CN208805311U - A kind of lifting column feed screw nut dynamic torque detecting tool - Google Patents
A kind of lifting column feed screw nut dynamic torque detecting tool Download PDFInfo
- Publication number
- CN208805311U CN208805311U CN201821300501.1U CN201821300501U CN208805311U CN 208805311 U CN208805311 U CN 208805311U CN 201821300501 U CN201821300501 U CN 201821300501U CN 208805311 U CN208805311 U CN 208805311U
- Authority
- CN
- China
- Prior art keywords
- outer tube
- dynamic torque
- screw rod
- torque sensor
- nut
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Abstract
The utility model discloses a kind of lifting column feed screw nut dynamic torque detecting tools, including bottom plate, linear guide, stepper motor, dynamic torque sensor, screw rod, pressure pipe structure, nut and outer tube, linear guide is fixedly mounted on bottom plate, stepper motor is connect with dynamic torque sensor, dynamic torque sensor is connect with screw rod, nut thread is connected on screw rod, nut is fixed on outer tube, outer tube and screw rod coaxial arrangement, pressure pipe structure is mounted on bottom plate, and stepper motor and dynamic torque sensor are slidably mounted in linear guide.The utility model is rotated using stepper motor driving screw rod, outer tube is fixed in pressure pipe structure simultaneously, and then fix nut, the torque between nut and screw rod then passes to the dynamic torque sensor connecting with screw rod and measures at this time, simultaneously by replacing different nut and screw rod, torque measurement can be carried out to different nuts and screw rod collocation.
Description
[technical field]
The utility model relates to a kind of lifting column feed screw nut dynamic torque detecting tools, belong to torque detection field.
[background technique]
Torque value between screw rod and nut influences screw rod to the transmission efficiency of nut, and then influences the work of lifting column
Make efficiency, while torque value also reflects the abrasion condition between screw rod and nut.But at this stage without suitable equipment
Torque value between screw rod and nut can effectively be measured.
[utility model content]
A kind of simulation lifting is provided the technical problem to be solved by the utility model is to overcome the deficiencies in the prior art
Screw rod and nut rotary state test lifting column feed screw nut's dynamic torque of torque between screw rod and nut in turn in column
Detecting tool.
Above-mentioned technical problem is solved, the utility model adopts the following technical solution: a kind of lifting column feed screw nut dynamic
Torque detection fixture, including bottom plate, linear guide, stepper motor, dynamic torque sensor, screw rod, pressure pipe structure, nut and
Outer tube, linear guide are fixedly mounted on bottom plate, and stepper motor is connect with dynamic torque sensor, dynamic torque sensor and silk
Bar connection, nut thread are connected on screw rod, and nut is fixed on outer tube, outer tube and screw rod coaxial arrangement, pressure pipe structure installation
On bottom plate, pressure pipe structure is used to outer tube being located in bottom plate, and stepper motor and dynamic torque sensor are slidably mounted on
In linear guide, stepper motor, dynamic torque sensor and outer tube are set gradually along the axial direction of linear guide.
The utility model is rotated using stepper motor driving screw rod, while outer tube is fixed in pressure pipe structure, Jin Ergu
Surely nut is lived, the torque between nut and screw rod then passes to the dynamic torque sensor connecting with screw rod and measures at this time,
Simultaneously by replacing different nut and screw rod, torque measurement can be carried out to different nuts and screw rod collocation.
The bottom of stepper motor described in the utility model is fixed with No.1 linear slider, and the bottom of dynamic torque sensor is solid
Surely there are No. two linear sliders, be connected with slider connecting plate between No.1 linear slider and No. two linear sliders.
The fixed cavity plate of outer tube is provided with below outer tube described in the utility model, outer tube is placed on the recessed of the fixed cavity plate of outer tube
In mouthful, the fixed cavity plate of outer tube is fixedly mounted on bottom plate.
