CN214161320U

CN214161320U - Jolt ramming device for lost foam casting

Info

Publication number: CN214161320U
Application number: CN202022280138.5U
Authority: CN
Inventors: 孙黄龙; 赵红
Original assignee: Yongji Shengyuan Machinery Manufacturing Co ltd
Current assignee: Yongji Shengyuan Machinery Manufacturing Co ltd
Priority date: 2020-10-14
Filing date: 2020-10-14
Publication date: 2021-09-10
Anticipated expiration: 2030-10-14

Abstract

The utility model belongs to the technical field of the casting equipment, concretely relates to plain bumper is used in lost foam casting, the scheme of adoption is: a tapping device for lost foam casting, comprising: base, stand, shaking table, sand box and track, the upper end vertical fixation of base has many stands, the top of stand all is provided with air spring, the shaking table is fixed in on the air spring, the shaking table includes: the sand box comprises two side plates which are parallel to each other, the upper ends of the two side plates are fixed through a plurality of cross beams, a plurality of supporting tables matched with the air springs are arranged on the outer walls of the side plates, a plurality of vibration motors are fixed on the outer walls of the side plates and used for driving the vibration table to move, clamping devices are arranged on the inner walls of the side plates and used for clamping the sand box, a rail is fixed on the upper end face of the base, and the sand box can move along the rail.

Description

Jolt ramming device for lost foam casting

Technical Field

The utility model belongs to the technical field of the casting equipment, concretely relates to plain bumper is used in lost foam casting.

Background

The lost foam casting is a novel casting method which comprises the steps of bonding and combining paraffin or foam models with similar sizes and shapes to form a model cluster, coating refractory paint, drying, burying in dry quartz sand for vibration modeling, pouring under negative pressure to enable the model to be gasified, enabling liquid metal to occupy the position of the model, solidifying and cooling to form the casting. The jolt ramming platform is widely used in lost foam casting, the sand box is placed on the vibrating platform, and the sand is fully compacted and filled in the casting mould through the vibration of the vibrating motor, but the jolt ramming platform has the following problems:

1. when the vibrating platform works, the sand box needs to be hoisted to the upper part of the vibrating platform, and then positioning and fixing are carried out, so that the operation is complex;

2. the vibrating motor is mostly arranged on the vibrating platform, namely, the vibration source is positioned below the sand box, although the spring is arranged for assisting the motion, the vibration amplitude of the upper part and the lower part of the sand box is different, the amplitude is difficult to adjust, and the compaction working effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes prior art exists not enough, provides a jolt ramming device is used in lost foam casting that the operation is more convenient, jolt ramming work effect is better.

In order to solve the technical problem, the utility model discloses a technical scheme be:

a tapping device for lost foam casting, comprising: base, stand, shaking table, sand box and track, the lower extreme of base is fixed in ground, the upper end vertical fixation of base has many stands, the top of stand all is provided with air spring, the shaking table is fixed in on the air spring, the shaking table includes: the upper ends of the two side plates are fixed through a plurality of cross beams, a plurality of supporting tables matched with the air springs are arranged on the outer walls of the side plates, the inner walls of the side plates are side walls opposite to the two side plates, the outer walls of the side plates are side walls opposite to the two side plates, the lower ends of the supporting tables are fixed with the upper ends of the air springs, a plurality of vibration motors are fixed on the outer walls of the side plates and used for driving the vibration table to move, clamping devices are arranged on the inner walls of the side plates and used for clamping the sand boxes, the rails are fixed on the upper end face of the base and can move along the rails, the rails are communicated with upper and lower process equipment of a compaction process, the sand boxes can move into the compaction device through the rails after the previous process is completed, and workers control the air springs to lift the vibration table, the vibrating table can clamp the sand box through the clamping device, meanwhile, the sand box is driven to ascend and be separated from the frame and the track, after the compaction process is completed, a worker controls the vibrating table to descend through the air spring, the sand box falls onto the frame, meanwhile, the clamping device is separated from the sand box, and the sand box can enter the next process along the track.

