CN203937070U - A kind of multi-functional convenient die trial equipment for die industry - Google Patents

A kind of multi-functional convenient die trial equipment for die industry Download PDF

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Publication number
CN203937070U
CN203937070U CN201420266673.7U CN201420266673U CN203937070U CN 203937070 U CN203937070 U CN 203937070U CN 201420266673 U CN201420266673 U CN 201420266673U CN 203937070 U CN203937070 U CN 203937070U
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China
Prior art keywords
turn
oil cylinder
switching mechanism
die
sliding
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Expired - Lifetime
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CN201420266673.7U
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Chinese (zh)
Inventor
蔡光顺
蔡志开
樊国献
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Precision Moulding Craftsman Zhejiang Machinery Manufacturing Co ltd
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Ningbo Shunxing Kaihao Fine Machinery Co Ltd
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Abstract

The utility model relates to a kind of multi-functional convenient die trial equipment for die industry, comprise base, mould dumping gear and control cabinet, one end of the upper surface of base is vertically provided with control cabinet, the other end has set up sliding mould switching mechanism, one side of this guide rail is provided with fixed mould switching mechanism, on opposite end on the supporting seat of sliding mould switching mechanism and fixed mould switching mechanism lower end, all rotate turn-over form is installed, the lower surface of two turn-over forms is all connected with the extension bar of the overturning oil cylinder being in tilted layout, on the sidewall of one end that supporting seat is connected with turn-over form, retaining mechanism is installed, the middle part of base is provided with the sliding oil cylinder that extension bar is connected with the supporting seat of sliding mould switching mechanism, base inside is provided with the water tank with water pump.The utility model can matched moulds that is virtually reality like reality, die sinking, turn over mould and mold cools down process, convenient each position of mould is overhauled, and automaticity is high, and security is good, and efficiency is high.

