CN208537131U - A kind of automatic switchover jump bit prevents the device of secondary pulse - Google Patents
A kind of automatic switchover jump bit prevents the device of secondary pulse Download PDFInfo
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- CN208537131U CN208537131U CN201821091481.1U CN201821091481U CN208537131U CN 208537131 U CN208537131 U CN 208537131U CN 201821091481 U CN201821091481 U CN 201821091481U CN 208537131 U CN208537131 U CN 208537131U
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- jump bit
- secondary pulse
- prevents
- electromagnetic clutch
- switching control
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Abstract
The utility model discloses the devices that a kind of automatic switchover jump bit prevents secondary pulse, specifically include that pedestal, automatic switching control equipment, power device, jump bit, wherein, the pedestal is equipped with pilot hole, by the pilot hole assembly connection, the jump bit is set on the automatic switching control equipment for the automatic switching control equipment, power device, it is characterised in that, electromagnetic clutch is arranged in the power device, and forward and backward jaw clutch and zygote is arranged in the automatic switching control equipment.Forward and backward jaw clutch is arranged in the utility model, pushes the left and right movement of zygote by electric pushrod, completes being used alternatingly for left and right jump bit, electromagnetic clutch is installed, when motor drives jump bit to reach the angle of requirement, electromagnetic clutch release, jump bit is fallen, percussion action is completed, after pendulum backswing reaches maximum angle, electromagnetic clutch is attracted, pendulum is lockked by the quiet torque of motor and speed reducer, secondary pulse is prevented, changes and hammers convenient, exact test data into shape.
Description
Technical field
The utility model relates to shock-testing instrument field, more particularly to a kind of automatic switchover jump bit is prevented
The device of secondary pulse.
Background technique
It when doing pendulum impact test, provides according to national standards: using certain energy, certain speed, certain shapes
Jump bit one-shot is carried out to the predetermined portion of tested sample, evaluate the impact resistance of tested sample with this, and
In test, since equipment has carried out impact twice or more than twice to tested sample, experimental result is affected, is not meet state
Family's standard requirements, and for traditional equipment, for the strike effect for completing different plektrons, it is common practice that tear former jump bit open
Under, new plektron is installed, is tested again, complex steps are time-consuming and laborious, reduce the efficiency of test, influence experiment into
Row.
Therefore, how one kind is provided and effectively prevent secondary pulse, realizes the automatic switchover jump bit for automatically switching jump bit
The problem of preventing the device of secondary pulse from being those skilled in the art's urgent need to resolve.
Utility model content
In view of this, the present invention provides one kind to effectively prevent secondary pulse, realizes oneself for automatically switching jump bit
Dynamic switching shock hammer prevents the device of secondary pulse.
To achieve the above object, the utility model provides the following technical solutions:
A kind of automatic switchover jump bit prevents the device of secondary pulse, specifically includes that pedestal, automatic switching control equipment, power
Device, jump bit, wherein the pedestal is equipped with pilot hole, and the automatic switching control equipment, power device are filled by the pilot hole
With connection, the jump bit is set on the automatic switching control equipment, which is characterized in that electromagnetic clutch is arranged in the power device
Forward and backward jaw clutch and zygote is arranged in device, the automatic switching control equipment.
Preferably, in a kind of above-mentioned device that automatic switchover jump bit prevents secondary pulse, the automatic switchover dress
Set includes: electric pushrod, U-shaped shift fork, guide rod, forward and backward jaw clutch, zygote, encoder, balance staff and relevant connection
Bearing.
Preferably, described forward and backward castellated in a kind of above-mentioned device that automatic switchover jump bit prevents secondary pulse
Clutch is unilateral engaging tooth, and two-sided engaging tooth is arranged in the zygote.
Preferably, in a kind of above-mentioned device that automatic switchover jump bit prevents secondary pulse, the automatic switchover dress
In setting, encoder is installed in the balance staff left end, and center is successively set with the preceding jaw clutch, zygote, rear toothpick type
Clutch passes through connection bearing connection, the combination between the pedestal, the forward and backward jaw clutch and the balance staff
Son is fixed by dive key and the balance staff, and the zygote center is equipped with groove, the U-shaped shift fork is embedded in, by described
Guide rod connects the electric pushrod.
Preferably, in a kind of above-mentioned device that automatic switchover jump bit prevents secondary pulse, the power device packet
Include: electromagnetic clutch steering wheel A, B connect bearing, axle sleeve, rear axle, speed reducer, stepper motor.