Further, the clamping device includes: a plurality of lower supporting blocks and a plurality of upper clamping components, wherein the plurality of lower supporting blocks are arranged at the lower part of the inner wall of the side plate, the plurality of upper clamping components are arranged at the upper part of the inner wall of the side plate,

the upper clamp assembly includes: the support is fixed on the inner wall of the side plate, the middle of the pressure rod is hinged with the support, the pressure rod penetrates through the side plate, an opening is formed in the corresponding position of the side plate, the pressure rod penetrates through the opening and can move in the opening, a pressing block is fixed at one end, located on the inner wall side of the side plate, of the pressure rod, the other end of the pressure rod is hinged with one end of the connecting rod, the other end of the connecting rod is hinged with the upper end of the hydraulic rod, the hydraulic rod is vertically arranged and can be driven by a hydraulic cylinder to move up and down, a plurality of bearing blocks matched with the clamping device are fixed on the outer wall of the sand box, when the vibration table is in a non-working state, the lower supporting block is located below the bearing block at the lower part of the outer wall of the sand box, when the vibration table is lifted, the lower support block moves upwards and is attached to the bearing block at the lower part of the outer wall of the sand box, so that the sand box is driven to ascend, the upper clamping assembly is clamped after the vibration table ascends, the pressing block is attached to the bearing block at the upper part of the outer wall of the sand box, and the sand box is clamped firmly.

Further, the lower supporting block is triangular prism-shaped, one side end of the lower supporting block is fixed on the inner wall of the side plate, and an anti-skid gasket is arranged on the side end of the lower supporting block facing the obliquely upper direction.

Furthermore, a transverse plate is fixed in the middle of the outer wall of each side plate, a vibration motor is fixed in the middle of each upper end and each lower end of each transverse plate, the two vibration motors are located in the centers of the outer walls of the side plates, and the vibration motors are also located in the middle of the sand box.

Further, the support table includes: the air spring is fixed at the lower end of the supporting table top, and the ribbed plate is fixed at the upper end of the supporting table top.

Furthermore, the rib plate is triangular, and the triangular rib plate is more stable.

Furthermore, a plurality of reinforcing ribs are vertically fixed on the outer wall of each side plate.

Further, the track comprises two parallel guide rails, the lower end of the sand box is provided with a frame and a plurality of rollers matched with the track, and the rollers can roll on the guide rails.

Compared with the prior art, the utility model following beneficial effect has.

The utility model is provided with the liftable vibrating table which can drive the sand box to ascend to separate the sand box from the frame, and the compaction work can be directly carried out after the clamping work is finished, thereby reducing the operation of hoisting and fixing the sand box, greatly improving the production efficiency and reducing the working strength;

two, the utility model discloses a vibrating motor is located the middle part of shaking table, and vibrating motor also is located the middle part of sand box simultaneously, can guarantee that the vibration range of sand box upper portion and lower part is the same for the adjustment of amplitude is more convenient, and vibrating motion is more controllable, has strengthened the plain effect.

Drawings

The present invention will be further described with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the vibrating table of the present invention.

Fig. 3 is a schematic structural view of the clamping device of the present invention.

Fig. 4 is a schematic diagram of the position of the clamping device of the present invention.

In the figure: the device comprises a base 1, a stand column 2, a vibrating table 3, a sand box 4, a track 5, a vibrating motor 6, a clamping device 7, an air spring 21, side plates 31, a cross beam 32, a supporting table 33, a transverse plate 34, a transverse plate 35, reinforcing ribs 41, a bearing block 42, a frame 43, rollers 43, a guide rail 51, a lower support block 71, an upper clamping component 72, a supporting table surface 331, a rib plate 332, a press rod 721, a connecting rod 722, a hydraulic rod 723, a support 724, a press block 725 and a hydraulic cylinder 726.

