JP2933506B2 - Vibration feeder for mobile crushing equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement of a vibrating feeder of a mobile crushing equipment, and more particularly, to a mobile crushing equipment capable of easily maintaining a vibration feeder of the mobile crushing equipment. The present invention relates to a vibration feeder device.

[0002]

2. Description of the Related Art Conventionally, at a quarry site or the like, stationary crushing equipment has been exclusively used for producing, for example, aggregate for concrete and aggregate for asphalt. Instead of crushing equipment, mobile crushing equipment equipped with a transfer facility that moves close to a rough quarry site or face and crushes the crushed rough on the spot, and transfers the crushed stone obtained by crushing as it is Is being used.

[0003] Such a mobile crusher is disclosed, for example, in Japanese Patent Application Laid-Open No. 5-154401. Less than,
An outline thereof will be described with reference to FIG. 5 of an overall side view thereof and FIG. 6 of a detailed view near the vibrating feeder device. Reference numeral 51 denotes a mobile crusher which is a mobile crushing equipment. Is mounted on a frame 53 provided on a crawler-type self-propelled carriage 52, and a hopper 55
Feeder device 54 with grizzly provided with
, A well-known jaw crusher 56 having a fixed jaw and a swing jaw, and a main conveyor 57 are provided.

[0004] The vibration feeder device 54 is configured as described below. That is, it has a grizzly section (not shown) for sorting crushed materials such as rough stones into large lumps and small lumps containing sediment, and supplying the selected large lumps to the jaw crusher 56.
A vibration feeder main body 54a to which high-speed micro-vibration is applied by a vibration device 54b attached to a lower portion is provided, and an undershoot 54c is provided below the vibration feeder main body 54a. This undershoot 5
Inside the 4c, a vibrating sieve 54d corresponding to a lower grizzly collecting gutter for collecting small lumps of the small lumps including the sediment dropped from the grizzly portion is provided. The undershoot 54c has a portion for discharging the small lump to the main conveyor 57 and a forked shape for discharging the sediment dropped from the vibrating sieve 54d to the side conveyor 58 (see FIG. 6). Reference numeral 59 denotes a diesel engine, reference numeral 60 denotes a fuel tank, and reference numeral 61 denotes a hydraulic oil tank. Others
A hydraulic unit (not shown) including a hydraulic motor driven by the diesel engine 59 is provided.

[0005] Accordingly, the crushed material such as the rough stone put into the hopper 55 is transferred to the jaw crusher 56 side by the vibrating feeder body 54a, and is separated into large lumps and small lumps containing sediment in the grizzly portion. The small lumps containing the sediment dropped from the grizzly portion are further separated into small lumps and sediment by the vibrating sieve 54d, and the sediment below the sieve is discharged out of the machine via the undershoot 54c and the side conveyor 58. You. On the other hand, the small lumps on the sieve are discharged outside the machine via the undershoot 54c and the main conveyor 57. Of course, the large lump is put into the jaw crusher 56, and is crushed and crushed by the clamping pressure between the fixed jaw and the swing jaw. The crushed material discharged from the lower discharge portion is discharged to the outside of the machine via the main conveyor 57.

[0006]

The mobile crushing equipment according to the above-mentioned conventional example is useful and does not cause any problems during normal operation. However, there is a problem as described below in the maintenance of the vibration feeder device such as replacement or cleaning of the liner rubber. In other words, maintenance of the vibration feeder must be performed by an operator or the like entering through the openable opening provided in the undershoot, but it is necessary to attach and detach the vibration sieve in a limited space. There is a problem to be solved that requires labor and a long time.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a vibration feeder device for a mobile crushing facility which makes it possible to easily maintain the vibration feeder.

[0008]

Means for Solving the Problems In order to solve the above-mentioned problems, a feature of the means adopted in the vibration feeder device of the mobile crushing equipment according to the present invention is that it is provided on a self-propelled bogie. A vibrating feeder body having a grizzly portion on a frame, which sorts the input crushed material into large lumps and small lumps containing sediment, and supplies the selected large lumps to a crusher provided on the frame. A lower grizzly collecting gutter provided at a position below the grizzly portion of the vibrating feeder main body and collecting small lumps of small lumps including sediment dropped from the grizzly portion; And an undershoot having an opening that can be closed and serves as an entrance for an operator and the like, while dropping the earth and sand falling from the under-grizzle collecting gutter onto a belt conveyor that discharges outside the machine. The vibrating feeder device Doshiki crushing equipment, there is to that freely open and close the grizzly lower collection trough.

[0009]

According to the vibratory feeder of the mobile crushing equipment according to the present invention, since the collecting gutter below the grizzly of the vibrating feeder can be opened and closed freely, the work of attaching and detaching the collecting gutter below the grizzly is performed at the time of maintenance of the vibrating feeder. No need.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a vibration feeder device of a mobile crusher according to an embodiment of the present invention will be described with reference to FIG. 1 showing a side view of a mobile crusher having the vibration feeder and FIG. This will be described with reference to FIG.

