CN203672730U - Automatic hammer lifting compaction test device - Google Patents
Automatic hammer lifting compaction test device Download PDFInfo
- Publication number
- CN203672730U CN203672730U CN201320837245.0U CN201320837245U CN203672730U CN 203672730 U CN203672730 U CN 203672730U CN 201320837245 U CN201320837245 U CN 201320837245U CN 203672730 U CN203672730 U CN 203672730U
- Authority
- CN
- China
- Prior art keywords
- compaction
- clamping head
- hammer
- block
- guide rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000005056 compaction Methods 0.000 title claims abstract description 66
- 238000012360 testing method Methods 0.000 title claims abstract description 47
- 238000002474 experimental method Methods 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000001174 ascending effect Effects 0.000 abstract 2
- 239000010426 asphalt Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses an automatic hammer lifting compaction test device which comprises a positioning unit for clamping a test block and a compaction unit for conducting a compaction experiment on the test block, wherein the positioning unit comprises a base and a clamping head capable of ascending and descending relative to the base; the test block is clamped between the clamping head and the base; a guide rod is vertically arranged on the upper part of the clamping head; the compaction test unit comprises a compaction test hammer capable of reciprocally ascending and descending along the guide rod to impact the clamping head. The compaction test device also comprises a hydraulic device for driving the clamping head to ascend and descend, a driving chain for driving the compaction test hammer to ascend and descend and a motor, wherein the hydraulic device and the motor are in signal connection with a control box. According to the compaction test device, the compaction test hammer is high in directivity and stability; an experimental process can be independently implemented by an operator, so that manpower is saved; moreover, the operator is not required to contact the compaction hammer and the guide rod, so that the personal safety of the operator is ensured.
Description
Technical field
the utility model relates to a kind of ground surface material experimental facilities, particularly relates to one and automatically carries hammer compaction test apparatus.
Background technology
in the time carrying out the detection of highway material pavement performance, Marshall test block all needs to use in a lot of experiments, and therefore asphalt Marshall hits test block compaction test apparatus becomes the indispensable equipment in testing laboratory.Present stage general marshall compaction instrument be generally to adopt to set and hit real number of times by controller, the motor chain drive-belt transmission in frame lifts hammer stem, thus automatically completing of real process hit in realization.Require Marshall test block to need the two-sided reality of hitting according to " JTG E20-2011 highway engineering pitch and Asphalt Mixture Experiment code ", therefore hit in real process and need test block to carry out turn-over in test block, the mode of operation of existing marshall compaction instrument is generally first manually compaction hammer and hammer guide rod to be mentioned, then again compaction hammer and hammer guide rod being put down after die trial turn-over, hit reality by working specification; After hitting in fact, be also manually compaction hammer and hammer guide rod to be mentioned, and then die trial is taken out.Because compaction hammer is heavier, when compaction hammer and hammer guide rod are mentioned, generally need two people to cooperate with each other, increase the cost of company, again the efficiency of impact experiment; And compaction hammer easily falls, the hidden danger certain to operating personnel's security presence.
Utility model content
the purpose of this utility model is to provide one and automatically carries hammer compaction test apparatus, and Stability Analysis of Structures is easy to operate, not only hit real stablizing, and security performance is high.
for solving the problems of the technologies described above, the utility model adopts following technical scheme:
one is carried hammer compaction test apparatus automatically, comprise positioning unit for clamping test block and for test block being hit to the real unit that hits of real experiment, described positioning unit comprises base, clamping head that can lifting moving with respect to described base, between clamping head described in test block is clamped in and described base, the top of described clamping head is vertically provided with guide rod, the described real unit that hits comprises the compaction hammer that can clash into along described guide rod lifting to-and-fro movement described clamping head, this compaction test apparatus also comprises the hydraulic means that drives described clamping head lifting moving, drive the described reciprocating chain drive-belt of compaction hammer lifting and motor, the clamping head that described hydraulic means and the equal signal of described motor are connected on a control box rises button, button and compaction hammer start button and compaction hammer stop button fall in clamping head.
