CN215090548U

CN215090548U - Type auxiliary device moves back to clay sand molding machine

Info

Publication number: CN215090548U
Application number: CN202121259517.4U
Authority: CN
Inventors: 赵喜才
Original assignee: Changzhou Qiaojie Casting Equipment Co ltd
Current assignee: Changzhou Qiaojie Casting Equipment Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-12-10
Anticipated expiration: 2031-06-07

Abstract

The utility model discloses a clay sand molding machine moves back type auxiliary device, its technical scheme main points are: the machine main body comprises an extrusion sand shooting box, an upper workbench, an extrusion sand shooting box guide post, an upper molding chamber, a lower sand mold, a lower molding chamber, a box assembling oil cylinder, an extrusion sand shooting box oil cylinder, a piston rod, an upper sand mold and a working table; the utility model discloses a squeeze sand box hydro-cylinder and drive the extrusion and penetrate the sand box down, back pressure valve is opened to the mould assembling hydro-cylinder simultaneously, hold in the palm to the pressure of setting up sand mould and supplementary pressure that moves back the mould hydro-cylinder and release and go up the sand mould and descend together, go up the sand mould and penetrate the sand box by the extrusion and release the molding chamber downwards, because of the effect that has the downward promotion of auxiliary cylinder, the sand mould can not be because of moving back too big extrusion deformation fracture of type power about going up, and protect the machine main part simultaneously, the stability and the security of its structure when the function have been promoted.

Description

Type auxiliary device moves back to clay sand molding machine

Technical Field

The utility model relates to a clay sand molding technical field, concretely relates to clay sand molding machine moves back type auxiliary device.

Background

At present, clay sand automatic molding technology appears for decades, under the guidance of continuously improved requirements of users, with the development and progress of technology and continuous innovation of manufacturers, various main machines and production lines with various characteristics appear, KW lines and Di sand lines which are widely used at home and abroad are typical representatives of the KW lines and the Di sand lines, and New east lines, vertical parting molding machines in various molding machines have the characteristics of no sand box and high molding efficiency, various horizontal parting box-free (slip-box) molding machines have the advantages of simple structure, wide adaptability and long production efficiency, and particularly, vertical sand shooting slip-box/slip-box molding technology developed at home in nearly two years solves the problems of low mold back compactness and low casting yield which are easily caused by horizontal sand shooting molding, and further expands the application range of the box-free sand shooting molding.

But in the in-service use process, the too big and condition that leads to the sand mould to break of pressure appears easily, and then influences the quality of product, because the device can produce stronger impact force to ground at the operation in-process, some places lack the circumstances that effective safeguard measure appears place and equipment all receiving the damage very easily, are unfavorable for carrying out long-time use to the influence that leads to the fact the device self can and then reduce its life, promote the cost of maintaining and maintaining.

