CN103512720A - Hammer handle test equipment - Google Patents
Hammer handle test equipment Download PDFInfo
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- CN103512720A CN103512720A CN201210221060.7A CN201210221060A CN103512720A CN 103512720 A CN103512720 A CN 103512720A CN 201210221060 A CN201210221060 A CN 201210221060A CN 103512720 A CN103512720 A CN 103512720A
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- 238000012360 testing method Methods 0.000 title claims abstract description 51
- 239000011159 matrix material Substances 0.000 claims description 43
- 230000003116 impacting effect Effects 0.000 claims description 28
- 230000006698 induction Effects 0.000 claims description 19
- 238000009434 installation Methods 0.000 claims description 16
- 230000001105 regulatory effect Effects 0.000 claims description 16
- 230000003028 elevating effect Effects 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims description 4
- 230000001174 ascending effect Effects 0.000 abstract 1
- 235000004443 Ricinus communis Nutrition 0.000 description 2
- 210000000078 claw Anatomy 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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Abstract
The invention discloses hammer handle test equipment which is characterized by comprising a framework, a hammer claming device used for clamping a hammer handle, a hammer handle height adjustment device connected with the hammer clamping device and used for adjusting the ascending and descending distance of a clamped hammer in the vertical direction, a hammer handle angle adjustment device connected with the hammer handle height adjustment device and the framework respectively and used for adjusting the swinging angle of the clamped hammer, an impactor adjustment device which at least comprises a base body and is used for hitting the clamped hammer, a swinging hammer motion control system fixed to the framework, connected with the base body and used for controlling the impact force of the base body hitting the clamped hammer and a computer connected with the hammer clamping device and used for receiving and processing data corresponding to the impact force generated due to the fact that the base body hits the hammer. Compared with the prior art, the hammer handle test equipment is simple in structure, convenient to operate, capable of meeting requirements for high accuracy, safe and reliable.
Description
Technical field
The present invention and a kind of testing apparatus, particularly a kind of hammer handle testing apparatus.
Background technology
In commercial plant, instrument for test use often need to be adjusted it in its height and angle, in the process that it is adjusted, due to the complex structure of equipment, or due to the inconvenience of adjusting, often in meeting, to people, bring many unnecessary troubles; And be not very high owing to adjusting the precision of equipment, in the process of adjusting, need to verify continuously its position, very loaded down with trivial details and inconvenient; Moreover the equipment of test need to be tested it by external equipment conventionally, sometimes can not reach the disposable effect completing, be also very inconvenient, so all there is following defect in these equipment:
The first, complex structure, adjusts position inconvenience very;
The second, adjustment equipment separates with testing apparatus, can not integral type complete test;
Three, the precision of adjusting is not high, and the error of existence is larger.
Summary of the invention
In order to overcome the defect of prior art, the invention discloses a kind of hammer handle testing apparatus, utilize angle, height adjuster and kinetic control system and impacting body to complete the test to hammer handle, it is simple in structure, and precision is high, easy to operate.
The invention discloses following technical scheme:
A handle testing apparatus, comprising:
Framework;
Hammer clamp device, for clamping hammer handle;
Hammer handle arrangement for adjusting height, is connected with hammer clamp device, and for regulating clamped hammer lifting/lowering distance in vertical direction;
Hammer handle angle regulator, is connected with framework with hammer handle arrangement for adjusting height respectively, for regulating the pendulum angle of clamped hammer;
Impacting body adjusting gear, at least comprises matrix, for clashing into clamped hammer;
Pendulum kinetic control system, is fixed on described framework, and is connected with matrix, clashes into the impulsive force of clamped hammer for controlling matrix;
Computing machine, is connected with hammer clamp device, for receiving and process data corresponding to impulsive force that produce because of matrix shock hammer;
After hammer is clamped by hammer clamp device, by regulating hammer handle arrangement for adjusting height and hammer handle angle regulator to make hammer arrive the position that facilitates matrix to clash into; By matrix, the shock of hammer is carried out clashing into because of matrix reception and the processing of data corresponding to impulsive force that hammer produces.Preferably, described hammer handle testing apparatus, its hammer handle angle regulator comprises:
Angle adjusting mechanism, further comprises runner and adjuster bar, and adjuster bar and runner are fixed, and along with runner rotates together; On described adjuster bar, be provided with a thread segment, its screw thread by this thread segment is realized being connected of angle adjusting mechanism and rotation stage body with screw-threaded engagement on angle adjusting piece; Described angle adjusting mechanism left and right is fixed on support body;
The latch mechanism rotating for limited angular regulating part, is connected with rotation stage body.