Detailed Description

The following is a further description with reference to specific examples.

A tapping device for lost foam casting, comprising: base 1, stand 2, shaking table 3, sand box 4 and track 5, the lower extreme of base 1 is fixed in ground, the upper end vertical fixation of base 1 has four stands 2, the top of stand 2 all is provided with air spring 21, shaking table 3 is fixed in on the air spring 21, shaking table 3 includes: the device comprises two parallel side plates 31, the upper ends of the two side plates 31 are fixed through three cross beams 32, four supporting tables 33 matched with the air springs 21 are arranged on the outer walls of the side plates 31, the lower ends of the supporting tables 33 are fixed with the upper ends of the air springs 21, two vibration motors 6 are fixed on the outer walls of the side plates 31, the vibration motors 6 are used for driving the vibration table 3 to move, clamping devices 7 are arranged on the inner walls of the side plates 31, the clamping devices 7 are used for clamping the sand boxes 4, the rails 5 are fixed on the upper end face of the base 1, and the sand boxes 4 can move along the rails 5.

The clamping device 7 comprises: two lower supporting blocks 71 and two upper clamping assemblies 72, wherein the two lower supporting blocks 71 are disposed at the lower portion of the inner wall of the side plate 31, the two upper clamping assemblies 72 are disposed at the upper portion of the inner wall of the side plate 31, and the upper clamping assemblies 72 include: the sand box comprises a pressure rod 721, a connecting rod 722, a hydraulic rod 723, a support 724 and a pressing block 725, wherein the support 724 is fixed on the inner wall of the side plate 31, the middle part of the pressure rod 721 is hinged with the support 724, the pressure rod 721 penetrates through the side plate 31, the pressing block 725 is fixed at one end of the pressure rod 721 located on the inner wall side of the side plate 31, the other end of the pressure rod 721 is hinged with one end of the connecting rod 722, the other end of the connecting rod 722 is hinged with the upper end of the hydraulic rod 723, the hydraulic rod 723 is vertically arranged, the hydraulic rod 723 can be driven by a hydraulic cylinder 726 to move up and down, and a plurality of bearing blocks 41 matched with the clamping devices are fixed on the outer wall of the sand box 4.

The lower supporting block 71 is in a triangular prism shape, one side end of the lower supporting block 71 is fixed on the inner wall of the side plate 31, and an anti-skid gasket is arranged on the side end of the lower supporting block 71 facing the obliquely upper direction.

A transverse plate 34 is fixed in the middle of the outer wall of the side plate 31, a vibration motor 6 is fixed in the middle of the upper end and the lower end of the transverse plate 34, and the two vibration motors 6 are located in the center of the outer wall of the side plate 31.

The support table includes: the air spring device comprises a support table 331 arranged horizontally and a rib plate 332 arranged vertically, the side end of the support table 331 is fixed on the outer wall of the side plate 31, the air spring 21 is fixed at the lower end of the support table 331, and the rib plate 332 is fixed at the upper end of the support table 331.

The ribs 332 are triangular in shape.

Four reinforcing ribs 35 are vertically fixed on the outer wall of the side plate 31.

The rail 5 includes: two parallel guide rails 51, the lower end of the sand box 4 is provided with a frame 42 and four rollers 43 matched with the rails, and the rollers 43 can roll on the guide rails 51.

The working principle of the utility model is as follows:

after the compaction process is finished, the worker controls the upper clamping assembly to loosen through the hydraulic cylinder, controls the vibrating table to descend through the air spring to enable the sand box to fall onto the frame, and at the moment, the lower supporting block is separated from the sand box, and the sand box can enter the next process along the rail.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. It will be apparent to those skilled in the art that modifications and improvements can be made to the above-described embodiments without departing from the spirit and scope of the invention. Accordingly, it will be appreciated that those skilled in the art, upon attaining an understanding of the foregoing may readily produce alterations to, variations of, and equivalents to these embodiments without departing from the spirit and scope of the present invention as defined by the appended claims.

