CN103675319A - Device and method for testing impact speed of breaking hammer - Google Patents
Device and method for testing impact speed of breaking hammer Download PDFInfo
- Publication number
- CN103675319A CN103675319A CN201310624824.1A CN201310624824A CN103675319A CN 103675319 A CN103675319 A CN 103675319A CN 201310624824 A CN201310624824 A CN 201310624824A CN 103675319 A CN103675319 A CN 103675319A
- Authority
- CN
- China
- Prior art keywords
- quartering hammer
- impact velocity
- proving installation
- gauge head
- piston
- 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.)
- Granted
Links
Images
Abstract
The invention discloses a device and a method for testing impact speed of a breaking hammer. The breaking hammer comprises a hammer body and a breaking hammer piston arranged in the hammer body, the device comprises a testing head connecting rod, a testing head, a track receiving device and a transmission mechanism driving the track receiving device to move, the testing head connecting rod comprises a first end and a second end, the first end is connected with the breaking hammer piston, the second end is provided with the testing head, and the track receiving device comprises a receiving panel parallel to the axis of the breaking hammer piston and used for receiving and marking reciprocating motion tracks of the testing head. By the device and the method, impact speed of the breaking hammer can be tested more simply, conveniently and accurately.
Description
Technical field
The present invention relates to the test of ballistic work, particularly a kind of quartering hammer impact velocity proving installation and method.
Background technology
The ballistic work of quartering hammer is a very important parameter for the performance of quartering hammer.The ballistic work of trying to achieve quartering hammer needs the weight of known piston and the maximum movement speed of piston.The weight of piston easily obtains, but the maximum movement speed of piston is but not easy to measure.In the course of work of quartering hammer, piston impacts drill steel with non-uniform movement, the maximum impact speed that reaches in a flash of hitting.The marrow of quartering hammer ballistic work test is just the measurement of piston maximum impact speed.
The difficult point that quartering hammer impact velocity is measured is: the displacement of piston cannot directly be measured.Piston nose impacts drill steel, and rear end is placed in rear cylinder nitrogen chamber.Conventionally with the impact velocity recording from drill steel end, replace the impact velocity of piston, but the impact velocity that this method records has been passed through decay, precision is not high.Piston rear end is sealed in nitrogen chamber, and the impact velocity of surveying piston from rear end also has great difficulty.Also have in addition two kinds of methods indirectly to measure the impact velocity of quartering hammer.Be that the retroaction force-time curve while impacting is asked for a piston momentum by test quartering hammer, by momentum, try to achieve speed and ballistic work.Another kind is by testing the pressure of rear cylinder nitrogen chamber, to change to try to achieve movement velocity and the ballistic work of piston.These two kinds of methods are more complicated all, and precision is not high.
Summary of the invention
In view of this, the present invention proposes a kind of easy and accurate quartering hammer impact velocity proving installation and method.
First aspect, the invention discloses a kind of quartering hammer impact velocity proving installation, described quartering hammer comprises hammer body and is arranged at the quartering hammer piston in described hammer body, quartering hammer impact velocity proving installation comprises: gauge head connecting link, gauge head, track receiving trap, and the transport sector that drives the motion of track receiving trap; Gauge head connecting link comprises first end and the second end, and first end is connected with quartering hammer piston, and the second end is provided with gauge head; Track receiving trap has the reception panel paralleling with quartering hammer piston axis, for receiving the also to-and-fro movement track of label side head.
Further, in above-mentioned quartering hammer impact velocity proving installation, the lower end of described hammer body is also provided with quartering hammer axle sleeve.
Further, in above-mentioned quartering hammer impact velocity proving installation, in described quartering hammer axle sleeve, guide pin bushing is also housed; Described guide pin bushing is for playing the guiding role to described gauge head connecting link.
Further, in above-mentioned quartering hammer impact velocity proving installation, described guide pin bushing is network.
Further, in above-mentioned quartering hammer impact velocity proving installation, described gauge head is pen, sharply can rule object or laser.
Further, in above-mentioned quartering hammer impact velocity proving installation, described gauge head is cutter; Described cutter is perpendicular to described gauge head connecting link.
Further, in above-mentioned quartering hammer impact velocity proving installation, described track receiving trap panel or laser pickoff.
Further, in above-mentioned quartering hammer impact velocity proving installation, described panel is metal decking, paper, plastic front board, face glass or plank.
