CN218906062U

CN218906062U - Resin sand casting extrusion device

Info

Publication number: CN218906062U
Application number: CN202222938522.9U
Authority: CN
Inventors: 陈志丹; 柯尊锡; 叶弘欣; 钱峰
Original assignee: Suzhou Torin Machinery Casting Co ltd
Current assignee: Suzhou Torin Machinery Casting Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-04-25
Anticipated expiration: 2032-11-04

Abstract

The utility model discloses a resin sand casting extrusion device, which relates to the technical field of extrusion devices and comprises a base, an extrusion assembly, an upper die assembly, a lower die assembly and a positioning assembly; and (2) base: the upper end is provided with a mounting groove; and (3) an upper die assembly: the device is arranged on the upper side of the base; the lower die assembly comprises: the device is arranged in the middle of the base; positioning assembly: four corners of the upper end of the fixing plate are arranged in the upper die assembly; extrusion assembly: contain dead lever, lifter plate, threaded rod, gear one, backup pad and gear two, two dead levers of base upper end left side fixedly connected with, the upper end left side fixedly connected with backup pad of base, gear one's rear end meshing is connected with gear two, and the dead lever prevents that the lifter plate from rotating, and gear one and gear two meshing transmission drive threaded rod rotate, and the backup pad is used for supporting the threaded rod, and the threaded rod makes the lifter plate reciprocate, and the lifter plate is used for driving the lifter plate and reciprocates, finally reaches the purpose that the mould subassembly goes up and down in the control.

Description

Resin sand casting extrusion device

Technical Field

The utility model relates to the technical field of extrusion devices, in particular to a resin sand casting extrusion device.

Background

Sand casting is a casting process that produces castings in sand molds. Steel, iron and most nonferrous alloy castings are obtained by sand casting methods. Because the molding materials used for sand casting are cheap and easy to obtain, the casting mold is simple and convenient to manufacture, and is suitable for single-piece production, batch production and mass production of castings, and is a basic process in casting production for a long time. In order to make the manufactured sand mold and core have certain strength, the sand mold and the core are not deformed or damaged during carrying, shaping and pouring liquid metal, a molding sand binder is generally added in casting, and loose sand grains are bonded together to form molding sand. The binders used for the chemically hardened molding sand which are commonly used at present are synthetic resin, water glass and the like. The casting surface produced by the resin sand molding process has clear and smooth contour, high geometric precision and high dimensional precision; the production process is simple and easy to control, and is accepted and applied by casting enterprises more and more. The advanced process of resin sand is greatly popularized along with the continuous improvement of the quality requirements of mechanical products, including the improvement of the quality requirements of materials and dimensional accuracy, especially the improvement of the surface quality requirements.

Most of the prior art adopts manual die assembly, so that the production efficiency is low, manual positioning is required in the die assembly process, and the degree of automation is low, so that the production efficiency is low.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the resin sand casting extrusion device which can effectively and automatically extrude, can position and clamp molds, can improve extrusion efficiency and can effectively solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a resin sand casting extrusion device which characterized in that: comprises a base, an extrusion assembly, an upper die assembly, a lower die assembly and a positioning assembly;

and (2) base: the upper end is provided with a mounting groove;

and (3) an upper die assembly: the device is arranged on the upper side of the base;

the lower die assembly comprises: the device is arranged in the middle of the base;

positioning assembly: four corners of the upper end of the fixing plate are arranged in the upper die assembly;

extrusion assembly: contain dead lever, lifter plate, threaded rod, gear one, backup pad and gear two, two dead levers of base upper end left side fixedly connected with, the left end that the lifter plate was connected with in the sideslip of dead lever periphery, the upper end left side fixedly connected with backup pad of base, the backup pad upper end rotates and is connected with the threaded rod, threaded rod threaded connection lifter plate's middle part screw, the lower extreme periphery side fixedly connected with gear one of threaded rod, gear one's rear end meshing is connected with gear two, and the dead lever prevents that the lifter plate from rotating, and gear one and gear two meshing drive the threaded rod rotate, and the backup pad is used for supporting the threaded rod, and the threaded rod makes the lifter plate reciprocate, and the lifter plate is used for driving the lifter plate and reciprocates, finally reaches the purpose of resin sand casting extrusion.

