CN215033414U

CN215033414U - Cold core machine convenient to unloading

Info

Publication number: CN215033414U
Application number: CN202120131911.3U
Authority: CN
Inventors: 吴建南; 黄谋枝
Original assignee: Fujian Deliang Valve Manufacturing Co ltd
Current assignee: Fujian Deliang Valve Manufacturing Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-12-07
Anticipated expiration: 2031-01-18

Abstract

The utility model provides a cold core machine convenient to unloading, including the cold core machine body, sand hopper and sandblast device have on the cold core machine body, the feed inlet has been seted up on the sand hopper, the sand hopper is located the top of cold core machine body, the top fixed mounting of sandblast device has the unloading pipe, the bottom body of sand hopper passes the perforation and extends to in the unloading pipe, the sand hopper with the cold core machine body is connected through the spring support column, the vertical rotation installs the hollow shaft in the sand hopper, the sand hopper is worn out at the top of hollow shaft to be connected through belt pulley assembly transmission with the motor of installing at the sand hopper top, the bottom of hollow shaft extends to in the bottom body of sand hopper and fixed mounting has helical blade, the both sides wall of the interlude of unloading pipe is convex pipe wall, and the rotary drum is installed in the unloading pipe and is located the rotation of convex pipe wall section, and a through blanking channel is formed in the rotary drum.

Description

Cold core machine convenient to unloading

Technical Field

The utility model relates to a cold core machine, in particular to cold core machine convenient to unloading.

Background

The cold method core making has the advantages of fast hardening of the sand core, high productivity, high shape and size of the sand core, high surface precision and the like, and is widely applied, and the equipment used for the cold method core making is a cold core machine. The sand adding device of the traditional cold core machine is formed by a sand hopper fixed on a rack, and the sand is sticky, so that the sand adding process is easy to adhere to the inner wall of a funnel, and the outlet of the funnel is easy to block, so that the normal operation is inconvenient.

In order to solve the problems, in the prior art, the invention patent application with the patent number of 201710677660.7 discloses a cold core machine, which comprises a cold core machine body, wherein a feed inlet is formed in the top of the cold core machine body, a shaking device is fixedly mounted on the top of the cold core machine body and above the feed inlet, a funnel above the feed inlet is mounted in the shaking device, a feed pipe is arranged above the shaking device, the discharge end of the feed pipe is inserted into an inner cavity at the top of the funnel, the shaking device comprises a support, two connecting plates are fixedly mounted on one side of the inner cavity of the support, pulleys are movably connected to one ends of the two connecting plates, the back surface of one pulley is fixedly connected with an output shaft of a motor fixedly mounted in the support, and the two pulleys are connected through a conveyor belt in a transmission manner. This cold core machine has reached the cold core machine and has been in the state of shake at the in-process funnel that adds the sand all the time, has prevented to glue in the inner chamber of funnel and has glued the sand, has avoided the discharge gate of funnel to appear blocking phenomenon's emergence, has guaranteed the normal clear of work.

The cold core machine has the following disadvantages: the sand hopper of the cold core machine has a shaking effect in a left-right shaking mode, but can only slide in a reciprocating mode along one direction, so that the shaking effect is not obvious, and the probability of blockage at the discharge port of the sand hopper is still high.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides a cold core machine convenient to unloading.

In order to realize the technical problem, the utility model discloses the solution that is convenient for unloading cold core machine, including the cold core machine body, sand hopper and sandblast device have on the cold core machine body, the feed inlet has been seted up on the sand hopper, the sand hopper is located the top of cold core machine body, the top fixed mounting of sandblast device has the unloading pipe, the bottom body of sand hopper passes the perforation and extends to in the unloading pipe, the sand hopper with the cold core machine body passes through the spring support column and connects, the hollow shaft is installed in the vertical rotation in the sand hopper, the sand hopper is worn out at the top of hollow shaft to pass through belt pulley assembly transmission with the motor of installing at the sand hopper top and be connected, the bottom of hollow shaft extends to in the bottom body of sand hopper and fixed mounting have helical blade.

