CN207991798U - The torque loading device of strap on a kind of mobile foot limiter - Google Patents
The torque loading device of strap on a kind of mobile foot limiter Download PDFInfo
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- CN207991798U CN207991798U CN201721844027.4U CN201721844027U CN207991798U CN 207991798 U CN207991798 U CN 207991798U CN 201721844027 U CN201721844027 U CN 201721844027U CN 207991798 U CN207991798 U CN 207991798U
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- strap
- torque
- actuator
- main backstop
- cylindrical roller
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Abstract
The utility model discloses a kind of torque loading devices of strap on mobile foot limiter, including main backstop (9), and there are one strap fixed transfer blocks (5) for the top lower section setting of the main backstop (9)；The bottom of the strap fixed transfer block (5) and the strap (11) on mobile foot limiter (1) top for needing to load torque are fixed together；The top center of the main backstop (9) is opened there are one circular through-hole (90), there are one for transmitting the external torque transfer arrangement for applying torque for setting in the through-hole (90), it is fixedly connected at the top of the lower part of the torque transfer arrangement and the strap fixed transfer block (5), the torque transfer arrangement is connected with the actuator of a cross direction profiles and connect.The utility model reliably and securely can have strap flexible to apply torque on mobile foot limiter top, effectively solve the problems, such as the power load(ing) point occurred when applying torque to strap and the movement of power loading direction.
Description
Technical field
The utility model is related to mechanical test technical fields, more particularly to a kind of torque of strap on mobile foot limiter
Loading device.
Background technology
Currently, for manned space flight cabin, in order to ensure that it can be competent at various conditions, the mobile foot to being installed in it is needed
Limiter carries out plate loading test, to test in manned space flight cabin the ability for bearing basic load for installing product, to obtain
Bearing capacity data are taken, support is provided for the design, research and development, sizing of product.
Wherein, for the mobile foot limiter installed in manned space flight cabin, upper part has strap flexible, it usually needs
Torque is loaded to the strap flexible, is being loaded with allowing mobile foot limiter manufacturer further to detect mobile foot limiter
In the case of torque, if the problem of deforming or damage.
For existing torque loading device, normally only directly have to mobile foot limiter top flexible
Strap carries out the load of torque, and it is that an iron staff brings application torque across cloth to load concrete form, is applying torque process
It will appear slipping phenomenon between middle discovery strap and iron staff, lead to the movement of power load(ing) point and power loading direction, so as to cause load
Lotus load is inaccurate, and load is difficult.
It therefore, can be reliably and securely to mobile foot limiter top tool at present there is an urgent need to develop a kind of device is gone out
Flexible strap applies torque, effectively solves what power load(ing) point and power loading direction to occurring when strap application torque moved
Problem.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of torque loading device of strap on mobile foot limiter,
It reliably and securely can have strap flexible to apply torque on mobile foot limiter top, effectively solve to apply strap
The problem of power load(ing) point and power the loading direction movement occurred when torque, is conducive to extensive production application, has great life
Produce practice significance.
For this purpose, the utility model provides a kind of torque loading device of strap on mobile foot limiter, including main support
Frame, there are one strap fixed transfer blocks for the top lower section setting of the main backstop；
The bottom of the strap fixed transfer block and the strap fixation company for needing to load the mobile foot limiter top of torque
It is connected together；
The top center of the main backstop is opened there are one circular through-hole, and there are one be used for for setting in the through-hole
Transmit the external torque transfer arrangement for applying torque, the top of the lower part of the torque transfer arrangement and the strap fixed transfer block
Portion is fixedly connected, and the torque transfer arrangement is connected with the actuator of a cross direction profiles and connect.
Wherein, the top of the torque transfer arrangement is connected with the bottom surface of a disk；
The surrounding outer wall of the disk is cased with circle load rope, and the load rope has the portion extended to the disk outer portion
Point, there is the load rope part extended to the disk outer portion to be connected with the actuator.
Wherein, the hydraulic pressure output rod of the actuator has by a load cell and load rope to the circle
The part extended outside disk is connected.
Wherein, the load cell with the load rope there is the part extended to the disk outer portion to be mutually clamped.