Further, in above-mentioned quartering hammer impact velocity proving installation, the described first end of described gauge head connecting link and described quartering hammer piston are fixedly connected with by the mode of bonding, screw threads for fastening or absorption.
The principle of work of quartering hammer impact velocity proving installation of the present invention is to adopt compound motion method of loci to try to achieve the impact velocity of gauge head connecting link.This impact velocity is the impact velocity of quartering hammer piston.In compound motion method of loci, track receiving trap is done linear uniform motion perpendicular to quartering hammer piston movement direction, and during quartering hammer piston movement, gauge head leaves movement locus on track receiving trap.This movement locus is piston movement and straight-line compound motion track.On compound motion track, certain any slope takes advantage of point-to-point speed just to obtain the movement velocity of this point.At the end of movement locus, trying to achieve maximum slope is the maximum impact speed of corresponding piston.Therefore,, with respect to prior art, quartering hammer impact velocity proving installation can easier and accurately be tested quartering hammer impact velocity, and simple to operate, easily implements.
Second aspect, the present invention also provides a kind of quartering hammer impact velocity method of testing, and described method, based on above-mentioned quartering hammer impact velocity proving installation, comprises the steps: described hammer body to fix; Pressure, the unification demarcation of setting this quartering hammer impact frequency; Control described quartering hammer piston and do linear reciprocating motion; Meanwhile, control described track receiving trap and do linear uniform motion; While controlling described quartering hammer piston movement, described gauge head leaves compound motion track on described track receiving trap; Based on described compound motion track, by the slope of this movement locus end and the speed of described track receiving trap, calculate the impact velocity of described quartering hammer piston.
Quartering hammer impact velocity method of testing of the present invention, based on above-mentioned quartering hammer impact velocity proving installation, adopts compound motion method of loci to try to achieve the impact velocity of gauge head connecting link.This impact velocity is the impact velocity of quartering hammer piston.In compound motion method of loci, track receiving trap is done linear uniform motion perpendicular to quartering hammer piston movement direction, during quartering hammer piston movement, gauge head leaves movement locus on track receiving trap, and this movement locus is piston movement and straight-line compound motion track.On compound motion track, certain any slope takes advantage of point-to-point speed just to obtain the movement velocity of this point.At the end of movement locus, trying to achieve maximum slope is the maximum impact speed of corresponding piston.Therefore,, with respect to prior art, quartering hammer impact velocity method of testing can easier and accurately be tested quartering hammer impact velocity, and simple to operate, easily implements.
Accompanying drawing explanation
The accompanying drawing that forms a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of quartering hammer impact velocity proving installation preferred embodiment of the present invention;
Fig. 2 is the side view of quartering hammer impact velocity proving installation preferred embodiment of the present invention;
Fig. 3 is in quartering hammer impact velocity proving installation preferred embodiment of the present invention, the structural representation of guide pin bushing.
Description of reference numerals
1 hammer body
2 gauge heads
3 guide pin bushings
31 networks
4 quartering hammer axle sleeves
5 track receiving traps
6 quartering hammer pistons
7 gauge head connecting links
8 transport sectors
Embodiment
It should be noted that, in the situation that not conflicting, embodiment and the feature in embodiment in the present invention can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
In the present invention, by the to-and-fro movement of quartering hammer piston with the perpendicular linear uniform motion of quartering hammer piston movement direction, do compound motion.By the track of compound motion, try to achieve the impact velocity of quartering hammer piston movement.
See figures.1.and.2.Wherein, Fig. 1 is the structural representation of quartering hammer impact velocity proving installation preferred embodiment of the present invention; Fig. 2 is the side view of quartering hammer impact velocity proving installation preferred embodiment of the present invention.
Quartering hammer comprises hammer body 1 and is arranged at the quartering hammer piston 6 in hammer body 1, and quartering hammer impact velocity proving installation comprises: gauge head connecting link 7, gauge head 2, track receiving trap 5, and the transport sector 8 that drives the motion of track receiving trap; Gauge head connecting link 7 comprises first end and the second end, and first end is connected with quartering hammer piston 6, and the second end is provided with gauge head 2; Track receiving trap 5 has the reception panel paralleling with quartering hammer piston 6 axis, for receiving the also to-and-fro movement track of label side head.
Wherein, the first end of gauge head connecting link 7 and quartering hammer piston 6 are fixedly connected with by the mode of bonding, screw threads for fastening or absorption.The present invention does not limit at this.
