the screw 1102 is rotatably connected to one side of the fixing block 1103, and the fixing block 1103 is arranged in the second clamping groove 1104;

as shown in fig. 1 and 2, a through hole 12 is formed in the corresponding position of the clamping set 11 on the workbench 1, and a waste residue box 13 is arranged at the lower end of the through hole 12.

The working principle is as follows: in the utility model, a toughened glass pattern is placed on a chuck 1101, a fixing block 1103 is driven by a knob screw 1102 to clamp the toughened glass pattern, the toughened glass pattern can be effectively fixed on the chuck 1101, parameters of a control panel 3 are set, a distance meter 15 emits an infrared beam to measure the distance between a workbench 1 and a baffle 7 and feed back the distance to the control panel 3, after the control panel 3 analyzes the distance, a driving motor 14 is started when the distance exceeds or is smaller than a set numerical value, the driving motor 14 drives a threaded rod 5 to rotate so that the baffle 7 is lifted to reach the height required by an intensity detector 10, the control panel 3 is controlled to control the contact action of a microswitch 16, the intensity detector 10 cannot support to drop down to break the toughened glass pattern, the intensity detector 10 records the intensity of the toughened glass and converts the intensity into data at the moment of breaking, so that a worker can obtain the numerical value to judge whether the toughened glass pattern is qualified or not, and the data can be stored or compared with the strength of other toughened glass produced in a short time to find out the quality, so that the product quality of the toughened glass processing production is ensured to a certain extent.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a MEMS inertial sensor is with mechanical strength detection device, includes workstation (1), its characterized in that: the upper end of the workbench (1) is fixedly provided with a fixed column (2), the fixed column (2) is fixedly provided with a control panel (3), a first groove (4) is formed in the fixed column (2), a threaded rod (5) is rotatably connected in the first groove (4), a sleeve (6) is in threaded connection with the threaded rod (5), a baffle (7) is fixedly welded on the side wall of the sleeve (6), an installation block (8) is arranged on one side of the baffle (7), a second groove (9) is formed in one side of the installation block (8), an intensity detector (10) is arranged in the second groove (9), a clamping group (11) is arranged on the workbench (1) and under the intensity detector (10), and a through hole (12) is formed in the workbench (1) and at a position corresponding to the clamping group (11), the lower extreme of through-hole (12) is provided with waste residue box (13), be provided with motor casing (21) on workstation (1), the inside fixed mounting of motor casing (21) has driving motor (14), driving motor (14) are electric connection with control panel (3), the lateral wall that fixed column (2) was passed to the one end of driving motor (14) output shaft is connected with threaded rod (5) meshing, one side of baffle (7) is provided with distancer (15), distancer (15) are electric connection with control panel (3).

2. The mechanical strength detecting device for the MEMS inertial sensor according to claim 1, characterized in that: two groups of micro switches (16) are arranged on the mounting block (8) and in the second groove (9), and the two groups of micro switches (16) are arranged correspondingly to each other.

3. The mechanical strength detecting apparatus for a MEMS inertial sensor according to claim 2, characterized in that: a first clamping groove (17) matched with the micro switch (16) is formed in the side wall of the intensity detector (10), and a contact of the micro switch (16) is inserted into the first clamping groove (17).

4. The mechanical strength detecting device for the MEMS inertial sensor according to claim 1, characterized in that: two groups of rotating bearings (18) are arranged inside the first groove (4), and two ends of the threaded rod (5) are fixedly inserted into inner rings of the two groups of rotating bearings (18) respectively.

5. The mechanical strength detecting device for the MEMS inertial sensor according to claim 1, characterized in that: one end of an output shaft of the driving motor (14) is provided with a first bevel gear (19), the threaded rod (5) is provided with a second bevel gear (20) corresponding to the threaded rod, and the first bevel gear (19) is meshed with the second bevel gear (20).

6. The mechanical strength detecting device for the MEMS inertial sensor according to claim 1, characterized in that: the clamping set (11) comprises a chuck (1101), a screw (1102) and a fixing block (1103), wherein a second clamping groove (1104) is formed in one side of the chuck (1101), the screw (1102) is connected with the side wall of the chuck (1101) in a threaded mode and located at the corresponding position of the second clamping groove (1104), the threaded end of the screw (1102) is rotatably connected to one side of the fixing block (1103), and the fixing block (1103) is arranged in the second clamping groove (1104).