CN214768763U

CN214768763U - Automatic core shooting machine of formula tectorial membrane sand is annotated at bottom

Info

Publication number: CN214768763U
Application number: CN202121223274.9U
Authority: CN
Inventors: 周传月
Original assignee: Fushun Xinsheng Excavator Parts Manufacturing Co ltd
Current assignee: Fushun Xinsheng Excavator Parts Manufacturing Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2021-11-19
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses an automatic core shooter of formula tectorial membrane sand is annotated at end, comprises a workbench, be provided with the crossbeam frame on the workstation, and the crossbeam frame lower extreme is provided with the sand shooting head to crossbeam frame top is provided with the sand hopper, the sand shooting head outer wall is provided with the ring canal, and is provided with the suction nozzle bottom the ring canal, crossbeam frame one side is provided with the collection room, and collects room one side and be provided with the tubular metal resonator, the left and right sides of tubular metal resonator all is provided with the flexible pipe of ripple. This automatic core shooter of end notes formula tectorial membrane sand sets up the ring pipe through shooting the sand head outer wall, set up the suction nozzle bottom the ring pipe, be connected the ring pipe with collection room through the flexible pipe of ripple, thereby can start the collection pump when the sand condition appears in the work of shooting the sand head, make tectorial membrane sand enter into the inside rethread ripple of suction nozzle flexible pipe and collect in the collection room, the transport of circulating pipe and circulating pump on collection room right side again afterwards, in sending into the sand hopper with tectorial membrane sand again, avoid appearing extravagant phenomenon.

Description

Automatic core shooting machine of formula tectorial membrane sand is annotated at bottom

Technical Field

The utility model relates to a tectorial membrane sand equipment technical field specifically is an automatic core shooting machine of end notes formula tectorial membrane sand.

Background

Coating sand; the surface of the sand grains is covered with a layer of molding sand or core sand of solid resin film before molding; there are two film-coating processes of cold method and hot method: dissolving the resin with ethanol by a cold method, adding urotropine in the sand mixing process to coat the urotropine and the sand on the surface of sand grains, and volatilizing the ethanol to obtain precoated sand; preheating sand to a certain temperature by a thermal method, adding resin to melt the sand, stirring the sand to coat the resin on the surface of the sand, adding urotropine aqueous solution and a lubricant, cooling, crushing and screening to obtain coated sand; the method is used for steel castings and iron castings; the precoated sand mainly adopts high-quality selected natural quartz sand as raw sand, thermoplastic phenolic resin, urotropine and a reinforcing agent as raw materials; according to different technical requirements of users, the proportion is properly adjusted in the aspects of curing speed, demoulding property, fluidity, collapsibility, casting surface finish, storage and the like; is one of the best molding materials for automobiles, tractors, hydraulic parts and the like.

The automatic core shooter of precoated sand needs to be used to the in-process of present foundry goods, and there is the gap in current automatic core shooter of precoated sand and the contact of equipment to there is the sand shooting head at the during operation to lead to the precoated sand to leak, not only increase the degree of difficulty of clearance, cause the waste of cost simultaneously, need improve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic core shooting machine of formula tectorial membrane sand is annotated at end to it leaks the problem that sand leads to difficult clearance to appear easily when shooting sand to solve the sand shooting head that proposes among the above-mentioned background art.

For realizing above-mentioned purpose, the utility model provides a following technical scheme, an automatic core shooter of end notes formula tectorial membrane sand, comprises a workbench, be provided with the crossbeam frame on the workstation, and the crossbeam frame lower extreme is provided with penetrates the sand head to the crossbeam frame top is provided with the sand hopper, it is provided with the ring canal to penetrate the sand head outer wall, and is provided with the suction nozzle bottom the ring canal, crossbeam frame one side is provided with the collection room, and collects room one side and be provided with the tubular metal resonator, the left and right sides of tubular metal resonator all is provided with the flexible pipe of ripple, and is provided with the collection pump on the tubular metal resonator to flexible pipe one side of ripple is connected with the ring canal, it is provided with the circulating pump to collect the room opposite side, and is provided with the circulating pump on the circulating pump to the circulating pipe upper end is connected with the sand hopper.

Preferably, the other side of the cross beam frame is provided with a driving motor, the inner wall of the cross beam frame is provided with a threaded rod body, and the threaded rod body is connected with the driving motor.

Preferably, the outer wall of the threaded rod body is provided with a nut, and the rear end of the nut is provided with a cylinder.

Preferably, the lower end of the cylinder is provided with a sand shooting head, and a sand conveying pipe is arranged on the sand shooting head.

Preferably, a sand conveying pump is arranged on the sand conveying pipe, and the upper end of the sand conveying pipe is connected with a sand hopper.

Preferably, the inner wall of the collecting chamber is provided with an inner cylinder, the inner wall of the inner cylinder is provided with a shifting plate, a fixing rod is arranged at the bottom of the collecting chamber, and a screw rod is inserted into the fixing rod.

