阅读说明：本技术 一种磨损小的高精度型力矩传感器 (Small-abrasion high-precision torque sensor ) 是由 汪发兵 于 2019-11-24 设计创作，主要内容包括：本发明公开了一种磨损小的高精度型力矩传感器,包括传感器本体、连接杆和固定组,所述传感器本体两端中心位置均安装有连接杆,所述传感器本体靠近连接杆的两端还开设有用于安装固定组的限位槽,所述限位槽、固定组均相对平行设有两组,两组所述固定组底端均固定连接有伸缩杆,所述伸缩杆相对平行设有两组,两组所述伸缩杆底端均固定连接有移动块,所述移动块相对平行设有两组,两组所述移动块分别设于第一安装槽、第二安装槽内,所述第一安装槽、第二安装槽均开设有在底座上,所述第一安装槽与第二安装槽相对平行设置。该磨损小的高精度型力矩传感器,设计合理,使用方便,能够满足企业的使用需求。(The invention discloses a small-abrasion high-precision torque sensor which comprises a sensor body, connecting rods and fixing groups, wherein the connecting rods are installed at the center positions of two ends of the sensor body, limiting grooves used for installing the fixing groups are further formed in the two ends, close to the connecting rods, of the sensor body, the limiting grooves and the fixing groups are arranged in parallel, two groups of fixing groups are fixedly connected to the bottom ends of the two groups of fixing groups, telescopic rods are fixedly connected to the bottom ends of the telescopic rods, two groups of moving blocks are arranged in parallel, the first mounting groove and the second mounting groove are formed in a base respectively, and the first mounting groove and the second mounting groove are arranged in parallel. This little high accuracy type torque sensor of wearing and tearing, reasonable in design, convenient to use can satisfy the user demand of enterprise.)

1. The utility model provides a little high accuracy type torque sensor of wearing and tearing, includes sensor body (14), connecting rod (13) and fixed group (12), its characterized in that: the sensor comprises a sensor body (14), wherein connecting rods (13) are respectively arranged at the central positions of two ends of the sensor body (14), two groups of the connecting rods (13) are arranged in parallel relatively, two limiting grooves (17) for installing fixed groups (12) are further formed at two ends of the sensor body (14) close to the connecting rods (13), two groups of the limiting grooves (17) and the fixed groups (12) are arranged in parallel relatively, telescopic rods (11) are fixedly connected to the bottom ends of the fixed groups (12), two groups of the telescopic rods (11) are arranged in parallel relatively, moving blocks (2) are fixedly connected to the bottom ends of the telescopic rods (11), two groups of the moving blocks (2) are arranged in parallel relatively, the two groups of the moving blocks (2) are respectively arranged in a first mounting groove (3) and a second mounting groove (4), and the first mounting groove (3) and the second mounting groove (, the first mounting groove (3) and the second mounting groove (4) are arranged in parallel relatively, and the lower end face of the base (10) is fixedly connected with the mounting plate (1);

fixed group (12) include first mounting (18), second mounting (19), all be provided with arc wall (15), recess (20) on first mounting (18), second mounting (19), arc wall (15), recess (20) all are equipped with two sets ofly, two sets of arc wall (15) enclose jointly into a circular shape, first mounting (18) and second mounting (19) cooperation installation.

2. A low-wear, high-precision torque sensor in accordance with claim 1, wherein: the one end fixed mounting that second mounting groove (4) were kept away from in first mounting groove (3) has fixed plate (9), the one end fixed mounting that first mounting groove (3) were kept away from in second mounting groove (4) also has fixed plate (9), fixed plate (9) are parallel relatively and are equipped with two sets ofly.

3. A low-wear, high-precision torque sensor in accordance with claim 2, wherein: the fixed plate (9) is in threaded connection with a lead screw (6), the lead screws (6) are arranged in two groups in parallel relatively, and the lead screws (6) penetrate through the fixed plate (9) and are rotatably connected with the moving block (2).

4. A low-wear, high-precision torque sensor in accordance with claim 1, wherein: the moving block (2) is provided with bearings (5) at the position of the screw rod (6) in an embedded mode, the bearings (5) are arranged in two groups in parallel relatively, and the two groups of bearings (5) are fixedly sleeved on the screw rod (6).

5. A low-wear, high-precision torque sensor in accordance with claim 1, wherein: sliding grooves (8) are formed in the inner walls of the two sides of the first mounting groove (3) and the second mounting groove (4), four groups of sliding grooves (8) are formed, the sliding grooves (8) are arranged in parallel in a pairwise opposite mode, the moving block (2) is located on a sliding block (7) fixedly connected to the position where the sliding grooves (8) are located, and the sliding block (7) is matched with the sliding grooves (8).

