阅读说明：本技术 一种砂芯铸造机注砂口用的封闭机构 (Sealing mechanism for sand injection port of sand core casting machine ) 是由 张锐龙 于 2020-07-31 设计创作，主要内容包括：本发明涉及汽车制动技术领域,具体是一种砂芯铸造机注砂口用的封闭机构,包括有四棱台结构的浇筑扩管和用于封闭浇筑口底部的封闭机构,所述封闭机构包括有两个封闭组件,其中一个所述封闭组件内设置有用于收集残留砂料的集砂组件,所述封闭机构包括有长条状的铲砂板和传动机构,所述集砂组件包括有安装在其中一个铲砂板上的传送带和安装在传送带上的集砂辊,所述集砂辊的中心线垂直于浇筑扩管的长度方向,所述铲砂板的长度方向平行于浇筑扩管的长度方向,本发明能够避免原料残留在模具的注水口上,减少原料浪费,能够解放人力,减小员工手动收集小堆砂料的步骤,从而提高工作效率。(The invention relates to the technical field of automobile braking, in particular to a sealing mechanism for a sand injection port of a sand core casting machine, which comprises a casting expanding pipe with a quadrangular frustum pyramid structure and a sealing mechanism for sealing the bottom of the casting port, wherein the sealing mechanism comprises two sealing components, one sealing component is internally provided with a sand collecting component for collecting residual sand, the sealing mechanism comprises a long-strip-shaped sand shoveling plate and a transmission mechanism, the sand collecting component comprises a transmission belt arranged on one sand shoveling plate and a sand collecting roller arranged on the transmission belt, the center line of the sand collecting roller is vertical to the length direction of the casting expanding pipe, the length direction of the sand shoveling plate is parallel to the length direction of the casting expanding pipe, the sealing mechanism can avoid the raw material from remaining on a water injection port of a mold, reduce the waste of the raw material, release manpower and reduce the step of manually collecting small sand piles by workers, thereby improving the working efficiency.)

1. The utility model provides a closing mechanism that sand core casting machine notes sand mouth was used which characterized in that: including the expanding of pouring (1) of quadrangular frustum pyramid structure and closing mechanism (2) that are used for sealing and pour mouthful bottom, the bottom of expanding of pouring (1) is the rectangle structure, closing mechanism (2) including two can be pouring expanding (1) width direction closing assembly, one of them be provided with in the closing assembly and be used for collecting collection sand subassembly (3) of remaining sand material, closing mechanism (2) are including rectangular form shovel sand board (5) and be used for driving shovel sand board (5) at the drive mechanism (4) of pouring expanding (1) width direction removal, collection sand subassembly (3) are including installing conveyer belt (31) on one of them shovel sand board (5) and installing collection sand roller (32) on conveyer belt (31), the central line perpendicular to of collection sand roller (32) pours the length direction of expanding (1), the length direction of the sand shoveling plate (5) is parallel to the length direction of the pouring expanding pipe (1).

2. The closing mechanism for the sand-pouring port of the sand core casting machine according to claim 1, characterized in that: racks (51) are fixedly arranged at two ends of the sand shoveling plate (5), the length direction of the racks (51) is vertical to the length direction of the sand shoveling plate (5), a slideway (52) for the rack (51) to slide is arranged at the inner side of the pouring expanding pipe (1), the inner side of the pouring expanding pipe (1) is provided with a plurality of first gears (41) which are meshed with all the racks (51) through rotating shafts (44), the axial line of the rotating shaft (44) is parallel to the length direction of the pouring expansion pipe (1), one end of the rotating shaft (44) positioned outside the pouring expansion pipe (1) is fixedly provided with a second gear (42), the upper part of the outer side of the pouring expansion pipe (1) is provided with a double-head motor (45) and a bearing seat (46), the two ends of the double-head motor (45) are respectively provided with a third gear (43) which is matched with the bearing seat (46) in a rotating way, the third gear (43) is in transmission fit with the corresponding second gear (42) through a crawler belt (47).

3. The closing mechanism for the sand-pouring port of the sand core casting machine according to claim 2, characterized in that: one of them be provided with connecting plate (53) that supply album sand subassembly (3) installation on shovel sand board (5), connecting plate (53) also are the rectangle structure and are parallel with the length direction of its length direction and shovel sand board (5), the both ends of connecting plate (53) are provided with driving motor (33) and fixed pulley (34) respectively, conveyer belt (31) are overlapped respectively on the output of fixed pulley (34) and driving motor (33), fixedly connected with connecting block on conveyer belt (31), album sand roller (32) are fixed on the connecting block.

4. The closing mechanism for the sand-pouring port of the sand core casting machine according to claim 3, characterized in that: the connecting plate (53) is provided with an avoidance strip hole (54) for avoiding the sand collecting roller (32).

5. The closing mechanism for the sand-pouring port of the sand core casting machine according to claim 1, characterized in that: the sand collecting roller (32) is located a bulge (35) with a V-shaped structure between the two sand shoveling plates (5), an oblique angle is arranged on one side, close to each other, of the two sand shoveling plates (5), and the angle of the oblique angle is the same as the included angle of the bulge (35).

