CN106239698B - Multistation forming machine for concrete building unit - Google Patents

Abstract

The invention relates to a concrete component forming machine, in particular to a multi-station concrete component forming machine, which includes a driving assembly and a door frame, the door frame includes a tank box, and a vibrating assembly and an extrusion assembly are installed on the tank box; the tank box A central column and side columns are installed on the bottom surface of the platform to form a double gantry structure; a support assembly is installed centering on the central column, a rotary assembly is installed on the support assembly, and a mold assembly is installed on the rotary assembly. The invention can carry out the processes of filling, vibrating, extruding and taking parts at the same time, can carry out high-efficiency continuous production, greatly improves the production efficiency, has a more stable structure, and the strength and shape of the produced concrete components can meet higher requirements.

Description

Multi-station concrete component forming machine

technical field

The invention relates to a concrete component forming machine, in particular to a multi-station concrete component forming machine.

Background technique

Concrete materials play an important role in the modern construction industry. In order to meet the requirements of efficiency and quality, prefabricated concrete components are required in many occasions.

Most of the existing concrete component molding machines are single-station, with discontinuous production and low efficiency.

And the frame of existing multi-station concrete member molding machine all adopts "T" type or "Γ" type cantilever beam structure, a plurality of molds are fixed on the bottom plate, and vibration motors are installed on the side wall or bottom plate of each mold to work First pour concrete into the mold, then start the vibrating motor to vibrate the concrete, and then the extrusion assembly is rotated to each mold with the cantilever beam driven by the motor to carry out the extrusion process, and finally the concrete component is taken out of the mold. But this multi-station concrete member forming machine mainly has the following disadvantages: (1) only after all the molds have completed the extrusion process, the concrete member can be taken out, then poured into concrete, and then the next operation is carried out, the production process is still discontinuous, The efficiency is low; (2) During the extrusion process, the pressure is high, and the cantilever beam structure is prone to deformation, so that the concrete in the mold is under insufficient pressure and the pressure is uneven, thereby affecting the strength and shape of the concrete component, and it is also easy to Cause equipment damage and shorten the service life of equipment; (3) In actual use, since the vibration motor is installed on the side wall or bottom plate of the mold, and the fluidity of the concrete in the mold is poor, the vibration process needs to be expensive in actual use. For a long time, the vibration effect is often unsatisfactory, and the components are prone to honeycomb pitting, which reduces their strength and quality.

Contents of the invention

According to the deficiencies of the prior art above, the technical problem to be solved by the present invention is: to provide a multi-station concrete component molding machine, which can simultaneously realize concrete filling, vibrating, extruding and taking parts, and the operation of each link is continuous and efficient , can greatly improve production efficiency, and the produced concrete components are of high quality and good shape.

The present invention is achieved through the following technical proposals: a multi-station concrete component molding machine, including a drive assembly and a door frame, the door frame includes a tank box, and a vibrating assembly and an extrusion assembly are installed on the tank box; The bottom surface is equipped with a central column and side columns to form a double gantry structure. The lower ends of the central column and side columns are fixed on the ground or the foundation floor. The gantry structure has better stability and greater rigidity, and is not easy to be deformed or damaged during use. The inclination avoids the inclination of the mold pressure head and insufficient pressure caused by the deformation of the frame in the extrusion process, so that the concrete components are evenly stressed, the density of the produced concrete components is uniform, and the strength and shape can meet the requirements; A support assembly is installed at the center of the column, a rotary assembly is installed on the support assembly, the central column passes through the center of the support assembly and the rotary assembly, and a mold assembly is installed on the rotary assembly.

The drive assembly includes a motor frame on which a motor is mounted and gears are mounted on the motor.

The support assembly includes a support disc, the support column is installed on the bottom surface of the support disc, and the lower end of the support column is fixed on the ground or the base plate.

The vibrating assembly includes a hydraulic cylinder. A vibrator is installed at the lower end of the piston rod of the hydraulic cylinder. The vibrator is connected to an external driver. Driven by the hydraulic cylinder, the vibrator can be inserted into the concrete to vibrate the concrete. , instead of the traditional vibrating motor vibration process, so that the concrete can quickly fill the entire mold and remove the air bubbles inside.

