CN110900988A - Injection mold of working of plastics - Google Patents
Injection mold of working of plastics Download PDFInfo
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- CN110900988A CN110900988A CN201811080160.6A CN201811080160A CN110900988A CN 110900988 A CN110900988 A CN 110900988A CN 201811080160 A CN201811080160 A CN 201811080160A CN 110900988 A CN110900988 A CN 110900988A
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- template
- mold
- plastic part
- sliding block
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- 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
- B29C45/38—Cutting-off equipment for sprues or ingates
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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 relates to an injection mold of a plastic part, which comprises a rear substrate, a front substrate, a rear template, a front template, a rear mold core, a front mold core, a sliding block, a first thimble, a second thimble and an injection molding pipe. The rear end of the slide block water cavity is provided with the extension groove, and the extension groove can increase the binding force between the water gap material and the slide block, so that the problem that the water gap material is stuck in an injection molding pipe and cannot be pulled out when the mold is opened is avoided, the risk that a main runner is stuck with a front mold is effectively reduced, the qualification rate of products is improved, and the products are convenient to take out; in addition, when the nozzle material is cut, the sliding block slides to break the nozzle material in a cutting and pulling mode, so that the operation is convenient, the equipment structure can be simplified to a great extent, and the production efficiency is improved.
Description
Technical Field
The invention relates to an injection mold of a plastic part.
Background
The plastic part has a water gap material at the edge after injection molding. In the prior art, the nozzle material needs to be cut manually, so that the labor intensity and the potential safety hazard of workers are increased, the labor cost and the energy consumption of enterprises are also increased, and meanwhile, the production efficiency is reduced due to the fact that the nozzle material needs to be cut manually.
In order to solve the above problems, the chinese utility model patent "an automatic nozzle shearing device" (application No. CN201420364811.5), entitled publication No. CN204123614U, discloses a structure, which includes a mold, a slider disposed in the mold, an inclined guide post connected with the slider, and a nozzle knife connected with the slider for cutting off nozzle material. Above-mentioned structure utilizes the die sinking and the compound die action of mould to realize this cutting mouth of a river material and the reseing of device, has improved production efficiency at to a great extent, but, above-mentioned structure only is applicable to dark chamber shape product, and to ordinary working of plastics, the risk that the sprue glued the front mould is higher, has influenced the qualification rate of product at to a great extent, and is not convenient for take out the product.
Disclosure of Invention
The invention aims to solve the technical problem of the prior art, and provides the injection mold of the plastic part, which can effectively reduce the risk of adhering a front mold on a main runner, thereby improving the qualification rate of the product and facilitating the taking out of the product.
The invention aims to solve another technical problem of providing the injection mold of the plastic part, which can break the water gap material in a cutting and pulling combined mode so as to improve the production efficiency of the product, aiming at the current situation of the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: an injection mold of a plastic part is characterized in that: comprises that
A rear substrate;
the front substrate is arranged on the front side of the rear substrate and forms a gap with the rear substrate;
the rear template is arranged on the front side of the rear substrate;
the front template is arranged on the rear side of the front substrate and positioned on the front side of the rear template, and the front template can move backwards to be close to and aligned with the rear template;
the rear mold core is embedded on the rear mold plate, the front side wall of the rear mold core is exposed out of the front side surface of the rear mold plate, and a first mold groove for forming the outer wall of a part of the plastic part is formed in the front side wall of the rear mold core;
the front die core is embedded on the front template, the back side wall of the front die core is exposed out of the back side surface of the front template, a second die cavity for forming the outer wall of a part of the plastic piece is formed in the back side wall of the front die core, and the second die cavity and the first die cavity form a die cavity for forming the whole plastic piece together in a mutually aligned state;
the rear die core is provided with a sliding groove extending inwards from the side wall, the sliding block can be arranged in the sliding groove in a reciprocating manner, the front side wall of the sliding block is provided with a water gap cavity communicated with the die cavity, and the side wall of the sliding block and the inner wall of the sliding groove are in sliding fit to form a cutting structure capable of breaking water gap materials; and the middle part of the water mouth cavity is inwards sunken to form an extension groove extending from front to back;
the first ejector pin can penetrate through the rear mold core in a forward and backward moving mode and can penetrate through the extension groove and the water gap cavity to eject the broken water gap material forwards in a forward moving mode;
the second ejector pin can penetrate through the rear mold core in a front-and-back mode to be arranged, and the front end of the second ejector pin is abutted against the edge of the rear side wall of the injection molding piece; and
the injection molding pipe penetrates through the front base plate, the front template and the front mold core and is arranged, a feed inlet of the injection molding pipe is exposed out of the front side wall of the front base plate, and a discharge outlet of the injection molding pipe is communicated with a water gap cavity.
As an improvement, the slide block is provided with a first through hole for the first thimble to pass through, the inner diameter of the first through hole is smaller than that of the extension groove, the inner diameter of the extension groove is gradually increased from front to back, and the rear end of the extension groove is provided with an arc-shaped inner wall surface connected with the front end of the first through hole. This structure is spacing the mouth of a river material on the slider when the die sinking to avoided the mouth of a river material to glue easily in the sprue and then leaded to the problem that the mouth of a river material can't be taken out.
Preferably, the sprue is communicated with the mold cavity through a gate arranged on one side of the sprue, and the width of the gate is gradually reduced from the sprue to the mold cavity. The invention cuts the nozzle material by adopting a cutting and pulling combined action mode, gradually reduces the width of the pouring gate, is favorable for quickly breaking the nozzle material and gives consideration to the beautiful appearance of the cut part of the product.
In each of the above solutions, the rear mold plate is provided with a driving mechanism capable of driving the slider to move back and forth, the driving mechanism drives the slider to move to a state where the inner end of the slider is abutted against the inner end wall of the chute, the gate is aligned with the mold cavity, and the gate material between the gate and the mold cavity is broken when the driving mechanism drives the slider to move outward along the chute.
In order to facilitate assembly, the driving mechanism comprises an assembly frame and a power cylinder, the assembly frame is arranged on the rear template and is provided with an assembly groove for the sliding block to be inserted into, and the power cylinder is arranged on the outer side of the rear template and is connected with the sliding block by a piston rod penetrating through the assembly frame and extending into the assembly groove.
Preferably, the outer end of the sliding block is provided with a depressed part which can form a limiting opening in front of the inner wall of the assembly frame in a state that the inner end of the sliding block is abutted against the inner end wall of the sliding chute, and correspondingly, the front template is provided with a limiting block which can be clamped in the limiting opening in a die assembly state. By adopting the structure, the sprue is aligned with the die cavity in the injection molding process to complete injection molding, and the influence on the injection molding process caused by pulling out the slide block due to misoperation of the power cylinder is avoided.
Preferably, the corner of the front mold core is recessed inwards to form a positioning opening, and correspondingly, the corner of the rear mold core is raised outwards to form a positioning block which can be clamped in the positioning opening in a mold closing state. The structure can ensure that the front and the rear mold cores are aligned more accurately.
In order to facilitate assembly, an accommodating space is formed between the front side of the rear substrate and the rear template, a top plate capable of moving back and forth is installed in the accommodating space, the first ejector pin and the second ejector pin are both arranged on the top plate, and a second through hole for the power mechanism to penetrate through the rear substrate and be connected with the top plate is formed in the rear substrate.
In order to improve the stability of the opening and closing of the injection mold, the rear mold plate is provided with a guide post extending forwards, and correspondingly, the front mold plate is provided with a guide hole for inserting the guide post in the closing state.
Preferably, the top plate is provided with a first lubricating piece which can lubricate the first thimble in a sliding state of the first thimble along with the slider, the first lubricating piece is provided with a first long hole which is arranged along the sliding direction of the first thimble, and the inner bottom wall and the inner side wall of the first long hole are both provided with a first lubricating layer; and a second lubricating piece is arranged on the rear template, a second long hole is formed in the second lubricating piece and arranged along the sliding direction of the first ejector pin, and a second lubricating layer is arranged on the inner wall of the second long hole. The first lubricating piece and the second lubricating piece are made of bronze materials, and the first lubricating layer and the second lubricating layer are graphite layers. By adopting the structure, the first thimble can move smoothly, and the problems of deformation, fracture or blocking and the like caused by overlarge friction of the first thimble can be avoided.
