CN111232579B - A formwork conveying system - Google Patents

Abstract

The invention discloses a formwork conveying system, which comprises: the device comprises a conveying track, a loading mechanism, a traction mechanism, a pushing mechanism, a driving device and a control system, wherein the conveying track is used for pushing the loading mechanism, the driving device and the control system, and the control system is in communication connection with the driving device. The invention solves the problem of manual conveying of the trolley.

Description

A formwork conveying system

technical field

The invention belongs to the technical field of casting and heat treatment, and particularly relates to a mold shell conveying system.

Background technique

The mold shell for investment casting needs to be roasted and poured. The traditional method generally uses manual pulling of the conveying trolley, but there are many disadvantages. For example, the trolley needs to be manually pulled and conveyed. Due to the long conveying distance, the labor intensity of workers is high. Due to the high temperature of the mold shell, the working environment is harsh during manual pulling, and the hidden dangers of labor safety increase accordingly. Since the connection method when manually pulling the trolley cannot achieve timely or real-time locking and separation, there is an urgent need to develop a trolley conveying system that can replace manual labor. The present invention proposes a mould shell conveying system, which well overcomes the above-mentioned defects.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a mould shell conveying system, which solves the problem of manual conveying of the trolley, realizes the electric drive and automatic control of the conveying process of the trolley, and realizes the traction mechanism and the loading mechanism such as the trolley through the connecting device of the present invention. Timely locking or separation between them.

In order to achieve the above-mentioned purpose, the present invention proposes a mould shell conveying system, comprising:

conveyor track;

a loading mechanism, arranged on the conveying track;

The traction mechanism is connected with the loading mechanism through a connecting device, wherein one end of the connecting device is provided with a clip for clipping the loading mechanism, and the lifting and lowering of the clip is used to control all the clips. The locking and separation of the loading mechanism and the traction mechanism;

a pushing mechanism, arranged on one side of the conveying track, for pushing the loading mechanism;

a driving device, arranged on the traction mechanism;

A control system is connected in communication with the driving device.

In one embodiment, the connecting device includes:

a bracket, connected with the traction mechanism;

a first lever, arranged at one end of the bracket, and one end of the first lever is provided with the buckle;

The pull-type permanent magnet is arranged on the bracket and connected with the other end of the first lever.

In one embodiment, the bracket is a bracket with a groove, the first lever is located at one end of the groove, and the pull-type permanent magnet is located in the groove.

In one embodiment, the connecting device includes:

a hanger, connected with the traction mechanism;

A second lever is arranged on the hanger, one end of the second lever is provided with the snapping object, and the other end is connected with a counterweight roller;

The lever limit block is fixedly arranged between the hanger and one end of the second lever.

In one embodiment, the conveying track includes:

the first transverse track;

a second transverse rail, arranged in parallel with the first transverse rail;

a first longitudinal rail, vertically connecting one end of the first transverse rail and one end of the second transverse rail;

A second longitudinal rail, the first longitudinal rails are arranged in parallel and vertically connect the other end of the first transverse rail and the other end of the second transverse rail.

In one embodiment, a transition loading mechanism is provided on the first longitudinal rail and the second longitudinal rail.

In one embodiment, a rolling limit block is provided on the ground where the intersection of the first transverse track and the first longitudinal track is located, and a corner of the rolling limit block is a rounded corner. A second rolling limit block is fixedly installed on the ground where the intersection of the second transverse track and the second longitudinal track is located, and a corner of the second rolling limit block is a rounded corner.

In one embodiment, one end of the first transverse rail and the other end of the second transverse rail are respectively provided with a traction mechanism.

In one embodiment, a roasting furnace and a pouring station are arranged on the first transverse rail, and a mould shell loading and unloading station is arranged on the second transverse rail.

In one embodiment, a roasting furnace is arranged on the first transverse rail, and a pouring station and a mould shell loading and unloading station are arranged on the second transverse rail.

In one embodiment, the clasp is a hook or a protruding block.