Further, extrusion subassembly still contains output shaft, motor and support, the upper end left side fixedly connected with support of base, support middle part fixedly connected with motor, the upper end periphery side fixedly connected with gear two of the output shaft of motor, the output of external power source is connected through outside control switch group electricity to the input of motor, and the output shaft rotates and makes gear two rotate after the motor switch-on, and the support is used for fixed motor.

Further, go up the module and contain fixed plate, spring and stripper plate, the lower extreme fixedly connected with fixed plate of lifter plate, four springs of lower extreme four corners respectively fixedly connected with of fixed plate, the lower extreme fixedly connected with stripper plate of spring, the fixed plate is used for fixed four springs, and the spring plays the extrusion bradyseism effect, and the stripper plate is used for the extrusion, finally reaches effective extruded purpose.

Further, lower die assembly contains track, spout, link and lower die press board, the upper end left and right sides fixedly connected with two tracks of base, orbital inside is equipped with fore-and-aft spout, the inside sliding connection of spout has the link, the inside a plurality of mounting holes that are equipped with in both ends about the link, the mounting hole passes through bolt fixed connection lower die press board, and the track is used for fixing two horizontal links to make the slider slide in the spout, the slider is used for adjusting the longitudinal distance of lower die press board, and lower die press board is used for extrudeing resin sand, finally reaches effective extruded purpose.

Further, the lower die assembly still contains nut and second threaded rod, the middle part downside fixedly connected with slider of link, the middle-end of base is located fixedly connected with supporting shoe between two sliders, both sides screw threaded connection has the second threaded rod around the supporting shoe, two slider side screw of second threaded rod threaded connection, the second threaded rod extends to slider front end fixedly connected with nut, and the nut is used for adjusting the position of threaded rod, and the second threaded rod is used for adjusting the longitudinal position of slider, reaches the purpose of control stripper plate position.

Further, the locating component comprises a connecting plate and LED lamps, the four corners of the lower end of the lifting plate are respectively fixedly connected with the connecting plate, the lower end of the connecting plate is fixedly connected with the LED lamps, the connecting plate is used for connecting the LED lamps, the LED lamps emit red light after being connected with a power supply, and whether the positions to be extruded of the red light and the lower template coincide or not is judged, so that the rapid locating of the resin sand is realized.

Compared with the prior art, the utility model has the beneficial effects that: the resin sand casting extrusion device has the following advantages:

1. this resin sand casting extrusion device has set up extrusion subassembly, and the dead lever prevents that the lifter plate from rotating, and gear one and gear two meshing transmission drive threaded rod rotate, and the backup pad is used for supporting the threaded rod, and the threaded rod makes the lifter plate reciprocate, and the lifter plate is used for driving the lifter plate and reciprocates, finally reaches the extruded purpose of resin sand casting.

2. This resin sand casting extrusion device has set up the mould subassembly, and the track is used for fixed two horizontal link to make the slider slide in the spout, the slider is used for adjusting the longitudinal distance of lower die pressing plate, and lower die pressing plate is used for extrudeing, finally reaches effective extruded purpose.

3. This resin sand casting extrusion device has set up locating component, and the connecting plate is used for connecting the LED lamp, and the LED lamp sends ruddiness after switching on, treats extrusion position coincidence through judging ruddiness and lower bolster to realize the quick location to the resin sand.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a left side schematic view of the present utility model;

FIG. 3 is a right side schematic view of the present utility model;

fig. 4 is a schematic view of a front cross-sectional structure of the present utility model.

In the figure: 1 base, 2 extrusion assembly, 21 dead lever, 22 lifter plate, 23 threaded rod, 24 gear one, 25 backup pad, 26 gear two, 27 output shaft, 28 motor, 29 support, 3 upper die assembly, 31 fixed plate, 32 spring, 33 extrusion plate, 4 lower die assembly, 41 fixed block, 42 spout, 43 link, 44 lower die press plate, 45 nut, 46 second threaded rod, 5 locating component, 51 connecting plate, 52LED lamp.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present embodiment provides a technical solution: a resin sand casting extrusion device comprises a base 1, an extrusion component 2, an upper die component 3, a lower die component 4 and a positioning component 5;