Preferably, described hammer handle testing apparatus, its hammer handle angle regulator comprises: rotation stage body and angle adjusting mechanism;
Described angle adjusting mechanism, further comprises runner and adjuster bar, and adjuster bar and runner are fixed, and along with runner rotates together; On described adjuster bar, be provided with a thread segment, its screw thread by this thread segment is realized being connected of angle adjusting mechanism and rotation stage body with screw-threaded engagement on angle adjusting piece; Described angle adjusting mechanism left and right is fixed on support body;
The latch mechanism rotating for limited angular regulating part, is connected with rotation stage body.
Preferably, described hammer handle testing apparatus, its rotation stage body comprises interconnected swing arm and angle adjusting piece in the form of annular discs; On described angle adjusting piece, be provided with screw thread; In before and after described rotation stage body, be connected on described support body.
Preferably, described hammer handle testing apparatus, its hammer handle arrangement for adjusting height comprises:
Regulating wheel mechanism, at least comprises runner, fixing with runner and can be along with the screw rod rotating together with runner;
Hammer elevating mechanism, it is provided with first passage, and described screw rod runs through hammer elevating mechanism from this passage; And the inwall of described passage is provided with the screw thread with screw rod engagement at least partly;
Be connected with hammer elevating mechanism for limiting the locking mechanism that hammer elevating mechanism is done vertical movement;
On the rotation stage body of described hammer elevating mechanism holding in described hammer handle angle regulator.
Preferably, described hammer handle testing apparatus, its hammer clamp device comprises stationary gripping part, movable clamping part, for the induction installation of the vibration signal after responding to hammer and being knocked, by described movable clamping part, relative to described stationary gripping part, move the clamping of carrying out hammer; Described induction installation is connected on described computing machine.
Preferably, described hammer handle testing apparatus, its pendulum kinetic control system comprises driving shaft, the driving mechanism that can drive drive shaft turns, Impact energy control device and control subsystem, and described control subsystem is connected with described Impact energy control device with described driving mechanism respectively.
Preferably, described hammer handle testing apparatus, driving mechanism comprises motor, and described control subsystem comprises controller, and described motor is connected with described driving shaft with described controller respectively; Described Impact energy control device comprises runner and induction installation, and described runner is connected with described driving shaft; Described induction installation comprises inductor and be arranged on the induction knob on described runner, and described inductor is arranged on the support of shock-testing machine, described inductor and described controller wireless connections.
Preferably, described hammer handle testing apparatus, its impacting body adjusting gear comprises matrix, described matrix is provided with syndeton and impacting body is adjusted assembly; Described impacting body is adjusted assembly and is comprised impacting body, and described impacting body is slidably arranged on described matrix.
Preferably, described hammer handle testing apparatus, its matrix is provided with slide opening, and described impacting body can slide in described slide opening.
Preferably, described hammer handle testing apparatus, its matrix is provided with some deep trouths, and described syndeton comprises some briquettings and the some fork connecting holes that are arranged on described deep trouth sidewall, and described briquetting can be connected with described matrix by the second securing member.
Compared with prior art, beneficial effect of the present invention is as follows:
1, hammer handle testing apparatus is simple in structure, easy to operate;
2, the adjustment precision of hammer handle testing apparatus is high, can meet high-precision instrument;
3, hammer handle testing apparatus is safer, reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation of specific embodiment of the invention hammer handle testing apparatus;
fig. 2 is the decomposition texture schematic diagram of specific embodiment of the invention framework;
Fig. 3 is the structural representation of specific embodiment of the invention hammer arrangement for adjusting height;
Fig. 4 is the structural representation of specific embodiment of the invention hammer angle regulator;
Fig. 5 is the structural representation of specific embodiment of the invention hammer clamp device;
Fig. 6 is the structural representation of specific embodiment of the invention pendulum kinetic control system;
Fig. 7 is the structural representation of specific embodiment of the invention impacting body adjusting gear;
Fig. 8 is the decomposition texture schematic diagram of specific embodiment of the invention impacting body adjusting gear.
embodiment:
Below with the drawings and specific embodiments, the present invention will be further described.