Gauge head 2 can be object or the laser of can ruling.Wherein, the object pen of can ruling can be pencil, water-color paintbrush, oil pen, or other marking objects.
Preferably, in quartering hammer impact velocity proving installation, the lower end of hammer body 1 is also provided with quartering hammer axle sleeve 4.And, guide pin bushing 3 is also housed in quartering hammer axle sleeve 4; Guide pin bushing 3, for gauge head connecting link 7 is play the guiding role, makes gauge head connecting link 7 along the center pit of guide pin bushing 3, do smoothly linear reciprocating motion well.
Further, in above-mentioned quartering hammer impact velocity proving installation, guide pin bushing 3 is network 31, that is to say, offers ventilation air drain, to reduce the air resistance in quartering hammer piston 6 motion processes in the middle of guide pin bushing 3.
The principle of work of the present embodiment quartering hammer impact velocity proving installation is to adopt compound motion method of loci to try to achieve the impact velocity of gauge head connecting link.This impact velocity is the impact velocity of quartering hammer piston.In compound motion method of loci, track receiving trap is done linear uniform motion perpendicular to quartering hammer piston movement direction, and during quartering hammer piston movement, gauge head leaves movement locus on track receiving trap.This movement locus is piston movement and straight-line compound motion track.On compound motion track, certain any slope takes advantage of point-to-point speed just to obtain the movement velocity of this point.At the end of movement locus, trying to achieve maximum slope is the maximum impact speed of corresponding piston.Therefore,, with respect to prior art, quartering hammer impact velocity proving installation can easier and accurately be tested quartering hammer impact velocity, and simple to operate, easily implements.
For example, in the present embodiment, gauge head 2 is cutter, and cutter is perpendicular to gauge head connecting link 7.
When concrete test, quartering hammer hammer body 1 is fixing.By quartering hammer working pressure with impact the standard value that frequency is adjusted to setting.The mode that gauge head connecting link 7 is threaded connection is connected on quartering hammer piston 6.Gauge head connecting link 7 other ends connect cutter.Like this, the motion of quartering hammer piston 6 just can change into the motion of cutter.
And when this is implemented, track receiving trap 5 adopts sheet iron, receives dress as track, transport sector 8 is realized the linear uniform motion of sheet iron, and speed is adjustable.Transport sector 8 drives sheet iron to do linear uniform motion, and the reciprocating while cutter of quartering hammer piston 6 leaves the track of compound motion on sheet iron.
After trying to achieve the track of compound motion, by the slope k of cutter path end and the motion of sheet iron speed V, calculate the impact velocity V of quartering hammer piston 6
h.
V
h=V×k
In addition, except the quartering hammer shown in Fig. 1 and Fig. 2 is vertically placed, quartering hammer also can horizontal positioned be measured.
Second aspect, the present invention also provides a kind of quartering hammer impact velocity method of testing, and method, based on above-mentioned quartering hammer impact velocity proving installation, comprises the steps:
Step S1 is fixing by hammer body 1;
Step S2, pressure, the unification demarcation of setting this quartering hammer impact frequency; Controlled fragmentation hammer piston 6 is done linear reciprocating motion; Meanwhile, control track receiving trap 5 and do linear uniform motion;
Step S3, during 6 motion of controlled fragmentation hammer piston, gauge head 2 is at track receiving trap compound motion track Shang Xia 5;
Step S4, based on compound motion track, calculates the impact velocity of quartering hammer piston 6 by the slope of this movement locus end and the speed of track receiving trap 5.
In addition,, while adopting the method for above-mentioned compound motion track to determine quartering hammer impact velocity, the selection of the speed of track receiving trap 5 linear uniform motion is also very crucial.Before test, first the impact velocity of quartering hammer piston 6 is estimated.The straight-line speed of speed will be chosen the round values that approaches quartering hammer piston impact speed.Determine after the speed of this linear uniform motion, according to 80%, 100%, 120% point-to-point speed, measure three times respectively, with the impact velocity of the mean value calculation piston measured for three times.
The present embodiment quartering hammer impact velocity method of testing adopts compound motion method of loci to try to achieve the impact velocity of gauge head connecting link.This impact velocity is the impact velocity of quartering hammer piston.In compound motion method of loci, track receiving trap is done linear uniform motion perpendicular to quartering hammer piston movement direction, and during quartering hammer piston movement, gauge head leaves movement locus on track receiving trap.This movement locus is piston movement and straight-line compound motion track.On compound motion track, certain any slope takes advantage of point-to-point speed just to obtain the movement velocity of this point.At the end of movement locus, trying to achieve maximum slope is the maximum impact speed of corresponding piston.Therefore,, with respect to prior art, quartering hammer impact velocity proving installation can easier and accurately be tested quartering hammer impact velocity, and simple to operate, easily implements.
