CN210552944U

CN210552944U - Blow molding mold for processing medical instruments

Info

Publication number: CN210552944U
Application number: CN201921499025.5U
Authority: CN
Inventors: 唐雪峰
Original assignee: Kunshan Qingmeng Precision Mould Co Ltd
Current assignee: Kunshan Qingmeng Precision Mould Co Ltd
Priority date: 2019-09-09
Filing date: 2019-09-09
Publication date: 2020-05-19
Anticipated expiration: 2029-09-09

Abstract

The utility model discloses a blow mold for processing medical instruments, which comprises a lower mold base and a lower mold block arranged at the top of the lower mold base, wherein two square blocks are fixed on the surface of the top of the lower mold base, the top ends of the square blocks are fixedly connected with the surface of the bottom of the lower mold block, an upper mold block is arranged at the top of the lower mold block, and an upper mold base is fixed on the surface of the top of the upper mold block; through the flexible post that sets up, the barrel casing, circular end block, circular end slot, the spring groove, semi-circular fixture block, annular fixture block groove and easy removable lasso, and establish the surface at flexible post and barrel casing with the buffering spring housing, when making buffer spring appear damaging need pull down the change, only need demolish the surface of lower module and roof respectively with two circular end blocks, and twist off the circular end block rotation of flexible toe end, can take off buffer spring and change, compare the loaded down with trivial details change process of original device, can save a large amount of dismouting time for operating personnel.

Description

Blow molding mold for processing medical instruments

Technical Field

The utility model belongs to the technical field of the blowing mould, concretely relates to blowing mould is used in medical instrument processing.

Background

Medical instrument need pass through multichannel process in the production course of working, and some spare parts need process through the blow molding, need use the blow molding equipment and play the blow mold of key effect at the blow molding in-process, and the blow mold mainly plays the effect of stereotyping, generally comprises upper and lower die holder, upper and lower mould piece, roof and ejector pin.

Current blow mold is in the use, in order to avoid ejector pin rising speed to cause the damage to the product that the blowing was accomplished too fast, can be equipped with buffer spring at the surface cover of ejector pin, thereby obtain certain buffering when making the roof rise, nevertheless establish on the ejector pin surface because buffer spring overlaps, make buffer spring reappear and damage the back, must demolish the module down completely, could take off buffer spring and change, whole process is too loaded down with trivial details, and wastes time and energy, has certain drawback, for this the utility model provides a blow mold is used in medical instrument processing.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a blow mold is used in medical instrument processing, with the current blow mold who proposes in solving above-mentioned background art in the use, in order to avoid ejector pin rising speed to cause the damage to the product that the blowing was accomplished too fast, can be equipped with buffer spring at the surface cover of ejector pin, thereby obtain certain buffering when making the roof rise, nevertheless because buffer spring overlaps and establishes on the ejector pin surface, make buffer spring appear again and damage the back, must demolish the module completely down, just can take off buffer spring and change, whole process is too loaded down with trivial details, and waste time and energy, there is certain drawback problem.

In order to achieve the above object, the utility model provides a following technical scheme: a blow mold for processing medical instruments comprises a lower mold base and a lower mold block arranged at the top of the lower mold base, wherein two square blocks are fixed on the top surface of the lower mold base, the top ends of the square blocks are fixedly connected with the bottom surface of the lower mold block, an upper mold block is arranged at the top of the lower mold block, an upper mold base is fixed on the top surface of the upper mold block, an integrated material injection head is arranged on the top surface of the upper mold base, a material injection port is formed in the top surface of the material injection head, a top plate is arranged at the bottom of the lower mold block and located between the two square blocks, four ejector rods are symmetrically fixed on the top surface of the top plate, the top ends of the ejector rods penetrate through the lower mold block, a through hole matched with the ejector rods is formed in the bottom surface of the lower mold block, a telescopic device is arranged between the top plate and the lower mold block, the telescopic device comprises a barrel sleeve and a telescopic column, the top end of the telescopic column is located inside the barrel sleeve, circular end blocks are arranged on the top end surface of the barrel sleeve and the bottom end surface of the telescopic column, circular end grooves matched with the circular end blocks are formed in the top end surface of the top plate and the bottom end surface of the lower module, the circular end blocks on the top end surface of the barrel sleeve are connected with the lower module in a clamping mode, and the circular end blocks at the bottom end of the telescopic column are connected with the top plate in a clamping mode.

Preferably, the surface block of annotating the stub bar is connected with the shield, and the inboard top of shield is equipped with the mouth stopper with sprue looks adaptation.

