WO2012041058A1 - Compression molding apparatus for bricks and method using the same - Google Patents

Abstract

A compression molding apparatus for bricks comprises a frame (1), a molding box (3), an upper ram (21), a supporting plate mechanism, a distributing vehicle (4) and a brick -receiving machine (5) arranged on two opposite sides of the frame (1), respectively. A horizontal working table (11) is provided at the lower end of the frame (1). The upper ram (21) is positioned above the molding box (3), with the upper end thereof being connected with an oil cylinder (2) of the upper ram (21). The supporting plate mechanism comprises a supporting plate (6) used for closing the bottom of the molding box (3) and movably overlapped on the horizontal working table (11) located under the molding box (3), and a reciprocating plate driving oil cylinder (61) positioned beneath the distributing vehicle (4) and used for horizontally pushing and pulling the supporting plate (6) which is connected to the piston head of the plate driving oil cylinder (61). The apparatus requires only one supporting plate (6), so that the production efficiency is increased and the production cost is decreased. A compression molding method for bricks using the apparatus is also provided.

Description

[Name of invention made by ISA according to Rule 37.2] A block press molding apparatus and method using same  Technical field

 The present invention relates to a press forming method for a building block and an apparatus therefor, and in particular to an improvement of a forming machine pallet.

Background technique

The existing block press forming machine mainly comprises a feeding device, a distributing device, a vibration device, a molding die box and a feeding plate device and a block conveying device, and the feeding device provides a mixture of raw materials such as cement, sand and stone powder. Material, the cloth device evenly distributes the mixture in the molding mold box, the vibration device and the upper pressing head work together to compact the mixed powder, and finally the formed block is demoulded and sent to the next processing program through the block conveying device. .

For example, Chinese invention patent CN2574867Y discloses a block forming machine, which comprises a frame, a cylinder, an upper pressing head, a molding die box, a feeding device, a feeding plate device, a conveying finished device and the like, and a pallet is arranged at the bottom end of the frame. The horizontal working table has an upper pressing head disposed above the molding die box, and an upper pressing head cylinder is connected above the upper pressing head and slidably disposed on the cylinders at both ends of the frame, and the molding die box is connected with the molding die cylinder and Slidingly placed on the cylinders at both ends of the rack. When using this kind of block forming machine for work, first place the pallet on the horizontal workbench under the molding die box, start the feeding device to pour the material into the molding die box, pressurize and vibrate, and then form the forming block. Demoulding treatment. During the demolding process, the molding die cylinder is activated to drive the molding die box upward, and the upper pressure cylinder is activated to drive the upper pressing head downward, and the relative movement of the upper pressing head and the molding die box pushes the block to the support. On the board, finally, the pallets with the blocks are sent to the next processing step by transferring the finished device.

The above-mentioned prior art block forming machine has its drawbacks: First, a large number of pallets need to be prepared in the production process, and continuously supplied through the sheet feeding machine, and the pallets need to be recovered in time to be re-inserted by manual operation. The board machine makes the process and operation more difficult, the labor of the operator is large, the production efficiency is reduced, and the equipment investment and production cost are increased.

Summary of the invention

The technical problem to be solved by the present invention is to provide a block press molding machine which overcomes the complicated process that the block forming machine of the prior art needs to continuously supply the pallet through the plate feeder and manually assemble the pallet. Defects such as reduced efficiency, increased costs, time-consuming and laborious.

