CN212444102U - Gear machining has mold processing of stable heat transfer - Google Patents
Gear machining has mold processing of stable heat transfer Download PDFInfo
- Publication number
- CN212444102U CN212444102U CN202020559681.6U CN202020559681U CN212444102U CN 212444102 U CN212444102 U CN 212444102U CN 202020559681 U CN202020559681 U CN 202020559681U CN 212444102 U CN212444102 U CN 212444102U
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- gear
- die
- heat transfer
- bevel gear
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- 238000012546 transfer Methods 0.000 title claims abstract description 25
- 238000003754 machining Methods 0.000 title claims abstract description 23
- 238000012545 processing Methods 0.000 title claims description 12
- 238000005520 cutting process Methods 0.000 claims abstract description 30
- 238000005498 polishing Methods 0.000 claims abstract description 30
- 239000002699 waste material Substances 0.000 claims abstract description 27
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000001179 sorption measurement Methods 0.000 claims abstract description 21
- 238000005266 casting Methods 0.000 claims abstract description 16
- 238000003860 storage Methods 0.000 claims description 10
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 6
- 239000000498 cooling water Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses a machining die with stable heat transfer for gear machining, which comprises a frame, a cutting adsorption device and a polishing device, wherein a bottom plate is arranged inside the frame, a third slide rail is arranged at the top end of a reset threaded rod and is provided with a lower die, an upper die is arranged above the lower die, a casting die cavity is arranged between the upper die and the lower die, a runner is arranged on the inner surface of the top of the casting die cavity, a reset telescopic rod is arranged outside the runner, one side of the inner bottom surface of the frame is provided with the polishing device, the machining die with stable heat transfer for gear machining is pushed by the reset threaded rod to ascend, the reset telescopic rod also pushes the upper die to move, metal melt is injected into the casting die cavity to form a die, the die is heated by a heating net, waste materials are cut by the cutting adsorption device, and then suction force is injected into an air cavity, the gear adsorption is moved to a grinding device for grinding.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a machining die with stable heat transfer for gear machining.
Background
With the development of production, a gear is a very common part in the modern mechanical equipment, and the gear refers to a mechanical element with a gear on a rim which is continuously meshed to transmit motion and power.
The machining die with stable heat transfer for gear machining in the market cannot process waste materials in time during demolding and cannot adsorb and move gears.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides a machining die with stable heat transfer for gear machining, and solves the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: a machining die with stable heat transfer for gear machining comprises a frame, a cutting adsorption device and a grinding device, wherein a bottom plate is arranged inside the frame, a rotating shaft is installed at the vertical central axis inside the bottom plate, a mounting seat is sleeved outside the rotating shaft, two reset threaded rods are vertically arranged at the top end of the mounting seat, a lower die is installed on a third slide rail at the top end of each reset threaded rod, a lower die is installed on a right side inner wall of the lower die, a second push rod is installed on the left side of the third slide rail, a heating net is connected to the top end of the second push rod, an upper die is arranged above the lower die, a first slide rail is installed on the left side of the upper die, a casting die cavity is arranged between the upper die and the lower die, cooling water is arranged on the outer surface of the casting die cavity, a runner is installed on the inner surface of the top, the runner is provided with the telescopic link that resets in the outside, and the top of telescopic link that resets is connected with the connecting plate, the storage tank is installed to the top of connecting plate, and the top installs the second slide rail in the frame, the inside of second slide rail is provided with the slider, and the below of slider is provided with cutting adsorption equipment, grinding device is installed to interior bottom surface one side of frame, and grinding device's internally mounted has collection device.
Preferably, the heating net is connected to the first push rod and the second push rod respectively, and the first push rod and the first slide rail and the second push rod and the third slide rail respectively form a sliding structure.
Preferably, the mounting seat and the reset threaded rod are welded, and the lower die and the mounting seat form a lifting structure through the reset threaded rod.
