CN203405399U - Prepressing device of friction sensitivity instrument - Google Patents
Prepressing device of friction sensitivity instrument Download PDFInfo
- Publication number
- CN203405399U CN203405399U CN201320511203.8U CN201320511203U CN203405399U CN 203405399 U CN203405399 U CN 203405399U CN 201320511203 U CN201320511203 U CN 201320511203U CN 203405399 U CN203405399 U CN 203405399U
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- China
- Prior art keywords
- push rod
- friction sensitivity
- sensitivity instrument
- friction
- prepressing device
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- 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 - Fee Related
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Abstract
The utility model relates to a prepressing device of a friction sensitivity instrument. The prepressing device comprises a machine frame, a pushing mechanism, a pushing motor, a clamp base, an ejector rod fixing clamp and a friction device. The pushing motor is connected with the pushing mechanism through a reduction gearbox, the pushing mechanism comprises a relay ejector rod, the relay ejector rod is driven by the pushing motor to be inserted into the friction device, a pressure sensor is installed on the pushing mechanism, the clamp base is installed on the machine frame, the friction device and the ejector rod fixing clamp are respectively installed on the clamp base, and the ejector rod fixing clamp can abut against the friction device. The prepressing device of the friction sensitivity instrument has the advantages of being simple in structure, safe in operation, stable and adjustable in pressure, accurate in detection result and the like.
Description
Technical field
The utility model relates to a kind of component devices of friction sensitivity instrument, is specifically related to a kind of prepressing device of friction sensitivity instrument, belongs to testing of materials equipment technical field.
Background technology
Energetic material need to adopt friction sensitivity instrument to detect the sensitivity of friction External Force Acting conventionally, thereby determines operating condition and the safety of material in the links such as production, storage, transportation, filling.
Prepressing device is the important component part of friction sensitivity instrument.The prepressing device complex structure of the friction sensitivity instrument of prior art, operates dangerously, and pressure transient and non-adjustable, easily causes testing result inaccurate.
Therefore, for solving the problems of the technologies described above, necessaryly provide a kind of prepressing device with structure improved friction sensitivity instrument, to overcome described defect of the prior art.
Utility model content
For addressing the above problem, the purpose of this utility model is to provide a kind of simple in structure, handling safety, the prepressing device of pressure stability and adjustable friction sensitivity instrument.
For achieving the above object, the technical scheme that the utility model is taked is: a kind of prepressing device of friction sensitivity instrument, and it comprises frame, propulsive mechanism, propulsion electric machine, clamp base, push rod stationary fixture and rubbing device; Wherein, described propulsion electric machine is connected with propulsive mechanism by a reducer casing; Described propulsive mechanism comprises a relay push rod, and this relay push rod can be driven and be inserted described rubbing device by propulsion electric machine, and a pressure transducer is installed on this propulsive mechanism; Described clamp base is installed in frame; Described rubbing device, push rod stationary fixture are installed in clamp base respectively, and push rod geometrical clamp prodigiosin butt rubbing device.
The prepressing device of friction sensitivity instrument of the present utility model is further set to: described reducer casing is fixed in frame.
The prepressing device of friction sensitivity instrument of the present utility model is also set to: described pressure transducer is specifically radial pressure transducer.
Compared with prior art, the utlity model has following beneficial effect: the prepressing device of friction sensitivity instrument of the present utility model has simple in structure, handling safety, pressure stability and adjustable, the plurality of advantages such as testing result is accurate.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the prepressing device of friction sensitivity instrument of the present utility model.
Embodiment
Refer to shown in Figure of description 1, the prepressing device that the utility model is a kind of friction sensitivity instrument, it is comprised of several parts such as frame 1, propulsive mechanism 2, propulsion electric machine 3, clamp base 4, push rod stationary fixture 5 and rubbing devices 6.
Wherein, described propulsion electric machine 3 is connected with propulsive mechanism 2 by a reducer casing 7, and it can drive propulsive mechanism 2 motions.Described reducer casing 7 is fixed in frame 1.
