CN216466014U

CN216466014U - Double-guide mechanism of die carrier for injection mold of medical instrument

Info

Publication number: CN216466014U
Application number: CN202123069991.3U
Authority: CN
Inventors: 季永辉
Original assignee: Suzhou Ankete Precision Machinery Co ltd
Current assignee: Suzhou Ankete Precision Machinery Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-05-10
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a die carrier double-guide mechanism for a medical instrument injection mold, which comprises a base station, wherein the upper surface of the base station is fixedly connected with a die carrier main body, an upper die base and a lower die base are arranged inside the die carrier main body, the lower die base is positioned under the upper die base, the upper surface of the upper die base is provided with a first guide mechanism, the lower surface of the lower die base is provided with a second guide mechanism, when a motor shaft of a die parting motor drives a screw lead screw to rotate through the arrangement of the first guide mechanism and the second guide mechanism, a linkage plate drives the lower die base to move backwards under the guide action of a second guide rod, so that the lower die base accurately moves under the upper die base, when the motor shaft of a die assembling motor drives a driving gear, the two shifting plates are driven to move relatively under the guide action of the first guide rod through the meshing transmission of the driving gear and a driven rack, the linkage hinge rod drives the upper die holder to descend, so that the upper die holder and the lower die holder are accurately aligned, and the injection molding quality is improved.

Description

Double-guide mechanism of die carrier for injection mold of medical instrument

Technical Field

The utility model belongs to the technical field of medical instrument injection moulding device, concretely relates to medical instrument is two guiding mechanism of die carrier for injection mold.

Background

The medical apparatus refers to instruments, equipment, appliances, in-vitro diagnostic reagents and calibrators, materials and other similar or related articles which are directly or indirectly used for human bodies, and comprises required computer software, so AS to diagnose, prevent, monitor, treat or relieve diseases, diagnose, monitor, treat, relieve or compensate functions of injuries, check, replace, regulate or support physiological structures or physiological processes, support or maintain life and control pregnancy, provide information for medical or diagnostic purposes by checking samples from human bodies, and disposable medical apparatus substrates used at home and abroad at present are basically made of polyvinyl chloride, polyethylene, polypropylene, ABS, AS and other plastics which are not completely degraded by petroleum, so that the injection mold is widely applied to the processing production of the medical apparatus.

The guide mechanism of the existing die carrier for the injection mold of the medical instrument is simple, so that deviation is easy to occur when an upper die base and a lower die base are closed, the injection molding quality of the medical instrument is reduced, and therefore the double guide mechanisms of the die carrier for the injection mold of the medical instrument are provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a medical instrument is two guiding mechanism of die carrier for injection mold to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two guiding mechanism of die carrier for medical instrument injection mold, includes the base station, the last fixed surface of base station is connected with the die carrier main part, the inside of die carrier main part is equipped with upper die base and die holder, and the die holder is located the upper die base under, the upper surface of upper die base is equipped with first guiding mechanism, first guiding mechanism includes the mounting bracket, and mounting bracket fixed mounting is close to the position at top at die carrier main part inside wall, bottom surface fixed mounting in the mounting bracket has the compound die motor, the upper end fixedly connected with driving gear of compound die motor shaft, the lower surface of die holder is equipped with second guiding mechanism.

Preferably, first guiding mechanism still includes first guide bar, and first guide bar bilateral symmetry is equipped with four, the both ends of first guide bar respectively with the inside wall and the mounting bracket fixed connection of die carrier main part, and the outside of controlling two sets of first guide bars all overlaps and is equipped with the board of shifting, two the equal fixedly connected with driven rack in upper surface of board of shifting, two driven rack is located the front and back both sides of driving gear respectively, and two driven racks all mesh with the driving gear mutually.

Preferably, the lower surfaces of the two displacement plates are hinged with linkage hinge rods, and the lower ends of the two linkage hinge rods are hinged with the upper surface of the upper die base.

Preferably, the second guiding mechanism comprises a die separating motor, the die separating motor is fixedly installed on the outer side wall of the die frame main body, the front end of a motor shaft of the die separating motor penetrates through the die frame main body and is fixedly connected with a threaded lead screw, a supporting plate is rotatably connected to the front end of the threaded lead screw and is fixedly installed on the upper surface of the base platform, second guiding rods are symmetrically arranged on the left and right sides of the outer side of the threaded lead screw, and two ends of each second guiding rod are fixedly connected with the die frame main body and the supporting plate respectively.

Preferably, linkage plates are symmetrically and fixedly mounted on the front and back of the lower surface of the lower die base, and the linkage plates are sleeved on the outer sides of the threaded screw rod and the second guide rod.

Preferably, the inside of base station is equipped with U type frame, and the top of base station is run through to the upper end of U type frame, bottom surface fixed mounting in the U type frame has the drawing of patterns cylinder, the upper end of drawing of patterns cylinder piston rod and the top surface fixed connection in the base station.

