CN210498228U

CN210498228U - Sand cooling machine

Info

Publication number: CN210498228U
Application number: CN201921537890.4U
Authority: CN
Inventors: 王佳俊
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-16
Filing date: 2019-09-16
Publication date: 2020-05-12
Anticipated expiration: 2029-09-16

Abstract

The utility model relates to a sand treatment facility technical field, its aim at provides a cold sand machine. The adopted technical scheme is as follows: a sand cooling machine comprises a fixed cylinder, a roller movably arranged in the fixed cylinder in a penetrating mode, a rotary driving device driving the roller to rotate, a cooling pipe movably arranged in the roller in a penetrating mode, a support fixedly connected with the rotary driving device and the cooling pipe, and a spraying pipe arranged between the inner wall of the fixed cylinder and the outer wall of the roller. The utility model discloses effectual and the cooling efficiency height of cooling to red sand.

Description

Sand cooling machine

Technical Field

The utility model relates to a sand treatment facility technical field especially relates to a cold sand machine.

Background

The sand processing machine is indispensable corollary equipment in the lost foam casting process, along with the improvement of sand mould casting process degree of automation, increases thereupon to sand cyclic utilization's degree, however, the too high problem of sand temperature appears easily in the recycle molding sand, and the too high casting quality that can lead to the foundry goods of sand temperature descends. Among the prior art, when cooling down red sand, add water humidification operation to red sand through artifical manual usually, cool off red sand through artifical mode, this kind of mode is low excessively to sand cooling's efficiency, and cold sand effect is not ideal, can't effectively guarantee the continuation of production.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model provides a sand cooling machine.

The utility model adopts the technical proposal that:

a sand cooling machine comprises a fixed cylinder, a roller movably arranged in the fixed cylinder in a penetrating mode, a rotary driving device driving the roller to rotate, a cooling pipe movably arranged in the roller in a penetrating mode, a support fixedly connected with the rotary driving device and the cooling pipe, and a spraying pipe arranged between the inner wall of the fixed cylinder and the outer wall of the roller.

Preferably, the sand cooling machine further comprises a material raising plate, one end of the material raising plate is fixedly connected with the inner wall of the roller, and the other end of the material raising plate extends towards the central axis of the roller.

Further preferably, the sand cooling machine further comprises a baffle, one end of the baffle is connected with one end, away from the inner wall of the roller, of the lifting plate, and an included angle between the lifting plate and the baffle is an obtuse angle.

Further preferably, the plurality of lifting plates and the baffle are arranged in a matched mode, and the plurality of lifting plates are arranged in a surrounding mode along the inner wall of the roller.

Preferably, the roller is arranged along one end close to the feed inlet and downwards inclined towards one end close to the discharge outlet.

Preferably, the cooling pipe comprises a water inlet pipe, a water outlet pipe, a water diversion plate and a water diversion pipe arranged between the water inlet pipe and the water outlet pipe; the water inlet pipe and the water outlet pipe are respectively located at two ends of the roller, two water distribution plates are arranged, the water outlet end of the water inlet pipe is fixedly connected with one water distribution plate, the water inlet end of the water outlet pipe is fixedly connected with the other water distribution plate, water distribution holes are formed in the water distribution plates, and two ends of the water diversion pipe are respectively arranged in the water distribution holes formed in the two water distribution plates in a penetrating mode.

Preferably, the rotary driving device comprises a driven gear fixedly sleeved on the drum, a driving gear meshed with the driven gear and a driving machine driving the driving gear to rotate, and the driving machine and the driving gear are both arranged on the support.

Further preferably, the rotary driving device further comprises a speed reducer, and the driving gear is connected with the driving machine through the speed reducer.

Preferably, the sand cooling machine further comprises a backing ring fixedly sleeved on the roller and a carrier roller movably connected with the backing ring, and the carrier roller is arranged on the bracket; the two support rings are matched with the carrier roller and are respectively positioned on two sides of the roller.

Preferably, the sand cooling machine further comprises a kiln head and a discharging hopper, wherein the kiln head is communicated with the discharge hole of the roller, the discharging hopper is positioned at the bottom of the kiln head, the kiln head is communicated with the discharging hopper, and the upper part of the kiln head is provided with an air outlet.

