CN212945316U

CN212945316U - Aluminum nut casting mold

Info

Publication number: CN212945316U
Application number: CN202021891490.6U
Authority: CN
Inventors: 周洪湖
Original assignee: Chongqing Likaixu Precision Machinery Co ltd
Current assignee: Chongqing Likaixu Precision Machinery Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-04-13
Anticipated expiration: 2030-09-02

Abstract

The utility model discloses an aluminium system nut casting mould, including last mould and bed die, bed die top fixedly connected with bracing piece, go up the mould bottom and seted up the spread groove, the spread groove is equipped with latch mechanism, go up the mould bottom and seted up two centre gripping grooves, two the centre gripping trench is located between two spread grooves, centre gripping inslot lateral wall is connected with the mold core through fixture, it has seted up at the mould top and has pour the mouth. The utility model discloses an in inserting the spread groove with the bracing piece, make bracing piece extrusion backup pad upwards remove, make fixture block and draw-in groove block to mould and bed die fixed connection are gone up in the messenger, and the back is pour to the mould, wait for the mould cooling, outwards stimulate the pull ring, make the fixture block break away from the draw-in groove, and the backup pad makes mould and bed die part separately under the extrusion of first spring, and it is simple to dismantle, and convenient to use pours the work piece and easily takes out.

Description

Aluminum nut casting mold

Technical Field

The utility model relates to a casting mould technical field especially relates to an aluminium system nut casting mould.

Background

The nut is a nut, and is a part screwed together with a bolt or a screw rod to play a role in fastening, and one element which is necessary for all production and manufacturing machines is divided into carbon steel, stainless steel, non-ferrous metal (such as copper), aluminum and the like according to different materials.

The existing aluminum nut casting mold is characterized in that an upper mold and a lower mold are fixed through a positioning bolt and then poured, the bolt is inconvenient to disassemble due to the fact that the nut casting temperature is too high, a cast workpiece is difficult to demould and is not easy to take out, meanwhile, the existing aluminum nut casting mold is fixed in specification, the aluminum nut casting mold is low in applicability and influences use

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the use is influenced by the fact that the existing aluminum nut casting mould is difficult to disassemble in the prior art, and providing an aluminum nut casting mould.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an aluminium system nut casting mould, includes mould and bed die, bed die top fixedly connected with bracing piece, the spread groove has been seted up to last mould bottom, the spread groove is equipped with latch mechanism, two centre gripping grooves have been seted up to last mould bottom, two the centre gripping groove is located between two spread grooves, the centre gripping inslot lateral wall is connected with the mold core through fixture, it has seted up at the mould top and has pour the mouth.

Preferably, the latch mechanism includes a plurality of first springs with bottom fixed connection in the spread groove, and is a plurality of first spring bottom fixedly connected with backup pad, backup pad and spread groove inside wall sliding connection, the activity groove has been seted up to the spread groove inside wall, activity groove inside wall sliding connection has the fixture block, the draw-in groove with fixture block looks adaptation is seted up to the bracing piece lateral wall, fixture block lateral wall fixedly connected with second spring, fixture block one end and activity groove inside wall fixed connection are kept away from to the second spring, fixture block lateral wall fixedly connected with stay cord, the stay cord runs through activity groove and fixedly connected with pull ring, the stay cord is located the second spring outside.

Preferably, the clamping mechanism comprises two moving grooves formed in the inner side walls of the clamping grooves, the opening directions of the two moving grooves are opposite, a third spring is fixedly connected to the bottom of the moving groove, a moving rod is fixedly connected to one end, far away from the moving groove, of the third spring, a clamping plate is fixedly connected to one end, far away from the third spring, of the moving rod, and the opposite ends of the two clamping plates are in contact with the mold core.

Preferably, the top of the lower die is triangular in cross section, the bottom of the upper die is fixedly connected with two connecting plates matched with the top of the lower die, and the connecting plates and the top of the lower die form a through opening.