Compared with the prior art, the beneficial effects of the utility model are that: this automatic core shooter of end notes formula tectorial membrane sand sets up the ring pipe through shooting the sand head outer wall, set up the suction nozzle bottom the ring pipe, be connected the ring pipe with collection room through the flexible pipe of ripple, thereby can start the collection pump when the sand condition appears in the work of shooting the sand head, make tectorial membrane sand enter into the inside rethread ripple of suction nozzle flexible pipe and collect in the collection room, the transport of circulating pipe and circulating pump on collection room right side again afterwards, in sending into the sand hopper with tectorial membrane sand again, avoid appearing extravagant phenomenon.

Drawings

FIG. 1 is a schematic structural view of a bottom-pouring precoated sand automatic core shooter of the present invention;

FIG. 2 is an enlarged schematic structural view of the bottom pouring type precoated sand automatic core shooter at the position A in FIG. 1;

FIG. 3 is a bottom view of the collar of the bottom-pouring precoated sand automatic core shooter of the present invention;

fig. 4 is the utility model relates to an interior structure schematic diagram of collection chamber of automatic core shooting machine of end notes formula tectorial membrane sand.

In the figure: 1. the sand blasting machine comprises a workbench, 2, a shifting plate, 3, a ring pipe, 4, a corrugated expansion pipe, 5, a collecting pump, 6, a metal pipe, 7, a cross beam frame, 8, a driving motor, 9, a threaded rod body, 10, a sand blasting head, 11, a nut, 12, a sand hopper, 13, a cylinder, 14, a sand conveying pipe, 15, a sand conveying pump, 16, a circulating pipe, 17, a circulating pump, 18, a collecting chamber, 19, a fixing rod, 20, a screw rod, 21, a suction nozzle, 22 and an inner cylinder.

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. 1-4, the present invention provides a technical solution: an automatic core shooter of bottom-pouring type precoated sand comprises a workbench 1, a cross beam frame 7 is arranged on the workbench 1, the workbench 1 and the cross beam frame 7 are welded and fixed, a sand shooting head 10 is arranged at the lower end of the cross beam frame 7, the cross beam frame 7 is not contacted with the sand shooting head 10, a sand hopper 12 is arranged at the top of the cross beam frame 7, the cross beam frame 7 and the sand hopper 12 are fixed through bolts, a driving motor 8 is arranged at the other side of the cross beam frame 7, the left side of the cross beam frame 7 is fixedly connected with the outer wall of the driving motor 8 through bolts, a threaded rod body 9 is arranged on the inner wall of the cross beam frame 7, the cross beam frame 7 and the outer wall of the threaded rod body 9 are fixedly connected through bolts, the threaded rod body 9 is connected with the driving motor 8 through bearings, a nut 11, the threaded rod body 9 and the driving motor 8 are combined to form a ball screw system, and the threaded rod body 9 of a ball screw can drive the nut 11 to perform linear motion through the rotary motion, ball screws are prior art and therefore not described herein; a nut 11 is arranged on the outer wall of the threaded rod body 9, the threaded rod body 9 is in threaded connection with the nut 11, an air cylinder 13 is arranged at the rear end of the nut 11, and the nut 11 is fixedly connected with the outer wall of the air cylinder 13 through a bolt; the lower end of the air cylinder 13 is provided with a sand shooting head 10, the air cylinder 13 and the sand shooting head 10 are fixed through bolts, so that the sand shooting head 10 can be pushed downwards, a sand conveying pipe 14 is arranged on the sand shooting head 10, and the sand conveying pipe 14 is connected to the sand shooting head 10 in a threaded manner; a sand pump 15 is arranged on the sand conveying pipe 14, the sand conveying pipe 14 is in threaded connection with the sand pump 15, and the upper end of the sand conveying pipe 14 is connected with the sand hopper 12; the outer wall of the sand shooting head 10 is provided with a circular pipe 3, the sand shooting head 10 is welded and fixed with the circular pipe 3, the bottom of the circular pipe 3 is provided with a suction nozzle 21, the circular pipe 3 is in threaded connection with the suction nozzle 21, one side of a cross beam frame 7 is provided with a collection chamber 18, the right side of the cross beam frame 7 is fixed with the collection chamber 18 through bolts, one side of the collection chamber 18 is provided with a metal pipe 6, the left side of the collection chamber 18 is provided with the metal pipe 6, the left side and the right side of the metal pipe 6 are both provided with corrugated expansion pipes 4, the corrugated expansion pipe 4 on the right side of the metal pipe 6 is inserted and arranged at the upper end of the collection chamber 18, the corrugated expansion pipe 4 on the left side of the metal pipe 6 is fixed with the circular pipe 3 through glue, the metal pipe 6 is provided with a collection pump 5, the metal pipe 6 is in threaded connection with the collection pump 5, one side of the corrugated expansion pipe 4 is connected with the circular pipe 3, the other side of the collection chamber 18 is provided with a circulating pipe 16, and the circulating pipe 16 is welded on the right side of the collection chamber 18, a circulating pump 17 is arranged on the circulating pipe 16, the circulating pipe 16 is in threaded connection with the circulating pump 17, and the upper end of the circulating pipe 16 is connected with the sand hopper 12; an inner cylinder 22 is arranged on the inner wall of the collection chamber 18, the collection chamber 18 is movably connected with the inner cylinder 22, the inner cylinder 22 can be taken out, a shifting plate 2 is arranged on the inner wall of the inner cylinder 22, the inner cylinder 22 is connected with the shifting plate 2 through a hinge, so that the shifting plate 2 can rotate to the right, materials on the shifting plate 2 are gathered to the right, a circulating pipe 16 is convenient to draw out, a fixing rod 19 is arranged at the bottom of the collection chamber 18, the fixing rod 19 is fixed with the right side of the cross beam frame 7 through a bolt, a screw rod 20 is inserted into the fixing rod 19, and the screw rod 20 is rotated to enable the screw rod 20 to upwards push the shifting plate 2 to rotate to the right; this automatic core shooter of end notes formula tectorial membrane sand sets up ring pipe 3 through shooting the sand head 10 outer wall, set up suction nozzle 21 in ring pipe 3 bottom, be connected ring pipe 3 and collection room 18 through flexible pipe 4 of ripple, thereby can start collection pump 5 when shooting the sand head 10 work and appear leaking the sand condition, make tectorial membrane sand enter into the inside rethread flexible pipe 4 of suction nozzle 21 and collect collection room 18, rethread collection room 18 right side circulating pipe 16 and circulating pump 17's the transport afterwards, in sand hopper 12 is sent into again to tectorial membrane sand, avoid appearing extravagant phenomenon.

