CN220720163U

CN220720163U - Medical instrument mould demoulding mechanism

Info

Publication number: CN220720163U
Application number: CN202322390131.2U
Authority: CN
Inventors: 范军辉; 范佳妍
Original assignee: Nantong Jiangguang Moulding Technology Co ltd
Current assignee: Nantong Jiangguang Moulding Technology Co ltd
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2024-04-05
Anticipated expiration: 2033-09-04

Abstract

The utility model relates to a medical instrument mold demolding mechanism, which comprises a processing table, wherein a supporting rod is fixed on the upper surface of the processing table, a top plate is fixed on the other end of the supporting rod, an upper mold is arranged below the top plate, a first demolding component is arranged on the upper surface of the top plate and used for demolding above the mold, a lower mold is fixed on the upper surface of the processing table, and a second demolding component is arranged on the lower surface of the processing table and used for demolding below the mold. This medical instrument mould demoulding mechanism, through the cooperation of first electric putter, can drive the head rod and remove to drive the mould and remove, make laminating between last mould and the bed die, through the cooperation of second electric putter, can drive the connecting plate and remove, thereby drive the ejector pin and remove, through the removal of ejector pin, can make the separation drawing of patterns between the interior bottom wall of instrument and last mould after the design, thereby avoid the raw materials to remain in last mould.

Description

Medical instrument mould demoulding mechanism

Technical Field

The utility model relates to the technical field of medical instrument production, in particular to a medical instrument mould demoulding mechanism.

Background

Medical devices refer to instruments, devices, appliances, in vitro diagnostic reagents and calibrators, materials and other similar or related items for use directly or indirectly on the human body, including computer software as required, medical devices including medical equipment and medical consumables, the utility being obtained mainly by physical means, not by pharmacological, immunological or metabolic means, or by these means, but only by auxiliary means.

As disclosed in chinese patent publication No. (CN 213947172U), this medical instrument mould demoulding mechanism includes base, the stripper plate, mould main part and shaping die cavity, the one end at base top is provided with the mould main part, the peripheral cover of mould main part is equipped with the spiral cover, the other end at base top is provided with the fixed block, the one end of fixed block is provided with the stripper plate, one side of stripper plate is connected with the mounting panel, the inside of fixed block is provided with the threaded rod through seting up the screw hole, the lower extreme of spiral cover inner wall is provided with the internal thread, the one end at base top is provided with the external screw thread, the shaping die cavity has been seted up to the inside of mould main part, the surface of stripper plate is provided with the anti-sticking layer, this practicality has solved traditional medical instrument mold processing simple structure, do not have the function of driving the spare part in the mould to carry out quick drawing of patterns, and do not have the function of using threaded connection with its apron with the mould, but carry out the drawing of patterns from the unilateral face, easily lead to other side to take place the condition of adhesion, lead to the raw materials to remain in the mould inside, and the shaping die cavity needs to get into the mould through the shaping die cavity, the existence can lead to the inside the shaping die cavity to overflow the shaping die cavity of the raw materials of apparatus.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a medical instrument mold demolding mechanism which has the advantages of improving demolding effect and preventing raw materials from remaining in a mold, and solves the problems that in the patent, demolding is carried out from a single side surface, adhesion is easily caused on other side surfaces, raw materials remain in the mold, an extrusion plate needs to enter the mold through a molding cavity, and the existence of the cavity can cause the raw materials in the mold to overflow from the molding cavity to affect the molding of an instrument.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a medical instrument mould demoulding mechanism, includes the processing platform, the upper surface of processing platform is fixed with the bracing piece, the other end of bracing piece is fixed with the roof, the below of roof is equipped with the upper mould, the upper surface of roof is equipped with first drawing of patterns subassembly for the drawing of patterns above the mould, the upper surface of processing platform is fixed with the bed die, the lower surface of processing platform is equipped with the second drawing of patterns subassembly for the drawing of patterns below the mould;

the first demoulding assembly comprises a first electric push rod fixed on the upper surface of the top plate, an output shaft of the first electric push rod penetrates through and extends to the lower side of the top plate, a first connecting rod is fixed, the bottom end of the first connecting rod is fixedly connected with the upper surface of the upper mould, a fixing rod is fixed on the upper surface of the upper mould, a mounting plate is fixed on the top end of the fixing rod, and a demoulding piece is arranged on the upper surface of the mounting plate.

