CN211052442U

CN211052442U - Disappearance mould is used in production of general case lid

Info

Publication number: CN211052442U
Application number: CN201922333395.8U
Authority: CN
Inventors: 符涛; 宋涛; 朱惠玉
Original assignee: Zhengzhou Xinjincheng Machinery Manufacturing Co ltd
Current assignee: Zhengzhou Xinjincheng Machinery Manufacturing Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-07-21
Anticipated expiration: 2029-12-23

Abstract

The utility model relates to the technical field of disappearance moulds, in particular to a disappearance mould for producing a general case cover, which comprises an upper shell and a lower shell, wherein the opening diameters of the upper shell and the lower shell are the same, the cross sections of the left end and the right end are arranged in a ladder shape, the bottom end of the upper shell is fixedly connected with a stopper, the top end inner side of the lower shell is provided with a limit groove which is clamped with the stopper, and the bottom end inner side of the limit groove is fixedly connected with a spring. The lifting plate can not incline in the lifting process, and the lifting plate has good practicability.

Description

Disappearance mould is used in production of general case lid

Technical Field

The utility model relates to a disappearance mould technical field specifically is a general case lid production is with disappearance mould.

Background

As society develops, the application of evaporative molds becomes more widespread, and an evaporative mold casting method is known, in which a mold of a desired shape obtained by molding a resin foam is embedded in molding sand to form a mold, and molten metal is poured into the mold to burn and disappear and replace the mold with a casting, and the key to successful production of an evaporative mold casting is that the importance of close matching among a casting manufacturer, a user, and a mold designer is understood, and thus, the demand for an evaporative mold for producing a general box cover is increasing.

In the production of general case lid, because need set up the mould between last casing and lower casing, make the molten metal pour into by the top of last casing, in order to guarantee to pour into the accuracy of position, need align last casing and lower casing, after general case lid shaping, need take out general case lid, in current mould, the metal component after the shaping is mostly inconvenient for take out, also do not benefit to the inside temperature of casing and dispel fast, consequently, propose a general case lid production with disappearance mould to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a general case lid production is with disappearance mould to solve the problem that proposes in 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 general case lid production is with mould that disappears, includes casing and lower casing, the opening diameter of going up casing and casing down is the same, and controls the cross-section at both ends and be the echelonment setting, the bottom fixedly connected with stopper of going up the casing, the spacing groove has been seted up to the top inboard of casing down, and spacing groove and stopper looks block, the inboard fixedly connected with spring in bottom of spacing groove, the top fixedly connected with roof of spring, and the inboard sliding connection in bottom of roof and spacing groove, and the quantity of spacing groove is 2, and central symmetry is inboard in the top of casing down, and the quantity of stopper is 2, and central symmetry is in the bottom of last casing.

Preferably, the inboard sliding connection of casing has the lifter plate down, and the bottom of lifter plate and the bottom inboard laminating mutually of casing down, the inboard equal fixedly connected with rack in both ends about the lifter plate, the inboard of casing is provided with the molding sand down, the inboard laminating of molding sand has the disappearance mould, and the upside of disappearance mould setting at the lifter plate.

Preferably, the right-hand member inboard of casing rotates down has the connecting rod, the right-hand member outside of connecting rod is rotated and is connected with the handle, and the handle setting is on the right side of casing down, both ends inboard all is rotated through the pivot and is connected with the fourth runner about casing down, and is located the right side the right-hand member of fourth runner and the left end fixed connection of connecting rod, the top meshing of fourth runner has the third gear, the bottom meshing of fourth runner has the fifth gear, and the left and right sides the fifth gear rotates through the pivot to be connected, and the pivot is connected with the inboard rotation of casing down.

Preferably, the third gear is fixedly connected with a first gear through a rotating shaft, the rotating shaft is rotatably connected with the inner side of the lower shell, the first gear is arranged on the inner side of one end of the lower shell, the front end of the first gear is slidably connected with the inner side of one end of the lower shell, and the rear end of the first gear is meshed with the rack.

Preferably, the number of the first gear, the third gear and the fifth gear is two, and the first gear, the third gear and the fifth gear are symmetrically distributed on the inner sides of the left end and the right end of the lower shell, and the diameters of the third gear and the fifth gear are the same.

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

1. the utility model discloses in, through the lining connecting rod that sets up, lifter plate, first gear and rack, can realize the adjustment to the lifter plate height to the realization plays the effect of being convenient for to take out to general case lid after the shaping, and at the rising in-process of lifter plate, the molding sand landing in the general case lid outside has increased the radiating rate of general case lid, and the rack of lifter plate both sides is synchronous simultaneously upwards lifts the lifter plate, makes the lifter plate can not take place the slope at the in-process that risees, has fine practicality.

2. The utility model discloses in, through the spring that sets up, the spacing groove, roof and stopper, can realize making casing and casing down accomplish whole alignment when the laminating, prevent casing and casing down because of not aligning and lead to the molten metal to pour into the condition that the position is not right, and can realize when the casing leaves the lower casing as last, under the effect of spring, roof up-motion, the roof will drop the ejecting spacing groove of impurity such as the molding sand of spacing inslot, thereby guarantee the cleanness of spacing inslot side, prevent that the spacing groove from being blockked up, the influence is gone up the alignment of casing and casing down, and the practicality is good.

Drawings

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

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

fig. 3 is a schematic view of the internal structure of the lower case of the present invention;

FIG. 4 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 5 is a schematic view of the structure of FIG. 2B according to the present invention;

fig. 6 is a schematic structural diagram of the point C in fig. 3 according to the present invention.

In the figure: 1-upper shell, 2-lower shell, 3-spring, 4-limiting block, 5-molding sand, 6-top plate, 7-limiting groove, 8-disappearing mould, 9-connecting rod, 10-handle, 11-first gear, 12-rack, 13-lifting plate, 14-third gear, 15-fourth gear and 16-fifth gear.

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.

Referring to fig. 1-6, the present invention provides a technical solution:

a disappearance mould for producing a general case cover comprises an upper shell 1 and a lower shell 2, the arrangement is used for pouring molten metal, the diameters of the openings of the upper shell 1 and the lower shell 2 are the same, the arrangement is used for aligning and fitting, the cross sections of the left end and the right end are arranged in a ladder shape, a limiting block 4 is fixedly connected to the bottom end of the upper shell 1, a limiting groove 7 is arranged on the inner side of the top end of the lower shell 2, the limiting groove 7 is clamped with the limiting block 4, a spring 3 is fixedly connected to the inner side of the bottom end of the limiting groove 7, a top plate 6 can move upwards under the action of the spring 3, the top plate 6 plays a role in ejecting impurities such as molding sand 5 falling into the limiting groove 7 out of the limiting groove 7, so that the inner side of the limiting groove 7 is ensured to be clean, the limiting groove 7 is prevented from being blocked, the top end of the spring 3 is fixedly connected with, and the quantity of spacing groove 7 is 2, and central symmetry is inboard at the top of casing 2 down, and the quantity of stopper 4 is 2, and central symmetry is in the bottom of last casing 1.

The inner side of the lower shell 2 is slidably connected with a lifting plate 13, the lifting plate 13 lifts a formed universal box cover in the rising process, a part of sand 5 slides to the periphery of the lifting plate 13, so that the effects of increasing the heat dissipation area and facilitating the taking out of the universal box cover are achieved, the bottom end of the lifting plate 13 is attached to the inner side of the bottom end of the lower shell 2, racks 12 are fixedly connected to the inner sides of the left end and the right end of the lifting plate 13, molding sand 5 is arranged on the inner side of the lower shell 2, a lost foam mold 8 is attached to the inner side of the molding sand 5 and arranged on the upper side of the lifting plate 13, a connecting rod 9 is rotatably connected to the inner side of the right end of the lower shell 2, a handle 10 is rotatably connected to the outer side of the right end of the connecting rod 9, the handle 10 is arranged on the right side of the lower shell 2, and a fourth rotating wheel 15, the right end of the fourth rotating wheel 15 positioned on the right side is fixedly connected with the left end of the connecting rod 9, the top end of the fourth rotating wheel 15 is meshed with a third gear 14, the bottom end of the fourth rotating wheel 15 is meshed with a fifth gear 16, the fifth gears 16 on the left side and the right side are rotatably connected through a rotating shaft, the rotating shaft is rotatably connected with the inner side of the lower shell 2, the third gear 14 is fixedly connected with a first gear 11 through the rotating shaft, the rotating shaft is rotatably connected with the inner side of the lower shell 2, the first gear 11 is arranged on the inner side of one end of the lower shell 2, the front end of the first gear 11 is slidably connected with the inner side of one end of the lower shell 2, the rear end of the first gear 11 is meshed with the rack 12, the first gear 11, the third gear 14 and the fifth gear 16 are two in number and symmetrically distributed on the inner sides of the left end and the right end of the lower shell 2, and the lifting plate 13 is lifted in the process, no tilting occurs and the diameters of the third gear 14 and the fifth gear 16 are of the same size.

The working process is as follows: before the utility model is used, the inner side of the lower shell 2 is provided with molding sand 5, the lost mold 8 is placed at the inner side of the lower shell 2, and the molding sand 5 is wrapped by the lost mold 8, wherein, the lifting plate 13 is jointed with the inner side of the bottom end of the lower shell 2, then, the bottom end of the upper shell 1 is slowly placed on the top end of the lower shell 2, in order to realize the alignment and the jointing of the upper shell 1 and the lower shell 2, the limit block 4 at the bottom end of the upper shell 1 is placed in the limit groove 7 in the lower shell 2, under the action of the pressure of the upper shell 1, the limit block 4 presses down the top plate 6, the upper shell 1 and the lower shell 2 realize the alignment and the block, wherein, when the upper shell 1 is separated from the lower shell 2, under the action of the spring 3, the top plate 6 can move upwards, the top plate 6 plays a role of ejecting out the limit groove 7 of impurities such as the molding sand 5, the upper shell 1 and the lower shell 2 are aligned and clamped, molten metal is poured into the upper shell 1 from the top end of the upper shell 1, then the evaporative mold 8 is evaporated, the general box cover is formed, the forming process belongs to the prior art, redundant explanation is not needed, in order to achieve convenient taking out and rapid heat dissipation of the general box cover, a handle 10 can be rotated, the handle 10 drives a connecting rod 9 to rotate, the connecting rod 9 drives a fourth gear 15 to rotate, the fourth gear 15 drives third gears 14 and fifth gears 16 on two sides to rotate, the fifth gear 16 drives a first gear 11 to rotate, the first gears 11 on the left side and the right side of a lifting plate 13 can drive the lifting plate 13 to ascend through a rack 12, so that the lifting plate 13 cannot incline in the ascending process, and in the ascending process of the lifting plate 13, can be with the lifting of fashioned general case lid, a part of mould sand 5 can the landing to lifter plate 13 around to play the effect that increases heat radiating area and the general case lid of being convenient for was taken out, take out the back with fashioned general case lid, lifter plate 13 gets back to under the effect of gravity in second casing 2.

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 general case lid production is with disappearance mould, includes casing and lower casing, its characterized in that: go up the casing and the opening diameter of casing is the same down, and the cross-section at both ends about is the echelonment setting, the bottom fixedly connected with stopper of going up the casing, the spacing groove has been seted up to the top inboard of casing down, and spacing groove and stopper looks block, the inboard fixedly connected with spring in bottom of spacing groove, the top fixedly connected with roof of spring, and the inboard sliding connection in bottom of roof and spacing groove, and the quantity of spacing groove is 2, and central symmetry is inboard in the top of casing down, and the quantity of stopper is 2, and central symmetry is in the bottom of last casing.

2. The disappearance mould for producing the general box cover according to claim 1 is characterized in that: the inboard sliding connection of casing has the lifter plate down, and the bottom of lifter plate and the bottom inboard laminating mutually of casing down, the lifter plate about the equal fixedly connected with rack in both ends inboard, the inboard of casing is provided with the molding sand down, the inboard laminating of molding sand has the disappearance mould, and the upside of disappearance mould setting at the lifter plate.

3. The disappearance mould for producing the general box cover according to claim 1 is characterized in that: the right-hand member inboard of casing has the connecting rod down, the right-hand member outside of connecting rod is rotated and is connected with the handle, and the handle setting is on the right side of casing down, both ends inboard all is rotated through the pivot and is connected with the fourth runner about casing down, and is located the right side the right-hand member of fourth runner and the left end fixed connection of connecting rod, the top meshing of fourth runner has the third gear, the bottom meshing of fourth runner has the fifth gear, and the left and right sides the fifth gear rotates through the pivot to be connected, and the pivot is rotated with the inboard of casing down and is connected.

4. The disappearance mould for producing the general box cover according to claim 3, wherein the disappearance mould comprises: the third gear is fixedly connected with a first gear through a rotating shaft, the rotating shaft is rotatably connected with the inner side of the lower shell, the first gear is arranged on the inner side of one end of the lower shell, the front end of the first gear is slidably connected with the inner side of one end of the lower shell, and the rear end of the first gear is meshed with the rack.

5. The disappearance mould for producing the general box cover according to claim 4, wherein the disappearance mould comprises: the number of the first gears, the third gears and the fifth gears is two, the first gears, the third gears and the fifth gears are symmetrically distributed on the inner sides of the left end and the right end of the lower shell, and the diameters of the third gears and the diameters of the fifth gears are the same.