6. The closing mechanism for the sand-pouring port of the sand core casting machine according to claim 3, characterized in that: an avoidance notch (55) is formed in the back side, located on the driving motor (33), of the pouring expanding pipe (1).

Technical Field

The invention relates to the technical field of automobile braking, in particular to a sealing mechanism for a sand injection port of a sand core casting machine.

Background

The brake caliper body is at the process of casting, need use the cooperation of psammitolite, current psammitolite casting machine is annotated sand at the notes sand mouth of mould and is filled up the mould, the psammitolite casting machine is after the compound die step, begin to annotate sand material to the die cavity after the compound die, after the cavity is filled up, annotate the sand pipeline and reset, be located a plurality of mould and annotate and remain a plurality of little heap of sand material on the sand mouth, at the fashioned in-process of psammitolite, there is staff's manual collection and send into the garbage collection bucket or other uses with these little heap of sand material, cause the waste of psammitolite sand material, occupy the human cost simultaneously.

Disclosure of Invention

The invention aims to provide a sealing mechanism for a sand injection port of a sand core casting machine, which solves the problems in the background technology.

The technical scheme of the invention is as follows:

the utility model provides a closing mechanism that sand core casting machine notes sand mouth was used, includes the sealing mechanism that the expand tube of pouring of quadrangular frustum of a prism structure and be used for sealing the mouth bottom of pouring, the bottom of pouring the expand tube is the rectangle structure, closing mechanism is including two can be pouring the close subassembly that expand tube width direction subtend opened and shut, one of them be provided with the sand collection subassembly that is used for collecting remaining sand material in the close subassembly, closing mechanism is including rectangular form shovel sand board and being used for driving the drive mechanism that shovel sand board was being pour the expand tube width direction and remove, the sand collection subassembly is including installing the conveyer belt on one of them shovel sand board and installing the sand collection roller on the conveyer belt, the central line of sand collection roller is perpendicular to pours the length direction of expand tube, the length direction of shovel sand board is on a parallel with the length direction of expand tube.

The equal fixed mounting in both ends of shovel sand board has the rack, the length direction of rack is perpendicular with the length direction of shovel sand board, it is provided with the gliding slide of confession rack to pour the expander inboard, it has a plurality of and all rack toothing's first gear to pour the expander inboard through the rotation axis rotation, the axis of rotation axis is on a parallel with the length direction of pouring the expander, and all rotation axes are located the one end fixed mounting who pours the expander outside has the second gear, and the outside upper portion of pouring the expander is provided with double-end motor and bearing frame, double-end motor's both ends all install with the bearing frame on the normal running fit have the third gear, the third gear passes through the track transmission cooperation with the second gear that corresponds.

One of them be provided with the connecting plate that supplies album sand unit mount on the shovel sand board, the connecting plate also is the rectangle structure and is parallel with its length direction and the length direction of shovel sand board, the both ends of connecting plate are provided with driving motor and fixed pulley respectively, the conveyer belt overlaps respectively on the output of fixed pulley and driving motor, fixedly connected with connecting block on the conveyer belt, album sand roller is fixed on the connecting block.

The connecting plate is provided with an avoiding strip hole for avoiding the sand collecting roller.

The sand collecting roller is located a bulge with a V-shaped structure between the two sand shoveling plates, an oblique angle is arranged on one side, close to each other, of the two sand shoveling plates, and the angle of the oblique angle is the same as the included angle of the bulge.

And an avoiding notch is formed in the back side of the pouring expanding pipe, which is located on the driving motor.

The invention provides a sealing mechanism for a sand injection port of a sand core casting machine through improvement, and compared with the prior art, the sealing mechanism has the following improvements and advantages:

one is as follows: the invention can avoid the raw material remaining on the water injection port of the die and reduce the waste of the raw material.

The second step is as follows: the invention can liberate manpower and reduce the steps of manually collecting small piled sand materials by staff, thereby improving the working efficiency.

Drawings

The invention is further explained below with reference to the figures and examples:

FIG. 1 is a schematic perspective view of the present invention and a sand core casting machine;

FIG. 2 is a schematic perspective view of a casting pipe expanding and closing mechanism and a sand casting machine according to the present invention;

FIG. 3 is a schematic perspective view of a second embodiment of the present invention;

FIG. 4 is a third schematic perspective view of the casting and expanding and closing mechanism and sand casting machine of the present invention;

FIG. 5 is a first schematic perspective view of the closure mechanism and sand trap assembly of the present invention;

FIG. 6 is a schematic perspective view of a second embodiment of the sealing mechanism and sand trap assembly of the present invention;

FIG. 7 is a first schematic perspective view of the closure mechanism of the present invention;

FIG. 8 is a schematic perspective view of the second closure mechanism of the present invention;

description of reference numerals:

the device comprises a pouring expanding pipe 1, a sealing mechanism 2, a sand collecting component 3, a conveyor belt 31, a sand collecting roller 32, a driving motor 33, a fixed pulley 34, a protrusion 35, a transmission mechanism 4, a first gear 41, a second gear 42, a third gear 43, a rotating shaft 44, a double-head motor 45, a bearing seat 46, a crawler belt 47, a sand shoveling plate 5, a rack 51, a slide rail 52, a connecting plate 53, an avoiding strip hole 54, an avoiding notch 55 and a sand pouring pipe 6.