The fixed cavity plate of outer tube described in the utility model shares two, and the fixed cavity plate of two outer tubes is respectively that No.1 outer tube is fixed
Cavity plate and the fixed cavity plate of two extra pipes, pressure pipe structure is quick pressing tongs, and quick pressing tongs includes the pincers portion for pushing down outer tube, pincers portion
Positioned at the top of outer tube, while pincers portion is located between the fixed cavity plate of No.1 outer tube and the fixed cavity plate of two extra pipes.
Keel is provided between stepper motor described in the utility model and No.1 linear slider, stepper motor passes through padded
Block is fixed in No.1 linear slider.
Be provided with No.1 shaft coupling between stepper motor and dynamic torque sensor described in the utility model, stepper motor and
Dynamic torque sensor is connected by No.1 shaft coupling, and No. two shaft couplings are provided between dynamic torque sensor and screw rod, is moved
State torque sensor is connect with screw rod by No. two shaft couplings, and No.1 shaft coupling, No. two shaft couplings, screw rod and outer coaxial tube are set
It sets.
Other features and advantages of the utility model will the detailed exposure in following specific embodiment, attached drawing.
[Detailed description of the invention]
The utility model is described further with reference to the accompanying drawing:
Fig. 1 is the utility model embodiment lifting column feed screw nut dynamic torque detecting tool schematic view of the front view；
Fig. 2 is the utility model embodiment lifting column feed screw nut dynamic torque detecting tool schematic perspective view.
[specific embodiment]
The technical solution of the utility model embodiment is explained below with reference to the attached drawing of the utility model embodiment and
Illustrate, but following embodiments are only the preferred embodiment of the utility model, and not all.Based on the implementation example in the implementation mode,
Those skilled in the art's obtained other embodiments without making creative work, belong to the utility model
Protection scope.
In the following description, occur term "inner", "outside", "upper", "lower", the indicating positions such as "left", "right" or
Positional relationship is to be based on the orientation or positional relationship shown in the drawings, description embodiment merely for convenience and simplified description, and
It is not that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, because
This should not be understood as limiting the present invention.
Embodiment.
Referring to Fig. 1-2.
Present embodiments provide a kind of lifting column feed screw nut dynamic torque detecting tool, including bottom plate 1, linear guide
2, stepper motor 3, dynamic torque sensor 4, screw rod 5, pressure pipe structure, nut 6 and outer tube 7.
Linear guide 2 is fixedly mounted on bottom plate 1.Stepper motor 3 is connect with dynamic torque sensor 4, and dynamic torque passes
Sensor 4 is connect with screw rod 5, drives screw rod screw rod 5 to be rotated by dynamic torque sensor 4 by stepper motor 3.
Preferably, it is provided with No.1 shaft coupling 15 between stepper motor 3 and dynamic torque sensor 4, stepper motor 3 and dynamic
State torque sensor 4 is connected by No.1 shaft coupling 15, and No. two shaft couplings are provided between dynamic torque sensor 4 and screw rod 5
16, dynamic torque sensor 4 is connect with screw rod 5 by No. two shaft couplings 16.No.1 shaft coupling 15 and No. two shaft couplings 16 are coaxial
Setting avoids generating measurement error due to off-axis so that the torque of screw rod 5 precisely passes to dynamic torque sensor 4.
Nut 6 is fixed on outer tube 7, and pressure pipe structure is mounted on bottom plate 1, and pressure pipe structure is used to outer tube 7 being located in bottom
On plate 1.Under non-test state, pressure pipe structure unclamps outer tube 7, convenient for picking and placing to outer tube 7.When test, pressure pipe structure is compressed
Outer tube 7, so that 7 opposed bottom 1 of outer tube is not able to rotate and moves, to be located on bottom plate 1.
When test, stepper motor 3 and dynamic torque sensor 4 are slidably mounted in linear guide 2, and 6 screw thread of nut connects
It connects on screw rod 5, outer tube 7 and screw rod 5 are coaxially disposed.Stepper motor 3 drives screw rod 5 to rotate, due to 6 opposed bottom of nut at this time
1 is fixed, therefore nut 6 reacts on screw rod 5, so that screw rod 5 drives stepper motor 3 and dynamic torque sensor 4 to lead in straight line
It is slided on rail 2.