SUMMERY OF THE UTILITY MODEL

To the problem of mentioning in the background art, the utility model aims at providing a clay sand molding machine moves back type auxiliary device to some places that mention in the solution background art lack effective safeguard measure and all receive the condition of damaging in place and equipment very easily, are unfavorable for carrying out long-time use, and can and then reduce its life to the influence that device self caused, promote the problem of maintaining and maintenance cost.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a mold withdrawing auxiliary device of a clay sand molding machine comprises a supporting operation framework, a machine main body and auxiliary equipment, wherein the machine main body is movably arranged in the supporting operation framework, the auxiliary equipment is movably arranged on one side of the machine main body, the bottom of the auxiliary equipment is movably arranged at the joint of the supporting operation framework and the machine main body, the machine main body comprises an extrusion sand shooting box, an upper workbench, an extrusion sand shooting box guide post, an upper molding chamber, a lower molding chamber, a box assembling oil cylinder, an extrusion sand shooting box oil cylinder, a piston rod, an upper molding mold and a movable workbench, auxiliary withdrawing oil cylinders are arranged on two sides of the extrusion sand shooting box, one end of each auxiliary withdrawing oil cylinder penetrates through the upper workbench and is lapped on the upper surface of the lower molding chamber, one end of the piston rod is movably arranged in the auxiliary withdrawing oil cylinder, the extrusion sand shooting box guide post is fixedly arranged on the outer wall of the extrusion sand shooting box, the mould assembling device comprises a mould assembling cylinder, an upper mould, a lower mould, a movable workbench, a lower mould, an upper mould, a lower mould, a mould pressing cylinder and a mould pressing cylinder, wherein the other end of the mould pressing cylinder guide post is slidably connected inside the upper workbench, the upper mould pressing cylinder is fixedly installed at the bottom of the upper workbench, the upper mould pressing cylinder is inside the upper mould pressing chamber, the lower mould pressing cylinder is inside the lower mould pressing chamber, the top of the lower mould pressing cylinder is movably connected with the bottom of the upper mould pressing cylinder, the movable workbench is fixedly installed at the bottom of the lower mould pressing chamber, the lower mould pressing cylinder is inside the lower mould pressing chamber, the top of the lower mould pressing cylinder is movably connected with the bottom of the upper mould pressing cylinder, and the movable workbench is fixedly installed at the bottom of the lower mould pressing cylinder.

By adopting the technical scheme, the upper molding chamber is driven by the extrusion sand shooting box oil cylinder to move downwards, the lower molding chamber and the lower sand mold are driven by the box assembling oil cylinder to move upwards to connect with the sand mold, and finally the lower molding chamber is jacked back by the auxiliary withdrawing oil cylinder, so that the cracking of the inner sand mold is avoided.

Preferably, the supporting operation framework comprises a top mounting and connecting platform and a bottom supporting platform, a supporting and protecting frame is arranged at the bottom of the top mounting and connecting platform, a clamping and connecting plate is arranged between the supporting and protecting frame and the top mounting and connecting platform, and the top of the bottom supporting platform is movably connected with the bottom of the top mounting and connecting platform.

Through adopting above-mentioned technical scheme, top installation connection platform is used for providing mounting platform for supplementary type hydro-cylinder that moves back and extrusion shooting case guide pillar.

Preferably, the auxiliary equipment comprises a control rotating rod, a fixed frame, an adjusting chassis and a bearing platform, wherein one end of the control rotating rod is fixedly connected inside the fixed frame, the bottom of the fixed frame is fixedly connected to the top of the adjusting chassis, and the bottom of the bearing platform is movably connected to the top of the adjusting chassis.

Through adopting above-mentioned technical scheme, auxiliary assembly has the control bull stick to control, drives and adjusts chassis and load-bearing platform and come the cooperation lower molding room to operate.

Preferably, a workbench guide post is arranged at a corner of the upper workbench, and the extrusion sand-shooting box is fixedly connected with the workbench guide post through an overground workbench.

By adopting the technical scheme, the moving direction and the moving track of the upper molding chamber, the lower sand mold and the lower molding chamber are determined by the guide pillar of the extrusion sand shooting box.

Preferably, a sealing device is arranged at the joint of the upper workbench and the machine main body, and the outer wall of the sealing device is connected to the inner wall of the upper workbench in a sliding manner.

Through adopting above-mentioned technical scheme, sealing device carries out sealed fastening to the junction of extrusion moulding sand box and last workstation and handles, hoisting device's stability and security.

Preferably, one end of the extrusion sand shooting box guide pillar is movably connected inside the bottom supporting platform, and the bottom supporting platform is movably connected with the upper workbench through the arranged extrusion sand shooting box guide pillar.

Through adopting above-mentioned technical scheme, bottom sprag platform provides stable support base for whole device to reduce the range of rocking of this device in the operation.

To sum up, the utility model discloses mainly have following beneficial effect:

the upper sand mould and the lower sand mould are separately controlled by an extrusion sand shooting box oil cylinder and a mould assembling oil cylinder, firstly, a low pressure is introduced into an auxiliary withdrawing oil cylinder to eject a piston rod, meanwhile, the mould assembling oil cylinder drives a lower moulding chamber to move upwards, when the top of the lower moulding chamber is contacted with the piston rod of the auxiliary withdrawing oil cylinder, the lower moulding chamber moves upwards continuously to eject the piston rod back, when the lower moulding chamber is lifted to a proper position, an adjusted pressure is introduced into the auxiliary withdrawing oil cylinder, the piston rod extends out to eject the lower moulding chamber back, simultaneously, the extrusion sand box oil cylinder drives an extrusion sand box to press the lower moulding chamber downwards, thereby preventing the sand mould inside the lower sand mould from being damaged or cracked, effectively ensuring that the quality of products meets the requirements, because the upper sand mould and the lower sand mould combining surfaces are required to be tightly jointed during mould withdrawing, the lower sand mould withdrawing surfaces cannot be pressed and damaged due to overlarge pressure during mould withdrawing, the auxiliary withdrawing oil cylinder applies a proper force to help push the lower molding and the lower sand mold to move downwards, so that the shape-maintaining sand mold is intact, and the molding surface is tightly attached.

Drawings

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

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

fig. 3 is a structural schematic diagram of the upper half part of the support operation framework of the invention;

fig. 4 is a schematic structural diagram of a lower half part of the support operation framework of the present invention;

fig. 5 is a schematic structural diagram of the auxiliary device of the present invention.

Reference numerals: 1. supporting the operation framework; 2. a machine main body; 3. an auxiliary device;

11. the top is provided with a connecting table; 12. supporting a protective frame; 13. a clamping and connecting plate; 15. an auxiliary support; 17. a bottom support platform;

21. squeezing a sand injection box; 22. auxiliary withdrawing oil cylinder; 23. an upper working table; 24. extruding a sand shooting box guide pillar; 25. an upper molding chamber; 26. a sand mold is put; 27. a lower molding chamber; 28. a worktable guide post; 29. a mould assembling oil cylinder; 210. an oil cylinder of the extrusion sand shooting box; 211. a piston rod; 212. putting a sand mold; 213. a movable working table; 31. controlling the rotating rod; 32. a fixed frame; 33. a load-bearing platform; 34. the chassis is adjusted.

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. 1-5, a clay sand molding machine demolding auxiliary device includes a supporting operation framework 1, a machine main body 2 is movably installed inside the supporting operation framework 1, the machine main body 2 is provided with an upper part and a lower part, one side of the machine main body 2 is provided with an auxiliary device 3, and one end of the auxiliary device 3 is movably connected to a joint of the machine main body 2 and the supporting operation framework 1.

Referring to fig. 1 and 2, a squeeze flask 21 is provided at the top of a machine body 2, auxiliary demolding cylinders 22 are fixedly installed at both sides of the squeeze flask 21, squeeze flask guide posts 24 are provided at the other both sides of the squeeze flask 21, an upper table 23 is provided at the bottom of the squeeze flask 21, one end of the squeeze flask guide post 24 is slidably connected to the inside of the upper table 23, a squeeze flask cylinder 210 is fixedly installed inside the upper table 23, the top of the squeeze flask cylinder 210 is fixedly connected to the outer wall of the squeeze flask 21, table guide posts 28 are provided at four corners of the upper table 23, the table guide posts 28 and the upper table 23 are fixedly connected, an upper molding chamber 25 is provided at the bottom of the upper table 23, an upper sand mold 212 is provided inside the upper molding chamber 25, the squeeze flask cylinder 210 cooperates the lower molding chamber 27 with the upper molding chamber 25 at the bottom by driving the squeeze flask 21 and the upper table 23, the bottom of the machine main body 2 is provided with a lower molding chamber 27, the lower molding chamber 27 is internally provided with a lower sand mold 26, a workbench guide post 28 penetrates through the lower molding chamber 27, the bottom of the lower molding chamber 27 is provided with a movable workbench 213, the lower molding chamber 27 moves along the workbench guide post 28 to enable raw materials to finish clay sand molding in the lower molding chamber 27 and the upper molding chamber 25, the lower sand mold 26 is positioned right above the lower molding chamber 27, the bottom of the lower molding chamber 27 is provided with a box assembling cylinder 29, the box assembling cylinder 29 pushes the lower molding chamber 27 to move upwards along the workbench guide post 28, the squeeze sand box 21 and the upper molding chamber 25 are positioned at the upper half part of the machine main body 2, the lower sand mold 26, the lower molding chamber 27 and the box assembling cylinder 29 are positioned at the lower half part of the machine main body 2, the bottom of the auxiliary withdrawing cylinder 22 is provided with a piston rod 211, one end of the piston rod 211 penetrates through the upper workbench 23 to be lapped on the upper surface of the lower molding chamber 27, when in use, firstly, a low pressure is injected into the auxiliary withdrawing cylinder 22 to push the piston rod 211 to the surface of the lower molding chamber 27, and then, the adjusted pressure is injected into the auxiliary withdrawing cylinder 22 to push the lower molding chamber 27 out by using the piston rod 211.

Referring to fig. 1, 3 and 4, the supporting and operating structure 1 is provided with two parts, which are respectively located at the top and the bottom of the machine main body 2, wherein a top mounting connection table 11 is mounted at the top of the machine main body 2, a supporting and protecting frame 12 is arranged between the inner wall of the top mounting connection table 11 and the outer wall of the squeeze injection sand box 21, the inner wall of the supporting and protecting frame 12 is fixedly connected to the outer wall of the squeeze injection sand box 21, a clamping plate 13 is arranged between the supporting and protecting frame 12 and the top mounting connection table 11, a bottom supporting platform 17 is mounted at the bottom of the machine main body 2, and one end of a squeeze injection sand box guide post 24 is movably connected inside the bottom supporting platform 17.

Referring to fig. 1 and 5, a bearing platform 33 is disposed at the bottom of the lower molding chamber 27, an auxiliary device 3 is disposed at one side of the lower molding chamber 27, an adjusting chassis 34 is disposed between the auxiliary device 3 and the bearing platform 33, the bottom of the adjusting chassis 34 is movably connected to the upper surface of the bottom supporting platform 17, a fixing frame 32 is disposed at one side of the adjusting chassis 34, one end of the fixing frame 32 is slidably connected to the inside of the fixing frame 32 of the workbench guide post 28, and a control rotating rod 31 is disposed inside the lower molding chamber 27 and the bottom supporting platform 17, and an auxiliary support 15 is disposed between the lower molding chamber 27 and the bottom supporting platform 17.

Referring to fig. 1 and 4, a lower squeeze flask is provided under the lower molding chamber 27, the bottom of the lower squeeze flask is slidably coupled to the bottom of the lower molding chamber 27, and a mold assembling cylinder 29 is fixedly installed inside the bottom support platform 17.

The working principle is as follows: the raw materials are simultaneously fed into the extrusion sand injecting box 21 and the lower extrusion sand injecting box for extrusion molding, after the molding is finished, the lower molding chamber 27 and the lower sand mold 26 are driven by the box assembling oil cylinder 29 to move upwards to receive the sand mold, a certain pressure is injected into the auxiliary stripping oil cylinder 22 to push the piston rod 211 downwards until contacting the upper surface of the lower molding chamber 27, the piston rod 211 of the auxiliary stripping oil cylinder 22 is supported upwards together when the upper end surface of the lower molding chamber 27 contacts the piston rod 211 of the auxiliary stripping oil cylinder 22, the rod cavity in the auxiliary stripping oil cylinder 22 is filled with a set auxiliary stripping pressure when the lower sand mold 26 contacts the upper sand mold 212 of the upper molding chamber 25, the piston rod 211 downwards slowly pushes the lower molding chamber 27, meanwhile, the extrusion sand injecting box cylinder 210 drives the extrusion sand injecting box 21 to move downwards, the box assembling oil cylinder 29 opens a back pressure valve, the pressure supporting the pressure pushed by the lower sand mold 26 and the auxiliary stripping oil cylinder 22 to descend together with the lower sand mold 26 at the set pressure, the upper sand mold 212 is pushed downward out of the upper molding chamber 25 by the squeeze cope flask 21, and the upper and lower sand molds 26 are not crushed and cracked by an excessive mold-releasing force because of the downward pushing action of the auxiliary mold-releasing cylinder 22.

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. A clay sand molding machine retreating auxiliary device comprises a supporting operation framework (1), a machine main body (2) and an auxiliary device (3), wherein the machine main body (2) is movably installed inside the supporting operation framework (1), the auxiliary device (3) is movably installed on one side of the machine main body (2), the bottom of the auxiliary device (3) is movably installed at the joint of the supporting operation framework (1) and the machine main body (2), and the clay sand molding machine retreating auxiliary device is characterized in that: the machine main body (2) comprises an extrusion sand shooting box (21), an upper workbench (23), an extrusion sand shooting box guide post (24), an upper molding chamber (25), a lower sand mold (26), a lower molding chamber (27), a box assembling oil cylinder (29), an extrusion sand shooting box oil cylinder (210), a piston rod (211), an upper sand mold (212) and a movable workbench (213), wherein auxiliary retreating oil cylinders (22) are arranged on two sides of the extrusion sand shooting box (21), one end of each auxiliary retreating oil cylinder (22) penetrates through the upper workbench (23) to be lapped on the upper surface of the lower molding chamber (27), one end of each piston rod (211) is movably arranged inside the auxiliary retreating oil cylinder (22), the extrusion sand shooting box guide post (24) is fixedly arranged on the outer wall of the extrusion sand shooting box (21), the other end of the extrusion sand shooting box guide post (24) is connected inside the upper workbench (23) in a sliding mode, go up molding chamber (25) fixed mounting in the bottom of last workstation (23), go up sand mould (212) in the inside of last molding chamber (25), sand mould (26) are in the inside of molding chamber (27) down, swing joint between the top of molding chamber (27) and the bottom of last molding chamber (25) down, move workstation (213) fixed mounting in the bottom of molding chamber (27) down, mould assembling cylinder (29) fixed mounting is in the bottom of molding chamber (27) down.

2. The clay sand molding machine demolding auxiliary device as claimed in claim 1, wherein: support operation framework (1) and include top erection joint platform (11) and bottom sprag platform (17), the bottom of top erection joint platform (11) is provided with supports protecting frame (12), be provided with joint board (13) between support protecting frame (12) and top erection joint platform (11), swing joint between the top of bottom sprag platform (17) and the bottom of top erection joint platform (11).

3. The clay sand molding machine demolding auxiliary device as claimed in claim 2, wherein: auxiliary assembly (3) are including control bull stick (31), fixed frame (32), regulation chassis (34) and load-bearing platform (33), the one end fixed connection of control bull stick (31) is in the inside of fixed frame (32), the bottom fixed connection of fixed frame (32) is at the top of adjusting chassis (34), the bottom swing joint of load-bearing platform (33) is at the top of adjusting chassis (34).

4. The clay sand molding machine demolding auxiliary device as claimed in claim 3, wherein: and a workbench guide post (28) is arranged at the corner of the upper workbench (23), and one end of the workbench guide post (28) is fixedly connected inside the upper workbench (23).

5. The clay sand molding machine demolding auxiliary device as claimed in claim 4, wherein: an auxiliary support (15) is arranged at the top of the bottom supporting platform (17), and one side of the auxiliary support (15) is movably connected to the outer wall of the lower modeling chamber (27).

6. The clay sand molding machine demolding auxiliary device as claimed in claim 5, wherein: one end of the workbench guide post (28) is fixedly connected inside the bottom supporting platform (17), and the bottom supporting platform (17) is fixedly connected with the upper workbench (23) through the arranged workbench guide post (28).