The further improvement is that: the utility model discloses a tubular shaft, including unloading pipe, tubular shaft, seal cover, inlet tube, outlet tube, pipe channel, the both sides wall of the interlude of unloading pipe is convex pipe wall, and just be located convex pipe wall section rotation and install the rotary drum in the unloading pipe, set up the unloading passageway that link up in the rotary drum, the unloading pipe is located the top fixed mounting of rotary drum has the outlet pipe of taking the valve, the tube socket has in the tubular shaft, the sealed rotation in top of tubular shaft is installed in the seal cover, install the inlet tube on the seal cover, set up the discharge orifice that is used for making seal cover and tube socket intercommunication on the tubular shaft, a plurality of shower nozzles are installed to the outer wall of tubular shaft.

The further improvement is that: and a rubber cover is arranged between the pipe orifice of the blanking pipe and the bottom pipe body of the sand hopper.

The further improvement is that: the sand bucket type cold core machine is characterized by further comprising a plurality of inclined supporting pieces, one ends of the inclined supporting pieces are hinged to the sand bucket, the other ends of the inclined supporting pieces are hinged to the cold core machine body, and the inclined supporting pieces are arranged on the periphery of the spring supporting column in a surrounding mode.

The further improvement is that: the diagonal support piece comprises a sleeve, a loop bar and a compression spring, the loop bar is connected with the sleeve in an axial sliding mode, and the compression spring is arranged between the sleeve and the loop bar.

By adopting the technical scheme, the beneficial effects of the utility model are that:

the utility model discloses simple structure, convenient to use is connected through fighting sand with the body spring support post of cold core machine to can make sand fight diversely rock, the electronic hollow shaft that drives rotates, thereby make the bolt blade of hollow shaft hypomere rotate, thereby switch on sand fighting's bottom body, simultaneously, the vibrations that the motor produced at the in-process of operation can make sand fight rock, and then improves sand speed down, effectively avoids blockking up.

Drawings

Fig. 1 is a schematic structural view of a cold core machine convenient for blanking of the embodiment of the utility model.

Fig. 2 is a schematic structural diagram of the sand hopper in the embodiment of the present invention.

In the figure: the device comprises a cold core machine body 1, a sand hopper 2, a spring support column 3, an inclined support piece 4, a loop bar 5, a sleeve 6, a through hole 7, a blanking pipe 8, a rotary drum 9, a rubber cover 10, a water outlet pipe 11, a valve 12, a blanking channel 13, a sand blasting device 14, a motor 15, a belt pulley assembly 16, an overflowing hole 17, a sealing cover 18, a water inlet pipe 19, a feed inlet 20, a pipe groove 21, a spray head 22, a pipe shaft 23 and a spiral blade 24.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and specific embodiments.

The first embodiment is as follows:

referring to fig. 1 and 2, the cold core machine convenient for blanking disclosed by the embodiment of the invention comprises a cold core machine body 1, the cold core machine body 1 is provided with a sand hopper 2 and a sand blasting device 14, the sand hopper 2 is provided with a feeding hole 20, the sand hopper 2 is positioned at the top of the cold core machine body 1, a blanking pipe 8 is fixedly arranged at the top of the sand blasting device 14, the bottom pipe body of the sand hopper 2 passes through the through hole 7 and extends into the discharging pipe 8, the sand hopper 2 is connected with the cold core machine body 1 through a spring supporting column 3, a pipe shaft 23 is vertically and rotatably arranged in the sand hopper 2, the top of the pipe shaft 23 penetrates through the sand hopper 2, and is connected with a motor 15 arranged at the top of the sand hopper 2 in a transmission way through a belt pulley assembly 16, and the bottom of the tubular shaft 23 extends into the bottom tubular body of the sand hopper 2 and is fixedly provided with a spiral blade 24.

Through being connected sand hopper 2 and cold core machine body 1 with spring support post 3 to can make sand hopper 2 diversely rock, electronic drive hollow shaft 23 rotates, thereby make the bolt blade of hollow shaft 23 hypomere rotate, thereby switch on sand hopper 2's bottom body, simultaneously, the vibrations that motor 15 produced at the in-process of operation can make sand hopper 2 rock, and then improves husky speed down, effectively avoids blockking up.