The beneficial effects of the utility model are concentrated and are embodied in: good cooling effect and high cooling efficiency to the red sand. Specifically, in the implementation process of the utility model, firstly, the red sand enters the roller from the feed inlet, and then the roller is driven by the rotary driving device to rotate axially to drive the red sand to turn over in the roller; meanwhile, cold water is filled into the cooling pipe, and the cold water is sprayed out of the spraying pipe to the outer wall of the roller; in this process, shower spun cold water and cylinder outer wall contact, make the cylinder cooling, red sand constantly can contact with cylinder and cooling tube when the cylinder internal rotation simultaneously, all forms the difference in temperature between cylinder and the red sand this moment, between red sand and the cold water pipe to effectively reduce the temperature of red sand, effectual and the cooling efficiency height of cooling to red sand.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the internal structure of the structure shown in FIG. 1;

FIG. 3 is a longitudinal sectional view of the fixed cylinder and the rotary drum according to the present invention;

fig. 4 is a schematic structural diagram of the cooling tube of the present invention.

In the figure: 1-a fixed cylinder; 2-a roller; 31-a driven gear; 32-a drive gear; 33-a driver; 34-a speed reducer; 4-a cooling pipe; 41-a water inlet pipe; 42-a water outlet pipe; 43-a water diversion plate; 44-a water conduit; 5-a bracket; 6-a spray pipe; 7-a material raising plate; 8-a baffle plate; 9-trunnion ring; 10-carrying roller; 11-kiln head; 12-a discharge hopper; 13-feeding hopper.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "upper", "front", "rear", "left", "right", "bottom", "side", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present embodiments.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.

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

Example 1:

the embodiment provides a sand cooling machine, as shown in fig. 1 and 2, including solid fixed cylinder 1, the cylinder 2 in solid fixed cylinder 1 is worn to establish in the activity, 2 pivoted rotary driving device of drive roller, the activity is worn to establish at 2 inside cooling tubes 4 of cylinder, with the equal fixed connection's of rotary driving device and cooling tubes 4 support 5 and set up shower 6 between solid fixed cylinder 1 inner wall and 2 outer walls of cylinder, the axis of solid fixed cylinder 1, the axis of cylinder 2 and the equal horizontal setting of axis of cooling tubes 4, the feed inlet has been seted up to the one end of cylinder 2, the feed inlet communicates with the space between 2 inner walls of cylinder and the 4 outer walls of cooling tubes, the discharge gate has been seted up to the other end of cylinder 2. In this embodiment, the water outlet has been seted up to the bottom of fixed section of thick bamboo 1, and the feed inlet intercommunication of cylinder 2 is provided with feeder hopper 13.

In the implementation process of the embodiment, firstly, red sand (sand with the temperature of more than 200 ℃) enters the roller 2 from the feeding hole, and then the roller 2 is driven by the rotary driving device to rotate axially to drive the red sand to turn over in the roller 2; meanwhile, cold water is filled into the cooling pipe 4, and the cold water is sprayed out of the spraying pipe 6 to the outer wall of the roller 2; in this process, 6 spun cold water of shower and 2 outer wall contacts of cylinder, make cylinder 2 cooling, and red sand can constantly contact with cylinder 2 and cooling tube 4 when 2 rotations of cylinder simultaneously, all form the difference in temperature between cylinder 2 and the red sand this moment, between red sand and the cold water pipe 4 to effectively reduce the temperature of red sand, effectual and the cooling efficiency height of cooling to red sand.

Preferably, in order to improve the cooling effect of the spray pipe 6 on the roller 2, the spray pipe 6 is positioned at the top of the roller 2, so that the cold water in the spray pipe 6 can be fully contacted with the roller 2.

It should be noted that, in order to avoid the problem that the raise dust is too big when the sand is discharged from the discharge gate, one side that is close to the discharge gate in the cylinder 2 is provided with the dust guard, the one end of dust guard and the inner wall fixed connection of cylinder 2, the other end downwardly extending setting of dust guard.