Embodiment
As Fig. 1 to Fig. 8, a kind of hammer handle testing apparatus, comprising: framework 600; Hammer clamp device 640, for clamping hammer handle; Hammer handle arrangement for adjusting height 630, is connected with hammer clamp device 640, and for regulating clamped hammer lifting/lowering distance in vertical direction; Hammer handle angle regulator 620, is connected with framework with hammer handle arrangement for adjusting height respectively, for regulating the pendulum angle of clamped hammer; Impacting body adjusting gear 660, at least comprises matrix 51, for clashing into clamped hammer; Pendulum kinetic control system 650, is fixed on described framework 600, and is connected with matrix 51; For controlling the impulsive force that matrix clashes into clamped hammer; Computing machine 611, is connected with hammer clamp device 640, for receiving and process data corresponding to impulsive force that produce because of matrix shock hammer.
As Fig. 1 and Fig. 2, a kind of hammer handle testing apparatus, comprise: framework 600, includes a underframe 601, castor 602, saddle 603, saddle cover plate 604, support body 605, bracket 606, right door 607, left-hand door 608, upper saddle 609, upper cover plate 610 and computing machine 611 on described framework; Described castor 602 is four wheels that are fixed on underframe below; Described saddle 603 is fixed on the top of underframe; Described saddle cover plate is fixed on saddle; Described support body 605 and bracket 606 are individually fixed in the left and right sides of saddle; Described right door 607 and left-hand door 608 respectively correspondence are fixed on support body and bracket; Described computing machine is fixed on right door inner side; Described upper saddle is fixed on support body 605 and bracket 606 upper end; Upper cover plate is sealed upper saddle.
As Fig. 1 and Fig. 3, hammer handle testing apparatus is provided with the hammer handle angle regulator 620 being fixed on described support body 605, comprising: rotation stage body 201, further comprises interconnected swing arm 200 and angle adjusting piece 240 in the form of annular discs; On described angle adjusting piece, be provided with screw thread; Angle adjusting mechanism 230, further comprises runner 204 and adjuster bar 203, and adjuster bar and runner are fixed, and along with runner rotates together; On described adjuster bar, be provided with a thread segment 205, its screw thread by this thread segment is realized being connected of angle adjusting mechanism and rotation stage body with screw-threaded engagement on angle adjusting piece; The latch mechanism 202 rotating for limited angular regulating part, is threaded with rotation stage body; Rotating wheel, thread segment on adjuster bar drives angle adjusting piece to rotate, thereby and drive swing arm to swing to left/right; In described hammer handle angle regulator, be also provided with bearing, in described bearing, be connected on support body 605, make to link together before and after hammer handle angle regulator and support body; On described angle adjusting mechanism, be also provided with web joint, its web joint is fixed together in support body left and right.
As Fig. 1 and Fig. 4, hammer handle testing apparatus is provided with the hammer handle arrangement for adjusting height 630 of holding on described rotation stage body 201, comprising: regulating wheel mechanism 100, at least comprises runner 120, fixing with runner and can be along with the screw rod 140 rotating together with runner; Hammer elevating mechanism 101, it is provided with first passage, and described screw rod runs through hammer elevating mechanism from this passage; And the inwall of described passage is provided with the screw thread with screw rod engagement at least partly; Be connected with hammer elevating mechanism for limiting the locking mechanism 200 that hammer elevating mechanism is done vertical movement.
As Fig. 1 and Fig. 5, hammer handle testing apparatus is provided with the hammer clamp device 640 being connected on described hammer handle arrangement for adjusting height, in the present embodiment, by screw, hammer handle arrangement for adjusting height and hammer clamp device are fixed together, described hammer clamp device 640 comprises: stationary gripping part 36 and movable clamping part 33, move by described movable clamping part the clamping of carrying out hammer relative to described stationary gripping part; Described movable clamping part 33 is outside equipped with and screws wheel 39, screws wheel 39 hammer is fixed between movable paw 33 and fixing press claw 36 by rotation paw.In described stationary gripping part 36, be also provided with induction installation, its induction installation is for the vibration signal after responding to hammer and being knocked; Induction installation also comprises data Storage and Processing system, and this system is connected with described induction installation; Described induction installation is connected with described computing machine 611.
