CN201218774Y - Drop machine with security protection light screen apparatus - Google Patents
Drop machine with security protection light screen apparatus Download PDFInfo
- Publication number
- CN201218774Y CN201218774Y CNU2008200362657U CN200820036265U CN201218774Y CN 201218774 Y CN201218774 Y CN 201218774Y CN U2008200362657 U CNU2008200362657 U CN U2008200362657U CN 200820036265 U CN200820036265 U CN 200820036265U CN 201218774 Y CN201218774 Y CN 201218774Y
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- receiver
- drop machine
- controller
- safeguard protection
- drop
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Abstract
A falling tester with safety protection screen device comprises a falling tester body; the falling tester body is composed of a bracket, a goods bracket, a hanging releasing part, a lifting driving part and a controller, further comprising a safety protection screen device; the safety protection screen device is composed of an emitter and a receiver; the emitter and the receiver are oppositely provided at two sides of the falling tester working area position; the screen access formed between the emitter and the receiver passes through the falling tester working area; output end of the receiver outputs an electrical signal monitoring about ON/OFF of the screen access; the electrical signal is input into the controller. The proposal solves the technical problems that when the falling tester works, the workers do not evacuate the testing work area, the bracket and the packages on the bracket are easy to hit the workers to cause the safety accident.
Description
Technical field
The utility model relates to the vertical drop machine in the environmental mechanics testing equipment; relate generally to a kind of drop machine with safeguard protection light proscenia; promptly on the perform region of vertical drop machine, dispose safeguard protection light proscenia, to guarantee the safety in the drop machine perform region.
Background technology
Require among the standard GB 4857.5-1992 " transport package fundamental test-vertical impact fall-down test method " transport package is done the vertical impact fall-down test, purpose be the evaluation transport package when being subjected to vertical impact impact strength and packing to the protective capability of packing material.The dropping table test unit mainly is to be subjected to the vertical experimental enviroment that freely falls in order to imitate package in transportation now.Simply introduce earlier the working condition of dropping table: dropping table carriage and test specimen rise to the test height of requirement together, start the fall-down test pushbutton switch, the action of suspension releasing parts, carriage breaks off relations and begins to fall, place that the test article instrument also begins to fall on the carriage, in the moment that carriage breaks off relations, the bounce of energy-stored spring acts between sprung parts and the holder part, force carriage to drop down with speed greater than freely falling body, the warranty test article separate with carriage, realize that test specimen falls on the ground (testing surface) in rigidity with the state that freely falls.
Though existing drop machine can imitate package and be subjected to the vertical experimental enviroment that freely falls in transportation, but still there is potential safety hazard in actual applications: when the drop machine boot action, if the staff does not withdraw the experiment work zone of drop machine, and the carriage of drop machine upper support package has fallen, carriage just may be pounded the staff, causes the generation of security incident.
Therefore, the utility model provides a kind of drop machine with safeguard protection light proscenia, to remedy the deficiencies in the prior art from improving the prior art angle.
Summary of the invention
The utility model provides a kind of drop machine with safeguard protection light proscenia; its objective is that solution is when the drop machine boot action; the staff does not but withdraw the experiment work zone, carriage and on package easily pound the staff, the technical matters that causes security incident to take place.
For achieving the above object; the technical solution adopted in the utility model is: a kind of drop machine with safeguard protection light proscenia; comprise the drop machine main body; this drop machine main body is mainly by support; goods bracket; hang releasing parts; lifting driver part and controller constitute; also comprise a safeguard protection light proscenia; this safeguard protection light proscenia is made of transmitter and receiver; described transmitter and receiver correspondence are arranged on the both sides of position, drop machine perform region; the light curtain path that forms between transmitter and the receiver passes the drop machine perform region; the output terminal output one monitoring electric signal about light curtain path break-make on the receiver, this electric signal is imported in the described controller.
The further change interpretation of related content in the technique scheme is as follows:
1, in the such scheme, output terminal on the described receiver connects the line bag of relay, and the normally closed contact of this relay is connected in series in by the drop switch in the controller circuit.
2, in the such scheme, the output terminal on the described receiver is connected with controller through interface module.