In this embodiment, for further promoting the cooling effect to the red sand, the cold sand machine still includes the lifting blade 7, as shown in fig. 3, the one end of lifting blade 7 and the inner wall fixed connection of cylinder 2, the other end of lifting blade 7 extends the setting to the axis direction of cylinder 2.

Further, the cold sand machine still includes baffle 8, and the one end of baffle 8 is connected with the one end that the inner wall of cylinder 2 was kept away from to lifting blade 7, and the contained angle between lifting blade 7 and the baffle 8 is the obtuse angle.

Further, the material raising plates 7 and the baffle plates 8 are arranged in a plurality of matching modes, and the material raising plates 7 are arranged in a surrounding mode along the inner wall of the roller 2.

It should be noted that, cylinder 2 rotates the in-process, can drive lifting blade 7 and rotate around the axle center of cylinder 2, and red sand is piled up in the portion of establishing of pressing from both sides of lifting blade 7 and baffle 8, and lifting blade 7 can drive red sand and remove to the top in cylinder 2, and lifting blade 7 lasts to rotate and can drive red sand to lift and unrestrained on cold water pipe 4 to improve the area of contact of red sand and cold water pipe 4, further promote the cooling efficiency of red sand.

In this embodiment, the roller 2 is arranged along the end close to the feeding hole and inclined downwards to the end close to the discharging hole. It should be noted that, with such an arrangement, after the red sand is cooled, the sand can slowly slide out of the roller 2 under the repeated rotation of the material raising plate by using the height drop formed by the inclination of the roller 2, and finally is discharged from the discharge port of the roller 2, so that the sand is conveniently discharged.

In this embodiment, as shown in fig. 4, the cooling pipe 4 includes a water inlet pipe 41, a water outlet pipe 42, a water diversion plate 43, and a water diversion pipe 44 disposed between the water inlet pipe 41 and the water outlet pipe 42; the water inlet pipe 41 and the water outlet pipe 42 are respectively positioned at two ends of the roller 2, two water distribution plates 43 are arranged, the water outlet end of the water inlet pipe 41 is fixedly connected with one water distribution plate 43, the water inlet end of the water outlet pipe 42 is fixedly connected with the other water distribution plate 43, water distribution holes are formed in the water distribution plates 43, and two ends of the water diversion pipe 44 are respectively arranged in the water distribution holes formed in the two water distribution plates 43 in a penetrating manner; the water diversion pipe 44 is provided with a plurality of, and the water diversion holes arranged on the two water diversion plates 43 are matched with the water diversion pipe 44 and are provided with a plurality of.

In this embodiment, the rotation driving device includes a driven gear 31 fixedly sleeved on the drum 2, a driving gear 32 engaged with the driven gear 31, and a driving gear 33 for driving the driving gear 32 to rotate, and both the driving gear 33 and the driving gear 32 are disposed on the bracket 5. It should be noted that the output end of the driving machine 33 is fixedly connected to the central axis of the driving gear 32, the driving gear 32 is engaged with the driven gear 31, and the driving machine 33 can be implemented by, but not limited to, a rotating motor, a rotating cylinder, etc. and is used for driving the driving gear 32 to rotate, so as to drive the axis of the drum 2 to rotate.

Further, the rotary drive device further includes a speed reducer 34, and the drive gear 32 is connected to the drive motor 33 through the speed reducer 34. The speed reducer 34 can stabilize the driving force of the driving gear 32 from the driving machine 33, thereby improving the stability of the rotation of the axis of the drum 2.

In this embodiment, the sand cooling machine further comprises a backing ring 9 fixedly sleeved on the roller 2 and a carrier roller 10 movably connected with the backing ring 9, and the carrier roller 10 is arranged on the bracket 5; the two support rings 9 and the two carrier rollers 10 are arranged in a matching way, and the two support rings 9 are respectively positioned at two sides of the roller 2. It should be noted that, the arrangement of the trunnion ring 9 and the idler 10 can serve the purpose of supporting the roller 2, and is beneficial to the stable operation of the roller 2.

