CN218111544U - Medical equipment shell injection mold with controllable material flow velocity - Google Patents

Abstract

The utility model discloses a controllable medical equipment shell injection mold of material flow rate, the on-line screen storage device comprises a base, be provided with the hydraulic stem on the base, install the bed die on the telescopic shaft of hydraulic stem, the die cavity has been seted up on the bed die, install L type support on the base, it carries out elevating movement to drive the bed die through the hydraulic stem, thereby realized and go up the purpose that the compound die between the mould was moulded plastics and the separation drawing of patterns, through the pipe of moulding plastics, the discharge gate, the toper stopper, mounting panel and compression spring's setting, make the bed die promote the mould to rise, via the connection of compression spring and the pipe of moulding plastics, make the inside cone stopper of original adaptation in mould benevolence, relative decline, thereby make and set up the discharge gate on the pipe outer wall of moulding plastics and spill, the material that will mould plastics is carried, thereby realize the process of moulding plastics, the hydraulic stem drives the bed die and carries out the small amplitude when going up and down above the picture peg, make the clearance between toper stopper and the mould benevolence can change, thereby realize the purpose of control material flow rate.

Description

Medical equipment shell injection mold with controllable material flow velocity

Technical Field

The utility model relates to an injection mold technical field especially relates to a controllable medical equipment shell injection mold of material flow rate.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate dimensions, and the injection molding is a processing method used when parts with complex shapes are produced in batches, in particular to a method for injecting heated and melted plastics into a mold cavity from an injection molding machine at high pressure and obtaining a formed product after cooling and solidification.

The medical equipment shell needs to be subjected to injection molding by using an injection mold during production, but the flow rate of material injection is inconveniently controlled by the injection mold used for the conventional medical equipment shell, so that the requirement is met by the injection mold for the medical equipment shell with controllable material flow rate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a controllable medical equipment shell injection mold of material velocity of flow to solve the problem of the velocity of flow that the inconvenient control material of injection mold that the current medical equipment shell that proposes was used was moulded plastics in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a controllable medical equipment shell injection mold of material flow rate, the on-line screen storage device comprises a base, be provided with the hydraulic stem on the base, install the bed die on the telescopic shaft of hydraulic stem, seted up the die cavity on the bed die, install L type support on the base, the mounting panel is installed to the bottom of L type support, installs compression spring on the bottom of mounting panel, installs the mould on compression spring's the bottom, and the bottom of going up the mould is provided with mould benevolence, mould benevolence and the mutual adaptation of die cavity, and slidable mounting has the pipe of moulding plastics in mould benevolence, and the one end of the pipe of moulding plastics is installed on the mounting panel, and the toper stopper is installed to the other end of the pipe of moulding plastics, and toper stopper adaptation is in mould benevolence, mould plastics and seted up a plurality of discharge gate on the outer wall of toper stopper link, slidable mounting has the picture peg in the L type support, and the top of picture peg contacts with the bottom of bed die.

Preferably, the L-shaped support is provided with a sliding groove, and the inserting plate is slidably mounted in the sliding groove.

Preferably, the upper die and the die core are both provided with slide holes, and the injection molding pipe is slidably mounted in the slide holes.

Preferably, the bottom end of the mold core is provided with a tapered hole, the tapered hole is communicated with the sliding hole, and the tapered plug is matched in the tapered hole.

Preferably, the top of bed die and the bottom of last mould have all been seted up the seal groove, and two seal inslots adaptation have same sealing washer.

Preferably, the lower die is provided with a positioning shaft, the upper die is provided with a positioning hole, and the positioning shaft is matched in the positioning hole.

Preferably, the positioning hole and the compression spring are in the same axis, and the inner diameter of the positioning hole is smaller than that of the compression spring.

The beneficial effects of the utility model are that:

the utility model discloses in drive the bed die through the hydraulic stem and carry out elevating movement, thereby realized and go up the compound die between the mould and mould plastics and the purpose of the separation drawing of patterns, through the pipe of moulding plastics, the discharge gate, the toper stopper, mounting panel and compression spring's setting, make the bed die promote the mould and rise, via the connection of compression spring and the pipe of moulding plastics, make original adaptation in mould benevolence toper stopper, relative decline, thereby make the discharge gate of seting up on the pipe outer wall of moulding plastics spill, the material that will mould plastics is carried, thereby realize the process of moulding plastics, the hydraulic stem drives the bed die and carries out when the small amplitude goes up and down in the picture peg top, make the clearance between toper stopper and the mould benevolence change, thereby realize the purpose of control material flow rate.

Drawings

Fig. 1 is a schematic structural view of an injection mold for a medical equipment housing with a controllable material flow rate according to the present invention;

fig. 2 is a schematic side view of a cross-sectional structure of an L-shaped bracket of an injection mold for a medical device housing with a controllable material flow rate according to the present invention;

fig. 3 is an enlarged schematic structural diagram of a point a in fig. 2 of the medical device housing injection mold with controllable material flow rate according to the present invention;

fig. 4 is a schematic side view of a positioning shaft of an injection mold for a medical device housing with a controllable material flow rate according to the present invention;

fig. 5 is a schematic view of the bottom view of the upper mold of the injection mold for the medical device housing with a controllable material flow rate of the present invention;

fig. 6 is the utility model provides a controllable medical equipment shell injection mold's of material flow rate bed die overlooks structural schematic.

In the figure: 1. a base; 2. a hydraulic rod; 3. a lower die; 4. an L-shaped bracket; 5. mounting a plate; 6. a compression spring; 7. an upper die; 8. injecting a tube; 9. inserting plates; 10. a chute; 11. a mold cavity; 12. a mold core; 13. a conical plug; 14. a slide hole; 15. a discharge port; 16. a tapered hole; 17. a sealing groove; 18. a seal ring; 19. positioning the shaft; 20. and (6) positioning the holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-6, an injection mold for a medical equipment housing with a controllable material flow rate comprises a base 1, a hydraulic rod 2 is arranged on the base 1, a lower mold 3 is arranged on a telescopic shaft of the hydraulic rod 2, a mold cavity 11 is arranged on the lower mold 3, an L-shaped support 4 is arranged on the base 1, a mounting plate 5 is arranged at the bottom end of the L-shaped support 4, a compression spring 6 is arranged at the bottom end of the mounting plate 5, an upper mold 7 is arranged at the bottom end of the compression spring 6, a mold core 12 is arranged at the bottom end of the upper mold 7, the mold core 12 is mutually matched with the mold cavity 11, an injection molding pipe 8 is arranged in the mold core 12 in a sliding manner, one end of the injection molding pipe 8 is arranged on the mounting plate 5, a conical plug 13 is arranged at the other end of the injection molding pipe 8, the conical plug 13 is matched in the mold core 12, a plurality of discharge ports 15 are arranged on the outer wall of the connecting end of the injection molding pipe 8 and the conical plug 13, an inserting plate 9 is arranged in the L-shaped support 4 in a sliding manner, the top end of the insert plate 9 is contacted with the bottom end of the lower die 3, the hydraulic rod 2 is started, the telescopic shaft of the hydraulic rod 2 drives the lower die 3 to ascend, when the lower die 3 is contacted with the upper die 7, the insert plate 9 is inserted into the L-shaped support 4 and moves to the bottom end of the lower die 3 to provide a limit for the lower die 3, so that the lower die 3 is prevented from overtravel when the flow rate of materials is subsequently adjusted, the lower die 3 is separated from the upper die 7 under the condition that the medical equipment shell is not cooled and formed, the telescopic shaft of the hydraulic rod 2 is driven to ascend again, the lower die 3 and the upper die 7 are completely attached to form a whole at the moment, the ascending power is transmitted to the compression spring 6, the mounting plate 5 provides a stress fulcrum, the compression spring 6 is compressed, the sealing performance of the matched die between the upper die 7 and the lower die 3 is enhanced, and the injection molding pipe 8 and the mounting plate 5 are fixed, at the moment, the upper mold 7 is in an ascending state, the injection molding pipe 8 is in a descending state relative to the upper mold 7, so that the conical plug 13 with the plugging effect descends from the mold core 12 and forms a certain gap, the purpose that the discharge port 15 formed in the outer wall of the injection molding pipe 8 is communicated with the gap is achieved, and then the material is injected into the mold is achieved, the telescopic shaft driving the hydraulic rod 2 drives the lower mold 3 to ascend and descend in a small range above the inserting plate 9, the gap formed between the conical plug 13 and the mold core 12 is changed, the communication range of the discharge port 15 and the gap is changed, the purpose that the flow rate of the injection molding material is adjusted to be controllable is achieved, after the medical equipment shell is subjected to injection molding and cooling, the inserting plate 9 is taken out of the L-shaped support 4, the inserting plate 9 is separated from the bottom end of the lower mold 3, the telescopic shaft of the hydraulic rod 2 is retracted, the lower mold 3 is separated from the bottom end of the upper mold 7, and the purpose of demolding is achieved.

Referring to fig. 2, the utility model discloses in, having seted up spout 10 on the L type support 4, picture peg 9 slidable mounting has made things convenient for the slip of picture peg 9 in spout 10 for it is more convenient that picture peg 9 installs and dismantles, and the contact provides the support counter-force for bed die 3 between the bottom inner wall of spout 10 and the bottom outer wall of picture peg 9, has restricted bed die 3's moving range, is favorable to going on and the refrigerated process of the process of moulding plastics.

Referring to fig. 2-3, in the present invention, the upper mold 7 and the mold core 12 are both provided with slide holes 14, the injection molding pipe 8 is slidably mounted in the slide holes 14, and the slide holes 14 provide a sliding space for the injection molding pipe 8, so that the vertical sliding of the injection molding pipe 8 is smoother.

Referring to fig. 2-3, in the utility model, the bottom of the mold core 12 is provided with a tapered hole 16, the tapered hole 16 is communicated with the slide hole 14, the conical plug 13 is adapted in the tapered hole 16, and the gap between the inner wall of the tapered hole 16 and the outer wall of the conical plug 13 is changed, thereby realizing the purpose of controlling the flow rate of the material of the device.

Referring to fig. 3 and 5-6, the utility model discloses in, seal groove 17 has all been seted up to the top of bed die 3 and the bottom of last mould 7, and the adaptation has same sealing washer 18 in two seal grooves 17, is favorable to improving the leakproofness between mould 7 and the bed die 3, appears leaking the phenomenon of thick liquid when preventing to mould plastics effectively.

Referring to fig. 4-6, the utility model discloses in, last location axle 19 that is provided with of bed die 3, the locating hole 20 has been seted up on last mould 7, and location axle 19 adaptation is favorable to going up the compound die between mould 7 and the bed die 3 in locating hole 20, has guaranteed to form the shaping chamber of effectual medical equipment shell between mould benevolence 12 and the die cavity 11 to shaping outward appearance and quality have been guaranteed.

Referring to fig. 4, in the utility model discloses, locating hole 20 is in same axis with compression spring 6, and the internal diameter of locating hole 20 is less than compression spring 6's internal diameter for compression spring 6 atress is more even.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a controllable medical equipment shell injection mold of material flow rate, includes base (1), its characterized in that: be provided with hydraulic stem (2) on base (1), install bed die (3) on the telescopic shaft of hydraulic stem (2), die cavity (11) have been seted up on bed die (3), install L type support (4) on base (1), mounting panel (5) are installed to the bottom of L type support (4), install compression spring (6) on the bottom of mounting panel (5), install on mould (7) on the bottom of compression spring (6), the bottom of going up mould (7) is provided with mould benevolence (12), mould benevolence (12) and die cavity (11) mutual adaptation, slidable mounting has injection molding pipe (8) in mould benevolence (12), the one end of injection molding pipe (8) is installed on mounting panel (5), toper stopper (13) are installed to the other end of injection molding pipe (8), toper stopper (13) adaptation is in mould benevolence (12), a plurality of discharge gate (15) have been seted up on the outer wall of injection molding pipe (8) and toper stopper (13) link, slidable mounting has picture peg (9) in L type support (4), the top of picture peg (9) contacts with the bottom of bed die (3).

2. The medical equipment housing injection mold with controllable material flow rate according to claim 1, wherein: a sliding groove (10) is formed in the L-shaped support (4), and the inserting plate (9) is slidably mounted in the sliding groove (10).

3. The medical equipment housing injection mold with controllable material flow rate of claim 1, wherein: slide holes (14) are formed in the upper die (7) and the die core (12), and the injection molding pipe (8) is slidably mounted in the slide holes (14).

4. The medical equipment housing injection mold with controllable material flow rate of claim 1, wherein: the bottom end of the die core (12) is provided with a tapered hole (16), the tapered hole (16) is communicated with the sliding hole (14), and the tapered plug (13) is matched in the tapered hole (16).

5. The medical equipment housing injection mold with controllable material flow rate according to claim 1, wherein: seal grooves (17) have all been seted up with the bottom of last mould (7) to the top of bed die (3), and two seal groove (17) interior adaptations have same sealing washer (18).

6. The medical equipment housing injection mold with controllable material flow rate of claim 1, wherein: the lower die (3) is provided with a positioning shaft (19), the upper die (7) is provided with a positioning hole (20), and the positioning shaft (19) is matched in the positioning hole (20).

7. The medical equipment housing injection mold with controllable material flow rate of claim 6, wherein: the positioning hole (20) and the compression spring (6) are located on the same axis, and the inner diameter of the positioning hole (20) is smaller than that of the compression spring (6).

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