CN206496987U - A kind of twisting fatigue test device for engineering mechanics - Google Patents
A kind of twisting fatigue test device for engineering mechanics Download PDFInfo
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- CN206496987U CN206496987U CN201720059940.7U CN201720059940U CN206496987U CN 206496987 U CN206496987 U CN 206496987U CN 201720059940 U CN201720059940 U CN 201720059940U CN 206496987 U CN206496987 U CN 206496987U
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- top plate
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- rotating disk
- bottom block
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Abstract
The utility model discloses a kind of twisting fatigue test device for engineering mechanics, including bottom block, fixed cylinder, cylinder, top plate, motor and rotating disk, the top left and right sides of the bottom block is equipped with a cylinder, top plate is had on the piston rod of two cylinders, the middle part of top plate is provided with fixed cover, rotated in fixed cover and be provided with rotating shaft, the upside of top plate is provided with driven gear in rotating shaft, driven gear is connected with the driving gear engagement in driving motor output shaft, the downside of top plate is provided with rotating disk in rotating shaft lower end, rotating disk is provided with multiple through holes, the underface of rotating disk is provided with fixed cylinder in bottom block.Reinforcing bar twisting fatigue experiment of the utility model suitable for engineering mechanics, convenient operation and control is easy to promote.
Description
Technical field
The utility model is related to teaching aid field, specifically a kind of twisting fatigue test device for engineering mechanics.
Background technology
At present, existing engineering mechanics experiment instrument, belongs to the accurate laboratory apparatus of comparison；Such as universal testing machine, tired
Labor experimental machine etc., otherwise this quasi-instrument typically requires it is that test material allows for making standard component or can not realize continuous add
Carry；And it is not standard component that engineering mechanics needs to use the material used in fatigue experimental machine, and teaching in teaching now,
Want to know about its mechanical property and but there is certain difficulty, it is especially relatively difficult in test material fatigue strength, with green wood
The synthesis of material and research and development further investigation and the further reinforcement of university's practice, engineering mechanics experiment device making in teaching
With requiring more and more stronger.Therefore, for this present situation, filled in the urgent need to developing a kind of twisting fatigue experiment for engineering mechanics
Put, to overcome the shortcomings of in currently practical application, meet the fatigue experiment needs of engineering mechanics.
Utility model content
The purpose of this utility model is to provide a kind of twisting fatigue test device for engineering mechanics, above-mentioned to solve
The problem of being proposed in background technology.
To achieve the above object, the utility model provides following technical scheme：
A kind of twisting fatigue test device for engineering mechanics, including bottom block, fixed cylinder, cylinder, compressor, top
Plate, motor, rotating disk and controller, the top left and right sides of the bottom block are equipped with a cylinder, the connection end of cylinder
It is connected by connecting pipe with the inside connection end of control device, control device is fixed on the front side of bottom block, the control
The connection end of device is connected by connecting pipe with the blowing mouth of compressor, and the compressor is fixed on the top left of bottom block
Horizontally disposed top plate is had on side, the piston rod of two cylinders, the both sides up and down of the top plate are on the piston rod of cylinder
The clamp nut for top plate to be fixed is equipped with, the middle part of the top plate is provided with to rotate in fixed cover, fixed cover and is provided with
Rotating shaft, the upside of the top plate is provided with driven gear in rotating shaft, and the driven gear is with being located in driving motor output shaft
Driving gear engagement connection, motor is fixed on the top of top plate by electric machine support, and the downside of the top plate is under rotating shaft
End is provided with rotating disk, and rotating disk is provided with multiple through holes, and the underface of the rotating disk is provided with fixed cylinder, the fixed cylinder in bottom block
The top left and right sides be equipped with for the fastening bolt that is fixed of test reinforcing bar, the top right side of the bottom block also to be set
There is controller, the controller is electrically connected with control device, compressor and motor respectively by control line.
It is used as further program of the utility model：The control device is solenoid electric valve.
It is used as further program of the utility model：The piston rod of the cylinder is provided with scale.
It is used as further program of the utility model：The external diameter of the driving gear is less than the external diameter of driven gear.
It is used as further program of the utility model：The motor is variable-frequency motor, under the output shaft of motor
End rotation is arranged on top plate.
It is used as further program of the utility model：The rotating disk is disk, through hole at least provided with four, each through hole with
The distance of center of turntable is different, and rolling is additionally provided with through hole and is provided with some balls.
It is used as further program of the utility model：The fixed cylinder is the cylindrical tube of upper shed.