In this embodiment, the sand cooling machine further comprises a kiln head 11 communicated with the discharge port of the roller 2 and a discharge hopper 12 positioned at the bottom of the kiln head 11, the kiln head 11 is arranged on the support 5, the kiln head 11 is communicated with the discharge hopper 12, and an air outlet is formed in the upper part of the kiln head 11. It should be noted that, after the cooled sand is discharged from the roller 2, the sand is discharged into the discharging hopper 12 through the discharging port of the kiln head 11, and the kiln head 11 is separately and fixedly mounted at the tail of the roller 1, which does not affect the rotation of the roller 2 and is convenient for the treatment of raised ash.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. The utility model provides a sand cooling machine which characterized in that: the rotary drum type cooling device comprises a fixed drum (1), a rotary drum (2) movably arranged in the fixed drum (1) in a penetrating mode, a rotary driving device for driving the rotary drum (2) to rotate, a cooling pipe (4) movably arranged in the rotary drum (2) in a penetrating mode, a support (5) fixedly connected with the rotary driving device and the cooling pipe (4) in a fixed mode, and a spray pipe (6) arranged between the inner wall of the fixed drum (1) and the outer wall of the rotary drum (2), wherein a middle shaft of the fixed drum (1), a middle shaft of the rotary drum (2) and a middle shaft of the cooling pipe (4) are transversely arranged, a feed inlet is formed in one end of the rotary drum (2), and a discharge outlet is formed in the other end.

2. A sand cooling machine according to claim 1, wherein: the cold sand machine further comprises a lifting plate (7), one end of the lifting plate (7) is fixedly connected with the inner wall of the roller (2), and the other end of the lifting plate (7) extends towards the middle shaft of the roller (2).

3. A sand cooling machine according to claim 2, wherein: the sand cooling machine further comprises a baffle (8), one end of the baffle (8) is connected with one end, away from the inner wall of the roller (2), of the lifting plate (7), and an included angle between the lifting plate (7) and the baffle (8) is an obtuse angle.

4. A sand cooling machine according to claim 3, wherein: the lifting plates (7) and the baffle plates (8) are arranged in a plurality of matching modes, and the lifting plates (7) are arranged in a surrounding mode along the inner wall of the roller (2).

5. A sand cooling machine according to any one of claims 2 to 4, wherein: the roller (2) is arranged along one end close to the feed inlet and downwards inclined towards one end close to the discharge outlet.

6. A sand cooling machine according to claim 1, wherein: the cooling pipe (4) comprises a water inlet pipe (41), a water outlet pipe (42), a water distribution plate (43) and a water conduit (44) arranged between the water inlet pipe (41) and the water outlet pipe (42); the water inlet pipe (41) and the water outlet pipe (42) are respectively located at two ends of the roller (2), two water distribution plates (43) are arranged, the water outlet end of the water inlet pipe (41) is fixedly connected with one water distribution plate (43), the water inlet end of the water outlet pipe (42) is fixedly connected with the other water distribution plate (43), water distribution holes are formed in the water distribution plates (43), and two ends of the water diversion pipe (44) are respectively arranged in the water distribution holes formed in the two water distribution plates (43) in a penetrating mode.

7. A sand cooling machine according to claim 1, wherein: the rotary driving device comprises a driven gear (31) fixedly sleeved on the roller (2), a driving gear (32) meshed with the driven gear (31) and a driving machine (33) driving the driving gear (32) to rotate, wherein the driving machine (33) and the driving gear (32) are both arranged on the support (5).

8. A sand cooling machine according to claim 7, characterized in that: the rotary driving device also comprises a speed reducer (34), and the driving gear (32) is connected with the driving machine (33) through the speed reducer (34).

9. A sand cooling machine according to claim 1, wherein: the sand cooling machine further comprises a supporting ring (9) fixedly sleeved on the roller (2) and a carrier roller (10) movably connected with the supporting ring (9), and the carrier roller (10) is arranged on the bracket (5); the two support rings (9) and the two carrier rollers (10) are arranged in a matched mode, and the two support rings (9) are respectively located on two sides of the roller (2).

10. A sand cooling machine according to claim 1, wherein: the sand cooling machine further comprises a kiln head (11) communicated with a discharge hole of the roller (2) and a discharging hopper (12) positioned at the bottom of the kiln head (11), the kiln head (11) is communicated with the discharging hopper (12), and an air outlet is formed in the upper portion of the kiln head (11).