CN220698160U - Sand separating device for loading brake drum with precoated sand for manufacturing - Google Patents

Abstract

The utility model discloses a sand separating device for manufacturing a precoated sand brake drum, which comprises a quantitative feeding device, wherein the quantitative feeding device is supported by a support frame, and a discharge pipe of the quantitative feeding device is coupled with the sand separating device; the sand separating device comprises a transmission device and a sand separating main body, the sand separating main body is fixed on the support frame to rotate through the transmission device, and sand separating cones of different levels connected on the sand separating main body through connecting rods are used for carrying out uniform blanking on a horizontal plane on the sand body discharged from the discharge pipe. This application device is through the branch sand cone of toper shape with sand material dispersion, and the rethread lower floor divides sand cone to receive the sand material of upper strata branch sand cone and evenly disperses once more, realizes the evenly distributed of sand material on same horizontal plane then, prevents that sand material from piling up when falling down, reduces follow-up flat sand work to mechanical or artificial influence, improves work efficiency.

Description

Sand separating device for loading brake drum with precoated sand for manufacturing

Technical Field

The utility model relates to the technical field of precoated sand brake drums, in particular to a sand separating device for manufacturing a precoated sand brake drum and feeding.

Background

At present, the existing production of the precoated sand brake drum mainly has two modes, namely a manual molding production mode, and the other is a molding machine or precoated sand line production mechanized operation, wherein the manual molding production mode has the defects of high labor intensity, poor working environment, low efficiency and low quality substandard finished product rate although being less in investment, so the manual molding production mode is still in production, but is not suitable for future large-scale production development trend, and the existing second molding machine or precoated sand line mechanized operation can meet the requirement of batch large-scale production, thereby greatly improving the production efficiency. However, when the brake drum is filled with sand, as the feeding device is provided with the discharge hole and only provided with the discharge hole, the precoated sand can be only accumulated at one part when entering the brake drum, and then the precoated sand is accumulated into a conical shape in the brake drum, in the subsequent process, the precoated sand needs to be smoothed by a manual or mechanical sand flattening device, so that the operation is more laborious, and meanwhile, due to the fact that the smooth friction force is generated between the precoated sand and the sand flattening device or between the precoated sand and the manual, the mechanical abrasion degree can be accelerated, the manual operation is easy to injure, and the working efficiency of the precoated sand brake drum during manufacturing can be influenced.

Disclosure of Invention

In view of the foregoing drawbacks and shortcomings of the prior art, it is desirable to provide a sand separating device for manufacturing a precoated sand brake drum for loading.

According to the technical scheme provided by the embodiment of the application, the sand separating device for manufacturing the precoated sand brake drum comprises a quantitative feeding device, wherein the quantitative feeding device is supported by a support frame, and a sand separating device is coupled to a discharge pipe of the quantitative feeding device; the sand separating device comprises a transmission device and a sand separating main body, the sand separating main body rotates through the transmission device fixed on the supporting frame, and sand separating cones of different levels connected through connecting rods on the sand separating main body uniformly discharge sand bodies discharged from the discharge pipe on the horizontal plane.

Further, divide sand main part through rotary connecting device rotary connection discharging pipe, rotary connecting device passes through belt pulley connection transmission, realizes dividing the rotation of sand main part.

Further, the rotary connecting device comprises a swivel and a rotary rod, the swivel is sleeved on the discharge pipe in a sliding mode, the two ends of the rotary rod are fixedly connected with the swivel and the connecting rod respectively, the rotary connecting device is connected with the discharge pipe and can rotate relative to the discharge pipe, the inner end face of the swivel is provided with a bulge which is connected with the discharge pipe in a sliding mode, and the outer end face of the discharge pipe is provided with a groove corresponding to the bulge.

Further, divide sand cone to include first layer branch sand cone and second floor branch sand cone, and the second floor divides sand cone to pass through the connecting rod to be fixed in the side of first layer branch sand cone below, and two layers of branch sand cones can make sand material can evenly disperse at same horizontal plane.

