CN108267287A - A kind of Pneumatic immpacting testing equipment - Google Patents
A kind of Pneumatic immpacting testing equipment Download PDFInfo
- Publication number
- CN108267287A CN108267287A CN201711472586.1A CN201711472586A CN108267287A CN 108267287 A CN108267287 A CN 108267287A CN 201711472586 A CN201711472586 A CN 201711472586A CN 108267287 A CN108267287 A CN 108267287A
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- 238000012360 testing method Methods 0.000 title claims abstract description 20
- 230000003139 buffering effect Effects 0.000 claims description 7
- 238000004080 punching Methods 0.000 claims description 3
- 230000003116 impacting effect Effects 0.000 claims 1
- 238000002474 experimental method Methods 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention relates to Pneumatic immpacting experimental technique field, a kind of disclosed Pneumatic immpacting testing equipment, including：Power plant is oriented to carriage, target, speed gear mechanism, the power plant is high-speed cylinder 5, piston rod one end of high-speed cylinder 5 is connected by speed gear mechanism with being oriented to carriage, it is oriented on carriage and is provided with the impact head hit with target, the impact head 3 being oriented on carriage is corresponding with 4 center of target of horizontal linearity course bearing；The speed that impact head 3 hits target 4 is the several times of the disengaging speed of the piston rod of high-speed cylinder.The speed that the present invention hits target is the several times of the disengaging speed of the piston rod of high-speed cylinder；Its is simple in structure, small, easy to operate, manufactures at low cost.
Description
Technical field
The present invention relates to impact test equipment technical field more particularly to a kind of Pneumatic immpacting testing equipments.
Background technology
At present, present Pneumatic immpacting experiment, the high-speed cylinder generally used drive directly hitting for impact head horizontal linearity
Target is hit, there is that the high-speed cylinder power used is big, and volume is big, and the accuracy rate that impact head repeated impact target uses is low,
It manufactures of high cost.
Invention content
In order to overcome the deficiencies of the prior art, the present invention provides a kind of Pneumatic immpacting testing equipment.
For achieving the above object, the present invention adopts the following technical scheme that：
A kind of Pneumatic immpacting testing equipment, including：Power plant is oriented to carriage, target, speed gear mechanism, described dynamic
Power apparatus is high-speed cylinder 5, and piston rod one end of high-speed cylinder 5 is connected with being oriented to carriage by speed gear mechanism, led
The impact head hit with target is provided on carriage, the impact head 3 being oriented on carriage and horizontal linearity track side
To 4 center of target correspond to；The speed that impact head 3 hits target 4 is the several times of the disengaging speed of the piston rod of high-speed cylinder.
A kind of Pneumatic immpacting testing equipment, it is described to be oriented to slide bar 2, slide 1, stent of the carriage by two directed parallels
Composition, the slide bar 2 of two directed parallels are separately fixed on sliding rod rack, and slide is equipped on the slide bar 2 of two directed parallels
1, the bottom centre of slide 1 is fixed with impact bar；Sliding rod rack is connected and composed by fore-stock 8 and after-poppet 9, and fore-stock 8 is with after
Stent 9 is bolted on frame plate 6.
A kind of Pneumatic immpacting testing equipment, the impact head 3 are adjustable impact head, and impact head 3 passes through impact bar and punching
The counterweight 13 for hitting rod rear end is bolted, and the bottom of impact bar is provided with upper rack 12, and upper rack 12 is revolved with speed gear mechanism
The engagement connection of power gear 11 turned.
A kind of Pneumatic immpacting testing equipment, the speed gear mechanism, including：Upper rack 12, power gear 11, lower rack
10, connection is engaged on 11 top of power gear with upper rack 12, and connection is engaged in 11 bottom end of power gear with lower rack 10；Power gear
11 are connected centrally through wheel carrier 14 with the piston rod top of high-speed cylinder；Lower rack 10 is fixed on frame plate 6；High-speed cylinder 5
It is fixed on frame plate 6 by cylinder frame 7.
A kind of Pneumatic immpacting testing equipment, the target 4 are adjustable target, and target 4 is fixed on cylinder by adjusting block
On frame 7；The target 4 is made of buffering valve body.
Due to using technical solution as described above, the present invention has following superiority：
A kind of Pneumatic immpacting testing equipment, the speed using shock target 4 are the numbers of the disengaging speed of the piston rod of high-speed cylinder
Times；The buffering valve body of target 4, which is write down, to be hit the impact force of buffering valve body, hits displacement and hit the time of displacement.Its structure
Simply, it is small, easy to operate, it manufactures at low cost.
