CN214720455U

CN214720455U - Counterweight block forming equipment

Info

Publication number: CN214720455U
Application number: CN202120034036.7U
Authority: CN
Inventors: 秦华滨; 张银龙; 张瑞彬
Original assignee: Luanzhou Huazhi Elevator Accessories Co ltd
Current assignee: Luanzhou Huazhi Elevator Accessories Co ltd
Priority date: 2021-01-07
Filing date: 2021-01-07
Publication date: 2021-11-16
Anticipated expiration: 2031-01-07

Abstract

The utility model belongs to the field of counterweight block forming, in particular to counterweight block forming equipment, which comprises a crushing device, a feeding device, a screening device and a dust removing device, wherein the dust removing device is communicated with the crushing device, the feeding device and the screening device in turn, and the feeding device is connected with the screening device; the dust removal device comprises a dust remover and a dust removal pipeline connected with the dust remover, and the dust removal pipeline comprises a first pipeline branch, a second pipeline branch, a third pipeline branch and a fourth pipeline branch; the crushing device comprises a raw material bin, a crusher communicated with the raw material bin and a crushing field communicated with the crusher, a first pipeline branch is communicated with the raw material bin, and a second pipeline branch is communicated with the crusher. The utility model removes the waste gas and light impurities generated in the crushing device, the feeding device and the screening device by arranging the dust removing device, on one hand, the whole production process of the pouring weight is dust-free and pollution-free, and the environmental protection index is reached; on the other hand, the forming quality of the counterweight blocks is ensured.

Description

Counterweight block forming equipment

Technical Field

The utility model belongs to pouring weight shaping field specifically is a to pouring weight former.

Background

The counterweight is a component of the elevator traction system and its function is to balance the weight of the car. In the existing production process of the counterweight block, cast iron materials are generally adopted or the counterweight block is formed by mixing and pouring materials such as a shell, a reinforcing steel bar, concrete and the like, but the counterweight block made of the materials has the problems of low finished product quality, uneven counterweight block density and higher cost; in addition, dust, light impurities and the like are generated in each link in the manufacturing process of the counterweight block, so that the quality of the counterweight block is seriously influenced; in addition, the existing counterweight block molding equipment is complex, the automation degree is low, and the production efficiency of the counterweight block is low.

Therefore, it is necessary to develop a new counterweight block forming device to improve the quality of counterweight block formation and the production efficiency of counterweight blocks.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a counterweight block forming device, which removes dust, waste gas and light impurities generated in a crushing device, a feeding device and a screening device by arranging a dust removing device, on one hand, realizes the whole counterweight block production process to be dust-free and pollution-free, and achieves the environmental protection index; on the other hand, the forming quality of the counterweight blocks is ensured.

The utility model adopts the following technical scheme: the utility model provides a to pouring weight former, includes breaker, loading attachment, sieving mechanism, forming device and dust collector, wherein:

the dust removing device is communicated with the crushing device, the feeding device and the screening device in sequence, and the screening device is connected with the feeding device and the forming device respectively; the dust removal device comprises a dust remover and a dust removal pipeline connected with the dust remover, and the dust removal pipeline comprises a first pipeline branch, a second pipeline branch, a third pipeline branch and a fourth pipeline branch;

the crushing device comprises a raw material bin, a crusher communicated with the raw material bin and a crushing field communicated with the crusher, a first pipeline branch is communicated with the raw material bin, and a second pipeline branch is communicated with the crusher.

Furthermore, the feeding device comprises a special storage bin, a belt metering device communicated with the special storage bin and a belt mixing conveyor connected with the belt metering device, the belt mixing conveyor is connected with a bucket elevator, and the bucket elevator is communicated with the third pipeline branch.

Furthermore, a spraying device is arranged at the top of the crushing field.

Furthermore, the special storage bin comprises at least two independent storage bin storage sub-bins, and each storage bin storage sub bin is correspondingly provided with one belt metering device.

Further, the screening device comprises a screening machine case, a screen and a stock guide, the screen and the stock guide are arranged on the screening machine case, a feeding port, a discharging port and a large-particle material outlet are formed in the screening machine case, the screen is arranged upwards in an inclined mode along the discharging port, the stock guide is arranged downwards in an inclined mode along the discharging port, the bucket elevator is communicated with the feeding port through a discharging pipeline, and a fourth pipeline branch is communicated with the inside of the screening machine case.

Furthermore, a fan is arranged in the screening machine case, the fan and the fourth pipeline branch are arranged oppositely, and the fan and the fourth pipeline branch are located near the discharge port.