In one embodiment, the driving device is a driving motor, and the control system is a PLC control system.

The present invention solves the problem of manual conveying of the formwork trolley, and realizes the electric drive and automatic control during the transportation of the trolley. Through the connecting device of the present invention, the timely locking between the traction mechanism and the loading mechanism such as the trolley is realized. or separation. The connecting device of the present invention has a simple and reliable structure. The mould shell conveying system of the invention has compact structure, low production cost and good market prospect.

Description of drawings

Fig. 1: the top view of the shell conveying system in one embodiment of the present invention;

Figure 2: a side view of the shell conveying system in an embodiment of the present invention;

Figure 3: A schematic diagram of the connection between the traction mechanism and the loading mechanism in an embodiment of the present invention;

Fig. 4: the schematic diagram of the electric permanent magnet locking device in one embodiment of the present invention;

Figure 5: a schematic diagram of a lever in an electric permanent magnet locking device according to an embodiment of the present invention;

Figure 6: A schematic diagram of a mechanical counterweight locking device in an embodiment of the present invention;

Figure 7: A schematic diagram of the locking process of the mechanical counterweight locking device in an embodiment of the present invention;

8: A schematic diagram of the unlocking process of the mechanical counterweight locking device in an embodiment of the present invention;

FIG. 9 is a schematic structural diagram of a roller stopper in an embodiment of the present invention.

Symbol Description:

1 conveyor track 11 first lateral track 12 second lateral track 13 first longitudinal rail 14 second longitudinal rail 15 The first pouring station 16 second pouring station 17 Formwork loading and unloading station 2 loading mechanism 3 traction mechanism 4 Push agency 5 drive 6 Electric permanent magnet locking device 61 bracket 611 groove 62 first lever 63 Pull type permanent magnet 64 bump 7 Mechanical counterweight locking device 71 hanger 72 second lever 73 lever stopper 74 Counterweight Roller 75 hook up 8 first transition loading mechanism 9 Second transition loading mechanism 10 roaster A Roller limit block B formwork

Detailed ways

The embodiments of the present invention are described below through specific specific examples, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and various details in this specification can also be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.

It should be noted that the drawings provided in this embodiment are only to illustrate the basic concept of the present invention in a schematic way, so the drawings only show the components related to the present invention rather than the number, shape and the number of components in actual implementation. For dimension drawing, the type, quantity and proportion of each component can be changed at will in actual implementation, and the component layout may also be more complicated. In the description of this application, it should be noted that when the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" appear. ”, etc., the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation , are constructed and operated in a specific orientation, and therefore should not be construed as limiting the application. Furthermore, the terms "first" and "second", as they appear, are used for descriptive purposes only and should not be construed to indicate or imply relative importance. Therein, the terms "first position" and "second position" are two different positions.

The present invention provides a formwork trolley conveying system. The connecting device of the invention realizes the timely locking or separation between the traction mechanism and the loading mechanism such as the trolley, which makes the conveying process more automatic and greatly improves the work efficiency. The connection device mainly realizes the timely locking or separation between the traction mechanism and the loading mechanism through the two connection forms of the electric permanent magnet locking device and the mechanical counterweight locking device. For example, through the electric permanent magnet in the electric permanent magnet locking device The power-on and power-off are controlled to control the rise and fall of the clip at one end of the lever, so as to realize the timely locking or separation between the traction mechanism and the loading mechanism.

1-8, the present invention provides a mold shell conveying system, including: a conveying track 1, a loading mechanism 2, a pulling mechanism 3, a pushing mechanism 4, a driving device 5 and a control system. The loading mechanism 2 is arranged on the conveying track 1, and the traction mechanism 3 and the loading mechanism 2 are connected by a connecting device, wherein one end of the connecting device is provided with a buckle, which is used for the buckle. The loading mechanism 2 controls the locking and separation of the loading mechanism 2 and the traction mechanism 3 through the rise and fall of the buckle. The pushing mechanism 4 is arranged on one side of the conveying track 1 for pushing the loading mechanism 2, the driving device 5 is arranged on the traction mechanism 3, and the driving device is a driving motor, and the control The system is a PLC control system, and the control system is connected to the driving device 5 in communication for controlling the driving device 5 to drive the traction mechanism 3 to move.

Referring to FIG. 2 , the conveying rail 1 includes: a first transverse rail 11 , a second transverse rail 12 , a first longitudinal rail 13 and a second longitudinal rail 14 . The second transverse rail 12 is arranged in parallel with the first transverse rail 11, the first longitudinal rail 13 is vertically connected to one end of the first transverse rail 11 and one end of the second transverse rail 12, Two longitudinal rails 14 and the first longitudinal rail 13 are arranged in parallel, and are vertically connected to the other end of the first transverse rail 11 and the other end of the second transverse rail 12 . The first transverse rail 11, the second transverse rail 12, the first longitudinal rail 13 and the second longitudinal rail 14 together form a closed rectangular conveying rail. The first longitudinal rail 13 and the second longitudinal rail 14 are respectively provided with a first transition loading mechanism 8 and a second transition loading mechanism 9 . One end of the first transverse rail 11 and the other end of the second transverse rail 12 are respectively provided with a traction mechanism 3. The present invention uses the traction mechanism 3, which is more stable and reliable than manual conveying and reduces the production line. The hidden danger of safety, the electric drive and automatic control during the conveying process of the trolley are realized.

Please refer to FIG. 1-FIG. 2. In one embodiment, the first transverse rail 11 is provided with a roasting furnace 10 and a first pouring station 15, and the second transverse rail 12 is provided with a mold case loading and unloading station. 17. Referring to FIG. 1 , in another embodiment, the first transverse rail 11 is provided with a roasting furnace 10 , and the second transverse rail 12 is provided with a second pouring station 16 and the mold shell loading and unloading station 17. The position change of the pouring station is to meet the flow requirements of the production line. In the present invention, the two positions can well meet the production requirements.

Referring to FIGS. 1-4 , in one embodiment, the connection device is, for example, an electric permanent magnet locking device 6 , and the electric permanent magnet locking device 6 includes: a bracket 61 , a first lever 62 and a pull-type electric Permanent magnet 63. The bracket 61 is connected to the traction mechanism 3 such as an electric tractor, the first lever 62 is provided at one end of the bracket 61 , and one end of the first lever 62 is provided with the buckle such as a bump. 64. Hooks or other hooks are also suitable. The pull-type permanent magnet 63 is disposed on the bracket 61 and connected to the other end of the first lever 62 , for example, the pull-type permanent magnet 63 is bolted to the bracket 61 and the first lever between 62. The bracket 61 is a bracket with a groove 611 , the first lever 62 is located at one end of the groove 611 , the pull-type permanent magnet 63 is located in the groove 611 , and the shape of the bracket 61 is For example, it is U-shaped, L-shaped or concave-shaped, and other shapes with grooves are also applicable to the present invention. When the pull-type permanent magnet 63 is energized, the pull-type permanent magnet 63 pulls down the end of the first lever 62 close to the pull-type permanent magnet 63, so that the first lever 62 is horizontal and away from The bump 64 at one end of the pull-type permanent magnet 63 is higher than the loading mechanism 2 such as the trolley body. During the horizontal movement of the electric tractor, the bump 64 hooks the trolley body and drives the trolley to move. . The electro-permanent locking device 6 adjusts the lifting and lowering of both ends of the lever through the on-off of the pull-type electro-permanent magnet 63, and then controls the contact and separation of the bump 64 and the loading mechanism 2, thereby realizing automatic Locking and automatic unlocking make the conveying process more automatic and avoid potential safety hazards caused by manual traction. The device for controlling the electrification and de-energization of the pull-type permanent magnet 63 is an electrical control device, and the electrical control device includes a controller for an electro-permanent magnet. Control and conversion, so that the permanent magnet magnetic field balances itself in the system, externally characterized as a demagnetized relaxed state, or released to the working magnetic pole face of the electro-permanent magnet, externally characterized as a magnetized and clamped state, the electro-permanent magnet controller uses a single chip microcomputer as The intelligent controller of the control core adopts ultra-high-voltage high-power output devices, reliable hardware protection and low power consumption, which ensures that the system can run safely and reliably for a long time.

In this embodiment, the furnace door of the roasting furnace 10 is opened, and the push mechanism 4 pushes the trolley on the transition loading mechanism 9 into the roasting furnace 10. The car body part pushes out the roasting furnace 10, and the electric tractor moves to the side of the roasting furnace 10. The end of the first lever 62 with the bump 64 extends into the bottom of the car body of the trolley. At this time, the electric control device is used to control the pull-type electric When the permanent magnet 63 is energized, the first lever 62 is pulled horizontally, the electric tractor moves to the right, the first lever 62 pulls the trolley to the right, and when the trolley moves to the first transition loading mechanism 8 , the pull-type permanent magnet 64 is powered off, the end of the first lever 62 without the bump 64 drops due to its own weight, so that the permanent magnet locking device 6 is unlocked, and the electric tractor is separated from the trolley. The transition loading mechanism 8 drives the trolley to move horizontally and longitudinally to the second transverse rail 12, the electric tractor is locked with the trolley, and drives the trolley to the second pouring station 16. After the pouring is completed, it continues to drive the trolley 1 to move to the mold. The shell loading and unloading station 17 is then moved to the second transition loading mechanism 9, and the electromagnetic unlocking device 6 is unlocked. The second transition loading mechanism 9 drives the trolley to move to the right end of the second transverse rail 12. The trolley is pushed by Before the mechanism 4 is pushed into the roaster 4, it is ready for the next cycle.

Referring to FIGS. 5-8 , in one embodiment, the connecting device is, for example, a mechanical counterweight locking device 7 , and the mechanical counterweight locking device 7 includes: a hanger 71 , a second lever 72 , a lever limiter Position block 73 and counterweight roller 74 . The hanger 71 is connected to the traction mechanism 3 such as an electric tractor, the second lever 72 is arranged on the hanger 71 , and one end of the second lever 72 is provided with the buckle such as a hook 75 , bumps or other hooks are also applicable, the other end of the second lever 72 is connected with a counterweight roller 74 , and the lever limit block 73 is fixedly arranged on the hanger 71 and the second lever 72 Between one end, the roller stop block A is fixedly arranged between the conveying track 1 and the ground. The mass of one end of the second lever 72 after the counterweight roller 74 is installed is much larger than the mass of the end far away from the counterweight roller 74. Under the action of the self-weight of the counterweight roller 74, the end close to the counterweight roller 74 is downward and away from the counterweight roller. One end of the second lever 74 is upturned, so that one end of the second lever 72 away from the counterweight roller 74 is in contact with the lever stopper 73 . Specifically, a rolling limit block A is provided on the ground where the intersection of the first transverse rail 11 and the first longitudinal rail 13 is located, and a corner of the rolling limit block A is rounded. A second rolling limit block is fixedly installed on the ground where the intersection of the second transverse rail 12 and the second longitudinal rail 14 is located, and a corner of the second rolling limit block is rounded and set to a rounded corner. The purpose is to make better contact between the roller limit block A, the second roller limit block and the counterweight roller 74, so as to facilitate the separation of the traction mechanism 3 and the loading mechanism 2 . The lever limit block 73 can ensure that the lock again occurs during the unlocking process. The mechanical counterweight locking device 7 also achieves the effect of real-time locking and connection by using the lever balance principle, which is also conducive to speeding up the work process.