Wherein, the main backstop is the supporting rack of " several " font.
Wherein, the actuator is mounted on a vertically disposed support bracket fastened side wall of actuator；
The main backstop and actuator fixing bracket are arranged at the top of a workbench.
Wherein, the actuator is hydraulic actuator, and the hydraulic actuator is connected with a hydraulic power source.
Wherein, the torque transfer arrangement specifically includes transmission shaft, upper cylindrical roller cone bearing and the lower cylindrical roller axis of cone
It holds；
The transmission shaft is disposed vertically, and the upper cylindrical roller cone bearing and lower cylindrical roller cone bearing are respectively fitted over described
The upper and lower ends of transmission shaft；
The top of the transmission shaft through the upper cylindrical roller cone bearing, bearing plate center second in
It is mutually fixedly connected with the first centre bore of the disc centre position behind heart hole, the lower cylinder is run through in the lower part of the transmission shaft
It is mutually fixedly connected with the third centre bore of the strap fixed transfer block top center after roller cone bearing；
It is fixedly connected at the top of the bottom of the bearing plate and the main backstop.
Wherein, shape, the size of the upper cylindrical roller cone bearing and lower cylindrical roller cone bearing, with the main backstop
The corresponding matching of shape, size of the through-hole at top.
Wherein, the lower part of the mobile foot limiter is run through inserted with a pressure pin；
The inner left wall and right side inner wall of the main backstop have one in position corresponding with the pressure pin
Pressure pin clamping slot, the left and right ends of the pressure pin are mutually screwed with described two pressure pin clamping slots respectively to be connect.
By the above technical solution provided by the utility model as it can be seen that compared with prior art, the utility model proposes
The torque loading device of strap on a kind of mobile foot limiter can reliably and securely have mobile foot limiter top
Strap flexible applies torque, effectively solves asking for the power load(ing) point and the movement of power loading direction to occurring when strap application torque
Topic, is conducive to extensive production application, is of great practical significance.
Description of the drawings
Fig. 1 is the torque loading device of strap on a kind of mobile foot limiter provided by the utility model to mobile foot limit
Connection status stereoscopic schematic diagram on the device of position when strap progress torque load；
Fig. 2 is the torque loading device of strap on a kind of mobile foot limiter provided by the utility model to mobile foot limit
A kind of stereochemical structure decomposing schematic representation on the device of position when strap progress torque load；
In figure, 1 is mobile foot limiter, and 2 be actuator, and 3 be load cell, and 4 be transmission shaft；
40 be bearing plate, and 41 be upper cylindrical roller cone bearing, and 42 be lower cylindrical roller cone bearing；
5 be strap fixed transfer block, and 6 be load rope, and 7 be pressure pin, and 8 be actuator fixing bracket, and 9 be main backstop, 10
For disk；
11 be strap, and 12 be workbench, and 90 be through-hole, and 91 be pressure pin clamping slot；
100 be the first centre bore, and 400 be the second centre bore, and 500 be third centre bore.
Specific implementation mode
In order to make those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and embodiment
The utility model is described in further detail.Referring to Fig. 1, Fig. 2, on a kind of mobile foot limiter provided by the utility model
The torque loading device of strap is mainly used for reliably and securely applying mobile foot limiter top with strap flexible
Torque effectively solves the problems, such as the power load(ing) point occurred when applying torque to strap and the movement of power loading direction.
The torque loading device of strap, specifically includes main backstop 9 on dynamic foot limiter provided by the utility model, described
There are one strap fixed transfer blocks 5 for setting below the top of main backstop 9；
The bottom of the strap fixed transfer block 5 and the strap 11 on mobile 1 top of foot limiter for needing to load torque are solid
Surely it links together；
The top center of the main backstop 9 is opened there are one circular through-hole 90, and one is provided in the through-hole 90
A torque transfer arrangement for transmitting external application (applying specifically by actuator) torque, the torque transfer arrangement
Lower part is fixedly connected with the top of the strap fixed transfer block 5, the top of the torque transfer arrangement and disk 10
Bottom surface is connected；
The surrounding outer wall of the disk 10 is cased with circle load rope 6 (preferably steel wire rope), and the load rope 6 has to institute
State the part that the outside of disk 10 extends, the load rope 6 has to the part and a transverse direction point extended outside the disk 10
The actuator 2 of cloth is connected.