As Fig. 1 and Fig. 6, hammer handle testing apparatus is provided with the pendulum kinetic control system 650 being fixed on described upper saddle, comprise driving shaft 3, the driving mechanism that can drive drive shaft turns, Impact energy control device and control subsystem, described control subsystem is connected with described Impact energy control device with described driving mechanism respectively; On described driving shaft 3, be fixedly connected with fork 31; Described driving mechanism comprises motor, and described control subsystem comprises controller, and described motor is connected with described driving shaft with described controller respectively; Described Impact energy control device comprises runner 42 and induction installation, and described runner 42 is connected with described driving shaft 3; Described induction installation comprises inductor 41 and is arranged on the induction knob 43 on described runner, and described inductor is arranged on the support of shock-testing machine, namely goes up on saddle described inductor and described controller wireless connections.
As Fig. 6, on described driving shaft 3, two ends are respectively arranged with bearing 32, the outside of described bearing is fixedly connected with described upper saddle, two bearings are set in respectively the two ends of driving shaft 3, bearing 32 outsides are fixedly connected with the support of shock-testing machine, and driving shaft 3 is connected and can makes driving shaft 3 to rotate with respect to the support of shock-testing machine with the support of shock-testing machine by bearing.In order to prevent that dust from entering bearing 32, bearing cover 33 can be set on bearing 32.
As Fig. 1 and Fig. 7, hammer handle testing apparatus is provided with the impacting body adjusting gear 660 linking together with described fork, comprising: comprise matrix 51, described matrix is provided with syndeton and impacting body is adjusted assembly, and syndeton is for being connected with fork 31; Described impacting body is adjusted assembly and is comprised impacting body 52 and guide shaft assembly, and guide shaft assembly comprises guide shaft 53, and guide shaft assembly is connected with impacting body 52.Impacting body 52 is slidably arranged on matrix 51 by guide shaft assembly, and in this example, matrix 51 is provided with slide opening 514, and impacting body 52 can slide by guide shaft assembly in slide opening 514; In order to make the guide shaft 53 can be along same rectilinear motion in slide opening 514, on matrix 51, be provided with some spacing raised lines 515, in this example, spacing raised line is two, guide shaft 53 and spacer 54 are provided with limited block 531,541, and when guide shaft 53 slides along slide opening 514, limited block can slide along spacing raised line.
As Fig. 7, in order to realize being connected of matrix and fork, on matrix, be provided with some deep trouths 512, syndeton comprises some briquettings 516 and is arranged on some fork connecting holes 511 of deep trouth sidewall, briquetting 516 can be connected with matrix 51 by the second securing member.In this example, deep trouth is two, is symmetricly set on matrix; Matrix 51 is provided with some grooves 513, and briquetting 516 is arranged in groove 513, on briquetting 516, the bottom of groove 513 and the sidewall of deep trouth 512 be equipped with threaded hole, can make briquetting 516 be connected with matrix 51 the second securing member through threaded hole.In this example, the second securing member is screw, after fork penetrates fork connecting hole 511, by screw penetrate on briquetting 516, the bottom of groove 513 and the threaded hole of the sidewall of deep trouth 512 can be fixedly connected with fork with matrix.
As Fig. 1, button and the pilot lamp of controlling the work of pendulum kinetic control system are also set on framework 600, wherein there are start button and stop button, respectively corresponding green indicating lamp and red led.
Below further illustrates the use procedure of the present embodiment:
S1: hammer handle is positioned in hammer clamp device, screws wheel 39 by rotation paw hammer is fixed between movable paw 33 and fixing press claw 36;
S2: regulate latch mechanism in hammer handle angle regulator, hammer handle angle regulator can be rotated on support body;
S3: rotate the runner on angle adjusting mechanism in hammer handle angle regulator, regulate hammer handle angle regulator to the position of people's needs;
S4: again regulate latch mechanism in hammer handle angle regulator, hammer handle angle regulator is fixed on support body, can not rotate;
S5: regulate locking mechanism in hammer handle arrangement for adjusting height, make hammer handle arrangement for adjusting height rotate vertical movement on stage body;
S6: rotate the runner in regulating wheel mechanism in hammer handle arrangement for adjusting height, regulate hammer handle arrangement for adjusting height to the position of people's needs;
S7: again regulate locking mechanism in hammer handle arrangement for adjusting height, hammer handle arrangement for adjusting height is fixed on rotation stage body, can not move;
S8: regulate impacting body to clash into assembly in slide block Zhong position, be adjusted to the position matching with hammer;
S9: by nut, impacting body is clashed into assembly and matrix fixes with each other;
S10: regulate rotary knob to the required angle position of people;
S11: open computing machine Zhong testing software, press start button simultaneously;
S12: driven by motor driving stem rotates, driving stem drives fork to turn to the position that regulates rotary knob to set;
S13: motor stops operating, fork interlock impacting body clashes into assembly at the Action of Gravity Field power lower swing of self, while putting to impingement position, clashes into tester;
S14: when clashing into, its vibration signal passes the signal on computing machine by the induction installation being arranged in hammer clamp device, after data processing, can obtain the test curve of hammer handle impact;
S15: press stop button, whole system decommissions.