Description

A kind of multi-functional convenient die trial equipment for die industry
Technical field
The utility model belongs to mould and uses processing auxiliary equipment field, particularly relates to a kind of multi-functional convenient die trial equipment for die industry.
Background technology
Mould can be described as the mother of industry, industry-by-industry in machining all be unable to do without mould, injection mould particularly, injection mold is widely used at the production field of working of plastics, existing injection mould was all on injection machine, to carry out die trial before formally putting into production, the process of die trial is exactly not drop into the actual injection moulding process of raw material, the number of times of die trial has thousands of times, even up to ten thousand times, in this process, injection machine is all the time in open state, and mould has high-temperature heating all the time, waste energy very much.
In addition, if finding in die trial process that mould goes wrong needs repair, just need to from injection machine, remove mould is whole, whole process is very complicated, and dangerous, wastes time and energy.
Simple die sinking and matched moulds process generally can only be simulated by existing die trial mechanism, are difficult to realize the upset of 180 °, mould, and this makes troubles just to replacing and the maintenance of mould.
And the automaticity of existing die trial mechanism is not high; be difficult to realize long automatic operation; this just needs a kind of device that can fully simulate the true use procedure of mould carry out die trial, and this device will conveniently carry out repair to mould, and this is urgent problem.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of multi-functional convenient die trial equipment for die industry, can matched moulds that is virtually reality like reality, die sinking, turn over mould and mold cools down process, by the cooperation of two switching mechanisms, realize 180 ° of upsets of mould, conveniently each position of mould is overhauled, automaticity is high, security is good, and mould replacing time is saved more than 80%, can continuous operation stop and does not have a rest.
The utility model solves the technical scheme that its technical problem adopts: a kind of multi-functional convenient die trial equipment for die industry is provided, comprise base, mould dumping gear and control cabinet, one end of the upper surface of described base is vertically provided with control cabinet, the other end has set up guide rail, the upper end frame of this guide rail is provided with sliding mould switching mechanism, base upper end between this guide rail and control cabinet is installed with fixed mould switching mechanism, on opposite end on the supporting seat of described sliding mould switching mechanism and fixed mould switching mechanism lower end, all rotate turn-over form is installed, the lower surface of two turn-over forms is all connected with the extension bar of the overturning oil cylinder being in tilted layout, the upper surface of described turn-over form is provided with corresponding mould, by overturning oil cylinder, can control die flip 0-90 °, mould on two blocks of turn-over forms that are 90 ° of layouts connects and carries out after matched moulds, mould on one of them turn-over form is separated with turn-over form, another turn-over form steering horizontal, 180 ° of that separated die flips have so just been realized
On the sidewall of one end that described supporting seat is connected with turn-over form, retaining mechanism is installed, at turn-over form retaining mechanism in 90 ° of positions, by turn-over form and supporting seat locking, guaranteed that turn-over form is all the time in 90 ° in folding mold process repeatedly;
The lower surface middle part of the turn-over form on described fixed mould switching mechanism is provided with liftout oil cylinder, can after simulation die sinking, the product in die cavity be ejected and realize the demoulding, if damage of product or distortion will be carried out repair to mould in knockout course;
The middle part of described base is provided with the sliding oil cylinder that extension bar is connected with the supporting seat of sliding mould switching mechanism, described base inside is provided with the water tank with water pump, by sliding oil cylinder, drive sliding mould switching mechanism to slide on guide rail, realize die sinking and the matched moulds of two moulds, water in water tank be passed in mould, mould is carried out cooling, the cooling situation of simulation in actual production;
As die trial equipment described in the utility model a kind of preferably, described turn-over form is permanent magnetic chuck, its rotational angle is 0~90 °, permanent magnetic chuck has the characteristic that just becomes permanent magnet after energising, in the time of energising, just mould can be held firmly, make mould energy fast assembling-disassembling or adjust installation site.