Compared with prior art, the beneficial effects of the utility model are：By the test reinforcing bar of suitable length by fastening spiral shell
Bolt is fixed in fixed cylinder, and selection is tested with carrying out the twisting under different radii to test reinforcing bar, started through specified through hole
Compressor, cylinder elongation or contractive action are can control by control device, so that the distance between rotating disk and fixed cylinder are adjusted, with
The twisting test under different length is carried out to test reinforcing bar.In summary, reinforcing bar twisting of the device suitable for engineering mechanics
Fatigue experiment, convenient operation and control is easy to promote.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the overlooking the structure diagram of the utility model transfer disc portion.
Fig. 3 is the overlooking the structure diagram of fixed cylinder part in the utility model.
In figure：1- bottom blocks, 2- fastening bolts, 3- fixed cylinders, 4- cylinders, 5- connecting pipes, 6- control devices, 7- compressions
Machine, 8- scales, 9- top plates, 10- clamp nuts, 11- electric machine supports, 12- motors, 13- driving gears, 14- rotating shafts, 15-
Driven gear, 16- fixed covers, 17- rotating disks, 18- test reinforcing bars, 19- controllers, 20- through holes.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Refer in Fig. 1~3, the utility model embodiment, a kind of twisting fatigue test device for engineering mechanics, wrap
Include bottom block 1, fixed cylinder 3, cylinder 4, compressor 7, top plate 9, motor 12, rotating disk 17 and controller 19, the bottom block 1
The top left and right sides be equipped with a cylinder 4, the connection end of cylinder 4 is connected by connecting pipe 5 with the inside of control device 6
End is connected, and the control device 6 is solenoid electric valve, and control device 6 is fixed on the front side of bottom block 1, the control device 6
Connection end be connected by connecting pipe 5 with the blowing mouth of compressor 7, the compressor 7 is fixed on the top left of bottom block 1
Side.
The piston rod of the cylinder 4 is provided with scale 8, by the convenient collapsing length for clearly indicating cylinder 4 of scale 8,
Top plate 9 is had on the piston rod of two cylinders 4, the top plate 9 is horizontally disposed with, and the both sides up and down of top plate 9 are in the piston of cylinder 4
The clamp nut 10 for top plate 9 to be fixed is equipped with bar, the middle part of the top plate 9 is provided with fixed cover 16, fixed cover
Rotated in 16 and be provided with rotating shaft 14, the upside of the top plate 9 is provided with driven gear 15 in rotating shaft 14, and the driven gear 15 is with setting
Connection is engaged in the driving gear 13 on the output shaft of motor 12, and the external diameter of driving gear 13 is less than the outer of driven gear 15
Footpath, the motor 12 is variable-frequency motor, and motor 12 is fixed on the top of top plate 9, driving electricity by electric machine support 11
The output shaft lower end of machine 12 rotates and is arranged on top plate 9, to lift the output shaft rotation stability of motor 12, control driving
Motor 12 is worked, and by driving gear 13 driven gear 15 can be driven to rotate, and then rotating shaft 14 is rotated, the top plate 9
Downside is provided with rotating disk 17 in the lower end of rotating shaft 14, and the rotating disk 17 is disk, and rotating disk 17 is provided with multiple through holes 20, the through hole 20
At least provided with four, each through hole 20 and different, different by the setting through hole 20 of the distance at the center of rotating disk 17, convenient pair
Test reinforcing bar 18 and be additionally provided with twisting test, the through hole 20 rolling provided with some ball (not shown), to reduce test
The friction of reinforcing bar 18 and rotating disk 17, increases the service life.
The underface of the rotating disk 17 is provided with fixed cylinder 3 in bottom block 1, and the fixed cylinder 3 is the cylinder of upper shed
Cylinder, the top left and right sides of fixed cylinder 3 is equipped with the fastening bolt 2 for test reinforcing bar 18 to be fixed, and passes through turn
Fastening bolt 2 can be locked to test reinforcing bar 18.
The top right side of the bottom block 1 is additionally provided with controller 19, the controller 19 by control line respectively with control
Device 6, compressor 7 and motor 12 are electrically connected with, can be to control device 6, compressor 7 and motor by controller 19
12 are controlled.
Operation principle of the present utility model is：The test reinforcing bar 18 of suitable length is fixed on fixation by fastening bolt 2
On cylinder 3, selection is tested with carrying out the twisting under different radii to test reinforcing bar 18 through specified through hole 20, tests reinforcing bar 18
Test reinforcing bar 18 does not come off from through hole 20 when being rotated through the length of through hole 20 with rotating disk 17；Start compressor 7, pass through control
Device 6 processed can control cylinder 4 and extend or contractive action, and the scale 8 on the piston rod of cylinder 4 is beneficial to the collapsing length to cylinder 4
Indicated, so that the distance between rotating disk 17 and fixed cylinder 3 are adjusted, to carry out the twisting under different length to test reinforcing bar 18
Test；In addition, it is necessary to which explanation, the lower end of test reinforcing bar 18 is fixedly installed in fixed cylinder 3, even if test reinforcing bar 18 is upper
End comes off accidentally from the through hole 20 of rotating disk 17, does not also result in danger, can be tested safely.