In order to solve the above technical problems, the technical solution adopted by the present invention is:

A block press forming method, comprising the steps of:

(1) setting the initial state of each component, first positioning the molding die box on the frame column above the molding die box; and fitting a horizontally movable pallet between the horizontal work table and the molding die box, The tray is closed at the bottom of the molding die box at the pressing station; the upper pressing head is adjusted to be above the molding die box;

(2) Push the cloth cart to the upper part of the molding die box, and force the fabric to form the mold box. After the cloth is finished, the cloth cart returns to the position;

(3) Start the upper pressure head cylinder, drive the upper pressing head down to press the powder in the molding mold box, press the powder in the molding mold box to form the brick blank, the upper pressure head cylinder stops working, and the upper pressing head Maintaining the pressed state;

(4) Starting the pallet cylinder, the piston of the pallet cylinder is retracted, and the pallet is moved horizontally until it completely leaves the molding die box and is in the demolding station;

(5) demolding the pressed shaped brick by the upper pressing head and the molding die box until the forming brick is completely separated from the molding die box and placed on the horizontal working table; after the demoulding is completed, the upper pressing head is reset upward;

(6) Start the pallet cylinder, and match the pallet propulsion activity between the horizontal workbench and the molding die box to make it in the pressing station. When the pallet moves, all the demoulded bricks are pushed to the bricklayer. The brick-connecting machine outputs the formed brick blank to complete a working process; repeat the above steps until the machine stops.

Further, the molding die box is fixed on the frame column, and the horizontal working platform and the molding die box have a space for the single piece forming brick to pass freely; the demoulding process in the step (5) of the forming mold box Including: restarting the upper head cylinder, driving the upper pressing head to push the formed brick blank out of the forming mold box, and the forming brick blank is completely separated from the forming mold box and placed on the horizontal working table.

The molding die box is slidably fitted on the frame column above the horizontal workbench, and the lifting cylinder is connected with the molding die box, and the lifting cylinder can drive the molding die box to move up and down along the column; The spacing between the molding die box and the horizontal working table is smaller than the height of the forming brick; the demolding process in the step (5) includes: starting the lifting cylinder, driving the forming mold box upward, and lowering the upper pressing head to completely separate the forming brick blank Forming the mold box and placing it on the horizontal workbench. At this time, there is a space between the molding die box at the demolding station and the horizontal working platform for free passage of the single-formed brick; the pallet in the step (6) After being pushed to the position and stacked on the horizontal workbench and in the pressing station, the lifting cylinder is started in time to cause the forming mold box to be stacked on the pallet to resume the pressing station.

The invention also provides a block press forming machine for realizing the above method, comprising a frame, a molding die box, an upper pressing head, a pallet mechanism and a cloth truck, a brick connecting machine and a rack disposed on opposite sides of the rack. The bottom end is provided with a horizontal workbench, the upper pressing head is arranged above the molding die box, and the upper pressing head cylinder is connected with the upper pressing head cylinder, wherein the pallet mechanism comprises a level horizontally stacked under the molding die box. The pallet can be closed on the workbench and the reciprocating plate cylinder which is installed under the cloth car for horizontally pushing and pulling the pallet, and the pallet is connected with the piston head of the feeding cylinder.

The forming mold box is fixed on a frame above the horizontal work table, and the forming mold box and the horizontal work table have a space for the single piece forming brick to pass freely, the thickness of the pallet and the molding mold box and the level The spacing between the workbenches is equivalent.

As another structural form, the molding die box is slidably fitted on the frame column above the horizontal workbench, and the lifting cylinder is connected with the molding die box, and the lifting cylinder can drive the molding die box along the column. move up and down.

The machine only needs to set up a pallet, and the pallet drives the horizontally in and out of the molding die box and the horizontal worktable through the reciprocating plate feeding cylinder disposed under the cloth car. When the block is pressed, the feeding plate cylinder pushes the pallet into the plate. On the horizontal workbench, the lower port of the molding die box is closed, and after pressing and forming, the piston of the sending plate cylinder is retracted, and the pallet is pulled back to disengage the pallet from the molding die box, and the formed brick blank is placed on the horizontal workbench after being demolded, and sent. The plate cylinder pushes the pallet again between the molding die box and the horizontal workbench, and simultaneously pushes the formed brick blank on the horizontal workbench to the brick-connecting machine during the process of pushing the pallet, and the molding die box is closed when the pallet is pushed into position. Lower the port and push all the formed bricks on the horizontal workbench to the bricklayer, and repeat the above actions until the pressing work is completed.