Another kind as die trial equipment described in the utility model is preferred, described retaining mechanism comprises the locking cylinder of lateral arrangement, be arranged on the latch segment on the end face of turn-over form, when turn-over form turns to vertical position, the extension bar of Mode-locking oil cylinder and lock module are pegged graft, one side of described Mode-locking oil cylinder is provided with guide pad, the extension bar of this Mode-locking oil cylinder passes from guide pad, the PLC of Mode-locking oil cylinder in control cabinet controls, when receiving turn-over form and turn to the signal of 90 °, Mode-locking oil cylinder will move, its extension bar is through pegging graft fixing with latch segment after guide pad.
As there being a kind of of die trial equipment described in utility model to supplement, the upper surface of described supporting seat is provided with spacing footstock away from a side of retaining mechanism, on this spacing footstock, pressure inductor is installed, spacing footstock is played a supporting role to turn-over form in turn-over form level, can sense the pressure of turn-over form, control the action of oil cylinder simultaneously.
As there being the another kind of the die trial equipment described in utility model to supplement, described sliding oil cylinder is arranged on the crossbearer at middle part of base, and the push rod that stretches out of this sliding oil cylinder is connected with the Connection Block at the middle part, lower end of the supporting seat of sliding mould switching mechanism through crossbearer.
Further, described sliding oil cylinder is replaced by servomotor, stretching out push rod is replaced by screw mandrel, driven by servomotor screw mandrel rotates, this screw mandrel is threaded with Connection Block through crossbearer, and the rotation of screw mandrel makes Connection Block move along screw mandrel, and accuracy and speed that the collocation of servomotor and screw mandrel is moved sliding seat are faster, more easily control, but relative cost is higher.
Further, overturning oil cylinder in described fixed mould switching mechanism is two and is arranged side by side, its one end is connected with turn-over form by bearing block, the other end is connected with base, the overturning oil cylinder of described sliding mould switching mechanism is single, its one end is connected with turn-over form by bearing block, the other end is connected with Connection Block, on fixed mould switching mechanism due to liftout oil cylinder being installed, its weight ratio is larger, and the position in the middle of having occupied, balanced in order to increase thrust and thrust, adopt two cylinder structures.
As a kind of the supplementing that also have that has die trial equipment described in utility model, described control cabinet comprises the cuboid casing of vertical layout, motor and fuel tank, the inside of described cuboid casing is evenly separated by two diaphragm plates, the top inner chamber that is positioned at the diaphragm plate of upside is separated for two of front and back by the vertical baffle at middle part, distribution box and ventilating fan are installed in its back space, the diaphragm plate upper surface of its front space is provided with PLC control panel, the front end face top of described cuboid casing is the control panel being in tilted layout, be positioned on the upper surface of diaphragm plate of downside fuel tank is installed, motor and the oily assembly of control, the rotating shaft of this motor is connected with the oil pump of a side through this diaphragm plate, this oil pump is with fuel tank and control oily assembly and be communicated with, in the front end side wall of described vertical baffle, integrated circuit package is installed, hydraulic control system and PLC control are integrated in same control cabinet, easy to operate, automaticity is high, can carry out comprehensively control whole process.
Further, described integrated circuit package comprises relay, transformer, breaker and circuit board, has guaranteed the normal work of circuit, and control appliance matches with PLC control panel.
Further, the top of described cuboid casing is provided with audible-visual alarm lamp, and audible-visual alarm lamp is connected with the detecting sensor on die spotting press, once occur that abnormal conditions will light and give the alarm, operating personnel can stop the running of die spotting press at once.
beneficial effect
The utility model has the advantage of, die change is quick, and fixed die is convenient, repairs a die, die trial can complete on die spotting press, and mould can 90 °, 180 ° upsets.The demoulding, fixed die are all completed automatically by programme-control, higher than traditional-handwork operating efficiency, and security is good, can continuous operation stop and do not have a rest, and reduce labor strength, improve working environment and working condition, reduce industrial injury, reduce production costs.
Accompanying drawing explanation
Fig. 1 is main TV structure figure of the present utility model;
Fig. 2 is that master of the present utility model looks three-dimensional structure diagram;
Fig. 3 is face upwarding assumption diagram of the present utility model;
Fig. 4 is the side view of fixed mould switching mechanism described in the utility model;
Fig. 5 is the front view of fixed mould switching mechanism described in the utility model;
Fig. 6 be control cabinet described in the utility model partly cut open structure chart;