Preferably, the bottom surface in the lower die holder is provided with a template, and the bottom of the lower die holder is bilaterally symmetrically provided with movable grooves.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this medical instrument is two guiding mechanism of die carrier for injection mold, through setting up first guiding mechanism and second guiding mechanism, can drive the screw lead screw when rotating at the motor shaft of die parting motor, the linkage board drives the die holder and moves backward under the guide effect of second guide bar, make the die holder accurately move under the upper die base, when the motor shaft of compound die motor drives the driving gear, through the meshing transmission of driving gear and driven rack, drive two displacement boards relative motion under the guide effect of first guide bar, the linkage hinge pole drives the upper die base and descends, make the upper die base accurately involute with the die holder, and then improve the quality of moulding plastics.

(2) This medical instrument is two guiding mechanism of die carrier for injection mold through setting up U type frame, can shorten when driving U type frame rebound at the piston rod of drawing of patterns cylinder, and inside the upper end of U type frame got into the die holder through the movable groove, with the jack-up that makes progress of ejector plate, and then ejecting from the die holder is inside with the medical instrument of die holder inside, realizes medical instrument's quick drawing of patterns, improves drawing of patterns efficiency.

Drawings

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

fig. 2 is a side view of the present invention;

fig. 3 is a side sectional view of the present invention;

fig. 4 is a front sectional view of the present invention.

In the figure: 1. a base station; 2. a mold frame main body; 3. an upper die holder; 4. a lower die holder; 5. a first guide mechanism; 501. a mounting frame; 502. a mold closing motor; 503. a driving gear; 504. a first guide bar; 505. moving the plate; 506. a driven rack; 507. a linkage hinge rod; 6. a second guide mechanism; 601. a die-splitting motor; 602. a support plate; 603. a threaded lead screw; 604. a second guide bar; 605. a linkage plate; 7. a U-shaped frame; 8. a demoulding cylinder; 9. and (5) lifting the template.

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.

Please refer to fig. 1-4, the utility model provides a two guiding mechanism of die carrier for medical instrument injection mold, including base station 1, the last fixed surface of base station 1 is connected with die carrier main part 2, the inside of die carrier main part 2 is equipped with upper die base 3 and die holder 4, and die holder 4 is located upper die base 3 under, the upper surface of upper die base 3 is equipped with first guiding mechanism 5, first guiding mechanism 5 includes mounting bracket 501, and mounting bracket 501 fixed mounting is in the position that 2 inside walls of die carrier main part are close to the top, bottom surface fixed mounting in the mounting bracket 501 has compound die motor 502, the upper end fixedly connected with driving gear 503 of compound die motor 502 motor shaft, the lower surface of die holder 4 is equipped with second guiding mechanism 6.

In this embodiment, preferably, the first guide mechanism 5 further includes four first guide rods 504, the first guide rods 504 are symmetrically arranged at left and right sides, two ends of each first guide rod 504 are respectively and fixedly connected with an inner side wall of the die carrier main body 2 and the mounting frame 501, a shifting plate 505 is respectively sleeved on outer sides of the left and right groups of first guide rods 504, driven racks 506 are respectively and fixedly connected to upper surfaces of the two shifting plates 505, the two driven racks 506 are respectively located on front and rear sides of the driving gear 503, and the two driven racks 506 are respectively engaged with the driving gear 503.

In this embodiment, preferably, the lower surfaces of the two displacement plates 505 are hinged to a linkage hinge rod 507, the lower ends of the two linkage hinge rods 507 are hinged to the upper surface of the upper die holder 3, when the two displacement plates 505 move relatively, the linkage hinge rod 507 drives the upper die holder 3 to descend, and when the two displacement plates 505 move away from each other, the linkage hinge rod 507 drives the upper die holder 3 to ascend.

In this embodiment, preferably, the second guide mechanism 6 includes a mold splitting motor 601, the mold splitting motor 601 is fixedly installed on the outer side wall of the mold base main body 2, the front end of a motor shaft of the mold splitting motor 601 penetrates through the mold base main body 2 and is fixedly connected with a threaded lead screw 603, the front end of the threaded lead screw 603 is rotatably connected with a support plate 602, the support plate 602 is fixedly installed on the upper surface of the base station 1, second guide rods 604 are symmetrically arranged on the outer side of the threaded lead screw 603 in a left-right manner, two ends of each second guide rod 604 are respectively fixedly connected with the mold base main body 2 and the support plate 602, and after the mold splitting motor 601 is started, the motor shaft drives the threaded lead screw 603 to rotate.

In this embodiment, preferably, linkage plates 605 are symmetrically and fixedly installed on the front and back of the lower surface of the lower die holder 4, the linkage plates 605 are sleeved on the outer sides of the threaded screw 603 and the second guide rod 604, and when the threaded screw 603 rotates, the linkage plates 605 drive the lower die holder 4 to move back and forth under the guiding action of the second guide rod 604.

In this embodiment, preferably, a U-shaped frame 7 is disposed inside the base platform 1, an upper end of the U-shaped frame 7 penetrates through a top portion of the base platform 1, a demolding cylinder 8 is fixedly mounted on a bottom surface inside the U-shaped frame 7, an upper end of a piston rod of the demolding cylinder 8 is fixedly connected with a top surface inside the base platform 1, and when the piston rod of the demolding cylinder 8 is shortened, the U-shaped frame 7 moves upward.

In this embodiment, preferably, the bottom surface in the lower die holder 4 is provided with the lift plate 9, the bottom of the lower die holder 4 is provided with the movable grooves in bilateral symmetry, and after the U-shaped frame 7 moves upward and enters the lower die holder 4 through the movable grooves, the lift plate 9 is jacked upward, and then the molded object inside the lower die holder 4 is jacked out from the lower die holder 4.

The utility model discloses a theory of operation and use flow: when the device is used, a mold splitting motor 601 is started, a motor shaft drives a threaded screw rod 603 to rotate, a linkage plate 605 drives a lower die holder 4 to move backwards under the guiding action of a second guide rod 604, so that the lower die holder 4 accurately moves to the position right below an upper die holder 3, then a mold closing motor 502 is started, a motor shaft of the mold closing motor 502 drives a driving gear 503, two displacement plates 505 are driven to move relatively under the guiding action of a first guide rod 504 through the meshing transmission of the driving gear 503 and a driven rack 506, a linkage hinge rod 507 drives the upper die holder 3 to descend, so that the upper die holder 3 and the lower die holder 4 are accurately abutted, after a medical instrument is injection molded, the motor shafts of the mold closing motor 502 and the mold splitting motor 601 are sequentially and reversely rotated until the upper die holder 3 resets, the lower die holder 4 moves to the position right above a U-shaped frame 7, a demolding cylinder 8 is started, a piston rod of the demolding cylinder 8 is shortened to drive the U-shaped frame 7 to move upwards, the upper end of the U-shaped frame 7 enters the lower die holder 4 through the movable groove, the lifting plate 9 is lifted upwards, the molded object inside the lower die holder 4 is ejected out of the lower die holder 4, the demolding operation is completed, and then the operations are repeated to complete the injection molding of the next medical instrument.

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 medical instrument is die carrier double guide mechanism for injection mold, includes base station (1), its characterized in that: the upper surface fixedly connected with die carrier main part (2) of base station (1), the inside of die carrier main part (2) is equipped with upper die base (3) and die holder (4), and die holder (4) are located under upper die base (3), the upper surface of upper die base (3) is equipped with first guiding mechanism (5), first guiding mechanism (5) include mounting bracket (501), and mounting bracket (501) fixed mounting is in the position that die carrier main part (2) inside wall is close to the top, bottom surface fixed mounting in mounting bracket (501) has compound die motor (502), the upper end fixedly connected with driving gear (503) of compound die motor (502) motor shaft, the lower surface of die holder (4) is equipped with second guiding mechanism (6).

2. The mold base double-guide mechanism for the medical instrument injection mold according to claim 1, characterized in that: first guiding mechanism (5) still include first guide bar (504), and first guide bar (504) bilateral symmetry is equipped with four, the both ends of first guide bar (504) respectively with the inside wall and mounting bracket (501) fixed connection of die carrier main part (2), and the outside of controlling two sets of first guide bar (504) all is equipped with and shifts board (505), two the equal fixedly connected with driven rack (506) of upper surface of shifting board (505), two driven rack (506) are located the front and back both sides of driving gear (503) respectively, and two driven rack (506) all mesh with driving gear (503).

3. The mold frame double-guide mechanism for the medical instrument injection mold according to claim 2, characterized in that: the lower surfaces of the two displacement plates (505) are hinged with linkage hinge rods (507), and the lower ends of the two linkage hinge rods (507) are hinged with the upper surface of the upper die holder (3).

4. The mold base double-guide mechanism for the medical instrument injection mold according to claim 1, characterized in that: second guiding mechanism (6) are including dividing mould motor (601), and divide mould motor (601) fixed mounting at the lateral wall of die carrier main part (2), the front end of dividing mould motor (601) motor shaft runs through die carrier main part (2) and fixedly connected with screw lead screw (603), the front end of screw lead screw (603) is rotated and is connected with backup pad (602), and backup pad (602) fixed mounting is at the upper surface of base station (1), the outside bilateral symmetry of screw lead screw (603) is equipped with second guide bar (604), the both ends of second guide bar (604) respectively with die carrier main part (2) and backup pad (602) fixed connection.

5. The die carrier double-guide mechanism for the medical instrument injection mold according to claim 4, characterized in that: linkage plates (605) are symmetrically and fixedly mounted on the front and back of the lower surface of the lower die holder (4), and the linkage plates (605) are sleeved on the outer sides of the threaded screw rod (603) and the second guide rod (604).

6. The mold base double-guide mechanism for the medical instrument injection mold according to claim 1, characterized in that: the inside of base station (1) is equipped with U type frame (7), and the top of base station (1) is run through to the upper end of U type frame (7), bottom surface fixed mounting in U type frame (7) has drawing of patterns cylinder (8), top surface fixed connection in upper end and the base station (1) of drawing of patterns cylinder (8) piston rod.

7. The mold base double-guide mechanism for the medical instrument injection mold according to claim 1, characterized in that: the bottom surface in the lower die holder (4) is provided with a stripping plate (9), and the bottom of the lower die holder (4) is bilaterally symmetrically provided with movable grooves.