CN212807577U - Torsional spring test tool - Google Patents
Torsional spring test tool Download PDFInfo
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- CN212807577U CN212807577U CN202021189647.0U CN202021189647U CN212807577U CN 212807577 U CN212807577 U CN 212807577U CN 202021189647 U CN202021189647 U CN 202021189647U CN 212807577 U CN212807577 U CN 212807577U
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Abstract
The utility model discloses a torsional spring test tool, just be used for rotating and the connecting piece of location connection torsional spring including moment of torsion output unit and assembly at this moment of torsion output unit's output, the terminal surface rigid coupling of connecting piece has rather than the coaxial location axle of arranging of rotation axis, the torsional spring cup joints epaxially in the location and on one end swing joint connecting piece, the outside of location axle is provided with movable clamping unit, this activity clamping unit is including the track that is on a parallel with the axis setting of location axle, and swing joint be in on the track and be used for the locating component of the clamping torsional spring other end. The utility model adopts the torque output unit to output torque, and obtains the performance judgment of the torsion spring through the force sensor, thus being simple, high-efficiency and convenient to implement; meanwhile, the torsion spring test tool is effective in positioning, and the detection effect is further improved under the effective positioning condition of the torsion spring.
Description
Technical Field
The utility model relates to a torsional spring test technical field specifically is a torsional spring test frock.
Background
Along with the gradual factorization of building construction, room construction frame post steel reinforcement cage mill processing, then wholly hoist and mount will become future new trend. But the integral hoisting of the steel reinforcement cage of the frame column for building construction is not yet popularized, the upper steel reinforcement and the lower steel reinforcement are difficult to be in place in the hoisting process, and a device for assisting the upper steel reinforcement and the lower steel reinforcement to be in place accurately is not available in the market at the present stage. Meanwhile, the steel bars of the frame columns for building construction still adopt a field binding mode, and the field binding of the steel bars of the frame columns has the defects of huge safety risk of high-place operation, low construction efficiency of vertical operation, difficulty in controlling the construction quality of manual operation and the like.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a torsional spring test fixture to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an experimental frock of torsional spring, just is used for rotating and the connecting piece of location connection torsional spring including the output of this moment of torsion output unit and assembly, the terminal surface rigid coupling of connecting piece has rather than the coaxial location axle of arranging of rotation axis, the torsional spring cup joints epaxial and in one end swing joint on the connecting piece in the location, the outside of location axle is provided with activity clamping unit, this activity clamping unit is including the track that is on a parallel with the axis setting of location axle, and swing joint be in be used for the locating component of the clamping torsional spring other end on the track, install the clamping portion that is used for clamping torsional spring tip and be used for detecting the force transducer of torsional spring tip stress state on this locating component.
The torque output unit comprises a servo motor and a reduction gearbox, the servo motor is connected with the reduction gearbox, and the output shaft end of the reduction gearbox is fixedly connected with the connecting piece.
The connecting piece is provided with a positioning hole on the end surface of one side close to the positioning shaft, and one end of the torsion spring is movably connected in the positioning hole.
The positioning assembly comprises a clamping disc and a shell, wherein the clamping disc is arranged close to the end part of the positioning shaft, and the shell is rotatably connected with the clamping disc;
the rotating axis of the clamping plate is coaxial with the positioning shaft;
a positioning track matched with a rotation path of the end part of the torsion spring is arranged on the end surface of one side, close to the positioning shaft, of the clamping plate, and a clamping part for clamping the end part of the torsion spring is fixedly connected in the positioning track;
the positioning assembly further comprises a force sensor for detecting the stress state of the end part of the torsion spring.
The positioning assembly comprises a clamping disc and a shell, wherein the clamping disc is arranged close to the end part of the positioning shaft, and the shell is fixedly connected with the clamping disc;
a positioning track matched with a rotation path of the end part of the torsion spring is arranged on the end surface of one side, close to the positioning shaft, of the clamping plate, the positioning track is arranged to be a circular ring-shaped track, and the circle center of the positioning track is coaxial with the positioning shaft; a clamping part for clamping the end part of the torsion spring is arranged in the positioning track; the clamping device comprises a shell, a positioning part and a locking mechanism, wherein the positioning part is rotatably connected with the clamping part, and the locking mechanism is arranged between the positioning part and the clamping part and used for enabling the clamping part to rotate around a positioning track or stop.
The shell is movably connected to the rail and moves along the arrangement direction of the rail, and a locking nut used for locking the positioning assembly is mounted on the rail.