In the present invention, it should be noted that for the disk 10 there are two effect, first effect is exactly by torque
Power is converted into the power of straight line load, and the second effect is exactly to be multiplied by the arm of force it is found that in disk diameter i.e. power equal to active force by torque
After arm determines i.e., the load of torque can be realized by changing the size of loading force.
In the present invention, it should be noted that the actuator 2 is hydraulic actuating mechanism, and effect is can be next
Mechanical energy is converted to from the hydraulic energy of hydraulic power source, basic load load is provided.In specific implementation, Changchun machine science can be used to grind
The static pressure axial direction servo actuator of the ML16 models of Jiu Yuan Co., Ltds production, rated load 16KN, standard displacement are
400mm。
In the present invention, in specific implementation, the hydraulic pressure output rod of the actuator 2 passes through a load cell 3
Have to the part extended outside the disk 10 with the load rope 6 and is connected；
It should be noted that the load cell 3 has the function of adapter simultaneously.
In the present invention, the sensing implement body in the load cell 3 can use Shanghai day to congratulate automation instrument
The S type LCS-S7 load cells of table Co., Ltd, specified range are 20KN.It should be noted that load cell is by more
The bridge circuit composition that a elastomer that deformation can be generated after stress and the resistance strain gage that can incude this deformation quantity form
Dynamometry instrument, effect be that power is converted to the electric signal for being proportional to amount of force, the size of Real-time Feedback loaded load.
In specific implementation, the load cell 3 and the load are restricted and 6 are had to the portion extended outside the disk 10
Split-phase is clamped.
In the present invention, in specific implementation, the main backstop 9 is preferably the supporting rack of " several " font.
In the present invention, in specific implementation, the actuator 2 is mounted on a vertically disposed actuator and fixes branch
On the side wall of frame 8 (being, for example, on the left side wall of actuator fixing bracket 8 shown in FIG. 1).
In the present invention, in specific implementation, the main backstop 9 and actuator fixing bracket 8 are arranged in a work
Make the top of platform 12.
In the present invention, described in order to transmit the external torque for applying (applying specifically by actuator)
Torque transfer arrangement specifically includes transmission shaft 4, upper cylindrical roller cone bearing 41 and lower cylindrical roller cone bearing 42；
The transmission shaft 4 is disposed vertically, and the upper cylindrical roller cone bearing 41 and lower cylindrical roller cone bearing 42 cover respectively
In the upper and lower ends (specially interference fit connection) of the transmission shaft 4；
The top of the transmission shaft 4 is through 41,40 centers of bearing plate of the upper cylindrical roller cone bearing
(being, for example, grafting), institute are fixedly connected with after second centre bore 400 with 100 phase of the first centre bore of 10 center of the disk
State the lower part of transmission shaft 4 after the lower cylindrical roller cone bearing 42 with 5 top center of strap fixed transfer block
500 phase of third centre bore be fixedly connected with (be, for example, grafting)；
The bottom of the bearing plate 40 is fixedly connected with the top of the main backstop 9.
In specific implementation, the first centre bore 100 of 10 center of the disk is a Hexagon hole, the transmission shaft
4 top is one and the 100 mutually matched outer-hexagonal cylinder of the first centre bore.
In specific implementation, the third centre bore 500 of 5 top center of strap fixed transfer block is also in one
The lower part of hexagon ring, the transmission shaft 4 is one and the 500 mutually matched outer-hexagonal cylinder of third centre bore.
It should be noted that the shape of the upper cylindrical roller cone bearing 41 and lower cylindrical roller cone bearing 42, size, with
The corresponding matching of shape, size of the through-hole 90 at the top of the main backstop 9, so that the torque transfer arrangement can be by
The support of the main backstop 9 is held.
In the present invention, in specific implementation, the lower part of the mobile foot limiter 1 is run through inserted with a pressure pin 7；
The inner left wall and right side inner wall of the main backstop 9 have one in position corresponding with the pressure pin 7
Pressure pin clamping slot 91, the left and right ends of the pressure pin 7 are screwed with described two 91 phases of pressure pin clamping slot respectively to be connect.