The preferred embodiment of the present invention is just for helping to set forth the present invention.Preferred embodiment does not have all details of detailed descriptionthe, and also not limiting this invention is only described embodiment.Obviously, according to the content of this instructions, can make many modifications and variations.These embodiment are chosen and specifically described to this instructions, is in order to explain better principle of the present invention and practical application, thereby under making, technical field technician can utilize the present invention well.The present invention is only subject to the restriction of claims and four corner and equivalent.
Claims (10)
1. a hammer handle testing apparatus, is characterized in that, comprising:
Framework;
Hammer clamp device, for clamping hammer handle;
Hammer handle arrangement for adjusting height, is connected with hammer clamp device, and for regulating clamped hammer lifting/lowering distance in vertical direction;
Hammer handle angle regulator, is connected with framework with hammer handle arrangement for adjusting height respectively, for regulating the pendulum angle of clamped hammer;
Impacting body adjusting gear, at least comprises matrix, for clashing into clamped hammer;
Pendulum kinetic control system, is fixed on described framework, and is connected with matrix, clashes into the impulsive force of clamped hammer for controlling matrix;
Computing machine, is connected with hammer clamp device, for receiving and process data corresponding to impulsive force that produce because of matrix shock hammer;
After hammer is clamped by hammer clamp device, by regulating hammer handle arrangement for adjusting height and hammer handle angle regulator to make hammer arrive the position that facilitates matrix to clash into; By matrix, the shock of hammer is carried out clashing into because of matrix reception and the processing of data corresponding to impulsive force that hammer produces.
2. hammer handle testing apparatus according to claim 1, is characterized in that, described hammer handle angle regulator comprises: rotation stage body and angle adjusting mechanism;
Described angle adjusting mechanism, further comprises runner and adjuster bar, and adjuster bar and runner are fixed, and along with runner rotates together; On described adjuster bar, be provided with a thread segment, its screw thread by this thread segment is realized being connected of angle adjusting mechanism and rotation stage body with screw-threaded engagement on angle adjusting piece; Described angle adjusting mechanism left and right is fixed on support body;
The latch mechanism rotating for limited angular regulating part, is connected with rotation stage body.
3. hammer handle testing apparatus according to claim 2, is characterized in that, described rotation stage body comprises interconnected swing arm and angle adjusting piece in the form of annular discs; On described angle adjusting piece, be provided with screw thread; In before and after described rotation stage body, be connected on described support body.
4. hammer handle testing apparatus according to claim 1, is characterized in that, described hammer handle arrangement for adjusting height comprises:
Regulating wheel mechanism, at least comprises runner, fixing with runner and can be along with the screw rod rotating together with runner;
Hammer elevating mechanism, it is provided with first passage, and described screw rod runs through hammer elevating mechanism from this passage; And the inwall of described passage is provided with the screw thread with screw rod engagement at least partly;
Be connected with hammer elevating mechanism for limiting the locking mechanism that hammer elevating mechanism is done vertical movement;
On the rotation stage body of described hammer elevating mechanism holding in described hammer handle angle regulator.
5. hammer handle testing apparatus according to claim 1, it is characterized in that, described hammer clamp device comprises stationary gripping part, movable clamping part, for the induction installation of the vibration signal after responding to hammer and being knocked, by described movable clamping part, relative to described stationary gripping part, move the clamping of carrying out hammer; Described induction installation is connected on described computing machine.
6. hammer handle testing apparatus according to claim 1, it is characterized in that, described pendulum kinetic control system comprises driving shaft, the driving mechanism that can drive drive shaft turns, Impact energy control device and control subsystem, and described control subsystem is connected with described Impact energy control device with described driving mechanism respectively.
