CN214639687U

CN214639687U - Mould blank preforming device of complicated mould

Info

Publication number: CN214639687U
Application number: CN202120596784.4U
Authority: CN
Inventors: 周友平
Original assignee: Demi Precision Technology Dongguan Co ltd
Current assignee: Demi Precision Technology Dongguan Co ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-11-09
Anticipated expiration: 2031-03-24

Abstract

The utility model discloses a mould blank preforming device of a complex mould, which comprises an installation box, a contraction rod, a fixing mechanism, a top plate, a driving mechanism and an ejection mechanism, wherein the front side and the rear side of the installation box are arranged in a hollow state, the contraction rod is arranged in the middle of the installation box, the fixing mechanism is provided with a supporting plate, a fixing plate and a spring, the supporting plate is arranged on the left side and the right side of the inner wall of the installation box, the top plate is arranged in the middle of the interior of the installation box, the top plate is provided with a first top plate and a second top plate, the first top plate is arranged above a second top plate pair, the driving mechanism is provided with a rotating plate, a rotating shaft and a handle, the ejection mechanism is provided with a magnet block, a driving plate and an ejector rod, the ejector rod is arranged on the left side and the right side of the lower part of the second top plate, the contraction rods on the upper side and the lower side are mutually extruded, after the mould blank is formed, the handles on the two sides are rotated to eject the formed mold blank out of the top plate through the driving mechanism and the ejection mechanism, so that the mold blank ejection mechanism is more convenient, time-saving and labor-saving.

Description

Mould blank preforming device of complicated mould

Technical Field

The utility model relates to a mold design technical field specifically is a mould embryo performing device of complicated mould.

Background

The blank is formed into a tool with a specific shape and size under the action of external force. The method is widely applied to blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the forming processing of compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like. The die has a specific contour or cavity shape, and the blank can be separated (blanked) according to the contour shape by applying the contour shape with the cutting edge. The blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity. The die is a precise tool, has a complex shape, bears the expansion force of a blank, has higher requirements on structural strength, rigidity, surface hardness, surface roughness and processing precision, and is a quality guarantee process of the die blank in the preforming process, so the preforming of the die blank is also an important part for the quality of a product part.

However, the existing mold blank preforming device of the complex mold has the following disadvantages:

1. the existing mould blank preforming device for the complex mould is usually used for fixedly installing the shrinkage rod on the upper side and the lower side of the top plate directly, so that the top plate is extruded, and the resource consumption is excessive.

2. The mould embryo preforming device of current complicated mould when needs take out the mould after the preparation, needs artificially to pull out it, wastes time and energy, and is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould embryo preforming device of complicated mould to solve the problem that proposes 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 a mould embryo preforming device of complicated mould, includes install bin, shrink pole, fixed establishment, roof, actuating mechanism and ejection mechanism, both sides set up to the fretwork state around the install bin, the shrink pole sets up the centre at the install bin, fixed establishment sets up backup pad, fixed plate and spring, the backup pad sets up in the install bin inner wall left and right sides, the roof sets up in the middle of the inside of install bin, the roof is provided with first roof and second roof, first roof sets up in the top that the second roof is right, actuating mechanism is provided with rotor plate, axis of rotation, handle, ejection mechanism is provided with magnet piece, drive plate and ejector pin, the ejector pin sets up in second roof lower part left and right sides.

Preferably, the mounting box sets up to protruding type, and the position in the middle of highly being less than of both sides, the shrink pole sets up the protruding department in the middle of the mounting box, the backup pad sets up the left and right sides in the mounting box below, two walls are two walls around the backup pad fixed connection mounting box respectively around, through will set up the backup pad in the below of mounting box, can play the effect of support to the roof.

Preferably, the fixed plate sets up the top at the backup pad, one side of fixed plate is provided with the spring, the left and right sides fixed connection install bin inner wall and fixed plate of spring pass through spring coupling fixed plate to make the fixed plate can play the effect of location to the roof.

Preferably, one end of the contraction rod is provided with a squeezing plate, and the width of the squeezing plate is smaller than the distance between the left support plate and the right support plate, so that the squeezing plate can be freely contracted between the support plates to apply pressure to the top plate.