base 1: the upper end is provided with a mounting groove;

upper die assembly 3: is arranged on the upper side of the base 1; the upper die assembly 3 comprises a fixed plate 31, springs 32 and a squeeze plate 33, the lower end of the lifting plate 22 is fixedly connected with the fixed plate 31, four springs 32 are fixedly connected to four corners of the lower end of the fixed plate 31 respectively, the squeeze plate 33 is fixedly connected to the lower ends of the springs 32, the fixed plate 31 is used for fixing the four springs 32, the springs 32 play a role in squeezing and cushioning, the squeeze plate 33 is used for squeezing, and finally the purpose of effective squeezing is achieved.

Lower die assembly 4: the device is arranged in the middle of the base 1; the lower die assembly 4 comprises a rail 41, a sliding groove 42, a connecting frame 43 and a lower die pressing plate 44, wherein two rails 41 are fixedly connected to the left side and the right side of the upper end of the base 1, a longitudinal sliding groove 42 is formed in the rail 41, the connecting frame 43 is slidably connected to the inside of the sliding groove 42, a plurality of mounting holes are formed in the left end and the right end of the connecting frame 43, the lower die pressing plate 44 is fixedly connected to the mounting holes through bolts, the rails 41 are used for fixing two transverse connecting frames 43 and enabling sliding blocks to slide in the sliding groove 42, the sliding blocks are used for adjusting the longitudinal distance of the lower die pressing plate 44, and the lower die pressing plate 44 is used for extruding resin sand, so that the aim of effective extrusion is finally achieved. The lower die assembly 4 further comprises a nut 45 and a second threaded rod 46, the lower side of the middle part of the connecting frame 43 is fixedly connected with a sliding block, the middle end of the base 1 is located between the two sliding blocks and fixedly connected with a supporting block, screw holes on the front side and the rear side of the supporting block are in threaded connection with the second threaded rod 46, the second threaded rod 46 is in threaded connection with screw holes on the side surfaces of the two sliding blocks, the second threaded rod 46 extends to the front end of the sliding block and is fixedly connected with the nut 45, the nut 45 is used for adjusting the position of the second threaded rod 46, and the second threaded rod 46 is used for adjusting the longitudinal position of the sliding block and achieves the purpose of controlling the position of the extruding plate.

Positioning assembly 5: four corners of the upper end of the fixing plate 31 provided in the upper die assembly 3; the positioning assembly 5 comprises a connecting plate 51 and LED lamps 52, the four corners of the lower end of the lifting plate 22 are respectively fixedly connected with the connecting plate 51, the lower end of the connecting plate 51 is fixedly connected with the LED lamps 52, the connecting plate 51 is used for connecting the LED lamps 52, the LED lamps 52 emit red light after being powered on, and the rapid positioning of the resin sand is realized by judging whether the positions to be extruded of the red light and the lower die pressing plate 44 coincide or not.

Extrusion assembly 2: the lifting device comprises a fixing rod 21, a lifting plate 22, a threaded rod 23, a first gear 24, a supporting plate 25 and a second gear 26, wherein two fixing rods 21 are fixedly connected to the left side of the upper end of a base 1, the periphery of the fixing rod 21 is slidingly connected with the left end of the lifting plate 22, the supporting plate 25 is fixedly connected to the left side of the upper end of the base 1, the threaded rod 23 is rotationally connected to the upper end of the supporting plate 25, the threaded rod 23 is in threaded connection with a middle screw hole of the lifting plate 22, the first gear 24 is fixedly connected to the periphery of the lower end of the threaded rod 23, the second gear 26 is in meshed connection with the rear end of the first gear 24, the fixing rod 21 prevents the lifting plate 22 from rotating, the first gear 24 and the second gear 26 are meshed and driven to rotate the threaded rod 23, the supporting plate 25 is used for supporting the threaded rod 23, the threaded rod 23 enables the lifting plate 22 to move up and down, and the lifting plate 22 is used for driving the fixing plate 31 to move up and down, and finally the purpose of casting and extruding resin sand is achieved. The extrusion assembly 2 further comprises an output shaft 27, a motor 28 and a support 29, wherein the support 29 is fixedly connected to the left side of the upper end of the base 1, the motor 28 is fixedly connected to the middle of the support 29, the second gear 26 is fixedly connected to the outer peripheral side of the upper end of the output shaft 27 of the motor 28, the input end of the motor 28 is electrically connected with the output end of an external power supply through an external control switch group, the output shaft 27 rotates to enable the second gear 26 to rotate after the motor 28 is connected with the power supply, and the support 29 is used for fixing the motor 28.

