CN217293251U

CN217293251U - Injection mold for production of puncture needle tube seat

Info

Publication number: CN217293251U
Application number: CN202123053294.9U
Authority: CN
Inventors: 陈勇
Original assignee: Shenzhen Yimeng Plastic Mould Co ltd
Current assignee: Shenzhen Yimeng Plastic Mould Co ltd
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-08-26
Anticipated expiration: 2031-12-07

Abstract

The utility model relates to an injection mold equipment field specifically is an injection mold for pjncture needle tube socket production, department is provided with first mould in the middle of the bottom of die holder, department is provided with the second mould in the middle of the bottom of first mould, department is provided with the connection die holder in the middle of the bottom of second mould, department is provided with the regulation die holder in the middle of the bottom of connection die holder, the bottom fixed mounting who adjusts the die holder has the movable mould seat, it has the push pedal to locate sliding connection in the middle of the inside of regulation die holder, the mouth of moulding plastics is installed to locate the gomphosis in the middle of the top of die holder, department meshing in the middle of the front portion of first mould is connected with the thread locking lid. A injection mold for pjncture needle tube socket production, can realize more convenient efficient drawing of patterns, effectual work efficiency who improves the user of service brings better use prospect.

Description

Injection mold for production of puncture needle tube seat

Technical Field

The utility model relates to an injection mold equipment field specifically is an injection mold for pjncture needle tube socket production.

Background

The puncture needle is a medical apparatus widely used, the needle tube seat of the puncture needle is an important part of the puncture needle, and the puncture needle has wide use and application and is widely used for extracting cerebrospinal fluid, renal fluid or injecting medicaments and the like. At present, a puncture needle tube and a puncture needle tube seat are combined and bonded through an insert embedding injection molding process, and the production of the puncture needle tube seat generally adopts an injection molding mode.

Chinese patent discloses a pjncture needle tube socket injection mold (grant No. CN213648453U), and this patent technique can realize the rapid prototyping of pjncture needle tube socket, simple structure, and the simple operation can be produced the pjncture needle tube socket fast, improves production speed, but, the device drawing of patterns effect is relatively poor, and the drawing of patterns in-process can not once only be demolded, influences user of service's work efficiency to it is comparatively inconvenient. Accordingly, those skilled in the art have provided an injection mold for manufacturing a puncture needle hub to solve the problems set forth in the background art described above.

Disclosure of Invention

An object of the utility model is to provide an injection mold for pjncture needle tube socket production to solve the problem that provides 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 an injection mold for production of pjncture needle tube socket, includes the cover half, department is provided with first mould in the middle of the bottom of cover half, department is provided with the second mould in the middle of the bottom of first mould, department is provided with the connection die holder in the middle of the bottom of second mould, department is provided with the regulation die holder in the middle of the bottom of connection die holder, the bottom fixed mounting who adjusts the die holder has movable mould seat, department sliding connection has the push pedal in the middle of the inside of regulation die holder, the mouth of moulding plastics is installed to department's gomphosis in the middle of the top of cover half, department's meshing is connected with screw locking lid in the middle of the front portion of first mould, two mould grooves have been seted up with the inside juncture of second mould, and communicate each other between mould groove and the mouth of moulding plastics.

As a further aspect of the present invention: needle tube seat molds are arranged at positions, corresponding to the mold grooves, in the first mold, plugs are installed at positions, corresponding to the mold grooves, in the connecting mold base in an embedded mode, and the plugs penetrate through the inside of the second mold and extend to the inner side of the mold grooves.

As the utility model discloses further scheme again: the inside of second mould corresponds the position department of end cap and all runs through and has seted up the air vent, and the second mould passes through air vent and end cap sliding connection, two the sealing washer is installed to the equal gomphosis in inboard of air vent, the interior top of adjusting the die holder runs through and installs jet-propelled pipe, and the department in the middle of the inside of jet-propelled pipe through connection die holder.

As a further aspect of the present invention: the utility model discloses a die holder, including connecting die holder, screw locking lid, push pedal, connecting die holder, connecting plate, and the bottom fixed connection of first mould and second mould.

