CN205808658U - A kind of power hammer device for tapping test specimen - Google Patents
A kind of power hammer device for tapping test specimen Download PDFInfo
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- CN205808658U CN205808658U CN201620657417.XU CN201620657417U CN205808658U CN 205808658 U CN205808658 U CN 205808658U CN 201620657417 U CN201620657417 U CN 201620657417U CN 205808658 U CN205808658 U CN 205808658U
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- cylinder body
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Abstract
This utility model provides a kind of power hammer device for tapping test specimen, and this utility model relates to a kind of power hammer device, including: air pump parts, described air pump parts are for providing the air pressure specified；Piston piece, the side of described piston piece is configured to stem, and the top of described stem is fixed with tup portion, provides the air pressure specified to make described piston piece drive described tup portion to tap described test specimen by described air pump parts；Cylinder body part, described piston piece is made to drive described tup portion to move along assigned direction by described cylinder body part, described air pump parts are connected with one end of described cylinder body part, described piston piece is installed in described cylinder body part, described stem matches with the other end of described cylinder body part, and the other end of described cylinder body part is stretched out in described tup portion；Fixing seat, makes described cylinder body part be fixed at described test specimen by described fixing seat.Substantially increase the stability that percussion power controls.Achieve and described percussion power is precisely controlled.
Description
Technical field
This utility model relates to a kind of power hammer device, particularly relates to a kind of power hammer device for tapping test specimen.
Background technology
Mould measurement is to be determined the related datas such as the natural frequency of system, damping ratio and condition shape by vibration-testing
's.In modal test, need in structure or mechanically apply load known to a power, generally using jump bit to apply this power
Known load.Jump bit can produce the excitation of wider frequency range, applies widely in modal test.
Existing jump bit is band handle jump bit, is tapped by the hand-held described jump bit of operator and is produced response by test specimen.
For obtaining effective test result in said process, need operator to have abundant operating experience, to have therefore it is required that tap
Rule, and tap magnitude every time and want quite.
But, owing to the percussion process of existing jump bit fully relies on the percussion experience of operator, if operator's strikes
Hit experienced, then it is more accurate to tap, if the percussion lack of experience of operator, then taps inaccurate.The most existing impact
The percussion accuracy of hammer is unstable so that the percussion poor accuracy of existing jump bit.
Utility model content
A purpose of the present utility model is to provide for a kind of power hammer device for tapping test specimen, to solve at present
Mould measurement in jump bit tap the technical problem that accuracy is unstable.
A jump bit that further objective is that in mould measurement to be prevented of the present utility model produces and taps continuously.
Especially, this utility model provides a kind of power hammer device for tapping test specimen, including:
Air pump parts, described air pump parts are for providing the air pressure specified；
Piston piece, the side of described piston piece is configured to stem, and the top of described stem is fixed with tup portion, passes through
Described air pump parts provide the air pressure specified to make described piston piece drive described tup portion to tap described test specimen；
Cylinder body part, makes described piston piece drive described tup portion to move along assigned direction by described cylinder body part, described gas
Pump part is connected with one end of described cylinder body part, and described piston piece is installed in described cylinder body part, and described stem is with described
The other end of cylinder body part matches, and the other end of described cylinder body part is stretched out in described tup portion；
Fixing seat, makes described cylinder body part be fixed at described test specimen by described fixing seat.
Further, described power hammer device also has spring part, by described spring part resilience to stop described tup portion
Secondary taps described test specimen, and the two ends of described spring part are connected with described piston piece and described cylinder body part respectively.
Further, described spring part is installed between the other end of described piston piece and described cylinder body part, and described cylinder
It is connected with normal atmosphere in cylinder body at the other end of body part.
Further, described cylinder body part offers and makes in the cylinder body of described cylinder body part end and normal atmosphere
The through hole being connected, stops described tup portion secondary to tap described test specimen by described through hole, and described air pump parts are to institute
Before stating cylinder body part offer air pressure, described piston piece is positioned at the cylinder body of described cylinder body part end, and can stop described
Through hole is connected with normal atmosphere.
Further, described tup portion has detection device, taps institute by tup portion described in described detection units test
State the numerical value of the percussion power of test specimen.
Further, described detection device is unidirectional force senser element.