According to the technical scheme, the torque output unit is adopted to output the torque, and the performance judgment of the torsion spring is obtained through the force sensor, so that the device is simple, high-efficiency and convenient to implement; meanwhile, the torsion spring test tool is effective in positioning, and the detection effect is further improved under the effective positioning condition of the torsion spring.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the chuck of the present invention;
fig. 3 is a schematic view of the torsion spring structure of the present invention.
In the figure: the device comprises a positioning component 1, a positioning component 11, a 111 clamping part, a shell 12, a 13 clamping disc, a 131 positioning track, a 14 force sensor, a 2 locking nut, a 3 track, a 4 positioning shaft, a 5 torsion spring, a 51 end part I, a 52 end part II, a 6 connecting piece, a 7 reduction box and an 8 servo motor.
Detailed Description
Hereinafter, specific embodiments of the torsion spring testing tool according to the present invention will be described in detail with reference to the accompanying drawings.
According to an aspect of the embodiment of the utility model provides a torsional spring test fixture, including torque output unit and assembly at the output of this torque output unit and be used for rotating and positioning connection torsional spring 5's connecting piece 6, connecting piece 6's terminal surface rigid coupling has the location axle 4 rather than the coaxial arrangement of axis of rotation, torsional spring 5 cup joints on location axle 4 and on connecting piece 6 in one end swing joint, the outside of location axle 4 is provided with movable clamping unit, this movable clamping unit is including the track 3 that is on a parallel with the axis setting of location axle 4, and swing joint be in on the track 3 and be used for the locating component of the 5 other ends of clamping torsional spring, install the clamping portion 111 that is used for 5 tip of clamping torsional spring and be used for detecting the force sensor 14 of 5 tip stress state of torsional spring on this locating component.
Here, it can be understood by those skilled in the art that, when the torque output unit is used to apply a torque to the torsion spring 5, the two ends of the torsion spring 5 are respectively positioned by the connecting member 6 and the chuck 13, and the feedback value of the torsion spring 5 after the set force is applied is measured by the force sensor 14.
The utility model discloses an among the technical scheme of the experimental frock of torsional spring, its core lies in through applying the moment of torsion to reach the judgement to 5 performances of torsional spring through force sensor 14, its performance of judging torsional spring 5 is including as follows:
firstly, the method comprises the following steps:
outputting torque through a torque output unit, rotating the torsion spring 5 by a set angle, stopping rotation when the set angle is reached, and detecting the detection value of the force sensor 14; the detection method of the scheme is that whether the torsion spring 5 fails or not is obtained by giving a set value of a rotation angle, taking a theoretical range value of force corresponding to the angle as a reference index, and comparing the reading of the force sensor 14 with the theoretical range value of force.
II, secondly:
a detection value group for outputting various continuous torques by a torque output unit and detecting corresponding forces by a force sensor 14; the detection method of the scheme is that a plurality of set values are given, and the final detection value group is used as a basis for judging whether the torsion spring 5 is invalid or not.
Here, those skilled in the art will understand that the detection method of the torsion spring 5 according to the present invention is not limited to the above two methods, that is, the detection of the torsion spring 5 and the force sensor 14 can be implemented in various ways in the actual implementation process.
Next, a torsion spring test tool according to first to second embodiments of the present invention will be described with reference to fig. 1 to 3.
The first embodiment is as follows:
according to the first embodiment of the utility model, a torsional spring test tool is provided, including torque output unit and assemble at the output of this torque output unit and be used for rotating and the connecting piece 6 of location connection torsional spring 5, the terminal surface rigid coupling of connecting piece 6 has the location axle 4 of arranging with its rotation axis is coaxial, torsional spring 5 cup joints on location axle 4 and in one end swing joint on connecting piece 6, the outside of location axle 4 is provided with movable clamping unit, this movable clamping unit is including the track 3 that sets up parallel to the axis of location axle 4 to and swing joint in on the track 3 and be used for the locating component of the clamping torsional spring 5 other end, install the clamping portion 111 that is used for clamping 5 tip of torsional spring and be used for detecting the force sensor 14 of 5 tip stress state of torsional spring on this locating component; the positioning assembly comprises a clamping disc 13 arranged close to the end part of the positioning shaft and a shell 12 connected with the clamping disc 13 in a rotating mode; the rotation axis of the clamping disc 13 is coaxial with the positioning shaft 4; a positioning track 131 matched with a rotation path of the end part of the torsion spring 5 is arranged on the end surface of one side of the clamping disc 13 close to the positioning shaft 4, and a clamping part 111 for clamping the end part of the torsion spring 5 is fixedly connected in the positioning track 131; the positioning assembly further comprises a force sensor 14 for detecting the force state of the end of the torsion spring 5.