Compared with the prior art, the invention has the advantages that: the rear end of the slide block water cavity is provided with the extension groove, and the extension groove can increase the binding force between the water gap material and the slide block, so that the problem that the water gap material is stuck in an injection molding pipe and cannot be pulled out when the mold is opened is avoided, the risk that a main runner is stuck with a front mold is effectively reduced, the qualification rate of products is improved, and the products are convenient to take out; in addition, when the nozzle material is cut, the sliding block slides to break the nozzle material in a cutting and pulling mode, so that the operation is convenient, the equipment structure can be simplified to a great extent, and the production efficiency is improved.
Drawings
FIG. 1 is a cross-sectional view of a mold closed state according to an embodiment of the present invention (hidden back and front molds);
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
FIG. 3 is a schematic view of the front portion of the injection mold according to the embodiment of the present invention;
FIG. 4 is a schematic view of the rear portion of the injection mold in an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a slider according to an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
As shown in fig. 1 to 5, the injection mold of a plastic part according to the present embodiment is used in an injection molding machine, and includes a rear substrate 1a, a front substrate 1b, a rear template 2a, a front template 2b, a rear core 3a, a front core 3b, a slider 4, a first thimble 5, a second thimble 6, and an injection molding tube 7.
Wherein, the front substrate 1b is arranged on the front side of the back substrate 1a and forms a space with the back substrate 1a, the back template 2a is arranged on the front side of the back substrate 1a, the front template 2b is arranged on the back side of the front substrate 1b and is positioned on the front side of the back template 2a, the front template 2b can move backwards to be close to and aligned with the back template 2a, the back mold core 3a is embedded on the back template 2a and the front side wall is exposed on the front side surface of the back template 2a, the front side wall of the rear mould core 3a is provided with a first mould groove 30a for forming part of the outer wall of the plastic piece, the front mould core 3b is embedded on the front mould plate 2b, the rear side wall is exposed out of the rear side surface of the front mould plate 2b, the back side wall of the front mold core 3b is provided with a second mold cavity 30b for forming part of the outer wall of the plastic part, the second cavity 30b and the first cavity 30a are aligned to form a mold cavity for forming a unitary plastic part. The rear die core 3a is provided with a chute 31 extending inwards from the side wall, the slide block 4 is arranged in the chute 31 in a reciprocating way, the front side wall of the slide block 4 is provided with a water cavity 40 communicated with the die cavity, and the side wall of the slide block 4 is in sliding fit with the inner wall of the chute 31 to form a cutting structure capable of breaking the water gap material 100; and, the central portion of the nozzle chamber 40 is recessed inward to form an extension groove 41 extending from the front to the rear. The first ejector pin 5 can penetrate through the rear mold core 3a and the rear mold plate 2a in a forward and backward movement mode, and the first ejector pin 5 can penetrate through the extension groove 41 and the nozzle cavity 40 in a forward movement mode to eject the broken nozzle material 100 forwards; the second ejector pin 6 can pass through the rear mold core 3a and the rear mold plate 2a in a back-and-forth movement mode, and the front end of the second ejector pin is abutted against the edge of the rear side wall of the injection molding piece 101. The injection molding pipe 7 penetrates through the front base plate 1b, the front template 2b and the front mold core 3b to be arranged, a feeding hole 71 of the injection molding pipe 7 is exposed out of the front side wall of the front base plate 1b, and a discharging hole 72 of the injection molding pipe 7 is communicated with the water cavity 40.
In this embodiment, the slider 4 is provided with a first through hole 42 for the first thimble 5 to pass through, the inner diameter of the first through hole 42 is smaller than that of the extension groove 41, the inner diameter of the extension groove 41 gradually increases from front to back, and the rear end of the extension groove 41 is formed with an arc-shaped inner wall surface 411 connected with the front end of the first through hole 42. This structure is spacing mouth of a river material 100 on slider 4 when the die sinking to avoided mouth of a river material 100 to glue easily in the sprue of injection molding pipe 7 and then leaded to the problem that mouth of a river material 100 can't take out. The gate cavity 40 communicates with the cavity through a gate 401 opened on one side of the gate cavity 40, and the width of the gate 401 gradually decreases from the gate cavity 40 toward the cavity. This embodiment adopts the cutting and drags the mode of combined action to snap mouth of a river material 100 to mouth of a river material 100's cutting, reduces the width of runner 401 gradually and is favorable to snapping mouth of a river material 100 fast, compromises the pleasing to the eye of product by the cutting department moreover.
The rear mold plate 2a of this embodiment is provided with a driving mechanism 8 capable of driving the slider 4 to move back and forth, the gate 401 is aligned with the mold cavity when the driving mechanism 8 drives the slider 4 to move to a state where the inner end of the slider 4 is abutted to the inner end wall of the chute 31, and the gate material 100 between the gate 401 and the mold cavity is broken when the driving mechanism 8 drives the slider 4 to move outwards along the chute 31. For the convenience of assembly, the driving mechanism 8 includes an assembly frame 81 and a power cylinder 82, the assembly frame 81 is disposed on the rear mold plate 2a and has an assembly groove 811 for inserting the slider 4 therein, the power cylinder 82 is an oil cylinder or an air cylinder, the power cylinder 82 is disposed outside the rear mold plate 2a and a piston rod passes through the assembly frame 81 and extends into the assembly groove 811 to be connected with the slider 4. The outer end of the sliding block 4 is provided with a depressed part 43 which can form a limit opening 80 with the inner wall of the assembly frame 81 under the state that the inner end of the sliding block 4 is abutted against the inner wall of the sliding chute 31, and correspondingly, the front template 2b is provided with a limit block 21 which can be clamped in the limit opening 80 under the state of die assembly. By adopting the structure, the sprue 401 is aligned with the mold cavity in the injection molding process to complete injection molding, and the influence on the injection molding process caused by pulling out the slide block 4 due to misoperation of the power cylinder 82 is avoided.
In this embodiment, the corner 3b of the front mold core is recessed inward to form a positioning opening 32, and correspondingly, the corner of the rear mold core 3a is raised outward to form a positioning block 33 which can be clamped in the positioning opening 32 in a mold closing state. The structure can ensure that the front and the rear mold cores are aligned more accurately. In order to facilitate assembly, an accommodating space 20 is formed between the front side of the rear substrate 1a and the rear mold plate 2a, a top plate 9 capable of moving back and forth is installed in the accommodating space 20, the first ejector pin 5 and the second ejector pin 6 are both arranged on the top plate 9, and a second through hole 11, through which a power mechanism on an injection molding machine penetrates the rear substrate 1a and is connected with the top plate 9, is formed in the rear substrate 1 a. In order to improve the stability of the opening and closing of the injection mold, the rear platen 2a is provided with guide posts 22 extending forward, and correspondingly, the front platen 2b is provided with guide holes 23 into which the guide posts 22 are inserted in the closed state.
The top plate 9 of this embodiment is provided with a first lubricating piece 91 capable of lubricating the first thimble 5 when the first thimble 5 slides with the slider 4, the first lubricating piece 91 is provided with a first long hole 911 arranged along the sliding direction of the first thimble 5, and the inner bottom wall and the inner side wall of the first long hole 911 are both provided with a first lubricating layer 912; the rear platen 2a is provided with a second lubricating member 24, the second lubricating member 24 is provided with a second long hole 241 arranged along the sliding direction of the first thimble 5, and a second lubricating layer 242 is provided on the inner wall of the second long hole 241. The first and second lubricating members 91 and 24 are made of bronze, and the first and second lubricating layers 912 and 242 are graphite layers formed by friction of cylindrical graphite rods fitted on the inner wall surfaces of the corresponding long holes. By adopting the structure, the first thimble can move smoothly, and the problems of deformation, fracture or blocking and the like caused by overlarge friction of the first thimble can be avoided.
When the injection mold of the embodiment is used, injection molding is performed in a mold closing state; after the injection molding is finished, opening the mold, and pulling out the water gap material 100 from the main runner of the injection molding pipe 7 due to the structure of the extension groove 41 and limiting the material on the slide block 4; the driving mechanism 8 drives the slide block 4 to move outwards to cut off the nozzle material 100; the top plate 9 moves forward to drive the first thimble 5 and the second thimble 6 to move forward, the first thimble 5 ejects the sprue 100 from the extension groove 41 and the sprue cavity 40, and the second thimble 6 ejects the injection-molded part from the mold cavity.