Fig. 7 is the main TV structure figure of a kind of state of the present utility model.
The specific embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment are only not used in restriction scope of the present utility model for the utility model is described.In addition should be understood that those skilled in the art can make various changes or modifications the utility model after having read the content of the utility model instruction, these equivalent form of values fall within the application's appended claims limited range equally.
As shown in Fig. 1 to 7, the utility model relates to a kind of multi-functional convenient die trial equipment for die industry, comprise base 1, mould dumping gear and control cabinet 6, one end of the upper surface of described base 1 is vertically provided with control cabinet 6, the other end has set up guide rail 5, the upper end frame of this guide rail 5 is provided with sliding mould switching mechanism 2, base 1 upper end between this guide rail 5 and control cabinet 6 is installed with fixed mould switching mechanism 3, on opposite end on the supporting seat 7 of described sliding mould switching mechanism 2 and fixed mould switching mechanism 3 lower ends, all rotate turn-over form 8 is installed, the lower surface of two turn-over forms 8 is all connected with the extension bar of the overturning oil cylinder 4 being in tilted layout, the upper surface of described turn-over form 8 is provided with corresponding mould, by overturning oil cylinder 4, can control die flip 0-90 °, mould on two blocks of turn-over forms 8 that are 90 ° of layouts connects and carries out after matched moulds, mould on one of them turn-over form 8 is separated with turn-over form 8, another turn-over form 8 steering horizontals, 180 ° of that separated die flips have so just been realized
On the sidewall of one end that described supporting seat 7 is connected with turn-over form 8, retaining mechanism 10 is installed, at turn-over form 8 retaining mechanism 10 in 90 ° of positions, by turn-over form 8 and supporting seat 7 lockings, guaranteed that turn-over form 8 is all the time in 90 ° in folding mold process repeatedly;
The lower surface middle part of the turn-over form 8 on described fixed mould switching mechanism 3 is provided with liftout oil cylinder 9, can after simulation die sinking, the product in die cavity be ejected and realize the demoulding, if damage of product or distortion will be carried out repair to mould in knockout course;
The middle part of described base 1 is provided with the sliding oil cylinder 15 that extension bar is connected with the supporting seat 7 of sliding mould switching mechanism 2, described base 1 inside is provided with the water tank 12 with water pump, by sliding oil cylinder 15, drive sliding mould switching mechanism 2 to slide on guide rail 5, realize die sinking and the matched moulds of two moulds, water in water tank 12 be passed in mould, mould is carried out cooling, the cooling situation of simulation in actual production;
Described turn-over form 8 is permanent magnetic chuck, and its rotational angle is 0~90 °, and permanent magnetic chuck has the characteristic that just becomes permanent magnet after energising, in the time of energising, just mould can be held firmly, makes mould energy fast assembling-disassembling or adjusts installation site.
Described retaining mechanism 10 comprises the locking cylinder 101 of lateral arrangement, be arranged on the latch segment 103 on the end face of turn-over form 8, when turn-over form 8 turns to vertical position, the extension bar of Mode-locking oil cylinder 101 and lock module 103 are pegged graft, one side of described Mode-locking oil cylinder 101 is provided with guide pad 102, the extension bar of this Mode-locking oil cylinder 101 passes from guide pad 102, the PLC of Mode-locking oil cylinder 101 in control cabinet 6 controls, when receiving turn-over form 8 and turn to the signal of 90 °, Mode-locking oil cylinder 101 will move, its extension bar passes guide pad 102 afterwards and latch segment 103 is pegged graft fixing.
The upper surface of described supporting seat 7 is provided with spacing footstock 21 away from a side of retaining mechanism 10, on this spacing footstock 21, pressure inductor is installed, spacing footstock 21 is played a supporting role to turn-over form 8 in turn-over form level, can sense the pressure of turn-over form 8, control the action of oil cylinder simultaneously.
Described sliding oil cylinder 15 is arranged on the crossbearer 16 at middle part of base 1, and the push rod 14 that stretches out of this sliding oil cylinder 15 is connected with the Connection Block 13 at the middle part, lower end of the supporting seat 7 of sliding mould switching mechanism 2 through crossbearer 16.
Overturning oil cylinder 4 in described fixed mould switching mechanism 3 is two and is arranged side by side, its one end is connected with turn-over form 8 by bearing block, the other end is connected with base 1, the overturning oil cylinder 4 of described sliding mould switching mechanism 2 is single, its one end is connected with turn-over form 8 by bearing block, the other end is connected with Connection Block 13, on fixed mould switching mechanism 3 due to liftout oil cylinder being installed, its weight ratio is larger, and the position in the middle of having occupied, balanced in order to increase thrust and thrust, adopt two cylinder structures.