In the present invention, in specific implementation, the actuator 2 is preferably hydraulic actuator, the hydraulic actuator
It is connected with a hydraulic power source, the hydraulic power source is preferably capable carrying for providing stable kinetic energy for the hydraulic actuator
For the hydraulic power source of steady pressure and flow.
It is a set of cone bearing disk loading structure, two of which cylindrical roller it should be noted that for the utility model
Cone bearing 41 and 42 provides rigid support to transmission shaft 4, and constrains transmission shaft 4 other 5 degree of freedom, discharges its and axially turns
It is dynamic, only to special delivery torque, when can solve the strap flexible on mobile foot limiter top and being loaded by torque, the power on cloth band
Mobile problem occurs for load(ing) point and power loading direction, and the utility model is shunk by actuator drives the torque transfer arrangement
Rotation, and then drive the strap with the mobile foot limiter top for applying object as torque so that torque is applied on cloth band,
It is final to realize that the torque of flexible cloth band reliably loads.
In order to which the utility model is more clearly understood, the working method of the utility model is illustrated below：
First, the hydraulic pressure output rod of actuator 2 is connect by load cell 3 and load rope 6 with disk 10；
Then, justify with the mutually matched outer-hexagonal of Hexagon hole among disk 10 since the top of transmission shaft 4 is one
The lower part of column, transmission shaft 4 is one and strap is fixed on the matched outer-hexagonal cylinder of Hexagon hole among switching tooling, according to
The relative position of each component in Fig. 2, the top half of transmission shaft 4 and lower half portion are respectively charged into 41 He of cylindrical roller cone bearing
Lower cylindrical roller cone bearing 42；
Then, by the lower half portion of transmission shaft 4 together with upper cylindrical roller cone bearing 41 and lower cylindrical roller cone bearing 42 1
It rises, is mounted in the through-hole 90 of 9 top center of main backstop；
Then, so that 4 top of transmission shaft is passed through the second centre bore 400 of 40 center of the bearing plate, pass through screw
The bearing plate 40 is fixed on to the top of main backstop 9；
Then, disk 10 is passed through into the first centre bore 100 (Hexagon hole) of center and transmission shaft top (tool
Body is an outer-hexagonal cylinder) it is connected；
Then, strap fixed transfer block 5 is fixedly connected with the strap 11, specially：The strap fixed transfer block 5 is excellent
It is selected as a three-ply plate to link together by four screws, strap 11 is clamped with this three-ply plate；
Then, pressure pin 7 is mounted on to the pressure pin clamping slot 91 of 9 inner left wall of main backstop and right side inner wall using screw
On；
Then, mobile 1 lower part of foot limiter is connect by U-type groove with pressure pin 7 locked；
Finally, it under the driving of hydraulic power source, is pulled back by drive ram 2,6 tightening of load rope drives disk 10 to carry out
It rotates counterclockwise, disk 10 drives transmission shaft 4 by the first centre bore 100 (i.e. a Hexagon hole) of its center position
Rotation, transmission shaft 4 are further driven to the soft of mobile 1 top of foot limiter by the strap fixed transfer block 5 being connect with its underpart
Property strap 11 rotate, and then complete strap 11 on torque load, to realize the purpose of this utility model.
In conclusion compared with prior art, the torsion of strap on a kind of mobile foot limiter provided by the utility model
Square loading device reliably and securely can have strap flexible to apply torque on mobile foot limiter top, effectively solve
The problem of power load(ing) point and power the loading direction movement occurred when applying torque to strap, is conducive to extensive production application, has
There is great production practices meaning.
The above is only the preferred embodiment of the utility model, it is noted that for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (10)
1. the torque loading device of strap on a kind of mobile foot limiter, which is characterized in that including main backstop (9), the master
There are one strap fixed transfer blocks (5) for setting below the top of supporting rack (9)；
The bottom of the strap fixed transfer block (5) and the strap (11) for needing to load mobile foot limiter (1) top of torque
It is fixed together；
The top center of the main backstop (9) is opened there are one circular through-hole (90), is provided in the through-hole (90)
One torque transfer arrangement for transmitting external application torque, the lower part of the torque transfer arrangement is fixed with the strap to be turned
It connects and is fixedly connected at the top of block (5), the torque transfer arrangement is connected with the actuator (2) of a cross direction profiles and connect.