6. A low-wear, high-precision torque sensor in accordance with claim 1, wherein: the sensor comprises a sensor body (14), a first fixing piece (18) and a second fixing piece (19) which are buckled at two ends of the sensor body (14) together, wherein the first fixing piece (18) and the second fixing piece (19) are arranged in a limiting groove (17), and a limiting pad (16) is fixed on the inner wall of the bottom end of the limiting groove (17) in an adhesive mode.

Technical Field

The invention belongs to the technical field of torque sensors, and particularly relates to a high-precision torque sensor with small abrasion.

Background

Torque sensors, also called torque sensors, and torquemeters, are classified into dynamic and static types, wherein dynamic torque sensors may be called torque sensors, torque speed sensors, non-contact torque sensors, and rotation torque sensors. Torque sensors are the detection of the perception of torsional moments on various rotating or non-rotating mechanical components. The torque sensor converts the physical change of the torque force into an accurate electrical signal.

The high-precision torque sensor needs to be calibrated in the production process, and in the calibration and verification process, the normal calibration and verification can be influenced and the high-precision torque sensor is abraded due to the fact that the high-precision torque sensor cannot be effectively fixed.

Disclosure of Invention

The present invention is directed to a high-precision torque sensor with less wear, which solves the above-mentioned problems of the prior art.

In order to achieve the purpose, the invention provides the following technical scheme: a high-precision torque sensor with small abrasion, which comprises a sensor body, a connecting rod and a fixed group, the central positions of two ends of the sensor body are respectively provided with two groups of connecting rods which are arranged in parallel relatively, the two ends of the sensor body close to the connecting rod are also provided with limit grooves for installing the fixing groups, two groups of limiting grooves and two groups of fixing groups are arranged in parallel, the bottom ends of the two groups of fixing groups are fixedly connected with telescopic rods, two groups of telescopic rods are arranged in parallel relatively, moving blocks are fixedly connected at the bottom ends of the two groups of telescopic rods, two groups of moving blocks are arranged in parallel relatively, the two groups of moving blocks are respectively arranged in the first mounting groove and the second mounting groove, the first mounting groove and the second mounting groove are both formed in the base, the first mounting groove and the second mounting groove are arranged in parallel relatively, and the lower end face of the base is fixedly connected with a mounting plate;

the fixed group comprises a first fixed part and a second fixed part, arc-shaped grooves and grooves are formed in the first fixed part and the second fixed part, the arc-shaped grooves and the grooves are two groups of arc-shaped grooves which enclose a circle, and the first fixed part and the second fixed part are installed in a matched mode.

Preferably, the one end fixed mounting that the second mounting groove was kept away from to first mounting groove has the fixed plate, the one end fixed mounting that the first mounting groove was kept away from to the second mounting groove also has the fixed plate, the fixed plate is parallel relatively and is equipped with two sets ofly.

Preferably, the fixed plate is in threaded connection with two groups of lead screws which are arranged in parallel relatively, and the lead screws penetrate through the fixed plate and are rotatably connected with the moving block.

Preferably, the moving block is provided with bearings at the position of the screw rod in an embedded manner, the bearings are arranged in parallel, and the two sets of bearings are fixedly sleeved on the screw rod.

Preferably, the inner walls of the two sides of the first mounting groove and the second mounting groove are respectively provided with four sliding grooves, the four sliding grooves are arranged in parallel, the two sliding grooves are arranged in a pairwise opposite mode, the moving block is fixedly connected with a sliding block at the position of the sliding grooves, and the sliding block is matched with the sliding grooves.

Preferably, the first fixing piece and the second fixing piece are buckled at two ends of the sensor body together, the first fixing piece and the second fixing piece are arranged in the limiting groove, and a limiting pad is fixed on the inner wall of the bottom end of the limiting groove through glue.

The invention has the technical effects and advantages that: the small-abrasion high-precision torque sensor is characterized in that arc grooves are enclosed into a circle, the circle is installed through the matching of a first fixing piece and a second fixing piece, connecting rods are arranged in the circle, the circle is provided with two sets of designs in parallel, so that the fixing sets can fix the position of a sensor body conveniently, two sets of fixing plates are arranged in parallel, so that the lead screw is installed conveniently, the lead screw penetrates through the fixing plates and is connected with a moving block in a rotating mode, so that the lead screw can push the moving block to move, a sliding block is matched with a sliding groove, so that the moving block can move along with the lead screw conveniently, a limiting pad is a rubber pad, so that the friction between the fixing sets and the sensor body can be increased, meanwhile, the rubber pad can prevent the fixing sets from abrading the sensor body, a telescopic rod can adjust the height of, convenient to use can satisfy the user demand of enterprise.

Drawings

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

FIG. 2 is a perspective view of a sensor body of the present invention;

fig. 3 is a perspective view of the stationary group of the present invention.

In the figure: the sensor comprises a mounting plate 1, a moving block 2, a first mounting groove 3, a second mounting groove 4, a bearing 5, a lead screw 6, a sliding block 7, a sliding groove 8, a fixing plate 9, a base 10, an expansion link 11, a fixing group 12, a connecting rod 13, a sensor body 14, an arc-shaped groove 15, a limiting pad 16, a limiting groove 17, a first fixing part 18, a second fixing part 19 and a groove 20.

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 invention provides a small-abrasion high-precision torque sensor as shown in figures 1-3, which comprises a sensor body 14, connecting rods 13 and fixed groups 12, wherein the connecting rods 13 are respectively arranged at the central positions of the two ends of the sensor body 14, the connecting rods 13 are oppositely arranged in parallel, two groups of limiting grooves 17 for installing the fixed groups 12 are also formed at the two ends of the sensor body 14 close to the connecting rods 13, the limiting grooves 17 and the fixed groups 12 are oppositely arranged in parallel, the bottom ends of the two groups of fixed groups 12 are respectively fixedly connected with telescopic rods 11, the telescopic rods 11 are oppositely arranged in parallel, the bottom ends of the two groups of telescopic rods 11 are respectively fixedly connected with moving blocks 2, the moving blocks 2 are oppositely arranged in parallel, the two groups of moving blocks 2 are respectively arranged in a first mounting groove 3 and a second mounting groove 4, the first mounting groove 3 and the second mounting groove 4 are respectively formed on a base 10, the first mounting groove 3 and the second mounting groove 4 are arranged in parallel relatively, and the lower end face of the base 10 is fixedly connected with a mounting plate 1;

fixed group 12 includes first mounting 18, second mounting 19, all be provided with arc wall 15, recess 20 on first mounting 18, the second mounting 19, arc wall 15, recess 20 all are equipped with two sets ofly, and are two sets of arc wall 15 encloses into a circular jointly, first mounting 18 and the cooperation installation of second mounting 19, and connecting rod 13 locates in the circular, and this circular relative parallel is equipped with two sets ofly.

Specifically, the one end fixed mounting that second mounting groove 4 was kept away from to first mounting groove 3 has fixed plate 9, the one end fixed mounting that first mounting groove 3 was kept away from to second mounting groove 4 also has fixed plate 9, fixed plate 9 is parallel relatively and is equipped with two sets ofly to the installation of the lead screw 6 of being convenient for.

Specifically, the fixed plate 9 is connected with the lead screw 6 in a threaded manner, the lead screws 6 are arranged in two groups in parallel, and the lead screw 6 penetrates through the fixed plate 9 to be rotatably connected with the moving block 2, so that the lead screw 6 can push the moving block 2 to move.

Specifically, the moving block 2 is provided with bearings 5 at the position of the screw rod 6 in an embedded manner, the bearings 5 are arranged in two groups in parallel, and the two groups of bearings 5 are fixedly sleeved on the screw rod 6.

Specifically, the inner walls of the two sides of the first mounting groove 3 and the second mounting groove 4 are provided with four sliding grooves 8, the sliding grooves 8 are arranged in parallel, the sliding grooves 8 are arranged in pairs, the sliding block 2 is fixedly connected with a sliding block 7 at the position of the sliding groove 8, and the sliding block 7 is matched with the sliding groove 8, so that the sliding block 2 can move along with the screw rod 6.

Specifically, the first fixing piece 18 and the second fixing piece 19 are buckled at two ends of the sensor body 14 together, the first fixing piece 18 and the second fixing piece 19 are both arranged in the limiting groove 17, a limiting pad 16 is fixed on the inner wall of the bottom end of the limiting groove 17 through glue, and the limiting pad 16 is a rubber pad, so that the friction force between the fixing group 12 and the sensor body 14 can be increased.

Specifically, this little high accuracy type torque sensor of wearing and tearing, when needing to calibrate sensor body 14, at first according to the size of sensor body 14, twist lead screw 6, and then drive movable block 2 towards the direction motion of keeping away from lead screw 6, until make the distance between two sets of second mounting 19 equal with sensor body 14's size, then place sensor body 14 on the second mounting 19 that is connected with telescopic link 11, lock first mounting 18 from the top down on sensor body 14 at last, through bolt with first mounting 18 and second mounting 19 fixed connection, can adjust sensor body 14's height through telescopic link 11 according to the demand of demarcation, this little high accuracy type torque sensor of wearing and tearing, and reasonable design, high durability and convenient use can satisfy the user demand of enterprise.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.