CN202213211U - Gear connecting rod combined type giant tire forming drum - Google Patents
Gear connecting rod combined type giant tire forming drum Download PDFInfo
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- CN202213211U CN202213211U CN2011203819007U CN201120381900U CN202213211U CN 202213211 U CN202213211 U CN 202213211U CN 2011203819007 U CN2011203819007 U CN 2011203819007U CN 201120381900 U CN201120381900 U CN 201120381900U CN 202213211 U CN202213211 U CN 202213211U
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Abstract
The utility model relates to a gear connecting rod combined type giant tire forming drum. A spindle drive mechanism comprises a lead screw, a left bearing seat and a right bearing seat for the lead screw, a left stop block and a right stop block, and a nut seat for the lead screw which are all arranged in an inner cavity of a spindle; an expansion-contraction mechanism comprises a big tile connecting rod seat, a small tile connecting rod seat, a big tile connecting rod, a small tile connecting rod, a big tile vertical plate, a small tile vertical plate and a drum tile skeleton which is arranged on the big tile vertical plate and the small tile vertical plate; a small drum shoulder telescopic device consists of a small drum shoulder guide strip, a locking block and an installation plate; a big drum shoulder telescopic device consists of a tensioning spring, a small connecting rod and two drive guide rods; and the process for forming a tire comprises radial contraction or expansion of a small drum tile, axial contraction or expansion of a small drum shoulder, radial contraction or expansion of a big drum tile and rotary contraction or expansion of a big drum shoulder. The gear connecting rod combined type giant tire forming drum has the advantages that the drum shoulders can expand and contract automatically, so that the gear connecting rod combined type giant tire forming drum can be suitable for tire forming width of various standards, the precision is high, the stability is strong, the tire is convenient to detach, the operation is simple and the production efficiency is high.
Description
Technical field
The utility model relates to a kind of gear connecting rod combined type giant embryo assembly drum.
Background technology
Get into 21 century, in the world, various countries increase the demand of coal day by day, thereby have caused the under-supply of mining machinery and large-scale mine machinery tire thereof.The problem of this puzzlement whole world tiremaker is the depletion rate that increasingly sharpened by all types tire and selling price and cause that supply falls short of demand and rise.Though international engineering giant embryo demand amount of increase was little in 2010, also keep certain demand, so mould was also still keeping certain demand.
The most employing of traditional giant embryo assembly drum structure unloaded bulging ear structure, though this structure structure is comparatively simple, needs to rouse ear earlier when unloading tire and unloads, and just can take off the tire base.In the building green tyre process, need repeat to load and unload bulging ear like this, both increase labour intensity, also influence shaping speed.Simultaneously, owing to load and unload repeatedly, cause the precise decreasing of assembly drum easily.
Summary of the invention
The purpose of the utility model is to the problems referred to above, provides that a kind of tire building width, precision of rousing shoulder automatically retractable, applicable plurality of specifications is high, stability is strong, unload the gear connecting rod combined type giant embryo assembly drum that tire is convenient, simple to operate, production efficiency is high.
The mentality of designing of the utility model: to the existing problems of unloading bulging ear structure; During gear connecting rod combined type giant embryo assembly drum structural design except the weight of the necessary degree of considered assembly drum unicity and interchangeability, assembly drum, material cost, processing cost, content to the aspects such as requirement of make-up machine interface, the precision of also paying attention to convenient degree of operation in the forming process and guaranteeing drum; Therefore, utilize gear, linkage to increase retractor device at large and small bulging shoulder place, the drum shoulder axially stretches in the drum radial development, guarantees the use width of drum; Drum shoulder axial shrinkage is conveniently unloaded tire, thereby is overcome the above problems in the drum radial folding.