Preferably, the second slide rail and the slide block are movably connected, and the second slide rail and the slide block form a movable structure.
Preferably, the reset threaded rod is symmetrical about a vertical centerline of the rotating shaft, and the mold cavity extends through the mounting block.
Preferably, the cutting adsorption equipment includes telescopic shaft, air cavity, connecting block and cutting knife, and the top both sides of telescopic shaft are provided with the air cavity, the connecting block is installed to the tip of air cavity, and the top joint of telescopic shaft has the cutting knife.
Preferably, grinding device includes first motor, first pivot, first bevel gear, second pivot, fixed block, the telescopic shaft of polishing and polishes the head, and the output of first motor is provided with first pivot, the top of first pivot is connected with first bevel gear, and the both sides of first bevel gear are provided with the second bevel gear, the second pivot is installed to the top of second bevel gear, and the top welding of second pivot has the fixed block, the inner wall of fixed block is fixed with the telescopic shaft of polishing, and the tip of the telescopic shaft of polishing is provided with the head of polishing.
Preferably, the first bevel gear is engaged with the second bevel gear through a gear, and the first bevel gear and the second bevel gear form a rotating structure through a first motor.
Preferably, the collection device includes objective table, bullet knot, bearing, second motor, filter screen, waste material groove and arm-tie, and the internal surface of objective table is provided with the bullet knot, the bearing is installed to the objective table bottom, and the bottom of bearing is connected with the output of second motor, the waste material groove is installed to the below of objective table, and the inside of waste material groove is provided with the filter screen, the both sides of filter screen are connected with the arm-tie.
The invention provides a machining die with stable heat transfer for gear machining, which has the following beneficial effects:
1. this gear processing has mold processing of stabilizing the heat transfer, the elevation structure through the threaded rod that resets promotes the bed die and rises, also promoting the mould through the flexible of the telescopic link that resets simultaneously and removing, make mould and bed die formation inclosed casting die chamber, the rethread is opened the storage tank and is made the inside metal melt of storage tank inject into the casting die intracavity through the runner and carry out the moulding, rethread heating network heats, when heating to the uniform temperature, respond to through the temperature-sensing ware, stop heating when induction temperature reaches stability, sliding structure through first push rod and second push rod makes the heating network moved out.
2. This gear machining has mold processing of stabilizing the heat transfer, through the mount pad with reset between the threaded rod for the welding, can reach stable structure when the threaded rod that resets goes up and down, through be swing joint between second slide rail and the slider, can make the cutting adsorption equipment remove and cut gear waste through the sliding structure that second slide rail and slider constitute when the mould is accomplished.
3. This gear processing has the mold processing of stabilizing the heat transfer, cuts the back through cutting adsorption equipment to the waste material, and the rethread pours into suction into the air cavity into to adsorb the gear, adsorb the removal structure between rethread second slide rail and the slider, make the gear removed to polish on the grinding device.
4. This gear machining has mold processing of stabilizing heat transfer, is driving first bevel gear through the first motor on the grinding device and is rotating to driving second bevel gear and also rotating, the second pivot also can be driving the fixed block and rotating simultaneously, because the telescopic shaft of polishing is the welding with the head of polishing, so the head of polishing also can be taken and rotate.
5. This gear machining has mold processing of stabilizing the heat transfer, place the gear on the objective table through cutting adsorption equipment, after placing, the bullet through the objective table internal surface is buckled and is upspring, thereby make the gear by on the fixed objective table firmly, the rotational speed through first motor and second motor is different, make the edge of gear rotated and polishing, the dirty tank through the objective table below carries out garbage collection when polishing, the waste material during collection can fall on the filter screen, the arm-tie on rethread filter screen both sides is pulled out the filter screen and is made the waste material handled.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a schematic view of a mold cavity according to the present invention;
FIG. 4 is a schematic structural view of a cutting and adsorbing device according to the present invention;
FIG. 5 is a schematic view of the polishing device according to the present invention;
FIG. 6 is a schematic view of the structure of the image collecting device of the present invention.
In the figure 1, a frame; 2. a base plate; 3. a connecting plate; 4. a rotating shaft; 5. a mounting seat; 6. resetting the threaded rod; 7. a lower die; 8. an upper die; 9. a casting die cavity; 10. a first slide rail; 11. a first push rod; 12. a flow channel; 13. resetting the telescopic rod; 14. a material storage tank; 15. a second slide rail; 16. a slider; 17. cutting the adsorption device; 1701. a telescopic shaft; 1702. an air cavity; 1703. connecting blocks; 1704. a cutting knife; 18. a polishing device; 1801. a first motor; 1802. a first rotating shaft; 1803. a first bevel gear; 1804. a second bevel gear; 1805. a second rotating shaft; 1806. a fixed block; 1807. polishing the telescopic shaft; 1808. polishing head; 19. cooling water; 20. a collection device; 2001. an object stage; 2002. snapping; 2003. a bearing; 2004. a second motor; 2005. a filter screen; 2006. a waste chute; 2007. pulling a plate; 21. heating the net; 22. a temperature sensor; 23. a third slide rail; 24. a second push rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a machining die with stable heat transfer for gear machining comprises a machine frame 1, a cutting adsorption device 17 and a grinding device 18, wherein a bottom plate 2 is arranged inside the machine frame 1, a rotating shaft 4 is installed at the vertical central axis inside the bottom plate 2, a mounting seat 5 is sleeved outside the rotating shaft 4, two reset threaded rods 6 are vertically arranged at the top end of the mounting seat 5, a third sliding rail 23 is mounted at the top end of each reset threaded rod 6, a lower die 7 is mounted on the lower die 7, a second push rod 24 is mounted on the left side of the third sliding rail 23, a heating net 21 is connected to the top end of the second push rod 24, an upper die 8 is arranged above the lower die 7, a first sliding rail 10 is mounted on the left side of the upper die 8, a die cavity 9 is arranged between the upper die 8 and the lower die 7, and cooling water 19 is arranged on the outer surface of the die cavity 9, casting die cavity 9's top internal surface mounting has runner 12, and runner 12 installs temperature-sensing ware 22 in one side, runner 12's outside is provided with the telescopic link 13 that resets, and the top of telescopic link 13 that resets is connected with connecting plate 3, storage tank 14 is installed to the top of connecting plate 3, and the top installs second slide rail 15 in the frame 1, the inside of second slide rail 15 is provided with slider 16, and slider 16's below is provided with cutting adsorption equipment 17, grinding device 18 is installed to the interior bottom surface one side of frame 1, and grinding device 18's internally mounted has collection device 20.
The heating net 21 is connected with a first push rod 11 and a second push rod 24 respectively, the first push rod 11, a first slide rail 10, the second push rod 24 and a third slide rail 23 respectively form a sliding structure, the lower die 7 is pushed to ascend through a lifting structure of the reset threaded rod 6, the upper die 8 is pushed to move through the expansion and contraction of the reset telescopic rod 13, the upper die 8 and the lower die 7 form a closed casting die cavity 9, metal melting materials in the storage tank 14 are injected into the casting die cavity 9 through the runner 12 to form a die by opening the storage tank 14, the heating net 21 is used for heating, when the heating is heated to a certain temperature, the temperature sensor 22 is used for sensing, when the sensing temperature is stable, heating is stopped, and the heating net 21 is moved through the sliding structure of the first push rod 11 and the second push rod 24.
For the welding between mount pad 5 and the threaded rod that resets 6, and lower mould 7 constitutes elevation structure through threaded rod 6 and mount pad 5 that resets, be swing joint between second slide rail 15 and the slider 16, and second slide rail 15 constitutes portable structure with slider 16, threaded rod 6 that resets is symmetrical about the vertical central line of axis of rotation 4, and moulds the chamber 9 and run through mount pad 5, through being the welding between mount pad 5 and the threaded rod 6 that resets, can reach stable structure when the threaded rod 6 that resets goes up and down, through being swing joint between second slide rail 15 and the slider 16, can be through the sliding construction that second slide rail 15 and slider 16 constitute when the mould is accomplished, make cutting adsorption equipment 17 remove and cut gear waste.
The cutting adsorption device 17 comprises a telescopic shaft 1701, air cavities 1702, a connecting block 1703 and a cutting knife 1704, the air cavities 1702 are arranged on two sides of the top end of the telescopic shaft 1701, the connecting block 1703 is installed at the end portion of each air cavity 1702, the cutting knife 1704 is clamped at the top end of the telescopic shaft 1701, after the waste materials are cut through the cutting adsorption device 17, suction is injected into the air cavities 1702 through the cutting adsorption device 17, the gear is adsorbed, and the gear is polished on a polishing device 18 through a moving structure between a second sliding rail 15 and a sliding block 16 after adsorption.
The grinding device 18 comprises a first motor 1801, a first rotating shaft 1802, a first bevel gear 1803, a second bevel gear 1804, a second rotating shaft 1805, a fixing block 1806, a grinding telescopic shaft 1807 and a grinding head 1808, wherein the output end of the first motor 1801 is provided with the first rotating shaft 1802, the top end of the first rotating shaft 1802 is connected with the first bevel gear 1803, the two sides of the first bevel gear 1803 are provided with the second bevel gear 1804, the second rotating shaft 1805 is installed above the second bevel gear 1804, the top end of the second rotating shaft 1805 is welded with the fixing block 1806, the inner wall of the fixing block 1806 is fixed with the grinding telescopic shaft 1807, the end of the grinding telescopic shaft 1807 is provided with the grinding head 1808, the first bevel gear 1803 is meshed with the second bevel gear 1804, the first bevel gear 1803 forms a rotating structure through the first motor 1801 and the second bevel gear 1804, and the first motor 1801 on the grinding device 18 drives the first bevel gear 1803 to rotate, thereby driving the second bevel gear 1804 to rotate, and simultaneously the second rotating shaft 1805 also drives the fixing block 1806 to rotate, and as the polishing telescopic shaft 1807 and the polishing head 1808 are welded, the polishing head 1808 is also driven to rotate.
The collecting device 20 comprises an object stage 2001, a spring buckle 2002, a bearing 2003, a second motor 2004, a filter screen 2005, a waste groove 2006 and a pulling plate 2007, wherein the spring buckle 2002 is arranged on the inner surface of the object stage 2001, the bearing 2003 is arranged at the bottom of the object stage 2001, the bottom of the bearing 2003 is connected with the output end of the second motor 2004, the waste groove 2006 is arranged below the object stage 2001, the filter screen 2005 is arranged inside the waste groove 2006, the pulling plate 2007 is connected with two sides of the filter screen 2005, the gear is placed on the object stage 2001 through a cutting and adsorbing device 17, after the gear is placed, the spring buckle 2002 on the inner surface of the object stage 2001 is used for bouncing, so that the gear is firmly fixed on the object stage 2001, the edge of the gear is rotationally polished through the different rotating speeds of the first motor 1801 and the second motor 2004, waste collection is carried out through the waste groove 2006 below the object stage 2001 during polishing, the collected waste falls on the filter screen 2005, and the filter screen 2005 is pulled out by the pull plates 2007 on both sides of the filter screen 2005, so that the waste is treated.
The working principle is as follows: the gear processing has stable heat transfer's mold processing, at first through the air pump drive reset threaded rod 6 the elevation structure design, thereby promote the bed die 7 to rise, simultaneously through the telescopic link 13 that resets is also promoted the bed die 8 to move, make the bed die 8 and the bed die 7 form the airtight mould chamber 9, then through opening the storage tank 14 makes the metal melt in the storage tank 14 inject into the mould chamber 9 through the runner 12 and carry out the moulding, and then heat up through the heating screen 21, when heating to certain temperature, respond to through the temperature-sensing ware 22, stop heating when the response temperature reaches the stability, make the heating screen 21 moved through the sliding structure of first push rod 11 and second push rod 24, cool off the water 19 after removing, make the bed die 7 move down through the lift up and down of the reset threaded rod 6 after cooling, meanwhile, the upper die 8 is driven to move by the extension and retraction of the reset telescopic rod 13, the second slide rail 15 is movably connected with the slide block 16, the cutting and adsorbing device 17 can move to cut gear waste through a slide structure formed by the second slide rail 15 and the slide block 16 when the casting mold is finished, the cutting and adsorbing device 17 cuts the waste, the air cavity 1702 is injected with suction force to adsorb the gear, the gear is moved onto the polishing device 18 to be polished through a moving structure between the second slide rail 15 and the slide block 16 after adsorption, the first bevel gear 1803 is driven to rotate by a first motor 1801 on the polishing device 18, the second bevel gear 1804 is driven to rotate, meanwhile, the fixing block 1806 is driven to rotate by a second rotating shaft 1805, and the polishing telescopic shaft 1807 and the polishing head 1808 are welded, therefore, the polishing head 1808 is also rotated, the gear is placed on the stage 2001 by the cutting and adsorbing device 17, after the gear is placed, the gear is firmly fixed on the stage 2001 by being bounced by the elastic buckle 2002 on the inner surface of the stage 2001, the edge of the gear is rotated and polished by the difference between the rotation speeds of the first motor 1801 and the second motor 2004, waste is collected by the waste groove 2006 below the stage 2001 during polishing, the collected waste falls on the filter screen 2005, and the filter screen 2005 is pulled out by the pull plates 2007 on both sides of the filter screen 2005 to be treated.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A gear machining has mold processing of stabilizing heat transfer, includes frame (1), cutting adsorption equipment (17), grinding device (18), its characterized in that: the die comprises a rack (1), a bottom plate (2) is arranged in the rack (1), a rotating shaft (4) is installed at the vertical central axis in the bottom plate (2), a mounting seat (5) is sleeved outside the rotating shaft (4), two reset threaded rods (6) are vertically arranged at the top end of the mounting seat (5), a lower die (7) is installed on a third sliding rail (23) at the top end of each reset threaded rod (6), a right inner wall of the lower die (7) is installed, a second push rod (24) is installed on the left side of the third sliding rail (23), a heating net (21) is connected to the top end of the second push rod (24), an upper die (8) is arranged above the lower die (7), a first sliding rail (10) is installed on the left side of the upper die (8), a casting die cavity (9) is arranged between the upper die (8) and the lower die (7), and cooling water (19) is arranged on the outer surface of, the casting die is characterized in that a runner (12) is installed on the inner surface of the top of a casting die cavity (9), a temperature sensor (22) is installed on one side of the runner (12), a reset telescopic rod (13) is arranged outside the runner (12), a connecting plate (3) is connected above the reset telescopic rod (13), a storage tank (14) is installed above the connecting plate (3), a second sliding rail (15) is installed at the top of the interior of a rack (1), a sliding block (16) is arranged inside the second sliding rail (15), a cutting adsorption device (17) is arranged below the sliding block (16), a grinding device (18) is installed on one side of the inner bottom surface of the rack (1), and a collecting device (20) is installed inside the grinding device (18).
2. A working mold for gear working with stable heat transfer according to claim 1, wherein: the heating net (21) is respectively connected with the first push rod (11) and the second push rod (24), and the first push rod (11) and the first slide rail (10) as well as the second push rod (24) and the third slide rail (23) respectively form a sliding structure.