As a further aspect of the present invention: the bottom fixed mounting of fixed die holder has the pulling slide bar, and the pulling slide bar runs through the inside of first mould, the bottom fixed mounting of pulling slide bar has spacing fixture block, the second mould has seted up spacing slide opening with the position department that the inside of connecting the die holder corresponds the pulling slide bar, and the pulling slide bar passes through spacing fixture block and spacing slide opening sliding connection.

As a further aspect of the present invention: one side of the first die corresponding to the thread locking cover is provided with a sliding groove in a penetrating mode, a fixing clamping rod is arranged inside the sliding groove, the first die is connected with the fixing clamping rod in a sliding mode through the sliding groove, the position, corresponding to the fixing clamping rod, of the inside of the locking rod is provided with an annular clamping groove, and the fixing clamping rod is connected with the locking rod in a clamping mode through the annular clamping groove.

As a further aspect of the present invention: the inside of sliding tray is provided with the top and moves the spring, and pushes up and move the spring setting between the inboard of thread locking lid and fixed clamping bar, the inside department that corresponds the position department sculpture of thread locking lid of first mould has the thread connection groove, and first mould passes through the thread connection groove and is connected with the meshing of thread locking lid.

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

1. when moulding plastics through the mouth of moulding plastics, the movable mould seat can stimulate backward, then can be with first mould, the second mould, connect the die holder and adjust the synchronous backward pulling of die holder, cooperation through pulling slide bar and spacing slide opening, then can pull open the distance with first mould and second mould, after promoting the push pedal through external push rod, connect the second mould through the connecting rod, then can push away needle tube seat mould from the mould groove through the push pedal, effectual user of being convenient for carries out the drawing of patterns, the user of being convenient for uses, better for traditional mode.

2. In order to improve the effect of drawing of patterns, then can be through external trachea on jet-propelled pipe, after the end cap roll-off from the air vent, then can blow off needle tube seat mould from the mould groove through jet-propelled pipe, the efficiency of the effectual improvement drawing of patterns improves the device's practicality, and the user of being convenient for uses, and is better for traditional mode.

Drawings

FIG. 1 is a schematic structural view of an injection mold for production of a puncture needle holder;

FIG. 2 is a schematic structural diagram of a first mold and a second mold in an injection mold for production of a puncture needle tube seat;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

In the figure: 1. fixing a die holder; 2. a first mold; 3. a second mold; 4. connecting the die holder; 5. adjusting the die holder; 6. a movable die holder; 7. pushing the plate; 8. an injection molding nozzle; 9. a screw locking cover; 10. a mold slot; 11. a needle tube seat mold; 12. a plug; 13. a vent hole; 14. a gas injection pipe; 15. a locking lever; 16. a connecting rod; 17. pulling the slide bar; 18. a limiting slide hole; 19. a sliding groove; 20. fixing the clamping rod; 21. an annular neck; 22. pushing the spring.

Detailed Description

Please refer to fig. 1-3, in an embodiment of the present invention, an injection mold for producing a puncture needle tube seat, including a stationary mold base 1, a first mold 2 is disposed in the middle of the bottom of the stationary mold base 1, a second mold 3 is disposed in the middle of the bottom of the first mold 2, a connecting mold base 4 is disposed in the middle of the bottom of the second mold 3, an adjusting mold base 5 is disposed in the middle of the bottom of the connecting mold base 4, a movable mold base 6 is fixedly disposed at the bottom of the adjusting mold base 5, a push plate 7 is slidably connected to the middle of the inside of the adjusting mold base 5, an injection molding nozzle 8 is installed in the middle of the top of the stationary mold base 1, a screw locking cover 9 is engaged with the middle of the front portion of the first mold 2, two mold grooves 10 are disposed at the inside junction of the first mold 2 and the second mold 3, and the mold grooves 10 are communicated with the injection molding nozzle 8.

In FIGS. 1-2: the needle tube seat molds 11 are arranged at positions, corresponding to the mold grooves 10, in the first mold 2, plugs 12 are installed at positions, corresponding to the mold grooves 10, in the connecting mold seat 4 in an embedded mode, the plugs 12 penetrate through the second mold 3 and extend to the inner sides of the mold grooves 10, and the vent holes 13 are plugged through the plugs 12 to seal the second mold 3.

In FIGS. 1-2: the inside of second mould 3 corresponds the position department of end cap 12 and has all run through and has seted up air vent 13, and second mould 3 passes through air vent 13 and end cap 12 sliding connection, the sealing washer is installed to the equal gomphosis in inboard of two air vents 13, the interior top of adjusting die holder 5 runs through and installs jet-propelled pipe 14, and the department in the middle of the inside of jet-propelled pipe 14 through connection die holder 4, after end cap 12 roll-off from air vent 13, then can blow off needle tube seat mould 11 from mould groove 10 through jet-propelled pipe 14, the efficiency of the effectual improvement drawing of patterns.

In FIGS. 1-2: connecting the inside of die holder 4 and being close to one side gomphosis of screw locking lid 9 and installing check lock lever 15, and check lock lever 15 runs through the inside of first mould 2 and second mould 3, the top fixed mounting of push pedal 7 has connecting rod 16, and connecting rod 16 run through adjust die holder 5 and connecting the inside of die holder 4 and with the bottom fixed connection of second mould 3, be connected second mould 3 through connecting rod 16, then can push away needle tube seat mould 11 from mould groove 10 through push pedal 7, the effectual user of being convenient for carries out the drawing of patterns.

In FIGS. 1-2: the bottom fixed mounting of fixed die holder 1 has pulling slide bar 17, and pulling slide bar 17 runs through the inside of first mould 2, the bottom fixed mounting of pulling slide bar 17 has spacing fixture block, second mould 3 has seted up spacing slide opening 18 with the position department that connects the inside of die holder 4 to correspond pulling slide bar 17, and pulling slide bar 17 passes through spacing fixture block and 18 sliding connection of spacing slide opening, cooperation through pulling slide bar 17 and spacing slide opening 18, then can pull open the distance with first mould 2 and second mould 3, carry out the drawing of patterns behind the push pedal 7 of promotion through external push rod.

In fig. 1 and 3: one side of the first mold 2 corresponding to the screw locking cover 9 is penetrated and provided with a sliding groove 19, the inside of the sliding groove 19 is provided with a fixing clamping rod 20, the first mold 2 is connected with the fixing clamping rod 20 in a sliding manner through the sliding groove 19, the inside of the locking rod 15 corresponds to the position of the fixing clamping rod 20 and is provided with an annular clamping groove 21, the fixing clamping rod 20 is connected with the locking rod 15 in a clamping manner through the annular clamping groove 21, the fixing clamping rod 20 is propped against the sliding groove 19 through a jacking spring 22 to slide, the annular clamping groove 21 at the locking rod 15 can be jacked in through the fixing clamping rod 20, and the precision of connection of the first mold 2 and the second mold 3 can be improved.

In fig. 1 and 3: the inside of sliding tray 19 is provided with top movable spring 22, and top movable spring 22 sets up between the inboard of thread locking lid 9 and fixed clamping bar 20, and the inside of first mould 2 corresponds the position department sculpture of thread locking lid 9 and has the thread connection groove, and first mould 2 is connected through the meshing of thread connection groove and thread locking lid 9, through the convenient installation thread locking lid 9 of thread connection groove.

The utility model discloses a theory of operation is: when the injection molding nozzle 8 is used for injection molding, the movable mold base 6 can be pulled backwards, the first mold 2, the second mold 3, the connecting mold base 4 and the adjusting mold base 5 can be pulled backwards synchronously, the first mold 2 and the second mold 3 can be pulled apart by pulling the matching of the slide rod 17 and the limiting slide hole 18, the second mold 3 can be connected by the connecting rod 16 after the push plate 7 is pushed by the external push rod, the needle tube base mold 11 can be pushed down from the mold groove 10 by the push plate 7, so that the demolding by a user is effectively facilitated, when the movable mold base 6 slides to the position of the fixed mold base 1, the fixed clamping rod 20 can be propped by the propping spring 22 to slide from the slide groove 19, the fixed clamping rod 20 can be propped into the annular clamping groove 21 at the locking rod 15, the precision of the connection between the first mold 2 and the second mold 3 can be improved, and the user can conveniently perform injection molding again, in order to improve the effect of drawing of patterns, then can be through external trachea on jet-propelled pipe 14, after end cap 12 from air vent 13 roll-off, then can blow off needle tube seat mould 11 from mould groove 10 through jet-propelled pipe 14, the efficiency of the effectual improvement drawing of patterns improves the device's practicality, and the user of being convenient for uses, and is comparatively practical.

The above-mentioned, only be the embodiment of the preferred of the present invention, nevertheless the utility model discloses a protection scope is not limited to this, and any technical personnel familiar with this technical field is in the technical scope of the utility model discloses an according to the utility model discloses a technical scheme and utility model design in addition the replacement of equality or change, all should be covered within the protection scope of the utility model.

Claims

1. An injection mold for production of a puncture needle tube seat comprises a fixed mold seat (1) and is characterized in that a first mold (2) is arranged in the middle of the bottom of the fixed mold seat (1), a second mold (3) is arranged in the middle of the bottom of the first mold (2), a connecting mold seat (4) is arranged in the middle of the bottom of the second mold (3), an adjusting mold seat (5) is arranged in the middle of the bottom of the connecting mold seat (4), a movable mold seat (6) is fixedly arranged at the bottom of the adjusting mold seat (5), a push plate (7) is slidably connected to the middle of the inside of the adjusting mold seat (5), an injection nozzle (8) is embedded in the middle of the top of the fixed mold seat (1), a thread locking cover (9) is connected to the middle of the front part of the first mold (2), and two mold grooves (10) are formed in the junction of the first mold (2) and the inside of the second mold (3), and the mould groove (10) and the injection nozzle (8) are communicated with each other.

2. The injection mold for producing the puncture needle tube seat according to claim 1, wherein a needle tube seat mold (11) is arranged at a position corresponding to the mold groove (10) inside the first mold (2), a plug (12) is embedded and installed at a position corresponding to the mold groove (10) inside the connecting mold seat (4), and the plug (12) penetrates through the inside of the second mold (3) and extends to the inner side of the mold groove (10).

3. The injection mold for producing the puncture needle tube seat according to claim 2, wherein the position, corresponding to the plug (12), inside the second mold (3) is provided with a through hole (13), the second mold (3) is slidably connected with the plug (12) through the through hole (13), the inner sides of the two through holes (13) are provided with a sealing ring in an embedded manner, the inner top of the adjusting mold seat (5) is provided with an air ejector tube (14) in a penetrating manner, and the air ejector tube (14) is connected with the middle inside of the mold seat (4) in a penetrating manner.

4. The injection mold for producing the puncture needle tube seat is characterized in that a locking rod (15) is embedded in one side, close to the threaded locking cover (9), of the inside of the connecting mold seat (4), the locking rod (15) penetrates through the inside of the first mold (2) and the inside of the second mold (3), a connecting rod (16) is fixedly installed at the top of the push plate (7), and the connecting rod (16) penetrates through the inside of the adjusting mold seat (5) and the connecting mold seat (4) and is fixedly connected with the bottom of the second mold (3).

5. The injection mold for producing the puncture needle tube seat is characterized in that a pulling slide rod (17) is fixedly installed at the bottom of the fixed mold seat (1), the pulling slide rod (17) penetrates through the inside of the first mold (2), a limiting clamping block is fixedly installed at the bottom of the pulling slide rod (17), a limiting slide hole (18) is formed in the position, corresponding to the pulling slide rod (17), of the inside of the second mold (3) and the connecting mold seat (4), and the pulling slide rod (17) is in sliding connection with the limiting slide hole (18) through the limiting clamping block.

6. The injection mold for producing the puncture needle tube seat as claimed in claim 4, wherein a sliding groove (19) is formed in one side of the first mold (2) corresponding to the thread locking cover (9) in a penetrating manner, a fixing clamping rod (20) is arranged inside the sliding groove (19), the first mold (2) is slidably connected with the fixing clamping rod (20) through the sliding groove (19), an annular clamping groove (21) is formed in the position, corresponding to the fixing clamping rod (20), inside the locking rod (15), and the fixing clamping rod (20) is connected with the locking rod (15) in a clamping manner through the annular clamping groove (21).

7. The injection mold for producing the puncture needle tube seat as claimed in claim 6, wherein the sliding groove (19) is internally provided with an ejecting spring (22), the ejecting spring (22) is arranged between the thread locking cover (9) and the inner side of the fixed clamping rod (20), a thread connecting groove is etched in the inner part of the first mold (2) at a position corresponding to the thread locking cover (9), and the first mold (2) is engaged with the thread locking cover (9) through the thread connecting groove.