JP3211954B2 - Device for charging quick-setting agent to quick-setting agent supply device of concrete spraying machine - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a mountain tunnel (N).
The present invention relates to a device for supplying a quick-setting agent to a quick-setting agent supply device of a concrete spraying machine used in construction or the like.

[0002]

2. Description of the Related Art In a concrete spraying for a mountain tunnel construction, as shown in FIG. 13, in order to supply a quick setting agent to a quick setting agent supplying device of a concrete spraying machine, a concrete spraying operation is performed with a worker M-1 on the ground. The worker M-1 on the ground transports the quick binding bag H transported by the quick binding carrier T such as a truck using two workers M-2 on the system-equipped trolley K. Unload from the car T, carry it to the work deck K-1 of the loading trolley K, and transport it to the worker M-2 on the loading trolley K.
Has been trying to pile up on the quick-setting bag stockyard K-2.

However, the quick-setting agent is supplied to the hopper of the quick-setting agent supply device K-3 6 to 8 times each time, and the quantity per time is 10 to 20 bags of 25 kg per bag. It was transported and thrown in, which caused back pain and other problems due to heavy labor.

[0004]

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problem in the operation of charging a quick-setting agent into a quick-setting agent supply device of a concrete spraying machine.
It is an object of the present invention to provide a device for supplying a quick-setting agent to a quick-setting agent supply device of a concrete spraying machine which is sufficient for humans and can save labor.

[0005]

According to the present invention, a lift arm support bearing table mounted on a truck equipped with a spraying system is provided with a load table on which a quick-binding bag is placed at the tip, and is lifted and lowered by a hydraulic cylinder. A stock yard for supporting the quick-acting bag carried by the loading platform at the ascending position of the lift arm, and supporting the base end of the lift arm to be lifted. The supporting column has a lifting chuck that lifts the quick-setting binder bag at the tip,
The quick-setting agent bag is moved up and down by the hydraulic cylinder to transfer the quick-setting agent bag from the carrier to the stock yard, and then from the stock yard to the hopper of the quick-setting agent supply device mounted on the bogie, thereby to set the quick-setting agent. A quick-binder supply device for a quick-binder supply device of a concrete spraying machine in which a base end of a lifting arm to be fed into a supply device is supported so as to be horizontally rotatable.

[0006] The loading table on which the quick-setting agent bag is placed has a tip side parallel maintaining chain wheel fixed to the rotating shaft of the loading table which is supported by a bearing provided at the tip of the lift arm. The base-side parallel maintenance chain wheel is fixed to the rotation shaft at the base end of the lift arm that is supported by the provided bearing, and the parallel maintenance chain is hung over both chain wheels. The loading platform is configured to be kept parallel (horizontal state) even when the arm rotates.

The lifting arm has a first arm pivotally supported by a lifting arm mounting column so as to be rotatable horizontally, and a lifting chuck at a distal end, and has a base end pivotally supported by the first arm so as to be horizontally rotatable. And a second arm that moves up and down by a hydraulic cylinder.

[0010] The spraying system-equipped truck is provided with a quick-setting agent charging work table at a position below the stock yard of the quick-setting bag.

The loading table on which the quick-setting binder bag is placed is pushed up by operating the hydraulic cylinder to rotate the lift arm upward, and stops at the stock yard when reaching the highest position.

The quick-setting binder bag pushed up by the loading table is gripped by a lifting chuck of a lifting arm, operated to a hydraulic cylinder, moved to a stock yard, and stored in the stock yard.

Next, the quick-setting bag stored in the stock yard is grasped by a lifting chuck, and a hydraulic cylinder is operated to raise and lower and swing the lifting arm, thereby to supply the quick-setting bag to the quick-setting agent supply device. And the quick-setting agent is supplied to the quick-setting agent supply device.

The hydraulic cylinder of the lift arm, the hydraulic cylinder of the lifting arm, the opening / closing cylinder of the lifting chuck, and the like are automatically controlled by remote control.

[0013]

1 and 2, a lift arm support bearing base 3 installed on a work deck 2 of a trolley 1 equipped with a spraying system is provided with a loading base 4 for placing a quick-setting binder bag at the tip thereof. Lift arm 5 lifted by hydraulic cylinder 6
Is supported at the base end.

The lift arm rotates from a lower position indicated by reference numeral 5 to an upper position indicated by reference numeral 5A, and moves the loading table to reference numeral 4.
The lifting platform 5 is pushed up from the lowering position shown by the symbol 4A to the rising position shown by the symbol 4A. Even if the lift arm 5 rotates, the loading table 4 is always maintained in a horizontal state by means described in detail later.

The trolley 1 equipped with the spraying system is provided at the highest position of the lift arm 5 with a stock yard 7 for stocking the quick-binding bags carried by the loading platform 4 of the lift arm.

[0016] The spraying system-equipped trolley 1 is provided with a quick-setting agent-supplying worktable 8 below the stock yard 7 so that the worktable 8 can be moved up and down from the trolley deck 2 by a ladder 9. ing.