Further, the connecting rod comprises a vertical rod and a horizontal rod, the plurality of horizontal rods are fixedly connected with the lower end part of the vertical rod, and the plurality of horizontal rods are positioned on the same horizontal plane, so that the sand separation cones of different levels can be conveniently changed in height.

Further, be equipped with electronic ooff valve and weighing device on the ration loading attachment, realize the ration material loading, realize automaticly, save the manual work.

To sum up, the beneficial effects of this application: according to the device, the rotatable sand separating main body is arranged on the blanking pipe of the precoated sand brake drum feeding device, and sand discharged from the blanking pipe is uniformly distributed on a horizontal plane; this application device is through the branch sand cone of toper shape with sand material dispersion, and the rethread lower floor divides sand cone to receive the sand material of upper strata branch sand cone and evenly disperses once more, realizes the evenly distributed of sand material on same horizontal plane then, prevents that sand material from piling up when falling down, reduces follow-up flat sand work to mechanical or artificial influence, improves work efficiency.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:

FIG. 1 is a schematic elevational view of the overall apparatus of the present utility model;

FIG. 2 is a schematic diagram of a connection structure between a rotary connection device and a sand separating main body according to the present utility model;

fig. 3 is a schematic diagram of a connection structure of the sand separating body of the present utility model.

Reference numerals in the drawings: quantitative feeding device-1; a discharging pipe-11; a support frame-2; sand separating device-3; a transmission means-31; a sand separating main body-32; a connecting rod-321; sand separation cone-322; a first layer of sand separation cone-3221; a second layer of sand separation cone-3222; a rotary connection means-33; swivel-331; rotating lever-332.

Detailed Description

The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in FIG. 1, a quantitative feeding device 1 is fixed on a support frame 2, the upper end part of the quantitative feeding device 1 is a feeding hopper, a quantitative hopper is arranged right below a discharge hole at the lower end part of the feeding hopper, an electric switch valve is arranged at the discharge hole, and a weighing device is arranged on the quantitative hopper; the sand separating device 3 is arranged on the discharging pipe 11 at the lower end part of the quantifying hopper in a coupling way, the sand separating device 3 comprises a transmission device 31 fixed on the supporting frame 2 and a sand separating main body 32 which is rotated through the transmission device 31, a belt pulley is fixedly sleeved on a transmission shaft of the transmission device 31, a belt pulley is arranged on a rotating ring 331 of the rotating connecting device 33, and the two belt pulleys are connected through a belt, so that the rotating ring 331 can be driven to rotate by starting the transmission device 31, and then the rotating connecting device 33 is driven to rotate;

as shown in fig. 1 and 2, the sand separating main body 32 is rotatably sleeved on the discharge pipe 11 through a rotary connecting device 33, a rotary ring 331 on the rotary connecting device 33 is slidably connected with the discharge pipe 11 and can rotate relative to the discharge pipe 11, an inverted L-shaped rotary rod 332 is fixedly arranged on the side end surface of the rotary ring 331, and two ends of the rotary rod 332 are fixedly connected with the rotary ring 331 and the connecting rod 321 respectively;

as shown in fig. 3, the connecting rod 321 includes a vertical rod vertically placed and a horizontal rod fixed at the lower end of the vertical rod and located on the same horizontal plane, a plurality of sand separation cones 322 are respectively fixed on the vertical rod and the horizontal rod, a first sand separation cone 3221 is fixed on the upper end surface of the vertical rod, a second sand separation cone 3222 is located on the horizontal rod below the vertical rod, and the diameter of a circle surrounded by the plurality of second sand separation cones 3222 is greater than the diameter of the first sand separation cone 3221.