2. device as described in claim 1, which is characterized in that the top of the torque transfer arrangement and disk (10)
Bottom surface is connected；
The surrounding outer wall of the disk (10) is cased with circle load rope (6), and the load rope (6) has to the disk (10) outside
The part that portion extends, the load rope (6) has to the external part extended of the disk (10) to be connected with the actuator (2)
It connects.
3. device as claimed in claim 2, which is characterized in that the hydraulic pressure output rod of the actuator (2) passes through a dynamometry
Sensor (3) with the load rope (6) there is the part to extension outside the disk (10) to be connected.
4. device as claimed in claim 3, which is characterized in that the load cell (3) and the load rope (6) with to
The part extended outside the disk (10) is mutually clamped.
5. device as described in claim 1, which is characterized in that the main backstop (9) is the supporting rack of " several " font.
6. device as described in claim 1, which is characterized in that the actuator (2) is mounted on a vertically disposed start
On the side wall of device fixing bracket (8)；
The main backstop (9) and actuator fixing bracket (8) are arranged at the top of a workbench (12).
7. device as described in claim 1, which is characterized in that the actuator (2) is hydraulic actuator, the hydraulic actuation
Device is connected with a hydraulic power source.
8. the device as described in any one of claim 2 to 4, which is characterized in that the torque transfer arrangement specifically includes biography
Moving axis (4), upper cylindrical roller cone bearing (41) and lower cylindrical roller cone bearing (42)；
The transmission shaft (4) is disposed vertically, and the upper cylindrical roller cone bearing (41) and lower cylindrical roller cone bearing (42) are respectively
It is sleeved on the upper and lower ends of the transmission shaft (4)；
The top of the transmission shaft (4) is through the upper cylindrical roller cone bearing (41), bearing plate (40) center
The second centre bore (400) be mutually fixedly connected with first centre bore (100) of the disk (10) center afterwards, the transmission
The lower part of axis (4) through the lower cylindrical roller cone bearing (42) afterwards with strap fixed transfer block (5) top center
Third centre bore (500) be mutually fixedly connected；
It is fixedly connected at the top of the bottom of the bearing plate (40) and the main backstop (9).
9. device as claimed in claim 8, which is characterized in that the upper cylindrical roller cone bearing (41) and lower cylindrical roller cone
Shape, the size of bearing (42), matching corresponding with shape, the size of through-hole (90) at the top of the main backstop (9).
10. device as claimed in claim 8, which is characterized in that the lower part of the mobile foot limiter (1) is run through inserted with one
Root pressure pin (7)；
The inner left wall and right side inner wall of the main backstop (9) have one in position corresponding with the pressure pin (7)
Pressure pin clamping slot (91), the left and right ends of the pressure pin (7) are mutually screwed with described two pressure pin clamping slots (91) respectively
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721844027.4U CN207991798U (en) | 2017-12-26 | 2017-12-26 | The torque loading device of strap on a kind of mobile foot limiter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721844027.4U CN207991798U (en) | 2017-12-26 | 2017-12-26 | The torque loading device of strap on a kind of mobile foot limiter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207991798U true CN207991798U (en) | 2018-10-19 |
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ID=63817030
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721844027.4U Active CN207991798U (en) | 2017-12-26 | 2017-12-26 | The torque loading device of strap on a kind of mobile foot limiter |
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| CN (1) | CN207991798U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991083A (en) * | 2017-12-26 | 2018-05-04 | 天津航天瑞莱科技有限公司 | The torque loading device of strap on a kind of mobile foot limiter |
-
2017
- 2017-12-26 CN CN201721844027.4U patent/CN207991798U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991083A (en) * | 2017-12-26 | 2018-05-04 | 天津航天瑞莱科技有限公司 | The torque loading device of strap on a kind of mobile foot limiter |
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