CN215550201U

CN215550201U - Needle mould convenient to change inside mold core

Info

Publication number: CN215550201U
Application number: CN202121607241.4U
Authority: CN
Inventors: 李俊敏
Original assignee: Dongguan Ruihui Electrical Technology Co ltd
Current assignee: Dongguan Ruihui Electrical Technology Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2022-01-18
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a needle die convenient for replacing an internal die core, which comprises an outer die and a die core, wherein a rotating cavity is formed in the inner wall of one end of the outer die in a penetrating manner, the inner walls of the two ends of the rotating cavity are connected with a rotating rod in a rotating manner, a rotating groove is formed in the opposite inner wall of the outer die in a penetrating manner, and the inner walls of the two ends of the two rotating grooves are connected with a threaded rod in a rotating manner, so that the needle die has the beneficial effects that: utilize to rotate the handle and drive the dwang and rotate rotating the intracavity, the dwang drives outer wall connection's second conical gear and first conical gear rotates simultaneously, first conical gear drives the threaded rod simultaneously and rotates the inslot rotation, the threaded rod drives the female removal of screw thread in rotating the inslot, the female gag lever post that drives the connection simultaneously moves with the connecting block, take out the connecting block in the spread groove of seting up from the mold core outer wall, can follow the mold core that changes, need not to use other instruments can follow the mold core that changes, accelerate mold core change speed.

Description

Needle mould convenient to change inside mold core

Technical Field

The utility model relates to the technical field of needle mold cores, in particular to a needle mold convenient for replacing an internal mold core.

Background

The mold core is a precise part used for key operation of the central part of the mold, the general structure of the mold core is extremely complex, the processing difficulty is very large, the manufacturing cost is very high, the manual expenditure for manufacturing is greatly higher than that of the material, and the selection of the material of the mold core is directly related to the manufacturing cost of the mold and the service life of the mold.

The mould can need be with trading the mould core occasionally when using, but some mould cores are comparatively loaded down with trivial details when trading, need use special instrument to follow and trade, can't follow fast and trade, need provide a needle mould of being convenient for change inside mould core to this.

Disclosure of Invention

The utility model aims to provide a needle die with an internal die core convenient to replace so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a needle mold convenient for replacing an internal mold core comprises an outer mold and a mold core, wherein a rotating cavity is formed in one end inner wall of the outer mold in a penetrating mode, two end inner walls of the rotating cavity are connected with a rotating rod in a rotating mode, opposite inner walls of the outer mold are provided with a rotating groove in a penetrating mode, two end inner walls of the rotating groove are connected with a threaded rod in a rotating mode, the two threaded rods extend into the rotating cavity in a penetrating mode through bearings, a first conical gear is fixedly connected to the outer wall of one end, extending into the rotating cavity, of each threaded rod, a second conical gear is fixedly connected to the position, located on the first conical gear, of each rotating rod, the two second conical gears are meshed with the corresponding first conical gear, a threaded nut is connected to the inner walls of the two ends of the two threaded rods in a threaded mode, a mold core is arranged inside the outer mold, the both ends of mold core all run through and have seted up two spread grooves, with two of one side the spread groove homogeneous phase is the symmetry form setting, four for the central point a gag lever post, and four of the equal fixedly connected with of outer wall of thread nut, the gag lever post all extends to outside the rotation groove, corresponds four of spread groove position four the gag lever post extends to the equal fixedly connected with of one end outside the rotation groove and one is the connecting block that the L type set up, four the connecting block extends to respectively in the spread groove that corresponds.

Preferably, the inner side wall of one end, far away from the rotating cavity, of the outer mold is fixedly connected with a placing block.

Preferably, an arc-shaped groove is formed in the outer side wall of one end, close to the rotating cavity, of the mold core in a penetrating mode.

Preferably, one end of the rotating rod penetrates through the bearing to extend out of the rotating cavity and is fixedly connected with a rotating handle.

Preferably, a fixed handle is fixedly connected to the outer side wall of one end, far away from the rotating cavity, of the outer mold.

Preferably, two threaded rods are both arranged perpendicularly with respect to the rotating rod.