Further, offer cavity in the cylinder body of described cylinder body part end, make described air pump portion by described cavity
Part can quickly promote described tup portion to tap described test specimen, and described cavity taps described tested towards described tup portion
The direction of part is offered.
Further, described fixing seat has screw thread and confines parts, confines parts by described screw thread and makes described cylinder body part
Fix with described test specimen or separate.
Further, the percussion direction in described tup portion is the most down.
Owing to described air pump parts provide the air pressure specified that described piston piece can be made to drive the percussion of described tup portion described
Test specimen.And described air pressure can accurately be transferred to described hammer via described piston piece, described cylinder body part, described stem
At head, therefore realize the precise control of percussion power to described test specimen, hinge structure fully relies on operation
Person taps experience, substantially increases the stability that percussion power controls.Achieve and described percussion power is precisely controlled.
Further, when described tup portion taps described test specimen for the first time, described spring part stress deformation, work as institute
Stating when takeofing after tup portion for the first time taps described test specimen, described spring part resilience also stops described tup portion again to tap
Described test specimen, thus realize stoping described tup portion secondary to tap described test specimen.
Further, described spring part is installed between the other end of described piston piece and described cylinder body part, and described cylinder
It is connected with normal atmosphere in cylinder body at the other end of body part.It is arranged such, facilitates described spring part to install, and described
It is connected with normal atmosphere in cylinder body at the other end of cylinder body part and also allows for described spring part resilience.Can stop further
Described tup portion secondary taps described test specimen.
According to below in conjunction with the accompanying drawing detailed description to this utility model specific embodiment, those skilled in the art will be more
Add clear of the present utility model above-mentioned and other purposes, advantage and feature.
Accompanying drawing explanation
Describe in detail more of the present utility model specifically real the most by way of example, and not by way of limitation
Execute example.Reference identical in accompanying drawing denotes same or similar parts or part.It should be appreciated by those skilled in the art that
These accompanying drawings are not necessarily drawn to scale.In accompanying drawing:
Fig. 1 according to described in one embodiment of this utility model for tap test specimen power hammer into shape device tap
Schematic cross sectional views before detection；
Fig. 2 is that shown in Fig. 1, the described power hammer device for tapping test specimen carries out tapping schematic sectional when detecting
Figure.
Detailed description of the invention
Fig. 1 according to described in one embodiment of this utility model for tap test specimen power hammer into shape device tap
Schematic cross sectional views before detection；When Fig. 2 is that shown in Fig. 1, the described power hammer device for tapping test specimen carries out tapping detection
Schematic cross sectional views.Illustrating in combination with Fig. 1 with Fig. 2, the described power hammer device for tapping test specimen can wrap
Include: air pump parts, piston piece 4, cylinder body part 1 and fixing seat 7.Described air pump parts are provided for the air pressure specified.Institute
The side stating piston piece 4 can be shaped as stem 8.The top of described stem 8 can be fixed with tup portion 6.By described
Air pump parts provide the air pressure specified that described piston piece 4 can be made to drive described tup portion 6 to tap described test specimen 10.Pass through
Described cylinder body part 1 makes described piston piece 4 that described tup portion 6 can be driven to move along assigned direction.Described air pump parts are with described
One end of cylinder body part 1 is connected, and described piston piece 4 is installed in described cylinder body part 1, described stem 8 and described cylinder body part 1
The other end matches, and the other end of described cylinder body part 1 is stretched out in described tup portion 6.Described cylinder body part 1 is made by described fixing seat 7
It is fixed at described test specimen 10.
Owing to described air pump parts provide the air pressure specified that described piston piece 4 can be made to drive described tup portion 6 to tap institute
State test specimen 10.And described air pressure accurately can transmit via described piston piece 4, described cylinder body part 1, described stem 8
To at described tup portion 6, therefore realize the precise control of percussion power to described test specimen 10, complete in hinge structure
Full dependence operator taps experience, substantially increases the stability that percussion power controls.Achieve the accurate control to described percussion power
System.
Illustrating in combination with Fig. 1 with Fig. 2, further, described power hammer device can also have spring part 2, passes through
The resilience of described spring part 2 can stop described tup portion to tap described test specimen 10 for 6 two times, and the two ends of described spring part 2 are divided
It is not connected with described piston piece 4 and described cylinder body part 1.
