CN112895210A

CN112895210A - Plastic bookshelf moulds plastics production with taking device

Info

Publication number: CN112895210A
Application number: CN202110059031.4A
Authority: CN
Inventors: 张燕薇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-17
Filing date: 2021-01-17
Publication date: 2021-06-04

Abstract

The invention discloses a taking device for injection molding production of a plastic bookshelf, which comprises a barrel body, a magnetic lifting plate, a control barrel, a piston and a sleeve, wherein the barrel body is provided with a cover plate, a permanent magnet is fixedly connected on the cover plate, expansion liquid is contained in the control barrel above the piston, a mandril is fixedly connected on the lower surface of the piston, a fixed rod is connected in the sleeve in a sliding manner, the fixed rod is hinged with the mandril through a connecting rod, the inner wall of the barrel body is provided with a fixed groove corresponding to the fixed rod, a heating plate is fixedly connected in the barrel body, a fused mass in the barrel, in the process, the expansion liquid is continuously expanded, the fixing rod is pulled, when the temperature reaches a threshold value, the fixing rod is separated from the fixing groove, under the action of the permanent magnet, the magnetic lifting plate rises, so that the taking and the taking of the melt can be smoothly realized, the taking and the taking are convenient, and the taken melt has enough temperature, thereby ensuring the quality of injection molding.

Description

Plastic bookshelf moulds plastics production with taking device

Technical Field

The invention relates to the technical field of plastic living goods manufacturing devices, in particular to a taking device for plastic bookshelf injection molding production.

Background

The bookshelf is one kind of furniture, is also a common tool in people's life, consists of a plurality of shelves capable of holding articles, is generally vertical or horizontal, can be used for storing books, and has other names such as book grids, bookcases, bookcabinets and the like due to different forms and structures.

The plastic bookshelf is made of various materials, is an important class, and has the advantages of portability, attractiveness and low cost compared with the traditional wooden or iron bookshelf, so that the plastic bookshelf has larger and larger production amount, and the existing bookshelf is more environment-friendly due to rapid development of the plastic industry in the prior art.

The plastic bookshelf is generally formed by injection molding, thermoplastic plastics or thermosetting materials are made into plastic products with various shapes by using a plastic forming mold, in the injection molding process, plastic particles are firstly required to be made into a melt in a melting furnace, then the melt is placed in a taking device for taking, in the process of transferring the melt from the melting furnace to the taking device, the temperature of the melt can be reduced to a certain degree, and the phenomenon of more air holes of an injection molding piece can occur when the melt with lower temperature is injected again, so that the product quality of the injection molding piece is lower, and the existing taking device cannot ensure that the taken melt has enough temperature.

In addition, when taking out the melt, the existing taking device is inconvenient to take out, and generally needs additional power equipment to take out the melt.

Disclosure of Invention

In order to solve the problems, the invention provides a taking device for injection molding production of a plastic bookshelf, which is realized by the following technical scheme.

A taking device for injection molding production of a plastic bookshelf comprises a barrel body, a magnetic lifting plate, a control barrel, a piston and a sleeve barrel; the top of the cylinder is open, the top of the cylinder is detachably connected with a cover body, the center of the cover body is fixedly connected with a permanent magnet, the upper part of the inner wall of the cylinder is fixedly connected with an annular heating plate, the right side of the cylinder above the heating plate is fixedly connected with a connecting pipe, one end of the connecting pipe extending out of the cylinder is fixedly connected with a taking hose, the magnetic lifting plate is hermetically and slidably connected in the cylinder, the top of the control cylinder is open, the control cylinder is fixedly connected at the center of the lower surface of the magnetic lifting plate, the piston is hermetically and slidably connected in the control cylinder, the center of the lower surface of the piston is fixedly connected with a mandril, the mandril is slidably connected with a bottom plate of the control cylinder, the circumference of the bottom of the mandril is uniformly and fixedly connected with a first shaft seat, the control cylinder above the piston is filled with expansion liquid, the fixing rod is characterized in that a second shaft seat is fixedly connected to the lower portion of the fixing rod, a connecting rod is hinged between the corresponding second shaft seat and the corresponding first shaft seat, a fixing groove corresponding to the fixing rod is formed in the inner wall of the barrel body, the fixing groove is arc-shaped, and the cross section of the fixing groove is in the shape of a right-angled triangle.

Furthermore, the bottom four corners of barrel all the rigid coupling have the landing leg, the bottom rigid coupling of each landing leg has the stabilizer blade, the stabilizer blade is big end down's round platform shape, and the stabilizer blade is made for hard rubber.

Furthermore, fastening screws are uniformly arranged on the circumference of the top of the barrel, the cover body is connected with the fastening screws in an inserting mode, and fastening nuts are meshed on the fastening screws above the cover body.

Further, the lower surface rigid coupling of lid has annular sealing washer, sealing washer interference fit is in the barrel.

Further, the expansion fluid is mercury.

Further, a heat conducting block is fixedly connected to the position, corresponding to the control cylinder, of the magnetic lifting plate, and the heat conducting block is made of red copper material

Further, the thickness of the magnetic lifting plate is larger than the height of the fixing groove.

Furthermore, the circumference of the upper surface of the magnetic lifting plate is uniformly and rotatably connected with rotating shafts, the top of each rotating shaft is fixedly connected with a connecting seat, and the circumference of the periphery of each connecting seat is uniformly and fixedly connected with stirring blades.

Furthermore, a guide groove is formed in the inner wall of the sleeve along the axis direction of the inner wall, and a guide block which is connected with the guide groove in a sliding mode is fixedly connected to the circumference of one end, close to the control cylinder, of the fixed rod evenly.

The invention has the following beneficial effects:

1. when in an initial state, the magnetic lifting plate is pressed downwards, in the process of descending the magnetic lifting plate, the right-angled triangle section shape of the fixing groove enables the fixing rod to slide downwards smoothly, so that the descending of the magnetic lifting plate cannot be interfered, when in the initial state, the temperature in the barrel is lower, so that the expansion coefficient of expansion liquid is smaller, further the length of the fixing rod extending out of the sleeve is larger, so that the fixing rod enters the fixing groove to fix the height of the magnetic fixing plate, molten materials for injection molding production are contained in the barrel above the magnetic lifting plate, then the cover plate is fixed through the matching of the fastening screw rod and the fastening nut, at the moment, the sealing ring enters the barrel to form good sealing, and due to the suction force of the permanent magnet on the magnetic lifting plate, the magnetic lifting plate is lifted, so that the molten materials are continuously discharged from the connecting pipe and the taking hose, the taking of the melt is convenient, and the melt can be continuously taken without additional input energy.

2. Because the melt transports the in-process to the barrel from the smelting pot, the temperature can reduce, the melt of lower temperature makes and can produce more gas pocket when moulding plastics, consequently, can heat the melt through the hot plate, at the in-process of heating, because the continuous rising of temperature, thereby the coefficient of expansion of inflation liquid is continuous to be increased, and then promote piston and ejector pin decline, the in-process that the ejector pin descends, can pull the dead lever through the connecting rod and remove to the direction that is close to control section of thick bamboo, when the dead lever breaks away from the fixed slot, the magnetism lifter plate just can rise, when the temperature of melt reaches the certain degree promptly, the rise that magnetism lift panel can be smooth, guarantee that the melt of taking all has sufficient temperature promptly, thereby guarantee injection moulding's quality.

3. Through the setting of pivot and stirring vane, at the in-process that the magnetism lifter plate rose, can promote stirring vane to rotate to stir the melt, thereby guarantee that the melt has good homogeneity, further guarantee injection moulding's quality.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without inventive labor.

FIG. 1: the invention discloses a schematic structural diagram of a taking device for injection molding production of a plastic bookshelf;

FIG. 2: FIG. 1 shows a close-up view at A;

FIG. 3: a partial enlarged view at B in fig. 1;

FIG. 4: the structure schematic diagram of the taking device for plastic bookshelf injection molding production provided by the invention is provided with the stirring blades;

FIG. 5: FIG. 4 is a partial enlarged view at C;

FIG. 6: the structure of the fixing groove is schematically shown.

The reference numbers are as follows:

1-cylinder, 101-cover, 102-permanent magnet, 103-heating plate, 104-connecting pipe, 105-taking hose, 106-supporting leg, 107-supporting leg, 108-fastening screw, 109-fastening nut, 110-sealing ring;

2-magnetic lifting plate, 201-rotating shaft, 202-connecting seat, 203-stirring blade;

3-control cylinder, 301-heat conducting block;

4-piston, 401-ejector rod, 402-first shaft seat, and 403-expansion liquid;

5-sleeve, 501-fixed rod, 502-second shaft seat, 503-connecting rod, 504-fixed groove, 505-guide groove, 506-guide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-6, a taking device for injection molding production of a plastic bookshelf comprises a cylinder body 1, a magnetic lifting plate 2, a control cylinder 3, a piston 4 and a sleeve 5; the top of the cylinder body 1 is arranged in an open manner, the top of the cylinder body 1 is detachably connected with a cover body 101, the center of the cover body 101 is fixedly connected with a permanent magnet 102, the upper part of the inner wall of the cylinder body 1 is fixedly connected with an annular heating plate 103, the right side of the cylinder body 1 above the heating plate 103 is fixedly connected with a connecting pipe 104, one end of the connecting pipe 104 extending out of the cylinder body 1 is fixedly connected with a taking hose 105, a magnetic lifting plate 2 is hermetically and slidably connected in the cylinder body 1, the top of a control cylinder 3 is arranged in an open manner, the control cylinder 3 is fixedly connected at the center of the lower surface of the magnetic lifting plate 2, a piston 4 is hermetically and slidably connected in the control cylinder 3, the center of the lower surface of the piston 4 is fixedly connected with a mandril 401, the mandril 401 is slidably connected with the bottom plate of the control cylinder 3, the circumference of the bottom of the mandril 401 is uniformly, a fixing rod 501 is slidably connected in the sleeve 5, a second shaft seat 502 is fixedly connected below the fixing rod 501, a connecting rod 503 is hinged between the corresponding second shaft seat 502 and the corresponding first shaft seat 402, a fixing groove 504 corresponding to the fixing rod 501 is arranged on the inner wall of the cylinder 1, the fixing groove 504 is arc-shaped, and the cross section of the fixing groove 504 is in the shape of a right triangle.

Preferably, the four corners of the bottom of the cylinder 1 are fixedly connected with supporting legs 106, the bottom of each supporting leg 106 is fixedly connected with a supporting foot 107, the supporting foot 107 is in a truncated cone shape with a small top and a big bottom, and the supporting foot 107 is made of hard rubber.

Preferably, fastening screws 108 are uniformly arranged on the top circumference of the barrel 1, the cover 101 is inserted into the fastening screws 108, and fastening nuts 109 are engaged with the fastening screws 108 above the cover 101.

Preferably, an annular sealing ring 110 is fixed to the lower surface of the cover 101, and the sealing ring 110 is interference-fitted in the cylinder 1.

Preferably, the expansion fluid 403 is mercury.

Preferably, a heat conducting block 301 is fixed on the magnetic lifting plate 2 at a position corresponding to the control cylinder 3, and the heat conducting block 301 is made of red copper material

Preferably, the thickness of the magnetic elevating plate 2 is greater than the height of the fixing groove 504.

Preferably, the upper surface circumference of the magnetic lifting plate 2 is uniformly and rotatably connected with rotating shafts 201, the top of each rotating shaft 201 is fixedly connected with a connecting seat 202, and the circumference of the periphery of each connecting seat 202 is uniformly and fixedly connected with stirring blades 203.

Preferably, the inner wall of the sleeve 5 is provided with a guide groove 505 along the axial direction thereof, and a guide block 506 slidably connected with the guide groove 505 is uniformly fixed on the circumference of one end of the fixing rod 501 close to the control cylinder 3.

One embodiment of the present invention is:

in the initial state, the magnetic lifting plate 2 is pressed downwards, in the descending process of the magnetic lifting plate 2, the right-angled triangle section shape of the fixing groove 504 enables the fixing rod 501 to slide downwards smoothly, so that the descending of the magnetic lifting plate 2 cannot be interfered, in the initial state, the temperature in the barrel body 1 is low, so that the expansion coefficient of the expansion liquid 403 is small, further the length of the fixing rod 501 extending out of the sleeve 5 is large, so that the fixing rod 501 enters the fixing groove 504 to fix the height of the magnetic fixing plate, the melt for injection molding production is contained in the barrel body 1 above the magnetic lifting plate 2, then the cover plate is fixed through the matching of the fastening screw 108 and the fastening nut 109, at the moment, the sealing ring 110 enters the barrel body 1 to form good sealing, and due to the suction force of the permanent magnet 102 to the magnetic lifting plate 2, the magnetic lifting plate 2 ascends, therefore, the melt is continuously discharged from the connecting pipe 104 and the taking hose 105, the melt is conveniently taken, and the melt can be continuously taken without additional input energy.

Because the melt transports the in-process to barrel 1 from the smelting pot, the temperature can reduce, the melt of lower temperature can produce more gas pocket when making moulding plastics, therefore, can heat the melt through hot plate 103, in the in-process of heating, because the constant rising of temperature, thereby the expansion coefficient of inflation liquid 403 constantly increases, and then promote piston 4 and ejector pin 401 and descend, the in-process that ejector pin 401 descends, can pull dead lever 501 through connecting rod 503 and move to the direction that is close to control section of thick bamboo 3, when dead lever 501 breaks away from fixed slot 504, magnetism lifter plate 2 just can rise, when the temperature of melt reaches certain degree, the rise that magnetism lifter plate 2 material can be smooth, guarantee that the melt of taking all has sufficient temperature promptly, thereby guarantee injection moulding's quality.

Through the setting of pivot 201 and stirring vane 203, at the in-process that magnetism lifter plate 2 rose, can promote stirring vane 203 and rotate to stir the melt, thereby guarantee that the melt has good homogeneity, further guarantee injection moulding's quality.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a plastics bookshelf moulds plastics production with taking device which characterized in that: comprises a cylinder body (1), a magnetic lifting plate (2), a control cylinder (3), a piston (4) and a sleeve (5); the top of barrel (1) is open and set, the top of barrel (1) is detachable and connected with cover body (101), the center rigid coupling of cover body (101) has permanent magnet (102), the inner wall upper portion rigid coupling of barrel (1) has annular hot plate (103), barrel (1) right side rigid coupling above hot plate (103) has connecting pipe (104), the one end rigid coupling that connecting pipe (104) stretches out outside barrel (1) has the hose of taking (105), magnetism lifter plate (2) sealing sliding connection is in barrel (1), the open setting in top of control section of thick bamboo (3), control section of thick bamboo (3) rigid coupling is in the lower surface center of magnetism lifter plate (2), piston (4) sealing sliding connection is in control section of thick bamboo (3), the lower surface center rigid coupling of piston (4) has ejector pin (401), ejector pin (401) and the bottom plate sliding connection of control section of thick bamboo (3), the bottom circumference of ejector pin (401) is evenly fixedly connected with first axle seat (402), and splendid attire has inflation liquid (403) in control section of thick bamboo (3) of piston (4) top, sleeve (5) rigid coupling is at the outer wall of control section of thick bamboo (3), and sleeve (5) and first axle seat (402) one-to-one set up, sliding connection has dead lever (501) in sleeve (5), the below rigid coupling of dead lever (501) has second axle seat (502), and it has connecting rod (503) to articulate between second axle seat (502) and the first axle seat (402) that correspond, the inner wall of barrel (1) is equipped with fixed slot (504) that correspond with dead lever (501), fixed slot (504) are the arc, and the cross sectional shape of fixed slot (504) is right angled triangle.

2. The taking device for injection molding production of the plastic bookshelf according to claim 1, characterized in that: the bottom four corners department of barrel (1) all is the rigid coupling have landing leg (106), each the bottom rigid coupling of landing leg (106) has stabilizer blade (107), stabilizer blade (107) are big end down's round platform shape, and stabilizer blade (107) are made for hard rubber.

3. The taking device for injection molding production of the plastic bookshelf according to claim 1, characterized in that: fastening screws (108) are uniformly arranged on the circumference of the top of the barrel (1), the cover body (101) is inserted into the fastening screws (108), and fastening nuts (109) are meshed on the fastening screws (108) above the cover body (101).

4. The taking device for injection molding production of the plastic bookshelf according to claim 1, characterized in that: the lower surface rigid coupling of lid (101) has annular sealing washer (110), sealing washer (110) interference fit is in barrel (1).

5. The taking device for injection molding production of the plastic bookshelf according to claim 1, characterized in that: the expansion liquid (403) is mercury.

6. The taking device for injection molding production of the plastic bookshelf according to claim 1, characterized in that: the position rigid coupling that corresponds control section of thick bamboo (3) on magnetism lifter plate (2) has heat conduction piece (301), heat conduction piece (301) are made for red copper material.

7. The taking device for injection molding production of the plastic bookshelf according to claim 1, characterized in that: the thickness of the magnetic lifting plate (2) is larger than the height of the fixing groove (504).

8. The taking device for injection molding production of the plastic bookshelf according to claim 1, characterized in that: the circumference of the upper surface of the magnetic lifting plate (2) is uniformly and rotatably connected with rotating shafts (201), the top of each rotating shaft (201) is fixedly connected with a connecting seat (202), and the circumference of the periphery of each connecting seat (202) is uniformly and fixedly connected with stirring blades (203).

9. The taking device for injection molding production of the plastic bookshelf according to claim 1, characterized in that: the inner wall of sleeve (5) is equipped with guide way (505) along its axis direction, the even rigid coupling of one end circumference that dead lever (501) is close to control section of thick bamboo (3) has with guide block (506) of guide way (505) sliding connection.