CN218196659U

CN218196659U - Three-cavity bifurcation type medical mold

Info

Publication number: CN218196659U
Application number: CN202222430404.7U
Authority: CN
Inventors: 吴冰; 姜军
Original assignee: Dalian Zhongjin Precision Mould Co ltd
Current assignee: Dalian Zhongjin Precision Mould Co ltd
Priority date: 2022-09-14
Filing date: 2022-09-14
Publication date: 2023-01-03
Anticipated expiration: 2032-09-14

Abstract

The utility model discloses a medical mould of three chamber bifurcation formulas, including last mould, the inside movable mounting who goes up the mould has ejecting device, and the side movable mounting who goes up the mould has the bed die, and the side fixed mounting of bed die has supplementary forming device, goes up mould side demountable installation and has the transfer line tee bend. According to the scheme, the rod cylinder is started to enable the stripper plate to move towards the side edge of the upper die body, the upper die body drives the ejector rod to move towards the lower die to be pressed, raw materials are injected through the material injection hole, after the raw materials are cooled, the rod cylinder drives the stripper plate and the ejector rod to move out of the connecting hole, the moving block and the moving plate move towards the two ends, the three-way injection molding of the infusion tube is achieved, the raw materials are saved, and the production cost is reduced; through reset spring's effect, the stripper plate moves to the side, ejecting with the transfer line tee bend, accomplishes and takes off the material, takes off the material respectively, takes off the material quicker, and save time improves the production efficiency of transfer line tee bend.

Description

Three-cavity bifurcation type medical mold

Technical Field

The utility model relates to the technical field of mold, more specifically say, the utility model relates to a medical mould of three chamber bifurcation formulas.

Background

The infusion tube is a tube special for infusion, and in consideration of the interaction between medicines and the sequence of medication, a plurality of three-way tubes are connected end to form a row for infusion on the basis of peripheral vein or central vein catheterization, and the three-way tube of the infusion tube needs to adopt a three-cavity branching die corresponding to the three-way tube in the production process.

In the working process of the existing three-cavity bifurcation type mold, because the three-way mold of the infusion tube is formed by combining, more leftover materials are generated during injection molding, the use cost is increased, and meanwhile, the ejection device is not dry and brittle enough in material removal, the material removal is slow, and the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect of prior art, the embodiment of the utility model provides a three chamber bifurcation formula's medical mould to solve current three chamber bifurcation formula mould at the in-process of work, because the three-way mould of transfer line forms through the combination, consequently when injection moulding, produce more leftover bits, increase use cost, ejecting device takes off the material simultaneously and is not dry and brittle enough, takes off the material slower, has reduced production efficiency's problem.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a medical mould of three chamber bifurcation formulas, includes the mould, the inside movable mounting who goes up the mould has ejecting device, the side movable mounting who goes up the mould has the bed die, the side fixed mounting of bed die has supplementary forming device, it has the transfer line tee bend to go up mould side demountable installation.

The upper die comprises an upper die body, a tee die cavity corresponding to the side edge of a tee joint of the infusion tube is formed in the side edge of the upper die body, a demolding groove is formed in the side edge of the upper die body and is fixedly communicated with the tee die cavity, the demolding groove is formed, the size of the demolding groove corresponds to that of the tee joint of the infusion tube, so that the ejector rod is thinner than the demolding groove, and in the process that the ejector rod moves, the infusion tube tee joint can be subjected to stripping under the action of the demolding groove.

Wherein, ejecting device includes the stripper plate, stripper plate movable mounting is at the side of last die body, the side fixed mounting of stripper plate has the knockout rod with drawing of patterns groove one-to-one, the one end activity of knockout rod is cup jointed and is installed reset spring, reset spring's one end fixed mounting is at the side of stripper plate, reset spring's other one end fixed mounting is in the other one side of last die body, knockout rod movable mounting is in the inside of drawing of patterns groove, the middle part fixed mounting of stripper plate side has the pole cylinder, the other one end fixed mounting that has the pole cylinder sets up reset spring at the middle part of the other one side of last die body, when making the knockout rod ejecting cushion, makes to have the pole cylinder to reset when stopping.

The lower die comprises a lower die body, a three-way lower die groove corresponding to a three-way pipe of a transfusion pipe is formed in one side edge of the lower die body, split-injection blocks are fixedly mounted at the upper end and the lower end of the other side edge of the lower die body, injection holes are formed in the split-injection blocks and are communicated with the three-way lower die groove respectively, the three-way lower die groove and the three-way upper die groove are in one-to-one correspondence, the lower die body is movably mounted on the side edge of the upper die body and is provided with the split-injection blocks, raw materials entering the injection holes are distributed into the three-way lower die grooves, and meanwhile, the split-injection blocks at the two ends limit the moving block, so that the different-direction screw drives the moving block to move towards the two ends in the rotating process.