The working principle is as follows: when the bottom-pouring type precoated sand automatic core shooter is used, firstly, precoated sand is added into a sand hopper 12, then an air cylinder 13 is started, the air cylinder 13 pushes a sand shooting head 10 downwards to be aligned with equipment to be shot, a driving motor 8 can also be started, a threaded rod body 9 drives a nut 11 to move, the position of the sand shooting head 10 is transversely changed, then a sand conveying pump 15 is started, the precoated sand comes to the position of the sand shooting head 10 to be shot for sand blasting, in the process of sand blasting, a collecting pump 5 can be started, suction is generated at a suction nozzle 21 after the collecting pump 5 is started, the precoated sand leaked around the sand shooting head 10 is sucked into a circular pipe 3 and then enters an inner cylinder 22 of a telescopic pipe 18 through a corrugated pipe 4, then a circulating pump 17 is started, the circulating pump 17 drives the precoated sand to return to the sand hopper 12 through a circulating pipe 16, and if the precoated sand remains in the inner cylinder 22, the screw 20 is rotated to enable the screw 20 to push the shifting plate 2 upwards to incline towards the right side, so that the precoated sand is gathered towards the circulating pipe 16 to accelerate the discharge, and the inner cylinder 22 can also be directly pulled upwards to be taken out for cleaning, which is the working principle of the bottom-pouring type automatic core shooter for the precoated sand.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an automatic core shooting machine of formula tectorial membrane sand is annotated at bottom, includes workstation (1), its characterized in that: a cross beam frame (7) is arranged on the workbench (1), a sand shooting head (10) is arranged at the lower end of the cross beam frame (7), a sand hopper (12) is arranged at the top of the cross beam frame (7), a ring pipe (3) is arranged on the outer wall of the sand shooting head (10), a suction nozzle (21) is arranged at the bottom of the ring pipe (3), a collection chamber (18) is arranged at one side of the cross beam frame (7), a metal pipe (6) is arranged on one side of the collecting chamber (18), corrugated expansion pipes (4) are arranged on the left side and the right side of the metal pipe (6), a collecting pump (5) is arranged on the metal pipe (6), one side of the corrugated expansion pipe (4) is connected with the ring pipe (3), the other side of the collection chamber (18) is provided with a circulating pipe (16), and a circulating pump (17) is arranged on the circulating pipe (16), and the upper end of the circulating pipe (16) is connected with the sand hopper (12).

2. The automatic core shooter of bottom-pouring precoated sand according to claim 1, characterized in that: the device is characterized in that a driving motor (8) is arranged on the other side of the cross beam frame (7), a threaded rod body (9) is arranged on the inner wall of the cross beam frame (7), and the threaded rod body (9) is connected with the driving motor (8).

3. The automatic core shooter of bottom-pouring precoated sand according to claim 2, characterized in that: the outer wall of the threaded rod body (9) is provided with a nut (11), and the rear end of the nut (11) is provided with a cylinder (13).

4. The automatic core shooter of bottom-pouring precoated sand according to claim 3, characterized in that: the lower end of the air cylinder (13) is provided with a sand shooting head (10), and a sand conveying pipe (14) is arranged on the sand shooting head (10).

5. The automatic core shooter of bottom-pouring precoated sand according to claim 4, characterized in that: a sand pump (15) is arranged on the sand conveying pipe (14), and the upper end of the sand conveying pipe (14) is connected with the sand hopper (12).

6. The automatic core shooter of bottom-pouring precoated sand according to claim 1, characterized in that: the inner wall of the collection chamber (18) is provided with an inner cylinder (22), the inner wall of the inner cylinder (22) is provided with a shifting plate (2), a fixing rod (19) is arranged at the bottom of the collection chamber (18), and a screw rod (20) is inserted into the fixing rod (19).