The extrusion assembly includes a hydraulic cylinder, a pressure head is installed at the lower end of the piston rod of the hydraulic cylinder, a guide rod is installed on the pressure head, and a guide sleeve is set on the guide rod. During the process of pressing down or rising of the pressure head, the guide rod And the guide sleeve plays a guiding role for the indenter to ensure that the indenter will not rotate.

The hydraulic cylinder is connected with an external hydraulic system, and the hydraulic system includes a fuel tank, a reversing valve, power components and the like.

The slewing assembly includes a slewing bearing and a slewing disk. The slewing disk is provided with a short column guide hole. The slewing bearing includes an inner ring and an outer ring. Rolling bodies are installed between the inner ring and the outer ring. The outer ring can be relatively The inner ring rotates, and both the inner ring and the outer ring are provided with mounting bosses. The inner ring is fixed on the supporting disc through the mounting bosses, and the rotating disc is fixed on the outer ring through the mounting bosses, so that the rotating disc can follow the outer ring. Relative to the rotation of the inner ring, the installation boss can ensure that there is a proper gap between the supporting disc and the outer ring, and between the inner ring and the rotating disc, so as to avoid interference during the movement.

The mold assembly includes a mold box, a clamping device and a mold door. The mold box and the mold door cooperate to form a mold, which is clamped by a clamping device to prevent the mold box from being separated or loosened during use. The bottom of the mold box is provided with The short column, the short column and the short column guide hole cooperate to form a moving pair, so that the entire mold assembly can move up and down in the vertical direction, and can rotate with the rotary disc relative to the inner ring. The short column is covered with a spring, and the spring is located in the mold box. between the rotating disc. The mold components are easy to remove, and the mold components with different inner cavity shapes can be replaced, and the indenters of corresponding shapes can be used to produce concrete members of different shapes, which improves the utilization rate of the equipment.

The outside of the outer ring is provided with gear teeth, and the gear teeth cooperate with the gears in the drive assembly to form a gear transmission, and the outer ring is driven to rotate by the motor.

The outer diameter of the rotary disc is larger than that of the outer ring, so as to prevent debris from falling into the engaged gears during the working process.

During the non-extrusion process, the distance between the lower end surface of the short column and the upper surface of the support disc is equal to the compression amount of the spring in the extrusion process, and the spring pushes the mold assembly upwards during the non-extrusion process A certain distance, so that the short column does not contact the supporting disc, so as to ensure that the mold assembly does not interfere with the supporting disc when the rotating disc rotates; during the extrusion process, the pressure head is gradually pressed down, and the concrete in the mold will The pressure is transmitted to the mold, the entire mold assembly moves downward gradually, and the spring is gradually compressed until the lower end of the short column touches the support disc, so that the pressure is transmitted to the ground or foundation base plate through the support assembly to avoid excessive pressure on the rotary assembly resulting in damage.

The beneficial effects of the present invention are:

(1) This multi-station concrete component molding machine has multiple stations, which can simultaneously perform processes such as filling, vibrating, extruding, and taking parts, forming a small production line, which can carry out efficient continuous production and greatly improve production. Efficiency: Double gantry structure is adopted, the gantry structure has better stability and greater rigidity, and it is not easy to deform or tilt during use, avoiding the tilt of the mold head and insufficient pressure caused by the deformation of the machine frame in the extrusion process conditions, so that the concrete components are evenly stressed, the produced concrete components have uniform density, and the strength and shape can meet the requirements. At the same time, equipment damage caused by deformation of the frame is avoided, and maintenance costs are reduced;

(2) Through the coordinated design of the support assembly, rotary assembly, mold assembly and spring, the pressure of the indenter is transmitted along the route of "indenter-concrete-mold assembly-support assembly-ground or foundation floor" during the extrusion process to avoid Rotary components are damaged due to excessive pressure, prolonging the service life of the equipment;

(3) Use a vibrator to insert into the concrete to vibrate the concrete, instead of the traditional vibrating motor vibration process, so that the concrete can quickly fill the entire mold, and remove the air bubbles inside, so that the concrete is densely combined and the concrete components are eliminated Honeycomb pockmarks and other phenomena can improve the strength and quality of concrete components, and save time at the same time;

(4) The mold components are easy to remove, and the mold components with different inner cavity shapes can be replaced, and the indenters of corresponding shapes can be used to produce concrete members of different shapes, which improves the utilization rate of the equipment.