When in use, firstly sand materials are arranged in the feeding hopper of the quantitative feeding device 1, then the electronic switch valve at the discharge hole at the lower end part of the feeding hopper is opened by the control device, so that the sand materials in the feeding hopper fall into the quantitative hopper, after the sand materials are weighed to a preset value by the weighing device on the quantitative hopper, the electronic switch valve on the feeding hopper is closed by a signal transmission, so that the sand materials can not continuously fall, at the moment, the electronic switch valve on the discharge pipe 11 at the lower end part of the quantitative hopper is opened by the control device, so that the sand materials in the quantitative hopper fall onto the first layer sand separation cone 3221 of the sand separation device 3,

the weighing device on the weighing hopper is an electronic weighing device, generally a mass sensor, and the working principle is the same as that of an automatic weighing device for powder of used instruments such as industrial equipment, so that automatic weighing can be realized.

When the sand falls onto the first layer of sand separation cone 3221, the transmission device 31 is started, so that the rotary connecting device 33 rotates, and the sand separation main body 32 is driven to rotate;

when the sand falls onto the first layer of sand separation cone 3221, the sand is dispersed towards the side end of the first layer of sand separation cone 3221 by the vertical center line of the first layer of sand separation cone 3221, and the dispersed sand is dispersed again by the second layer of sand separation cone 3222 in the inclined falling process, so that the sand is uniformly dispersed on the same horizontal plane until falling into the precoated sand brake drum, and only one sand outlet of the quantitative feeding device 1 is prevented, so that the sand forms a cone shape in the precoated sand brake drum, and the abrasion of the subsequent smoothing device is influenced.

The above description is only illustrative of the preferred embodiments of the present application and of the principles of the technology employed. Meanwhile, the scope of the utility model referred to in this application is not limited to the technical solutions of the specific combination of the above technical features, but also covers other technical solutions formed by any combination of the above technical features or their equivalents without departing from the inventive concept. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.

Claims (6)

1. Sand separating device for manufacturing precoated sand brake drum feeding is characterized in that: comprising the steps of (a) a step of,

the quantitative feeding device (1), the quantitative feeding device (1) is supported by a supporting frame (2), and a sand separating device (3) is coupled on a discharging pipe (11) of the quantitative feeding device (1);

the sand separating device (3) comprises a transmission device (31) and a sand separating main body (32), the sand separating main body (32) is fixed on the support frame (2) through the transmission device (31) to realize rotation, and sand separating cones (322) of different levels connected on the sand separating main body (32) through connecting rods (321) are used for uniformly discharging sand discharged from the discharge pipe (11) on a horizontal plane.

2. The sand separating device for loading of manufacturing precoated sand brake drums according to claim 1, wherein: the sand separating main body (32) is rotationally connected with the discharging pipe (11) through a rotary connecting device (33), and the rotary connecting device (33) is connected with the transmission device (31) through a belt pulley.

3. The sand separating device for loading of manufacturing precoated sand brake drums according to claim 2, wherein: the rotary connecting device (33) comprises a rotary ring (331) and a rotary rod (332), the rotary ring (331) is slidably sleeved on the discharging pipe (11), and two ends of the rotary rod (332) are fixedly connected with the rotary ring (331) and the connecting rod (321) respectively.

4. A sand separating device for loading a brake drum for producing precoated sand according to claim 3, wherein: the sand separation cone (322) comprises a first sand separation cone (3221) and a second sand separation cone (3222), and the second sand separation cone (3222) is fixed on the lateral side below the first sand separation cone (3221) through the connecting rod (321).

5. The sand separating device for manufacturing precoated sand brake drum feeding as set forth in claim 4, wherein: the connecting rod (321) comprises a vertical rod and a horizontal rod, wherein a plurality of horizontal rods are fixedly connected with the lower end part of the vertical rod, and a plurality of horizontal rods are positioned on the same horizontal plane.

6. The sand separating device for loading of manufacturing precoated sand brake drums according to claim 1, wherein: an electric switch valve and a weighing device are arranged on the quantitative feeding device (1).