Described propulsive mechanism 2 comprises a relay push rod 8, and this relay push rod 8 can be driven and be inserted described rubbing device 6 by propulsion electric machine 3.One pressure transducer 9 is installed on this propulsive mechanism 2, thereby can detects propulsive mechanism 2 applied pressures, this pressure transducer 9 is specially radial pressure transducer.Described pressure transducer 9 is measured actual preload pressure, and pressurize/release of instruction propulsion electric machine 3 compensation.
Described clamp base 4 is installed in frame 1; Described rubbing device 6, push rod stationary fixture 5 are installed on respectively in clamp base 4, and push rod stationary fixture 5 can butt rubbing device 6.
Job step and the flow process of the prepressing device of friction sensitivity instrument of the present utility model are as follows: 1) push rod stationary fixture 5 returns; 2) relay push rod 8 tops approach rubbing device 6 installed surfaces, propulsion electric machine 3 startings, and propulsive mechanism 2 moves to right; 3) pack the sample medicine cake preparing into rubbing device 6, carefully put into clamp base 4; 4) push rod stationary fixture 5 ejects, and pushes down rubbing device 6 and sample; 5) relay push rod 8 is pressed a little, and sample is exposed, and push rod stationary fixture 5 is compressed to relay push rod 8 rear end tights simultaneously; 6) check that whether sample and rubbing device 6 positions are correct; 7) relay push rod 8 persistent pressures, through pressure transducer 9 sensed pressure, and control propulsion electric machine 3 persistent pressures to test condition.
Above embodiment is only the preferred embodiment of this creation, not in order to limit this creation, any modification of making, is equal to replacement, improvement etc., within all should being included in the protection domain of this creation within all spirit in this creation and principle.
Claims (3)
1. a prepressing device for friction sensitivity instrument, is characterized in that: comprise frame, propulsive mechanism, propulsion electric machine, clamp base, push rod stationary fixture and rubbing device; Wherein, described propulsion electric machine is connected with propulsive mechanism by a reducer casing; Described propulsive mechanism comprises a relay push rod, and this relay push rod can be driven and be inserted described rubbing device by propulsion electric machine, and a pressure transducer is installed on this propulsive mechanism; Described clamp base is installed in frame; Described rubbing device, push rod stationary fixture are installed in clamp base respectively, and push rod geometrical clamp prodigiosin butt rubbing device.
2. the prepressing device of friction sensitivity instrument as claimed in claim 1, is characterized in that: described reducer casing is fixed in frame.
3. the prepressing device of friction sensitivity instrument as claimed in claim 1, is characterized in that: described pressure transducer is specifically radial pressure transducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320511203.8U CN203405399U (en) | 2013-08-21 | 2013-08-21 | Prepressing device of friction sensitivity instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320511203.8U CN203405399U (en) | 2013-08-21 | 2013-08-21 | Prepressing device of friction sensitivity instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203405399U true CN203405399U (en) | 2014-01-22 |
Family
ID=49941329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320511203.8U Expired - Fee Related CN203405399U (en) | 2013-08-21 | 2013-08-21 | Prepressing device of friction sensitivity instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203405399U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104267169A (en) * | 2014-09-18 | 2015-01-07 | 西安近代化学研究所 | Pressurizing device for measuring mechanical sensitiveness of explosives and powders |
| CN106442106A (en) * | 2016-09-25 | 2017-02-22 | 湖南军成科技有限公司 | Testing device for measuring impact sensitivity and friction sensitivity of energetic material |
-
2013
- 2013-08-21 CN CN201320511203.8U patent/CN203405399U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104267169A (en) * | 2014-09-18 | 2015-01-07 | 西安近代化学研究所 | Pressurizing device for measuring mechanical sensitiveness of explosives and powders |
| CN104267169B (en) * | 2014-09-18 | 2015-10-28 | 西安近代化学研究所 | A kind of explosive wastewater mechanical sensitivity measurement pressue device |
| CN106442106A (en) * | 2016-09-25 | 2017-02-22 | 湖南军成科技有限公司 | Testing device for measuring impact sensitivity and friction sensitivity of energetic material |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140122 Termination date: 20180821 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |