CN105500636B - Side core-pulling mould - Google Patents
Side core-pulling mould Download PDFInfo
- Publication number
- CN105500636B CN105500636B CN201510755662.4A CN201510755662A CN105500636B CN 105500636 B CN105500636 B CN 105500636B CN 201510755662 A CN201510755662 A CN 201510755662A CN 105500636 B CN105500636 B CN 105500636B
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- CN
- China
- Prior art keywords
- pedestal
- arc
- template
- magnet
- lower template
- 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 - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of side core-pulling mould, including cope plate (13), lower template (14), side template (15), cross bar (27), swing rod (16), spring base (28), travelling gear (5) and pedestal (4);The running channel (17) for media flow is provided with cope plate (13), lower template (14) is slidably connected on pedestal (4) in the horizontal direction;Side template (15) is slidably connected on pedestal (4) in the horizontal direction, and cope plate (13) outer wall constitutes die cavity (18) with lower template (14) inwall, side template (15) inwall after matched moulds, running channel (17) one end is connected with die cavity (18), and lower template (14) is provided with the projection (29) for patterned mounting holes towards die cavity (18) direction.The side core-pulling mould that a kind of production efficiency is high and parts precision that produce is high is provided.
Description
Technical field
The present invention relates to the technical field of mold for producing and processing parts in automobile, more particularly to a kind of side core-pulling
Mould.
Background technology
During producing and processing auto parts and components, often it is related to the part that a kind of cross sectional shape is U-shaped, and
It can also require that opening up the mounting hole for connection on the side wall of this U-shaped part.Currently, this U with mounting hole is being produced
During shape part, often by the blank of first one U-shaped of injection molding, then pass through machining mounting hole again.By this
Mode manufactured parts greatly reduces production efficiency, and part precision.
The content of the invention
The technical problem to be solved in the present invention is to overcome existing technological deficiency there is provided a kind of production efficiency height and produce
The high side core-pulling mould of the parts precision that goes out.
The technical solution of the present invention is to provide a kind of side core-pulling mould with following structure:Including cope plate,
Lower template, side template, cross bar, swing rod, spring base, travelling gear and pedestal;The running channel for media flow is provided with cope plate, under
Template is slidably connected on pedestal in the horizontal direction;Side template is slidably connected on pedestal in the horizontal direction, and upper mould after matched moulds
Plate outer wall constitutes die cavity with lower template inwall, side template inwall, and running channel one end is connected with die cavity, and lower template is set towards die cavity direction
There is the projection for patterned mounting holes;Cross bar one end is fixedly connected with lower template, and pedestal, which is provided with, is used for cross bar along cross bar length
The guide pin bushing that direction is slided, and cross bar is slidably connected in guide pin bushing;Spring base is fixedly connected on pedestal, is provided with spring base blind
The end away from lower template is slidably connected in blind hole on hole, cross bar, and the end away from lower template and blind via bottom on cross bar
Between be provided with stage clip;Swing rod is rotatably connected on pedestal, and swing rod upper end is provided with the first open slot, pedestal and slidably connects first
Linear gear rack, first straight line rack is provided with the first straight pin being located in the first open slot, and close on first straight line rack
The end of lower template is pushed against with lower template side wall;Side template lower surface is provided with second straight line rack, and pedestal is connected by holder pivots
Be connected to first gear, and first gear simultaneously with first straight line rack and second straight line rack engaged transmission;Swing rod lower end is provided with
Second open slot;Travelling gear is rotatably connected on pedestal, and travelling gear end face is provided with the second straight pin, and the second straight pin is arrived
The distance of travelling gear axis is more than zero, and the second straight pin is located in the second open slot of swing rod lower end;On described pedestal
Provided with the drive device for driving travelling gear rotating.
The present invention rotating and reverse with nutating gear by drive device, travelling gear can lead to during rotating
Swinging for the second straight pin and the mating band driven fork bottom of the second open slot is crossed, and a left side can also occur for swing rod upper end
It is right to swing;During swing rod upper end is swung, on the one hand it can be driven by the cooperation of the first straight pin and the first open slot
First straight line rack is moved, first straight line rack driving side template movement by the transmission of first gear and second straight line rack
And away from die cavity to facilitate a point mould;On the other hand cross bar and lower template can also be promoted to move by first straight line rack end
Dynamic, the mobile of lower template can drive projection to extract out of die cavity to facilitate point mould after installation hole forming.That is, passing through this hair
Bright structure can rapidly mold mounting hole on the wall of moulding side, and in cope plate, lower template and side template point mould
When moulding surface and cope plate outer wall, lower template inwall or side template inwall can be caused to disengage, facilitate operating personnel to note
Plastic takes out out of mould, and then improves the production efficiency of moulding.In addition, mounting hole is integrally formed with moulding,
That is, the precision of the moulding is also correspondingly improved.Therefore, the present invention provides a kind of production efficiency height and produced
The high side core-pulling mould of parts precision.
As a preferred embodiment, described drive device include guide pad, shell, the first magnet assemblies, the second magnet assemblies,
Rotating shaft and the motor rotated for drive shaft, guide pad are fixedly connected on pedestal, and the first magnet assemblies are inlaid in shell,
Shell is vertically slidably connected on guide pad, and shell is provided with for the 3rd straight line with travelling gear engaged transmission
Rack;The second described magnet assemblies are vertically upper to be located at immediately below the first magnet assemblies;First magnet assemblies refer to S poles
Down, the bar magnet of N poles upward;Second magnet assemblies include liner, outer lining, the first arc-shaped magnet and the second arc-shaped magnet,
Liner is connected with rotating shaft by key, and the first arc-shaped magnet and the second arc-shaped magnet are positioned at the radial clearance between liner and outer lining
It is interior;The S of first arc-shaped magnet extremely outwards, N poles inwards, the S poles of the second arc-shaped magnet inwards, N it is extremely outside, the first arc-shaped magnet with
The diameter of second arc-shaped magnet is equal and the center of circle is on the axis of rotating shaft;Four in radial clearance between liner and outer lining/
One is the first arc-shaped magnet, and 3/4ths be the second arc-shaped magnet;Described guide pad for shell provided with when sliding up and down
Spacing block.By this preferably, intermittently travelling gear can be driven to rotate and reverse, so that the mould can be real
Point mould and the matched moulds now automated.Wherein, motor can pass through the first arc-shaped magnet and bar in a direction rotation process
Shape magnet is acted on to drive strip magnet and shell to move up, and can also be acted on by the second arc-shaped magnet and bar magnet
To drive strip magnet and shell to move down, so as to realize the control to bar magnet and the shell direction of motion, one is played
The effect of individual commutation;Standard to selection of Motor can be reduced by the structure, it is not necessary to increase extra commutating device and come pair
Travelling gear is commutated so that energy consumption of the invention is also reduced.
As a preferred embodiment, described drive device refers to that pedestal is provided with the rotating for being used for driving travelling gear to rotate
Motor.By this preferably, intermittently cover of driver and bar magnet it can move up and down, so that the rotating forward with nutating gear
And reversion, and then allow the mould to realize point mould and the matched moulds of automation.
As a preferred embodiment, described second straight line rack and first straight line rack is arranged in parallel.By this preferably,
The accuracy of first straight line rack and second straight line rack-driving can be improved.
As a preferred embodiment, described lower template is provided with the guide rod consistent with second straight line rack length direction, and
Side template is provided with the pilot hole for being used for housing guide rod.By this preferably, lower template and side template can be improved in matched moulds
Accuracy, prevent lower template from being shifted with side template in matched moulds.
Brief description of the drawings
Fig. 1 is partial sectional view of the invention.
Fig. 2 is the enlarged drawing of part in the present invention.
Shown in figure:1st, guide pad, 2, shell, 3, rotating shaft, 4, pedestal, 5, travelling gear, the 6, the 3rd linear gear rack, 7, bar
Shape magnet, 8, liner, 9, outer lining, the 10, first arc-shaped magnet, the 11, second arc-shaped magnet, 12, block, 13, cope plate, 14, under
Template, 15, side template, 16, swing rod, 17, running channel, 18, die cavity, 19, first straight line rack, 20, second straight line rack, 21,
Two open slots, the 22, second straight pin, 23, first gear, 24, guide rod, 25, pilot hole, 26, guide pin bushing, 27, cross bar, 28, bullet
Spring abutment, 29, projection, 30, blind hole, 31, stage clip, 32, support, the 33, first open slot, the 34, first straight pin.
Embodiment
The invention will be further described with reference to the accompanying drawings and detailed description.
As illustrated, the operation principle during present invention point mould:After injection molding completion, cope plate takes off out of die cavity
Open, because the projection of lower template right side wall is also inserted in the wall of moulding side, so, moulding will not follow cope plate together from type
Intracavitary departs from, i.e., the projection of template right side wall can play spacing effect;
In point mold process, if using the drive device more saved, i.e., including the first magnet assemblies, the second group of magnets
During the drive device of the parts such as part, motor drives rotating shaft to be rotated all the time along a direction, the second magnetic in rotating shaft
In iron component the first arc-shaped magnet turn to bar magnet just to region when, due to the S poles of the first arc-shaped magnet and bar shaped
The S of magnet bottom is extremely mutually exclusive, so as to drive bar magnet and shell to move up, that is, passes through first straight line rack
Engaged transmission with travelling gear is to cause travelling gear to rotate clockwise, and swing rod is also correspondingly rotated counterclockwise,
Swing rod upper end turns left;During being turned left in swing rod upper end, it can be open by the first straight pin and first
The cooperation of groove is to drive first straight line rack to be moved to the left, and first straight line rack passes through first gear and the biography of second straight line rack
Move to drive side template to move right;Meanwhile, first straight line rack left part can push cross bar and lower template to the left along guide pin bushing
Axis is moved, and the lower template being moved to the left can drive projection to be extracted from moulding side wall, and the cross bar left part meeting being moved to the left
Stage clip is pressed in spring base for lower template counter motion energy reserve;That is, the motion of lower template and side template
Direction is opposite, that is, is located remotely from each other, so that operating personnel just can take out moulding out of mould;In a word, in lower template
During being located remotely from each other with side template, the peace on relative displacement, moulding can also occur relative to side template inwall for moulding
Relative displacement can be occurred relative to projection outer wall by filling hole;
When the second arc-shaped magnet in the second magnet assemblies and bar magnet just pair when, due to the N poles of the second arc-shaped magnet
Attract each other, so as to drive bar magnet and shell to move down, and then drive successively with the S poles of bar magnet bottom
Other parts counter motions, and stage clip pushes cross bar and lower template reverse movement to be drawn close to side template, until matched moulds is completed.
Because the second arc-shaped magnet takes 3/4ths girths on same circumference, that is to say, that rotating shaft drives the second magnet assemblies to turn
Move in a turnaround time, a quarter time is the first arc-shaped magnet and bar magnet just to for a point mould, 3/4ths
Time is the second arc-shaped magnet and bar magnet just to for matched moulds.So, the injection time after matched moulds of the present invention is a point mould
Three times of workman's pickup time are supplied afterwards, so can both ensure the time required for matched moulds, can be provided again to pickup after point mould
Time enough, improves the operating efficiency of automatic die assembly injection and point mould pickup.
Side core-pulling mould of the present invention includes cope plate 13, lower template 14, side template 15, cross bar 27, swing rod 16, spring base
28th, travelling gear 5 and pedestal 4;It is provided with the running channel 17 for media flow in cope plate 13, the company of slip in the horizontal direction of lower template 14
It is connected on pedestal 4;Side template 15 is slidably connected on pedestal 4 in the horizontal direction, and the outer wall of cope plate 13 and lower template after matched moulds
14 inwalls, the inwall of side template 15 constitute die cavity 18, and the one end of running channel 17 is connected with die cavity 18, and lower template 14 is set towards the direction of die cavity 18
There is the projection 29 for patterned mounting holes;Wherein, cope plate 13 is connected with injection machine, as shown in figure 1, can be with during point mould during matched moulds
Move up.
The one end of cross bar 27 is fixedly connected with lower template 14, and pedestal 4, which is provided with, is used for cross bar 27 along the length direction of cross bar 27 cunning
Dynamic guide pin bushing 26, and cross bar 27 is slidably connected in guide pin bushing 26;
Spring base 28 is fixedly connected on pedestal 4, is provided with spring base 28 on blind hole 30, cross bar 27 away from lower template 14
End be slidably connected in blind hole 30, and on cross bar 27 away from lower template 14 end and the bottom of blind hole 30 between be provided with stage clip
31;
Swing rod 16 is rotatably connected on pedestal 4, and the upper end of swing rod 16 is provided with the first open slot 33, pedestal 4 and slidably connected
First straight line rack 19, first straight line rack 19 is provided with the first straight pin 34 being located in the first open slot 33, and first is straight
Pushed against on line rack 19 close to the end of lower template 14 with the side wall of lower template 14;The lower surface of side template 15 is provided with second straight line rack
20, pedestal 4 is rotatably connected to first gear 23 by support 32, and first gear 23 simultaneously with first straight line rack 19 and second
The engaged transmission of linear gear rack 20;The lower end of swing rod 16 is provided with the second open slot 21;
Travelling gear 5 is rotatably connected on pedestal 4, and the end face of travelling gear 5 is provided with the second straight pin 22, the second straight pin
The distance of 22 to the axis of travelling gear 5 is more than zero, and the second straight pin 22 is located in the second open slot 21 of the lower end of swing rod 16;
Described pedestal 4 is provided with the drive device for being used for driving the rotating of travelling gear 5.
A kind of embodiment on drive device:Described drive device includes guide pad 1, shell 2, the first group of magnets
Part, the second magnet assemblies, rotating shaft 3 and the motor rotated for drive shaft 3, guide pad 1 are fixedly connected on pedestal 4, and first
Magnet assemblies are inlaid in shell 2, and shell 2 is vertically slidably connected on guide pad 1, and shell 2 be provided be used for
3rd linear gear rack 6 of the engaged transmission of travelling gear 5;The second described magnet assemblies are vertically upper to be located at the first group of magnets
Immediately below part;First magnet assemblies refer to S poles down, the bar magnet 7 of N poles upward;Second magnet assemblies include liner 8, outer
The 9, first arc-shaped magnet 10 and the second arc-shaped magnet 11 are served as a contrast, liner 8 is connected with rotating shaft 3 by key, the first arc-shaped magnet 10 and the
Two arc-shaped magnets 11 are located in the radial clearance between liner 8 and outer lining 9;The S of first arc-shaped magnet 10 extremely outwards, N poles inwards,
The S poles of second arc-shaped magnet 11 inwards, N it is extremely outside, the first arc-shaped magnet 10 it is equal with the diameter of the second arc-shaped magnet 11 and circle
The heart is on the axis of rotating shaft 3;A quarter is the first arc-shaped magnet 10, four points in radial clearance between liner 8 and outer lining 9
Three be the second arc-shaped magnet 11;Described guide pad 1, which is provided with, is used for block 12 spacing when shell 2 is slided up and down.Using
The drive device can be saved more, energy consumption during reduction present invention work.
Another embodiment on drive device:Described drive device, which may also mean that pedestal 4 is provided with, to be used for
The clockwise and anticlockwise motor for driving travelling gear 5 to rotate.The structure of whole device can be simplified using clockwise and anticlockwise motor, one can be remained
Part is used for the drive disk assembly that the rotating of travelling gear 4 commutates.
Described second straight line rack 20 and first straight line rack 19 is arranged in parallel.
Described lower template 14 is provided with the guide rod 24 consistent with the length direction of second straight line rack 20, and side template 15
It is provided with the pilot hole 25 for being used for housing guide rod 24.It is used to be provided with chamfering with one end of the grafting of pilot hole 25 on guide rod 24,
To facilitate guide rod 24 to be properly inserted in pilot hole 25.
Presently preferred embodiments of the present invention is the foregoing is only, protection scope of the present invention is not intended to limit.It is all in this hair
Within bright claim, any modification, equivalent substitution and improvement for being made etc., should be included in protection scope of the present invention it
It is interior.
Claims (5)
1. a kind of side core-pulling mould, it is characterised in that:It includes cope plate (13), lower template (14), side template (15), cross bar
(27), swing rod (16), spring base (28), travelling gear (5) and pedestal (4);Pouring for media flow is provided with cope plate (13)
Road (17), lower template (14) is slidably connected on pedestal (4) in the horizontal direction;Side template (15) is slidably connected in the horizontal direction
On pedestal (4), and cope plate (13) outer wall constitutes die cavity (18) with lower template (14) inwall, side template (15) inwall after matched moulds,
Running channel (17) one end is connected with die cavity (18), and lower template (14) is provided with the projection for patterned mounting holes towards die cavity (18) direction
(29);
Cross bar (27) one end is fixedly connected with lower template (14), and pedestal (4), which is provided with, is used for cross bar (27) along cross bar (27) length
The guide pin bushing (26) that direction is slided, and cross bar (27) is slidably connected in guide pin bushing (26);
Spring base (28) is fixedly connected on pedestal (4), is provided with spring base (28) on blind hole (30), cross bar (27) away under
The end of template (14) is slidably connected in blind hole (30), and the end on cross bar (27) away from lower template (14) and blind hole (30)
Stage clip (31) is provided between bottom;
Swing rod (16) is rotatably connected on pedestal (4), and swing rod (16) upper end is provided with the first open slot (33), pedestal (4) and slided
First straight line rack (19) is connected with, first straight line rack (19) is provided with the first straight pin being located in the first open slot (33)
(34), and on first straight line rack (19) pushed against close to the end of lower template (14) with lower template (14) side wall;Side template (15)
Lower surface is provided with second straight line rack (20), and pedestal (4) is rotatably connected to first gear (23), and the first tooth by support (32)
Take turns (23) and meanwhile with first straight line rack (19) and second straight line rack (20) engaged transmission;Opened provided with second swing rod (16) lower end
Mouth groove (21);
Travelling gear (5) is rotatably connected on pedestal (4), and travelling gear (5) end face is provided with the second straight pin (22), the second circle
The distance of pin (22) to travelling gear (5) axis is more than zero, and the second straight pin (22) is located at the second of swing rod (16) lower end
In open slot (21);
Described pedestal (4) is provided with the drive device for being used for driving travelling gear (5) rotating.
