CN210037055U

CN210037055U - Force-dividing force-measuring sensor

Info

Publication number: CN210037055U
Application number: CN201920939860.XU
Authority: CN
Inventors: 史文全; 周琦; 吴志勇
Original assignee: Dongguan South Power Measurement And Control Equipment Co Ltd
Current assignee: Dongguan South Power Measurement And Control Equipment Co Ltd
Priority date: 2019-06-20
Filing date: 2019-06-20
Publication date: 2020-02-07
Anticipated expiration: 2029-06-20

Abstract

The utility model discloses a component force cell sensor, including force cell sensor main part, first double-screw bolt, second double-screw bolt and holding frame, the mounting groove has been seted up to the inboard of force cell sensor main part, first double-screw bolt is installed to the inboard of mounting groove, the outside cover of first double-screw bolt bottom is equipped with the second double-screw bolt, the bottom of second double-screw bolt is rotated and is installed the holding frame, the screw rod is installed to the inboard of holding frame, splint are installed to the one end of screw rod, the surface mounting of splint has the slipmat, the handle is installed to the other end of screw rod. The utility model discloses a set up first double-screw bolt, second double-screw bolt, holding frame, splint, screw rod, mounting groove, force cell sensor major structure, lack the problem of fixed centre gripping structure, accuracy lower and lack the component test mode when having solved the force cell sensor dynamometry.

Description

Force-dividing force-measuring sensor

Technical Field

The utility model relates to a force cell technical field specifically is a component force cell sensor.

Background

A force sensor: the force sensor is composed of three major parts, namely a bridge circuit (such as a Wheatstone bridge) consisting of one or more elastic bodies capable of generating deformation after being stressed, a resistance strain gauge capable of sensing the deformation, an adhesive capable of fixedly adhering the resistance strain gauge to the elastic body and conducting strain, a sealant for protecting an electronic circuit and the like. After the force sensor is acted by external force, the strain foil stuck on the elastic body deforms along with the external force to cause resistance change, and the resistance change enables the formed Wheatstone bridge to lose balance and output an electric quantity electric signal which changes in linear proportion to the external force.

However, the prior art has the following defects:

1. when the force measuring sensor is used for measuring force, an object to be measured below the force measuring sensor is inconvenient to fix and easy to shake, so that the force measurement is inaccurate;

2. the existing force measuring sensor lacks a component force testing mode when measuring force.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a component force cell sensor lacks fixed clamping structure, accuracy when having solved the force cell sensor dynamometry problem lower and lack component force test mode.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a component force cell sensor, includes force cell sensor main part, first double-screw bolt, second double-screw bolt and holding frame, the mounting groove has been seted up to the inboard of force cell sensor main part, first double-screw bolt is installed to the inboard of mounting groove, the outside cover of first double-screw bolt bottom is equipped with the second double-screw bolt, the bottom of second double-screw bolt is rotated and is installed the holding frame, the screw rod is installed to the inboard of holding frame, splint are installed to the one end of screw rod, the surface mounting of splint has the slipmat, the handle is installed to the other end of screw rod.

Preferably, the first stud above the force measuring sensor body is provided with a nut on the surface, the nut is positioned above the mounting grooves, and the number of the mounting grooves is four.

Preferably, a thread groove is formed in the second stud, the bottom end of the first stud is connected with the thread groove in the second stud, a third stud is welded above the clamping frame, and the upper end of the third stud is rotatably connected with the thread groove.

Preferably, the screw rod is rotatably connected with the clamping plate through a bearing, and the bearing is fixed on the back of the clamping plate.

Preferably, a signal cable is connected to one side of the load cell body.