Claims

1. A kind of lost foam casting uses the jolt ramming device, characterized by comprising: base (1), stand (2), shaking table (3), sand box (4) and track (5), the lower extreme of base (1) is fixed in ground, the upper end vertical fixation of base (1) has many stands (2), the top of stand (2) all is provided with air spring (21), shaking table (3) are fixed in on air spring (21), shaking table (3) include: the sand box comprises two parallel side plates (31), the upper ends of the two side plates (31) are fixed through a plurality of cross beams (32), the outer walls of the side plates (31) are respectively provided with a plurality of supporting tables (33) matched with the air springs (21), the lower ends of the supporting tables (33) are fixed with the upper ends of the air springs (21), the outer walls of the side plates (31) are respectively fixed with a plurality of vibrating motors (6), the vibrating motors (6) are used for driving the vibrating table (3) to move, the inner walls of the side plates (31) are respectively provided with a clamping device (7), the clamping devices (7) are used for clamping the sand boxes (4), the rails (5) are fixed on the upper end faces of the base (1), and the sand boxes (4) can move along the rails (5).

2. A tapping device for lost foam casting according to claim 1, wherein said clamping means (7) comprises: a plurality of lower support blocks (71) provided at lower portions of inner walls of the side plates (31), and a plurality of upper clamping assemblies (72) provided at upper portions of inner walls of the side plates (31), the upper clamping assemblies (72) including: the sand box comprises a pressure rod (721), a connecting rod (722), a hydraulic rod (723), a support (724) and a pressing block (725), wherein the support (724) is fixed on the inner wall of the side plate (31), the middle of the pressure rod (721) is hinged to the support (724), the pressure rod (721) penetrates through the side plate (31), the pressing block (725) is fixed at one end, located on the inner wall side of the side plate (31), of the pressure rod (721), the other end of the pressure rod (721) is hinged to one end of the connecting rod (722), the other end of the connecting rod (722) is hinged to the upper end of the hydraulic rod (723), the hydraulic rod (723) is vertically arranged, the hydraulic rod (723) can be driven by a hydraulic cylinder (726) to move up and down, and a plurality of bearing blocks (41) matched with the clamping devices are fixed on the outer wall of the sand box (4).

3. The tapping device for lost foam casting according to claim 2, wherein said lower support block (71) has a triangular prism shape, one side end of said lower support block (71) is fixed to the inner wall of said side plate (31), and an anti-slip gasket is provided on the side end of said lower support block (71) facing obliquely upward.

4. The tapping device for the lost foam casting according to claim 3, wherein a transverse plate (34) is fixed in the middle of the outer wall of the side plate (31), a vibration motor (6) is fixed in the middle of the upper end and the lower end of the transverse plate (34), and the two vibration motors (6) are located in the center of the outer wall of the side plate (31).

5. The tapping device for lost foam casting according to claim 1 or 4, wherein the support table comprises: the air spring supporting structure comprises a supporting table top (331) arranged horizontally and rib plates (332) arranged vertically, the side ends of the supporting table top (331) are fixed to the outer wall of the side plate (31), the air springs (21) are fixed to the lower end of the supporting table top (331), and the rib plates (332) are fixed to the upper end of the supporting table top (331).

6. A tapping device for lost foam casting according to claim 5, wherein said ribs (332) are triangular in shape.

7. A tapping device for lost foam casting according to claim 1, wherein a plurality of reinforcing ribs (35) are vertically fixed to the outer wall of the side plate (31).

8. A tapping device for lost foam casting according to claim 1, wherein the rail (5) comprises: the sand box comprises two parallel guide rails (51), a frame (42) and a plurality of rollers (43) matched with the rails are arranged at the lower end of the sand box (4), and the rollers (43) can roll on the guide rails (51).