The principle of quartering hammer impact velocity method of testing is associated with quartering hammer impact velocity proving installation.Because structure and the principle of work of quartering hammer impact velocity proving installation having been described in detail, the no longer repeat specification of relevant part, with reference to above stated specification.
The foregoing is only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a quartering hammer impact velocity proving installation, described quartering hammer comprises hammer body (1) and is arranged at the quartering hammer piston (6) in described hammer body (1), it is characterized in that, described quartering hammer impact velocity proving installation comprises:
Gauge head connecting link (7), gauge head (2), track receiving trap (5), and the transport sector (8) that drives described track receiving trap motion;
Described gauge head connecting link (7) comprises first end and the second end, and described first end is connected with described quartering hammer piston (6), and described the second end is provided with described gauge head (2);
Described track receiving trap (5) has the reception panel paralleling with described quartering hammer piston (6) axis, for receive and mark described in the to-and-fro movement track of side head.
2. quartering hammer impact velocity proving installation according to claim 1, is characterized in that,
The lower end of described hammer body (1) is also provided with quartering hammer axle sleeve (4).
3. quartering hammer impact velocity proving installation according to claim 2, is characterized in that,
Guide pin bushing (3) is also housed in described quartering hammer axle sleeve (4);
Described guide pin bushing (3) is for playing the guiding role to described gauge head connecting link (7).
4. quartering hammer impact velocity proving installation according to claim 3, is characterized in that,
Described guide pin bushing (3) is network (31).
5. according to the quartering hammer impact velocity proving installation described in any one in claim 1 to 4, it is characterized in that,
Described gauge head is for ruling object or laser.
6. quartering hammer impact velocity proving installation according to claim 5, is characterized in that,
Described gauge head (2) is cutter;
Described cutter is perpendicular to described gauge head connecting link (7).
7. quartering hammer impact velocity proving installation according to claim 6, is characterized in that,
Described track receiving trap (5) is flat board or laser pickoff.
8. quartering hammer impact velocity proving installation according to claim 7, is characterized in that,
Described flat board is metal decking, paper, plastic front board, face glass or plank.
9. quartering hammer impact velocity proving installation according to claim 8, is characterized in that,
The described first end of described gauge head connecting link (7) and described quartering hammer piston (6) are fixedly connected with by the mode of bonding, screw threads for fastening or absorption.
10. a quartering hammer impact velocity method of testing, is characterized in that,
Described method, based on quartering hammer impact velocity proving installation as claimed in claim 1, comprises the steps:
Described hammer body (1) is fixing;
Pressure, the unification demarcation of setting this quartering hammer impact frequency;
Control described quartering hammer piston (6) and do linear reciprocating motion; Meanwhile, control described track receiving trap (5) and do linear uniform motion;
While controlling described quartering hammer piston (6) motion, described gauge head (2) leaves compound motion track on described track receiving trap (5);
Based on described compound motion track, by the slope of this movement locus end and the speed of described track receiving trap (5), calculate the impact velocity of described quartering hammer piston (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310624824.1A CN103675319B (en) | 2013-11-28 | 2013-11-28 | Quartering hammer impact velocity proving installation and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310624824.1A CN103675319B (en) | 2013-11-28 | 2013-11-28 | Quartering hammer impact velocity proving installation and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103675319A true CN103675319A (en) | 2014-03-26 |
| CN103675319B CN103675319B (en) | 2015-12-30 |
Family
ID=50313498
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310624824.1A Expired - Fee Related CN103675319B (en) | 2013-11-28 | 2013-11-28 | Quartering hammer impact velocity proving installation and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103675319B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665653A (en) * | 2021-01-08 | 2021-04-16 | 烟台大学 | Breaking hammer piston displacement speed testing device |