(III) advantageous effects

The utility model provides a component force cell sensor possesses following beneficial effect:

(1) the utility model can stably clamp the object when measuring the force of the object by arranging the first stud, the second stud, the clamping frame, the clamping plate and the screw rod, thereby facilitating the force measurement and improving the accuracy of the force measurement, thereby effectively solving the problems of lack of a fixed clamping structure and low accuracy when measuring the force of the force sensor, placing the object to be measured at the inner side of the clamping frame when measuring the force of the object, synchronously rotating the screw rods at the two sides of the clamping frame by the handle, moving the clamping plate at the inner side of the screw rod through the bearing connection to the inner side, stably clamping the object to be measured by the clamping plate, effectively preventing the object from falling by the anti-skid pad on the surface of the clamping plate, connecting the third stud above the clamping frame with the thread groove in the second stud so as to be fixed at the inner side of the second stud, sleeving the first stud above the second stud, during the mounting groove in the force cell sensor main part is located to first double-screw bolt cover, and utilize the nut to carry on spacingly, when needing height-adjusting, with the second double-screw bolt in the first double-screw bolt outside rotatory can, and when the dynamometry to different article, detachable changes holding frame and second double-screw bolt, to the part object that awaits measuring that has the screw, can directly dismantle the holding frame, carry out spacing centre gripping in the screw of the object that awaits measuring with the second double-screw bolt precession, direct dynamometry, the operation is more high-efficient, stability is higher, and the accuracy is higher.

(2) The utility model discloses a set up the mounting groove, the force cell main part, make the utility model discloses can carry out the component dynamometry operation, satisfy the needs of different dynamometries, thereby the effectual problem that lacks the component test mode of having solved, when the component dynamometry is carried out to needs, install two sets of first double-screw bolts in the inboard mounting groove of force cell main part, and on the same principle, second double-screw bolt and holding frame of first double-screw bolt below are also installed two sets ofly, when the component dynamometry, it can to clamp two sets of determinants in two sets of holding frames, it is big or small to utilize the force cell main part to detect power, carry out data transmission through the signal cable.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

FIG. 2 is a schematic structural view of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a side view of the present invention.

The reference numbers in the figures are: 1. a nut; 2. a load cell body; 3. a first stud; 4. a second stud; 5. a thread groove; 6. a third stud; 7. a clamping frame; 8. a handle; 9. a screw; 10. a bearing; 11. a splint; 12. a non-slip mat; 13. mounting grooves; 14. a signal cable.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: a component force measuring sensor comprises a force measuring sensor body 2, first studs 3, second studs 4 and clamping frames 7, wherein a signal cable 14 is connected to one side of the force measuring sensor body 2, an installation groove 13 is formed in the inner side of the force measuring sensor body 2, the first studs 3 are installed on the inner side of the installation groove 13, nuts 1 are installed on the surfaces of the first studs 3 above the force measuring sensor body 2, the nuts 1 are located above the installation groove 13, four installation grooves 13 are formed in total, the second studs 4 are sleeved on the outer side of the bottom of the first studs 3, the clamping frames 7 are rotatably installed at the bottom of the second studs 4, when component force measurement is needed, two groups of the first studs 3 are installed in the installation groove 13 in the inner side of the force measuring sensor body 2, similarly, the second studs 4 and the clamping frames 7 below the first studs 3 are also installed in two groups, and when component force measurement is needed, two groups of objects to be measured are, the force is detected by the force measuring sensor body 2, data transmission is carried out through the signal cable 14, the thread groove 5 is arranged inside the second stud 4, the bottom end of the first stud 3 is connected with the thread groove 5 in the second stud 4, the third stud 6 is welded above the clamping frame 7, the upper end of the third stud 6 is rotatably connected with the thread groove 5, the screw rod 9 is installed inside the clamping frame 7, the clamping plate 11 is installed at one end of the screw rod 9, the screw rod 9 is rotatably connected with the clamping plate 11 through the bearing 10, the bearing 10 is fixed on the back surface of the clamping plate 11, the anti-skid pad 12 is installed on the surface of the clamping plate 11, the handle 8 is installed at the other end of the screw rod 9, when the force is measured on an object, the object to be measured is placed inside the clamping frame 7, the screw rods 9 at two sides of the clamping frame 7 are synchronously rotated through the handle 8, the clamping plate 11 connected through the bearing, the clamping plate 11 stably clamps the object to be tested, the anti-slip pad 12 on the surface of the clamping plate 11 can effectively prevent the object from falling, the third stud 6 above the clamping frame 7 is connected with the thread groove 5 in the second stud 4, thereby being fixed at the inner side of the second stud 4, the first stud 3 is sleeved above the second stud 4, the first stud 3 is sleeved in the mounting groove 13 in the load cell main body 2, and the nut 1 is used for limiting, when the height needs to be adjusted, the second stud 4 is rotated outside the first stud 3, when the force is measured for different objects, the clamping frame 7 and the second stud 4 can be detachably replaced, to the object that awaits measuring that part has the screw, can directly dismantle holding frame 7, carry out spacing centre gripping in the screw of the object that awaits measuring with second double-screw bolt 4 precession, direct dynamometry, the operation is more high-efficient, and stability is higher, and the accuracy is higher.

The working principle is as follows: when the device is used for measuring the force of an object, the device places the object to be measured on the inner side of the clamping frame 7, synchronously rotates the screw rods 9 on the two sides of the clamping frame 7 through the handle 8, the inner side of the screw rods 9 moves towards the inner side through the clamping plate 11 connected with the bearing 10, the clamping plate 11 stably clamps the object to be measured, the anti-slip pad 12 on the surface of the clamping plate 11 can effectively prevent the object from falling off, the third stud 6 above the clamping frame 7 is connected with the thread groove 5 in the second stud 4 so as to be fixed on the inner side of the second stud 4, the first stud 3 is sleeved above the second stud 4, the first stud 3 is sleeved in the mounting groove 13 in the force measuring sensor main body 2 and limited by the nut 1, when the height needs to be adjusted, the second stud 4 rotates outside the first stud 3, and when the force is measured for different objects, the clamping frame 7 and the second stud 4 can be detachably replaced, for a part of an object to be measured with screw holes, the clamping frame 7 can be directly disassembled, the second stud 4 is screwed into the screw holes of the object to be measured for limiting and clamping, force measurement is directly carried out, two groups of first studs 3 are arranged in the mounting groove 13 on the inner side of the force measurement sensor main body 2 when force component measurement is needed, similarly, two groups of second studs 4 and clamping frames 7 below the first studs 3 are also arranged, two groups of objects to be measured can be clamped in the two groups of clamping frames 7 when force component measurement is carried out, the force is detected by the force measurement sensor main body 2, and data transmission is carried out through the signal cable 14.

To sum up can, the utility model discloses a set up first double-screw bolt 3, second double-screw bolt 4, holding frame 7, splint 11, screw rod 9, mounting groove 13, force cell main part 2 structure, lack the problem of fixed clamping structure, accuracy are lower and lack the component force test mode when having solved the force cell sensor dynamometry.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a component force cell sensor, includes force cell sensor main part (2), first double-screw bolt (3), second double-screw bolt (4) and holding frame (7), its characterized in that: mounting groove (13) have been seted up to the inboard of force cell sensor main part (2), first double-screw bolt (3) are installed to the inboard of mounting groove (13), the outside cover of first double-screw bolt (3) bottom is equipped with second double-screw bolt (4), the bottom of second double-screw bolt (4) is rotated and is installed holding frame (7), screw rod (9) are installed to the inboard of holding frame (7), splint (11) are installed to the one end of screw rod (9), the surface mounting of splint (11) has slipmat (12), handle (8) are installed to the other end of screw rod (9).

2. A component force load cell according to claim 1, wherein: the first stud (3) above the force measuring sensor body (2) is provided with a nut (1) on the surface, the nut (1) is positioned above the mounting groove (13), and the number of the mounting grooves (13) is four.

3. A component force load cell according to claim 1, wherein: the inside of second double-screw bolt (4) is equipped with thread groove (5), the bottom of first double-screw bolt (3) is connected with thread groove (5) in second double-screw bolt (4), third double-screw bolt (6) have been welded to the top of holding frame (7), the upper end and the thread groove (5) of third double-screw bolt (6) are rotated and are connected.

4. A component force load cell according to claim 1, wherein: the screw rod (9) is rotatably connected with the clamping plate (11) through a bearing (10), and the bearing (10) is fixed on the back of the clamping plate (11).

5. A component force load cell according to claim 1, wherein: one side of the force measuring sensor main body (2) is connected with a signal cable (14).