Preferably, in a kind of above-mentioned device that automatic switchover jump bit prevents secondary pulse, in the power device,
The stepper motor connects the speed reducer, and the speed reducer connects the rear axle, and the rear axle connects institute by the axle sleeve
State electromagnetic clutch rotating disc B, the axle sleeve is mounted in the pedestal pilot hole by the connection bearing, the electromagnetism from
Clutch rotating disc A is installed on the balance staff right end, and there are gaps with the electromagnetic clutch rotating disc B.
Preferably, in a kind of above-mentioned device that automatic switchover jump bit prevents secondary pulse, the stepper motor with
The speed reducer, the speed reducer and the rear axle, the rear axle and the axle sleeve, the axle sleeve and the electromagnetic clutch turn
It is connected by flat key between Moving plate B, the electromagnetic clutch rotating disc A and the balance staff.
Preferably, in a kind of above-mentioned device that automatic switchover jump bit prevents secondary pulse, the jump bit is equipped with
A variety of plektrons such as top fuller, taper drift.
Preferably, in a kind of above-mentioned device that automatic switchover jump bit prevents secondary pulse, the balance staff with it is described
Shaft mounting hole is concentric axis hole afterwards.
Preferably, in a kind of above-mentioned device that automatic switchover jump bit prevents secondary pulse, the pedestal upper end is set
Optoelectronic switch A, B are set, is meshed among it by the teeth that light barrier adjusts forward and backward jaw clutch with the teeth of zygote
Tightness.
It can be seen via above technical scheme that compared with prior art, the utility model by be arranged it is forward and backward it is castellated from
Clutch pushes zygote to carry out left and right movement by electric pushrod, completes automatically switching to use for left and right jump bit, installation electricity
Magnet clutch, when motor drive jump bit at an angle when, disk release, jump bit falls, and completes percussion action, works as impact
When hammering backswing to maximum angle into shape, electromagnetic clutch is attracted, and is lockked pendulum by the quiet torque of motor and speed reducer, is prevented secondary punching
It hits, effectively the predetermined portion of tested sample is once rushed for the jump bit of certain energy, certain speed, certain shapes
The requirement hit improves test data precision, solves jump bit replacement difficulty and secondary pulse and generates interference to experimental data
The problem of.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 attached drawing is the utility model front view.
Fig. 2 attached drawing is the utility model bottom view.
Fig. 3 attached drawing is the utility model left view.
Fig. 4 attached drawing is the utility model left view A-A cross-sectional view.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model embodiment discloses one kind and effectively prevent secondary pulse, realizes and automatically switches cutting automatically for jump bit
Changing jump bit prevents the device of secondary pulse.
Attached drawing 1-4 is please referred to, is that a kind of jump bit that automatically switches disclosed by the utility model prevents the device of secondary pulse,
It specifically includes:
Pedestal 1, automatic switching control equipment, power device, jump bit 41,42, wherein pedestal 1 is equipped with pilot hole, described automatic
By the pilot hole assembly connection, jump bit 41,42 is set to the automatic switching control equipment for switching device, power device
On, which is characterized in that electromagnetic clutch 31,32 is arranged in the power device, and forward and backward dental inlay is arranged in the automatic switching control equipment
Formula clutch 26,28 and zygote 27.
The utility model adds automatic switching control equipment, can be rushed easily and fast by improving to product structure
Hammer replacement, reduces replacement difficulty, saves test period, using electromagnetic clutch structure, pass through the control of electromagnetic clutch
System, avoids the secondary hammering to laboratory sample, keeps experimental data more accurate.
In order to further optimize the above technical scheme, automatic switching control equipment includes: electric pushrod 20, U-shaped shift fork 22, guiding
Bar 21, forward and backward jaw clutch 26,28, zygote 27, encoder 23, balance staff 24 and relevant connection bearing 25.
In order to further optimize the above technical scheme, forward and backward jaw clutch 26,28 is unilateral engaging tooth, zygote
The 27 two-sided engaging tooths of setting.
In order to further optimize the above technical scheme, in automatic switching control equipment, encoder 23 is installed in 24 left end of balance staff,
Center is successively set with preceding jaw clutch 26, zygote 27, rear toothpick type clutch 28, pedestal 1, forward and backward jaw clutch
It being connected between device 26,28 and balance staff 24 by connection bearing 25, zygote 27 is fixed by dive key and balance staff 25, in conjunction with
27 center of son is equipped with groove, is embedded in U-shaped shift fork 22, connects electric pushrod 20 by guide rod 21.
In order to further optimize the above technical scheme, power device includes: electromagnetic clutch steering wheel A, B 26,28, even
Joint bearing 25, axle sleeve 33, rear axle 34, speed reducer 35, stepper motor 36.
In order to further optimize the above technical scheme, in power device, stepper motor 36 connects speed reducer 35, speed reducer 35
Rear axle 34 is connected, rear axle 34 connects electromagnetic clutch rotating disc B32 by axle sleeve 33, and axle sleeve 33 is installed by connection bearing 25
In 1 pilot hole of pedestal, electromagnetic clutch rotating disc A31 is installed on 24 right end of balance staff, and with electromagnetic clutch rotating disc B32
There are gaps.
In order to further optimize the above technical scheme, stepper motor 36 and speed reducer 35, speed reducer 35 and rear axle 34, rear axle
By flat between 34 and axle sleeve 33, axle sleeve 33 and electromagnetic clutch rotating disc B32, electromagnetic clutch rotating disc A31 and balance staff 24
Key connection.
In order to further optimize the above technical scheme, jump bit is equipped with a variety of plektrons such as top fuller 42, taper drift 41.
In order to further optimize the above technical scheme, balance staff 24 and 34 mounting hole of rear axle are concentric axis hole.
In order to further optimize the above technical scheme, optoelectronic switch A, B 11,13 is arranged in 1 upper end of pedestal, passes through among it
Light barrier 12 adjusts the tightness that the teeth of forward and backward jaw clutch 26,28 are meshed with the teeth of zygote 27.
In order to further optimize the above technical scheme, when electromagnetic clutch 31,32 no power, stepper motor 36 is rotated,
It will drive the rotation of speed reducer 35, and speed reducer 35 drives rear axle 34 to rotate, to make the electromagnetic clutch rotating disc on rear axle 34
B32 rotation, 24 part of balance staff is failure to actuate；When electromagnetic clutch 31,32 is powered, encouraging inside electromagnetic clutch rotating disc B32
Magnetic coil generates magnetic field, is attracted electromagnetic clutch rotating disc A31, the output torque of stepper motor 36 and speed reducer 35 is sent to
Balance staff 25.
In order to further optimize the above technical scheme, under normal conditions, hammer stem nature vertical, jump bit 41,42 are downwards, electric at this time
Magnet clutch rotating disc A31 and electromagnetic clutch rotating disc B32 separation.
In order to further optimize the above technical scheme, before experiment, optoelectronic switch 11,13 is opened, electric pushrod 20 drives U
Shape shift fork 22 is mobile, the position for pushing zygote 27 to be meshed with the tooth of forward and backward jaw clutch 26,28, then electronic
Push rod 20 stops, and electromagnetic clutch rotating disc A, B 31,32 is attracted, and stepper motor 36 starts, and speed reducer 35 is driven to rotate, and slows down
Machine 35 drives balance staff 24 to rotate, the zygote 27 on balance staff 24 drives forward and backward tooth by driving electromagnetic clutch 31,32 to rotate
Embedded-type clutch 26,28 rotates, and jump bit components A 41 or B42 are raised, and encoder 23 records the angle raised, works as jump bit
After components A 41 or B42 raise defined angle, stepper motor 36 is automatically stopped rotation, and jump bit components A 41 or B42 are parked in
In the air, prepare impact specimen；When test, electromagnetic clutch B32 power-off, electromagnetic clutch rotating disc A, B 31,32 is separated, impact
Hammer portion part A41 or B42 under gravity, are rotated around balance staff 24, are fallen naturally, tested sample are impacted, when jump bit 41,42
Complete one-shot, when pendulum 41,42 backswing arrive maximum angle when, electromagnetic clutch rotating disc A, B 31,32 actuation, balance staff 24
It is connected with rear axle 34, balance staff 24 is lockked by stepper motor 36, and jump bit components A 41 or B42 are slack immediately.