When without test, outer tube 7, nut 6 and screw rod 5 are not installed on bottom plate 1.When preparation is tested, first will
Outer tube 7 and nut 6 are fixed, then screw rod 5 is threaded io on nut 6, and the end of screw rod 5 is finally passed through No. two shaft couplings 16
It is connected to dynamic torque sensor 4, and outer tube 7 is mounted on bottom plate 1.When test, pressure pipe structure pushes down outer tube 7, and 5 turns of screw rod
It is axially passed in and out in outer tube 7 while dynamic along outer tube 7.
At this point, stepper motor 3, dynamic torque sensor 4 and outer tube 7 are set gradually along the axial direction of linear guide 2.
In order to realize stepper motor 3 and dynamic torque sensor 4 being slidably installed in linear guide 2, stepper motor 3
Bottom is fixed with No.1 linear slider 8, and the bottom of dynamic torque sensor 4 is fixed with No. two linear sliders 9, No.1 linear slider
8 slip in linear guide 2, and No. two linear sliders 9 are slipped in linear guide 2.
In addition, being connected with slider connecting plate 10 between No.1 linear slider 8 and No. two linear sliders 9.It is connected by sliding block
Plate 10 guarantees the synchronism run between No.1 linear slider 8 and No. two linear sliders 9, and then avoids stepper motor 3 and dynamic
Relative displacement is generated along 2 direction of linear guide between torque sensor 4.
Further, additionally it is possible to guarantee one by adjusting the height of the height of No.1 linear slider 8 and No. two linear sliders 9
The concentricity of number shaft coupling 15 and No. two shaft couplings 16.
Keel 17 is provided between stepper motor 3 and No.1 linear slider 8, stepper motor 3 is fixed by keel 17
In No.1 linear slider 8.Using the height of 17 auxiliary adjustment stepper motor 3 of keel, it is adapted to stepper motor 3 height itself
Lesser feature.
In order to realize the positioning and replacement of outer tube 7, the lower section of outer tube 7 is provided with the fixed cavity plate of outer tube, and outer tube 7 is placed on
In the recess of the fixed cavity plate of outer tube, the fixed cavity plate of outer tube is fixedly mounted on bottom plate 1.When pressure pipe structure does not squeeze outer tube 7, outside
Pipe 7 can be replaced in recess.When pressure pipe structure squeezes outer tube 7, outer tube 7 is fixed in recess.
Preferably, the fixed cavity plate of outer tube shares two, and the fixed cavity plate of two outer tubes is respectively the fixed cavity plate 11 of No.1 outer tube
With the fixed cavity plate 12 of two extra pipes, pressure pipe structure is quick pressing tongs 14, and quick pressing tongs 14 includes the pincers portion for pushing down outer tube 7
13, pincers portion 13 is for squeezing outer tube 7.The fixed cavity plate 11 of No.1 outer tube and the fixed cooperation of cavity plate 12 of two extra pipes are adapted to
Support in the longer situation of outer tube 7.
Pincers portion 13 is located at the top of outer tube 7, while pincers portion 13 is located at the fixed cavity plate 11 of No.1 outer tube and two extra pipes are fixed
Between cavity plate 12.The fixed cavity plate 11 of No.1 outer tube and the fixed cavity plate 12 of two extra pipes from the bottom up to the both ends of outer tube 7 respectively into
Row support, and pincers portion 13 squeezes the centre of outer tube 7 from top to bottom, and pincers portion 13 is by outer tube 7 when realizing test to greatest extent
The purpose being fixed in the recess of the fixed cavity plate 11 of No.1 outer tube and the recess of the fixed cavity plate 12 of two extra pipes.
In addition, the measuring accuracy in order to guarantee torque, No.1 shaft coupling 15, No. two shaft couplings 16, screw rods 5 in the present embodiment
It is coaxially disposed with outer tube 7.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, being familiar with the those skilled in the art should be understood that the utility model includes but is not limited to attached drawing and specific embodiment party above
Content described in formula.The modification of any function and structure principle without departing from the utility model is intended to be included in claims
Range in.