Further, the forming device comprises a rotary kiln communicated with the screening device, a screw feeder communicated with the rotary kiln and a weighing hopper connected with the screw feeder, and the weighing hopper is connected with the forming machine.

Furthermore, a plurality of movable guide plates are arranged on the weighing hopper side by side, and each movable guide plate is connected with an adjusting pull rod.

Furthermore, the movable guide plate is obliquely arranged and sequentially comprises a first guide plate, a second guide plate, a third guide plate and a fourth guide plate from left to right, the first guide plate is obliquely inclined by a maximum angle of 8 degrees to the left and is obliquely inclined by a maximum angle of 15 degrees to the right; the second guide plate and the third guide plate incline to the left side and the right side by a maximum angle of 5 degrees; the fourth guide plate inclines to the left by a maximum angle of 15 degrees and inclines to the right by a maximum angle of 8 degrees.

Compared with the prior art, the utility model removes dust, waste gas and light impurities generated in the crushing device, the feeding device and the screening device by arranging the dust removing device, on one hand, the whole production process of the pouring weight is free from dust and pollution, and the environmental protection index is reached; on the other hand, the forming quality of the counterweight blocks is ensured.

Drawings

For a clearer explanation of the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only 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 view of counterweight block forming equipment according to the present invention;

FIG. 2 is a schematic view of the internal structure of the screening device of the present invention;

FIG. 3 is a schematic view of the weighing hopper of the present invention;

FIG. 4 is a schematic diagram of a movable guide plate structure in the weighing hopper of the present invention;

wherein: 1-raw material bin, 2-feeding conveyor belt, 3-crusher, 4-feeding conveyor belt, 5-crushing yard, 6-spraying device, 7-special bin, 8-belt metering device, 9-belt mixing conveyor, 10-bucket elevator, 11-rotary kiln, 12-screw feeder, 13-weighing hopper, 131-movable guide plate, 132-adjusting pull rod, 14-forming machine, 15-screening box body, 151-screen mesh, 152-guide plate, 153-feeding port, 154-discharging port, 155-large particle material outlet, 156-fan, 16-dedusting pipeline, 161-first pipeline branch, 162-second pipeline branch, 163-third pipeline branch, 164-fourth pipeline branch, 17-a blanking pipeline.

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 present application, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of 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.

As shown in fig. 1-4, the utility model provides a to pouring weight former, including breaker, loading attachment, sieving mechanism, forming device and dust collector, wherein: the dust removal device is communicated with the crushing device, the feeding device and the screening device in sequence, the screening device is respectively connected with the feeding device and the forming device, and the crushing device is used for supplying materials to the feeding device; the dust removing device comprises a dust remover and a dust removing pipeline 16 connected with the dust remover, the dust remover provides dust removing suction for the dust removing pipeline 16, and the dust removing pipeline 16 comprises a first pipeline branch 161, a second pipeline branch 162, a third pipeline branch 163 and a fourth pipeline branch 164; multidirectional dust removal in the heavy block forming process is realized through a plurality of pipeline branches.

Specifically, breaker includes former feed bin 1, through the breaker 3 of material loading conveyer belt 2 with former feed bin 1 intercommunication and through the broken yard 5 of pay-off conveyer belt 4 with breaker 3 intercommunication, and first pipeline branch 161 communicates with former feed bin 1, and second pipeline branch 162 communicates with breaker 3. It can be known that the raw material bin 1 is a storage bin before raw materials are processed, raw materials which are not processed contain more powder waste gas, dust, impurities and the like, and the first pipeline branch 161 is used for removing part of waste gas, dust, impurities and the like in the raw material bin; the crusher 3 is used for crushing the raw materials in the raw material bin, more new waste gas, dust and impurities can be generated in the crushing process, and at the moment, the second pipeline branch 162 is used for removing the waste gas, dust, impurities and the like in the processed raw materials.

Specifically, a spraying device 6 is arranged at the top of the crushing field 5. The spraying device 6 is used for dedusting and moisturizing the crushed raw materials for subsequent weight forming.

Specifically, the feeding device comprises a special bin 7, a belt metering device 8 communicated with the special bin 7, and a belt mixing conveyor 9 connected with the belt metering device 8, wherein the belt mixing conveyor 9 is connected with a bucket elevator 10, and the bucket elevator 10 is communicated with a third pipeline branch 163. Preferably, the special storage bin 7 comprises at least two independent storage bins, and each storage bin is correspondingly provided with one belt metering device. More preferably, the dedicated silo in this embodiment includes three separate silo storage sub-silos, corresponding to three belt metering devices. Three feed bin storage is divided the storehouse and is used for saving different raw materials for subsequent use, and three belt metering device are arranged in weighing according to specific ratio with three kinds of raw materials in the feed bin storage is divided the storehouse, and the three kinds of raw materials that weigh mix and get into belt compounding conveyer 9, and then carry in bucket elevator 10. It can be seen that when the raw materials are mixed and enter the bucket elevator 10, corresponding dust impurities are generated, and the quality of the raw materials is ensured by performing dust removal again through the third pipeline branch 163.