The auxiliary forming device comprises a bidirectional motor, the other side of the lower die body is fixedly installed on the bidirectional motor, a non-return screw is fixedly installed inside the bidirectional motor, a moving block is movably sleeved at the two ends of the non-return screw, a movable plate is fixedly installed at one end of the moving block, a forming rod is fixedly installed at one side of the movable plate, the forming rod is movably installed inside the lower die groove of the tee joint, a connecting hole is formed in the side of the forming rod, one end of the ejecting rod is movably sleeved with the connecting hole, the two ends of the lower die body are movably installed on the moving block and the movable plate, the forming rod is arranged at the side of the lower die body, one end of the infusion tube tee joint is communicated through the forming rod, the connecting hole is formed, and the connecting hole and the ejecting rod are matched with each other to form the infusion tube tee joint.

The utility model discloses a technological effect and advantage:

in the scheme, the rod cylinder is started to enable the stripper plate to move towards the side edge of the upper die body, the upper die body drives the ejector rod to move towards the lower die to be pressed, raw materials are injected through the material injection hole, after the raw materials are cooled, the rod cylinder drives the stripper plate and the ejector rod to move out of the connecting hole, the bidirectional motor is started, the incongruous screw rod rotates to enable the moving block and the moving plate to move towards two ends, the three-way injection molding and rapid molding of the infusion tube are achieved, meanwhile, the generation of leftover materials is reduced, raw materials are saved, and the production cost is reduced;

after injection moulding, go up the mould and drive ejecting device looks side and remove, have pole cylinder stop work, through reset spring's effect this moment, the stripper plate moves to the side, and the ejector pin drives the transfer line tee bend through the effect in stripper groove, ejecting the transfer line tee bend, accomplishes to take off the material, takes off the material respectively, takes off the material quicker, and save time improves the three-way production efficiency of transfer line.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the upper mold of the present invention;

fig. 3 is a schematic structural view of the ejection device of the present invention;

fig. 4 is a schematic view of the internal structure of the lower mold of the present invention;

fig. 5 is a schematic structural view of the auxiliary forming device of the present invention.

The reference signs are: 1. an upper die; 2. an ejection device; 3. a lower die; 4. an auxiliary forming device; 5. a three-way pipe for transfusion; 11. an upper die body; 12. putting the tee joint into a die cavity; 13. a demoulding groove; 21. a stripper plate; 22. a rod cylinder; 23. ejecting the rod; 24. a return spring; 31. a lower die body; 32. separate injection blocks; 33. a material injection hole; 34. setting a mold cavity in a tee joint mode; 41. a bi-directional motor; 42. a screw rod in different directions; 43. a moving block; 44. a movable plate; 45. forming a rod; 46. and connecting the holes.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

Like fig. 1 to fig. 5, the embodiment of the utility model provides a three-cavity bifurcation type medical mould, including last mould 1, the inside movable mounting of going up mould 1 has ejecting device 2, and the side movable mounting of going up mould 1 has bed die 3, and the side fixed mounting of bed die 3 has supplementary forming device 4, goes up 1 side demountable installation of mould and has transfer line tee bend 5.

Wherein, go up mould 1 and include die body 11, go up die body 11's side and offer the tee bend upper die cavity 12 corresponding with 5 sides of transfer line tee bend, go up die body 11's side and offered drawing of patterns groove 13, drawing of patterns groove 13 and tee bend upper die cavity 12 are fixed to be communicated, set up drawing of patterns groove 13, drawing of patterns groove 13's size is corresponding with transfer line tee bend 5, so ejector pin 23 is thinner than drawing of patterns groove 13, at the in-process that ejector pin 23 removed, transfer line tee bend 5 can take off the material under drawing of patterns groove 13's effect.

Wherein, the ejecting device 2 includes a demoulding plate 21, the demoulding plate 21 is movably arranged at the side of the upper die body 11, the side of the demoulding plate 21 is fixedly provided with ejecting rods 23 which are in one-to-one correspondence with the demoulding groove 13, one end of each ejecting rod 23 is movably sleeved with a return spring 24, one end of each return spring 24 is fixedly arranged at the side of the demoulding plate 21, the other end of each return spring 24 is fixedly arranged at the other side of the upper die body 11, the ejecting rods 23 are movably arranged in the demoulding groove 13, the middle of the side of the demoulding plate 21 is fixedly provided with a rod cylinder 22, the other end of each rod cylinder 22 is fixedly arranged at the middle of the other side of the upper die body 11, the return springs 24 are arranged, the ejecting rods 23 are ejected to buffer, and the rod cylinders 22 are reset when stopped.

Wherein, the lower die 3 includes the lower die body 31, three-way lower die groove 34 corresponding to transfer line tee bend 5 has all been seted up to a side of lower die body 31, the upper and lower both ends of another side of lower die body 31 all fixed mounting have the branch annotate piece 32, the inside of branch annotating piece 32 has seted up notes material hole 33, it is linked together with three-way lower die groove 34 respectively to annotate material hole 33, the position of three-way lower die groove 34 and the position one-to-one of three-way upper die groove 12, lower die body 31 movable mounting is at the side of upper die body 11, set up branch annotate piece 32, the raw materials that make notes material hole 33 get into distributes to the inside of each three-way lower die groove 34, simultaneously, it is spacing to divide the material block 32 through dividing at both ends, make the incorgruous screw rod 42 at the pivoted in-process, movable block 43 drives movable plate 44 and removes to both ends.

Wherein, the auxiliary forming device 4 includes a bidirectional motor 41, the bidirectional motor 41 is fixedly installed at the other side of the lower die body 31, the inside fixed mounting of the bidirectional motor 41 has a different-direction screw rod 42, the moving block 43 is movably sleeved at both ends of the different-direction screw rod 42, the one end fixed mounting of the moving block 43 has a moving plate 44, the side fixed mounting of the moving plate 44 has a forming rod 45, the forming rod 45 is movably installed inside the three-way lower die groove 34, the connecting hole 46 has been all opened at the side of the forming rod 45, the connecting hole 46 is movably sleeved at one end of the ejector rod 23, the moving block 43 and the moving plate 44 are movably installed at both ends of the lower die body 31, the different-direction screw rod 42 is movably installed at the side of the lower die body 31, the forming rod 45 is provided, the one end of the infusion tube tee 5 is communicated through the forming rod 45, the connecting hole 46 is provided, the connecting hole 46 and the ejector rod 23 are mutually matched, and the infusion tube tee 5 is formed.

The utility model discloses a working process as follows:

the rod-equipped cylinder 22 is started to enable the stripper plate 21 to move towards the side edge of the upper die body 11, at the moment, the upper die body 11 drives the ejector rod 23 to move towards the lower die 3 for pressing, raw materials are injected through the material injection hole 33, after the raw materials are cooled, the rod-equipped cylinder 22 drives the stripper plate 21 and the ejector rod 23 to move out of the connecting hole 46, the two-way motor 41 is started, the counter screw 42 rotates, the moving block 43 and the movable plate 44 move towards the two ends, and the infusion tube tee joint 5 is subjected to injection molding;

after injection molding, the upper mold 1 drives the ejection device 2 to move towards the side, the rod cylinder 22 stops working, the stripper plate 21 moves towards the side under the action of the return spring 24, and the ejection rod 23 drives the infusion tube tee joint 5 to eject out the infusion tube tee joint 5 under the action of the stripper groove 13, so that stripping is completed.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;

and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A three-cavity bifurcation type medical mold comprises an upper mold (1) and is characterized in that an ejection device (2) is movably mounted inside the upper mold (1), a lower mold (3) is movably mounted on the side edge of the upper mold (1), an auxiliary forming device (4) is fixedly mounted on the side edge of the lower mold (3), and a transfusion tube tee joint (5) is detachably mounted on the side edge of the upper mold (1);

the auxiliary forming device (4) comprises a bidirectional motor (41), the bidirectional motor (41) is fixedly installed on the other side edge of the lower die body (31), a counter screw (42) is fixedly installed inside the bidirectional motor (41), moving blocks (43) are movably sleeved at two ends of the counter screw (42), a movable plate (44) is fixedly installed at one end of each moving block (43), a forming rod (45) is fixedly installed at one side edge of each movable plate (44), the forming rods (45) are movably installed inside the tee-joint lower die groove (34), connecting holes (46) are formed in the side edges of the forming rods (45), the connecting holes (46) are movably sleeved at one end of the ejecting rod (23), the moving blocks (43) and the counter screws (44) are movably installed at two ends of the lower die body (31), and the counter screws (42) are movably installed at the side edge of the lower die body (31).

2. The three-cavity branching type medical mold according to claim 1, wherein the upper mold (1) comprises an upper mold body (11), a three-way upper mold groove (12) corresponding to the side of the infusion tube three-way (5) is formed in the side of the upper mold body (11), a demolding groove (13) is formed in the side of the upper mold body (11), and the demolding groove (13) is fixedly communicated with the three-way upper mold groove (12).

3. The three-cavity diverging medical mold according to claim 1, wherein the ejector device (2) comprises a stripper plate (21), the stripper plate (21) is movably mounted at a side of the upper mold body (11), the side of the stripper plate (21) is fixedly mounted with ejector rods (23) corresponding to the mold release grooves (13) one by one, one end of each ejector rod (23) is movably sleeved with a return spring (24), one end of each return spring (24) is fixedly mounted at the side of the stripper plate (21), the other end of each return spring (24) is fixedly mounted at the other side of the upper mold body (11), the ejector rods (23) are movably mounted inside the mold release grooves (13), a rod cylinder (22) is fixedly mounted at the middle part of the side of the stripper plate (21), and the other end of each rod cylinder (22) is fixedly mounted at the middle part of the other side of the upper mold body (11).

4. The three-cavity branching type medical mold according to claim 1, wherein the lower mold (3) comprises a lower mold body (31), a three-way lower mold groove (34) corresponding to the infusion tube three-way (5) is formed in one side of the lower mold body (31), the upper end and the lower end of the other side of the lower mold body (31) are fixedly provided with a branch injection block (32), a material injection hole (33) is formed in the branch injection block (32), the material injection hole (33) is respectively communicated with the three-way lower mold groove (34), the three-way lower mold groove (34) is in one-to-one correspondence with the three-way upper mold groove (12), and the lower mold body (31) is movably arranged on the side of the upper mold body (11).