Description of drawings

Fig. 1 is a structural representation of the present invention;

Fig. 2 is a top view of the present invention;

Fig. 3 is an explosion diagram of the present invention;

Fig. 4 is a schematic diagram of the installation and coordination of the support assembly, the rotary assembly, the mold assembly and the spring;

Fig. 5 is the structural representation of door frame;

Fig. 6 is a schematic structural view of a support assembly;

Fig. 7 is a structural schematic diagram of a rotary assembly;

Figure 8 is a schematic structural view of the slewing bearing;

Figure 9 is a sectional view of the slewing bearing;

Fig. 10 is a structural schematic diagram of a rotary disc;

Fig. 11 is a schematic diagram of the installation and cooperation of the mold assembly and the spring;

Fig. 12 is a schematic structural view of a vibrating assembly;

Fig. 13 is a schematic structural view of the extrusion assembly.

In the figure: 1, door frame; 1.1, side column; 1.2, center column; 1.3, tank box; 2, support assembly; 2.1, support column; 2.2, support disc; 3, rotary assembly; 3.1, slewing bearing; 3.1 .1. Inner ring; 3.1.2. Rolling body; 3.1.3. Outer ring; 3.2. Rotary disc; 3.2.1. Short column guide hole; 3.3. Mounting boss; 4. Mold components; 4.1. Mold box ;4.1.1. Short column; 4.2. Clamping device; 4.3. Die door; 5. Vibration component; 5.1. Vibrator; 6. Extrusion component; Set; 7, drive assembly; 8, spring.

Detailed ways

The present invention will be further described below in conjunction with accompanying drawing:

As shown in Figures 1 to 11, the multi-station concrete member forming machine according to the present invention includes a driving assembly 7 and a door frame 1, and the door frame 1 includes a tank box 1.3, and a vibrating assembly 5 and an extrusion assembly are installed on the tank box 1.3. Press assembly 6; the bottom surface of tank 1.3 is equipped with central column 1.2 and side column 1.1 to form a double gantry structure, the lower ends of central column 1.2 and side column 1.1 are fixed on the ground or foundation floor, and the gantry structure is more stable. The rigidity is higher, and it is not easy to be deformed or tilted during use, which avoids the inclination and insufficient pressure of the mold head 6.1 due to the deformation of the frame in the extrusion process, so that the concrete components are evenly stressed and the produced concrete components The density is uniform, and the strength and shape can meet the requirements; the support assembly 2 is installed around the center column 1.2, and the rotation assembly 3 is installed on the support assembly 2. The center column 1.2 passes through the centers of the support assembly 2 and the rotation assembly 3, and the rotation assembly Die assembly 4 is installed on 3.

The drive assembly 7 includes a motor frame, a motor is mounted on the motor frame, and a gear is mounted on the motor.

The support assembly 2 includes a support disc 2.2, a support column 2.1 is installed on the bottom surface of the support disc 2.2, and the lower end of the support column 2.1 is fixed on the ground or the base plate.

The vibrating assembly 5 includes a hydraulic cylinder, a vibrator 5.1 is installed at the lower end of the piston rod of the hydraulic cylinder, and the vibrator 5.1 is connected to an external driver. Driven by the hydraulic cylinder, the vibrator 5.1 can be inserted into the concrete to The concrete is vibrated to replace the traditional vibrating motor vibration process, so that the concrete can quickly fill the entire mold and remove the air bubbles inside it.

The extrusion assembly 6 includes a hydraulic cylinder, a pressure head 6.1 is installed at the lower end of the piston rod of the hydraulic cylinder, a guide rod 6.2 is installed on the pressure head 6.1, a guide sleeve 6.3 is set on the guide rod 6.2, and the pressure head 6.1 is pressed down or During the rising process, the guide rod 6.2 and the guide sleeve 6.3 guide the pressure head 6.1 to ensure that the pressure head 6.1 will not rotate.

The hydraulic cylinder is connected with an external hydraulic system, and the hydraulic system includes a fuel tank, a reversing valve, power components and the like.