Preferably, the grip block is the arc setting, two the relative one end fixedly connected with antiskid rubber pad of grip block.

Preferably, the cross section of one end of the fixture block, which is far away from the second spring, is arc-shaped.

The utility model has the advantages that:

1. through inserting the bracing piece in the spread groove, make bracing piece extrusion backup pad rebound, make fixture block and draw-in groove block to make mould and bed die fixed connection, the mould is pour the back, waits for the mould cooling, outwards stimulates the pull ring, makes the fixture block break away from the draw-in groove, and the backup pad makes mould and bed die part separately under the extrusion of first spring, dismantles simply, and convenient to use pours the work piece and easily takes out.

2. By pulling the mold core downwards, the clamping plate is enabled to loosen the clamping of the mold core, the mold core with different external threads is convenient to replace, the aluminum nut casting mold can be used for casting aluminum nuts of different types, and the applicability of the mold is improved.

Drawings

Fig. 1 is a schematic structural view of an aluminum nut casting mold according to the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is an enlarged view of FIG. 1 at B;

fig. 4 is the utility model provides a movable plate and grip block connection structure sketch map in aluminium system nut casting mould.

In the figure: 1. an upper die; 2. a lower die; 3. connecting grooves; 4. a clamping groove; 5. a mold core; 6. pouring a mouth; 7. a first spring; 8. a support plate; 9. a clamping block; 10. a second spring; 11. a pull ring; 12. a movable groove; 13. a moving groove; 14. a third spring; 15. a travel bar; 16. a clamping plate; 17. a connecting plate; 18. a support rod.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, an aluminum nut casting mold comprises an upper mold 1 and a lower mold 2, wherein a support rod 18 is fixedly connected to the top of the lower mold 2, a connecting groove 3 is formed in the bottom of the upper mold 1, and a clamping mechanism is arranged on the connecting groove 3.

Wherein, latch mechanism include with spread groove 3 bottom fixed connection's a plurality of first springs 7, a plurality of first springs 7 bottom fixedly connected with backup pad 8,

backup pad

8 and 3 inside wall sliding connection of spread groove, movable groove 12 has been seted up to 3 inside walls of spread groove, movable groove 12 inside wall sliding connection has fixture block 9, the draw-in groove with fixture block 9 looks adaptation is seted up to 18 lateral walls of bracing piece, fixture block 9 lateral wall fixedly connected with second spring 10, fixture block 9 one end and movable groove 12 inside wall fixed connection are kept away from to second spring 10, fixture block 9 lateral wall fixedly connected with stay cord, the stay cord runs through movable groove 12 and fixedly connected with pull ring 11, the stay cord is located second spring 10 outsidely, fixture block 9 keeps away from the transversal arc setting of personally submitting of second spring 10 one end, be convenient for fixture.

Go up 1 bottom of mould and seted up two centre gripping grooves 4, two centre gripping grooves 4 are located between two

spread grooves

3, 4 inside walls of centre gripping groove are connected with mold core 5 through fixture, fixture includes two shifting chutes 13 that 4 inside walls of centre gripping groove were seted up, two shifting chutes 13 opening directions are relative, bottom fixedly connected with third spring 14 in

shifting chute

13, 13 one end fixedly connected with carriage release lever 15 in shifting chute 13 is kept away from to

third spring

14, 14 one end fixedly connected with grip block 16 of third spring is kept away from to carriage release lever 15, two 16 relative one ends of grip block all contact with mold core 5, grip block 16 is the arc setting, two 16 relative one end fixedly connected with antiskid rubber pads of grip block, be convenient for fixed mold core 5, prevent that mold core 5 from taking place the displacement, lead to the nut casting failure, reduce nut casting quality.

The top of the upper die 1 is provided with a pouring opening 6, the top of the lower die 2 is in a cross-section triangular shape, the bottom of the upper die 1 is fixedly connected with two connecting plates 17 matched with the top of the lower die 2, and the connecting plates 17 and the top of the lower die 2 form an opening, so that aluminum liquid can enter the opening through the pouring opening 6 to complete casting.

The utility model discloses in, in inserting bracing piece 18 in 1 bottom spread groove 3 of mould on 2 lower moulds, 8 rebound of bracing piece 18 extrusion backup pad, fixture block 9 is under second spring 10's effect, move to in the draw-in groove on the bracing piece 18, make

fixture block

9 and 18 blocks of bracing piece, thereby make

mould

1 and 2 fixed connection of lower mould, put into mould 1 through pouring mouth 6 with aluminium liquid, aluminium liquid cooling back, outside pulling pull ring 11, pull ring 11 is through removing in stay cord pulling fixture block 9 to activity inslot 12, thereby make fixture block 9 break away from the draw-in groove, backup pad 8 pushes down bracing piece 18 under the effect of first spring 7, make

mould

1 and 2 separation of lower mould, and the dismantlement is simple, and convenient for operation, thereby be convenient for take out the casting work piece.

When nuts with different specifications of thread grooves need to be cast, the mold core 5 is pulled downwards to enable the mold core 5 to be separated from the clamping plates 16 for clamping, the mold core 5 with different external threads is replaced, the mold core 5 is inserted between the two clamping plates 16, the moving rod 15 is extruded through the third spring 14, and therefore the clamping plates 16 clamp and fix the mold core 5, and nuts with different specifications of thread grooves are cast.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an aluminium system nut casting mould, includes mould (1) and bed die (2), its characterized in that, bed die (2) top fixedly connected with bracing piece (18), go up mould (1) bottom and seted up spread groove (3), spread groove (3) are equipped with latch mechanism, go up mould (1) bottom and seted up two centre gripping grooves (4), two centre gripping groove (4) are located between two spread grooves (3), centre gripping groove (4) inside wall is connected with mold core (5) through fixture, it has seted up pouring mouth (6) to go up mould (1) top.

2. The aluminum nut casting mold according to claim 1, wherein the clamping mechanism comprises a plurality of first springs (7) fixedly connected with the inner bottom of the connecting groove (3), a supporting plate (8) is fixedly connected with the bottoms of the plurality of first springs (7), the supporting plate (8) is slidably connected with the inner side wall of the connecting groove (3), a movable groove (12) is formed in the inner side wall of the connecting groove (3), a clamping block (9) is slidably connected with the inner side wall of the movable groove (12), a clamping groove matched with the clamping block (9) is formed in the outer side wall of the supporting rod (18), a second spring (10) is fixedly connected with the outer side wall of the clamping block (9), one end of the second spring (10) far away from the clamping block (9) is fixedly connected with the inner side wall of the movable groove (12), a pull rope is fixedly connected with the outer side wall of the clamping block (9), the pull rope penetrates through the movable groove, the pull rope is positioned outside the second spring (10).

3. The aluminum nut casting mold according to claim 1, wherein the clamping mechanism comprises two moving grooves (13) formed in inner side walls of the clamping groove (4), the two moving grooves (13) have opposite opening directions, a third spring (14) is fixedly connected to the bottom of the moving groove (13), a moving rod (15) is fixedly connected to one end of the third spring (14) far away from the moving groove (13), a clamping plate (16) is fixedly connected to one end of the moving rod (15) far away from the third spring (14), and the opposite ends of the two clamping plates (16) are both in contact with the mold core (5).

4. The aluminum nut casting mold according to claim 1, wherein the top of the lower mold (2) is triangular in cross section, two connecting plates (17) matched with the top of the lower mold (2) are fixedly connected to the bottom of the upper mold (1), and the connecting plates (17) form a through opening with the top of the lower mold (2).

5. The aluminum nut casting mold according to claim 3, wherein the clamping plates (16) are arc-shaped, and anti-skid rubber pads are fixedly connected to opposite ends of the two clamping plates (16).

6. The aluminum nut casting mold according to claim 2, wherein the cross section of the end of the fixture block (9) away from the second spring (10) is arc-shaped.