DRAWINGS

BRIEF DESCRIPTION OF THE DRAWINGS Figure 1 is a schematic view showing the structure of a first embodiment of the present invention.

Fig. 2 is a schematic view showing the state of demolding of the first embodiment of the present invention.

Figure 3 is a schematic view showing the state of the output brick of the first embodiment of the present invention.

Figure 4 is a schematic view showing the state of demolding of the second embodiment of the present invention.

detailed description

Specific embodiments of the present invention are further described below with reference to the accompanying drawings.

Embodiment 1:

Refer to Figures 1 to 3. A block press molding machine of the present invention comprises a frame 1, an upper head cylinder 2 fixed on the top of the frame 1, an upper pressing head 21, a molding die box 3, a cloth cart 4, a brick joining machine 5, and a pallet 6 and the reciprocating plate feeding cylinder 61, the bottom end of the frame 1 is provided with a horizontal table 11, the upper pressing head 21 is arranged above the molding die box 3 and connected with the piston of the upper head cylinder 2; the cloth car 4, the brick machine 5 Relatively disposed on both sides of the frame 1. The molding die box 3 is fixedly mounted on the frame 1 of the frame between the horizontal work table 11 and the upper pressing head 21 by a locking device, and the gap between the fixed molding die box 3 and the horizontal working platform 11 is allowed to pass through the formed brick. And the pitch is equivalent to the height of the molding die box 3. The thickness of the pallet 6 is equivalent to that of the molding die box 3, and the pallet 6 is horizontally movable between the horizontal table 11 and the molding die box 3, and the bottom of the molding die box 3 is closed; the frame below the cloth truck 4 1 is fixed with a horizontal rail 60, the top surface of which is flush with the top surface of the horizontal table 11; the pallet cylinder 61 is fixed at the rear end portion of the horizontal rail 60, and the piston and the pallet of the pallet cylinder 61 6 fixed connection. The pallet cylinder 61 can horizontally push and pull the pallet 6 to urge the pallet 6 to slide fit between the horizontal table 11 and the molding die box 3 on the horizontal rail 60.

Refer to Figures 1 to 3. A method of preparing a block using the block press molding machine, comprising the steps of:

(1) Referring to Figure 1, the initial state of each component is set. First, the molding die box 3 is adjusted to an appropriate position on the column 1 column, and both ends are locked to the column by a locking device. Between the molding die box 3 and the horizontal working platform 11, there is a space for the single-piece forming brick 7 to pass; and the pallet 6 is movably fitted between the horizontal table 11 and the molding die box 3, and the pallet at this time 6 closing the bottom of the molding die box 3 at the pressing station; adjusting the upper pressing head to be above the molding die box 3;

(2) pushing the cloth cart 4 to the upper part of the molding die box 3, and forcibly fabricating the molding die box 3, after the cloth is finished, the cloth truck 4 is returned;

(3) starting the upper head cylinder 2, driving the upper pressing head 21 to press down the powder in the molding die box 3, and pressing the powder in the forming mold box 3 to form a brick blank, and the upper head cylinder 2 stops working. And maintaining the upper pressing head in the pressed state;

(4) starting the pallet cylinder 61, the piston of the pallet cylinder 61 is retracted, and the pallet 6 is driven to slide horizontally along the top surface of the horizontal rail until it is completely away from the molding die box 3 at the demolding station;

(5) Refer to Figure 2. The upper head cylinder 61 is restarted, and the upper pressing head is driven downward to push the forming brick 7 out of the forming mold box, and the forming brick 7 is completely separated from the forming mold box and placed on the horizontal table 11; after the forming brick 7 is demolded, the upper head cylinder 61 is removed. The retraction of the piston drives the upper pressing head 6 to be reset upward;

(6) Refer to Figure 3. The pallet cylinder 61 is activated, and the pallet 6 is pushed between the horizontal table 11 and the molding die box 3 to be in the pressing station, and all the demolished forming bricks 7 are pushed to the bricks while the pallet 6 is moving. On the machine 5, the brick-connecting machine 5 outputs the formed brick blank 7 to complete a working process; the above steps are repeated until the machine is stopped.