When described tup portion 6 taps described test specimen 10 for the first time, described spring part 2 stress deformation, when described hammer
When head 6 takeoffs after tapping described test specimen 10 for the first time, the resilience of described spring part 2 also stops described tup portion 6 again to be struck
Hit described test specimen 10, thus realize stoping described tup portion to tap described test specimen 10 for 6 two times.
Illustrating in combination with Fig. 1 with Fig. 2, further, described spring part 2 is installed on described piston piece 4 with described
Between the other end of cylinder body part 1, and it is connected with normal atmosphere in the cylinder body at the other end of described cylinder body part 1.
It is arranged such, facilitates described spring part 2 to install, and the cylinder body at the other end of described cylinder body part 1 is interior and standard
Atmospheric pressure is connected and also allows for the resilience of described spring part 2.6 two percussions in described tup portion can be stoped further described tested
Part 10.
Illustrating in combination with Fig. 1 with Fig. 2, further, described cylinder body part 1 offers and makes close to described cylinder body part
The through hole 9 being connected with normal atmosphere in the cylinder body of 1 end, stops described tup portion to tap for 6 two times by described through hole 9
Described test specimen 10, described air pump parts are before described cylinder body part 1 provides air pressure, and described piston piece 4 is positioned at described cylinder body
In the cylinder body of part 1 end, and can stop that described through hole 9 is connected with normal atmosphere.
Preferably, described through hole 9 can be multiple waist holes.
Described spring part 2 will hit against described tup portion 6 jack-up before detection, thus the sidewall of described piston piece 4 can hinder
Keep off described through hole 9 to be connected with normal atmosphere, when described air pump parts provide air pressure to make described tup portion 6 move downward,
Described piston piece 4 moves to described cylinder body part 1 other end, thus described through hole 9 makes one end and the standard atmosphere of described cylinder body part 1
Pressure is connected so that the air pressure that described air pump parts provide for described piston piece 4 enters described cylinder body part 1 through described through hole 9
Outward, the percussion power in described tup portion 6 weakens, and adds the rebound effect of described spring part 2, thus stops described tup portion 6
Carry out secondary percussion.
Illustrating in combination with Fig. 1 with Fig. 2, further, described tup portion 6 has detection device 5, by described inspection
Survey device 5 and detect the numerical value that described tup portion 6 taps the percussion power of described test specimen 10.
By described detection device 5 to improve the monitoring feedback accuracy to percussion power.
Illustrating in combination with Fig. 1 with Fig. 2, further, described detection device 5 is unidirectional force senser element.With standard
Really detect percussion power.
Illustrate in combination with Fig. 1 with Fig. 2, further, in the cylinder body of described cylinder body part 1 end, offer cavity
11, enable described air pump parts quickly to promote described tup portion 6 to tap described test specimen 10 by described cavity 11, described
The direction that cavity 11 taps described test specimen 10 towards described tup portion 6 is offered.
The air pressure that described cavity 11 makes described air pump parts provide has certain cushion space of saving bit by bit, thus increases institute
State the air pump parts thrust to described piston piece 4, improve the percussion initial velocity in described tup portion 6.Described tup portion 6 the highest
Speed can reach more than 10m/s, and the pressure limit that air pump parts provide is 0.3～0.8MPa.
Illustrating in combination with Fig. 1 with Fig. 2, further, described fixing seat 7 has screw thread and confines parts, by institute
State screw thread confinement parts make described cylinder body part 1 fixing with described test specimen 10 or separate.To facilitate tearing open of described fixing seat 7
Dress.
The described fixing seat 7 sectional area in horizontal plane is more than the described cylinder body part 1 sectional area in horizontal plane, described solid
The external diameter of reservation 7 is 120mm, and described fixing seat 7 bottom surface is 159mm apart from described cylinder body part 1 top distance.
Illustrating in combination with Fig. 1 with Fig. 2, further, the percussion direction in described tup portion 6 is the most down.
So far, although those skilled in the art will appreciate that the most detailed illustrate and describe of the present utility model many
Individual exemplary embodiment, but, in the case of without departing from this utility model spirit and scope, still can be public according to this utility model
The content opened directly determines or derives other variations or modifications of many meeting this utility model principle.Therefore, this practicality is new
The scope of type is it is understood that and regard as covering other variations or modifications all these.