Specifically, the screening device includes screening machine case 15, screen cloth 151 and stock guide 152 of setting on screening machine case 15, be equipped with pan feeding mouth 153 on the screening machine case 15, discharge gate 154 and large granule material export 155, screen cloth 151 sets up along the slope of discharge gate 154 direction upwards, stock guide 152 sets up along the slope of discharge gate 154 direction downwards, bucket elevator 10 passes through unloading pipeline 17 and pan feeding mouth 153 intercommunication, fourth pipeline branch 164 and the inside intercommunication of screening machine case 15, the raw materials filters the back through screen cloth 151 and gets into rotary kiln 11 along stock guide 152, the particle size requirement of raw materials has been guaranteed. Preferably, a fan 156 is disposed within screening enclosure 15, and fan 156 is disposed opposite fourth conduit branch 164 and adjacent to discharge port 154. The discharge port 154 is connected to the rotary kiln 11, and the raw material is gradually heated and raised in temperature after being fed into the rotary kiln 11 by the bucket elevator 10. The heat source adopts natural gas, and the natural gas is ignited and sprayed into the kiln body through a burner arranged at the tail of the kiln to heat the raw materials. The heating temperature is controlled by controlling the rotating speed of the rotary kiln 11 and the flow rate of natural gas, and the temperature is between 500 ℃ and 1300 ℃. It should be noted that in the process of screening the raw materials, the light impurities are separated from the heavy raw materials by the fan 156, so that the light impurities float in the air, and are combusted into ash by the high temperature action of the rotary kiln opening at 200-280 ℃, and then are led out through the fourth pipeline branch 164, thereby further ensuring the quality of the raw materials entering the rotary kiln.

Specifically, the rotary kiln 11 is connected with a weighing hopper 13 through a screw feeder 12, the weighing hopper 13 is connected with a forming machine 14, the weighing hopper 13 is used for weighing raw materials, the weighed raw materials are poured into a forming die of the forming machine 14, a hydraulic system is linked for cast-press forming to obtain a semi-finished product, and then the semi-finished product is sent to a processing area for cooling and polishing to obtain a counterweight finished product.

In some embodiments of the present invention, the weighing hopper 13 is provided with a plurality of movable guide plates 131 side by side, each movable guide plate 131 is connected with an adjusting rod 132, and the angle of the movable guide plate 131 is controlled by the adjusting rod 132. The utility model discloses a do not be equipped with shakeouts flat-bed machine etc. and strike off the device among the counterweight block former, pour into forming die back direct cast moulding through weighing hopper 13 the raw materials that have weighed. Because the raw materials are flattened before pressurization, the raw materials can flow in the die in the pressurization process, and the finished weight has the defect of uneven surface. The main reason is because there is the raw materials of different particle size in the raw materials, when the mould was poured into to the raw materials, the natural toward all around edge of large granule material moved, leads to the gathering of marginal large granule for the edge pressfitting is not inseparable, can appear the problem that the limit corner falls when dropping the test, makes the shaping back to the counterweight edge not reach technical requirement. This embodiment is through setting up movable guide plate 131, and the distribution position of control raw materials in weighing the hopper for the raw materials that send into in the make-up machine distributes comparatively evenly, reduces the large granule at the marginal gathering effect of mould, makes the raw materials flow evenly after the pressurization simultaneously, guarantees to each position homoenergetic compaction of pouring weight finished product, reach corresponding technical index. Preferably, the movable guide plate 131 is obliquely arranged and comprises a first guide plate, a second guide plate, a third guide plate and a fourth guide plate from left to right, wherein the first guide plate is obliquely inclined by a maximum angle of 8 degrees to the left and is obliquely inclined by a maximum angle of 15 degrees to the right; the second guide plate and the third guide plate incline to the left side and the right side by a maximum angle of 5 degrees; the fourth guide plate inclines to the left by a maximum angle of 15 degrees and inclines to the right by a maximum angle of 8 degrees.