Embodiment 2:

Refer to Figure 4. The embodiment is different from the first embodiment in that the molding die box 3 is slidably fitted on the column 1 of the frame above the horizontal work table. The frame 1 is provided with a lifting cylinder 31 connected to the molding die box 3, and the lifting cylinder 31 The molding die box 3 can be driven to move up and down along the column to complete the demolding of the press-molded brick by the upper pressing head 21. The pallet 6 is a conventional pallet, and the spacing between the molding die box 3 at the pressing station and the horizontal working platform 11 is smaller than the height of the forming brick 7.

Reference is made to Figure 4 and to Figures 1 to 3. The working method of the block press molding machine provided in the second embodiment includes the following steps:

(1) setting the initial state of each component, firstly adjusting the molding die box 3 to the appropriate position on the column 1 by the lifting cylinder 31, at this time between the molding die box 3 and the horizontal table 11 of the pressing station The spacing of the conventional pallet 6 is matched between the horizontal table 11 and the molding die box 3, at which time the pallet 6 closes the bottom of the molding die box 3 at the pressing station; Located above the molding die box 3;

(2) pushing the cloth cart 4 to the upper part of the molding die box 3, and forcibly fabricating the molding die box 3, after the cloth is finished, the cloth truck 4 is returned;

(3) starting the upper head cylinder 2, driving the upper pressing head 21 to press down the powder in the molding die box 3, and pressing the powder in the forming mold box 3 to form a brick blank, and the upper head cylinder 2 stops working. And maintaining the upper pressing head in the pressed state;

(4) starting the pallet cylinder 61, the piston of the pallet cylinder 61 is retracted, and the pallet 6 is driven to slide horizontally along the top surface of the horizontal rail 60 until it completely leaves the molding die box 3;

(5) Refer to Figure 4. The lifting cylinder 31 is actuated to drive the forming mold box 3 upward, and the upper pressing head 21 is simultaneously lowered to completely separate the forming brick blank 7 from the forming mold box 3 and placed on the horizontal working table 11; after the forming brick blank 7 is demolded, the upper pressing head cylinder 61 is piston The retraction drives the upper pressing head 6 to be reset upward;

(6) Starting the pallet cylinder 61, pushing the pallet 6 onto the horizontal table 11 to be in the pressing station, and pushing all the demolished forming bricks 7 to the brick-setting machine 5 while moving the pallet 6 , the brick machine 5 outputs the shaped brick blank 7;

(7) The lifting cylinder 31 is activated to drive the molding die box 3 to be reset and stacked on the pallet 6 at the pressing station to complete a working process; the above steps are repeated until the shutdown.

The above is only a specific embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modification of the present invention by this concept should be an infringement of the scope of protection of the present invention.

Industrial applicability

There is no need to set up a conveyor for continuous conveying pallets and a large number of pallets in the production process, and it does not need to waste a lot of manpower and material resources for the collection and distribution of pallets, reducing equipment investment and production costs; Compared, it simplifies the process and operation difficulty and greatly improves the production efficiency.