In this embodiment, the traction mechanism 3, such as an electric tractor, drives the mechanical counterweight locking device 7 to move to the right to contact the loading mechanism 2, such as a trolley, and the bottom of the trolley body and the second lever 72 are far away from the counterweight. One end of the roller 74 acts on each other, pressing down the end of the second lever 72 away from the counterweight roller 74, so that the end of the second lever 72 close to the counterweight roller 74 is upturned, the electric tractor continues to move, the second lever One end of 72 away from the counterweight roller 74 is upturned, and is in contact with the lever limit stop 73 . The electric tractor moves in the opposite direction, and the end of the second lever 72 away from the counterweight roller 74 is in contact with the trolley. Due to the action of the counterweight rollers 74 , the torque generated by the weight provided by the counterweight rollers 74 is greater than the torque generated by the frictional force between the trolley and the conveying track 1 . The electric tractor will pull the trolley horizontally and laterally. After the trolley is transferred to the transition loading mechanism, the counterweight roller 74 acts with the roller stopper A, so that the roller stopper A drives the end of the second lever 72 close to the counterweight roller 74 to upturn, so that the first The end of the second lever 72 away from the counterweight roller 74 descends, the end of the second lever 72 away from the counterweight roller 74 is separated from the trolley, and the end of the second lever 72 away from the counterweight roller 74 is always in the process of separation Keep a certain distance from the trolley, so as to ensure that there will be no re-locking during the separation process.

In the present invention, when the first transverse rail 11 is provided with the roasting furnace 10 and the first pouring station 15, and the second transverse rail 12 is provided with the mold case loading and unloading station 17, the loading mechanism 2 For example, a trolley, used for carrying and conveying the casting mold B, starts from the left front of the push mechanism 4 at the right end of the first transverse rail 11, the trolleys are lined up in a row, and enter the roasting furnace 10 in sequence to the left, When the roasting furnace 10 is filled, the trolley rolls and moves forward on the first transverse track 11 by means of the rollers on the car body. 4. Pushing moves from right to left, one trolley pitch is pushed each time, the traction mechanism 3 at the left end of the first transverse rail 11, such as an electric tractor, moves to the right and moves close to the trolley at the leftmost end of the roaster 10, and is connected by the connecting device. Lock each other and move to the left on the first transition loading mechanism 8 at the left end. After the trolley is separated from the electric tractor at the left end, it is driven by the first transition loading mechanism 8 at the left end to move upward along the first longitudinal rail 13 and move up with the first transition loading mechanism 8 at the left end. The two transverse rails 12 are butted together, and the electric tractor on the right end of the second transverse rail 12 moves to the left to approach the trolley, is locked by the connecting device, and moves to the right to the second pouring station 16. In the second pouring After the mold case is poured at the station 16, it enters the mold case loading and unloading station 17. The trolley is pulled by the electric tractor and continues to move to the right to the second transition loading mechanism 9 at the right end. After the electric tractor is separated from the trolley, the trolley Driven by the transition loading mechanism at the right end to move downward along the second longitudinal rail 14 at the right end, it is connected to the first transverse rail 11 in the rear row.

In the present invention, when the first transverse rail 11 is provided with the roasting furnace 10, and the second transverse rail 12 is provided with the second pouring station 16 and the mold case loading and unloading station 17, the loading and unloading The mechanism 2, such as a trolley, starts from the left front of the pushing mechanism 4 at the right end of the first transverse rail 11. The trolleys are lined up in a row, and enter the roasting furnace 10 in order to the left. The trolley rolls and moves forward on the first transverse track 11 by means of the rollers on the car body. After the trolley fully loaded with the mold shells B completes the roasting in the roasting furnace 10, it is pushed by the pushing mechanism 4 to move from right to left. Pushing a trolley pitch, the trolley enters the second pouring station 16. After the pouring is completed, the electric tractor at the left end of the first transverse rail 11 moves to the right and moves closer to the leftmost trolley out of the roasting furnace 10. They are locked together by the connecting device and moved to the left on the first transition loading mechanism 8 at the left end. After the trolley is separated from the electric tractor at the left end, it is driven along the first longitudinal rail 13 by the first transition loading mechanism 8 at the left end. Move up to connect with the second transverse rail 12, the electric tractor of the second transverse rail 12 moves to the left to approach the trolley, locks each other by the connecting device, and moves to the right to the mold case loading and unloading station 17, the table The trolley is pulled by the electric tractor and continues to move to the right to the second transition loading mechanism 9 at the right end. After the electric tractor is separated from the trolley, the trolley is driven by the second transition loading mechanism 9 at the right end along the second longitudinal track at the right end. 14 moves downward to connect with the first transverse track 11 in the rear row. The trolley is pushed by the push mechanism 4 and moves to the left before entering the roasting furnace 10, ready to enter the next cycle.

