CN212888775U

CN212888775U - Constant temperature injection molding machine

Info

Publication number: CN212888775U
Application number: CN202021134377.3U
Authority: CN
Inventors: 孙朝阳
Original assignee: Qingdao Ruimu Jinggong Technology Co ltd
Current assignee: Qingdao Ruimu Jinggong Technology Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-04-06
Anticipated expiration: 2030-06-17

Abstract

The utility model relates to the technical field of injection molding machines, in particular to a constant-temperature injection molding machine, which can adjust the injection molding height, so that the temperature rise or the temperature drop of an injection molding pipe is more rapid and uniform, a stable injection molding environment is provided, and the practicability is improved; the injection molding machine comprises a bottom plate and an injection molding motor, wherein a mounting seat is mounted at the lower end of the bottom plate, an injection molding pipe is mounted at the top end of the bottom plate, the injection molding motor is mounted on the right side of the top end of the bottom plate, an output end of the injection molding motor is connected with a threaded pipe, an injection molding cavity is formed in the injection molding pipe, the left end of the threaded pipe extends into the injection molding cavity and is in threaded connection with a threaded rod, the left end of the threaded rod is rotatably connected with an injection molding screw rod, a pressing head is mounted at the left end of the injection molding screw rod, an extrusion pipe is mounted; still include fixing base, four group's bracing pieces, heating refrigeration case and circulating pump, two sets of fixed plates are all installed to left front side, left rear side, right front side and the right rear side on fixing base top.

Description

Constant temperature injection molding machine

Technical Field

The utility model relates to a technical field of injection molding machine specifically is a constant temperature injection molding machine.

Background

An injection molding machine, also known as an injection molding machine or an injection machine, is a main molding device for manufacturing thermoplastic plastics or thermosetting plastics into plastic products with various shapes by utilizing a plastic molding die, and is divided into a vertical type, a horizontal type and a full-electric type, wherein the injection molding machine can heat the plastics and apply high pressure to the molten plastics so as to inject the molten plastics to fill a die cavity of the die; the existing constant-temperature injection molding machine comprises a bottom plate and an injection molding motor, wherein a mounting seat is installed at the top end of the bottom plate, an injection molding pipe is installed at the top end of the mounting seat, the injection molding motor is installed on the right side of the top end of the bottom plate, the output end of the injection molding motor is connected with a threaded pipe, an injection molding cavity is formed in the injection molding pipe, the left end of the threaded pipe extends into the injection molding cavity and is in threaded connection with a threaded rod, the left end of the threaded rod is in rotatable connection with an injection molding screw, a pressing head is installed at the left end of the injection molding screw, an extrusion pipe is installed at the left; when the existing constant-temperature injection molding machine is used, a feeding hopper is used for adjusting melt, an injection motor is used for driving a threaded pipe to rotate, the threaded pipe is used for screwing out a threaded rod, the threaded rod drives an injection screw rod to move in an injection molding pipe, so that molten liquid is extruded from the extrusion pipe through pressing of a pressing head, and the extrusion pipe is connected with an injection mold for injection molding; when the existing constant-temperature injection molding machine is used, the heat of an injection molding pipe is easy to dissipate, so that the temperature of an injection molding environment is uneven, certain influence is easily caused on injection molding parts, and when different objects are injected, the injection molding molds are different in height, poor in energy regulation on the height and poor in practicability.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a constant temperature injection molding machine can highly adjust moulding plastics, makes the intensification of moulding plastics pipe or cooling more even fast, provides stable environment of moulding plastics, has improved the practicality.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a constant-temperature injection molding machine comprises a bottom plate and an injection molding motor, wherein a mounting seat is installed at the lower end of the bottom plate, an injection molding pipe is installed at the top end of the bottom plate, the injection molding motor is installed on the right side of the top end of the bottom plate, the output end of the injection molding motor is connected with a threaded pipe, an injection molding cavity is formed in the injection molding pipe, the left end of the threaded pipe extends into the injection molding cavity and is in threaded connection with a threaded rod, the left end of the threaded rod is in rotatable connection with an injection molding screw rod, a pressing head is installed at the left end of the injection molding screw rod, an extrusion pipe is installed at; the injection molding device is characterized by further comprising a fixing seat, four groups of supporting rods, a heating and refrigerating box and a circulating pump, wherein two groups of fixing plates are respectively arranged on the left front side, the left rear side, the right front side and the right rear side of the top end of the fixing seat, lower connecting shafts are respectively fixedly arranged between the two groups of fixing plates, upper connecting shafts are respectively arranged on the left side, the front rear side, the rear left side and the rear right side of the front end of the bottom plate, the top ends of the four groups of supporting rods are respectively hinged with the four groups of upper connecting shafts, the bottom ends of the four groups of supporting rods are respectively hinged with the four groups of lower connecting shafts, vertical plates are respectively arranged on the front side and the rear side of the middle area of the top end of the fixing seat, supporting cylinders are respectively arranged at the left ends of the two groups of vertical plates, connecting blocks are respectively arranged in the middle areas of the front end and the, the heating and refrigerating box is installed on the rear side of the bottom end of the fixing seat, the circulating pump is installed on the right end of the heating and refrigerating box, the input end of the circulating pump is connected with the output end of the heating and refrigerating box, the output end of the circulating pump is connected with the input end of the coil pipe through a first hose, and the output end of the coil pipe is connected with the input end of the heating and refrigerating box through a second hose.

Preferably, a cavity is arranged in the heating and refrigerating box, a heating plate and a semiconductor refrigerating plate are installed in the cavity, and heat-conducting plates are arranged on the outer sides of the heating plate and the semiconductor refrigerating plate.

Preferably, the outer side of the injection molding pipe is provided with a heat insulation layer, and the coil pipe is located in the heat insulation layer.

Preferably, when the bottom plate and the fixed seat are farthest away, the four groups of support rods are vertical.

Preferably, the outer surface of the left side of the extrusion pipe is provided with an external thread, the inner side of the joint pipe is provided with an internal thread, and the joint pipe and the extrusion pipe are detachably connected.

Preferably, a thermometer is installed at the top end of the heating and refrigerating box, and a bottom sensing end of the thermometer extends into the cavity.

Preferably, a protective cover is arranged at the top end of the feeding hopper.

Advantageous effects

The utility model provides a constant temperature injection molding machine. Compared with the prior art, the method has the following beneficial effects: when the two groups of supporting cylinders are in a telescopic state, the bottom plate is contacted with the fixed seat, two groups of fixed blocks connected with the two groups of supporting cylinders move upwards by closing the two groups of supporting cylinders, the bottom plate is lifted, the front end and the rear end of the bottom plate are hinged with the top ends of the four groups of supporting plates through four groups of upper connecting shafts, the bottom ends of the four groups of supporting plates are hinged with four groups of lower connecting shafts connected with the top end of the fixed seat through eight groups of fixed plates, when the two groups of supporting cylinders are completely reset, the four groups of supporting plates are in a vertical state, so that the injection height is lifted, injection molding can be carried out on injection molds with different heights, the practicability is improved, the four groups of supporting plates also play a supporting role on the bottom plate, in the injection molding process, water in the heating and refrigerating box and the circulating pump which are electrically connected is opened, the, thereby for the pipe of moulding plastics provides the constant temperature environment, through the setting of coil pipe, make the intensification of moulding plastics pipe or cool down more even fast, provide stable environment of moulding plastics for this reason.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the injection molding tube and the injection molding motor of the present invention;

FIG. 3 is a schematic view of the top view of the heating and cooling box and the injection molding pipe of the present invention;

fig. 4 is the schematic view of the cross-section structure of the heating and cooling box of the present invention.

In the figure: 1. a base plate; 2. injection molding the motor; 3. a mounting seat; 4. injection molding a tube; 5. a threaded pipe; 6. A threaded rod; 7. injection molding the screw; 8. a pressing head; 9. extruding a pipe; 10. a feeding hopper; 11. a fixed seat; 12. a support bar; 13. heating the refrigeration box; 14. a circulation pump; 15. a fixing plate; 16. a lower connecting shaft; 17. an upper connecting shaft; 18. a vertical plate; 19. a support cylinder; 20. connecting blocks; 21. a coil pipe; 22. a heating plate; 23. a semiconductor refrigeration sheet; 24. a heat conducting plate; 25. a heat-insulating layer; 26. pipe joints; 27. a thermometer; 28. a protective cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model discloses a constant temperature injection molding machine, including bottom plate 1 and injection motor 2, mount pad 3 is installed to bottom plate 1 lower extreme, injection molding pipe 4 is installed on the top of bottom plate 1, injection molding motor 2 is installed on the top right side of bottom plate 1, the output of injection molding motor 2 is connected with screwed pipe 5, it has the injection molding chamber to open in the injection molding pipe 4, the left end of screwed pipe 5 stretches into in the injection molding chamber and threaded connection has threaded rod 6, the left end of threaded rod 6 is rotatable to be connected with injection molding screw 7, press head 8 is installed to the left end of injection molding screw 7, the left end of injection molding pipe 4 is installed extrusion pipe 9, press head 8 is opposite to extrusion pipe 9, feeding hopper 10 is installed on the top right side of injection molding pipe; the heating and cooling device further comprises a fixed seat 11, four groups of supporting rods 12, a heating and cooling box 13 and a circulating pump 14, wherein two groups of fixing plates 15 are respectively arranged on the left front side, the left rear side, the right front side and the right rear side of the top end of the fixed seat 11, a lower connecting shaft 16 is respectively fixedly arranged between the two groups of fixing plates 15, upper connecting shafts 17 are respectively arranged on the left front side, the front rear side, the rear left side and the rear right side of the front end of the bottom plate 1, the top ends of the four groups of supporting rods 12 are respectively hinged with the four groups of upper connecting shafts 17, the bottom ends of the four groups of supporting rods 12 are respectively hinged with the four groups of lower connecting shafts 16, vertical plates 18 are respectively arranged on the front side and the rear side of the middle area of the top end of the fixed seat 11, supporting cylinders 19 are respectively arranged at the left ends of the two groups of vertical plates 18, connecting blocks 20 are respectively arranged in the middle, the height of the bottom plate 1 is reduced and raised by opening and closing the two groups of cylinders, the bottom plate 1 is limited and supported by the arrangement of the four support plates, the coil 21 is arranged on the outer side of the injection molding pipe 4, the heating and refrigerating box 13 is arranged on the rear side of the bottom end of the fixing seat 11, the circulating pump 14 is arranged at the right end of the heating and refrigerating box 13, the input end of the circulating pump 14 is connected with the output end of the heating and refrigerating box 13, the output end of the circulating pump 14 is connected with the input end of the coil 21 through a first hose, the output end of the coil 21 is connected with the input end of the heating and refrigerating box 13 through a second hose, the first hose and the second hose are made of high-temperature-resistant materials, the length of the first hose is larger than the movement distance of the bottom plate 1, and water in the heating and refrigerating box 13 and the circulating pump 14 which are electrically connected is pumped into the coil 21, heat through coil pipe 21 gives injection pipe 4 to for injection pipe 4 provides the constant temperature environment, through coil pipe 21's setting, make injection pipe 4's intensification or cooling more even fast, provide stable environment of moulding plastics for this reason.

The utility model discloses a constant temperature injection molding machine, be provided with the cavity in the heating refrigeration case 13, install heating plate 22 and semiconductor refrigeration piece 23 in the cavity, the outside of heating plate 22 and semiconductor refrigeration piece 23 is provided with heat-conducting plate 24, and through the setting of the heating plate 22 and the semiconductor refrigeration piece 23 of electricity connection, heat or refrigerate to the water in the heating refrigeration respectively, through the setting of heat-conducting plate 24, protected and promoted the heat transfer heating plate 22 and semiconductor refrigeration piece 23.

The utility model discloses a constant temperature injection molding machine, the outside of the pipe 4 of moulding plastics is provided with heat preservation 25, coil pipe 21 is located heat preservation 25, through heat preservation 25's setting, has prevented coil pipe 21 heat dissipation, and heat preservation 25 has improved the security for high temperature resistant material.

The utility model discloses a constant temperature injection molding machine, when bottom plate 1 and fixing base 11 were the farthest distance, four group's bracing pieces 12 all were vertical state, and two sets of support cylinders 19 all are the reset state simultaneously, have carried out spacing and support to bottom plate 1 through four group's bracing pieces 12.

The utility model discloses a constant temperature injection molding machine, the left side surface of extrusion pipe 9 is provided with the external screw thread, the inboard of festival pipe 26 is provided with the internal thread, the connection can be dismantled with extrusion pipe 9 to festival pipe 26, can be according to extrusion pipe 9 and injection mold's distance, and suitable installation festival pipe 26 has improved the practicality.

The utility model discloses a constant temperature injection molding machine, thermometer 27 is installed on the top of heating refrigeration case 13, thermometer 27's bottom response end stretches into to the cavity in, can audio-visually observe the temperature in heating refrigeration case 13.

The utility model discloses a constant temperature injection molding machine, the top of magazine 10 is provided with visor 28, has protected magazine 10, prevents that other impurity from falling into.

When the injection molding machine is used, when two groups of supporting cylinders 19 are in a telescopic state, the bottom plate 1 is contacted with the fixed seat 11, two groups of fixed blocks connected with the two groups of supporting cylinders 19 move upwards by closing the two groups of supporting cylinders 19, simultaneously, the bottom plate 1 rises, the front end and the rear end of the bottom plate 1 are hinged with the top ends of four groups of supporting plates through four groups of upper connecting shafts 17, the bottom ends of the four groups of supporting plates are hinged with the top end of the fixed seat 11 through four groups of lower connecting shafts 16 connected with eight groups of fixed plates 15, when the two groups of supporting cylinders 19 are completely reset, the four groups of supporting plates are in a vertical state, so that the injection molding height is increased, injection molding can be carried out on injection molds with different heights, the practicability is improved, the four groups of supporting plates also play a supporting role on the bottom plate 1, and in the injection molding process, water in the heating and refrigerating box 13 and the circulating, heat through coil pipe 21 gives injection pipe 4 to for injection pipe 4 provides constant temperature environment, through coil pipe 21's setting, make injection pipe 4's intensification or cooling even fast more, the left end of extruding pipe 9 can be dismantled and be connected with festival pipe 26, can be according to extruding pipe 9 and injection mold's distance, suitable installation festival pipe 26 has improved the practicality.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a constant temperature injection molding machine, including bottom plate (1) and injection molding motor (2), mount pad (3) are installed to bottom plate (1) lower extreme, mould plastics pipe (4) of moulding plastics are installed on the top of bottom plate (1), install in the top right side of bottom plate (1) motor (2) of moulding plastics, the output of motor (2) of moulding plastics is connected with screwed pipe (5), it moulds plastics the chamber to have seted up in injection molding pipe (4), the left end of screwed pipe (5) stretches into to mould plastics the intracavity and threaded connection has threaded rod (6), the left end rotatable coupling of threaded rod (6) has screw rod (7) of moulding plastics, press head (8) are installed to the left end of screw rod (7) of moulding plastics, it extrudes tub (9) to install extrusion pipe (4) left end, press head (8) are relative with extrusion pipe (9), hopper (10) are installed on the top: the heating and refrigerating box is characterized by further comprising a fixing seat (11), four groups of supporting rods (12), a heating and refrigerating box (13) and a circulating pump (14), wherein two groups of fixing plates (15) are respectively installed on the left front side, the left rear side, the right front side and the right rear side of the top end of the fixing seat (11), a lower connecting shaft (16) is fixedly installed between the two groups of fixing plates (15), upper connecting shafts (17) are respectively installed on the left side, the rear side, the left side and the right side of the front end of the bottom plate (1), the top ends of the four groups of supporting rods (12) are respectively hinged with the four groups of upper connecting shafts (17), the bottom ends of the four groups of supporting rods (12) are respectively hinged with the four groups of lower connecting shafts (16), vertical plates (18) are respectively installed on the front side and the rear side of the middle area of the top end of the fixing seat (11), supporting cylinders (19) are respectively installed on the left ends of the two groups of vertical plates (, two sets of the output of support cylinder (19) inclines respectively and is connected with the top of two sets of connecting blocks (20) downwards, the outside of moulding plastics pipe (4) is provided with coil pipe (21), install in the bottom rear side of fixing base (11) heating refrigeration case (13), the right-hand member in heating refrigeration case (13) is installed in circulating pump (14), the input of circulating pump (14) is connected with the output of heating refrigeration case (13), the output of circulating pump (14) is connected with the input of coil pipe (21) through first hose, the output of coil pipe (21) is connected with the input of heating refrigeration case (13) through the second hose.

2. The constant temperature injection molding machine according to claim 1, characterized in that: be provided with the cavity in heating refrigeration case (13), install heating plate (22) and semiconductor refrigeration piece (23) in the cavity, the outside of heating plate (22) and semiconductor refrigeration piece (23) is provided with heat-conducting plate (24).

3. The constant temperature injection molding machine according to claim 2, characterized in that: the outer side of the injection molding pipe (4) is provided with a heat insulation layer (25), and the coil pipe (21) is located in the heat insulation layer (25).

4. A constant temperature injection molding machine as claimed in claim 3, wherein: when the bottom plate (1) and the fixed seat (11) are farthest away, the four groups of support rods (12) are all in a vertical state.

5. The constant temperature injection molding machine according to claim 4, wherein: the left side surface of extrusion pipe (9) is provided with the external screw thread, and the inboard of festival pipe (26) is provided with the internal thread, festival pipe (26) and extrusion pipe (9) can dismantle the connection.

6. The constant temperature injection molding machine according to claim 5, wherein: a thermometer (27) is installed at the top end of the heating and refrigerating box (13), and the bottom sensing end of the thermometer (27) extends into the cavity.

7. The constant temperature injection molding machine according to claim 6, wherein: the top end of the feeding hopper (10) is provided with a protective cover (28).