3, in the such scheme, described transmitter and receiver correspondence are arranged on both sides, position, drop machine perform region, can be the both sides, front and back of position, perform region, it also can be the left and right sides of position, perform region, the wherein corresponding transmitting aperture and the correspondence of the receiving orifice on the receiver that are meant on the transmitter of being provided with is provided with, its objective is that the light curtain path that forms need pass the drop machine perform region between transmitter and receiver, monitoring electric signal by light curtain output break-make connects controller, to guarantee when drop machine is worked, the staff withdraws fully in its perform region, avoids the generation of security incident.
4, in the such scheme, described light curtain signal output links to each other with controller by relay, in the time of the light curtain output channel in the perform region, and the outage of relay line bag, the normally closed contact closure, controller control falling branch road is also closed, and fall-down test is carried out; When the light curtain in perform region output be blocked, when opening circuit, the energising of relay line bag, normally closed contact disconnects, controller control is fallen branch road and is also disconnected, fall-down test stops to carry out.
5, in the such scheme, the output of the monitoring electric signal of described light curtain path break-make has two-way, wherein one the road breaks down, and another road can guarantee operate as normal, plays the effect of duplicate protection.
Because the technique scheme utilization, the utility model compared with prior art has following advantage:
Because the utility model is added the safe light curtain protective device at drop machine body of work regional location; by the perform region of the output one of the output terminal on the receiver about the monitoring electric signal monitoring drop machine of light curtain path break-make; guarantee that the no talent can start fall-down test in this perform region; or in the staff enters into this perform region the time; because the existence of light curtain protection; the dangerous play of the drop machine in the perform region is stopped; eliminated safe operation hidden danger; improved the security of whole drop machine system; avoided the generation of security incident; solved the problem of safety in production, met the need of market.
Description of drawings
Accompanying drawing 1 is the utility model example structure synoptic diagram;
Accompanying drawing 2 is the electrical principle synoptic diagram that the utility model embodiment safe light curtain device is connected with controller.
In the above accompanying drawing: 1, drop machine main body; 2, transmitter; 3, receiver; 4, mounting bracket; 5, light curtain path; 6, relay; 7, normally closed contact; 8, drop switch.
Embodiment
Below in conjunction with drawings and Examples the utility model is further described:
Embodiment: as shown in Figure 1; a kind of drop machine with safeguard protection light proscenia; comprise drop machine main body 1; this drop machine main body 1 is mainly by support; goods bracket; hang releasing parts; lifting driver part and controller constitute; also comprise a safeguard protection light proscenia; this safeguard protection light proscenia is made of transmitter 2 and receiver 3; described transmitter 2 and receiver 3 are installed in the left and right sides of drop machine perform region by mounting bracket 4 with it; and the receiving orifice on transmitting aperture on the transmitter 2 and the receiver 3 is corresponding to be provided with; the light curtain path 5 that forms between transmitter 2 and the receiver 3 passes the drop machine perform region; the output terminal output one monitoring electric signal about light curtain path 5 break-makes on the receiver 3, this electric signal is imported in the described controller (not shown).
As shown in Figure 2, the monitoring electric signal of described light curtain path 5 break-makes is by the line bag of the connection of the output terminal on the receiver 3 relay 6, and the drop switch 8 that the normally closed contact 7 of this relay 6 is connected in series in the controller circuit is other.In the time of the light curtain output channel in the perform region, the outage of relay 6 line bags, normally closed contact 7 closures, controller control falling branch road is also closed, and fall-down test is carried out; When the light curtain in perform region output be blocked, when opening circuit, the energising of relay 6 line bags, normally closed contact 7 disconnects, controller control is fallen branch road and is also disconnected, fall-down test stops to carry out.And the output of the monitoring electric signal of described light curtain path 5 break-makes has two-way, wherein one the road breaks down, and another road can guarantee operate as normal, plays the effect of duplicate protection.
And the mode that this safeguard protection light proscenia resets can have two kinds, and a kind of is to automatically reset, and promptly when the light beam of the light curtain that is blocked in drop machine perform region output all during conducting, the output of its light curtain automatically resets; Another kind is hand-reset, and promptly when the light beam of the light curtain that is blocked in drop machine perform region output all after the conducting, the light curtain still must manually reset by the staff in the outside of guard plot, just can make drop machine carry out work again.
Because the utility model is installed the safe light curtain protective device at drop machine body of work regional location; perform region by light curtain output signal monitoring drop machine; guarantee that safety just can start fall-down test in this perform region; or in the staff enters into this perform region the time; because the existence of light curtain protection; the dangerous play of the drop machine in the perform region is stopped; eliminated safe operation hidden danger; improved the security of whole drop machine system; avoided the generation of security incident; solved the problem of safety in production, met the need of market.