In order to further optimize the above technical scheme, if next test needs the jump bit using another shape,
It only need to start another optoelectronic switch 11,13, the zygote 27 on balance staff 24 is pushed to the tooth with another embedded-type clutch
The position being meshed, that is, complete the switching of jump bit 41,42, subsequent process, repeat more than step.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (10)
1. a kind of jump bit that automatically switches prevents the device of secondary pulse, pedestal, automatic switching control equipment, power dress are specifically included that
It sets, jump bit, wherein the pedestal is equipped with pilot hole, and the automatic switching control equipment, power device are assembled by the pilot hole
Connection, the jump bit are set on the automatic switching control equipment, which is characterized in that electromagnetic clutch is arranged in the power device
Forward and backward jaw clutch and zygote is arranged in device, the automatic switching control equipment.
2. a kind of jump bit that automatically switches according to claim 1 prevents the device of secondary pulse, which is characterized in that described
Automatic switching control equipment includes: electric pushrod, U-shaped shift fork, guide rod, forward and backward jaw clutch, zygote, encoder, balance staff
And relevant connection bearing.
3. a kind of jump bit that automatically switches according to claim 2 prevents the device of secondary pulse, which is characterized in that described
Forward and backward jaw clutch is unilateral engaging tooth, and two-sided engaging tooth is arranged in the zygote.
4. a kind of jump bit that automatically switches according to claim 2 prevents the device of secondary pulse, which is characterized in that described
In automatic switching control equipment, encoder is installed in the balance staff left end, and center is successively set with the preceding jaw clutch, combination
Sub, rear toothpick type clutch is connected between the pedestal, the forward and backward jaw clutch and the balance staff by connection bearing
It connects, the zygote is fixed by dive key and the balance staff, and the zygote center is equipped with groove, is embedded in described U-shaped group
Fork connects the electric pushrod by the guide rod.
5. a kind of jump bit that automatically switches according to claim 2 prevents the device of secondary pulse, which is characterized in that described
Power device includes: electromagnetic clutch steering wheel A, B, connects bearing, axle sleeve, rear axle, speed reducer, stepper motor.
6. a kind of jump bit that automatically switches according to claim 5 prevents the device of secondary pulse, which is characterized in that described
In power device, the stepper motor connects the speed reducer, and the speed reducer connects the rear axle, and the rear axle passes through described
Axle sleeve connects the electromagnetic clutch rotating disc B, and the axle sleeve is mounted in the pedestal pilot hole by the connection bearing,
The electromagnetic clutch rotating disc A is installed on the balance staff right end, and there are gaps with the electromagnetic clutch rotating disc B.
7. a kind of jump bit that automatically switches according to claim 6 prevents the device of secondary pulse, which is characterized in that described
Stepper motor and the speed reducer, the speed reducer and the rear axle, the rear axle and the axle sleeve, the axle sleeve and the electricity
It is connected by flat key between magnet clutch rotating disc B, the electromagnetic clutch rotating disc A and the balance staff.
8. a kind of jump bit that automatically switches according to claim 1 prevents the device of secondary pulse, which is characterized in that described
Jump bit is equipped with a variety of plektrons such as top fuller, taper drift.
9. a kind of jump bit that automatically switches according to claim 5 prevents the device of secondary pulse, which is characterized in that described
Balance staff described in pedestal is concentric axis hole with the rear shaft mounting hole.
10. a kind of jump bit that automatically switches according to claim 9 prevents the device of secondary pulse, which is characterized in that institute
The setting of pedestal upper end optoelectronic switch A, B are stated, adjusts the teeth and zygote of forward and backward jaw clutch by light barrier among it
The tightness that is meshed of teeth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821091481.1U CN208537131U (en) | 2018-12-07 | 2018-12-07 | A kind of automatic switchover jump bit prevents the device of secondary pulse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821091481.1U CN208537131U (en) | 2018-12-07 | 2018-12-07 | A kind of automatic switchover jump bit prevents the device of secondary pulse |
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| Publication Number | Publication Date |
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| CN208537131U true CN208537131U (en) | 2019-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821091481.1U Active CN208537131U (en) | 2018-12-07 | 2018-12-07 | A kind of automatic switchover jump bit prevents the device of secondary pulse |
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| CN (1) | CN208537131U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114778334A (en) * | 2022-04-15 | 2022-07-22 | 浙江力征建设有限公司 | Impact-resistant material performance treatment device and use method thereof |
-
2018
- 2018-12-07 CN CN201821091481.1U patent/CN208537131U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114778334A (en) * | 2022-04-15 | 2022-07-22 | 浙江力征建设有限公司 | Impact-resistant material performance treatment device and use method thereof |
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