Automatic metal ingot feeding machine

Abstract

The utility model relates to the technical field of metal raw material melting equipment, in particular to an automatic metal ingot feeding machine which comprises a machine frame, a conveying table, a conveying chain and a first driving mechanism, a material picking base is arranged at one end of the conveying table, a swing arm and a second driving mechanism are movably arranged on the material picking base, a clamping mechanism is movably arranged at the outer end of the swing arm, and the second driving mechanism is arranged at the other end of the conveying table. When the metal ingot is conveyed to the end portion by the conveying chain, the outer end of the swing arm moves to the end portion of the metal ingot, the end portion of the metal ingot is located in a clamping opening of the clamping mechanism, at the moment, the conveying chain stops conveying, the clamping mechanism is started to clamp the front end of the metal ingot, and then the swing arm slowly rises upwards under the action of the second driving mechanism. And the rear end of the metal ingot slowly slides into the opening of the melting furnace in the upwarp process of the front end of the metal ingot, so that the automatic and slow feeding work of the metal ingot is completed, manual participation is not needed in the whole process, and the automatic and slow feeding device has the advantages of being high in safety and reliability and high in practicability.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal raw material melting equipment technical field especially is a kind of metal ingot automatic feeding machine. BACKGROUND

[0002] In the production process of aluminum alloy, zinc alloy or aluminum product such as aluminum profile, bulky aluminum ingot is melted to carry out next production. In the prior art, the aluminum ingot is usually transported by forklift, trolley, hoisting and other ways. When feeding, the forklift arm is short, and it is difficult to unload when the aluminum ingot is put into the furnace door of a certain height. The trolley can only be transported horizontally, and the weight of the aluminum ingot will cause difficulty in transferring into the furnace door. Hoisting needs manual assistance. The temperature around the furnace door is too high, which is not safe. Therefore, due to the high temperature of the furnace, the large volume and heavy weight of the aluminum ingot, the aluminum ingot is easily exploded when put in too fast, causing aluminum liquid splashing, which has serious safety hazards, so there are technical problems in the feeding of aluminum ingot. SUMMARY

[0003] The technical problem to be solved by the utility model is to provide a metal ingot automatic feeding machine which can automatically pick up neatly arranged metal ingots and stably put them into a dissolving furnace, effectively prevent metal liquid splashing and have high safety and reliability.

[0004] In order to solve the above technical problems, the utility model adopts the following technical scheme: a metal ingot automatic feeding machine, comprising a rack, a conveying table fixed to the rack, a conveying chain transversely arranged on the conveying table and a first driving mechanism for driving the conveying chain to run, a pickup base is arranged at one end of the conveying table, the pickup base movably arranges an oscillating arm and a second driving mechanism for driving the oscillating arm to swing back and forth, the outer end of the oscillating arm movably arranges a clamping mechanism, when the metal ingot is moved to the end by the conveying chain, the outer end of the oscillating arm moves to the end of the metal ingot, and the end of the metal ingot is located in the clamping opening of the clamping mechanism.

[0005] Preferably, the other side of the conveying chain is provided with a roller, the highest point of the wheel surface of the roller is lower than the load surface of the conveying chain, when the metal ingot is moved to the end by the conveying chain, the other end of the metal ingot is located directly above the roller.

[0006] Preferably, the clamping mechanism comprises a posture shaft movably arranged at the outer end of the oscillating arm and an L-shaped claw body fixedly arranged at one end of the posture shaft, a clamping device for pressing the metal ingot is arranged above the L-shaped claw body.

[0007] Preferably, the second driving mechanism is provided with a second posture wheel, the other end of the posture shaft is provided with a first posture wheel, and the first posture wheel and the second posture wheel are connected by chain or synchronous belt transmission.

[0008] Preferably, the clamp includes a first base and a second base fixed to the L-shaped claw body, a pressing rod, a telescopic mechanism movably arranged on the first base, a first pin shaft and a second pin shaft arranged on the second base, the inner end of the pressing rod is movably connected with the first pin shaft, a first connecting rod is arranged on the middle of the pressing rod, the second pin shaft movably arranges a second connecting rod, the other end of the first connecting rod and the other end of the second connecting rod are hingedly connected with the outer end of the telescopic mechanism through a third pin shaft, and the angle between the first connecting rod and the second connecting rod is less than 10 degrees when the clamp is clamped.

[0009] Preferably, the number of the first connecting rod and the second connecting rod is two, and they are symmetrically arranged on both sides of the pressing rod.

[0010] Preferably, the two first connecting rods are arranged on the inner side of the two second connecting rods.

[0011] Preferably, the outer end of the pressing rod is arranged with an adjusting rod and an anti-skid pressure head arranged at the lower end of the adjusting rod.

[0012] Preferably, the telescopic mechanism is a pneumatic cylinder or a telescopic motor.