Further, four brackets are fixed on the lower surface of the processing table and are uniformly distributed at four corners of the lower surface of the processing table.

Further, the number of the fixing rods is four, and the fixing rods are uniformly distributed at four corners of the lower surface of the mounting plate.

Further, the number of the first electric push rods is two, and the first electric push rods are distributed in a bilateral symmetry mode through the central axis of the top plate.

Further, the stripper is including fixing the second electric putter at the mounting panel upper surface, the output shaft of second electric putter runs through and extends to the downside of mounting panel, and is fixed with the connecting plate, the lower surface mounting of connecting plate has the ejector pin, the through-hole has been seted up to the interior roof of last mould, the bottom of ejector pin runs through and extends to the inside of through-hole, the inboard of through-hole is fixed with the sealing washer.

Further, the number of the ejector rods is not less than two, the ejector rods are uniformly distributed on the lower surface of the connecting plate, the number of the through holes is equal to that of the ejector rods, and the positions of the through holes are in one-to-one correspondence.

Further, the second drawing of patterns subassembly is including fixing the third electric putter at the processing bench lower surface, third electric putter's output shaft is fixed with the second connecting rod, the mounting groove has been seted up to the interior bottom wall of bed die, the top of second connecting rod runs through and extends to the inside of mounting groove, and is fixed with the push pedal, the upper surface of push pedal is fixed with the antiseized board.

Further, the length and the width of the anti-sticking plate are respectively matched with the length and the width of the mounting groove, and the upper surface of the anti-sticking plate and the inner bottom wall of the lower die are positioned in the same plane.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this medical instrument mould demoulding mechanism, through the cooperation of first electric putter, can drive the head rod and remove to drive the mould and remove, make laminating between last mould and the bed die, through the cooperation of second electric putter, can drive the connecting plate and remove, thereby drive the ejector pin and remove, through the removal of ejector pin, can make the separation drawing of patterns between the interior bottom wall of instrument and last mould after the design, thereby avoid the raw materials to remain in last mould.

2. This medical instrument mould demoulding mechanism through the cooperation of third electric putter, can drive the second connecting rod and remove to drive the push pedal and remove, through the removal of push pedal, can drive the antiseized board and remove, thereby separate out the apparatus from the bed die in, accomplish the drawing of patterns to the apparatus, through the cooperation of antiseized board, can avoid the raw materials adhesion on the surface, thereby conveniently carry out drawing of patterns work.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a first stripper assembly of the present utility model;

FIG. 3 is a schematic view of a second stripper assembly of the present utility model.

In the figure: 1 processing table, 2 bracing pieces, 3 roof, 4 upper moulds, 5 first drawing of patterns subassemblies, 501 first electric putter, 502 head rod, 503 dead lever, 504 mounting panel, 505 second electric putter, 506 connecting plate, 507 ejector pin, 508 sealing washer, 6 lower moulds, 7 second drawing of patterns subassemblies, 701 third electric putter, 702 second connecting rod, 703 mounting groove, 704 push pedal, 705 antiseized board.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, a demolding mechanism for a medical apparatus and instrument mold in this embodiment includes a processing table 1, a supporting rod 2 is fixed on an upper surface of the processing table 1, a top plate 3 is fixed on the other end of the supporting rod 2, the number of the supporting rods 2 is four, the supporting rods are uniformly distributed at four corners of a lower surface of the top plate 3, an upper mold 4 is arranged below the top plate 3, a first demolding assembly 5 is arranged on an upper surface of the top plate 3 for demolding above the mold, so that a shaped apparatus and the upper mold 4 are separated, a lower mold 6 is fixed on an upper surface of the processing table 1, a second demolding assembly 7 is arranged on a lower surface of the processing table 1 for demolding below the mold, and the shaped apparatus and the lower mold 6 are separated.

Four brackets are fixed on the lower surface of the processing table 1 and are uniformly distributed at four corners of the lower surface of the processing table 1, so that the stability of the processing table 1 during working is improved.

Referring to fig. 2, in order to separate the shaped device from the upper mold 4, the first demolding assembly 5 in this embodiment includes a first electric push rod 501 fixed on the upper surface of the top plate 3, an output shaft of the first electric push rod 501 penetrates and extends to the lower side of the top plate 3, and a first connecting rod 502 is fixed on the output shaft of the first electric push rod 501, the output shaft of the first electric push rod 501 drives the first connecting rod 502 to move, a bottom end of the first connecting rod 502 is fixedly connected with the upper surface of the upper mold 4, the first connecting rod 502 drives the upper mold 4 to move, so that the upper mold 4 is attached to the lower mold 6, a feeding pipe is fixed on the right side of the upper mold 4, a left side of the feeding pipe penetrates and extends to the inside of the upper mold 4, a fixing rod 503 is fixed on the upper surface of the upper mold 4, a mounting plate 504 is fixed on the top end of the fixing rod 503, and a demolding module is arranged on the upper surface of the mounting plate 504.

In this example, the number of the fixing rods 503 is four, and the fixing rods are uniformly distributed at four corners of the lower surface of the mounting plate 504, so that the stability of the mounting plate 504 is improved, and the number of the first electric push rods 501 is two, and the first electric push rods are symmetrically distributed on the left and right sides of the central axis of the top plate 3, so that the first connecting rods 502 can be distributed on two sides of the upper surface of the upper die 4, so that components can be mounted in the middle position of the upper surface of the upper die 4.

It should be noted that, the stripper includes the second electric putter 505 of fixing at mounting panel 504 upper surface, the output shaft of second electric putter 505 runs through and extends to the downside of mounting panel 504, and be fixed with connecting plate 506, the output shaft of second electric putter 505 drives connecting plate 506 and removes, the lower fixed surface of connecting plate 506 has ejector pin 507, connecting plate 506 drives ejector pin 507 and removes, the through-hole has been seted up to the interior roof of last mould 4, the bottom of ejector pin 507 runs through and extends to the inside of through-hole, ejector pin 507 is ejecting with the apparatus, make the separation between apparatus and the last mould 4, the inboard of through-hole is fixed with sealing washer 508, sealing washer 508's internal diameter and ejector pin 507's external diameter looks adaptation, avoid at the in-process of moulding plastics, the raw materials flows into the through-hole in, influence the shaping quality of apparatus, the quantity of ejector pin 507 is not less than two, and evenly distributed is at the lower surface of connecting plate 506, the quantity of through-hole equals with the quantity of ejector pin 507, and the position one-to-one correspondence, let the apparatus atress more even when the drawing of patterns, in order to avoid the apparatus to take place deformation.

Referring to fig. 3, in order to separate the shaped device from the lower mold 6, the second demolding assembly 7 in this embodiment includes a third electric push rod 701 fixed on the lower surface of the processing table 1, an output shaft of the third electric push rod 701 is fixed with a second connecting rod 702, the output shaft of the third electric push rod 701 drives the second connecting rod 702 to move, a mounting groove 703 is provided on an inner bottom wall of the lower mold 6, a top end of the second connecting rod 702 penetrates through and extends to the inside of the mounting groove 703, and a pushing plate 704 is fixed, the second connecting rod 702 drives the pushing plate 704 to move, a release plate 705 is fixed on an upper surface of the pushing plate 704, the pushing plate 704 drives the release plate 705 to move, and the device is pushed out from the lower mold 6, thereby completing demolding of the device, avoiding raw materials adhering to the inside of the mold and affecting subsequent processing.

In this example, the length and width of the anti-sticking board 705 are respectively adapted to the length and width of the mounting groove 703, and the upper surface of the anti-sticking board 705 and the inner bottom wall of the lower mold 6 are located in the same plane, so that raw materials are prevented from flowing into the mounting groove 703, the shape of the formed device is affected, and meanwhile, the inside of the mounting groove 703 is inconvenient to clean.

The working principle of the embodiment is as follows:

(1) First electric putter 501 is opened at first, first electric putter 501's output shaft drives head rod 502 and removes, head rod 502 drives the removal of mould 4, make laminating between mould 4 and the bed die 6, pour into the mould 4 with the raw materials from the notes material this moment into in, make the raw materials full of mould, wait until after the apparatus shaping, open second electric putter 505, second electric putter 505's output shaft drives connecting plate 506 and removes, connecting plate 506 drives ejector pin 507 and removes, ejector pin 507 is ejecting the apparatus, make the separation between apparatus and the mould 4.

(2) After the apparatus is separated from the upper die 4, the first electric push rod 501 is opened again, the first connecting rod 502 is controlled to move upwards, so that the upper die 4 is separated from the lower die 6, the third electric push rod 701 is opened at the moment, the output shaft of the third electric push rod 701 drives the second connecting rod 702 to move, the second connecting rod 702 drives the push plate 704 to move, the push plate 704 drives the anti-sticking plate 705 to move, and the anti-sticking plate 705 pushes the apparatus out of the lower die 6, so that demolding of the apparatus is completed, raw materials are prevented from adhering to the inside of the die, and subsequent processing is affected.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a medical instrument mould demoulding mechanism, includes processing platform (1), its characterized in that: the upper surface of the processing table (1) is fixedly provided with a supporting rod (2), the other end of the supporting rod (2) is fixedly provided with a top plate (3), an upper die (4) is arranged below the top plate (3), the upper surface of the top plate (3) is provided with a first demoulding component (5) for demoulding above the die, the upper surface of the processing table (1) is fixedly provided with a lower die (6), and the lower surface of the processing table (1) is provided with a second demoulding component (7) for demoulding below the die;

the first demoulding assembly (5) comprises a first electric push rod (501) fixed on the upper surface of the top plate (3), an output shaft of the first electric push rod (501) penetrates through and extends to the lower side of the top plate (3), a first connecting rod (502) is fixed, the bottom end of the first connecting rod (502) is fixedly connected with the upper surface of the upper mould (4), a fixing rod (503) is fixed on the upper surface of the upper mould (4), a mounting plate (504) is fixed on the top end of the fixing rod (503), and a demoulding piece is arranged on the upper surface of the mounting plate (504).

2. The medical device mold stripping mechanism as recited in claim 1, wherein: four brackets are fixed on the lower surface of the processing table (1), and are uniformly distributed at four corners of the lower surface of the processing table (1).

3. The medical device mold stripping mechanism as recited in claim 1, wherein: the number of the fixing rods (503) is four, and the fixing rods are uniformly distributed at four corners of the lower surface of the mounting plate (504).

4. The medical device mold stripping mechanism as recited in claim 1, wherein: the number of the first electric push rods (501) is two, and the first electric push rods are distributed symmetrically on the left and right sides of the central axis of the top plate (3).

5. The medical device mold stripping mechanism as recited in claim 1, wherein: the stripper comprises a second electric push rod (505) fixed on the upper surface of a mounting plate (504), an output shaft of the second electric push rod (505) penetrates through and extends to the lower side of the mounting plate (504), a connecting plate (506) is fixed, a push rod (507) is fixed on the lower surface of the connecting plate (506), a through hole is formed in the inner top wall of the upper die (4), the bottom end of the push rod (507) penetrates through and extends to the inside of the through hole, and a sealing ring (508) is fixed on the inner side of the through hole.

6. The medical device mold stripping mechanism as recited in claim 5, wherein: the number of the ejector rods (507) is not less than two, the ejector rods are uniformly distributed on the lower surface of the connecting plate (506), the number of the through holes is equal to that of the ejector rods (507), and the positions of the through holes are in one-to-one correspondence.

7. The medical device mold stripping mechanism as recited in claim 1, wherein: the second demoulding assembly (7) comprises a third electric push rod (701) fixed on the lower surface of the processing table (1), a second connecting rod (702) is fixed on an output shaft of the third electric push rod (701), an installation groove (703) is formed in the inner bottom wall of the lower mould (6), the top end of the second connecting rod (702) penetrates through and extends to the inside of the installation groove (703), a push plate (704) is fixed, and an anti-sticking plate (705) is fixed on the upper surface of the push plate (704).

8. The medical device mold stripping mechanism as recited in claim 7, wherein: the length and the width of the anti-sticking plate (705) are respectively matched with the length and the width of the mounting groove (703), and the upper surface of the anti-sticking plate (705) and the inner bottom wall of the lower die (6) are positioned in the same plane.