The present invention is with the high-speed impact buffing pad per second more than 3m so as to obtain experimental data, cylinder rod maximum movement speed
3m/s.Motion mode cylinder moving drives the power gear of driving, and the power wheel of sliding tooth pushes upper rack to do speed movement, on
The movement velocity of rack is twice of cylinder rod movement velocity.
Description of the drawings
Fig. 1 is the dimensional structure diagram of Pneumatic immpacting testing equipment.
Fig. 2 is the positive structure diagram of Pneumatic immpacting testing equipment.
Specific embodiment
As shown in Figure 1, 2, a kind of Pneumatic immpacting testing equipment, including：Power plant is oriented to carriage, target, speed
Gear mechanism, the power plant are high-speed cylinder 5, and piston rod one end of high-speed cylinder 5 passes through speed gear mechanism and guiding
Carriage is connected, and is oriented on carriage and is provided with the impact head hit with target, the impact head 3 that is oriented on carriage and
4 center of target of horizontal linearity course bearing corresponds to；Impact head 3 hit target 4 speed be high-speed cylinder piston rod into
Go out the several times of speed.
The guiding carriage is made of the slide bar 2, slide 1, stent of two directed parallels, the cunning of two directed parallels
Bar 2 is separately fixed on sliding rod rack, slide 1 is equipped on the slide bar 2 of two directed parallels, the bottom centre of slide 1 is fixed
There is impact bar；Sliding rod rack is connected and composed by fore-stock 8 and after-poppet 9, and fore-stock 8 and after-poppet 9 are bolted on frame
On plate 6.
The impact head 3 is adjustable impact head, and impact head 3 is connected by 13 bolt of counterweight of impact bar and impact rod rear end
It connects, the bottom of impact bar is provided with upper rack 12, and upper rack 12 engages connection with the power gear 11 that speed gear mechanism rotates.
The speed gear mechanism, including：Upper rack 12, power gear 11, lower rack 10,11 top of power gear with it is upper
The engagement connection of rack 12, connection is engaged in 11 bottom end of power gear with lower rack 10；Power gear 11 centrally through wheel carrier 14 with
The piston rod top of high-speed cylinder is connected；Lower rack 10 is fixed on frame plate 6；High-speed cylinder 5 is fixed on frame plate by cylinder frame 7
On 6.
The target 4 is adjustable target, and target 4 is fixed on by adjusting block on cylinder frame 7；The target 4 is by buffering
Seat composition, buffing pad are to hit target.
It hits mode：Slide post is coupled by connecting plate with linear bearing；Counterweight is fixed on slide post to follow
Slide post moves along a straight line, and slide post is connected firmly with carry-over bar；The movement velocity and weight mass size for adjusting cylinder rod can obtain
Different Impact energies.
A kind of method of Pneumatic immpacting experiment, its step are as follows：
1）, assembling Pneumatic immpacting testing equipment, by power plant, be oriented to carriage, target, speed gear mechanism be mounted on frame
On plate 6；
The high-speed cylinder 5 of power plant is mounted on by cylinder frame 7 on frame plate 6;And target 4 is installed on cylinder frame 7；It will
The slide 1 for being oriented to carriage is fixed on by the slide bar 2 of two directed parallels, fore-stock 8 and 9 bolt of after-poppet on frame plate 6；
Make the impact head 3 on the impact bar of 1 bottom centre of slide corresponding with 4 center of target of horizontal linearity course bearing, and by lower tooth
Item 10 is fixed on frame plate 6；
2）, adjustment, by impact bar adjustment impact head 3 with hit target 4 distance, by adjusting block adjustment target 4 with punching
Tap the head 3 concentricity, by the balance position for matching recanalization impact head 3；
3）, work when, the piston rod of high-speed cylinder 5 stretches out, and the piston rod of high-speed cylinder 5 is made to pass through the power of speed gear mechanism
11 bottom end of gear moves on lower rack 10；Make 11 top of power gear that the upper rack 12 for being oriented to carriage bottom be pushed to make phase
To speed move；Upper rack 12 drives the impact head 3 on 1 bottom centre's impact bar of slide, is hit along horizontal linearity course bearing
Hit the center of target 4；The speed for hitting target 4 is the several times of the disengaging speed of the piston rod of high-speed cylinder；The buffering of target 4
Valve body, which is write down, to be hit the impact force of buffering valve body, hits displacement and hit the time of displacement.