[0013] The metal ingot automatic feeding machine has the advantages that in actual application, the melting furnace is located beside the conveying table, the metal ingots are arranged on the conveying chain, when the metal ingots are conveyed to the left end by the conveying chain, the front end of the metal ingot is just located in the clamping opening of the clamping mechanism, at this time, the conveying chain is paused, the clamping mechanism is started to clamp the front end of the metal ingot, then the swing arm is slowly lifted upwards under the action of the second driving mechanism, and the front end of the metal ingot is lifted or tilted upwards, the rear end of the metal ingot slowly slides towards the melting furnace opening in the tilting process of the front end, so that the automatic slow feeding of the metal ingot is completed, the whole process does not need manual participation, and the metal ingot automatic feeding machine has the advantages of high safety and reliability and high practicability. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a three-dimensional structure schematic view of the metal ingot automatic feeding machine.

[0015] Figure 2 It is a three-dimensional structure schematic view of the metal ingot automatic feeding machine from another perspective.

[0016] Figure 3 It is a three-dimensional structure schematic view of the clamping mechanism.

[0017] Figure 4 It is a three-dimensional structure schematic view of the metal ingot automatic feeding machine applied to the 500T aluminum ingot melting furnace.

[0018] Figure 5The utility model discloses a metal ingot automatic feeding machine is applied to the stereoscopic structure schematic diagram of 88T aluminum ingot melting furnace. DETAILED DESCRIPTION

[0019] For the convenience of the understanding of those skilled in the art, the utility model is further explained below in combination with examples, and the content mentioned in the implementation mode is not a limitation on the utility model.

[0020] As Figures 1 to 5 The utility model discloses a metal ingot automatic feeding machine, including frame 1, the fixed conveying table 11 of frame 1, the conveying chain 12 of transverse installation of conveying table 11 and the first drive mechanism 13 for driving the operation of conveying chain 12, be equipped with pick-up base 14 at one end of conveying table 11, the pick-up base 14 swing arm 2 and the second drive mechanism for driving swing arm 2 swing are movably equipped, the outer end of swing arm 2 movably is equipped with clamping mechanism 3, when metal ingot 4 is removed to the end by conveying chain 12, the outer end of swing arm 2 moves to the end of metal ingot 4, and the end of metal ingot 4 is located in the clamping opening of clamping mechanism 3.

[0021] In practical application, melting furnace is located beside conveying table 11, and metal ingot 4 is arranged neatly on conveying chain 12, as Figure 4 And Figure 5 When metal ingot 4 is transported to the left end by conveying chain 12, the front end of metal ingot 4 is just located in the clamping opening of clamping mechanism 3, at this time, conveying chain 12 pauses to transport, clamping mechanism 3 starts to clamp the front end of metal ingot 4, then swing arm 2 is slowly lifted upwards under the action of the second drive mechanism, and the front end of metal ingot 4 is lifted or cocked, and the rear end of metal ingot 4 slowly slides towards the melting furnace opening in the cocking process of the front end, so that the automatic slow feeding of metal ingot 4 is completed, the whole process does not need manual participation, and the utility model has the advantages of high safety and reliability and strong practicability.

[0022] In the embodiment, the other side of conveying chain 12 is equipped with a roller 15, the highest point of the wheel surface of the roller 15 is lower than the load surface of conveying chain 12, when metal ingot 4 is removed to the end by conveying chain 12, the other end of metal ingot 4 is located directly above the roller 15, in practical application, when the front end of metal ingot 4 is lifted, the rear end of metal ingot 4 is just supported by the roller 15, and in the slow sliding process of metal ingot 4, metal ingot 4 is always on the roller 15, and the friction force in the feeding process of metal ingot 4 is greatly reduced by the rotation of the roller 15, so that the problem that the feeding is stuck due to excessive friction force between metal ingot 4 and the frame 1 or the conveying table 11 is avoided, the frame 1 or the conveying table 11 is not damaged by metal ingot 4, and the durability is stronger.

[0023] In the embodiment, the clamping mechanism 3 comprises a posture shaft 31 movably arranged at the outer end of the swing arm 2 and an L-shaped claw body 32 fixedly arranged at one end of the posture shaft 31, and a clamping device 5 for pressing the metal ingot 4 is arranged above the L-shaped claw body 32. After the structure is designed, when the clamping mechanism 3 stays at the end of the conveying table 11, the metal ingot 4 can be conveyed to the position of the clamping mechanism 3 by the conveying chain 12, so that the clamping mechanism 3 can accurately clamp and fix the metal pad, and the clamping mechanism 3 can be moved to the next step without a special positioning and calibration mechanism, which has the advantages of simple structure, low manufacturing cost, high reliability and strong practicability.

