CN102556207A - Automatic overhauling line and overhauling method of air spring - Google Patents
Automatic overhauling line and overhauling method of air spring Download PDFInfo
- Publication number
- CN102556207A CN102556207A CN201110407113XA CN201110407113A CN102556207A CN 102556207 A CN102556207 A CN 102556207A CN 201110407113X A CN201110407113X A CN 201110407113XA CN 201110407113 A CN201110407113 A CN 201110407113A CN 102556207 A CN102556207 A CN 102556207A
- Authority
- CN
- China
- Prior art keywords
- air bellow
- stop
- storage area
- test
- maintenance
- 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.)
- Pending
Links
Images
Landscapes
- Warehouses Or Storage Devices (AREA)
Abstract
The invention belongs to the technical field of air spring overhauling and relates to an automatic overhauling line and an overhauling method of an air spring. The overhauling line comprises an overhauling zone and a storage zone, wherein the overhauling zone comprises a disassembling zone, an examination zone, an assembling zone and a property test zone and is used for disassembling, overhauling and testing the air spring; and an automatic air spring fetching and putting device is arranged in the overhauling zone. The overhauling line has the advantages that the examination of a capsule arranged on the lower part of the air spring can be achieved without turning the air spring, and the air spring can be transported and stored by adopting the same frock when the air spring is stored or moved, thus avoiding a multiple-time hosting phenomenon when in transportation and storage, effectively reducing the quantity of operators, saving labor cost and improving work efficiency.
Description
Technical field
The invention belongs to the technical field of air bellow maintenance, relate to automatic repair line of a kind of air bellow and repair method.
Background technology
Air bellow is as one of critical component on the railway passenger car bogie, and its characteristic not only has influence on the drive ability of vehicle, but also has influence on the safety of passenger vehicle.Air bellow is a charged pressure air in the flexible encapsulated container, utilizes the compressibility of air to realize a kind of inflatable rubber spring of elastic reaction, so air-tightness is required high.Because the influence of composite factors such as climatic conditions, line conditions (especially sharp radius curve) and air spring system parts and the quality of air bellow own, air leakage phenomena possibly appear in air bellow.
Vehicle must overhaul and air tight test, tightness test it, guarantees that the air bellow state of the art is good, and traditional approach adopts manual operation; The problem that has the bad decomposition of capsule in the decomposable process; Simultaneously, the air bellow that also need overturn could check that labor strength is very big to the capsule of air bellow bottom; Efficiency is low, has wasted the great amount of manpower resource.
Summary of the invention
The purpose of this invention is to provide automatic repair line of a kind of air bellow and repair method.
Technical scheme of the present invention is: the present invention provides a kind of air bellow automatic repair line; This repair line comprises maintenance district and storage area; The maintenance district comprises resolver, test zone, assembling district, performance test district, is used for decomposition, maintenance, the test of air bellow, and maintenance also is provided with air bellow automatic clamping and placing device in the district; Wherein, Be provided with disintegration platform rotatable and up-down in the resolver, this disintegration platform comprises the cylinder that slewing arrangement, stop motion mechanism and control slewing arrangement go up and down, and slewing arrangement is provided with the rotary supporting disk; This support disk is connected with the stop slider of cylinder and stop motion mechanism respectively; Be provided with the inspection bench board that is used to detect the air bellow correlated parts in the test zone, be provided with the assembling table of assembling air bellow in the assembling district, be provided with the air bellow performance test stand in the performance test district; Storage area comprises reparable item storage area and certified products storage area, and wherein, the reparable item storage area is positioned at the head end of repair line, is used to deposit the air bellow reparable item, and the certified products storage area is positioned at the tail end of repair line, is used to deposit the air bellow certified products.
Preferably, described assembling table comprises the stop motion mechanism of slewing arrangement and the stop of control slewing arrangement, and slewing arrangement is provided with the rotary supporting disk, and this support disk is connected with the stop slider of stop motion mechanism.
Preferably, described stop motion mechanism comprises stop slider and guide pillar, and stop slider can be free to slide on guide pillar.
Preferably, described reparable item storage area comprises storage rack, storage trays and motor-driven carrier, and storage trays can be placed on the storage rack through motor-driven carrier; Described certified products storage area comprises storage rack, storage trays and forklift, and storage trays can be placed on the storage rack through forklift.