The slewing assembly 3 includes a slewing bearing 3.1 and a slewing disk 3.2, the slewing disk 3.2 is provided with a short column guide hole 3.2.1, the slewing bearing 3.1 includes an inner ring 3.1.1 and an outer ring 3.1.3, and the inner ring 3.1 .1 and the outer ring 3.1.3 are installed with a rolling body 3.1.2, the outer ring 3.1.3 can rotate relative to the inner ring 3.1.1, and both the inner ring 3.1.1 and the outer ring 3.1.3 are provided with mounting protrusions Platform 3.3, the inner ring 3.1.1 is fixed on the support disc 2.2 through the installation boss 3.3, and the rotary disc 3.2 is fixed on the outer ring 3.1.3 through the installation boss 3.3, so that the rotary disc 3.2 can follow the outer ring 3.1.3 Relative to the rotation of the inner ring 3.1.1, the installation boss 3.3 can ensure that there is a proper gap between the supporting disc 2.2 and the outer ring 3.1.3, and between the inner ring 3.1.1 and the rotating disc 3.2, so as to avoid interference during the movement.

The mold assembly 4 includes a mold box 4.1, a clamping device 4.2 and a mold door 4.3. The mold box 4.1 cooperates with the mold door 4.3 to form a mold, which is clamped by the clamping device 4.2 to prevent the mold box 4.1 from being connected to the mold door 4.3 during use. Separation or loosening, the bottom of the mold box 4.1 is provided with a short column 4.1.1, and the short column 4.1.1 cooperates with the short column guide hole 3.2.1 to form a moving pair, so that the entire mold assembly 4 can move up and down in the vertical direction, and can follow The rotary disc 3.2 rotates relative to the inner ring 3.1.1, the short column 4.1.1 is covered with a spring 8, and the spring 8 is located between the mold box 4.1 and the rotary disc 3.2. The mold assembly 4 is easy to remove, and the mold assembly 4 with a different inner cavity shape can be replaced, and the indenter 6.1 of the corresponding shape can be used to produce concrete members of different shapes, which improves the utilization rate of the equipment.

The outside of the outer ring 3.1.3 is provided with gear teeth, and the gear teeth cooperate with the gears in the drive assembly 7 to form a gear transmission, which drives the outer ring 3.1.3 to rotate under the drive of the motor.

The outer diameter of the rotary disk 3.2 is larger than that of the outer ring 3.1.3, so as to prevent sundries from falling into the engaged gears during the working process.

During the non-extrusion process, the distance between the lower end surface of the short column 4.1.1 and the upper surface of the support disc 2.2 is equal to the compression amount of the spring 8 in the extrusion process. During the non-extrusion process, the spring 8 Lift the mold assembly 4 up for a certain distance, so that the short column 4.1.1 does not contact the support disc 2.2, and ensure that the mold assembly 4 does not interfere with the support disc 2.2 when it rotates with the rotary disc 3.2; during the extrusion process, The pressure head 6.1 gradually presses down, the concrete in the mold is stressed and the pressure is transmitted to the mold, the entire mold assembly 4 gradually moves downward, and the spring 8 is gradually compressed until the lower end of the short column 4.1.1 touches the support disc 2.2, thereby The pressure is transmitted to the ground or the base plate through the support assembly 2, so as to avoid damage to the slewing assembly 3 due to excessive pressure.

The use process of the present invention is as follows:

The number of stations selected in this embodiment is 4, and the number of mold assemblies 4 selected is 4; The station is the extrusion station, the clockwise station of the extrusion station is the pick-up station, and the next clockwise station of the pick-up station is the filling station; at the beginning, the filling station will Concrete is poured into the mold, the filling process is completed, and then the motor is started, the gear drives the outer ring 3.1.3 to rotate, the rotary disk 3.2 rotates 90 degrees clockwise with the outer ring 3.1.3, and the mold assembly 4 rotates clockwise with the rotary disk 3.2 Turn clockwise 90 degrees to the vibrating position, the motor stops running, and the external driver starts to make the vibrator 5.1 in the working state. The hydraulic system controls the hydraulic cylinder piston rod of the vibrating component 5 to move downward, driving the vibrator 5.1 to Move down to the concrete, lift up the vibrator 5.1 after the concrete is vibrated, complete the vibrating process, start the motor, when the mold assembly 4 rotates to the extrusion station, the motor stops running, and the hydraulic system controls the extrusion assembly 6 The piston rod of the hydraulic cylinder moves downward, driving the pressure head 6.1 to gradually press down, the concrete in the mold is stressed and then the pressure is transmitted to the mold, the entire mold assembly 4 gradually moves downward, the spring 8 is gradually compressed, and the entire mold assembly 4 gradually Moving downward, the spring 8 is gradually compressed until the lower end of the short column 4.1.1 touches the support disc 2.2, the pressure head 6.1 continues to press down, the concrete is extruded, and then the pressure head 6.1 is lifted up to complete the extrusion process and start When the motor and the mold assembly 4 rotate to the pick-up station, the motor stops running. After the clamping device 4.2 is unloaded, the mold door 4.3 is opened, and then the formed concrete member is taken out, and then the mold door 4.3 and the clamping device 4.2 are removed again. Installed, complete the pick-up process, start the motor, when the mold assembly 4 rotates to the filling station, the motor stops running, inject concrete into the mold again, and then repeat the above work process; filling process, vibration process, extrusion process, taking The parts process is carried out at the same time, forming a small production line.

Of course, the above content is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the embodiments of the present invention. The present invention is not limited to the above-mentioned examples, and equal changes and improvements made by those skilled in the art within the essential scope of the present invention shall all belong to the scope covered by the patent of the present invention.

Claims (6)

1. A multi-station concrete component forming machine, comprising a drive assembly (7) and a door frame (1), characterized in that: the door frame (1) includes a tank box (1.3), and a vibrator is installed on the tank box (1.3). Tamper assembly (5) and extruding assembly (6); central column (1.2) and side column (1.1) are installed on the bottom surface of tank box (1.3), forming double gantry structure; A support assembly (2), a rotary assembly (3) is installed on the support assembly (2), and a mold assembly (4) is installed on the rotary assembly (3); the support assembly (2) includes a support disc (2.2), The support column (2.1) is installed on the bottom surface of the support disc (2.2), and the slewing assembly (3) includes the slewing support (3.1) and the slewing disc (3.2), and the slewing support (3.1) includes the inner ring (3.1.1 ) and outer ring (3.1.3), rolling elements (3.1.2) are installed between inner ring (3.1.1) and outer ring (3.1.3), inner ring (3.1.1) and outer ring (3.1. 3) are equipped with mounting bosses (3.3), the inner ring (3.1.1) is fixed on the supporting disc (2.2) through the mounting bosses (3.3), and the rotary disc (3.2) is fixed through the mounting bosses (3.3) Fixed on the outer ring (3.1.3), the rotary disc (3.2) is provided with a short column guide hole (3.2.1), the mold assembly (4) includes a mold box (4.1), a clamping device (4.2) And the mold door (4.3), the bottom of the mold box (4.1) is provided with a short column (4.1.1), the short column (4.1.1) cooperates with the short column guide hole (3.2.1) to form a moving pair, the short column (4.1. 1) There is a spring (8) on the top, and the spring (8) is located between the mold box (4.1) and the rotary disc (3.2). During the non-extrusion process, the lower end surface of the short column (4.1.1) The distance from the upper surface of the support disc (2.2) is equal to the compression amount of the spring (8) in the extrusion process, and during the extrusion process, the lower end surface of the short column (4.1.1) contacts the support disc ( 2.2). 2. The multi-station concrete member forming machine according to claim 1, characterized in that: the drive assembly (7) includes a motor frame, a motor is mounted on the motor frame, and a gear is mounted on the motor. 3. The multi-station concrete component forming machine according to claim 1, characterized in that: the vibrating assembly (5) includes a hydraulic cylinder, and a vibrator (5.1) is installed at the lower end of the piston rod of the hydraulic cylinder. 4. The multi-station concrete member molding machine according to claim 1, characterized in that: the extrusion assembly (6) includes a hydraulic cylinder, the lower end of the piston rod of the hydraulic cylinder is equipped with a pressure head (6.1), and the pressure head Guide rod (6.2) is installed on (6.1), and guide sleeve (6.3) is with on the guide rod (6.2). 5. The multi-station concrete component forming machine according to claim 1, characterized in that: gear teeth are arranged on the outer side of the outer ring (3.1.3). 6. The multi-station concrete component molding machine according to claim 1, characterized in that: the outer diameter of the rotary disc (3.2) is larger than the outer diameter of the outer ring (3.1.3).