Claims (6)

The utility model relates to a block pressing forming method, which is formed by a block pressing forming machine, and the forming machine comprises a frame, a forming mold box, an upper pressing head, a pallet mechanism and a cloth truck and a brick connecting machine which are arranged on opposite sides of the rack. A horizontal workbench is arranged at the bottom end of the rack, and an upper pressing head is arranged above the molding die box, and an upper pressing head cylinder is connected above the upper pressing head, and the pallet mechanism comprises a horizontal working table which is superposed and stacked under the molding die box. And a reciprocating plate cylinder which is arranged at the bottom of the molding die box and is arranged under the cloth car for horizontally pushing and pulling the pallet, and the pallet is connected with the piston head of the feeding cylinder; It is characterized by the following steps: (1) setting the initial state of each component, first positioning the molding die box on the frame column above the molding die box; and fitting a horizontally movable pallet between the horizontal work table and the molding die box, The tray is closed at the bottom of the molding die box at the pressing station; the upper pressing head is adjusted to be above the molding die box; (2) Push the cloth cart to the upper part of the molding die box, and force the fabric to form the mold box. After the cloth is finished, the cloth cart returns to the position; (3) Start the upper pressure head cylinder, drive the upper pressing head down to press the powder in the molding mold box, press the powder in the molding mold box to form the brick blank, the upper pressure head cylinder stops working, and the upper pressing head Maintaining the pressed state; (4) Starting the pallet cylinder, the piston of the pallet cylinder is retracted, and the pallet is moved horizontally until it completely leaves the molding die box and is in the demolding station; (5) demolding the pressed shaped brick by the upper pressing head and the molding die box until the forming brick is completely separated from the molding die box and placed on the horizontal working table; after the demoulding is completed, the upper pressing head is reset upward; (6) Start the pallet cylinder, and match the pallet propulsion activity between the horizontal workbench and the molding die box to make it in the pressing station. When the pallet moves, all the demoulded bricks are pushed to the bricklayer. The brick-connecting machine outputs the formed brick blank to complete a working process; repeat the above steps until the machine stops. The method according to claim 1, wherein the molding die box is fixed on the frame column, and the horizontal working platform and the molding die box have a space for the single piece forming brick to pass freely; the molding die The demolding process in the step (5) of the box comprises: restarting the upper indenter cylinder, driving the upper indenter to push the formed brick blank out of the forming mold box, and the forming brick blank is completely separated from the forming mold box and placed on the horizontal working table. The method according to claim 1, wherein the molding die box is slidably fitted on a frame column above the horizontal work table, and the lifting frame is connected to the molding die box, and the lifting cylinder is mounted on the frame. The molding die box can be driven to move up and down along the column; the spacing between the molding die box of the pressing station and the horizontal working table is smaller than the height of the forming brick; the demoulding process in the step (5) includes: starting the lifting cylinder and driving the forming The mold box is ascended, and the upper pressing head is simultaneously lowered to completely separate the forming brick from the molding die box and placed on the horizontal working table. At this time, the molding die box at the demolding station and the horizontal working platform have the freedom to form a single brick. The spacing of the passing; the pallet in the step (6) is pushed into the position and stacked on the horizontal working table to be in the pressing station, and the lifting cylinder is started in time to cause the forming mold box to be stacked on the pallet to resume the pressing station. The utility model relates to a block pressing and forming machine, comprising a frame, a molding die box, an upper pressing head, a pallet mechanism and a cloth truck and a brick connecting machine which are arranged on opposite sides of the rack, and a horizontal working table is arranged at the bottom end of the rack, The pressure head is disposed above the molding die box, and the upper pressure head cylinder is connected above the upper pressing head, wherein the pallet mechanism comprises a horizontal working table stacked on the lower side of the molding die box and the molding die box is The bottom closed pallet and the reciprocating plate cylinder mounted under the cloth cart for horizontally pushing and pulling the pallet, and the pallet is connected with the piston head of the feeding cylinder. A block press molding machine according to claim 4, wherein said molding die box is fixed to a frame above the horizontal work table, and said molding die box and said horizontal work table have a single sheet. The distance through which the block forming bricks are free to pass, the thickness of the pallet is comparable to the spacing between the forming mold box and the horizontal work table. A block press molding machine according to claim 4, wherein the molding die box is slidably fitted to a frame column above the horizontal work table, and the frame is mounted with a molding die box. The lifting cylinder, the lifting cylinder can drive the molding die box to move up and down along the column.

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