7. hammer handle testing apparatus according to claim 6, is characterized in that, described driving mechanism comprises motor, and described control subsystem comprises controller, and described motor is connected with described driving shaft with described controller respectively; Described Impact energy control device comprises runner and induction installation, and described runner is connected with described driving shaft; Described induction installation comprises inductor and be arranged on the induction knob on described runner, and described inductor is arranged on the support of shock-testing machine, described inductor and described controller wireless connections.
8. hammer handle testing apparatus according to claim 1, is characterized in that, described impacting body adjusting gear comprises matrix, and described matrix is provided with syndeton and impacting body is adjusted assembly; Described impacting body is adjusted assembly and is comprised impacting body, and described impacting body is slidably arranged on described matrix.
9. hammer handle testing apparatus according to claim 8, is characterized in that, described matrix is provided with slide opening, and described impacting body can slide in described slide opening.
10. hammer handle testing apparatus as claimed in claim 8, it is characterized in that, described matrix is provided with some deep trouths, and described syndeton comprises some briquettings and the some fork connecting holes that are arranged on described deep trouth sidewall, and described briquetting can be connected with described matrix by the second securing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210221060.7A CN103512720B (en) | 2012-06-29 | 2012-06-29 | A kind of hammer handle test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210221060.7A CN103512720B (en) | 2012-06-29 | 2012-06-29 | A kind of hammer handle test equipment |
Publications (2)
| Publication Number | Publication Date |
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| CN103512720A true CN103512720A (en) | 2014-01-15 |
| CN103512720B CN103512720B (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210221060.7A Expired - Fee Related CN103512720B (en) | 2012-06-29 | 2012-06-29 | A kind of hammer handle test equipment |
Country Status (1)
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU515969A1 (en) * | 1974-11-25 | 1976-05-30 | Саратовский политехнический институт | Impact Test Pile Driver |
| JPS61294328A (en) * | 1985-06-24 | 1986-12-25 | Minoru Komatsu | Method and instrument for testing impact oscillation of screw |
| CN101408475A (en) * | 2008-11-07 | 2009-04-15 | 湖南大学 | Pendulum type frontal collision test stand of truck driver's cab |
| CN101458172A (en) * | 2008-11-12 | 2009-06-17 | 陶泽成 | Vehicle seat intensity comprehensive test machine |
| CN201348559Y (en) * | 2008-12-23 | 2009-11-18 | 中国包装科研测试中心 | Inclined plane impact tester |
| CN201673027U (en) * | 2010-05-13 | 2010-12-15 | 常州华厦建设工程质量检测有限公司 | Overhead rail glass shock-resistance test device |
| CN202092847U (en) * | 2011-01-30 | 2011-12-28 | 交通运输部公路科学研究所 | Safety detecting device of key position structure of large-size passenger bus |
| CN202276909U (en) * | 2011-09-30 | 2012-06-20 | 台州宝利特鞋业有限公司 | Heel fatigue resistance testing machine |
-
2012
- 2012-06-29 CN CN201210221060.7A patent/CN103512720B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU515969A1 (en) * | 1974-11-25 | 1976-05-30 | Саратовский политехнический институт | Impact Test Pile Driver |
| JPS61294328A (en) * | 1985-06-24 | 1986-12-25 | Minoru Komatsu | Method and instrument for testing impact oscillation of screw |
| CN101408475A (en) * | 2008-11-07 | 2009-04-15 | 湖南大学 | Pendulum type frontal collision test stand of truck driver's cab |
| CN101458172A (en) * | 2008-11-12 | 2009-06-17 | 陶泽成 | Vehicle seat intensity comprehensive test machine |
| CN201348559Y (en) * | 2008-12-23 | 2009-11-18 | 中国包装科研测试中心 | Inclined plane impact tester |
| CN201673027U (en) * | 2010-05-13 | 2010-12-15 | 常州华厦建设工程质量检测有限公司 | Overhead rail glass shock-resistance test device |
| CN202092847U (en) * | 2011-01-30 | 2011-12-28 | 交通运输部公路科学研究所 | Safety detecting device of key position structure of large-size passenger bus |
| CN202276909U (en) * | 2011-09-30 | 2012-06-20 | 台州宝利特鞋业有限公司 | Heel fatigue resistance testing machine |
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| Publication number | Publication date |
|---|---|
| CN103512720B (en) | 2016-03-09 |
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Granted publication date: 20160309 |