Here, as will be understood by those skilled in the art, the clamping plate 13 rotates around the positioning shaft 4, and the clamping portion 111 is disposed to rotate along with the clamping plate 13; in the specific implementation process, the method comprises the following implementation steps:
the method comprises the following steps: moving the positioning component and the positioning shaft 4 out of a certain distance, and sleeving the torsion spring 5 on the positioning shaft 4, wherein one end of the torsion spring 5 is fixedly connected to the connecting piece 6;
step two: slowly approaching the positioning component to the positioning shaft 4, rotating the clamping disc 13, aligning the clamping part 111 on the clamping disc 13 with the end part of the torsion spring 5 and performing clamping connection in the rotating process;
step three: after clamping, adjusting the rotation angle of the clamping disc 13, and fixing the relative position of the clamping disc 13 and the shell 12 when the torsion spring 5 is in a natural state, wherein the clamping disc 13 is in a locking state;
step four: applying torque by the torque output unit:
step five: and (5) judging whether the torsion spring 5 fails, dismounting the torsion spring and finishing the detection.
Here, the chuck 13 fixes the end of the torsion spring 5 by movably connecting, and then aligns the natural state of the torsion spring 5 and performs positioning during rotation, it should be noted that the chuck 13 adopted in this embodiment is provided with a locking member for locking during rotation at the connecting portion with the housing 12, and this embodiment is not limited to the specific structure of the locking member, and is only used for illustration.
According to the second embodiment of the utility model, a torsional spring test tool is provided, including torque output unit and the connecting piece 6 that assembles at the output of this torque output unit and be used for rotating and positioning connection torsional spring 5, the terminal surface rigid coupling of connecting piece 6 has the location axle 4 of arranging with its rotation axis is coaxial, torsional spring 5 cup joints on location axle 4 and in one end swing joint on connecting piece 6, the outside of location axle 4 is provided with movable clamping unit, this movable clamping unit is including the track 3 that sets up parallel to the axis of location axle 4 to and swing joint in on the track 3 and be used for the locating component of the clamping torsional spring 5 other end, install the clamping portion 111 that is used for clamping 5 tip of torsional spring and be used for detecting the force transducer 14 of 5 tip stress state of torsional spring on this locating component; the positioning assembly comprises a clamping disc 6 arranged close to the end part of the positioning shaft 4 and a shell 12 fixedly connected with the clamping disc 13; a positioning track 131 matched with a rotation path of the end part of the torsion spring 5 is arranged on the end surface of one side of the clamping disc 13 close to the positioning shaft 4, the positioning track 131 is arranged to be a circular ring track, and the circle center of the positioning track is coaxial with the positioning shaft 4; a clamping part for clamping the end part of the torsion spring 5 is arranged in the positioning track 131; a positioning member 11 rotatably connected to the clamping portion 111 is disposed inside the housing 12, and a locking mechanism for rotating or stopping the clamping portion 111 around a positioning rail 131 is installed between the positioning member 11 and the clamping portion 111.
Compared with the first embodiment, the chuck 13 and the housing 12 adopted in the present embodiment are in a relatively fixed positional relationship, and the positioning rail 131 adopts the chuck portion 111 capable of rotating around its rail, in the specific implementation process, the following implementation steps are included:
the method comprises the following steps: moving the positioning component and the positioning shaft 4 out of a certain distance, and sleeving the torsion spring 5 on the positioning shaft 4, wherein one end of the torsion spring 5 is fixedly connected to the connecting piece 6;
step two: slowly approaching the positioning component to the positioning shaft 4, and controlling the positioning component 11 to rotate the clamping part 111;
step three: in the rotation process, the position of the torsion spring 5 in the natural state is accurately found, the clamping part 111 is fixedly connected, the fine adjustment rotation of the clamping part 111 is carried out by controlling the positioning part 11 after the connection, and no pre-tightening force is applied to the torsion spring 5, it should be noted that the confirmation can be carried out by the force sensor 14 when the state that whether the torsion spring 5 has the pre-tightening force is judged;
step four: locking the positioning piece 11 through a locking mechanism, so that the position of the clamping part 111 relative to the clamping disc 13 is relatively fixed;
step five: applying torque by the torque output unit:
step six: and judging whether the torsion spring 5 fails, dismounting the torsion spring 5 and finishing the detection.
Here, the clamping portion 111 performs positioning connection to the torsion spring 5 in a natural state by rotating around the positioning rail 131; meanwhile, it should be noted that the positioning member 11 employed in the present embodiment is provided with a locking mechanism, which includes a power output device for controlling the rotation of the clamping portion 111 and a control device, for realizing the rotation or stop of the clamping portion 111 around the positioning rail 131.