In this embodiment, preferably, two side walls of the middle section of the feeding pipe 8 are circular arc-shaped pipe walls, the feeding pipe 8 is internally provided with a rotating drum 9 in a rotating manner and located on the circular arc-shaped pipe wall section, a through feeding channel 13 is formed in the rotating drum 9, the feeding pipe 8 is located above the rotating drum 9 and fixedly provided with a water outlet pipe 11 with a valve 12, a pipe groove 21 is formed in the pipe shaft 23, the top of the pipe shaft 23 is rotatably installed in a sealing cover 18 in a sealing manner, a water inlet pipe 19 is installed on the sealing cover 18, an overflowing hole 17 for communicating the sealing cover 18 with the pipe groove 21 is formed in the pipe shaft 23, and a plurality of spray heads 22 are installed on the outer wall of the pipe shaft 23.

The water inlet pipe 19 is connected with a water source, when the sand hopper 2 needs to be cleaned, the motor drives the rotary drum 9 to rotate and block the discharging pipe 8, high-pressure water enters the pipe groove 21 from the sealing cover 18 through the flow holes 17 and is sprayed out by the spray head 22 under the rotation of the pipe shaft 23, the inner wall of the sand hopper 2 is cleaned, and the cleaned sewage is blocked at the upper section of the discharging pipe 8 by the rotary drum 9 and is discharged by the water outlet pipe 11.

In order to improve the sealing performance of the nozzle, in this embodiment, it is preferable that a rubber cover 10 is installed between the nozzle of the discharging pipe 8 and the bottom pipe body of the sand hopper 2.

In order to improve the stability of the sand hopper 2, the sand hopper further comprises a plurality of diagonal bracing members 4, one ends of the diagonal bracing members 4 are hinged to the sand hopper 2, the other ends of the diagonal bracing members 4 are hinged to the cold core machine body 1, and the plurality of diagonal bracing members 4 are arranged on the periphery of the spring supporting column 3 in a surrounding mode. Specifically, the diagonal support member 4 comprises a sleeve 6, a loop bar 5 and a compression spring, wherein the loop bar 5 is axially and slidably connected with the sleeve 6, and the compression spring is arranged between the sleeve 6 and the loop bar 5.

Modifications and variations of the present invention are within the scope of the claims and are not limited by the disclosure of the embodiments.

Claims

1. Cold core machine convenient to unloading, including the cold core machine body, sand hopper and sandblast device have been had on the cold core machine body, the feed inlet has been seted up on the sand hopper, its characterized in that: the sand hopper is positioned at the top of the cold core machine body, a discharging pipe is fixedly mounted at the top of the sand blasting device, a bottom pipe body of the sand hopper penetrates through a through hole and extends into the discharging pipe, the sand hopper is connected with the cold core machine body through a spring supporting column, a pipe shaft is vertically and rotatably mounted in the sand hopper, the top of the pipe shaft penetrates out of the sand hopper and is in transmission connection with a motor mounted at the top of the sand hopper through a belt pulley assembly, and the bottom of the pipe shaft extends into the bottom pipe body of the sand hopper and is fixedly provided with a spiral blade.

2. The cold core machine convenient for blanking of claim 1, wherein: the utility model discloses a tubular shaft, including unloading pipe, tubular shaft, seal cover, inlet tube, outlet tube, pipe channel, the both sides wall of the interlude of unloading pipe is convex pipe wall, and just be located convex pipe wall section rotation and install the rotary drum in the unloading pipe, set up the unloading passageway that link up in the rotary drum, the unloading pipe is located the top fixed mounting of rotary drum has the outlet pipe of taking the valve, the tube socket has in the tubular shaft, the sealed rotation in top of tubular shaft is installed in the seal cover, install the inlet tube on the seal cover, set up the discharge orifice that is used for making seal cover and tube socket intercommunication on the tubular shaft, a plurality of shower nozzles are installed to the outer wall of tubular shaft.

3. The cold core machine convenient for blanking of claim 1, wherein: and a rubber cover is arranged between the pipe orifice of the blanking pipe and the bottom pipe body of the sand hopper.

4. The cold core machine convenient for blanking of claim 1, wherein: the sand bucket type cold core machine is characterized by further comprising a plurality of inclined supporting pieces, one ends of the inclined supporting pieces are hinged to the sand bucket, the other ends of the inclined supporting pieces are hinged to the cold core machine body, and the inclined supporting pieces are arranged on the periphery of the spring supporting column in a surrounding mode.

5. The cold core machine convenient for blanking of claim 4, wherein: the diagonal support piece comprises a sleeve, a loop bar and a compression spring, the loop bar is connected with the sleeve in an axial sliding mode, and the compression spring is arranged between the sleeve and the loop bar.