The above is only preferred embodiment of the present utility model, it is noted that for those skilled in the art,
Without departing from the concept of the premise utility, several modifications and improvements can also be made, these should also be considered as this practicality
New protection domain, these effects and practical applicability for implementing all without influence the utility model.
Claims (7)
1. a kind of twisting fatigue test device for engineering mechanics, including bottom block (1), fixed cylinder (3), cylinder (4), compression
Machine (7), top plate (9), motor (12), rotating disk (17) and controller (19), it is characterised in that the top of the bottom block (1)
The portion left and right sides is equipped with a cylinder (4), and the connection end of cylinder (4) passes through the inside of connecting pipe (5) and control device (6)
Connection end is connected, and control device (6) is fixed on the front side of bottom block (1), and the connection end of the control device (6) passes through connection
Pipeline (5) is connected with the blowing mouth of compressor (7), and the compressor (7) is fixed on the top left side of bottom block (1), two
Horizontally disposed top plate (9) is had on the piston rod of cylinder (4), the both sides up and down of the top plate (9) are in the piston of cylinder (4)
The clamp nut (10) for top plate (9) to be fixed is equipped with bar, the middle part of the top plate (9) is provided with fixed cover
(16), rotated in fixed cover (16) and be provided with rotating shaft (14), the upside of the top plate (9) is provided with driven gear in rotating shaft (14)
(15), the driven gear (15) is connected with driving gear (13) engagement on motor (12) output shaft, driving electricity
Machine (12) is fixed on the top of top plate (9) by electric machine support (11), and the downside of the top plate (9) is provided with rotating shaft (14) lower end
Rotating disk (17), rotating disk (17) is provided with multiple through holes (20), and the underface of the rotating disk (17) is provided with bottom block (1) to be fixed
Cylinder (3), the top left and right sides of the fixed cylinder (3) is equipped with the fastening bolt for test reinforcing bar (18) to be fixed
(2), the top right side of the bottom block (1) is additionally provided with controller (19), the controller (19) by control line respectively with control
Device (6) processed, compressor (7) and motor (12) are electrically connected with.
2. the twisting fatigue test device according to claim 1 for engineering mechanics, it is characterised in that the control dress
(6) are put for solenoid electric valve.
3. the twisting fatigue test device according to claim 1 for engineering mechanics, it is characterised in that the cylinder
(4) piston rod is provided with scale (8).
4. the twisting fatigue test device according to claim 1 for engineering mechanics, it is characterised in that the driving tooth
The external diameter for taking turns (13) is less than the external diameter of driven gear (15).
5. the twisting fatigue test device according to claim 1 for engineering mechanics, it is characterised in that the driving electricity
Machine (12) is variable-frequency motor, and the output shaft lower end of motor (12), which is rotated, to be arranged on top plate (9).
6. the twisting fatigue test device according to claim 1 for engineering mechanics, it is characterised in that the rotating disk
(17) it is disk, through hole (20) is at least provided with four, and each through hole (20) and the distance at rotating disk (17) center are different, through hole
(20) rolling is additionally provided with and is provided with some balls.
7. the twisting fatigue test device according to claim 1 for engineering mechanics, it is characterised in that the fixed cylinder
(3) it is the cylindrical tube of upper shed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720059940.7U CN206496987U (en) | 2017-01-18 | 2017-01-18 | A kind of twisting fatigue test device for engineering mechanics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720059940.7U CN206496987U (en) | 2017-01-18 | 2017-01-18 | A kind of twisting fatigue test device for engineering mechanics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206496987U true CN206496987U (en) | 2017-09-15 |
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ID=59802482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720059940.7U Active CN206496987U (en) | 2017-01-18 | 2017-01-18 | A kind of twisting fatigue test device for engineering mechanics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206496987U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113008663A (en) * | 2021-02-26 | 2021-06-22 | 商丘工学院 | Reinforcing bar field detection device for engineering management |
-
2017
- 2017-01-18 CN CN201720059940.7U patent/CN206496987U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113008663A (en) * | 2021-02-26 | 2021-06-22 | 商丘工学院 | Reinforcing bar field detection device for engineering management |
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