Claims (6)
1. a kind of lifting column feed screw nut dynamic torque detecting tool, it is characterised in that: including bottom plate, linear guide, stepping
Motor, dynamic torque sensor, screw rod, pressure pipe structure, nut and outer tube, linear guide are fixedly mounted on bottom plate, stepping
Motor is connect with dynamic torque sensor, and dynamic torque sensor is connect with screw rod, and nut thread is connected on screw rod, and nut is solid
It is scheduled on outer tube, outer tube and screw rod coaxial arrangement, pressure pipe structure are mounted on bottom plate, and pressure pipe structure is used to outer tube being located in bottom
On plate, stepper motor and dynamic torque sensor are slidably mounted in linear guide, stepper motor, dynamic torque sensor and
Outer tube is set gradually along the axial direction of linear guide.
2. lifting column feed screw nut dynamic torque detecting tool according to claim 1, it is characterised in that: the stepping
The bottom of motor is fixed with No.1 linear slider, and the bottom of dynamic torque sensor is fixed with No. two linear sliders, No.1 straight line
Slider connecting plate is connected between sliding block and No. two linear sliders.
3. lifting column feed screw nut dynamic torque detecting tool according to claim 2, it is characterised in that: the outer tube
Lower section be provided with the fixed cavity plate of outer tube, outer tube is placed in the recess of the fixed cavity plate of outer tube, and the fixed cavity plate of outer tube is fixedly mounted
On bottom plate.
4. lifting column feed screw nut dynamic torque detecting tool according to claim 3, it is characterised in that: the outer tube
Fixed cavity plate shares two, and the fixed cavity plate of two outer tubes is respectively the fixed cavity plate of No.1 outer tube and the fixed cavity plate of two extra pipes, pressure
Pipe mechanism is quick pressing tongs, and quick pressing tongs includes the pincers portion for pushing down outer tube, and pincers portion is located at the top of outer tube, while clamping position
Between the fixed cavity plate of No.1 outer tube and the fixed cavity plate of two extra pipes.
5. lifting column feed screw nut dynamic torque detecting tool according to claim 4, it is characterised in that: the stepping
Keel is provided between motor and No.1 linear slider, stepper motor is fixed in No.1 linear slider by keel.
6. lifting column feed screw nut dynamic torque detecting tool according to claim 5, it is characterised in that: the stepping
No.1 shaft coupling is provided between motor and dynamic torque sensor, stepper motor and dynamic torque sensor pass through No.1 shaft coupling
Device connection, is provided with No. two shaft couplings between dynamic torque sensor and screw rod, dynamic torque sensor and screw rod pass through No. two
Shaft coupling connection, No.1 shaft coupling, No. two shaft couplings, screw rod and outer coaxial tube setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821300501.1U CN208805311U (en) | 2018-08-13 | 2018-08-13 | A kind of lifting column feed screw nut dynamic torque detecting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821300501.1U CN208805311U (en) | 2018-08-13 | 2018-08-13 | A kind of lifting column feed screw nut dynamic torque detecting tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208805311U true CN208805311U (en) | 2019-04-30 |
Family
ID=66231513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821300501.1U Expired - Fee Related CN208805311U (en) | 2018-08-13 | 2018-08-13 | A kind of lifting column feed screw nut dynamic torque detecting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208805311U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111780910A (en) * | 2020-06-28 | 2020-10-16 | 缪新建 | Wind turbine bolt fastener pressure detection device and abnormality detection method |
-
2018
- 2018-08-13 CN CN201821300501.1U patent/CN208805311U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111780910A (en) * | 2020-06-28 | 2020-10-16 | 缪新建 | Wind turbine bolt fastener pressure detection device and abnormality detection method |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190430 Termination date: 20210813 |
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| CF01 | Termination of patent right due to non-payment of annual fee |