That is, reference numeral 2 shown in FIG. 1 denotes a crawler-type self-propelled carriage constituting a lower part of the mobile crushing equipment 1, and a frame 3 is provided on the self-propelled carriage 2. A drive motor (not shown) is provided substantially at the center of the frame 3.
And a well-known jaw crusher 4 (hereinafter, referred to as a crusher) having a fixed jaw and a swing jaw. The plurality of support members 3a standing upright on the frame 3 receive crushed materials such as rough stones thrown into the hopper 5 provided on the upper portion, and crush the received crushed materials into large blocks. A vibratory feeder device 10 having a grizzly portion, which will be described later, for supplying the selected large lump to the input section 4a of the crusher 4 while supporting the litter into small lump containing sediment is supported.

Further, on the frame 3, the crushed material which is crushed by the clamping jaw of the crusher 4 and the swing jaw and discharged from the lower discharge portion is received, and the vibration feeder device 10 is provided. Main belt conveyor 6 for receiving the fine particles selected by the above, and carrying out the received crushed material and fine particles outside the machine, and receiving the sediment fraction selected by the vibrating feeder device 10 and receiving the sediment fraction. And an auxiliary belt conveyor (not shown) for carrying out the outside of the apparatus. Reference numeral 7 in the figure is a generator driven by an engine (not shown) that supplies power to the drive motor, reference numeral 8 is a hydraulic unit, and reference numeral 9 is a conveyor driving device.

Next, the vibration feeder device 10 will be described. Exciting device 11a which is operated via a belt mounted on a pulley externally fitted to the output shaft of drive motor 11m.
Feeder body 11 in the form of a frame, which is attached to the lower side
The two-stage grizzly portion 12, which is located at a lower position on the feed destination side of the material to be crushed than the feed source side,
13 are provided. Both of these grizzly portions 12, 13 have the same configuration and are formed in a comb shape.

At the lower position on the feed source side, the grizzly part 12 sorts small pieces including sediment falling from between the grizzly bars of the base part 12 into sediment and small pieces. , 13 is provided with a lower grizzly collecting trough 14 in which a plurality of rods are arranged in parallel at a predetermined interval smaller than the interval between the grizzly rivers. It is supported, and the other end on the feed destination side can be opened and closed. That is, the other end of the lower grizzly collecting gutter 14 is fixed by bolts during operation, and the bolts are removed for maintenance and are opened as shown in FIG. 2 for maintenance.

Further, the sediment dropped from the lower grizzly collecting gutter 14 is provided below the vibrating feeder main body 11,
An auxiliary belt conveyor (provided below the outlet of the undershoot 15) passes through an undershoot 15 having an opening for entry of a worker or the like, which is closed by a detachable cover 16 on one side. (Not shown) so as to be carried out of the apparatus.

In the following, the mode of operation of the mobile crushing equipment 1 having the above configuration will be described. When a crushed object such as a rough stone is put into the vibrating feeder main body 11 of the vibrating feeder device 10, the crushed object put into the crushing device is Due to the minute high-speed vibration applied by the vibrating device 11a operated by the drive motor 11m, it moves onto the creaking portion 12 on the feed source side. In the moved crushed material, the small lumps containing the sediment in the crushed material pass between the grizzly rivers and the collection gutter 1 under the grizzly.
The large crushed material that falls while falling onto the crusher 4 is thrown into the crusher 4 via the crepe 13 on the feed destination side.

On the other hand, small lumps containing sediment dropped on the grizzly collection gutter 14 are separated into small lumps and sediment by the grizzly collection gutter 14 which vibrates at a very high speed together with the vibrating feeder body 11. The sediment falling from between the rods of the grizzly collection gutter 14 falls on the auxiliary belt conveyor via the undershoot 15 and is carried out of the machine. It falls onto the main belt conveyor 6 via a chute (not shown) and is carried out of the machine. On the other hand, the large crushed material thrown into the crusher 4 is crushed by the pressure between the fixed jaw and the swing jaw of the crusher 4 and discharged from the discharge portion onto the main belt conveyor 6, and the crushed material is removed. It is carried out of the machine by the main belt conveyor 6.

The continuation and repetition of such operations necessitate maintenance such as replacement or cleaning of the liner rubber of the vibration feeder device 10. In that case, conventionally, the cover 16 provided on the undershoot 15 is removed, and the undershoot 15 is removed from the opening.
It is necessary to remove the under-grizzle recovery gutter 14 and perform maintenance on the grizzly-recovery gutter 14 in a limited space, and then install the under-grizzle recovery gutter 14 again. And was required.

However, according to the vibratory feeder device 10 of the present invention, the grit removal collecting gutter 14 can be opened only by inserting a hand from the opening and removing the bolt, and the grit removal collecting gutter 14 can be opened only by attaching the bolt. Since the gutter 14 can be restored to a state in which small lump containing sediment can be sorted out, maintenance of the vibration feeder device 10 can be completed with a small labor and in a short time.