The invention provides the repair method of three grades of maintenances of the automatic repair line of a kind of air bellow, the algorithm of its maintenance is: the air bellow that will pass through after the surface cleaning is put into the reparable item storage area, through motor-driven carrier air bellow is delivered to the test zone; Carry out exterior check; After observing N/D, deliver to the performance test district through motor-driven carrier and carry out air tight test, tightness test, stand the test then directly is transported to the certified products storage area; Decompose the inferior-quality resolver that is transported to; Change parts, carry out air tight test, tightness test after re-assemblying again, stand the test then directly is transported to the certified products storage area.
Preferably; Described decomposition step is: the slewing arrangement of stop disintegration platform, on support disk, place air bellow, and decompose according to technological requirement; When adjusting the decomposition position of air bellow; Stop slider is moved down and half-twist, guarantee that stop slider is fixed on the guide pillar, the rotational support disk decomposes the position that air bellow rotates to required decomposition then.
Preferably; Described number of assembling steps is: the slewing arrangement of stop assembling table, on support disk, place air bellow, and assemble according to technological requirement; When adjusting the assembling position of air bellow; Stop slider is moved down and half-twist, guarantee that stop slider is fixed on the guide pillar, rotate rotating disk then and air bellow is rotated to required stack-mounted position assemble.
The invention provides the repair method of three grades of maintenances of the automatic repair line of a kind of air bellow; The algorithm of its maintenance is: the air bellow that will pass through after the surface cleaning is put into the reparable item storage area; Through motor-driven carrier air bellow is delivered to the resolver and decompose, after the decomposition, each part is transported to the test zone through motor-driven carrier; Maintenance requirement according to each parts; Carry out the maintenance of parts or more renew parts, measure then, assemble, deliver to the performance test district through motor-driven carrier after having assembled and make an experiment.After checking experiment was intact, the off gauge of testing out was put into the reparable item storage area and is waited for maintenance again, and the certified products of testing out are put into the certified products storage area.
Preferably; Described decomposition step is: the slewing arrangement of stop disintegration platform, on support disk, place air bellow, and decompose according to technological requirement; When adjusting the decomposition position of air bellow; Stop slider is moved down and half-twist, guarantee that stop slider is fixed on the guide pillar, the rotational support disk decomposes the position that air bellow rotates to required decomposition then.
Preferably; Described number of assembling steps is: the slewing arrangement of stop assembling table, on support disk, place air bellow, and assemble according to technological requirement; When adjusting the assembling position of air bellow; Stop slider is moved down and half-twist, guarantee that stop slider is fixed on the guide pillar, rotate rotating disk then and air bellow is rotated to required stack-mounted position assemble.
Advantage of the present invention is:
1) the present invention is provided with disintegration platform rotatable and up-down, has solved the problem of the bad decomposition of capsule in the CRH type air bellow decomposable process, and the air bellow that can overturn is checked the capsule of air bellow bottom with regard to realizing;
2) air bellow repair line of the present invention can actv. reduces the quantity of operating personal, practices thrift labour cost, increases work efficiency;
3) operating process of the present invention meets air bellow check man process flow, can satisfy motor train unit air bellow three, four, Pyatyi maintenance, and is easy to operate;
4) the present invention is provided with the storage trays of air bellow; Can air bellow be placed on and put into storage rack on the pallet together; Deposit or during mobile air bellow, can adopt identical frock transhipment and deposit air bellow, the repeatedly lifting phenomenon when having avoided transhipment and having deposited.
Description of drawings
Fig. 1 is the structural representation of repair line of the present invention;
Fig. 2 is the schematic flow sheet of repair line of the present invention.