As a kind of the supplementing that also have that has die trial equipment described in utility model, described control cabinet 6 comprises the cuboid casing 61 of vertical layout, motor 69 and fuel tank 63, the inside of described cuboid casing 61 is evenly separated by two diaphragm plates 62, the top inner chamber that is positioned at the diaphragm plate 62 of upside is separated for two of front and back by the vertical baffle 67 at middle part, distribution box 613 and ventilating fan 615 are installed in its back space, diaphragm plate 62 upper surfaces of its front space are provided with PLC control panel 65, the front end face top of described cuboid casing 61 is the control panel 66 being in tilted layout, be positioned on the upper surface of diaphragm plate 62 of downside fuel tank 63 is installed, motor 69 and the oily assembly 68 of control, the rotating shaft of this motor 69 is connected with the oil pump 612 of a side through this diaphragm plate 62, this oil pump 612 is with fuel tank 63 and control oily assembly 68 and be communicated with, in the front end side wall of described vertical baffle 67, integrated circuit package 611 is installed, hydraulic control system and PLC control are integrated in same control cabinet, easy to operate, automaticity is high, can carry out comprehensively control whole process.
Further, described integrated circuit package 611 comprises relay, transformer, breaker and circuit board, has guaranteed the normal work of circuit, and control appliance matches with PLC control panel.
Further, the top of described cuboid casing 61 is provided with audible-visual alarm lamp 610, and audible-visual alarm lamp is connected with the detecting sensor on die spotting press, once occur that abnormal conditions will light and give the alarm, operating personnel can stop the running of die spotting press at once.
Embodiment
When using, the original position of the turn-over form 8 on sliding mould switching mechanism 2 and fixed mould switching mechanism 3 is level, then the upper die and lower die of a secondary injection mould is lifted into respectively on the turn-over form 8 on sliding mould switching mechanism 2 and fixed mould switching mechanism 3;
By the operation to control panel 6, motor 69 is rotated, motor 69 drives oil pump 612 to start working, hydraulic oil in fuel tank 3 is released, be transported in the oily assembly 68 of control, the Hydraulic Elements of controlling in the oily assembly 68 of control by PLC control panel 65 and integrated circuit package 611 carry out work, and the die trial process of setting according to control panel 66 is delivered to each oil cylinder by hydraulic oil, thereby control the simulated operation of die spotting press;
Turn-over form 8 energisings produce magnetic force patrix/counterdie are held, and then overturning oil cylinder 4 starts action, and promotion turn-over form 8 starts to rotate around one end of supporting seat 7, and mould is lifted, until overturning oil cylinder 4 pushes to 90 ° by turn-over form 8;
Now, Mode-locking oil cylinder 101 starts action, its extension bar ejects, through guide pad 102 and lock module 103, plug, make turn-over form 8 all the time in vertical state, then sliding oil cylinder 15 starts action, promote sliding mould switching mechanism 2 slides on guide rail 5, to fixed mould switching mechanism 3 directions, slide, until upper die and lower die docking is closed up, die sinking is also that sliding oil cylinder 15 promotes sliding mould switching mechanism 2 reverse slide;
In simulation die sinking, can the product in the die cavity of counterdie be ejected by liftout oil cylinder 9, if find to occur damaged or distortion when product ejects, just need to carry out repair to mould.
Certainly, sliding oil cylinder 15 is replaced by servomotor, stretching out push rod 14 is replaced by screw mandrel, also can realize the promotion translation to sliding mould switching mechanism 2, driven by servomotor screw mandrel rotates, and this screw mandrel is threaded with Connection Block 13 through crossbearer 16, and the rotation of screw mandrel makes Connection Block move along screw mandrel, servomotor can accurately be set rotating speed and be rotated the number of turns by the control of control cabinet 6, thereby accurately controls rapidly the displacement of sliding mould switching mechanism 2 by screw mandrel.
If patrix/counterdie need to be overhauled, or need to adjust the position of mould, first overturning oil cylinder 4 be retracted, mould is horizontal, just can conveniently to the structure of mould, carries out repair, also can make turn-over form 4 power-off, magnetic force disappears, and just mould can be taken off or adjusts position.
If need to carry out repair to the bottom surface of counterdie, after the docking of upper die and lower die matched moulds, first power-off of turn-over form 8 on fixed mould switching mechanism 3, turn-over form 8 is separated with counterdie, counterdie just links together with patrix, then the turn-over form 8 of sliding mould switching mechanism 2 is got back to level, and now the bottom surface of counterdie is just arranged upward, just can carry out repair to the bottom surface of counterdie.