Claims (12)
1. An injection mold of a plastic part is characterized in that: comprises that
A rear substrate (1 a);
a front substrate (1b) which is arranged on the front side of the rear substrate (1a) and forms a distance with the rear substrate (1 a);
a rear template (2a) provided on the front side of the rear substrate (1 a);
the front template (2b) is arranged on the rear side of the front substrate (1b) and positioned on the front side of the rear template (2a), and the front template (2b) can move backwards to be close to and aligned with the rear template (2 a);
the rear die core (3a) is embedded on the rear template (2a), the front side wall of the rear die core is exposed out of the front side surface of the rear template (2a), and a first die cavity (30a) for forming the outer wall of a part of the plastic part is formed in the front side wall of the rear die core (3 a);
the front die core (3b) is embedded on the front template (2b), the rear side wall of the front die core is exposed out of the rear side surface of the front template (2b), a second die cavity (30b) for forming the outer wall of a part of the plastic part is formed in the rear side wall of the front die core (3b), and the second die cavity (30b) and the first die cavity (30a) form a die cavity for forming the integral plastic part together in a mutually aligned state;
the rear die core (3a) is provided with a sliding groove (31) extending inwards from the side wall, the sliding block (4) can be arranged in the sliding groove (31) in a reciprocating manner, the front side wall of the sliding block (4) is provided with a water gap cavity (40) communicated with the die cavity, and the side wall of the sliding block (4) is in sliding fit with the inner wall of the sliding groove (31) to form a cutting structure capable of breaking the water gap material (100); and the middle part of the water mouth (40) is inwards sunken to form an extension groove (41) extending from front to back;
the first ejector pin (5) can penetrate through the rear die core (3a) in a forward and backward moving mode and is arranged, and the first ejector pin (5) can penetrate through the extension groove (41) and the nozzle cavity (40) in a forward moving mode to eject the broken nozzle material (100) forwards;
the second ejector pin (6) can penetrate through the rear die core (3a) in a front-and-back movement mode and is abutted against the edge of the rear side wall of the injection molding piece (101); and
the injection molding pipe (7) penetrates through the front base plate (1b), the front template (2b) and the front mold core (3b) to be arranged, a feed inlet (71) of the injection molding pipe (7) is exposed out of the front side wall of the front base plate (1b), and a discharge outlet (72) of the injection molding pipe (7) is communicated with the water gap cavity (40).
2. An injection mold for a plastic part according to claim 1, wherein: the slider (4) is provided with a first through hole (42) for the first thimble (5) to pass through, the inner diameter of the first through hole (42) is smaller than that of the extension groove (41), the inner diameter of the extension groove (41) is gradually increased from front to back, and the rear end of the extension groove (41) is provided with an arc inner wall surface (411) connected with the front end of the first through hole (42).
3. An injection mold for a plastic part according to claim 1, wherein: the water gap cavity (40) is communicated with the die cavity through a pouring gate (401) arranged on one side of the water gap cavity (40), and the width of the pouring gate (401) is gradually reduced from the water gap cavity (40) to the die cavity.
4. An injection mold for a plastic part according to claim 1, wherein: the rear die plate (2a) is provided with a driving mechanism (8) capable of driving the sliding block (4) to move back and forth, the driving mechanism (8) drives the sliding block (4) to move to the state that the inner end of the sliding block is abutted to the inner end wall of the sliding groove (31), the pouring gate (401) is aligned with the die cavity, the driving mechanism (8) drives the sliding block (4) to move outwards along the sliding groove (31), and the water gap material (100) between the pouring gate (401) and the die cavity is broken.
5. An injection mold of a plastic part according to claim 4, wherein: the driving mechanism (8) comprises an assembly frame (81) and a power cylinder (82), the assembly frame (81) is arranged on the rear template (2a) and is provided with an assembly groove (811) for inserting the sliding block (4), the power cylinder (82) is arranged on the outer side of the rear template (2a), and a piston rod penetrates through the assembly frame (81) to stretch into the assembly groove (811) to be connected with the sliding block (4).