The specific embodiment
Explain further details in the face of the present invention down.Repair line comprises maintenance district and storage area; The maintenance district comprises resolver, test zone, assembling district, performance test district; Be used for decomposition, maintenance, the test of air bellow, maintenance also is provided with air bellow automatic clamping and placing device in the district, wherein; Be provided with disintegration platform rotatable and up-down in the resolver; This disintegration platform comprises the cylinder that slewing arrangement, stop motion mechanism and control slewing arrangement go up and down, and slewing arrangement is provided with the rotary supporting disk, and this support disk is connected with the stop slider of cylinder and stop motion mechanism respectively; Be provided with the inspection bench board that is used to detect the air bellow correlated parts in the test zone; Be provided with the assembling table of assembling air bellow in the assembling district; Assembling table comprises the stop motion mechanism of slewing arrangement and the stop of control slewing arrangement; Stop motion mechanism comprises stop slider and guide pillar; Stop slider can be free to slide on guide pillar, and slewing arrangement is provided with the rotary supporting disk, and this support disk is connected with the stop slider of stop motion mechanism; Be provided with the air bellow performance test stand in the performance test district; Storage area comprises reparable item storage area and certified products storage area; Wherein, the reparable item storage area is positioned at the head end of repair line, is used to deposit the air bellow reparable item; The reparable item storage area comprises storage rack, storage trays and motor-driven carrier; Storage trays can be placed on the storage rack through motor-driven carrier, and the certified products storage area is positioned at the tail end of repair line, is used to deposit the air bellow certified products; The certified products storage area comprises storage rack, storage trays and forklift, and storage trays can be placed on the storage rack through forklift.
The repair method of three grades of maintenances of the automatic repair line of a kind of air bellow, the algorithm of its maintenance is: the air bellow that will pass through after the surface cleaning is put into the reparable item storage area, through motor-driven carrier air bellow is delivered to the test zone; Carry out exterior check; After observing N/D, deliver to the performance test district through motor-driven carrier and carry out air tight test, tightness test, stand the test then directly is transported to the certified products storage area; Decompose the inferior-quality resolver that is transported to; Change parts, carry out air tight test, tightness test after re-assemblying again, stand the test then directly is transported to the certified products storage area.
Decomposition step is: the slewing arrangement of stop disintegration platform; On support disk, place air bellow; Decompose according to technological requirement, when adjusting the decomposition position of air bellow, stop slider is moved down and half-twist; Guarantee that stop slider is fixed on the guide pillar, the rotational support disk decomposes the position that air bellow rotates to required decomposition then.
Number of assembling steps is: the slewing arrangement of stop assembling table; On support disk, place air bellow; Assemble according to technological requirement, when adjusting the assembling position of air bellow, stop slider is moved down and half-twist; Guarantee that stop slider is fixed on the guide pillar, rotate rotating disk then and air bellow is rotated to required stack-mounted position assemble.
The repair method of three grades of maintenances of the automatic repair line of a kind of air bellow; The algorithm of its maintenance is: the air bellow that will pass through after the surface cleaning is put into the reparable item storage area; Through motor-driven carrier air bellow is delivered to the resolver and decompose, after the decomposition, each part is transported to the test zone through motor-driven carrier; Maintenance requirement according to each parts; Carry out the maintenance of parts or more renew parts, measure then, assemble, deliver to the performance test district through motor-driven carrier after having assembled and make an experiment.After checking experiment was intact, the off gauge of testing out was put into the reparable item storage area and is waited for maintenance again, and the certified products of testing out are put into the certified products storage area.
Decomposition step is: the slewing arrangement of stop disintegration platform; On support disk, place air bellow; Decompose according to technological requirement, when adjusting the decomposition position of air bellow, stop slider is moved down and half-twist; Guarantee that stop slider is fixed on the guide pillar, the rotational support disk decomposes the position that air bellow rotates to required decomposition then.
Number of assembling steps is: the slewing arrangement of stop assembling table; On support disk, place air bellow; Assemble according to technological requirement, when adjusting the assembling position of air bellow, stop slider is moved down and half-twist; Guarantee that stop slider is fixed on the guide pillar, rotate rotating disk then and air bellow is rotated to required stack-mounted position assemble.
The specific embodiment of the present invention is provided below, as follows:
Embodiment 1:
Present embodiment is three grades of maintenance, and algorithm is:
The air bellow that will pass through after the surface cleaning is put into the reparable item storage area; Through motor-driven carrier air bellow is delivered to the maintenance district, carry out exterior check, behind the observation N/D; Deliver to the performance test district through motor-driven carrier and carry out air tight test, tightness test; Stand the test then directly is transported to the certified products storage area, and decompose the inferior-quality resolver that is transported to, and carries out air tight test, tightness test again behind the replacing parts.
Embodiment 2:
Present embodiment is the level Four maintenance, and algorithm is:
The air bellow that will pass through after the surface cleaning is put into the reparable item storage area, through motor-driven carrier air bellow is delivered to the resolver; The turning gear of stop disintegration platform; Place air bellow; Decompose according to technological requirement, when adjusting the decomposition position of air bellow, stop slider is moved down and half-twist; Guarantee that stop slider is fixed on the guide pillar, rotate rotating disk then the position that air bellow rotates to required decomposition is decomposed; After the decomposition, each part is transported to the maintenance district,, carries out the maintenance of parts or more renew parts, measure and deliver to the assembling district then according to the maintenance requirement of each parts through motor-driven carrier; The turning gear of stop assembling table; Place air bellow: assemble according to technological requirement; When adjusting the assembling position of air bellow; Stop slider is moved down and half-twist, guarantee that stop slider is fixed on the guide pillar, rotate rotating disk then and air bellow is rotated to required stack-mounted position assemble; Delivering to the performance test district through motor-driven carrier after having assembled makes an experiment.After checking experiment was intact, the off gauge of testing out was put into the Awaiting Overhaul storage area and is waited for maintenance again, and the certified products of testing out are put into the certified products storage area.
Embodiment 3:
Present embodiment is the Pyatyi maintenance, and algorithm is:
The air bellow that will pass through after the surface cleaning is put into the reparable item storage area, through motor-driven carrier air bellow is delivered to the resolver; The turning gear of stop disintegration platform; Place air bellow; Decompose according to technological requirement, when adjusting the decomposition position of air bellow, stop slider is moved down and half-twist; Guarantee that stop slider is fixed on the guide pillar, rotate rotating disk then the position that air bellow rotates to required decomposition is decomposed; After the decomposition, each part is transported to the maintenance district,, carries out the maintenance of parts or more renew parts, measure and deliver to the assembling district then according to the maintenance requirement of each parts through motor-driven carrier; The turning gear of stop assembling table; Place air bellow: assemble according to technological requirement; When adjusting the assembling position of air bellow; Stop slider is moved down and half-twist, guarantee that stop slider is fixed on the guide pillar, rotate rotating disk then and air bellow is rotated to required stack-mounted position assemble; Delivering to the performance test district through motor-driven carrier after having assembled makes an experiment.After checking experiment was intact, the off gauge of testing out was put into the Awaiting Overhaul storage area and is waited for maintenance again, and the certified products of testing out are put into the certified products storage area.
Claims (10)
1. the automatic repair line of air bellow is characterized in that, this repair line comprises maintenance district and storage area; The maintenance district comprises resolver, test zone, assembling district, performance test district, is used for decomposition, maintenance, the test of air bellow, and maintenance also is provided with air bellow automatic clamping and placing device in the district; Wherein, Be provided with disintegration platform rotatable and up-down in the resolver, this disintegration platform comprises the cylinder that slewing arrangement, stop motion mechanism and control slewing arrangement go up and down, and slewing arrangement is provided with the rotary supporting disk; This support disk is connected with the stop slider of cylinder and stop motion mechanism respectively; Be provided with the inspection bench board that is used to detect the air bellow correlated parts in the test zone, be provided with the assembling table of assembling air bellow in the assembling district, be provided with the air bellow performance test stand in the performance test district; Storage area comprises reparable item storage area and certified products storage area, and wherein, the reparable item storage area is positioned at the head end of repair line, is used to deposit the air bellow reparable item, and the certified products storage area is positioned at the tail end of repair line, is used to deposit the air bellow certified products.
2. the automatic repair line of a kind of air bellow as claimed in claim 1; It is characterized in that; Described assembling table comprises the stop motion mechanism of slewing arrangement and the stop of control slewing arrangement, and slewing arrangement is provided with the rotary supporting disk, and this support disk is connected with the stop slider of stop motion mechanism.
3. like claim 1 or 2 any automatic repair lines of described a kind of air bellow, it is characterized in that described stop motion mechanism comprises stop slider and guide pillar, stop slider can be free to slide on guide pillar.
4. the automatic repair line of a kind of air bellow as claimed in claim 1 is characterized in that described reparable item storage area comprises storage rack, storage trays and motor-driven carrier, and storage trays can be placed on the storage rack through motor-driven carrier; Described certified products storage area comprises storage rack, storage trays and forklift, and storage trays can be placed on the storage rack through forklift.
5. the repair method of the automatic repair line of air bellow is characterized in that, the algorithm of its maintenance is: the air bellow that will pass through after the surface cleaning is put into the reparable item storage area; Through motor-driven carrier air bellow is delivered to the test zone, carry out exterior check, behind the observation N/D; Deliver to the performance test district through motor-driven carrier and carry out air tight test, tightness test; Stand the test then directly is transported to the certified products storage area, and decompose the inferior-quality resolver that is transported to, and changes parts; Carry out air tight test, tightness test after re-assemblying again, stand the test then directly is transported to the certified products storage area.
6. the repair method of the automatic repair line of a kind of air bellow as claimed in claim 5 is characterized in that described decomposition step is: the slewing arrangement of stop disintegration platform; On support disk, place air bellow; Decompose according to technological requirement, when adjusting the decomposition position of air bellow, stop slider is moved down and half-twist; Guarantee that stop slider is fixed on the guide pillar, the rotational support disk decomposes the position that air bellow rotates to required decomposition then.
7. the repair method of the automatic repair line of a kind of air bellow as claimed in claim 5 is characterized in that described number of assembling steps is: the slewing arrangement of stop assembling table; On support disk, place air bellow; Assemble according to technological requirement, when adjusting the assembling position of air bellow, stop slider is moved down and half-twist; Guarantee that stop slider is fixed on the guide pillar, rotate rotating disk then and air bellow is rotated to required stack-mounted position assemble.
8. the repair method of the automatic repair line of air bellow; It is characterized in that the algorithm of its maintenance is: the air bellow that will pass through after the surface cleaning is put into the reparable item storage area, through motor-driven carrier air bellow is delivered to the resolver and decomposes; After the decomposition; Through motor-driven carrier each part is transported to the test zone,, carries out the maintenance of parts or more renew parts according to the maintenance requirement of each parts; Measure then, assemble, deliver to the performance test district through motor-driven carrier after having assembled and make an experiment.After checking experiment was intact, the off gauge of testing out was put into the reparable item storage area and is waited for maintenance again, and the certified products of testing out are put into the certified products storage area.
9. the repair method of the automatic repair line of a kind of air bellow as claimed in claim 8 is characterized in that described decomposition step is: the slewing arrangement of stop disintegration platform; On support disk, place air bellow; Decompose according to technological requirement, when adjusting the decomposition position of air bellow, stop slider is moved down and half-twist; Guarantee that stop slider is fixed on the guide pillar, the rotational support disk decomposes the position that air bellow rotates to required decomposition then.
10. the repair method of the automatic repair line of a kind of air bellow as claimed in claim 8 is characterized in that described number of assembling steps is: the slewing arrangement of stop assembling table; On support disk, place air bellow; Assemble according to technological requirement, when adjusting the assembling position of air bellow, stop slider is moved down and half-twist; Guarantee that stop slider is fixed on the guide pillar, rotate rotating disk then and air bellow is rotated to required stack-mounted position assemble.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110407113XA CN102556207A (en) | 2011-12-09 | 2011-12-09 | Automatic overhauling line and overhauling method of air spring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110407113XA CN102556207A (en) | 2011-12-09 | 2011-12-09 | Automatic overhauling line and overhauling method of air spring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102556207A true CN102556207A (en) | 2012-07-11 |