Next, a vibration feeder device 10 according to another embodiment of the present invention will be described with reference to FIG. In this embodiment, a bracket 20 with a long hole is attached to the middle of the lower grizzly collecting gutter 14 in the front-rear direction, as is well understood from FIG.
The bottom of the hydraulic cylinder 22 is pivotally connected to the vibrating feeder body 11 via a pin 21 via a pin 21 in the long hole of the cylinder 0.

Accordingly, while the lower grizzly collecting gutter 14 is opened by the extension operation of the rod of the hydraulic cylinder 22, the lower grizzly collecting gutter 14 is closed by the contraction operation of the rod, and the small grind containing sediment is maintained in a state capable of being sorted. This embodiment is superior to the above-described embodiment, since the work of attaching and detaching the bolt is not required.

Next, a vibration feeder device 10 according to another embodiment of the present invention will be described with reference to FIG. As will be understood from the drawing, the present embodiment is provided with an articulation portion 30 at the middle of the lower grizzly collecting gutter 14 in the front-rear direction to bend freely,
A slide pin 31 is provided on the collection gutter 14 below the grizzly, and the slide pin 31 is slidably engaged with a guide groove of a long slide guide 32 provided on the vibration feeder main body 11.

Therefore, when the slide pin 31 is slid along the guide groove of the slide guide 32 toward the base end of the grizzly 12 on the feed source side, the lower grizzly collecting gutter 14 is bent at the joint 30, Since the paper is folded as shown by the broken line in FIG. 3, the lower part of the grizzly 12 on the feed source side is opened. Conversely, when the sliding pin 31 is slid along the guide groove of the sliding guide 32 toward the tip end of the grizzly 12 on the feed source side, and the sliding pin 31 is fixed by a lock mechanism (not shown), This embodiment is the same as the above embodiment, since the state is maintained in a state where small lumps containing can be selected.

In the above embodiment, the case where the crusher is a jaw crusher has been described as an example. However, it is not particularly necessary to use a jaw crusher. For example, the technical idea of the present invention is also applied to a case where the crusher is a cone crusher. Is not limited to the type of crusher.

[0025]

According to the conventional mobile crushing equipment, small lumps, which are provided below the grizzly portion of the vibrating feeder device and which contain the crushed material falling from the grizzly portion, are converted into sediment and small lumps. The collection gutter under the grizzly to be sorted is made openable and closable. Therefore, it is possible to open the lower grizzly collecting gutter during maintenance of the vibrating feeder device, and it is not necessary to attach and detach the vibrating sieve corresponding to the lower grizzly collecting gutter as in the related art. This has a great effect on facilitation of maintenance that can be performed in a short time.

[Brief description of the drawings]

FIG. 1 is an explanatory side view of a mobile crusher having a vibration feeder device according to an embodiment of the present invention.

FIG. 2 is a side view of a vibration feeder main body of the vibration feeder device according to the embodiment of the present invention.

FIG. 3 is a view showing an open / closed state of a recovery gutter below a grizzly of a vibration feeder device according to another embodiment of the present invention.

FIG. 4 is a view showing an open / close state of a lower grizzly collecting gutter of a vibration feeder device according to another embodiment of the present invention.

FIG. 5 is an overall side view of a mobile crusher according to a conventional example.

FIG. 6 is a detailed view of the vicinity of a vibration feeder device of a mobile crusher according to a conventional example.

[Explanation of symbols]

1 ... mobile crushing equipment, 2 ... self-propelled trolley, 3 ... frame,
3a ... pillar, 4 ... crusher, 4a ... loading section, 5 ... hopper, 6 ... main belt conveyor, 7 ... generator, 8 ... hydraulic unit, 9 ... conveyor drive device, 10 ... vibration feeder device, 11 ... vibration feeder body , 12 ... Grizzly part, 13
... Grizzling part, 14 ... Grizzling bottom collecting gutter, 14a ... Hinge part, 15 ... Undershoot, 16 ... Cover 20 ... Bracket, 21 ... Pin, 22 ... Hydraulic cylinder 30 ... Joint part, 31 ... Sliding pin, 32 ... Sliding Motion guide

Claims (1)

(57) [Claims] An object to be crushed is sorted into large lumps and small lumps containing sediment on a frame provided on a self-propelled trolley, and the large lumps are sorted on the frame. A vibrating feeder main body having a grizzly portion to be supplied to the crusher provided in the crusher, and collecting small lumps of small lumps including sediment dropped from the grizzly portion provided at a position below the grizzly portion of the vibrating feeder main body. A lower grizzly collecting gutter to be provided, and the sediment dropped from the lower grizzly collecting gutter provided on the lower position of the lower grizzly collecting gutter is dropped onto a belt conveyor for discharging outside the machine, and an entrance of an operator or the like. A vibrating feeder for a mobile crushing facility, comprising: an undershoot having an opening that can be closed. apparatus.