A lifting chuck 11 for lifting the quick-setting binder bag is provided at the tip of a lifting arm support column 10 erected on the spraying system mounting cart 1, and the quick-setting binder bag is lifted and lowered by a hydraulic cylinder 14 to remove the quick-setting binder bag. Quick setting agent supply device 1 mounted on loading platform 4 to stock yard 7 and from stock yard 7 to bogie 1
The base ends of the lifting arms 12 and 13 for carrying the quick-setting agent into the quick-setting agent supply device 15 by carrying it on the hopper 5 are supported so as to be horizontally rotatable.

The lifting arm is shown in FIGS.
As shown in FIG. 1, a first arm 12 pivotally supported by a lifting arm mounting column 10 so as to be horizontally rotatable, and a lifting chuck 11
And a second arm 13 whose base end is rotatably supported by the first arm 12 so as to be horizontally rotatable, and which moves up and down by a hydraulic cylinder 14.

The loading platform 4 shown in FIGS. 1 and 2 is set at the lowest position, and the quick-setting bag H (FIGS. 6 and 7) conveyed by a quick-setting carrier such as a truck (not shown). ) Is placed on the loading platform 4.

When a plurality of bags of the quick-setting agent are placed on the loading table 4, the hydraulic cylinder 6 is operated to rotate the lift arm 5 upward to push up the loading table 4 to reach the highest position shown in FIGS. When reaching the position, the side surface of the loading platform 4 hits a rubber plate (not shown) stretched on the side surface of the stock yard 7 and stops. The rubber plate alleviates the impact when the loading platform 4 hits the stock yard 7.

The quick-setting binder bag H pushed up by the loading table 4 of the lift arm 5 is gripped by the lifting chucks 11 of the lifting arms 12 and 13, and the hydraulic cylinder 14 is operated to move to the stock yard 7, where the stock is stored. Stock in yard 7.

Next, the quick-setting binder bag H stocked in the stock yard 7 is gripped by the lifting chuck 11, and FIGS.
As shown in (1), the hydraulic cylinder 14 is operated, the lifting arms 12, 13 are raised and lowered, and swiveled, and the quick binder bag H is carried on the hopper 15A of the quick binder supply device 15 to quickly remove the quick binder. It is put into the binder supply device 15. The reach of the lifting arms 12, 13 is shown as S in FIG.

FIGS. 8 to 10 show the details of the means for maintaining the parallelism of the loading table 4 on which the quick-setting binder bag is loaded. The loading table 4 is supported by a bearing 16 provided at the distal end of the lift arm 5. The side-parallel maintenance chain wheel 1 is fixed to the side parallel maintaining chain wheel 17, and is attached to the rotation axis at the proximal end of the lift arm 5 supported by a bearing 18 provided on the lift arm support bearing base 3.
9 is fixed, and a parallel maintenance chain 20 is stretched between both chain wheels 17 and 19.

The distal end of the rod 6A of the hydraulic cylinder 6 is axially connected to a bracket 5A provided on the base end side of the lift arm 5, and a horizontal angle adjusting bolt 21 is mounted on the base side parallel holding chain wheel 19 on the loading side. It is axially connected to the table horizontal angle adjustment arm 22.

The hydraulic cylinder 6 is operated to lift the lift arm 5
8 is rotated upward from the lower position in FIG. 8 to FIGS. 9 and 10, the base-side parallel maintenance chain wheel 19 rotates with the rotation of the lift arm 5, and As a result, the tip-side parallel maintaining chain wheel 17 rotates, and the loading platform 4 is maintained parallel (horizontal).

FIGS. 11 and 12 show details of the lifting chuck 11 for the quick-setting binder bag. A hanging fitting 23 is provided at the upper end, and is attached to the tip of the lifting arm 13. , 24 rotate from the position indicated by the solid line to the position indicated by the dotted line to grip the quick-setting agent bag.

The hydraulic cylinder 6 of the lift arm 5, the hydraulic cylinder 14 of the lifting arms 12, 13 and the lifting chuck 11
Are automatically controlled by remote control.

[0028]

According to the present invention, the quick-setting bag carried by the quick-setting carrier truck such as a truck is simply placed on the loading platform of the trolley equipped with the spraying system, and the bag is pushed up to the stock yard and quickly set. The transfer of the bag from the loading platform to the stock yard and the transfer of the quick-binding bag from the stock yard to the hopper of the quick-setting supply device are all performed by operating hydraulic cylinders, and only one worker is required. Labor saving.

Further, the hydraulic cylinder of the lift arm, the hydraulic cylinder of the lifting arm, the opening / closing cylinder of the lifting chuck, and the like are automatically controlled by remote control, thereby further saving labor and efficiency.

[Brief description of the drawings]

FIG. 1 is a front view of a trolley mounted with a spraying system when a quick-setting agent loading platform is in a lower position.