Compared with the prior art, the utility model has the beneficial effects that: utilize to rotate the handle and drive the dwang and rotate rotating the intracavity, the dwang drives outer wall connection's second conical gear and first conical gear rotates simultaneously, first conical gear drives the threaded rod simultaneously and rotates the inslot rotation, the threaded rod drives the female removal of screw thread in rotating the inslot, the female gag lever post that drives the connection simultaneously moves with the connecting block, take out the connecting block in the spread groove of seting up from the mold core outer wall, can follow the mold core that changes, need not to use other instruments can follow the mold core that changes, accelerate mold core change speed.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic side view of the mold core of the present invention;

FIG. 3 is a schematic side view of the connecting block of the present invention;

FIG. 4 is an enlarged view of portion A of FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic structural view of part B in fig. 1 according to the present invention.

In the figure: 1. an outer mold; 2. a mold core; 3. a rotation chamber; 4. rotating the rod; 5. a rotating groove; 6. a threaded rod; 7. a first bevel gear; 8. a second bevel gear; 9. a screw nut; 10. connecting grooves; 11. a limiting rod; 12. connecting blocks; 13. placing the blocks; 14. an arc-shaped slot; 15. rotating the handle; 16. and fixing the handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a needle mold convenient for replacing an internal mold core comprises an outer mold 1 and a mold core 2, wherein a rotating cavity 3 is arranged on the inner wall of one end of the outer mold 1 in a penetrating way, the inner walls of the two ends of the rotating cavity 3 are connected with a rotating rod 4 in a rotating way, the opposite inner walls of the outer mold 1 are respectively provided with a rotating groove 5 in a penetrating way, the inner walls of the two ends of the two rotating grooves 5 are respectively connected with a threaded rod 6 in a rotating way, the two threaded rods 6 are respectively extended into the rotating cavity 3 in a penetrating way through a bearing, the outer wall of one end of each of the two threaded rods 6 extended into the rotating cavity 3 is respectively and fixedly connected with a first conical gear 7, the position of the rotating rod 4 positioned on the first conical gear 7 is respectively and fixedly connected with a second conical gear 8, the two second conical gears 8 are respectively engaged with the opposite first conical gear 7, the inner walls of the two ends of the two threaded rods 6 are respectively in threaded connection with a threaded nut 9, the inside of outer mould 1 is provided with a mold core 2, two spread grooves 10 have all been run through at the both ends of mold core 2 and have been seted up, be the symmetry form setting with two spread grooves 10 homogeneous phases of one side for the central point, a gag lever post 11 of the equal fixedly connected with of outer wall of four screw nuts 9, and four gag lever posts 11 all extend to outside the rotation groove 5, four gag lever posts 11 that correspond four spread groove 10 positions extend to the connecting block 12 that is the setting of L type of the equal fixedly connected with one of the outer one end of rotation groove 5, four connecting blocks 12 extend to respectively in the spread groove 10 that corresponds.

Wherein, outer mould 1 keeps away from the inside wall fixedly connected with piece of rotating 3 one ends in chamber and places piece 13, and when convenient to use personnel placed mold core 2 in outer mould 1, the utilization was placed piece 13 and is supported mold core 2.

Wherein, the mold core 2 is close to the one end lateral wall of rotating the chamber 3 and runs through and has seted up an arc wall 14, and the user of being convenient for uses arc wall 14 to place mold core 2 in outer mould 1.

Wherein, the one end of dwang 4 runs through the bearing and extends to outside the rotation chamber 3 and a rotation handle 15 of fixedly connected with, and the user of being convenient for utilizes to rotate handle 15 and drive dwang 4 and rotate to drive threaded rod 6 and rotate.

Wherein, the outer mould 1 is kept away from and is rotated chamber 3 one end lateral wall fixedly connected with a fixed handle 16, has just the user to utilize fixed handle 16 to drive outer mould 1 and remove.

Wherein, two threaded rods 6 homogeneous phases are vertical form setting for dwang 4, fail to drive threaded rod 6 when preventing dwang 4 from rotating and rotate.

Specifically, when the utility model is used, one end of a mold core 2 to be used is abutted against a placing block 13 in an outer mold 1, the mold core 2 is placed in the outer mold 1 and abutted against the placing block 13, a rotating rod 4 connected with the rotating rod is driven to rotate by a rotating handle 15, the rotating rod 4 rotates in a rotating cavity 3, the rotating rod 4 simultaneously drives a second conical gear 8 of the outer wall to rotate, the second conical gear 8 drives a first conical gear 7 connected with the first conical gear in a meshing manner in the rotating cavity 3 to rotate, the first conical gear 7 simultaneously drives a connected threaded rod 6 to rotate in the rotating cavity 3, the threaded rod 6 drives a threaded nut 9 of the outer wall to rotate when rotating in a rotating groove 5, but the threaded nut 9 drives the threaded nut 9 to move in the rotating groove 5 under the limit of a limit rod 11, the limit rod 9 drives a limit rod 11 to move, the limit rod 11 moves outside the rotating groove 5, and the limit rod 11 drives a fixedly connected connecting block 12 to move, move connecting block 12 to the spread groove 10 that the outer wall of mold core 2 was seted up in, make connecting block 12 offset with spread groove 10, fixed with mold core 2, when needing to follow mold core 2, utilize earlier that rotation handle 15 is reverse to drive dwang 4 and rotate, make threaded rod 6 drive the female 9 reverse translation of screw thread, take connecting block 12 out from spread groove 10, can utilize the arc wall 14 that the mold core 2 outside was seted up to take out mold core 2.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The needle die convenient for replacing the inner die core comprises an outer die (1) and a die core (2), and is characterized in that one end inner wall of the outer die (1) is provided with a rotating cavity (3) in a penetrating way, two end inner walls of the rotating cavity (3) are connected with a rotating rod (4) in a rotating way, the opposite inner walls of the outer die (1) are provided with a rotating groove (5) in a penetrating way, two end inner walls of the rotating groove (5) are connected with a threaded rod (6) in a rotating way in a penetrating way through a bearing, the outer wall of one end of the threaded rod (6) extending into the rotating cavity (3) is fixedly connected with a first bevel gear (7), and the position of the rotating rod (4) located at the first bevel gear (7) is fixedly connected with a second bevel gear (8), the two second bevel gears (8) are meshed with the first bevel gear (7), the inner walls of the two ends of the two threaded rods (6) are in threaded connection with a threaded nut (9), a mold core (2) is arranged in the outer mold (1), two connecting grooves (10) are formed in the two ends of the mold core (2) in a penetrating mode, the two connecting grooves (10) on the same side are symmetrically arranged relative to a central point, the outer walls of the four threaded nuts (9) are fixedly connected with a limiting rod (11), the four limiting rods (11) extend out of the rotating groove (5), correspond four of spread groove (10) position gag lever post (11) extend to the equal fixedly connected with one of the outer one end of rotation groove (5) and be connecting block (12) that the L type set up, four connecting block (12) extend respectively to in the spread groove (10) that corresponds.

2. The needle mold facilitating inner core replacement as set forth in claim 1, wherein: the inner side wall of one end, far away from the rotating cavity (3), of the outer mold (1) is fixedly connected with a placing block (13).

3. The needle mold facilitating inner core replacement as set forth in claim 1, wherein: an arc-shaped groove (14) is formed in the outer side wall of one end, close to the rotating cavity (3), of the mold core (2) in a penetrating mode.

4. The needle mold facilitating inner core replacement as set forth in claim 1, wherein: one end of the rotating rod (4) penetrates through the bearing and extends to the outside of the rotating cavity (3) and is fixedly connected with a rotating handle (15).

5. The needle mold facilitating inner core replacement as set forth in claim 1, wherein: the outer die (1) is far away from the outer side wall of one end of the rotating cavity (3) and is fixedly connected with a fixed handle (16).

6. The needle mold facilitating inner core replacement as set forth in claim 1, wherein: two threaded rods (6) are all arranged vertically relative to the rotating rod (4).