The utility model discloses a theory of operation is: in the material selecting process, scrap iron in the raw material bin 1 is conveyed into a crusher 3 through a feeding conveyor belt 2, and after crushing, screening and dedusting, the scrap iron meeting the particle size requirement is conveyed into a scrap yard 5 through a feeding conveyor belt 4 to be stored for later use. Conveying the iron filings, the screened particle steel and the oiliness iron pin to a special bunker 7 respectively by using transport tools such as a forklift. The belt metering devices 8 are respectively arranged at the outlet positions of the special storage bins 7, the weighed three raw materials with specific proportions are conveyed into the belt mixing conveyor 9 through the belt metering devices 8, the raw materials are conveyed to the bucket elevator 10 through the belt mixing conveyor 9 and then conveyed into the rotary kiln 11 under the driving of the bucket elevator 10 to be heated, the heating temperature is controlled by controlling the rotating speed of the rotary kiln 11 and the flow of natural gas, and the temperature is between 500 ℃ and 1300 ℃. After the raw materials are heated to the set temperature, the raw materials are sent into the weighing hopper 13 by the high-temperature screw feeder 12, when the weight of the raw materials in the weighing hopper 13 reaches the weight required by the one-step molding of the preset counterweight, the screw feeder 12 stops feeding, and the raw materials are poured into a molding die of the molding machine 14 by the weighing hopper 13. The utility model discloses all through the automatic control of preset procedure, simple and convenient realizes that the process is continuous, accurate, can monitor.

The present invention has been further described with reference to specific embodiments, but it should be understood that the specific description herein should not be construed as limiting the spirit and scope of the present invention, and that various modifications to the above-described embodiments, which would occur to persons skilled in the art after reading this specification, are within the scope of the present invention.

Claims

1. The utility model provides a to pouring weight former, its characterized in that, includes breaker, loading attachment, sieving mechanism, forming device and dust collector, wherein:

the dust removal device is communicated with the crushing device, the feeding device and the screening device in sequence, and the screening device is connected with the feeding device and the forming device respectively; the dust removal device comprises a dust remover and a dust removal pipeline connected with the dust remover, and the dust removal pipeline comprises a first pipeline branch, a second pipeline branch, a third pipeline branch and a fourth pipeline branch;

the crushing device comprises a raw material bin, a crusher communicated with the raw material bin and a crushing field communicated with the crusher, the first pipeline branch is communicated with the raw material bin, and the second pipeline branch is communicated with the crusher.

2. A pair of weight forming apparatus according to claim 1, wherein the feeding means comprises a dedicated bin, a belt metering device in communication with the dedicated bin, and a belt compounding conveyor connected with the belt metering device, the belt compounding conveyor being connected with a bucket elevator, the bucket elevator being in branched communication with the third conduit.

3. Counterweight filler forming apparatus according to claim 1, characterised in that the top of the crushing field is provided with a spray device.

4. A pair of weight forming apparatus according to claim 2, wherein said dedicated magazine comprises at least two separate magazine storage sub-magazines, one for each said belt metering device.

5. The counterweight block forming equipment according to claim 2, wherein the screening device comprises a screening machine box, a screen and a stock guide, the screen and the stock guide are arranged on the screening machine box, a feeding port, a discharging port and a large-particle material outlet are arranged on the screening machine box, the screen is arranged obliquely upwards along the discharging port, the stock guide is arranged obliquely downwards along the discharging port, the bucket elevator is communicated with the feeding port through a discharging pipeline, and the fourth pipeline branch is communicated with the inside of the screening machine box.

6. A pair of weight forming apparatus according to claim 5, wherein a blower is provided in the screening machine housing, the blower being disposed opposite the fourth conduit branch, and the blower and the fourth conduit branch being located adjacent the discharge port.

7. A counterweight block forming apparatus as claimed in claim 1 wherein said forming means includes a rotary kiln connected to said screening means, a screw feeder connected to said rotary kiln, and a weighing hopper connected to said screw feeder, said weighing hopper being connected to a forming machine.

8. A pair of weight forming devices according to claim 7, wherein the weighing hopper is provided with a plurality of movable guide plates side by side, and each movable guide plate is connected with an adjusting pull rod.

9. The counterweight forming apparatus of claim 8 wherein said movable baffle is angled and comprises, in order from left to right, a first baffle, a second baffle, a third baffle, and a fourth baffle, the first baffle angled to the left by a maximum angle of 8 ° and angled to the right by a maximum angle of 15 °; the second guide plate and the third guide plate incline to the left side and the right side by a maximum angle of 5 degrees; the fourth guide plate inclines to the left by a maximum angle of 15 degrees and inclines to the right by a maximum angle of 8 degrees.