The present invention integrates multiple work stations such as roasting, pouring, loading and unloading of the mold shell, greatly improves the production efficiency, and solves the problem of manual transportation such as the mold shell trolley. The present invention uses a traction mechanism, which is more efficient than manual transportation The operation is more stable and reliable, which reduces the safety hazard of the production line, and realizes the electric drive and automatic control during the conveying process of the trolley. Through the connection device of the present invention, the timely locking or separation between the traction mechanism and the loading mechanism such as the trolley is realized, and any attachment device of the locking device does not need to be installed on the basis of the existing trolley. The transformation cost is extremely low, and the efficiency is significantly improved. The present invention applies the on-off process of the pull-type electro-permanent magnet to the present invention, which is cleverly conceived and can realize automatic unlocking and connection, which not only saves labor costs, but also speeds up the work process. At the same time, the mechanical counterweight locking device uses lever balance. The principle also achieves the effect of real-time unlocking and connection. To sum up, the present invention fills the blank of real-time locking or separation in the field of mold shell conveying systems.

The above description is only a preferred embodiment of the application and an illustration of the applied technical principle. Those skilled in the art should understand that the scope of the invention involved in this application is not limited to the technical solution formed by the specific combination of the above technical features , and shall also cover other technical solutions formed by any combination of the above technical features or their equivalent features without departing from the inventive concept, for example, the above features are similar to those disclosed in this application (but not limited to) A technical solution formed by replacing the technical features of the functions with each other.

Except for the technical features described in the specification, the other technical features are known technologies by those skilled in the art, and in order to highlight the innovative features of the present invention, the remaining technical features are not repeated here.

Claims (2)

1. A formwork delivery system, comprising:

a conveyor track, the conveyor track comprising:

a first transverse rail;

a second transverse rail arranged in parallel with the first transverse rail;

a first longitudinal rail vertically connecting one end of the first transverse rail and one end of the second transverse rail;

the first longitudinal rails are arranged in parallel and vertically connected with the other ends of the first transverse rails and the second transverse rails;

the roasting furnace is arranged on the first transverse rail;

the pouring station is arranged on the first transverse rail or the second transverse rail;

the formwork loading and unloading station is arranged on the second transverse rail;

a transitional loading mechanism disposed on the first longitudinal rail and the second longitudinal rail;

the loading mechanism is arranged on the conveying track;

the traction mechanism is connected with the loading mechanism through a connecting device, wherein one end of the connecting device is provided with a buckle object for buckling the loading mechanism, and the locking and the separation of the loading mechanism and the traction mechanism are controlled through the ascending and the descending of the buckle object;

the pushing mechanism is arranged on one side of the conveying track and used for pushing the loading mechanism;

the driving device is arranged on the traction mechanism;

the control system is in communication connection with the driving device;

the connecting device includes:

the hanging rack is connected with the traction mechanism;

the second lever is arranged on the hanging rack, one end of the second lever is provided with the buckle object, and the other end of the second lever is connected with the counterweight idler wheel;

the lever limiting block is fixedly arranged between the hanging rack and one end of the second lever;

the subaerial gyro wheel stopper that is provided with at first horizontal track with the handing-over department of first longitudinal rail place, the one corner of gyro wheel stopper is the fillet, sets up the purpose to the fillet in order to make the gyro wheel stopper with contact better between the counter weight gyro wheel, thereby be convenient for draw gear with loading mechanism's separation.

2. A formwork delivery system as claimed in claim 1, wherein the catch is a hook or a projection.

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