The purpose of the utility model is achieved in that and comprises spindle drive, breathing mechanism, side drum shoulder retractor device and big drum shoulder retractor device; Spindle drive comprises the main shaft of hollow and is installed in the screw mandrel of the inner chamber of main shaft, screw mandrel left shaft holder, left limit piece, feed screw nut's seat, right limit piece, screw mandrel right bearing seat; Breathing mechanism comprises big watt of connecting rod base, little watt of connecting rod base, large and small watt of connecting rod, big watt of riser, little watt of riser and is installed in the large and small watt of watt skeleton of the drum on the riser; Little watt of connecting rod base is connected with feed screw nut's seat through connecting key, and big watt of connecting rod base is set on the little watt of connecting rod base, and left connecting rod base is fixed on the big watt of connecting rod base; The stationary links seat tightly is enclosed within on the main shaft through two retainer rings; Side drum shoulder retractor device is takeed on gib block, latch segment and installing plate by side drum and is formed; One end of side drum shoulder gib block is locked on the installing plate, and its other end is connected with the tooth plate support through latch segment; Installing plate is connected with the interior plate of side drum shoulder with connecting bolt, alignment pin; Little watt of riser and side drum tilt weld together; Transfer wide to be locked on the side drum tilt for little watt with bolt; The side drum shoulder connects with side drum shoulder retractor device through side drum shoulder gib block, and side drum shoulder retractor device is connected with the locking of tooth plate support; Little watt of riser is made up of two panels; Fan type gear, rotating crank, impeller tooth piece are hinged on little watt of riser inboard; Long connecting rod connects to form gear pair with fan type gear, rotating crank, impeller tooth piece, and fan type gear, impeller tooth piece mesh with left and right tooth plate support respectively; Crank connecting link is made up of ordinary straight connecting rod and drive; One end of little watt of long connecting rod connects little watt of riser, and its other end connects left connecting rod base; One end of crank connecting link connects rotating crank, and its other end connects little watt of connecting rod base; One end connecting crank connecting rod of little watt of short connecting rod middle part, its other end pole socket that is fixedly connected; Big drum shoulder retractor device is made up of the pitman of back-moving spring, small rod, first transmission guide rod, second transmission guide rod and these two transmission guide rods; Wherein small rod is contained on the big watt of riser, and first transmission guide rod is connected with drum shoulder connecting plate; Big drum watt welds together with big watt of riser; Transfer wide to be locked on the big drum watt for big watt; The big drum shoulder connects with big drum shoulder retractor device through bearing pin, and big drum shoulder retractor device is connected with back-moving spring, small rod; Big watt of riser is made up of two panels, and big drum shoulder fixed mechanism, small rod, support crank, sector gear are hinged on big watt of riser inboard; Support the big drum shoulder retractor device that crank and sector gear are meshing with each other and support the right; One end of big watt of bent connecting rod connects big watt of riser, and its other end connects little watt of connecting rod base, and the bend of big watt of bent connecting rod supports the big drum shoulder retractor device on the left side; One end of big watt of straight connecting rod connects sector gear, and its other end connects little watt of connecting rod base; One end of big watt of short connecting rod connects big watt of straight connecting rod middle part, its other end pole socket that is fixedly connected.
The utility model is provided with the feather key piece between big watt of connecting rod base and little watt of connecting rod base; Be provided with the adjusting bolt between little watt of connecting rod base and big watt of bent connecting rod; Be provided with dogbolt between big drum shoulder and the big drum shoulder retractor device.
The beneficial effect of the utility model is:
1), adopts gear, tooth plate, the synthetic retractor device of connection rod set at large and small bulging shoulder place; Make the drum shoulder capable of expansion and contraction in the bulging compression process; Solve traditional giant embryo assembly drum and in forming process, needed the problem of loading and unloading drum ear repeatedly; Simplify production process, reduced labour intensity, improved production efficiency;
2), side drum shoulder retractor device, big drum shoulder retractor device are set; Consider the necessary degree of assembly drum unicity and interchangeability; When needing the tire mold of moulding different in width, can transfer wide and big watt to transfer wide through changing little watt, regulate the position of side drum shoulder retractor device, big drum shoulder retractor device; Thereby the adjustment assembly drum is to the use width of different kinds of tyre forming width, the tire building width of applicable plurality of specifications;
3), the assembly drum integral rigidity is good, precision is high, stability is strong, can bear very big radially operating pressure; Side drum tilt all was reduced to drum inside when assembly drum shrank, and it is wide to have dwindled drum simultaneously, conveniently unloads tire, has both guaranteed the uniformity and the stability of tire quality, has reduced labour intensity again, has improved production efficiency;
4), be provided with the feather key piece between big watt of connecting rod base and little watt of connecting rod base, make size watt connecting rod base not take place radially to go here and there.
The utility model, tire building width, the precision with drum shoulder automatically retractable, applicable plurality of specifications is high, stability is strong, unload that tire is convenient, simple to operate, advantage of high production efficiency.
Following embodiment accompanying drawings is further described the utility model.
Description of drawings
Fig. 1 is the structural representation of bulging open configuration of an embodiment of the utility model;
Fig. 2 is the partial sectional view of Fig. 1 along the A-A place;
Fig. 3 is the broken section structure chart of Fig. 1 along the B-B place;
Fig. 4 is the broken section structure chart of Fig. 1 along the C-C place;
Fig. 5 is the side direction structural representation of the bulging open configuration of Fig. 1;
Fig. 6 is the structural representation of the bulging contraction state of Fig. 1 embodiment;
Fig. 7 is the side direction structural representation of the bulging contraction state of Fig. 6.
Among the figure, 1, main shaft; 2, screw mandrel; 3, side drum shoulder; 4, left connecting rod base; 5, screw mandrel left shaft holder; 6, little watt of long connecting rod; 7, little watt of riser; 8, big watt of connecting rod base; 9, fan type gear; 10, left limit piece; 11, little watt of connecting rod base; 12, long connecting rod; 13, feed screw nut's seat; 14, rotating crank; 15, impeller tooth piece; 16, crank connecting link; 17, side drum tilt; 18, tooth plate support; 19, transfer wide for little watt; 20, little watt of short connecting rod; 21, right limit piece; 22, side drum shoulder retractor device; 23, big drum shoulder; 24, big drum shoulder retractor device; 25, transfer wide for big watt; 26, big drum shoulder fixed mechanism; 27, big watt of bent connecting rod; 28, back-moving spring; 29, small rod; 30, big drum watt; 31, big watt of riser; 32, big watt of straight connecting rod; 33, support crank; 34, sector gear; 35, big watt of short connecting rod; 36, stationary links seat; 37, screw mandrel right bearing seat; 38, regulate bolt; 39, feather key piece; 40, drum shoulder connecting plate; 41, dogbolt; 42, big drum shoulder fixed strip; 43, tooth bar lock dog; 44, guide finger; 45, first transmission guide rod; 46, second transmission guide rod; 47, side drum shoulder gib block; 48, connecting bolt; 49, alignment pin.
The specific embodiment
Referring to figs. 1 through Fig. 7; A kind of gear connecting rod combined type of present embodiment giant embryo assembly drum comprises spindle drive and breathing mechanism, with reference to Fig. 1; Comprise the main shaft 1 of hollow and be installed in screw mandrel 2, screw mandrel left shaft holder 5, left limit piece 10, feed screw nut's seat 13, right limit piece 21, the screw mandrel right bearing seat 37 of the inner chamber of main shaft; Bearing is housed in the bearing block, guarantees the screw mandrel stability of rotation, left and right limited block restriction nut seat moves back and forth within the specific limits; Little watt of connecting rod base 11 is connected with feed screw nut's seat 13 through connecting key, moves back and forth thereupon; Big watt of connecting rod base 8 is enclosed within on the little watt of connecting rod base 11, and string moves to guarantee both not take place circumferentially through the positioning key piece; Left side connecting rod base 4 is fixed on the big watt of connecting rod base 8; Stationary links seat 36 tightly is enclosed within on the main shaft 1 through two retainer rings; Be provided with feather key piece 39 between big watt of connecting rod base 8 and little watt of connecting rod base 11, make size watt connecting rod base not take place radially to go here and there;
With reference to Fig. 1, side drum tilt mechanism: little watt of riser 7 welds together with side drum tilt 17; Transfer wide 19 usefulness bolt to be locked on the side drum tilt 17 for little watt; Side drum shoulder 3 connects with side drum shoulder retractor device 22 through side drum shoulder gib block 47, and side drum shoulder retractor device 22 is connected with 18 lockings of tooth plate support; Little watt of riser 7 is made up of two panels; Fan type gear 9, rotating crank 14, impeller tooth piece 15 are hinged on little watt of riser 7 inboards; Long connecting rod 12 connects to form gear pair with fan type gear 9, rotating crank 14, impeller tooth piece 15, and fan type gear 9, impeller tooth piece 15 mesh with left and right tooth plate support 18 respectively; Crank connecting link 16 is made up of ordinary straight connecting rod and drive, through pin and bolt locking; One end of little watt of long connecting rod 6 connects little watt of riser 7, and its other end connects left connecting rod base 4; One end of crank connecting link 16 connects rotating crank 14, and its other end connects little watt of connecting rod base 11; One end connecting crank connecting rod, 16 middle parts of little watt of short connecting rod 20, its other end pole socket 36 that is fixedly connected;
With reference to Fig. 1, Fig. 4, side drum shoulder telescoping mechanism: side drum shoulder retractor device 22 is made up of side drum shoulder gib block 47, latch segment and installing plate; On installing plate, its other end is connected with tooth plate support 18 through latch segment one end of side drum shoulder gib block 47 with nut check; Installing plate is connected with the interior plate of side drum shoulder with connecting bolt 48, alignment pin 49;
With reference to Fig. 1, big drum watt mechanism: big drum watts 30 welds together with big watt of riser 31; Transfer wide 25 usefulness dormant bolt to be locked on the big drum watts 30 for big watt; Big drum shoulder 23 connects with big drum shoulder retractor device 24 through bearing pin, and big drum shoulder retractor device 24 is connected with back-moving spring 28, small rod 29; Big watt of riser 31 is made up of two panels, big drum shoulder fixed mechanism 26, small rod 29, support crank 33, sector gear 34 is hinged on big watt of riser 31 inboards; Support the big drum shoulder retractor device 24 that crank 33 is meshing with each other with sector gear 34 and supports the right; One end of big watt of bent connecting rod 27 connects big watt of riser 31, and its other end connects little watt of connecting rod base 11, and the bend of big watt of bent connecting rod 27 supports the big drum shoulder retractor device 24 on the left side; One end of big watt of straight connecting rod 32 connects sector gear 34, and its other end connects little watt of connecting rod base 11; One end of big watt of short connecting rod 35 connects big watt of straight connecting rod 32 middle parts, its other end pole socket 36 that is fixedly connected; Be provided with between little watt of connecting rod base 11 and the big watt of bent connecting rod 27 and regulate bolt 38, can take on 23 extension to big drum and regulate;
With reference to Fig. 1, Fig. 3, big drum shoulder telescoping mechanism: big drum shoulder retractor device 24 is made up of the pitman of back-moving spring 28, small rod 29, first transmission guide rod 45, second transmission guide rod 46 and these two transmission guide rods; Wherein small rod 29 is contained on the big watt of riser 31, and first transmission guide rod 45 is connected with drum shoulder connecting plate 40.
The forming process of the utility model, as follows:
A), drum opens the moulding of tire mold:
1), the radial development of side drum tilt: during beginning, drum is in the contraction state of Fig. 6, and at first, screw mandrel 2 gets up with the make-up machine backward rotation through shaft coupling, and feed screw nut's seat 13 and little watt of connecting rod base 11 of driving above the screw mandrel 2 move right; Little watt of connecting rod base 11 drives little watt of long connecting rod 6 and crank connecting link 16 radial developments, and little watt of long connecting rod 6 drives little watt of riser 7 and side drum tilt 17 radial developments, realizes that side drum tilt opens;
2), the axial stretching, extension of side drum shoulder: in side drum tilt 17 radial developments; Crank connecting link 16 drives fan type gear 9, long connecting rod 12,15 motions of impeller tooth piece; The tooth plate support 18 on the fan type gear 9 drive left sides, the side drum on left side shoulder retractor device move axially left; Impeller tooth piece 15 drives the tooth plate support 18 on the right, the side drum shoulder retractor device 22 on the right moves axially to the right, realizes the left and right axial stretching, extension of side drum shoulder;
3), the radial development of big drum watt: when little watt of connecting rod base 11 moves right, when right-hand member is regulated bolt 38 and pushed up big watt of connecting rod base 8, begin to drive big watt of connecting rod base 8 and move right together; Big watt of connecting rod base 8 drives big watt of bent connecting rod 27, big watt of straight connecting rod 32 radial developments, and big drum watts 30, big watt of riser 31 be with big watt of straight connecting rod 32 radial developments, realizes that big drum watt opens;
4), the rotation of big drum shoulder is opened: in big drum watt 30 radial developments; Big watt of bent connecting rod 27 radial developments; Push up second transmission guide rod, 46 ends, making the big drum shoulder 23 on the left side is that basic point laterally rotates with the tie point with big drum shoulder fixed strip 42, realizes that the big drum shoulder on the left side opens; Big watt of straight connecting rod 32 is through sector gear 34 engagements; Driving support crank 33 rotates counterclockwise; Push up the big drum shoulder retractor device 24 on the right, making the big drum shoulder 23 on the right is that basic point laterally rotates with the tie point with big drum shoulder fixed strip 42, realizes that the big drum shoulder on the right opens;
When feed screw nut's seat 13 moves when touching right limit piece 21, large and small drum watt and large and small drum shoulder all open up into maximum gauge, and this moment, assembly drum reached the open configuration of Fig. 1, Fig. 5, and drum opens completion, and mold is realized moulding on drum.
B), drum shrinks, the tire mold unloads tire:
1), the radial contraction of side drum tilt: during beginning, drum is in the open configuration of Fig. 1, and at first, screw mandrel 2 rotates with make-up machine through shaft coupling, and feed screw nut's seat 13 and little watt of connecting rod bases 11 of driving above the screw mandrel 2 are moved to the left; Little watt of connecting rod base 11 drives little watt of long connecting rod 6 and crank connecting link 16 radial contraction, and little watt of long connecting rod 6 drives little watt of riser 7 and side drum tilt 17 radial contraction, realizes that side drum tilt shrinks;
2), the axial shrinkage of side drum shoulder: in side drum tilt 17 radial foldings; Crank connecting link 16 drives fan type gear 9, long connecting rod 12,15 motions of impeller tooth piece; The tooth plate support 18 on the fan type gear 9 drive left sides, the side drum on left side shoulder retractor device move axially to the right; Impeller tooth piece 15 drives the tooth plate support 18 on the right, the side drum shoulder retractor device 22 on the right moves axially to the right, realizes the left and right axial shrinkage of side drum shoulder;
3), the radial contraction of big drum watt: reach capacity when 11 motions of little watt of connecting rod base are moved to the left,, begin to drive big watt of connecting rod base 8 and be moved to the left together with 8 contacts of big watt of connecting rod base; Big watt of connecting rod base 8 drives big watt of bent connecting rod 27, big watt of straight connecting rod 32 radial contraction, and big drum watts 30, big watt of riser 31 are realized big drum watt contraction with big watt of straight connecting rod 32 radial contraction;
4), the rotation of big drum shoulder is shunk: in big drum watt 30 radial foldings; Big watt of bent connecting rod 27 radial contraction; Make big drum shoulder retractor device 24 ends lose support; Under the effect of tire base steel ring, the big drum on left side shoulder 23 is that basic point turns to the inside with the tie point with big drum shoulder fixed strip 42, realizes that the big drum shoulder on the left side shrinks; Big watt of straight connecting rod 32 is through sector gear 34 engagements; Driving support crank 33 clockwise rotates; Second transmission guide rod, 46 ends on the right lose support; Under the effect of tire base steel ring, the big drum on the right shoulder 23 is that basic point turns to the inside with the tie point of big drum shoulder retractor device 24, realizes that the big drum shoulder on the right shrinks; Guide finger 44 play the guiding role, and tooth bar lock dog 43 is used for locking, and dogbolt 41 restriction big drum shoulders can only inwardly shrink;
When feed screw nut's seat 13 moves when touching left limit piece 10, big side drum tilt and big side drum shoulder all are retracted to minimum diameter, and this moment, assembly drum reached the contraction state of Fig. 6, Fig. 7, and drum shrinks to be accomplished, and the moulding mold unloads from drum.