Detailed Description

The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a sealing mechanism for a sand injection port of a sand core casting machine through improvement, as shown in figures 1-8, the sealing mechanism comprises a casting expanding pipe 1 with a quadrangular frustum pyramid structure and a sealing mechanism 2 for sealing the bottom of the casting port, the bottom of the casting expanding pipe 1 is in a rectangular structure, the sealing mechanism 2 comprises two sealing components which can be oppositely opened and closed in the width direction of the casting expanding pipe 1, a sand collecting component 3 for collecting residual sand materials is arranged in one sealing component, the sealing mechanism 2 comprises a long-strip-shaped sand shoveling plate 5 and a transmission mechanism 4 for driving the sand shoveling plate 5 to move in the width direction of the casting expanding pipe 1, the sand collecting component 3 comprises a conveyor belt 31 arranged on one sand shoveling plate 5 and a sand collecting roller 32 arranged on the conveyor belt 31, the central line of the sand collecting roller 32 is perpendicular to the length direction of the casting expanding pipe 1, the length direction of shovel sand board 5 is on a parallel with the length direction who pours the extension 1, pours the notes sand pipe 6 that is provided with the mouth of a river of a plurality of butt joint mould in the extension 1, and when the mould was filled up, start two shovel sand board 5 opposite direction movements of closing mechanism 2, stop up all notes sand pipe 6, shoveled the sand material on the mould completely, avoided remaining sand material on the mould.

The both ends of shovel sand board 5 all fixed mounting have rack 51, the length direction of rack 51 is perpendicular with the length direction of shovel sand board 5, it is provided with the gliding slide 52 of confession rack 51 to pour expander 1 inboard, it has a plurality of first gear 41 with all rack 51 meshings to pour expander 1 inboard through rotation axis 44 rotation, the axis of rotation axis 44 is on a parallel with the length direction of pouring expander 1, the one end fixed mounting that all rotation axis 44 are located outside pouring expander 1 has second gear 42, the outside upper portion of pouring expander 1 is provided with double-end motor 45 and bearing frame 46, the both ends of double-end motor 45 all install with rotate on the bearing frame 46 and cooperate there is third gear 43, third gear 43 passes through track 47 transmission cooperation with corresponding second gear 42, and all third gears 43 of double-end motor 45 drive are rotatory, drive all second gears 42 rotatory, then drives all the first gears 41 and then drives the rack 51 to move on the slide ways 52, thereby realizing the opening and closing of the two sand shoveling plates 5.

One of them be provided with the connecting plate 53 that supplies the installation of collection sand subassembly 3 on the shovel sand board 5, connecting plate 53 also is the rectangle structure and is parallel with its length direction and the length direction of shovel sand board 5, the both ends of connecting plate 53 are provided with driving motor 33 and fixed pulley 34 respectively, the conveyer belt 31 overlaps respectively on the output of fixed pulley 34 and driving motor 33, fixedly connected with connecting block on the conveyer belt 31, collection sand roller 32 fixes on the connecting block, and driving motor 33's output is rotatory for conveyer belt 31 begins to rotate, makes the connecting block remove along the length direction of shovel sand board 5, makes collection sand roller 32 remove along the length direction of shovel sand board 5, cleans shovel sand board 5, will remain the sand material on shovel sand board 5 and put together.

The connecting plate 53 is provided with an avoidance strip hole 54 for avoiding the sand collecting roller 32, so that the sand collecting roller 32 can move stably in the avoidance strip hole 54.

The sand collecting roller 32 is located the arch 35 that is provided with the V-arrangement structure between two shovel sand boards 5, and one side that two shovel sand boards 5 are close to each other is provided with and has fallen the oblique angle, the angle on oblique angle is the same with bellied 35's contained angle, and the port of notes sand pipe 6 is provided with and is used for dodging the breach of shovel sand board 5.

The back side of the pouring expanding pipe 1 located on the driving motor 33 is provided with an avoiding notch 55, so that when the two sand shoveling plates 5 move back to back, the driving motor 33 is guaranteed to move stably, and the two sand shoveling plates 5 can be completely opened.

The working principle is as follows:

when the mould is full, two sand shoveling plates 5 of the closing mechanism 2 are started to move oppositely, all the sand injecting pipes 6 are blocked, sand on the mould is shoveled completely, and residual sand is avoided on the mould.

The double-head motor 45 drives all the third gears 43 to rotate, drives all the second gears 42 to rotate, then drives all the first gears 41, and then drives the rack 51 to move on the slideway 52, thereby realizing the opening and closing of the two sand shoveling plates 5.

The output of driving motor 33 is rotatory for conveyer belt 31 begins to rotate, makes the connecting block remove along the length direction of shovel sand board 5, makes album sand roller 32 remove along the length direction of shovel sand board 5, cleans shovel sand board 5, will remain the sand material on shovel sand board 5 and collect.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.