The foregoing description only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present utility model and enforcement according to this, can not limit protection domain of the present utility model with this.All equivalences of being done according to the utility model spirit change or modify, and all should be encompassed within the protection domain of the present utility model.
Claims (3)
1; a kind of drop machine with safeguard protection light proscenia; comprise drop machine main body (1); this drop machine main body (1) is mainly by support; goods bracket; hang releasing parts; lifting driver part and controller constitute; it is characterized in that: also comprise a safeguard protection light proscenia; this safeguard protection light proscenia is made of transmitter (2) and receiver (3); described transmitter (2) and receiver (3) correspondence are arranged on the both sides of position, drop machine perform region; the light curtain path (5) that forms between transmitter (2) and the receiver (3) passes the drop machine perform region; the output terminal output one monitoring electric signal about light curtain path (5) break-make on the receiver (3), this electric signal is imported in the described controller.
2, the drop machine of band safeguard protection light proscenia according to claim 1; it is characterized in that: the output terminal on the described receiver (3) connects the line bag of relay (6), and the drop switch (8) that the normally closed contact (7) of this relay (6) is connected in series in the controller circuit is other.
3, the drop machine of band safeguard protection light proscenia according to claim 1, it is characterized in that: the output terminal on the described receiver (3) is connected with controller through interface module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200362657U CN201218774Y (en) | 2008-05-16 | 2008-05-16 | Drop machine with security protection light screen apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200362657U CN201218774Y (en) | 2008-05-16 | 2008-05-16 | Drop machine with security protection light screen apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201218774Y true CN201218774Y (en) | 2009-04-08 |
Family
ID=40541609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200362657U Expired - Lifetime CN201218774Y (en) | 2008-05-16 | 2008-05-16 | Drop machine with security protection light screen apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201218774Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109870287A (en) * | 2019-03-07 | 2019-06-11 | 中北大学 | The high g load load point photoelectric eye of ignition capacitor and test method |
| CN111458095A (en) * | 2020-04-15 | 2020-07-28 | 京东方科技集团股份有限公司 | Drop test device and method thereof |
-
2008
- 2008-05-16 CN CNU2008200362657U patent/CN201218774Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109870287A (en) * | 2019-03-07 | 2019-06-11 | 中北大学 | The high g load load point photoelectric eye of ignition capacitor and test method |
| CN111458095A (en) * | 2020-04-15 | 2020-07-28 | 京东方科技集团股份有限公司 | Drop test device and method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SUZHOU SUSHI TESTING INSTRUMENT CO., LTD. Free format text: FORMER OWNER: SUZHOU TESTING INSTRUMENT FACTORY Effective date: 20110425 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 215129 NO. 55, LUSHAN ROAD, HIGH-TECH. ZONE, SUZHOU CITY, JIANGSU PROVINCE TO: 215122 NO. 18, KEFENG ROAD, WEITING TOWN, CHINA-SINGAPORE TECHNOLOGY CITY, INDUSTRIAL PARK, SUZHOU CITY, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20110425 Address after: 215122 Suzhou Industrial Park, the new science and Technology City, the town of Ting Ting Feng Road, No. 18, No. Patentee after: Suzhou Sushi Testing Instrument Co., Ltd. Address before: 215129 55 deer Road, hi tech Development Zone, Jiangsu, Suzhou Patentee before: Suzhou Testing Instrument Factory |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215122 Suzhou Industrial Park, the new science and Technology City, the town of Ting Ting Feng Road, No. 18, No. Patentee after: Suzhou Sushi Testing Instrument Co.,Ltd. Address before: 215122 Suzhou Industrial Park, the new science and Technology City, the town of Ting Ting Feng Road, No. 18, No. Patentee before: Suzhou Sushi Testing Instrument Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 215122 Suzhou Industrial Park, the new science and Technology City, the town of Ting Ting Feng Road, No. 18, No. Patentee after: Suzhou Su test group Limited by Share Ltd Address before: 215122 Suzhou Industrial Park, the new science and Technology City, the town of Ting Ting Feng Road, No. 18, No. Patentee before: Suzhou Sushi Testing Instrument Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090408 |
|
| CX01 | Expiry of patent term |