Claims (10)

1. the multi-functional convenient die trial equipment for die industry, comprise base (1), mould dumping gear and control cabinet (6), it is characterized in that, one end of the upper surface of described base (1) is vertically provided with control cabinet (6), the other end has set up guide rail (5), the upper end frame of this guide rail (5) is provided with sliding mould switching mechanism (2), base (1) upper end between this guide rail (5) and control cabinet (6) is installed with fixed mould switching mechanism (3), on opposite end on the supporting seat (7) of described sliding mould switching mechanism (2) and fixed mould switching mechanism (3) lower end, all rotate turn-over form (8) is installed, the lower surface of two turn-over forms (8) is all connected with the extension bar of the overturning oil cylinder being in tilted layout (4), on the sidewall of one end that described supporting seat (7) is connected with turn-over form (8), retaining mechanism (10) is installed, the middle part, lower surface of the turn-over form (8) on described fixed mould switching mechanism (3) is provided with liftout oil cylinder (9), the middle part of described base (1) is provided with the sliding oil cylinder (15) that extension bar is connected with the supporting seat (7) of sliding mould switching mechanism (2), described base (1) inside is provided with the water tank (12) with water pump.
2. a kind of multi-functional convenient die trial equipment for die industry according to claim 1, is characterized in that, described turn-over form (8) is permanent magnetic chuck, and its rotational angle is 0~90 °.
3. a kind of multi-functional convenient die trial equipment for die industry according to claim 2, it is characterized in that, described retaining mechanism (10) comprise lateral arrangement locking cylinder (101), be arranged on the latch segment (103) on the end face of turn-over form (8), when turn-over form (8) turns to vertical position, the extension bar of Mode-locking oil cylinder (101) and lock module (103) are pegged graft, one side of described Mode-locking oil cylinder (101) is provided with guide pad (102), and the extension bar of this Mode-locking oil cylinder (101) passes from guide pad (102).
4. according to a kind of multi-functional convenient die trial equipment for die industry described in claim 1 or 2 or 3, it is characterized in that, the upper surface of described supporting seat (7) is provided with spacing footstock (21) away from a side of retaining mechanism (10), on this spacing footstock (21), pressure inductor is installed.
5. a kind of multi-functional convenient die trial equipment for die industry according to claim 1, it is characterized in that, described sliding oil cylinder (15) is arranged on the crossbearer (16) at the middle part of base (1) and goes up, and the push rod (14) that stretches out of this sliding oil cylinder (15) is connected with the Connection Block (13) at the middle part, lower end of the supporting seat (7) of sliding mould switching mechanism (2) through crossbearer (16).
6. a kind of multi-functional convenient die trial equipment for die industry according to claim 1, it is characterized in that, described sliding oil cylinder (15) is replaced by servomotor, the push rod (14) that stretches out of this sliding oil cylinder (15) is replaced by screw mandrel, driven by servomotor screw mandrel rotates, and this screw mandrel is threaded with Connection Block (13) through crossbearer (16).
7. a kind of multi-functional convenient die trial equipment for die industry according to claim 5, it is characterized in that, overturning oil cylinder (4) in described fixed mould switching mechanism (3) is two and is arranged side by side, its one end is connected with turn-over form (8) by bearing block, the other end is connected with base (1), the overturning oil cylinder (4) of described sliding mould switching mechanism (2) is single, its one end is connected with turn-over form (8) by bearing block, and the other end is connected with Connection Block (13).
8. a kind of multi-functional convenient die trial equipment for die industry according to claim 1, it is characterized in that, described control cabinet (6) comprises the cuboid casing (61) of vertical layout, motor (69) and fuel tank (63), the inside of described cuboid casing (61) is evenly separated by two diaphragm plates (62), the top inner chamber that is positioned at the diaphragm plate (62) of upside is separated for two of front and back by the vertical baffle at middle part (67), distribution box (613) and ventilating fan (615) are installed in its back space, the diaphragm plate of its front space (62) upper surface is provided with PLC control panel (65), the front end face top of described cuboid casing (61) is the control panel (66) being in tilted layout, be positioned on the upper surface of diaphragm plate (62) of downside fuel tank (63) is installed, motor (69) and control oily assembly (68), the rotating shaft of this motor (69) is connected with the oil pump (612) of a side through this diaphragm plate (62), this oil pump (612) is with fuel tank (63) and control oily assembly (68) and be communicated with, integrated circuit package (611) is installed in the front end side wall of described vertical baffle (67).
9. a kind of multi-functional convenient die trial equipment for die industry according to claim 8, is characterized in that, described integrated circuit package (611) comprises relay, transformer, breaker and circuit board.
10. a kind of multi-functional convenient die trial equipment for die industry according to claim 8, is characterized in that, the top of described cuboid casing (61) is provided with audible-visual alarm lamp (610).
CN201420266673.7U 2014-05-22 2014-05-22 A kind of multi-functional convenient die trial equipment for die industry Expired - Lifetime CN203937070U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104070620A (en) * 2014-05-22 2014-10-01 宁波顺兴开浩精工机械有限公司 Multifunctional portable mould testing equipment for mould industry
CN106696215A (en) * 2016-12-02 2017-05-24 湖北工业大学 Mold locking device of injection sampling machine and mold thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104070620A (en) * 2014-05-22 2014-10-01 宁波顺兴开浩精工机械有限公司 Multifunctional portable mould testing equipment for mould industry
CN104070620B (en) * 2014-05-22 2017-04-26 宁波顺兴开浩精工机械有限公司 Multifunctional portable mould testing equipment for mould industry
CN106696215A (en) * 2016-12-02 2017-05-24 湖北工业大学 Mold locking device of injection sampling machine and mold thereof

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C14 Grant of patent or utility model
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CP03 Change of name, title or address

Address after: 315800 No.1, qigehechen, Donggang, Xiaogang street, Beilun District, Ningbo City, Zhejiang Province

Patentee after: Precision Moulding Craftsman (Zhejiang) Machinery Manufacturing Co.,Ltd.

Address before: No. 1, Gehechen, Donggangqi, Xiaogang Street, Beilun District, Ningbo City, Zhejiang Province, 315801

Patentee before: NINGBO SHUN XING KAIHAO PRECISION MACHINERY CO.,LTD.

CP03 Change of name, title or address
CX01 Expiry of patent term

Granted publication date: 20141112