Claims (9)
1. hammer device into shape for tapping the power of test specimen for one kind, it is characterised in that including:
Air pump parts, described air pump parts are for providing the air pressure specified；
Piston piece (4), the side of described piston piece (4) is configured to stem (8), and the top of described stem (8) is fixed with hammer
Head (6), provides the air pressure specified to make described piston piece (4) drive described tup portion (6) to tap institute by described air pump parts
State test specimen (10)；
Cylinder body part (1), makes described piston piece (4) drive described tup portion (6) to transport along assigned direction by described cylinder body part (1)
Dynamic, described air pump parts are connected with one end of described cylinder body part (1), and described piston piece (4) is installed on described cylinder body part (1)
In, described stem (8) matches with the other end of described cylinder body part (1), and described tup portion (6) stretches out described cylinder body part (1)
The other end；
Fixing seat (7), makes described cylinder body part (1) be fixed on described test specimen (10) place by described fixing seat (7).
Power the most according to claim 1 hammer device, it is characterised in that described power hammer device also has spring part (2), passes through
Described spring part (2) resilience taps described test specimen (10) with described tup portion (6) secondary of prevention, described spring part (2)
Two ends are connected with described piston piece (4) and described cylinder body part (1) respectively.
Power the most according to claim 2 hammer device, it is characterised in that described spring part (2) is installed on described piston piece (4)
And between the other end of described cylinder body part (1), and it is connected with normal atmosphere in the cylinder body at the other end of described cylinder body part (1)
Logical.
4. hammer device into shape according to the power described in claim 1 or 3, it is characterised in that described cylinder body part (1) offers and makes close to institute
The through hole (9) being connected with normal atmosphere in stating the cylinder body of cylinder body part (1) end, stops described by described through hole (9)
Tup portion (6) secondary taps described test specimen (10), before described air pump parts provide air pressure to described cylinder body part (1), and institute
State piston piece (4) and be positioned at the cylinder body of described cylinder body part (1) end, and described through hole (9) and standard atmosphere can be stopped
Pressure is connected.
Power the most according to claim 4 hammer device, it is characterised in that described tup portion (6) has detection device (5), logical
Cross described detection device (5) and detect the numerical value that described tup portion (6) taps the percussion power of described test specimen (10).
Power the most according to claim 5 hammer device, it is characterised in that described detection device (5) is unidirectional force senser element.
Power the most according to claim 6 hammer device, it is characterised in that offer in the cylinder body of described cylinder body part (1) end
There is cavity (11), enable described air pump parts quickly to promote described tup portion (6) to tap described quilt by described cavity (11)
Test block (10), the direction that described cavity (11) taps described test specimen (10) towards described tup portion (6) is offered.
Power the most according to claim 7 hammer device, it is characterised in that described fixing seat (7) has screw thread and confines parts, logical
Cross described screw thread confinement parts make described cylinder body part (1) fixing with described test specimen (10) or separate.
Power the most according to claim 8 hammer device, it is characterised in that the percussion direction of described tup portion (6) is vertical court
Under.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620657417.XU CN205808658U (en) | 2016-06-28 | 2016-06-28 | A kind of power hammer device for tapping test specimen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620657417.XU CN205808658U (en) | 2016-06-28 | 2016-06-28 | A kind of power hammer device for tapping test specimen |
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| Publication Number | Publication Date |
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| CN205808658U true CN205808658U (en) | 2016-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620657417.XU Active CN205808658U (en) | 2016-06-28 | 2016-06-28 | A kind of power hammer device for tapping test specimen |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111965256A (en) * | 2020-08-21 | 2020-11-20 | 合肥炭素有限责任公司 | Graphite electrode defect detection device and method |
| CN112024344A (en) * | 2020-08-07 | 2020-12-04 | 北京电子工程总体研究所 | Trigger type force hammer device and measuring system |
-
2016
- 2016-06-28 CN CN201620657417.XU patent/CN205808658U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112024344A (en) * | 2020-08-07 | 2020-12-04 | 北京电子工程总体研究所 | Trigger type force hammer device and measuring system |
| CN112024344B (en) * | 2020-08-07 | 2021-12-07 | 北京电子工程总体研究所 | Trigger type force hammer device and measuring system |
| CN111965256A (en) * | 2020-08-21 | 2020-11-20 | 合肥炭素有限责任公司 | Graphite electrode defect detection device and method |
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| GR01 | Patent grant |