preferably, described hydraulic means is hydraulic cylinder, its piston rod is connected to described clamping head by connection bracket, the head of described connection bracket has the locating notch that is not less than semicircle shape, the outer peripheral face of described clamping head is the outstanding block that is provided with outwards, described connection bracket is the below around the block of described clamping head by described locating notch, and in the time that the piston rod of described hydraulic means rises, described clamping head is the state in rising under the effect of described connection bracket.
preferably, when described compaction hammer moves downward, drop on described block.
preferably, on described compaction hammer, rotate and be provided with the gear being meshed with described chain drive-belt.
the beneficial effects of the utility model are: compaction hammer is along the reciprocal lifting moving of guide rod, guarantor to and stability, and will hit real unit and be connected to hydraulic means by connection bracket, and placed test block with lifting and put down, and the lifting to-and-fro movement of compaction hammer is by chain drive-belt and Electric Machine Control, and compaction hammer moves along guide rod, ensures to hit real stability and the reliability of direction, operating personnel just can complete independently experimentation operation, save manpower; And operating personnel, without contact compaction hammer and guide rod, have ensured operating personnel's personal safety.
Brief description of the drawings
accompanying drawing 1 is the structural representation of automatically carrying hammer compaction test apparatus of the present utility model;
accompanying drawing 2 is the structural representation of automatically putting forward the connection bracket in hammer compaction test apparatus of the present utility model.
in accompanying drawing: 1, base; 2, clamping head; 3, guide rod; 4, compaction hammer; 5, hydraulic means; 6, chain drive-belt; 7, connection bracket; 8, piston rod; 9, locating notch; 10, block.
Embodiment
below in conjunction with embodiment shown in the drawings, the utility model is described in detail below:
as shown in accompanying drawing 1 and accompanying drawing 2, one is carried hammer compaction test apparatus automatically, comprise positioning unit for clamping test block and for test block being hit to the real unit that hits of real experiment, positioning unit comprises base 1, clamping head 2 that can lifting moving with respect to base 1, test block is clamped between clamping head 2 and base 1, the top of clamping head 2 is vertically provided with guide rod 3, hit real unit and comprise the compaction hammer 4 that can clash into along guide rod 3 lifting to-and-fro movements clamping head 2, this compaction test apparatus also comprises the hydraulic means 5 that drives clamping head 2 lifting moving, drive the compaction hammer reciprocating chain drive-belt 6 of 4 lifting and motor, the equal signal of hydraulic means 5 and motor is connected to the 2 liters of buttons of clamping head on a control box, button and compaction hammer 4 start buttons and compaction hammer 4 stop buttons fall in clamping head 2, on control box, be also provided with start button and the shutdown button of whole compaction test apparatus.
further, hydraulic means 5 is hydraulic cylinder, its piston rod 8 is connected to clamping head 2 by connection bracket 7, the head of connection bracket 7 has the locating notch 9 that is not less than semicircle shape, the outer peripheral face of clamping head 2 is the outstanding block 10 that is provided with outwards, connection bracket 7 is the below around the block 10 of clamping head 2 by locating notch 9, in the time that the piston rod 8 of hydraulic means 5 rises, clamping head 2 is the state in rising under the effect of connection bracket 7, compaction hammer 4 drops on while moving downward on block 10, on compaction hammer 4, rotates and is provided with the gear being meshed with chain drive-belt 6.
when experiment, open machine, press 2 liters of buttons of clamping head, by hydraulic means 5 and connection bracket 7, the parts on clamping head 2 and top thereof are lifted, on base 1, place test block, press again clamping head 2 and fall button, the piston rod 8 that is hydraulic means 5 is regained, the parts on clamping head 2 and top thereof fall, test block is clamped between clamping head 2 and base 1, now press compaction hammer 4 start buttons, under the forward of motor and the gearing of direction rotation and chain drive-belt 6, make compaction hammer 4 along guide rod 3 lifting to-and-fro movements, clamping head 2 is clashed into, hit experiment and complete, after end, press again compaction hammer 4 stop buttons, compaction hammer 4 no longer moves, take off test block, can carry out follow-up operation.