3. A working mold for gear working with stable heat transfer according to claim 1, wherein: the mounting seat (5) and the reset threaded rod (6) are welded, and the lower die (7) and the mounting seat (5) form a lifting structure through the reset threaded rod (6).
4. A working mold for gear working with stable heat transfer according to claim 1, wherein: the second slide rail (15) is movably connected with the slide block (16), and the second slide rail (15) and the slide block (16) form a movable structure.
5. A working mold for gear working with stable heat transfer according to claim 1, wherein: the reset threaded rod (6) is symmetrical about the vertical center line of the rotating shaft (4), and the casting mold cavity (9) penetrates through the mounting seat (5).
6. A working mold for gear working with stable heat transfer according to claim 1, wherein: the cutting adsorption device (17) comprises a telescopic shaft (1701), air cavities (1702), a connecting block (1703) and a cutting knife (1704), wherein the air cavities (1702) are arranged on two sides of the top end of the telescopic shaft (1701), the connecting block (1703) is installed at the end part of the air cavities (1702), and the cutting knife (1704) is clamped at the top end of the telescopic shaft (1701).
7. A working mold for gear working with stable heat transfer according to claim 1, wherein: grinding device (18) include first motor (1801), first pivot (1802), first bevel gear (1803), second bevel gear (1804), second pivot (1805), fixed block (1806), telescopic shaft (1807) and the head of polishing (1808), and the output of first motor (1801) is provided with first pivot (1802), the top of first pivot (1802) is connected with first bevel gear (1803), and the both sides of first bevel gear (1803) are provided with second bevel gear (1804), second pivot (1805) are installed to the top of second bevel gear (1804), and the top welding of second pivot (1805) has fixed block (1806), the inner wall of fixed block (1806) is fixed with telescopic shaft (1807) of polishing, and the tip of telescopic shaft (1807) of polishing is provided with the head of polishing (1808).
8. A working mold for gear working with stable heat transfer according to claim 7, wherein: the first bevel gear (1803) is meshed with the second bevel gear (1804), and the first bevel gear (1803) and the second bevel gear (1804) form a rotating structure through a first motor (1801).
9. A working mold for gear working with stable heat transfer according to claim 1, wherein: the collecting device (20) comprises an object stage (2001), a snap fastener (2002), a bearing (2003), a second motor (2004), a filter screen (2005), a waste trough (2006) and a pull plate (2007), wherein the snap fastener (2002) is arranged on the inner surface of the object stage (2001), the bearing (2003) is installed at the bottom of the object stage (2001), the bottom of the bearing (2003) is connected with the output end of the second motor (2004), the waste trough (2006) is installed below the object stage (2001), the filter screen (2005) is arranged inside the waste trough (2006), and the pull plate (2007) is connected to two sides of the filter screen (2005).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020559681.6U CN212444102U (en) | 2020-04-15 | 2020-04-15 | Gear machining has mold processing of stable heat transfer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020559681.6U CN212444102U (en) | 2020-04-15 | 2020-04-15 | Gear machining has mold processing of stable heat transfer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212444102U true CN212444102U (en) | 2021-02-02 |
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ID=74473230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020559681.6U Expired - Fee Related CN212444102U (en) | 2020-04-15 | 2020-04-15 | Gear machining has mold processing of stable heat transfer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212444102U (en) |
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2020
- 2020-04-15 CN CN202020559681.6U patent/CN212444102U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220517 Address after: 266000 No. 162 Hengshan Road, Tongji office, Jimo City, Qingdao City, Shandong Province Patentee after: Qingdao Sanjin precision forging gear Co.,Ltd. Address before: 523808 room 2020, 2nd floor, building 8, Ruiying international science and Technology Innovation Park, No. 9, Daxue Road, Songshanhu high tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: DONGGUAN QIQU ROBOT TECHNOLOGY Co.,Ltd. |
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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: 20210202 |