The utility model docks with make-up machine through shaft coupling and ring flange, and drum is done gyration with make-up machine.
Claims (2)
1. a gear connecting rod combined type giant embryo assembly drum comprises spindle drive and breathing mechanism, it is characterized in that: also include side drum shoulder retractor device (22), big drum shoulder retractor device (24);
Said spindle drive comprises the main shaft (1) of hollow and is installed in screw mandrel (2), screw mandrel left shaft holder (5), left limit piece (10), feed screw nut's seat (13), right limit piece (21), the screw mandrel right bearing seat (37) of the inner chamber of main shaft;
Said breathing mechanism comprises big watt of connecting rod base (8), little watt of connecting rod base (11), large and small watt of connecting rod, big watt of riser (31), little watt of riser (7) and is installed in the large and small watt of watt skeleton of the drum on the riser; Little watt of connecting rod base (11) is connected with feed screw nut's seat (13) through connecting key, and big watt of connecting rod base (8) is set on the little watt of connecting rod base (11), and left connecting rod base (4) is fixed on the big watt of connecting rod base (8); Stationary links seat (36) tightly is enclosed within on the main shaft (1) through two retainer rings;
Said side drum shoulder retractor device (22) is made up of side drum shoulder gib block (47), latch segment and installing plate; One end of side drum shoulder gib block (47) is locked on the installing plate, and its other end is connected with tooth plate support (18) through latch segment; Installing plate is connected with the interior plate of side drum shoulder with connecting bolt (48), alignment pin (49); Little watt of riser (7) and side drum tilt (17) weld together; Transfer wide (19) to be locked on the side drum tilt (17) for little watt with bolt; Side drum shoulder (3) connects with side drum shoulder retractor device (22) through side drum shoulder gib block (47), and side drum shoulder retractor device (22) is connected with tooth plate support (18) locking; Little watt of riser (7) is made up of two panels; Fan type gear (9), rotating crank (14), impeller tooth piece (15) are hinged on little watt of riser (7) inboard; Long connecting rod (12) connects to form gear pair with fan type gear (9), rotating crank (14), impeller tooth piece (15), and fan type gear (9), impeller tooth piece (15) mesh with left and right tooth plate support (18) respectively; Crank connecting link (16) is made up of ordinary straight connecting rod and drive; One end of little watt of long connecting rod (6) connects little watt of riser (7), and its other end connects left connecting rod base (4); One end of crank connecting link (16) connects rotating crank (14), and its other end connects little watt of connecting rod base (11); One end connecting crank connecting rod (16) of little watt of short connecting rod (20) middle part, its other end pole socket (36) that is fixedly connected;
Said big drum shoulder retractor device (24) is made up of the pitman of back-moving spring (28), small rod (29), first transmission guide rod (45), second transmission guide rod (46) and these two transmission guide rods; Wherein small rod (29) is contained on the big watt of riser (31), and first transmission guide rod (45) is connected with drum shoulder connecting plate (40); Big drum watt (30) and big watt of riser (31) weld together; Transfer wide (25) to be locked on the big drum watt (30) for big watt; Big drum shoulder (23) connects with big drum shoulder retractor device (24) through bearing pin, and big drum shoulder retractor device (24) is connected with back-moving spring (28), small rod (29); Big watt of riser (31) is made up of two panels, and big drum shoulder fixed mechanism (26), small rod (29), support crank (33), sector gear (34) are hinged on big watt of riser (31) inboard; Support the big drum shoulder retractor device (24) that crank (33) is meshing with each other with sector gear (34) and supports the right; One end of big watt of bent connecting rod (27) connects big watt of riser (31), and its other end connects little watt of connecting rod base (11), and the bend of big watt of bent connecting rod (27) supports the big drum shoulder retractor device (24) on the left side; One end of big watt of straight connecting rod (32) connects sector gear (34), and its other end connects little watt of connecting rod base (11); One end of big watt of short connecting rod (35) connects big watt of straight connecting rod (32) middle part, its other end pole socket (36) that is fixedly connected.
2. gear connecting rod combined type giant embryo assembly drum according to claim 1 is characterized in that: be provided with feather key piece (39) between said big watt of connecting rod base (8) and the little watt of connecting rod base (11); Be provided with between said little watt of connecting rod base (11) and the big watt of bent connecting rod (27) and regulate bolt (38); Be provided with dogbolt (41) between said big drum shoulder (23) and the big drum shoulder retractor device (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203819007U CN202213211U (en) | 2011-10-01 | 2011-10-01 | Gear connecting rod combined type giant tire forming drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203819007U CN202213211U (en) | 2011-10-01 | 2011-10-01 | Gear connecting rod combined type giant tire forming drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202213211U true CN202213211U (en) | 2012-05-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203819007U Expired - Fee Related CN202213211U (en) | 2011-10-01 | 2011-10-01 | Gear connecting rod combined type giant tire forming drum |
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| Country | Link |
|---|---|
| CN (1) | CN202213211U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102658618A (en) * | 2012-05-18 | 2012-09-12 | 北京化工大学 | Method and device for vulcanizing inner mold and outer mold of tire through direct voltage electromagnetic heating |
| WO2015127811A1 (en) * | 2014-02-27 | 2015-09-03 | 中国石油大学(华东) | Giant construction tire forming drum |
-
2011
- 2011-10-01 CN CN2011203819007U patent/CN202213211U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102658618A (en) * | 2012-05-18 | 2012-09-12 | 北京化工大学 | Method and device for vulcanizing inner mold and outer mold of tire through direct voltage electromagnetic heating |
| CN102658618B (en) * | 2012-05-18 | 2014-06-18 | 北京化工大学 | Method and device for vulcanizing inner mold and outer mold of tire through direct voltage electromagnetic heating |
| WO2015127811A1 (en) * | 2014-02-27 | 2015-09-03 | 中国石油大学(华东) | Giant construction tire forming drum |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GREATOO INC. Free format text: FORMER NAME: GUANGDONG JULUN MOULD CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 515500 Middle Road, Jiedong Economic Development Zone, Jieyang, Guangdong, China Patentee after: GREATOO INC. Address before: 515500 Jiedong Economic Development Experimental Area, Jieyang, Guangdong Patentee before: Guangdong Julun Mould Co., Ltd. |
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| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 515500 Middle Road, Jiedong Economic Development Zone, Jieyang, Guangdong, China Patentee after: GREATOO INTELLIGENT EQUIPMENT INC. Address before: 515500 Middle Road, Jiedong Economic Development Zone, Jieyang, Guangdong, China Patentee before: GREATOO INC. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120509 Termination date: 20191001 |