6. An injection mold of a plastic part according to claim 5, wherein: the outer end of the sliding block (4) is provided with a concave part (43) which can form a limiting opening (80) in front of the inner wall of the assembly frame (81) in the state that the inner end of the sliding block (4) is abutted against the inner end wall of the sliding groove (31), correspondingly, and the front template (2b) is provided with a limiting block (21) which can be clamped in the limiting opening (80) in the mold closing state.
7. An injection mold of a plastic part according to any one of claims 1 to 6, wherein: the corner of the front mold core (3b) is inwards sunken to form a positioning opening (32), and correspondingly, the corner of the rear mold core (3a) is outwards protruded to form a positioning block (33) which can be clamped in the positioning opening (32) in a mold closing state.
8. An injection mold of a plastic part according to any one of claims 1 to 6, wherein: an accommodating space (20) is formed between the front side of the rear substrate (1a) and the rear template (2a), a top plate (9) capable of moving back and forth is installed in the accommodating space (20), the first ejector pin (5) and the second ejector pin (6) are both arranged on the top plate (9), and a second through hole (11) for the power mechanism to penetrate through the rear substrate (1a) and to be connected with the top plate (9) is formed in the rear substrate (1 a).
9. An injection mold of a plastic part according to any one of claims 1 to 6, wherein: the rear template (2a) is provided with a guide post (22) extending forwards, and correspondingly, the front template (2b) is provided with a guide hole (23) for inserting the guide post (22) therein in a mold closing state.
10. An injection mold of a plastic part according to claim 8, wherein: the top plate (9) is provided with a first lubricating piece (91) which can lubricate the first thimble (5) in a sliding state of the first thimble (5) along with the sliding block (4), the first lubricating piece (91) is provided with a first long hole (911) which is arranged along the sliding direction of the first thimble (5), and the inner bottom wall and the inner side wall of the first long hole (911) are both provided with a first lubricating layer (912).
11. An injection mold for a plastic part according to claim 10, wherein: the rear template (2a) is provided with a second lubricating piece (24), a second long hole (241) arranged along the sliding direction of the first thimble (5) is formed in the second lubricating piece (24), and a second lubricating layer (242) is arranged on the inner wall of the second long hole (241).
12. An injection mold for a plastic part according to claim 11, wherein: the first lubricating piece (91) and the second lubricating piece (24) are made of bronze, and the first lubricating layer (912) and the second lubricating layer (242) are graphite layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811080160.6A CN110900988A (en) | 2018-09-17 | 2018-09-17 | Injection mold of working of plastics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811080160.6A CN110900988A (en) | 2018-09-17 | 2018-09-17 | Injection mold of working of plastics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110900988A true CN110900988A (en) | 2020-03-24 |
Family
ID=69812669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811080160.6A Pending CN110900988A (en) | 2018-09-17 | 2018-09-17 | Injection mold of working of plastics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110900988A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112519123A (en) * | 2020-11-16 | 2021-03-19 | 湖南京能新能源科技有限公司 | Charging pile intelligent production line process flow and method |
| CN112721051A (en) * | 2020-12-16 | 2021-04-30 | 李爽 | Plastic part injection mold |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202225392U (en) * | 2011-09-30 | 2012-05-23 | 亿和塑胶电子制品(深圳)有限公司 | Improved structure of soft rubber nozzle |
| CN206840618U (en) * | 2017-05-18 | 2018-01-05 | 宁波双林模具有限公司 | An a kind of mould has more the automatic material cutting device of two plate injection molds |
-
2018
- 2018-09-17 CN CN201811080160.6A patent/CN110900988A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202225392U (en) * | 2011-09-30 | 2012-05-23 | 亿和塑胶电子制品(深圳)有限公司 | Improved structure of soft rubber nozzle |
| CN206840618U (en) * | 2017-05-18 | 2018-01-05 | 宁波双林模具有限公司 | An a kind of mould has more the automatic material cutting device of two plate injection molds |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112519123A (en) * | 2020-11-16 | 2021-03-19 | 湖南京能新能源科技有限公司 | Charging pile intelligent production line process flow and method |
| CN112721051A (en) * | 2020-12-16 | 2021-04-30 | 李爽 | Plastic part injection mold |
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Application publication date: 20200324 |