CN218749085U

CN218749085U - High-efficient processingequipment of accurate working of plastics

Info

Publication number: CN218749085U
Application number: CN202123421762.3U
Authority: CN
Inventors: 李爱民; 王高军; 高波
Original assignee: Suzhou Fangkuai Precision Technology Co ltd
Current assignee: Suzhou Fangkuai Precision Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2023-03-28
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a high-efficient processingequipment of accurate working of plastics, the injecting glue passageway in its injecting glue mouth, the injecting glue runner in the feed liquor storehouse communicates with the branch in the branch storehouse in proper order, an air operated valve is installed in the other end embedding of injecting glue mouth dorsad to the cope match-plate pattern, the case one end and the disk seat of this air operated valve are connected, one is used for contacting with case ejection with the one end of the collinear push rod of case, the other end of push rod can imbed in the injecting glue passageway of injecting glue mouth, one side that the part is close to lower mould benevolence is formed with a plurality of holes of cladding on the lower mould benevolence, the lower bolster is provided with one in one side of lower mould benevolence mutually in the back of the body and is used for the bottom plate with board erection joint, it is fixed through two supporting shoe installations between the both sides of bottom plate and the lower bolster, thereby form a holding area between bottom plate and lower bolster, can be along with the roof at the one end fixed mounting that is being close to or keeping away from the thimble of lower bolster orientation upward movement on the roof. The utility model discloses can realize the quick drawing of patterns and can not harm the product, guarantee product quality.

Description

High-efficient processingequipment of accurate working of plastics

Technical Field

The utility model relates to an injection moulding process technical field especially relates to a high-efficient processingequipment of accurate working of plastics.

Background

Plastic injection molding is a method for manufacturing plastic products, which mainly uses the change of physical state of the plastic to be molded to achieve the processing of the shape of the product, such as injecting the molten plastic into the plastic product mold by using pressure, cooling and molding to obtain various plastic parts.

The invention of the injection mold meets various requirements of production and life of people, and the quality of the mold seriously influences the use experience of consumers. However, the injection mold in the prior art has the following defects: 1. the part is inconvenient to demould or easily damages a formed part product; 2. when the glue injection mechanism is separated from the glue injection nozzle on the mold, the situation that the glue injection channel is blocked by backflow cooling of liquid injected into the mold is easy to occur.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a high-efficient processingequipment of accurate working of plastics, this high-efficient processingequipment of accurate working of plastics realize that the part breaks away from fast from mould benevolence and can not harm when the product, when effectively avoiding the injecting glue mouth on injecting glue mechanism and the mould separately, the condition of injecting glue passageway is plugged up in the liquid reflux cooling in the injection mold, improves the efficiency of processing and the convenience of operation, guarantees the precision and the quality of injection moulding product.

In order to achieve the purpose, the utility model adopts the technical proposal that: an efficient machining device for precision plastic parts comprises an upper template, a lower template, an upper mold core and a lower mold core, wherein the upper mold core and the lower mold core are correspondingly installed on the upper template and the lower template;

the other end of the upper template, which is opposite to the glue injection nozzle, is embedded with a pneumatic valve, one end of a valve core of the pneumatic valve is connected with a valve seat, the other end of the valve core extends to one side of the glue injection nozzle along the horizontal direction, one end of a push rod which is collinear with the valve core is used for being in pushing contact with the valve core, the other end of the push rod can be embedded into a glue injection channel of the glue injection nozzle, the outer sides of the mutually close ends of the valve core and the push rod are respectively provided with a guide seat which is in sliding fit with the valve core and the push rod, and when the push rod is pushed by the valve core in an extending state, one end of the push rod, which is embedded into the glue injection channel, is in sealing connection with the communication part of the glue injection channel and the glue inlet channel in the liquid inlet bin, so that the liquid circulation between the glue injection channel and the glue inlet channel in the liquid inlet bin is cut off;

the part is close to one side of lower mould benevolence and is formed with a plurality of hole of cladding on the lower mould benevolence, one side that the lower bolster is carried on the back in the lower mould benevolence is provided with a bottom plate that is used for with board erection joint, install fixedly through two supporting shoes between the both sides of bottom plate and the lower bolster to form an accommodation region between bottom plate and lower bolster, one movably sets up and installs a plurality of thimble on the roof in the accommodation region, can be along with the roof be close to or keep away from the lower bolster direction removal the one end fixed mounting of thimble on the roof, the other end of thimble passes lower bolster and lower mould benevolence for imbed in the hole of part, thereby promote the part to remove to the direction of keeping away from the lower bolster.

The further improved scheme in the technical scheme is as follows:

1. in the above scheme, the top plate includes a first top plate and a second top plate which are stacked, and the ejector pin is installed on the first top plate close to the lower template.

2. In the scheme, the guide seat on the outer side of the valve core is embedded in the upper template.

3. In the above scheme, the device further comprises an upper fixing plate and a bottom plate which are respectively arranged on the corresponding machine table.

4. In the above scheme, the device further comprises an upper cover plate and a lower cover plate, wherein the upper cover plate is installed on the surface of the upper fixing plate far away from the bottom plate, and the lower cover plate is installed on the surface of the bottom plate far away from the upper fixing plate.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model discloses high-efficient processingequipment of accurate working of plastics, an air valve is installed in the other end embedding of its cope match-plate pattern back to the injecting glue mouth, the case one end and the disk seat of this air valve are connected, the other end of case extends to injecting glue mouth one side along the horizontal direction, one is used for pushing up the contact with the case with the one end of the collineation of case push rod, the other end of push rod can imbed in the injecting glue passageway of injecting glue mouth, on the basis of realizing carrying out the side injecting glue to the mould, can effectively avoid injecting glue mechanism and injecting glue mouth on the mould to separate, the condition of injecting glue passageway is stopped up in the liquid reflux cooling in the mould, the efficiency of processing and the convenience of operation are improved, guarantee the precision and the quality of injection moulding product; in addition, the outer sides of the ends, close to each other, of the valve core and the push rod are respectively provided with a guide seat in sliding fit with the valve core and the push rod, so that the problem of poor sealing stability caused by concentricity deviation of the thimble and the glue injection channel in a long-time high-frequency use process can be solved, and the processing precision and the processing quality stability of a product are further improved.

2. The utility model discloses high-efficient processingequipment of accurate working of plastics, one side that its part is close to lower mould benevolence is formed with a plurality of and wraps the hole on the lower mould benevolence, can follow the roof and be close to or keep away from the one end fixed mounting on the roof of the thimble of lower bolster orientation upward movement, the other end of thimble passes lower bolster and lower mould benevolence, and in the hole of embedding part, be convenient for will have a plurality of holes and wrap up the product part on lower mould benevolence and break away from mould benevolence fast and can not harm the product, the efficiency and the product quality of improvement processing.

Drawings

FIG. 1 is a schematic view of the overall structure of a high-efficiency processing device for precision plastic parts;

FIG. 2 is a cross-sectional view of the high-efficiency processing apparatus for precision plastic parts;

figure 3 is a partial section perspective view of the high-efficiency processing device of the precision plastic part of the utility model.

Fig. 4 is a partial structure decomposition diagram of the high-efficiency processing device for the precision plastic parts of the utility model.

In the above drawings: 1. mounting a template; 2. a lower template; 3. loading a mold core; 4. a lower die core; 5. a part; 6. a liquid separation bin; 7. a glue injection nozzle; 71. a glue injection channel; 8. a liquid inlet bin; 91. a valve seat; 92. a valve core; 10. a push rod; 11. a guide seat; 12. a hole; 13. a base plate; 14. a supporting block; 15. an accommodating area; 16. a top plate; 161. a first top plate; 162. a second top plate; 17. a thimble; 18. an upper fixing plate; 19. a lower cover plate; 20. and an upper cover plate.

Detailed Description

In the description of this patent, it is noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The meaning of the above terms in this patent may be understood in a concrete sense to those of ordinary skill in the art.

Example 1: an efficient machining device for precision plastic parts comprises an upper template 1, a lower template 2, an upper mold core 3 and a lower mold core 4, wherein the upper mold core 3 and the lower mold core 4 are correspondingly installed on the upper template 1 and the lower template 2, when the upper template 1 and the lower template 2 are in a mold closing state, a part 5 is formed in a cavity formed by matching the lower mold core 4 and the upper mold core 3 through injection molding, the lower end of a vertically arranged liquid inlet bin 8 is connected with a glue injection nozzle 7, and the upper end of the liquid inlet bin 8 is connected with a liquid separating bin 6, so that a glue injection channel 71 in the glue injection nozzle 7, a glue inlet channel in the liquid inlet bin 8 and a glue separating channel in the liquid separating bin 6 are sequentially communicated;

the other end of the upper template 1, which is opposite to the glue injection nozzle 7, is embedded with a pneumatic valve, one end of a valve core 92 of the pneumatic valve is connected with a valve seat 91, the other end of the valve core 92 extends to one side of the glue injection nozzle 7 along the horizontal direction, one end of a push rod 10 which is collinear with the valve core 92 is used for being pushed and contacted with the valve core 92, the other end of the push rod 10 can be embedded into a glue injection channel 71 of the glue injection nozzle 7, the outer sides of the mutually close ends of the valve core 92 and the push rod 10 are respectively provided with a guide seat 11 which is in sliding fit with the valve core 92 and the push rod 10, when the push rod 10 is pushed and pushed down by the valve core 92 in the extending state, one end of the push rod embedded into the glue injection channel 71 is in sealing connection with the connection position of the glue injection channel 71 and the glue inlet channel, so as to cut off the liquid circulation between the glue injection channel 71 and the glue inlet channel in the liquid inlet bin 8;

one side of the part 5 close to the lower mold core 4 is formed with a plurality of holes 12 covering the lower mold core 4, one side of the lower mold plate 2 back on the lower mold core 4 is provided with a bottom plate 13 used for being installed and connected with a machine table, two sides of the bottom plate 13 and the lower mold plate 2 are fixedly installed through two supporting blocks 14, so that an accommodating area 15 is formed between the bottom plate 13 and the lower mold plate 2, a plurality of ejector pins 17 are movably arranged on a top plate 16 in the accommodating area 15, one ends of the ejector pins 17 capable of moving along with the top plate 16 in the direction close to or far away from the lower mold plate 2 are fixedly installed on the top plate 16, and the other ends of the ejector pins 17 penetrate through the lower mold plate 2 and the lower mold core 4 and are used for being embedded into the holes 12 of the part 5, so that the part 5 is pushed to move in the direction far away from the lower mold plate 2.

The top plate 16 includes a first top plate 161 and a second top plate 162 which are stacked, and the ejector pin 17 is mounted on the first top plate 161 adjacent to the lower mold plate 2.

And an upper cover plate 20 and a lower cover plate 19, wherein the upper cover plate 20 is arranged on the surface of the upper fixing plate 18 far away from the bottom plate 13, and the lower cover plate 19 is arranged on the surface of the bottom plate 13 far away from the upper fixing plate 18.

Example 2: an efficient machining device for precision plastic parts comprises an upper template 1, a lower template 2, an upper mold core 3 and a lower mold core 4, wherein the upper mold core 3 and the lower mold core 4 are correspondingly installed on the upper template 1 and the lower template 2, when the upper template 1 and the lower template 2 are in a mold closing state, a part 5 is formed in a cavity formed by matching the lower mold core 4 and the upper mold core 3 through injection molding, the lower end of a vertically arranged liquid inlet bin 8 is connected with a glue injection nozzle 7, and the upper end of the liquid inlet bin 8 is connected with a liquid separating bin 6, so that a glue injection channel 71 in the glue injection nozzle 7, a glue inlet channel in the liquid inlet bin 8 and a glue separating channel in the liquid separating bin 6 are sequentially communicated;

the other end, opposite to the glue injection nozzle 7, of the upper template 1 is embedded with a pneumatic valve, one end of a valve core 92 of the pneumatic valve is connected with a valve seat 91, the other end of the valve core 92 extends towards one side of the glue injection nozzle 7 along the horizontal direction, one end of a push rod 10 collinear with the valve core 92 is used for being pushed and contacted with the valve core 92, the other end of the push rod 10 can be embedded into a glue injection channel 71 of the glue injection nozzle 7, a guide seat 11 in sliding fit with the valve core 92 and the push rod 10 is installed on the outer side of one end, close to each other, of the valve core 92 and the push rod 10, when the push rod 10 is pushed and pushed down by the valve core 92 in the extending state, one end embedded into the glue injection channel 71 is in sealing connection with a communication position of the glue injection channel 71 and the glue injection channel, so that liquid circulation between the glue injection channel 71 and the glue injection channel in the liquid inlet bin 8 is cut off, and when the glue injection mechanism needs to push the glue injection channel between the glue injection channel 71 and the glue injection mechanism through the liquid inlet channel 71 and the glue injection mechanism, air flow pushes the push rod 10 backwards by using the air flow of the glue injection mechanism;

The guide seat 11 outside the valve body 92 is fitted into the upper die plate 1.

And upper fixing plates 18 each mounted on a corresponding machine table.

When the high-efficiency processing device of the precise plastic part is adopted, the lower end of a vertically arranged liquid inlet bin is connected with a glue injection nozzle, the upper end of the liquid inlet bin is connected with a liquid distribution bin, a glue injection channel in the glue injection nozzle, a glue injection flow channel in the liquid inlet bin are sequentially communicated with a glue distribution flow channel in the liquid distribution bin, one end of a valve core of a pneumatic valve is connected with a valve seat, the other end of the valve core extends to one side of the glue injection nozzle along the horizontal direction, one end of a push rod collinear with the valve core is used for being in ejection contact with the valve core, the other end of the push rod can be embedded into the glue injection channel of the glue injection nozzle, when the push rod is pushed down by the valve core in the extending state, one end of the push rod, which is embedded into the glue injection channel, is in sealing connection with the glue injection channel and the communication position of the glue inlet channel, so that the liquid circulation between the glue injection channel and the glue inlet channel in the liquid inlet bin is cut off, and on the basis of realizing side glue injection on a mold, the situation that the glue injection channel is blocked by backflow cooling of liquid injected into the mold when a glue injection mechanism is separated from a glue injection nozzle on the mold can be effectively avoided, the processing efficiency and the operation convenience are improved, and the precision and the quality of an injection molding product are ensured;

in addition, the outer sides of the ends, close to each other, of the valve core and the push rod are respectively provided with a guide seat in sliding fit with the valve core and the push rod, so that the problem of poor sealing stability caused by concentricity deviation of the thimble and the glue injection channel in a long-time high-frequency use process can be solved, and the processing precision and the processing quality stability of a product are further improved;

and one side of the part close to the lower die core is provided with a plurality of holes coated on the lower die core, one end of an ejector pin which can move along with the top plate in the direction close to or far away from the lower die plate is fixedly arranged on the top plate, and the other end of the ejector pin penetrates through the lower die plate and the lower die core and is used for being embedded into the holes of the part, so that the part is pushed to move in the direction far away from the lower die plate, the product part which is provided with a plurality of holes and coated on the lower die core can be quickly separated from the die core without damaging the product, and the processing efficiency and the product quality are improved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. The utility model provides a high-efficient processingequipment of accurate working of plastics, includes cope match-plate pattern (1), lower bolster (2), goes up mould benevolence (3) and lower mould benevolence (4), go up mould benevolence (3), lower mould benevolence (4) and install correspondingly on cope match-plate pattern (1), lower bolster (2), when cope match-plate pattern (1), lower bolster (2) are in the compound die state, part (5) through injection moulding in lower mould benevolence (4) and the die cavity of last mould benevolence (3) cooperation formation, its characterized in that: the lower end of a vertically arranged liquid inlet bin (8) is connected with the glue injection nozzle (7), and the upper end of the liquid inlet bin (8) is connected with the liquid separating bin (6), so that a glue injection channel (71) in the glue injection nozzle (7), a glue inlet flow channel in the liquid inlet bin (8) and a glue separating flow channel in the liquid separating bin (6) are sequentially communicated;

the other end, opposite to the glue injection nozzle (7), of the upper template (1) is embedded with a pneumatic valve, one end of a valve core (92) of the pneumatic valve is connected with a valve seat (91), the other end of the valve core (92) extends to one side of the glue injection nozzle (7) along the horizontal direction, one end of a push rod (10) collinear with the valve core (92) is used for being in pushing contact with the valve core (92), the other end of the push rod (10) can be embedded into a glue injection channel (71) of the glue injection nozzle (7), guide seats (11) in sliding fit with the valve core (92) and the push rod (10) are respectively installed on the outer sides of the mutually close ends of the valve core (92) and the push rod (10), and when the push rod (10) is pushed down by the valve core (92) in the extending state, one end of the push rod (10) embedded into the glue injection channel (71) is in sealing connection with the connection position of the glue injection channel (71) and the glue inlet channel, so that liquid circulation between the glue injection channel (71) and the glue inlet channel in the liquid inlet bin (8) is cut off;

one side that part (5) are close to lower mould benevolence (4) is formed with a plurality of wraps hole (12) on lower mould benevolence (4), lower bolster (2) are provided with one in one side of lower mould benevolence (4) on the back of the body and are used for bottom plate (13) with board erection joint, it is fixed through two supporting shoe (14) installation between both sides of bottom plate (13) and lower bolster (2), thereby form an accommodation area (15) between bottom plate (13) and lower bolster (2), one movably set up and install a plurality of thimble (17) on roof (16) in accommodation area (15), can be along with roof (16) near or keep away from lower bolster (2) direction removal one end fixed mounting of thimble (17) is on roof (16), the other end of thimble (17) passes lower bolster (2) and lower mould benevolence (4) to in embedding hole (12) of part (5), thereby promote part (5) to the direction removal of keeping away from lower bolster (2).

2. An apparatus for efficient processing of precision plastic parts according to claim 1, wherein: the top plate (16) comprises a first top plate (161) and a second top plate (162) which are overlapped, and the ejector pin (17) is installed on the first top plate (161) close to the lower template (2).

3. An apparatus for efficient processing of precision plastic parts according to claim 1, wherein: and the guide seat (11) on the outer side of the valve core (92) is embedded in the upper template (1).

4. An apparatus for efficient processing of precision plastic parts according to claim 1, wherein: the device also comprises an upper fixing plate (18) arranged on the corresponding machine table.

5. An apparatus for efficient processing of precision plastic parts according to claim 2, wherein: an upper cover plate (20) and a lower cover plate (19) are further provided, the upper cover plate (20) is arranged on the surface of the upper fixing plate (18) far away from the bottom plate (13), and the lower cover plate (19) is arranged on the surface of the bottom plate (13) far away from the upper fixing plate (18).