in the design, compaction hammer 4 is along the reciprocal lifting moving of guide rod 3, guarantor to and stability, and will hit real unit and be connected to hydraulic means 5 by connection bracket 7, and placed test block with lifting and put down, and the lifting to-and-fro movement of compaction hammer 4 is by chain drive-belt 6 and Electric Machine Control, and compaction hammer 4 moves along guide rod 3, ensures to hit real stability and the reliability of direction, operating personnel just can complete independently experimentation operation, save manpower; And operating personnel, without contact compaction hammer 4 and guide rod 3, have ensured operating personnel's personal safety.
above-described embodiment is only explanation technical conceive of the present utility model and feature, and its object is to allow person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model spirit change or modify, within all should being encompassed in protection domain of the present utility model.
Claims (4)
1. automatically carry hammer compaction test apparatus for one kind, it is characterized in that: comprise positioning unit for clamping test block and for test block being hit to the real unit that hits of real experiment, described positioning unit comprises base, clamping head that can lifting moving with respect to described base, between clamping head described in test block is clamped in and described base, the top of described clamping head is vertically provided with guide rod, the described real unit that hits comprises the compaction hammer that can clash into along described guide rod lifting to-and-fro movement described clamping head, this compaction test apparatus also comprises the hydraulic means that drives described clamping head lifting moving, drive the described reciprocating chain drive-belt of compaction hammer lifting and motor, the clamping head that described hydraulic means and the equal signal of described motor are connected on a control box rises button, button and compaction hammer start button and compaction hammer stop button fall in clamping head.
2. the hammer compaction test apparatus of automatically carrying according to claim 1, it is characterized in that: described hydraulic means is hydraulic cylinder, its piston rod is connected to described clamping head by connection bracket, the head of described connection bracket has the locating notch that is not less than semicircle shape, the outer peripheral face of described clamping head is the outstanding block that is provided with outwards, described connection bracket is the below around the block of described clamping head by described locating notch, in the time that the piston rod of described hydraulic means rises, described clamping head is the state in rising under the effect of described connection bracket.
3. the hammer compaction test apparatus of automatically carrying according to claim 2, is characterized in that: described compaction hammer drops on while moving downward on described block.
4. the hammer compaction test apparatus of automatically carrying according to claim 1, is characterized in that: on described compaction hammer, rotate and be provided with the gear being meshed with described chain drive-belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320837245.0U CN203672730U (en) | 2013-12-18 | 2013-12-18 | Automatic hammer lifting compaction test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320837245.0U CN203672730U (en) | 2013-12-18 | 2013-12-18 | Automatic hammer lifting compaction test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203672730U true CN203672730U (en) | 2014-06-25 |
Family
ID=50969012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320837245.0U Expired - Lifetime CN203672730U (en) | 2013-12-18 | 2013-12-18 | Automatic hammer lifting compaction test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203672730U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104777023A (en) * | 2015-04-13 | 2015-07-15 | 山东大学 | Dense device and method for gypsum test block of model test |
| CN105300758A (en) * | 2015-09-24 | 2016-02-03 | 哈尔滨工业大学 | Asphalt mortar molding and measuring devices and testing method of dynamic shear parameters of asphalt mortar |
-
2013
- 2013-12-18 CN CN201320837245.0U patent/CN203672730U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104777023A (en) * | 2015-04-13 | 2015-07-15 | 山东大学 | Dense device and method for gypsum test block of model test |
| CN104777023B (en) * | 2015-04-13 | 2018-05-25 | 山东大学 | A kind of secret room device and method for model test gypsum test block |
| CN105300758A (en) * | 2015-09-24 | 2016-02-03 | 哈尔滨工业大学 | Asphalt mortar molding and measuring devices and testing method of dynamic shear parameters of asphalt mortar |
| CN105300758B (en) * | 2015-09-24 | 2018-04-24 | 哈尔滨工业大学 | The test method of asphalt mortar, bituminous mortar shaping, measuring device and its asphalt mortar, bituminous mortar dynamic shearing parameter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |