CN201380257Y - 8-shaped rib processing machine - Google Patents
8-shaped rib processing machine Download PDFInfo
- Publication number
- CN201380257Y CN201380257Y CN200920032976U CN200920032976U CN201380257Y CN 201380257 Y CN201380257 Y CN 201380257Y CN 200920032976 U CN200920032976 U CN 200920032976U CN 200920032976 U CN200920032976 U CN 200920032976U CN 201380257 Y CN201380257 Y CN 201380257Y
- Authority
- CN
- China
- Prior art keywords
- word muscle
- pressure
- hydraulically extensible
- hydraulic
- processed
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Wire Processing (AREA)
Abstract
The utility model discloses a 8-shaped rib processing machine, which comprises a horizontal processing device and a vertical processing device; primary products to be processed and shaped like 8 or rectangular reinforcing steel bar frames to be processed are horizontally extruded from the left side, the right side and the middle part, and the reinforcing steel bars on two sides are folded at the middle part through the horizontal processing device; and 8-shaped rib intermediate products extruded through the horizontal processing device and welded and fixed at the middle part are vertically companded so as to achieve the required bending degree of the design. The utility model has the advantages of structural and reasonable design, high machining precision, low construction cost and high production efficiency, and can effectively solve the practical problems of low processing efficiency, great processing error, and the like in the prior 8-shaped rib manufacturing process.
Description
Technical field
The utility model relates to a kind of machinery processing apparatus, especially relates to a kind of 8 word muscle processing machines.
Background technology
Nowadays, when processing 8 word muscle, need to process on the plane earlier 12 bending points, and between the 1-12 point, adopt arc welding spot welding to be fixed into closed form successively; Simultaneously, also need behind 4 bending points of the vertical processing in side, could finally finish the machine-shaping of one 8 word muscle.To sum up, in the existing processing method of 8 word muscle, 16 bending points of a total processing that is to say as can be seen, common processing method need manually be carried out the 8 word muscle shaped articles that 16 bendings can be produced requirement, and it is too much to make the number of bends that is carried out in its processing technology.Therefore, there be defective and the deficiency that working (machining) efficiency is low and mismachining tolerance is big in existing 8 word muscle processing methods, in order to improve working (machining) efficiency and to reduce mismachining tolerance, improve machining accuracy, must improve the processing method of existing 8 word muscle.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, a kind of 8 word muscle processing machines are provided, its reasonable in design, machining accuracy height, construction cost is low and production efficiency is high, can effectively solve in the existing 8 word muscle production processes practical problems such as the low and mismachining tolerance of existing working (machining) efficiency is big.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of 8 word muscle processing machines, 8 word muscle processing machines, it is characterized in that: comprise that the primary product to need machine-shaping 8 word muscle are that rectangle reinforcing steel bar frame to be processed carries out the horizontal processing unit (plant) that the level extruding is closed up until both sides reinforcing bar middle part in the middle part of the left and right sides, and 8 word muscle intermediate products after fixing through described horizontal processing unit (plant) extruding and with the middle part welding are carried out vertical pressure stretch until the vertical processing unit (plant) that reaches the design degree of crook;
Described horizontal processing unit (plant) comprises processing platform, is arranged on the described processing platform and carries out former and later two fixing reinforcing bar shaping internal stops of suit from the front and rear part to described rectangle reinforcing steel bar frame to be processed, carry out two pressing mechanisms that symmetrical level is pushed with the rectangle reinforcing steel bar frame described to be processed that suit is fixed on former and later two reinforcing bar shaping internal stops from the left and right sides, and the driving mechanism one that respectively described two pressing mechanisms is driven;
Two supports about described vertical processing unit (plant) comprises, be installed in middle part between described two supports landing slab, be arranged on the landing slab and carry out two backing plates that symmetrical pad is put from the left and right sides to described 8 word muscle intermediate products, with from the 8 word muscle intermediate products middle part of being put it is carried out the pressure stretch mechanism of pressure stretch straight down, and the driving mechanism two that described pressure stretch mechanism is driven by pad.
Described driving mechanism one and driving mechanism two are hydraulic drive mechanism.
Described processing platform is provided with the rail groove one of walking about for described two pressing mechanisms walking.
Described pressing mechanism is included in the rail groove one of walking about walking and directly described rectangle reinforcing steel bar frame to be processed is carried out the hydraulically extensible jacking block of horizontal roof pressure and be fixed on the hydraulically extensible plate in the hydraulically extensible jacking block outside;
Described driving mechanism one comprise have hydraulic oil import and export one hydraulically extensible main shaft, respectively from front portion and afterbody to hydraulic pressure afterbody gripper shoe and hydraulic pressure front end gripper shoe one that the hydraulically extensible main shaft supports, from hydraulically extensible main shaft outer end it is stopped fixing hydraulic pressure baffle plate;
Described hydraulically extensible plate is fixed on the clutch end of hydraulically extensible main shaft by the hydraulic axis flange.
The outside of described two reinforcing bar shaping internal stops be symmetrical arranged the reinforcing bar process side that is useful on the fixing described rectangle reinforcing steel bar frame to be processed of chucking to baffle plate and reinforcing bar process side to the retaining muscle.
Described support is made up of former and later two vertical support members, and is provided with the walk up and down groove of usefulness for described pressure stretch mechanism between described former and later two vertical support members.
Described driving mechanism two is a hydraulic jack.
Described pressure stretch mechanism is included in that level moves up and down and be used to install the jack fixed platform plate of described hydraulic jack in the described groove, with the telescopic baffle that is fixed under the jack fixed platform plate, and be installed under the telescopic baffle and drive and directly 8 word muscle intermediate products are carried out the top-pressure mechanism of roof pressure straight down by described hydraulic jack; The both ends, the left and right sides of described jack fixed platform plate.
Described top-pressure mechanism comprises base and is installed in jacking plate under the base.
1, the utility model compared with prior art has the following advantages: 1, simple and reasonable, processing and fabricating is convenient and use easy and simple to handlely, and the operation skilled worker can be on duty after simple training.2, reasonable in design and result of use good, machining accuracy is high, when significantly reducing construction error, also reduced labour cost, reduced construction cost.3, high efficiency, in whole process of the present utility model, human factor is farthest reduced, and removes cool time, processes the process time of one 8 word muscle finished product and has only 3-5 minute, has greatly improved efficiency of construction.In sum, the utility model reasonable in design, machining accuracy height, construction cost is low and production efficiency is high, can effectively solve in the existing 8 word muscle production processes practical problems such as the low and mismachining tolerance of existing working (machining) efficiency is big.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is the schematic diagram of the horizontal processing unit (plant) of the utility model.
Fig. 2 is the vertical view of Fig. 1.
Fig. 3 is the schematic diagram of the vertical processing unit (plant) of the utility model.
Fig. 4 is the right view of Fig. 3.
Fig. 5 is the structural representation of the utility model machine-shaping 8 word muscle.
Description of reference numerals:
1-processing platform panel; 2-hydraulic pressure baffle plate supports gusset; 3-hydraulic pressure baffle plate;
4-hydraulic oil imports and exports one; 5-hydraulic pressure afterbody gripper shoe; 6-hydraulically extensible main shaft;
7-hydraulic pressure front end gripper shoe one; 8-hydraulic axis flange; 9-hydraulically extensible plate;
10-hydraulically extensible jacking block; 11-reinforcing bar process side is to baffle plate; 12-reinforcing bar shaping internal stop;
13-reinforcing bar processing backing plate; 14-reinforcing bar process side is to the retaining muscle; The 15-rail groove one of walking about;
16-processing platform support; 17-hydraulic pressure base; 18-hydraulic oil imports and exports two;
19-jack fixed head; 20-jack fixed platform plate; The 21-telescopic baffle;
22-jack end plate; 23-jack front end gripper shoe; The 24-set bolt;
The 25-base; 26-jacking plate; The 27-backing plate;
The 28-landing slab; The double-deck channel-section steel of 29-; 30-bottom backing plate;
31-bracket gusset; The 32-bracket fixing plate; The 33-support;
34-8 word muscle.
The specific embodiment
As Fig. 1, Fig. 2, Fig. 3, Fig. 4 and shown in Figure 5, the utility model comprises that the primary product to need machine-shaping 8 word muscle 34 are that rectangle reinforcing steel bar frame to be processed carries out the horizontal processing unit (plant) that the level extruding is closed up until both sides reinforcing bar middle part in the middle part of the left and right sides, and 8 word muscle, 34 intermediate products after fixing through described horizontal processing unit (plant) extruding and with the middle part welding are carried out vertical pressure stretch until the vertical processing unit (plant) that reaches the design degree of crook.
Described horizontal processing unit (plant) comprises processing platform, is arranged on the described processing platform and carries out former and later two fixing reinforcing bar shaping internal stops 12 of suit from the front and rear part to described rectangle reinforcing steel bar frame to be processed, carry out two pressing mechanisms that symmetrical level is pushed with the rectangle reinforcing steel bar frame described to be processed that suit is fixed on former and later two reinforcing bar shaping internal stops 12 from the left and right sides, and the driving mechanism one that respectively described two pressing mechanisms is driven.
In the present embodiment, described driving mechanism one is a hydraulic drive mechanism.Described processing platform is formed by processing platform panel 1 and to a plurality of processing platform supports 16 that processing platform panel 1 carries out support fixation.Described processing platform is provided with the rail groove 1 of walking about for described two pressing mechanisms walking, and the described rail groove 1 of walking about specifically is arranged on the processing platform panel 1.Described two reinforcing bar shaping internal stops 12 specifically are fixed on the processing platform panel 1, and are lined with reinforcing bar processing backing plate 13 between reinforcing bar shaping internal stop 12 and the processing platform panel 1.
Described pressing mechanism is included in the rail groove 1 of walking about walking and directly described rectangle reinforcing steel bar frame to be processed is carried out the hydraulically extensible jacking block 10 of horizontal roof pressure and be fixed on the hydraulically extensible plate 9 in hydraulically extensible jacking block 10 outsides.
Described driving mechanism one comprise have hydraulic oil import and export one 4 hydraulically extensible main shaft 6, respectively from front portion and afterbody to hydraulic pressure afterbody gripper shoe 5 and hydraulic pressure front end gripper shoe 1 that hydraulically extensible main shaft 6 supports, from hydraulically extensible main shaft 6 outer ends it is stopped fixing hydraulic pressure baffle plate 3.Described hydraulically extensible plate 9 is fixed on the clutch end of hydraulically extensible main shaft 6 by hydraulic axis flange 8.In addition, described hydraulic pressure baffle plate 3 is reinforced by a plurality of hydraulic pressure baffle plates support gussets 2.The outside of described two reinforcing bar shaping internal stops 12 be symmetrical arranged the reinforcing bar process side that is useful on the fixing described rectangle reinforcing steel bar frame to be processed of chucking to baffle plate 11 and reinforcing bar process side to retaining muscle 14.
Two supports 33 about described vertical processing unit (plant) comprises, be installed in 33 middle parts of described two supports landing slab 28, be arranged on the landing slab 28 and carry out two backing plates 27 that symmetrical pad is put from the left and right sides to described 8 word muscle, 34 intermediate products, with from 8 word muscle, the 34 intermediate products middle part of being put it is carried out the pressure stretch mechanism of pressure stretch straight down, and the driving mechanism two that described pressure stretch mechanism is driven by pad.Be connected and fixed by the horizontal support fixed head 32 that is positioned at the bottom between two supports 33 about described.In the present embodiment, described driving mechanism two is a hydraulic drive mechanism, and described driving mechanism two is specially hydraulic jack.
In the present embodiment, described support 33 is made up of former and later two vertical support members, and is provided with the walk up and down groove of usefulness for described pressure stretch mechanism between described former and later two vertical support members.Also be provided with horizontal bottom backing plate 30 between two supports 33 about described landing slab 28 belows, and be provided with double-deck channel-section steel 29 between landing slab 28 and the bottom backing plate 30.Described bottom backing plate 30 and about junction between two supports 33 be connected and fixed by bracket gusset 31.
Described pressure stretch mechanism is included in that level moves up and down and be used to install the jack fixed platform plate 20 of described hydraulic jack in the described groove, with the telescopic baffle 21 that is fixed under the jack fixed platform plate 20, and be installed under the telescopic baffle 21 and drive and directly 8 word muscle, 34 intermediate products are carried out the top-pressure mechanism of roof pressure straight down by described hydraulic jack; The both ends, the left and right sides of described jack fixed platform plate 20.Described hydraulic jack have hydraulic oil import and export 2 18 hydraulic pressure base 17 by jack fixed head 19 be fixed on jack fixed platform plate 20 directly over.Described jack end plate 22 is fixed under the telescopic baffle 21.Described top-pressure mechanism comprises base 25 and is installed in jacking plate 26 under the base 25, and described base 25 is installed on the jack front end gripper shoe 23 that is positioned under the jack end plate 22 by set bolt 24.
The course of work of the present utility model is: at first, according to the design size of need machine-shaping 8 word muscle 34, and carry out blanking behind the stroke of consideration reinforcing bar, the primary product that processing and fabricating need be processed 8 word muscle 34 are rectangle reinforcing steel bar frame to be processed.Afterwards, with the rectangle reinforcing steel bar frame to be processed that machines be sleeved on be arranged on the described processing platform and carry out on former and later two fixing reinforcing bar shaping internal stops 12 of suit to described rectangle reinforcing steel bar frame to be processed from the front and rear part after, under the driving effect of driving mechanism one, from the left and right sides suit is fixed on rectangle reinforcing steel bar frame described to be processed on former and later two reinforcing bar shaping internal stops 12 with two pressing mechanisms and carries out symmetrical level extruding, close up until middle part with the left and right sides reinforcing bar of described rectangle reinforcing steel bar frame to be processed; After level extruding is finished, the contact site, middle part of described rectangle reinforcing steel bar frame to be processed is welded fixing, and be cooled to the intermediate products that obtain 8 word muscle 34 after the room temperature.After being placed on the intermediate products pad of described 8 word muscle 34 on two backing plates 27, under the driving effect of driving mechanism two, from 8 word muscle, the 34 intermediate products middle part of being put it is carried out pressure stretch straight down by described pressure stretch mechanism by pad, after reaching the design degree of crook, can obtain the shaped article of 8 word muscle 34.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of technical solutions of the utility model according to the utility model technical spirit.
Claims (9)
1. word muscle processing machine, it is characterized in that: comprise that the primary product to need machine-shaping 8 word muscle (34) are that rectangle reinforcing steel bar frame to be processed carries out the horizontal processing unit (plant) that the level extruding is closed up until both sides reinforcing bar middle part in the middle part of the left and right sides, and 8 word muscle (34) intermediate products after fixing through described horizontal processing unit (plant) extruding and with the middle part welding are carried out vertical pressure stretch until the vertical processing unit (plant) that reaches the design degree of crook;
Described horizontal processing unit (plant) comprises processing platform, is arranged on the described processing platform and carries out former and later two fixing reinforcing bar shaping internal stops (12) of suit from the front and rear part to described rectangle reinforcing steel bar frame to be processed, carry out two pressing mechanisms that symmetrical level is pushed with the rectangle reinforcing steel bar frame described to be processed that suit is fixed on former and later two reinforcing bar shaping internal stops (12) from the left and right sides, and the driving mechanism one that respectively described two pressing mechanisms is driven;
Two supports (33) about described vertical processing unit (plant) comprises, be installed in middle part between described two supports (33) landing slab (28), be arranged on landing slab (28) and go up and carry out two backing plates (27) that symmetrical pad is put from the left and right sides to described 8 word muscle (34) intermediate products, with from 8 word muscle (34) the intermediate products middle part of being put it is carried out the pressure stretch mechanism of pressure stretch straight down, and the driving mechanism two that described pressure stretch mechanism is driven by pad.
2. according to the described 8 word muscle processing machines of claim 1, it is characterized in that: described driving mechanism one and driving mechanism two are hydraulic drive mechanism.
3. according to the described 8 word muscle processing machines of claim 2, it is characterized in that: described processing platform is provided with the rail groove one (15) of walking about for described two pressing mechanisms walking.
4. according to the described 8 word muscle processing machines of claim 3, it is characterized in that: described pressing mechanism is included in walking in the rail groove one (15) of walking about and directly described rectangle reinforcing steel bar frame to be processed is carried out the hydraulically extensible jacking block (10) of horizontal roof pressure and be fixed on the hydraulically extensible plate (9) in hydraulically extensible jacking block (10) outside;
Described driving mechanism one comprise have hydraulic oil import and export one (4) hydraulically extensible main shaft (6), respectively from front portion and afterbody to hydraulic pressure afterbody gripper shoe (5) and hydraulic pressure front end gripper shoe one (7) that hydraulically extensible main shaft (6) supports, from hydraulically extensible main shaft (6) outer end it is stopped fixing hydraulic pressure baffle plate (3);
Described hydraulically extensible plate (9) is fixed on the clutch end of hydraulically extensible main shaft (6) by hydraulic axis flange (8).
5. according to the described 8 word muscle processing machines of each claim in the claim 1 to 4, it is characterized in that: the outside of described two reinforcing bar shaping internal stops (12) be symmetrical arranged the reinforcing bar process side that is useful on the fixing described rectangle reinforcing steel bar frame to be processed of chucking to baffle plate (11) and reinforcing bar process side to keeping off muscle (14).
6. according to the described 8 word muscle processing machines of claim 2, it is characterized in that: described support (33) is made up of former and later two vertical support members, and is provided with the walk up and down groove of usefulness for described pressure stretch mechanism between described former and later two vertical support members.
7. according to the described 8 word muscle processing machines of claim 6, it is characterized in that: described driving mechanism two is hydraulic jack.
8. according to the described 8 word muscle processing machines of claim 7, it is characterized in that: described pressure stretch mechanism is included in that level moves up and down and be used to install the jack fixed platform plate (20) of described hydraulic jack in the described groove, with the telescopic baffle (21) that is fixed under the jack fixed platform plate (20), and be installed under the telescopic baffle (21) and drive and directly 8 word muscle (34) intermediate products are carried out the top-pressure mechanism of roof pressure straight down by described hydraulic jack; The both ends, the left and right sides of described jack fixed platform plate (20).
9. according to the described 8 word muscle processing machines of claim 8, it is characterized in that: described top-pressure mechanism comprises base (25) and is installed in jacking plate (26) under the base (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920032976U CN201380257Y (en) | 2009-05-06 | 2009-05-06 | 8-shaped rib processing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920032976U CN201380257Y (en) | 2009-05-06 | 2009-05-06 | 8-shaped rib processing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201380257Y true CN201380257Y (en) | 2010-01-13 |
Family
ID=41523733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920032976U Expired - Lifetime CN201380257Y (en) | 2009-05-06 | 2009-05-06 | 8-shaped rib processing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201380257Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102527792A (en) * | 2012-02-06 | 2012-07-04 | 中铁十七局集团第四工程有限公司 | Manufacturing method of 8-byte grating steel frame |
| CN102847766A (en) * | 2012-08-12 | 2013-01-02 | 中铁十四局集团有限公司 | Processing machine for 8-shaped rib member |
| CN102896259A (en) * | 2011-07-25 | 2013-01-30 | 中铁二局股份有限公司 | Method for machining '8'-shaped grid |
| CN103506438A (en) * | 2013-09-05 | 2014-01-15 | 中铁上海工程局有限公司 | 8-shaped rib processing machine |
| CN103521662A (en) * | 2013-10-16 | 2014-01-22 | 中铁八局集团有限公司 | Device and method for machining reinforcing steel bar shaped like the Arabic number 8 |
| CN103611845A (en) * | 2013-12-11 | 2014-03-05 | 湘电集团有限公司 | Corner bending device for disc spring |
| CN104001842A (en) * | 2014-02-21 | 2014-08-27 | 乐清市章丰电子有限公司 | Copper matrix processing machine |
| CN105983634A (en) * | 2015-04-01 | 2016-10-05 | 深圳市康振机械科技有限公司 | Butterfly-shaped steel bar manufacturing device and method |
| CN108031736A (en) * | 2017-12-28 | 2018-05-15 | 中建八局第三建设有限公司 | A kind of round steel lightning protection jumper machinery processing apparatus and its processing method |
-
2009
- 2009-05-06 CN CN200920032976U patent/CN201380257Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102896259A (en) * | 2011-07-25 | 2013-01-30 | 中铁二局股份有限公司 | Method for machining '8'-shaped grid |
| CN102527792A (en) * | 2012-02-06 | 2012-07-04 | 中铁十七局集团第四工程有限公司 | Manufacturing method of 8-byte grating steel frame |
| CN102847766A (en) * | 2012-08-12 | 2013-01-02 | 中铁十四局集团有限公司 | Processing machine for 8-shaped rib member |
| CN103506438A (en) * | 2013-09-05 | 2014-01-15 | 中铁上海工程局有限公司 | 8-shaped rib processing machine |
| CN103521662A (en) * | 2013-10-16 | 2014-01-22 | 中铁八局集团有限公司 | Device and method for machining reinforcing steel bar shaped like the Arabic number 8 |
| CN103521662B (en) * | 2013-10-16 | 2015-06-10 | 中铁八局集团有限公司 | Device and method for machining reinforcing steel bar shaped like the Arabic number 8 |
| CN103611845A (en) * | 2013-12-11 | 2014-03-05 | 湘电集团有限公司 | Corner bending device for disc spring |
| CN104001842A (en) * | 2014-02-21 | 2014-08-27 | 乐清市章丰电子有限公司 | Copper matrix processing machine |
| CN105983634A (en) * | 2015-04-01 | 2016-10-05 | 深圳市康振机械科技有限公司 | Butterfly-shaped steel bar manufacturing device and method |
| CN108031736A (en) * | 2017-12-28 | 2018-05-15 | 中建八局第三建设有限公司 | A kind of round steel lightning protection jumper machinery processing apparatus and its processing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201380257Y (en) | 8-shaped rib processing machine | |
| CN102441599A (en) | Multi-station and multi-time hydraulic drawing press and processing method thereof | |
| CN105344892B (en) | Device for bending and welding stirrup on main reinforcements of square steel reinforcement cage | |
| CN101695787B (en) | Crossed column assembling machine | |
| CN206351191U (en) | A kind of Flat-pressing angle steel straightening machine | |
| CN105479059B (en) | A kind of weld car pipeline | |
| CN202555629U (en) | Rounding and straightening synchronous hydraulic machine for steel pipe of large diameter | |
| CN201002112Y (en) | Steel pipe seaming machine | |
| CN213318618U (en) | Flexible automatic welding tool for side wall of rail vehicle | |
| CN103464638A (en) | Feeding manipualtor | |
| CN206779191U (en) | A kind of automobile mechanical rotating shaft apparatus for correcting | |
| CN203124591U (en) | Loading mechanical arm | |
| CN111038764A (en) | Material collecting rack | |
| CN203426317U (en) | Reinforced steel bar or steel beam arc shape machining device | |
| CN202271152U (en) | Press used for dismounting large-scale interference shaft coupling on site | |
| CN201871574U (en) | large-tonnage cross beam moving type hydraulic machine | |
| CN211572638U (en) | T-shaped beam stirrup framework building device | |
| CN209887839U (en) | Demoulding device | |
| CN106955935A (en) | A kind of Combined sheet metal catching groove mould molding process | |
| CN201659185U (en) | Steel tie bar molding press | |
| CN202356485U (en) | Multi-station and multi-channel stretching hydraulic machine | |
| CN102172673A (en) | Large-tonnage moving crossbeam hydraulic machine | |
| CN202527550U (en) | Upper-roll numerical control universal type plate rolling machine | |
| CN105344984B (en) | The casting aluminium alloy wheel hub system of double | |
| CN107900235A (en) | A kind of riveting mechanism for the riveting of freezer liner bottom plate fillet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161230 Address after: The northern section of Shaanxi city of Xi'an province 710054 Yanta Road No. 1 Patentee after: China Railway First Engineering Co., Ltd. Patentee after: China Railway first group construction and Installation Engineering Co., Ltd. Address before: The northern section of Shaanxi city of Xi'an province 710054 Yanta Road No. 1 Patentee before: China Railway First Engineering Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100113 |