Family
ID=46403186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110407113XA Pending CN102556207A (en) | 2011-12-09 | 2011-12-09 | Automatic overhauling line and overhauling method of air spring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102556207A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024417A (en) * | 2019-11-11 | 2020-04-17 | 龙铁纵横（北京）轨道交通科技股份有限公司 | Air spring overhaul cooperative operation platform and method |
| CN114055116A (en) * | 2021-11-22 | 2022-02-18 | 株洲时代新材料科技股份有限公司 | Detection and maintenance method for original disassembly and original assembly of air spring |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5111735A (en) * | 1990-10-30 | 1992-05-12 | Beloit Corporation | Air spring with quick release valve |
| US20030094740A1 (en) * | 2001-04-20 | 2003-05-22 | Michael Weber | Air-spring system |
| CN2581963Y (en) * | 2002-12-31 | 2003-10-22 | 朱金良 | Air spring tester |
| JP2007327832A (en) * | 2006-06-07 | 2007-12-20 | Railway Technical Res Inst | Tester for air spring for railroad vehicle |
| CN101424582A (en) * | 2008-11-21 | 2009-05-06 | 青岛四方车辆研究所有限公司 | Air spring test stand |
| CN202368705U (en) * | 2011-12-09 | 2012-08-08 | 青岛四方车辆研究所有限公司 | Air spring automatic examination and repair line |
-
2011
- 2011-12-09 CN CN201110407113XA patent/CN102556207A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5111735A (en) * | 1990-10-30 | 1992-05-12 | Beloit Corporation | Air spring with quick release valve |
| US20030094740A1 (en) * | 2001-04-20 | 2003-05-22 | Michael Weber | Air-spring system |
| CN2581963Y (en) * | 2002-12-31 | 2003-10-22 | 朱金良 | Air spring tester |
| JP2007327832A (en) * | 2006-06-07 | 2007-12-20 | Railway Technical Res Inst | Tester for air spring for railroad vehicle |
| CN101424582A (en) * | 2008-11-21 | 2009-05-06 | 青岛四方车辆研究所有限公司 | Air spring test stand |
| CN202368705U (en) * | 2011-12-09 | 2012-08-08 | 青岛四方车辆研究所有限公司 | Air spring automatic examination and repair line |
Non-Patent Citations (1)
| Title |
|---|
| 王延生: "SYS系列空气弹簧的结构与检修", 《铁道车辆》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111024417A (en) * | 2019-11-11 | 2020-04-17 | 龙铁纵横（北京）轨道交通科技股份有限公司 | Air spring overhaul cooperative operation platform and method |
| CN114055116A (en) * | 2021-11-22 | 2022-02-18 | 株洲时代新材料科技股份有限公司 | Detection and maintenance method for original disassembly and original assembly of air spring |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104296938A (en) | Valve pipe fitting gas tightness and machine vision comprehensive examination machine | |
| CN201497614U (en) | Automatic on-line shell leakage test machine | |
| CN102944367A (en) | Equipment for evaluating sealing property of automobile rear axle housing | |
| CN201603695U (en) | Automatic defective-product sorting device for motor rotor test | |
| CN204286705U (en) | A kind of Drive axle housing sealing property detects machine | |
| CN108394651A (en) | A kind of attaching/detaching apparatus of container medium lock | |
| CN202368705U (en) | Air spring automatic examination and repair line | |
| CN102556207A (en) | Automatic overhauling line and overhauling method of air spring | |
| CN102897248B (en) | Wire disassembling device of automobile | |
| CN102464165A (en) | Container case for vertically transporting gas bottles | |
| CN202245937U (en) | Electric lifting flatcar for rail transit locomotives or vehicles | |
| CN204128753U (en) | A kind of valve pipe fitting impermeability and machine vision comprehension checking machine | |
| CN103372859B (en) | Automatic rotation device for glass storage and transmission | |
| CN201566807U (en) | Special equipment for transportation and repair of life boat | |
| CN205437711U (en) | Horizontal dress jar machine | |
| CN105775174A (en) | Sinking type vacuum container used for environment tests | |
| CN204903104U (en) | Equipment is examined to gas tightness water | |
| CN202974678U (en) | Container type testing device | |
| CN205843978U (en) | For railcar vehicle-mounted air compressor machine test testing stand | |
| RU150294U1 (en) | MOBILE REPAIR WORKSHOP | |
| CN104215412B (en) | Plastic oil tank sealing detecting table | |
| CN202582845U (en) | Pressurizing cover board device for valve air tightness test | |
| CN203587309U (en) | Inclined plane impact testing machine | |
| CN101691134B (en) | Special equipment for transferring and repairing lifeboat | |
| CN203847989U (en) | Ultralow-temperature swing arm loading system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120711 |