Claims (5)
1. a kind of Pneumatic immpacting testing equipment, it is characterized in that：Including：Power plant is oriented to carriage, target, speed gear
Mechanism, the power plant are high-speed cylinder 5, and piston rod one end of high-speed cylinder 5 is slided by speed gear mechanism with being oriented to
Device is connected, and is oriented on carriage and is provided with the impact head hit with target, the impact head 3 and level being oriented on carriage
4 center of target in linear track direction corresponds to；The speed that impact head 3 hits target 4 is the disengaging speed of the piston rod of high-speed cylinder
The several times of degree.
2. a kind of Pneumatic immpacting testing equipment according to claim 1, it is characterized in that：The guiding carriage is by two
Slide bar 2, slide 1, the stent composition of directed parallel, the slide bar 2 of two directed parallels are separately fixed on sliding rod rack, and two are led
Slide 1 is equipped on parallel slide bar 2, the bottom centre of slide 1 is fixed with impact bar；Sliding rod rack is by fore-stock 8 with after
Stent 9 connects and composes, and fore-stock 8 and after-poppet 9 are bolted on frame plate 6.
3. a kind of Pneumatic immpacting testing equipment according to claim 1, it is characterized in that：The impact head 3 is adjustable punching
It taps the head, impact head 3 is bolted by impact bar with impacting the counterweight 13 of rod rear end, and the bottom of impact bar is provided with upper rack
12, upper rack 12 engages connection with the power gear 11 that speed gear mechanism rotates.
4. a kind of Pneumatic immpacting testing equipment according to claim 1, it is characterized in that：The speed gear mechanism, including：
Upper rack 12, power gear 11, lower rack 10,11 top of power gear engage connection, 11 bottom end of power gear with upper rack 12
Connection is engaged with lower rack 10；Power gear 11 is connected centrally through wheel carrier 14 with the piston rod top of high-speed cylinder；Lower tooth
Item 10 is fixed on frame plate 6；High-speed cylinder 5 is fixed on by cylinder frame 7 on frame plate 6.
5. a kind of Pneumatic immpacting testing equipment according to claim 1, it is characterized in that：The target 4 is adjustable target,
Target 4 is fixed on by adjusting block on cylinder frame 7；The target 4 is made of buffering valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711472586.1A CN108267287A (en) | 2017-12-29 | 2017-12-29 | A kind of Pneumatic immpacting testing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711472586.1A CN108267287A (en) | 2017-12-29 | 2017-12-29 | A kind of Pneumatic immpacting testing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108267287A true CN108267287A (en) | 2018-07-10 |
Family
ID=62773003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711472586.1A Pending CN108267287A (en) | 2017-12-29 | 2017-12-29 | A kind of Pneumatic immpacting testing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108267287A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712767A (en) * | 2014-01-07 | 2014-04-09 | 北京卫星环境工程研究所 | Pneumatic device for pneumatic type horizontal impact table |
| CN104748932A (en) * | 2015-01-29 | 2015-07-01 | 中国铁路总公司 | Automatic excitation device of railway bridge foundation structure |
| CN106736800A (en) * | 2016-11-29 | 2017-05-31 | 洛阳利维科技有限公司 | A kind of method that utilization hydraulic cylinder and gear realize double-speed Mobile Slide |
| CN207622976U (en) * | 2017-12-29 | 2018-07-17 | 洛阳霍鑫机电科技有限公司 | A kind of Pneumatic immpacting testing equipment |
-
2017
- 2017-12-29 CN CN201711472586.1A patent/CN108267287A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103712767A (en) * | 2014-01-07 | 2014-04-09 | 北京卫星环境工程研究所 | Pneumatic device for pneumatic type horizontal impact table |
| CN104748932A (en) * | 2015-01-29 | 2015-07-01 | 中国铁路总公司 | Automatic excitation device of railway bridge foundation structure |
| CN106736800A (en) * | 2016-11-29 | 2017-05-31 | 洛阳利维科技有限公司 | A kind of method that utilization hydraulic cylinder and gear realize double-speed Mobile Slide |
| CN207622976U (en) * | 2017-12-29 | 2018-07-17 | 洛阳霍鑫机电科技有限公司 | A kind of Pneumatic immpacting testing equipment |
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