| CN112729410A (en) * | 2021-01-08 | 2021-04-30 | 烟台大学 | Device and method for testing displacement speed of piston of breaking hammer |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4089107B2 (en) * | 1999-10-27 | 2008-05-28 | ヤマハ株式会社 | Speed detection device and keyboard instrument |
| DE102009047044A1 (en) * | 2009-11-24 | 2011-05-26 | Robert Bosch Gmbh | Rotation detection device for detecting rotation movement of e.g. drilling machine, has evaluation device detecting rotation movement of object based on displacement of features within visual fields of camera system |
| CN102650139A (en) * | 2012-03-19 | 2012-08-29 | 上海三一重机有限公司 | Monitoring system and monitoring method used for breaking hummer of excavator |
| CN102944692A (en) * | 2012-11-09 | 2013-02-27 | 江苏大学 | Detection system and detection method for hammer head speed of hydraulic counterblow hammer |
| CN103018476A (en) * | 2012-12-12 | 2013-04-03 | 江苏大学 | Detecting method for blow speed of hydraulic counter-blow hammer heads |
-
2013
- 2013-11-28 CN CN201310624824.1A patent/CN103675319B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4089107B2 (en) * | 1999-10-27 | 2008-05-28 | ヤマハ株式会社 | Speed detection device and keyboard instrument |
| DE102009047044A1 (en) * | 2009-11-24 | 2011-05-26 | Robert Bosch Gmbh | Rotation detection device for detecting rotation movement of e.g. drilling machine, has evaluation device detecting rotation movement of object based on displacement of features within visual fields of camera system |
| CN102650139A (en) * | 2012-03-19 | 2012-08-29 | 上海三一重机有限公司 | Monitoring system and monitoring method used for breaking hummer of excavator |
| CN102944692A (en) * | 2012-11-09 | 2013-02-27 | 江苏大学 | Detection system and detection method for hammer head speed of hydraulic counterblow hammer |
| CN103018476A (en) * | 2012-12-12 | 2013-04-03 | 江苏大学 | Detecting method for blow speed of hydraulic counter-blow hammer heads |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665653A (en) * | 2021-01-08 | 2021-04-16 | 烟台大学 | Breaking hammer piston displacement speed testing device |
| CN112729410A (en) * | 2021-01-08 | 2021-04-30 | 烟台大学 | Device and method for testing displacement speed of piston of breaking hammer |
| CN112665653B (en) * | 2021-01-08 | 2022-06-17 | 烟台大学 | Device for testing displacement speed of piston of breaking hammer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103675319B (en) | 2015-12-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7762749B2 (en) | Single bore self-centering jig | |
| CN103675319B (en) | Quartering hammer impact velocity proving installation and method | |
| WO2009117994A2 (en) | Processing method using an electric tool | |
| CN108247860A (en) | A kind of controllable rock sample drilling equipment of depth and application method | |
| CN111571554A (en) | Equidistant marking device for metal plate | |
| CN103017632B (en) | A kind of simple measurement tool of suspension buffer block idle motion | |
| CN211388748U (en) | Marking device for cutting steel plate | |
| CN207423060U (en) | A kind of location structure for being used to measure half chord length of leaf spring | |
| CN102346027A (en) | Method for testing the horizontal displacement of CRTS-II type plate ballastless rail bridge abutment of high-speed railway | |
| CN203324089U (en) | Rock-like material shear box device | |
| CN108106553B (en) | Wheel diameter detection device | |
| CN204788753U (en) | Impulsive force of mud flow experiment striking frame | |
| CN209102074U (en) | A kind of driving into type foundation pile pile sinking pile penetration and springback capacity test device | |
| CN201879773U (en) | Sighting type hand drill with ruler for orthopedics department | |
| CN105545239A (en) | Rock core orientator convenient for rock core marking | |
| CN207703655U (en) | A kind of diamond compact apparatus for impact testing | |
| CN102873490A (en) | Bit distributing device for cylindrical drill | |
| CN204402353U (en) | Tunnel automation blasthole drilling system | |
| CN111636695A (en) | Laser skin number pole device of steerable brickwork roughness | |
| CN203551247U (en) | Integrated air guide plate shear resistance strength detection device | |
| CN208671894U (en) | It is a kind of for measuring the tool of deep trouth bottom of chamber portion taper orifice angle | |
| CN208537328U (en) | A kind of thin plate class inorganic building material rebound value detection device | |
| CN213337156U (en) | Be used for road bed road surface quality to detect auxiliary assembly | |
| CN109357669A (en) | A kind of driving into type foundation pile pile sinking pile penetration and springback capacity test device and test method | |
| RU2615193C1 (en) | Simulator for estimation of directions of penetrated drill holes relative to plane of face |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20151230 Termination date: 20161128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |