CN212526013U

CN212526013U - Lever type cantilever low-pressure casting machine

Info

Publication number: CN212526013U
Application number: CN202020924398.9U
Authority: CN
Inventors: 王娜
Original assignee: Jiangsu Tianding Precision Machinery Co ltd
Current assignee: Jiangsu Tianding Precision Machinery Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-02-12
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a lever type cantilever low-pressure casting machine, which comprises a bottom plate, a template lifting device, a positioning and fixing device and a rotating device; a bottom plate: the heat preservation furnace is fixed on the ground through expansion bolts, a support is arranged in the middle of the top end of the heat preservation furnace, a cantilever is arranged on the support and is rotatably connected with the support, two heat preservation furnaces are arranged on the bottom plate and are symmetrically fixed on two sides of the support, an air inlet pipe and an air outlet pipe are communicated with the side surfaces of the heat preservation furnaces, and a fixed template is arranged at the top end of the heat preservation furnaces; template elevating gear: two groups of template lifting devices are arranged and respectively correspond to the positions of the two fixed templates, the two groups of template lifting devices are symmetrically arranged at two ends of the cantilever, and the bottom ends of the two groups of template lifting devices are provided with movable templates; positioning and fixing device: is arranged at the top end of the holding furnace; a rotating device: fixed on the side of the pillar and connected with the cantilever; the low-pressure casting machine has large working space, is convenient for core setting and taking, and is convenient for charging and slagging-off of the holding furnace.

Description

Lever type cantilever low-pressure casting machine

Technical Field

The utility model relates to a low pressure casting machine technical field specifically is a lever cantilever low pressure casting machine.

Background

The low-pressure casting machine is a general device for low-pressure casting of aluminum alloy, can be widely applied to the production of aluminum alloy castings in the industries of automobiles, motorcycles, instruments, textile machinery and aerospace, has good compactness of the castings produced by the method, good mechanical performance, stable production process and high automation degree, is particularly suitable for casting of pressure vessels, adopts a top-mounted structure for most of the traditional low-pressure casting machines, and has the defects of core setting, part taking, loading and slag removal due to narrow space at the position of a holding furnace when the traditional low-pressure casting machine is used.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a lever cantilever low pressure casting machine, this low pressure casting machine's workspace is big, conveniently down the core and get a piece, make things convenient for charging and taking off the sediment of heat preservation stove, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lever type cantilever low-pressure casting machine comprises a bottom plate, a template lifting device, a positioning and fixing device and a rotating device;

a bottom plate: the heat preservation furnace is fixed on the ground through expansion bolts, a support is arranged in the middle of the top end of the heat preservation furnace, a cantilever is arranged on the support and is rotatably connected with the support, two heat preservation furnaces are arranged on the bottom plate and are symmetrically fixed on two sides of the support, an air inlet pipe and an air outlet pipe are communicated with the side surfaces of the heat preservation furnaces, and a fixed template is arranged at the top end of the heat preservation furnaces;

template elevating gear: two groups of template lifting devices are arranged and respectively correspond to the positions of the two fixed templates, the two groups of template lifting devices are symmetrically arranged at two ends of the cantilever, and the bottom ends of the two groups of template lifting devices are provided with movable templates;

positioning and fixing device: is arranged at the top end of the holding furnace;

a rotating device: fixed on the side of the pillar and connected with the cantilever;

wherein: the support is characterized by further comprising a single chip microcomputer, wherein the single chip microcomputer is fixed on the side face of the support, and the input end of the single chip microcomputer is electrically connected with the output end of an external power supply.

Further, template elevating gear includes roof, guide bar, electricity jar, mount pad and template seat, the mount pad is installed on the cantilever, and electricity jar is installed on its top, the roof is installed on the output shaft of electricity jar, and its bottom array is equipped with four guide bars, sliding connection about guide bar and the mount pad, template seat are installed to its bottom, the movable mould board is fixed in the bottom of template seat, and the output of singlechip is connected to the input electricity of electricity jar, and template elevating gear can drive the movable mould board and go up and down, makes things convenient for the die sinking and closes the mould.

Further, still include the locking hole, the side at the cantilever is evenly seted up in the locking hole, cantilever and mount pad horizontal sliding connection, it passes through bolted connection with the mount pad, sets up the locking hole, is convenient for adjust template elevating gear's position.

Further, location fixing device includes positioning pin axle, electric putter, infrared positioning appearance and the type of falling U frame, the type of falling U frame is equipped with two sets ofly, and the symmetry is fixed on the top of heat preservation stove, and its inner wall is equipped with the crossbeam, electric putter fixes on the crossbeam of keeping away from the pillar, and its top is connected with positioning pin axle, the bottom of cantilever is equipped with the round pin shaft hole that corresponds with positioning pin axle, and positioning pin axle and round pin shaft hole peg graft the cooperation, infrared positioning appearance fixes on the crossbeam that is close to the pillar, and the input of singlechip is connected to its output electricity, and the output of singlechip is connected to electric putter's input electricity, sets up the position that positioning fixing device can avoid movable mould board and fixed die plate.

Further, rotary device includes rotary drum, ring gear, gear and servo motor, the rotary drum rotates to be connected in the side of pillar, and its side-mounting has the ring gear, and its top is connected with the cantilever through two deep floor, the side of pillar is equipped with U type motor cabinet, servo motor installs in U type motor cabinet, installs the gear on its output shaft, gear and ring gear intermeshing, the output of singlechip is connected to servo motor's input electricity, and rotary device can be with the rotatory certain angle of cantilever, conveniently lower core and get the piece.

Compared with the prior art, the beneficial effects of the utility model are that: the lever type cantilever low-pressure casting machine has the following advantages:

the lever type cantilever low-pressure casting machine adopts a lever type cantilever structure, two workpieces can be cast simultaneously, the holding furnace is positioned at the positions of two sides of the pillar, the working space is large, the template lifting device can be driven to rotate by a certain angle by rotating the cantilever, so that the template lifting device is away from the top end of the holding furnace, the working space is greatly improved, large-sized workpieces can be taken out conveniently, and meanwhile, slagging-off and charging for the holding furnace are facilitated.

Drawings

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

fig. 2 is a schematic view of the front view structure of the present invention.

In the figure: 1 single chip microcomputer, 2 bottom plates, 3 heat preservation furnaces, 4 template lifting devices, 41 top plates, 42 guide rods, 43 electric cylinders, 44 installation bases, 45 template bases, 5 positioning and fixing devices, 51 positioning pin shafts, 52 electric push rods, 53 infrared positioning instruments, 54 inverted-U-shaped frames, 6 rotating devices, 61 rotating cylinders, 62 gear rings, 63 gears, 64 servo motors, 7 cantilevers, 8 reinforcing rib plates, 9 locking holes, 10 fixed templates, 11 movable templates, 12 air inlet pipes, 13 air outlet pipes, 14U-shaped motor bases and 15 supporting columns.

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. 1-2, the present invention provides a technical solution: a lever type cantilever low-pressure casting machine comprises a bottom plate 2, a template lifting device 4, a positioning and fixing device 5 and a rotating device 6;

a bottom plate 2: the bottom plate 2 can keep the stability of the low-pressure casting machine and is convenient for fixing the holding furnace 3 by fixing the expansion bolts on the ground, a support column 15 is arranged in the middle of the top end of the bottom plate 2, a cantilever 7 is arranged on the support column 15, the cantilever 7 is rotatably connected with the support column 15 and can rotate under the action of a rotating device 6, two holding furnaces 3 are arranged on the bottom plate 2, the two holding furnaces 3 are symmetrically fixed on two sides of the support column 15, the side surfaces of the holding furnaces 3 are communicated with an air inlet pipe 12 and an air outlet pipe 13, and a fixed template 10 is arranged at;

template lifting device 4: two groups of template lifting devices 4 are symmetrically arranged at two ends of a cantilever 7, a movable template 11 is arranged at the bottom end of the cantilever, the template lifting devices 4 are used for driving the movable template 11 to move up and down to realize the processes of closing and opening the mold, the template lifting devices 4 comprise a top plate 41, guide rods 42, an electric cylinder 43, a mounting seat 44 and a template seat 45, the mounting seat 44 is arranged on the cantilever 7, the top end of the mounting seat is provided with the electric cylinder 43, the top plate 41 is arranged on an output shaft of the electric cylinder 43, four guide rods 42 are arranged at the bottom end of the electric cylinder 43 in an array manner, the guide rods 42 are in up-and-down sliding connection with the mounting seat 44, the template seat 45 is arranged at the bottom end of the movable template seat 45, the movable template 11 is fixed at the bottom end of the template seat 45, when in operation, the output shaft of the electric cylinder 43 drives the top plate 41 to descend to drive, the locking device is characterized by further comprising locking holes 9, the locking holes 9 are uniformly formed in the side face of the cantilever 7, the cantilever 7 is connected with the mounting seat 44 in a left-right sliding mode and is connected with the mounting seat 44 through bolts, the locking holes 9 are formed in the cantilever 7, and the cantilever 7 is connected with the mounting seat 44 in a sliding mode, so that the position of the mounting seat 44 can be changed conveniently, and mounting is facilitated;

positioning and fixing device 5: is arranged at the top end of the heat preservation furnace 3 and is used for positioning the position of the cantilever 7 and simply supporting and fixing the cantilever 7, the positioning and fixing device 5 comprises a positioning pin shaft 51, an electric push rod 52, an infrared positioning instrument 53 and an inverted U-shaped frame 54, two groups of inverted U-shaped frames 54 are arranged and symmetrically fixed at the top end of the heat preservation furnace 3, the inner wall of the bracket is provided with a beam, an electric push rod 52 is fixed on the beam far away from the pillar 15, the top end of the bracket is connected with a positioning pin shaft 51, the bottom end of the cantilever 7 is provided with a pin shaft hole corresponding to the positioning pin shaft 51, the positioning pin shaft 51 is in inserted fit with the pin shaft hole, an infrared locator 53 is fixed on the beam near the pillar 15, during working, the position of the cantilever 7 is positioned by the infrared locator 53, then the output shaft of the electric push rod 52 drives the positioning pin shaft 51 to ascend, and the positioning pin shaft is inserted into the pin shaft hole to fix the cantilever 7;

the rotating device 6: the rotary device 6 comprises a rotary drum 61, a gear ring 62, a gear 63 and a servo motor 64, wherein the rotary drum 61 is rotatably connected to the side surface of the support column 15, the gear ring 62 is mounted on the side surface of the rotary drum, the top end of the rotary drum is connected with the cantilever 7 through two reinforcing rib plates 8, a U-shaped motor base 14 is arranged on the side surface of the support column 15, the servo motor 64 is mounted in the U-shaped motor base 14, the gear 63 is mounted on an output shaft of the servo motor 64, the gear 63 is meshed with the gear ring 62, and when the rotary device works, the output shaft of the servo motor 64 drives the gear 63 to rotate, so that the gear ring 62 and the rotary drum 61 are driven to rotate, and the cantilever 7 is driven to rotate;

wherein: the device also comprises a single chip microcomputer 1, wherein the single chip microcomputer 1 is fixed on the side surface of the support column 15, the input end of the single chip microcomputer 1 is electrically connected with an external power supply and the output end of the infrared positioning instrument 53, and the output end of the single chip microcomputer 1 is electrically connected with the input ends of the electric cylinder 43, the electric push rod 52 and the servo motor 64.

When in use: the output shaft of the electric cylinder 43 drives the top plate 41 to descend, and then drives the four guide rods 42 to slide downwards along the mounting seat 44, and further drives the template seat 45 at the bottom end and the movable template 11 to move downwards, the movable template 11 and the fixed template 10 are closed, gas is injected into the heat preservation furnace 3 from the gas inlet pipe, after a workpiece is formed, gas is discharged from the gas outlet pipe 13, then the output shaft of the servo motor 64 drives the gear 63 to rotate, and further drives the gear ring 62 and the rotary drum 61 to rotate, and further drives the cantilever 7 to rotate by a certain angle, and the workpiece is taken down.

It should be noted that the specific model of the single chip microcomputer 1 disclosed in this embodiment is STM32F103VET6, the preferred model of the infrared locator 53 is SU6501-FS/C12, the preferred model of the electric cylinder 43 is HHM801, the preferred model of the electric push rod 52 is DYTZ-1750-.

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 lever type cantilever low-pressure casting machine is characterized in that: comprises a bottom plate (2), a template lifting device (4), a positioning and fixing device (5) and a rotating device (6);

base plate (2): the heat preservation furnace is fixed on the ground through expansion bolts, a support column (15) is installed in the middle of the top end of the heat preservation furnace, a cantilever (7) is installed on the support column (15), the cantilever (7) is rotatably connected with the support column (15), two heat preservation furnaces (3) are installed on the bottom plate (2), the two heat preservation furnaces (3) are symmetrically fixed on two sides of the support column (15), the side surfaces of the heat preservation furnaces (3) are communicated with an air inlet pipe (12) and an air outlet pipe (13), and a fixed die plate (10) is arranged at the top end of;

template lifting device (4): two groups of template lifting devices (4) are symmetrically arranged at two ends of the cantilever (7), and the bottom end of each template lifting device is provided with a movable template (11);

positioning and fixing device (5): is arranged at the top end of the heat preservation furnace (3);

rotating device (6): is fixed on the side surface of the pillar (15) and is connected with the cantilever (7);

wherein: the power supply is characterized by further comprising a single chip microcomputer (1), wherein the single chip microcomputer (1) is fixed on the side face of the support column (15), and the input end of the single chip microcomputer (1) is electrically connected with the output end of an external power supply.

2. A lever type cantilever low pressure casting machine as claimed in claim 1, wherein: template elevating gear (4) include roof (41), guide bar (42), electric jar (43), mount pad (44) and template seat (45), install on cantilever (7) mount pad (44), electric jar (43) are installed on its top, install on the output shaft of electric jar (43) roof (41), its bottom array is equipped with four guide bar (42), sliding connection about guide bar (42) and mount pad (44), template seat (45) are installed to its bottom, movable mould board (11) are fixed in the bottom of template seat (45), and the output of singlechip (1) is connected to the input electricity of electric jar (43).

3. A lever type cantilever low pressure casting machine as claimed in claim 2, wherein: still include locking hole (9), evenly set up in the side of cantilever (7) in locking hole (9), cantilever (7) and mount pad (44) horizontal sliding connection, it passes through bolted connection with mount pad (44).

4. A lever type cantilever low pressure casting machine as claimed in claim 1, wherein: location fixing device (5) include locating pin axle (51), electric putter (52), infrared positioning appearance (53) and fall U type frame (54), it is equipped with two sets ofly to fall U type frame (54), and the symmetry fixes the top at holding furnace (3), and its inner wall is equipped with the crossbeam, electric putter (52) are fixed on the crossbeam of keeping away from pillar (15), and its top is connected with locating pin axle (51), the bottom of cantilever (7) is equipped with the round pin shaft hole that corresponds with locating pin axle (51), and locating pin axle (51) and round pin shaft hole are pegged graft the cooperation, infrared positioning appearance (53) are fixed on the crossbeam that is close to pillar (15), and the input of singlechip (1) is connected to its output electricity, and the output of singlechip (1) is connected to the input electricity of electric putter (52).

5. A lever type cantilever low pressure casting machine as claimed in claim 1, wherein: rotary device (6) include rotary drum (61), ring gear (62), gear (63) and servo motor (64), rotary drum (61) rotate and connect the side at pillar (15), and its side-mounting has ring gear (62), and its top is connected with cantilever (7) through two deep floor (8), the side of pillar (15) is equipped with U type motor cabinet (14), install in U type motor cabinet (14) servo motor (64), installs gear (63) on its output shaft, gear (63) and ring gear (62) intermeshing, the output of singlechip (1) is connected to the input electricity of servo motor (64).