Preferably, the left side and the right side of the lower surface of the second top plate are provided with mounting ports, the cross section of each mounting port is equal to that of the corresponding ejector rod, clamping plates are arranged on the left side and the right side of each mounting port, clamping grooves are formed in the left side and the right side of each ejector rod, and the clamping plates are arranged in the clamping grooves, so that the ejector rods are fixed in the mounting ports.

Preferably, the left and right sides of second roof is provided with the mounting groove, be provided with the rotor plate in the mounting groove, the top of rotor plate is provided with the handle, the below fixed connection axis of rotation of rotor plate, the below of mounting groove is provided with the spread groove, the axis of rotation sets up in the spread groove, the below of spread groove is provided with the spread groove, makes the rotor plate rotate through rotating the handle, and the rotor plate drives the axis of rotation and rotates.

Preferably, the magnet is provided with a first magnet, a second magnet and a third magnet, the first magnet and the second magnet are respectively arranged on the left side and the right side of the lower end of the rotating shaft, the first magnet and the second magnet are located in the rotating groove, the third magnet is arranged on one side of the driving plate, the first magnet and the second magnet are opposite in magnetism, the third magnet and the second magnet are the same in magnetism, the first magnet and the second magnet on the two sides are driven to rotate through rotation of the rotating shaft, when the third magnet and the second magnet are opposite, the driving plate moves in the opposite direction due to the repulsion of like poles, and the ejector rod is extruded and ejected upwards.

Preferably, one side of the drive plate is an inclined surface, the lower end of the ejector rod is an arc surface, an installation cavity is arranged inside the lower wall of the second top plate, the drive plate is arranged in the installation cavity, and the drive plate is moved through the combination of the inclined surface and the arc surface to drive the ejector rod to move upwards.

The utility model provides a mould embryo performing device of complicated mould possesses following beneficial effect:

(1) the utility model discloses a set up the install bin into protruding type, both sides fretwork, and the inboard below is provided with the backup pad, place one side in the backup pad with the roof, push the centre of install bin, because the upper and lower both sides in the middle of the install bin are provided with stripper plate and shrink pole, the stripper plate of both sides extrudees each other about the shrink pole makes, carry out even extrusion to the roof, through the combination of backup pad and stripper plate in the install bin, one side of stripper plate is provided with the spring, thereby make the inside at the install bin can both be fixed to the roof that various sizes differ.

(2) The utility model discloses it makes to take out the mould as needs, open first roof, handle through rotating the second roof left and right sides makes the rotor plate rotate and drives the axis of rotation and rotate, the axis of rotation drives the magnet one and the rotation of magnet two of both sides, thereby make the position of magnet one and magnet two exchange, because magnet two is the same with the magnetism of magnet three, when magnet three rotates and magnet two is corresponding, because like poles repel each other, lead to the drive plate to the opposite direction removal, thereby extrude the ejector pin, make the ejector pin upwards ejecting, ejecting with the mould, conveniently take, make things convenient for labour saving and time saving more.

Drawings

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

fig. 2 is a top view of the second top plate of the present invention;

FIG. 3 is a side cross-sectional view of a second top panel of the present invention;

fig. 4 is a schematic cross-sectional view of the second top plate according to the present invention.

In the figure: 1. installing a box; 2. a retracting lever; 3. a support plate; 4. a fixing plate; 5. a spring; 6. a first top plate; 7. a second top plate; 8. a rotating plate; 9. a rotating shaft; 10. a handle; 11. a drive plate; 12. a top rod; 13. a pressing plate; 14. an installation port; 15. clamping a plate; 16. a card slot; 17. mounting grooves; 18. a magnet I; 19. a second magnet; 20. and a third magnet.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides a mould embryo preforming device of complicated mould, includes install bin 1, shrink pole 2, fixed establishment, roof, actuating mechanism and ejection mechanism, both sides set up to the fretwork state around the install bin 1, shrink pole 2 sets up the centre at install bin 1, fixed establishment sets up backup pad 3, fixed plate 4 and spring 5, backup pad 3 sets up in the install bin 1 inner wall left and right sides, the roof sets up in the middle of the inside of install bin 1, the roof is provided with first roof 6 and second roof 7, first roof 6 sets up in the top that second roof 7 is right, actuating mechanism is provided with rotor plate 8, axis of rotation 9, handle 10, ejection mechanism is provided with magnet piece, drive plate 11 and ejector pin 12, ejector pin 12 sets up in the 7 lower part left and right sides of second roof.

The mounting box 1 is arranged to be convex, the height of two sides is lower than the middle position, the shrinkage rod 2 is arranged at the middle bulge of the mounting box 1, the supporting plates 3 are arranged at the left side and the right side below the mounting box 1, the front wall and the rear wall of the supporting plates 3 are fixedly connected with the front wall and the rear wall of the mounting box 1 respectively, and the supporting plates 3 are arranged below the mounting box 1 to support the top plate.

The fixed plate 4 is arranged above the supporting plate 3, one side of the fixed plate 4 is provided with a spring 5, the left side and the right side of the spring 5 are fixedly connected with the inner wall of the mounting box 1 and the fixed plate 4, and the fixed plate 4 is connected through the spring 5, so that the fixed plate 4 can play a role in positioning the top plate.

One end of the contraction rod 2 is provided with an extrusion plate 13, and the width of the extrusion plate 13 is smaller than the distance between the support plates 3 at the left side and the right side, so that the extrusion plate 13 can be freely contracted from the support plates 3 to apply pressure to the top plate.

The left side and the right side of the lower surface of the second top plate 7 are provided with mounting ports 14, the cross section of each mounting port 14 is equal to that of the corresponding ejector rod 12, clamping plates 15 are arranged on the left side and the right side of each mounting port 14, clamping grooves 16 are arranged on the left side and the right side of each ejector rod 12, and the clamping plates 15 are arranged in the clamping grooves 16, so that the ejector rods 12 are fixed in the mounting ports 14.

The left and right sides of second roof 7 is provided with mounting groove 17, be provided with rotor plate 8 in the mounting groove 17, the top of rotor plate 8 is provided with handle 10, the below fixed connection axis of rotation 9 of rotor plate 8, the below of mounting groove 17 is provided with the spread groove, axis of rotation 9 sets up in the spread groove, the below of spread groove is provided with the rotation groove, makes rotor plate 8 rotate through rotating handle 10, and rotor plate 8 drives axis of rotation 9 and rotates.

The magnet is provided with a first magnet 18, a second magnet 19 and a third magnet 20, the first magnet 18 and the second magnet 19 are respectively arranged on the left side and the right side of the lower end of the rotating shaft 9, the first magnet 18 and the second magnet 19 are positioned in the rotating groove, the third magnet 20 is arranged on one side of the driving plate 11, the magnetism of the first magnet 18 and the magnetism of the second magnet 19 are opposite, the magnetism of the third magnet 20 is the same as that of the second magnet 19, the first magnet 18 and the second magnet 19 on the two sides are driven to rotate through the rotation of the rotating shaft 9, when the third magnet 20 rotates corresponding to the second magnet 19, the driving plate 11 moves in the opposite direction due to the repulsion of like poles, and therefore the ejector rod 12 is extruded, and the ejector rod 12 is ejected upwards.

One side of the driving plate 11 is set to be an inclined plane, the lower end of the ejector rod 12 is set to be an arc surface, an installation cavity is arranged inside the lower wall of the second top plate 7, the driving plate 11 is arranged in the installation cavity, and the ejector rod 12 can be driven to move upwards by the driving plate 11 through the combination of the inclined plane and the arc surface.

It should be noted that, a mold blank preforming device of a complex mold, by setting the installation box 1 as a convex type with two hollowed sides and a support plate 3 arranged below the inner side, placing a top plate on one side of the support plate 3 and pushing the top plate into the middle of the installation box 1, because the upper and lower sides of the middle of the installation box 1 are provided with the extrusion plates 13 and the contraction rods 2, the extrusion plates 13 on the upper and lower sides are mutually extruded by the contraction rods 2 to uniformly extrude the top plate, by combining the support plate 3 and the extrusion plates 13 in the installation box 1, one side of the extrusion plates 13 is provided with the spring 5, so that top plates with different sizes can be fixed inside the installation box 1, after extrusion, the top plate is pushed out, the first top plate 6 is opened, the rotation plate 8 is rotated by rotating the handles 10 on the left and right sides of the second top plate 7 to drive the rotation shaft 9 to rotate, the rotation shaft 9 drives the first magnet 18 and the second magnet 19 on both sides to rotate, therefore, the positions of the first magnet 18 and the second magnet 19 are exchanged, the second magnet 19 and the third magnet 20 have the same magnetism, and when the third magnet 20 rotates to correspond to the second magnet 19, the driving plate 11 moves in the opposite direction due to the fact that like poles repel each other, so that the ejector rod 12 is extruded, the ejector rod 12 is ejected upwards, a die is ejected, taking is convenient, and time and labor are saved more conveniently.

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. The utility model provides a mould embryo preforming device of complicated mould which characterized in that: comprises an installation box (1), a contraction rod (2), a fixing mechanism, a top plate, a driving mechanism and an ejection mechanism, the front side and the rear side of the installation box (1) are arranged in a hollow state, the contraction rod (2) is arranged in the middle of the installation box (1), the fixing mechanism is provided with a supporting plate (3), a fixing plate (4) and a spring (5), the supporting plates (3) are arranged at the left side and the right side of the inner wall of the installation box (1), the top plate is arranged in the middle of the inside of the installation box (1), the top plate is provided with a first top plate (6) and a second top plate (7), the first top plate (6) is arranged above the pair of the second top plates (7), the driving mechanism is provided with a rotating plate (8), a rotating shaft (9) and a handle (10), the ejection mechanism is provided with a magnet block, a driving plate (11) and an ejector rod (12), the ejector rods (12) are arranged on the left side and the right side of the lower portion of the second top plate (7).

2. The apparatus for preforming a complex mold blank according to claim 1, wherein: the mounting box (1) is of a convex type, the heights of two sides are lower than the middle position, the contraction rod (2) is arranged at the convex part in the middle of the mounting box (1), the support plates (3) are arranged on the left side and the right side below the mounting box (1), and the front wall and the rear wall of each support plate (3) are fixedly connected with the front wall and the rear wall of the mounting box (1) respectively.

3. The apparatus for preforming a complex mold blank according to claim 1, wherein: the fixed plate (4) is arranged above the supporting plate (3), one side of the fixed plate (4) is provided with a spring (5), and the left side and the right side of the spring (5) are fixedly connected with the inner wall of the installation box (1) and the fixed plate (4).

4. The apparatus for preforming a complex mold blank according to claim 1, wherein: one end of the contraction rod (2) is provided with an extrusion plate (13), and the width of the extrusion plate (13) is smaller than the distance between the left and right support plates (3).

5. The apparatus for preforming a complex mold blank according to claim 1, wherein: the left side and the right side of the lower surface of the second top plate (7) are provided with mounting ports (14), the size of the cross section of each mounting port (14) is equal to that of the cross section of the ejector rod (12), clamping plates (15) are arranged on the left side and the right side of each mounting port (14), clamping grooves (16) are formed in the left side and the right side of the ejector rod (12), and the clamping plates (15) are arranged in the clamping grooves (16).

6. The apparatus for preforming a complex mold blank according to claim 1, wherein: the left and right sides of second roof (7) is provided with mounting groove (17), be provided with rotor plate (8) in mounting groove (17), the top of rotor plate (8) is provided with handle (10), below fixed connection axis of rotation (9) of rotor plate (8), the below of mounting groove (17) is provided with the spread groove, axis of rotation (9) set up in the spread groove, the below of spread groove is provided with the rotation groove.

7. The apparatus for preforming a complex mold blank according to claim 1, wherein: the magnet is provided with a first magnet (18), a second magnet (19) and a third magnet (20), the first magnet (18) and the second magnet (19) are respectively arranged on the left side and the right side of the lower end of the rotating shaft (9), the first magnet (18) and the second magnet (19) are located in the rotating groove, the third magnet (20) is arranged on one side of the driving plate (11), the first magnet (18) and the second magnet (19) are opposite in magnetism, and the third magnet (20) is the same as the second magnet (19) in magnetism.

8. The apparatus for preforming a complex mold blank according to claim 1, wherein: one side of the driving plate (11) is an inclined surface, the lower end of the ejector rod (12) is an arc surface, an installation cavity is formed in the lower wall of the second top plate (7), and the driving plate (11) is arranged in the installation cavity.