The working principle of the resin sand casting extrusion device provided by the utility model is as follows:

it should be noted that the core chip of the external control switch set disclosed in the above embodiment is a PLC single chip microcomputer, the specific model is siemens S7-300, the motor 28 is a Y80M1-2 motor, and the external control switch set controls the motor 28 to work by a method commonly used in the prior art.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. The utility model provides a resin sand casting extrusion device which characterized in that: comprises a base (1), an extrusion component (2), an upper die component (3), a lower die component (4) and a positioning component (5);

base (1): the upper end is provided with a mounting groove;

upper die assembly (3): is arranged on the upper side of the base (1);

lower die assembly (4): the device is arranged in the middle of the base (1);

positioning assembly (5): four corners of the upper end of a fixing plate (31) arranged in the upper die assembly (3);

extrusion assembly (2): contain dead lever (21), lifter plate (22), threaded rod (23), first gear (24), backup pad (25) and gear two (26), two dead levers (21) of base (1) upper end left side fixedly connected with, the left end of dead lever (21) periphery sideslip connection has lifter plate (22), the upper end left side fixedly connected with backup pad (25) of base (1), the rotation of backup pad (25) upper end is connected with threaded rod (23), the middle part screw of threaded rod (23) threaded connection lifter plate (22), the lower extreme periphery side fixedly connected with first gear (24) of threaded rod (23), the rear end meshing of first gear (24) is connected with gear two (26).

2. A resin sand casting extrusion apparatus as claimed in claim 1, wherein: the extrusion assembly (2) further comprises an output shaft (27), a motor (28) and a support (29), the support (29) is fixedly connected to the left side of the upper end of the base (1), the motor (28) is fixedly connected to the middle of the support (29), the second gear (26) is fixedly connected to the outer peripheral side of the upper end of the output shaft (27) of the motor (28), and the input end of the motor (28) is electrically connected with the output end of an external power supply through an external control switch group.

3. A resin sand casting extrusion apparatus as claimed in claim 2, wherein: the upper die assembly (3) comprises a fixed plate (31), springs (32) and a squeezing plate (33), wherein the fixed plate (31) is fixedly connected to the lower end of the lifting plate (22), four springs (32) are respectively fixedly connected to four corners of the lower end of the fixed plate (31), and the squeezing plate (33) is fixedly connected to the lower end of the springs (32).

4. A resin sand casting extrusion apparatus as claimed in claim 1, wherein: lower mould subassembly (4) contain track (41), spout (42), link (43) and lower moulded board (44), the upper end left and right sides fixedly connected with two tracks (41) of base (1), the inside of track (41) is equipped with fore-and-aft spout (42), the inside sliding connection of spout (42) has link (43), the inside a plurality of mounting holes that are equipped with in both ends about link (43), the mounting hole passes through bolt fixed connection lower moulded board (44).

5. The resin sand casting extrusion apparatus as claimed in claim 4, wherein: the lower die assembly (4) further comprises a nut (45) and a second threaded rod (46), the lower side of the middle part of the connecting frame (43) is fixedly connected with a sliding block, the middle end of the base (1) is located between the two sliding blocks, the screw holes on the front side and the rear side of the supporting block are connected with the second threaded rod (46) in a threaded mode, the second threaded rod (46) is connected with the screw holes on the side faces of the two sliding blocks in a threaded mode, and the second threaded rod (46) extends to the front end of the sliding block to be fixedly connected with the nut (45).

6. A resin sand casting extrusion apparatus as claimed in claim 1, wherein: the positioning assembly (5) comprises a connecting plate (51) and LED lamps (52), the four corners of the lower end of the lifting plate (22) are respectively fixedly connected with the connecting plate (51), and the lower end of the connecting plate (51) is fixedly connected with the LED lamps (52).