Further, the torque output unit comprises a servo motor 8 and a reduction gearbox 7, the servo motor 8 is connected with the reduction gearbox 7, and the output shaft end of the reduction gearbox 7 is fixedly connected with the connecting piece 6.
Furthermore, a positioning hole is formed in the end face of one side, close to the positioning shaft 4, of the connecting piece 6, and one end of the torsion spring 5 is movably connected in the positioning hole. It should be noted that, since the second end 52 of the torsion spring 5 is an axially extending protruding member, effective positioning can be performed by inserting the second end 52 into the positioning hole, and the first end 51 of the torsion spring 5 is connected to the clamping portion 111.
Further, the shell 12 is movably connected to the rail 3 and moves along the arrangement direction of the rail 3, the rail 3 is provided with a locking nut 2 for locking the positioning assembly, and the relative position of the shell 12 and the rail 3 is fixed through the locking nut 2, so that the positioning effect is realized.
The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.
Claims (6)
1. The utility model provides a torsional spring test frock which characterized in that: including moment of torsion output unit and the connecting piece of assembly just being used for rotating and location connection torsional spring at this moment of torsion output unit's output, the terminal surface rigid coupling of connecting piece has rather than rotating the coaxial location axle of arranging of axis, the torsional spring cup joints epaxially and on the connecting piece in one end swing joint in the location, the outside of location axle is provided with movable clamping unit, this movable clamping unit is including the track that is on a parallel with the axis setting of location axle, and swing joint be in on the track and be used for the locating component of the clamping torsional spring other end, install the clamping portion that is used for clamping torsional spring tip and be used for detecting the force sensor of torsional spring tip stress state on this locating component.
2. The torsion spring test tool according to claim 1, wherein: the torque output unit comprises a servo motor and a reduction gearbox, the servo motor is connected with the reduction gearbox, and the output shaft end of the reduction gearbox is fixedly connected with the connecting piece.
3. The torsion spring test tool according to claim 1, wherein: the connecting piece is provided with a positioning hole on the end surface of one side close to the positioning shaft, and one end of the torsion spring is movably connected in the positioning hole.
4. The torsion spring test tool according to claim 1, wherein: the positioning assembly comprises a clamping disc and a shell, wherein the clamping disc is arranged close to the end part of the positioning shaft, and the shell is rotatably connected with the clamping disc;
the rotating axis of the clamping plate is coaxial with the positioning shaft;
a positioning track matched with a rotation path of the end part of the torsion spring is arranged on the end surface of one side, close to the positioning shaft, of the clamping plate, and a clamping part for clamping the end part of the torsion spring is fixedly connected in the positioning track;
the positioning assembly further comprises a force sensor for detecting the stress state of the end part of the torsion spring.
5. The torsion spring test tool according to claim 1, wherein: the positioning assembly comprises a clamping disc and a shell, wherein the clamping disc is arranged close to the end part of the positioning shaft, and the shell is fixedly connected with the clamping disc;
a positioning track matched with a rotation path of the end part of the torsion spring is arranged on the end surface of one side, close to the positioning shaft, of the clamping plate, the positioning track is arranged to be a circular ring-shaped track, and the circle center of the positioning track is coaxial with the positioning shaft; a clamping part for clamping the end part of the torsion spring is arranged in the positioning track; the clamping device comprises a shell, a positioning part and a locking mechanism, wherein the positioning part is rotatably connected with the clamping part, and the locking mechanism is arranged between the positioning part and the clamping part and used for enabling the clamping part to rotate around a positioning track or stop.
6. The torsion spring test tool according to claim 5, wherein: the shell is movably connected to the rail and moves along the arrangement direction of the rail, and a locking nut used for locking the positioning assembly is mounted on the rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021189647.0U CN212807577U (en) | 2020-06-23 | 2020-06-23 | Torsional spring test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021189647.0U CN212807577U (en) | 2020-06-23 | 2020-06-23 | Torsional spring test tool |
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| Publication Number | Publication Date |
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| CN212807577U true CN212807577U (en) | 2021-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021189647.0U Active CN212807577U (en) | 2020-06-23 | 2020-06-23 | Torsional spring test tool |
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| CN (1) | CN212807577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235371A (en) * | 2021-12-18 | 2022-03-25 | 中国兵器工业第五九研究所 | Empennage spring storage life evaluation test device |
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2020
- 2020-06-23 CN CN202021189647.0U patent/CN212807577U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114235371A (en) * | 2021-12-18 | 2022-03-25 | 中国兵器工业第五九研究所 | Empennage spring storage life evaluation test device |
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