FIG. 2 is a plan view of the same.

FIG. 3 is a front view of the trolley mounted with the spraying system when the quick-loading agent loading platform is in the raised position.

FIG. 4 is a plan view of the same.

FIG. 5 is a plan view showing the operation of the lifting arm.

FIG. 6 is a front view of a state in which the chuck of the lifting arm grasps the quick-setting bag in the stock yard.

FIG. 7 is a front view of a state in which the quick-setting agent is supplied to the quick-setting agent supply device from the quick-setting agent bag held by the chuck of the lifting arm.

FIG. 8 is a detailed side view of the means for maintaining parallelism of the quick-setting carrier when the quick-setting carrier is in the lower position.

FIG. 9 is a detailed side view of the parallelizing means of the quick-setting agent loading platform when the quick-setting agent loading platform is at the intermediate position.

FIG. 10 is a detailed side view of the means for maintaining parallelism of the quick-setting carrier when the quick-setting carrier is in the raised position.

FIG. 11 is a detailed front view of the lifting chuck.

FIG. 12 is a detailed side view of the lifting chuck.

FIG. 13 is a front view of a conventional truck equipped with a spraying system.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Draft system mounting cart 2 ... Work deck 3 ... Lift arm support bearing stand 4 ... Quick setting agent loading table 5 ... Lift arm 6 ... Hydraulic cylinder 7 ... Quick connection Agent stock yard 8 ・ ・ ・ Working table for quick setting agent 9 ・ ・ ・ Ladder 10 ・ ・ ・ Support column for lift arm 11 ・ ・ ・ Holding chuck for quick setting agent 12 ・ ・ ・ First arm of lifting arm 13 ・ ・ ・・ Second arm of lifting arm 14 ・ ・ ・ Hydraulic cylinder 15 ・ ・ ・ Quick-adhesive agent supply device 16 ・ ・ ・ Bearing on the tip side of lift arm 17 ・ ・ ・ Chain wheel on the tip side parallel maintenance 18 ・ ・ ・ Basal end of lift arm Side bearing 19 ・ ・ ・ Basal end side parallel maintenance chain wheel 20 ・ ・ ・ Parallel maintenance chain 21 ・ ・ ・ Horizontal angle adjustment bolt 22 ・ ・ ・ Horizontal angle adjustment arm 23 ・ ・ ・ Suspension fitting 24 ・ ・ ・ Grip tool

Continuation of the front page (72) Inventor Norihisa Shimizu 5-144 Kokura, Kasuga-shi, Fukuoka (56) References JP-A-4-164850 (JP, A) JP-A-6-33699 (JP, A) Showa 61-130597 (JP, A) Actually open Showa 58-76699 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB name) E21D 11/10 B05B 13/00 B05B 17/00 101 E21D 11/40

Claims (4)

(57) [Claims] 1. A lift arm support bearing base mounted on a truck equipped with a spraying system is provided with a load base on which a quick-adhesive bag is placed at a distal end thereof, and a base end of a lift arm which moves up and down by a hydraulic cylinder is supported. At the raised position of the lift arm,
The lift arm is provided with a stock yard for stocking the quick-setting bag carried by the loading platform, and a lifting arm supporting column erected on the carriage is provided with a lifting chuck for lifting the quick-setting bag at the tip. The hydraulic binder bag is moved up and down by the hydraulic cylinder to transfer the quick-setting binder bag from the carrier to the stock yard, and then from the stock yard to the hopper of the quick-setting agent supply device mounted on the bogie to quickly set the quick-setting binder. A quick-setting agent supply device for a quick-setting agent supply device of a concrete spraying machine, wherein a base end of a lifting arm to be supplied to the agent supply device is supported so as to be horizontally rotatable. 2. A tip-side parallel maintenance chain wheel is fixed to a rotation shaft of a loading table supported by a bearing provided at a tip of a lift arm, and is supported by a bearing provided on a support bearing table of the lift arm. Fix the base side parallel maintenance chain wheel to the rotation axis of the lift arm base end, hang the parallel maintenance chain over both chain wheels, and carry the load even if the lift arm is rotated by the parallel maintenance chain wheel and the parallel maintenance chain. 2. The quick-setting agent feeding device for a quick-setting agent supply device of a concrete spraying machine according to claim 1, wherein the table is configured to be maintained in parallel. 3. A lifting arm includes a first arm rotatably supported by a lifting arm mounting column and a lifting chuck at a distal end, and a base end horizontally rotatable by the first arm. 3. A quick-setting agent feeding device for a quick-setting agent supply device of a concrete spraying machine according to claim 1, further comprising a second arm supported and raised and lowered by a hydraulic cylinder. 4. The concrete according to claim 1, wherein the spraying system-equipped truck is provided with a quick-setting agent input work table at a position below the stock yard of the quick-setting agent bag. Quick-binder feeding device to quick-binder supply device of spray machine.