Preferably, a plurality of integrated triangular lugs are uniformly arranged on the inner side surface of the dustproof cover, and the outer surface of the injection head is provided with an annular bayonet corresponding to the triangular lugs.

Preferably, the outer surface of the dustproof cover is provided with an annular lifting groove, and the inner diameter of the dustproof cover is consistent with the outer diameter of the material injection head.

Preferably, the outer surface of the circular end block is symmetrically provided with two semicircular clamping blocks, and the inner wall of the circular end groove is provided with an annular clamping block groove corresponding to the semicircular clamping blocks.

Preferably, the bottom end of the semicircular fixture block is connected with a spring groove, and the spring groove is positioned inside the circular end block.

Preferably, an easy-to-detach ferrule is welded and fixed to one side surface of the circular end block, and an end portion of the buffer spring is located on the inner side of the easy-to-detach ferrule.

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

1. through the flexible post that sets up, the barrel casing, circular end block, circular end slot, the spring groove, semi-circular fixture block, annular fixture block groove and readily removable lasso, and establish the surface at flexible post and barrel casing with the buffer spring cover, when making buffer spring appear damaging need pull down the change, only need to demolish the surface of lower module and roof respectively with two circular end blocks, and twist off the circular end block rotation of flexible toe end, can take off buffer spring and change, compare the loaded down with trivial details change process of original device, can save a large amount of dismouting time for operating personnel, can not influence the normal flexible of buffer spring under the effect of flexible post and barrel casing simultaneously.

2. Through the shield that sets up, mouthful stopper, triangle lug, annular bayonet socket and annular groove of carrying for the whole when stopping using of blow mould, can overlap the shield on the surface of annotating the stub bar, thereby avoid external dust and foreign matter to get into the inside problem of sprue from the top of annotating the stub bar, with the inside cleanliness of ensureing the sprue, and when follow-up needs reuse blow mould, only need directly with the shield take off from the surface of annotating the stub bar can.

Drawings

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

FIG. 2 is a schematic view of the connection cross-sectional structure of the telescopic cylinder and the cylinder sleeve of the present invention;

FIG. 3 is a schematic view of a partially enlarged structure of the area A in FIG. 2 according to the present invention;

fig. 4 is a schematic view of a connection cross-sectional structure of the dust cap and the material injection head in embodiment 2 of the present invention;

in the figure: 1. a lower die holder; 2. a top plate; 3. a top rod; 4. a lower module; 5. an upper die holder; 6. a dust cover; 7. a buffer spring; 8. the ferrule is easy to disassemble; 9. a circular end block; 10. a telescopic column; 11. a barrel sleeve; 12. a circular end slot; 13. a spring slot; 14. semicircular fixture blocks; 15. an annular block groove; 16. injecting a material head; 17. an annular bayonet; 18. a triangular bump; 19. a material injection port; 20. a port plug; 21. an annular lifting groove.

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.

Example 1

Referring to fig. 1 to 3, the present invention provides a technical solution: a blow molding die for processing medical instruments comprises a lower die holder 1 and a lower die block 4 arranged on the top of the lower die holder 1, wherein two squares are fixed on the top surface of the lower die holder 1 through bolts, the top ends of the squares are fixedly connected with the bottom surface of the lower die block 4 through bolts, an upper die block is arranged on the top of the lower die block 4, an upper die holder 5 is fixed on the top surface of the upper die block through bolts, an integrated injection head 16 is arranged on the top surface of the upper die holder 5, an injection port 19 is formed in the top surface of the injection head 16, a top plate 2 is arranged at the bottom of the lower die block 4 and is positioned between the two squares, four ejector rods 3 are symmetrically fixed on the top surface of the top plate 2 through bolts, the top ends of the ejector rods 3 penetrate into the lower die block 4, through holes matched with the ejector rods 3 are formed in the bottom surface of the lower die block 4, and a telescopic device is arranged, and telescoping device's surperficial cover is equipped with buffer spring 7, telescoping device includes barrel casing 11 and flexible post 10, and the top of flexible post 10 is in the inside of barrel casing 11, the top surface of barrel casing 11 and the bottom surface of flexible post 10 all are provided with circular end block 9, and the top surface of roof 2 and the bottom surface of lower module 4 all set up with circular end slot 12 of circular end block 9 looks adaptation, the circular end block 9 and the lower module 4 block on barrel casing 11 top surface are connected, the circular end block 9 and the roof 2 block of flexible post 10 bottom are connected, make buffer spring 7 appear damaging when needing to pull down the change, only need to demolish two circular end block 9 from the surface of lower module 4 and roof 2 respectively, and the circular end block 9 rotation of flexible post 10 bottom is twisted off, can take off buffer spring 7 and change.

In this embodiment, preferably, two semicircular clamping blocks 14 are symmetrically arranged on the outer surface of the circular end block 9, and an annular clamping block groove 15 corresponding to the semicircular clamping blocks 14 is formed in the inner wall of the circular end groove 12, so that the circular end block 9 can be smoothly clamped inside the circular end groove 12 through the semicircular clamping blocks 14.

In this embodiment, preferably, the bottom end of the semicircular latch 14 is connected to the spring groove 13 through a spring, and the spring groove 13 is located inside the circular end block 9, so that the top end of the semicircular latch 14 is squeezed into the spring groove 13 after being squeezed by an external force.

In this embodiment, preferably, the easy-to-detach collar 8 is welded and fixed to one side surface of the circular end block 9, and the end of the buffer spring 7 is located inside the easy-to-detach collar 8, so that the circular end block 9 can be easily applied with force when detached.

Example 2

Referring to fig. 1 to 4, the present invention provides a technical solution: a blow molding die for processing medical instruments comprises a lower die holder 1 and a lower die block 4 arranged on the top of the lower die holder 1, wherein two squares are fixed on the top surface of the lower die holder 1 through bolts, the top ends of the squares are fixedly connected with the bottom surface of the lower die block 4 through bolts, an upper die block is arranged on the top of the lower die block 4, an upper die holder 5 is fixed on the top surface of the upper die block through bolts, an integrated injection head 16 is arranged on the top surface of the upper die holder 5, an injection port 19 is formed in the top surface of the injection head 16, a top plate 2 is arranged at the bottom of the lower die block 4 and is positioned between the two squares, four ejector rods 3 are symmetrically fixed on the top surface of the top plate 2 through bolts, the top ends of the ejector rods 3 penetrate into the lower die block 4, through holes matched with the ejector rods 3 are formed in the bottom surface of the lower die block 4, and a telescopic device is arranged, and telescoping device's surperficial cover is equipped with buffer spring 7, telescoping device includes barrel casing 11 and flexible post 10, and the top of flexible post 10 is in the inside of barrel casing 11, the top surface of barrel casing 11 and the bottom surface of flexible post 10 all are provided with circular end block 9, and the top surface of roof 2 and the bottom surface of lower module 4 all set up with circular end slot 12 of circular end block 9 looks adaptation, the circular end block 9 and the lower module 4 block on barrel casing 11 top surface are connected, the circular end block 9 and the roof 2 block of flexible post 10 bottom are connected, make buffer spring 7 appear damaging when needing to pull down the change, only need to demolish two circular end block 9 from the surface of lower module 4 and roof 2 respectively, and the circular end block 9 rotation of flexible post 10 bottom is twisted off, can take off buffer spring 7 and change.

In this embodiment, preferably, the surface of the injection head 16 is engaged with the dust cap 6, and the inside top end of the dust cap 6 is provided with the plug 20 adapted to the injection port 19, so that the dust cap 6 can be sleeved on the surface of the injection head 16 when the blow mold is stopped, thereby avoiding the problem that external dust and foreign matters enter the injection port 19 from the top of the injection head 16.

In this embodiment, preferably, the inner side surface of the dust cap 6 is uniformly provided with a plurality of integrated triangular protrusions 18, the triangular protrusions 18 are rubber members, and the outer surface of the injection head 16 is provided with annular bayonets 17 corresponding to the triangular protrusions 18, so that the dust cap 6 can be smoothly clamped on the outer surface of the injection head 16 through the triangular protrusions 18.

In this embodiment, preferably, the outer surface of the dust cap 6 is provided with an annular lifting groove 21, so that the dust cap 6 is easy to apply force when being pulled, and the inner diameter of the dust cap 6 is consistent with the outer diameter of the injection head 16.

The utility model discloses a theory of operation and use flow: when the buffer spring 7 needs to be detached for replacement, the two easy-to-detach ferrules 8 can be pulled forcibly towards the center of the buffer spring 7, so that the top ends of the semicircular clamping blocks 14 are extruded by the inner wall of the annular clamping block groove 15 and are extruded into the spring groove 13, the circular end block 9 can be moved out of the circular end groove 12, then the barrel sleeve 11 and the telescopic column 10 are taken out from between the top plate 2 and the lower module 4, the buffer spring 7 can be smoothly taken out from between the top plate 2 and the lower module 4, then the circular end block 9 at the bottom end of the telescopic column 10 is rotated and screwed down, so that the buffer spring 7 can be taken down from the bottom end of the telescopic column 10, the buffer spring 7 can be replaced, when in subsequent installation, the buffer spring 7 is installed between the two circular end blocks 9 again according to opposite steps, and the two circular end blocks 9 are mutually extruded, the telescopic column 10 and the barrel sleeve 11 can be pushed between the top plate 2 and the lower module 4, the round end block 9 is clamped inside the round end groove 12 through the semicircular clamping block 14, the telescopic column 10 and the barrel sleeve 11 can be smoothly installed between the top plate 2 and the lower module 4, the buffer spring 7 is convenient to disassemble and replace, when the top plate 2 gradually rises in a daily use process, the top end of the telescopic column 10 can be gradually squeezed into the barrel sleeve 11, and meanwhile, the buffer spring 7 can also be compressed, so that the rising of the top plate 2 is normally buffered, and the buffer spring 7 can normally work;

after the blow molding die stops using, can overlap the shield 6 on the surface of annotating stub bar 16, and with the push down of shield 6 hard, make triangle lug 18 receive the extrusion and take place the deformation, and by the inside of crowded annular bayonet socket 17, can fix shield 6 in the inside of annotating stub bar 16, and mouth stopper 20 can be in the inside of notes material mouth 19 this moment, can avoid external dust and foreign matter to get into the inside problem of notes material mouth 19 from the top of annotating stub bar 16, in order to ensure the inside cleanliness of notes material mouth 19, and when follow-up needs reuse blow molding die, only need pull up the shield 6 power, make triangle lug 18 take place the deformation and follow the inside quilt of annular bayonet socket 17 and pull out, can easily take off shield 6 from the surface of annotating stub bar 16, and normal use blow molding die.

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. A blow molding die for processing medical instruments comprises a lower die holder (1) and a lower module (4) arranged at the top of the lower die holder (1), wherein two square blocks are fixed on the surface of the top of the lower die holder (1), the top ends of the square blocks are fixedly connected with the surface of the bottom of the lower module (4), an upper module is arranged at the top of the lower module (4), an upper die holder (5) is fixed on the surface of the top of the upper module, an integrated material injection head (16) is arranged on the surface of the top of the upper die holder (5), a material injection port (19) is formed in the surface of the top end of the material injection head (16), a top plate (2) is arranged at the bottom of the lower module (4), the top plate (2) is located between the two square blocks, four ejector rods (3) are symmetrically fixed on the surface of the top plate (2), and the top ends of the ejector rods (3) penetrate, the bottom surface of lower module (4) is seted up the through hole with ejector pin (3) looks adaptation, its characterized in that: the telescopic device is arranged between the top plate (2) and the lower module (4), the surface of the telescopic device is sleeved with a buffer spring (7), the telescopic device comprises a barrel sleeve (11) and a telescopic column (10), the top end of the telescopic column (10) is located inside the barrel sleeve (11), circular end blocks (9) are arranged on the top end surface of the barrel sleeve (11) and the bottom end surface of the telescopic column (10), circular end grooves (12) matched with the circular end blocks (9) are formed in the top surface of the top plate (2) and the bottom surface of the lower module (4), the circular end blocks (9) on the top end surface of the barrel sleeve (11) are connected with the lower module (4) in a clamping mode, and the circular end blocks (9) at the bottom end of the telescopic column (10) are connected with the top plate (2) in a clamping mode.

2. The blow mold for processing medical equipment according to claim 1, wherein: the surface clamping of annotating stub bar (16) is connected with shield (6), and the inboard top of shield (6) is equipped with mouthful stopper (20) with sprue (19) looks adaptation.

3. The blow mold for processing medical equipment according to claim 2, wherein: the inner side surface of the dustproof cover (6) is uniformly provided with a plurality of integrated triangular lugs (18), and the outer surface of the injection head (16) is provided with annular bayonets (17) corresponding to the triangular lugs (18).

4. The blow mold for processing medical equipment according to claim 2, wherein: annular lifting grooves (21) are formed in the outer surface of the dustproof cover (6), and the inner diameter of the dustproof cover (6) is consistent with the outer diameter of the material injection head (16).

5. The blow mold for processing medical equipment according to claim 1, wherein: the outer surface of the circular end block (9) is symmetrically provided with two semicircular clamping blocks (14), and the inner wall of the circular end groove (12) is provided with an annular clamping block groove (15) corresponding to the semicircular clamping blocks (14).

6. The blow mold for medical device processing according to claim 5, wherein: the bottom end of the semicircular clamping block (14) is connected with a spring groove (13), and the spring groove (13) is positioned inside the circular end block (9).

7. The blow mold for processing medical equipment according to claim 1, wherein: an easy-to-detach ferrule (8) is fixedly welded on one side surface of the circular end block (9), and the end part of the buffer spring (7) is positioned on the inner side of the easy-to-detach ferrule (8).