2. side core-pulling mould according to claim 1, it is characterised in that:Described drive device include guide pad (1),
Shell (2), the first magnet assemblies, the second magnet assemblies, rotating shaft (3) and the motor rotated for drive shaft (3), guide pad
(1) it is fixedly connected on pedestal (4), the first magnet assemblies are inlaid in shell (2), and shell (2) is vertically slidably connected
On guide pad (1), and shell (2) is provided with for the 3rd linear gear rack (6) with travelling gear (5) engaged transmission;It is described
The second magnet assemblies vertically upper be located at immediately below the first magnet assemblies;
First magnet assemblies refer to S poles down, the bar magnet (7) of N poles upward;
Second magnet assemblies include liner (8), outer lining (9), the first arc-shaped magnet (10) and the second arc-shaped magnet (11), liner
(8) it is connected with rotating shaft (3) by key, the first arc-shaped magnet (10) and the second arc-shaped magnet (11) are located at liner (8) and outer lining (9)
Between radial clearance in;The S of first arc-shaped magnet (10) extremely outwards, N poles inwards, the S poles of the second arc-shaped magnet (11) inwards,
N is extremely outside, and the first arc-shaped magnet (10) is equal with the diameter of the second arc-shaped magnet (11) and the center of circle is in the axis of rotating shaft (3)
On;A quarter is the first arc-shaped magnet (10) in radial clearance between liner (8) and outer lining (9), and 3/4ths be second
Arc-shaped magnet (11);Described guide pad (1), which is provided with, is used for block (12) spacing when shell (2) is slided up and down.
3. side core-pulling mould according to claim 1, it is characterised in that:Described drive device refers on pedestal (4)
Provided with the clockwise and anticlockwise motor for driving travelling gear (5) to rotate.
4. side core-pulling mould according to claim 1, it is characterised in that:Described second straight line rack (20) and first
Linear gear rack (19) is arranged in parallel.
5. side core-pulling mould according to claim 1, it is characterised in that:Described lower template (14) is provided with and second
The consistent guide rod (24) of linear gear rack (20) length direction, and side template (15) is provided with for housing leading for guide rod (24)
To hole (25).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510755662.4A CN105500636B (en) | 2015-11-09 | 2015-11-09 | Side core-pulling mould |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510755662.4A CN105500636B (en) | 2015-11-09 | 2015-11-09 | Side core-pulling mould |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105500636A CN105500636A (en) | 2016-04-20 |
CN105500636B true CN105500636B (en) | 2017-11-07 |
Family
ID=55709119
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510755662.4A Expired - Fee Related CN105500636B (en) | 2015-11-09 | 2015-11-09 | Side core-pulling mould |
Country Status (1)
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CN (1) | CN105500636B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110884876B (en) * | 2019-11-28 | 2021-09-24 | 安徽鼎恒实业集团有限公司 | Amorphous nanocrystalline firing equipment of switching formula unloading |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0486231A (en) * | 1990-07-31 | 1992-03-18 | Olympus Optical Co Ltd | Injection molding machine |
CN101670649A (en) * | 2008-09-11 | 2010-03-17 | 湖北鄂丰模具有限公司 | U-shaped pipe fitting injection molding mold |
CN201721014U (en) * | 2009-07-17 | 2011-01-26 | 江苏长三角模具城发展有限公司 | Injection mold for simultaneously pulling cores |
CN201511499U (en) * | 2009-09-25 | 2010-06-23 | 滨海模塑集团有限公司 | Inside and outside barb plastic die demoulding mechanism |
CN202480331U (en) * | 2012-01-16 | 2012-10-10 | 长沙申大科技有限公司 | Side core-pulling die |
CN102873836B (en) * | 2012-09-19 | 2014-10-22 | 宁波双林模具有限公司 | Threaded core start angle device with precise resetting function |
CN104690912A (en) * | 2015-03-12 | 2015-06-10 | 韩立艳 | Built-in mold needle core pulling secondary ejection mechanism for plastic molds and mold thereof |
-
2015
- 2015-11-09 CN CN201510755662.4A patent/CN105500636B/en not_active Expired - Fee Related
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Effective date of registration: 20190122 Address after: 545699 Flying Deer Avenue 397 Luzhai Town, Luzhai County, Liuzhou City, Guangxi Zhuang Autonomous Region Patentee after: Liuzhou Tianren Automobile Technology Co.,Ltd. Address before: 315192 No. 10, Hua Dun Road, Maoshan Industrial Zone, Jiangshan Town, Yinzhou District, Ningbo, Zhejiang. Patentee before: NINGBO HUANYING AUTO PARTS 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: 20171107 Termination date: 20211109 |