[0024] In the embodiment, the second driving mechanism is provided with a second posture wheel 33, the other end of the posture shaft 31 is provided with a first posture wheel 34, and the first posture wheel 34 and the second posture wheel 33 are connected by a chain or a synchronous belt. Through the linkage of the first posture wheel 34 and the second posture wheel 33, the swing arm 2 can control the clamping mechanism 3 to keep the opening direction towards the metal ingot 4 in the stage of waiting for taking the material, so that the front end of the metal ingot 4 can be pressed on the L-shaped claw body 32 when the clamping device 5 starts the clamping action. In actual application, the second posture wheel 33 can be fixed on the material picking base 14, the swing arm 2 is swung relative to the material picking base 14 to realize the rotation of the second posture wheel 33 relative to the swing arm 2, the diameters of the second posture wheel 33 and the first posture wheel 34 are designed to be different, and then the posture control of the clamping mechanism 3 is realized indirectly through the first posture wheel 34, which has the advantages of simple structure and high reliability. Of course, the second posture wheel 33 can be controlled to rotate by an independent motor, and the posture control of the clamping mechanism 3 can also be realized, which has high control precision and strong practicability.

[0025] In the embodiment, the clamping device 5 comprises a first base 51 and a second base 52 fixed on the L-shaped claw body 32, a pressing rod 53, a telescopic mechanism 54 movably arranged on the first base 51, a first pin shaft 55 and a second pin shaft 56 arranged on the second base 52, the inner end of the pressing rod 53 is movably connected with the first pin shaft 55, the middle part of the pressing rod 53 is provided with a first connecting rod 57, the second pin shaft 56 is movably provided with a second connecting rod 58, the other end of the first connecting rod 57 and the other end of the second connecting rod 58 are hingedly connected with the outer end of the telescopic mechanism 54 through a third pin shaft, and the angle between the first connecting rod 57 and the second connecting rod 58 is less than 10 degrees when the clamping device 5 clamps. Specifically, the outer end of the pressing rod 53 is provided with an adjusting rod 59 and an anti-slip pressing head 50 arranged at the lower end of the adjusting rod 59.

[0026] In the non-clamping state, the telescopic mechanism 54 is in the retracted state, at this time the outer end of the material pressing rod 53 is lifted, and the anti-skid pressing head 50 is tilted upwards, so that the metal ingot 4 has enough space to move into the clamping opening of the clamping mechanism 3. After the front end of the metal ingot 4 is sent into the opening by the conveying chain 12, the telescopic rod of the telescopic mechanism 54 is extended forward, and the upper end of the first connecting rod 57 is pushed forward under the restriction of the second connecting rod 58. At this time, the material pressing rod 53 is pressed downward under the action of the first connecting rod 57, and the anti-skid pressing head 50 at the outer end of the material pressing rod 53 is pressed tightly to the metal ingot 4, so that the clamping effect of the clamp 5 on the metal ingot 4 is realized. In the clamping state, the first connecting rod 57 and the second connecting rod 58 are approximately parallel, and the telescopic mechanism 54 does not need to continuously maintain a high extension force, so that the continuous clamping state of the clamp 5 is realized, the labor-saving effect is better, and the reliability is higher.

[0027] In the embodiment, the number of the first connecting rod 57 and the second connecting rod 58 is two, and they are symmetrically arranged on both sides of the material pressing rod 53. Specifically, the two first connecting rods 57 are arranged inside the two second connecting rods 58. The stress balance of the two ends of the material pressing rod 53 is ensured, the problem of unilateral stress and jamming or component damage is avoided, and the durability is stronger.

[0028] In the embodiment, the telescopic mechanism 54 is a gas cylinder or a telescopic motor, which is suitable for scenes driven by gas source or power source, and has higher practicability.

[0029] In the description of the utility model, it should be explained that for the orientation words, if the terms "center", "transverse (X)", "longitudinal (Y)", "vertical (Z)", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate the orientation and positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and cannot be understood as indicating or implying that the devices or elements indicated must have a specific orientation, structure and operation, and cannot be understood as limiting the specific protection scope of the utility model.

[0030] In addition, if the terms "first" and "second" are only used for description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features. Therefore, the "first" and "second" features can be explicitly or implicitly included one or more features, and in the description of the utility model, the meaning of "several" is two or more than two, unless otherwise specifically limited.

[0031] In the utility model, if there is no explicit stipulation and limitation, such as the terms "assemble", "connect" and "connect" should be understood in a broad sense, for example, it can be fixedly connected, can be detachably connected, or integrally connected; it can also be mechanically connected; it can be directly connected, or connected through an intermediate medium, or connected internally between two elements.

[0032] The above-described embodiments only express several embodiments of the utility model, which are described in detail and are not understood as limiting the scope of the utility model patent. It should be pointed out that for ordinary skilled persons in the art, without departing from the concept of the utility model, several modifications and improvements can be made, which belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent should be subject to the appended claims.

Claims

1. A metal ingot automatic feeding machine, comprising a frame (1), a conveying table (11) fixed to the frame (1), a conveying chain (12) transversely arranged on the conveying table (11), and a first driving mechanism (13) for driving the conveying chain (12) to run, characterized in that: A picking base (14) is arranged at one end of the conveying table (11), the picking base (14) movably arranges a swing arm (2) and a second driving mechanism for driving the swing arm (2) to swing, an outer end of the swing arm (2) movably arranges a clamping mechanism (3), when the metal ingot (4) is moved to the end by the conveying chain (12), the outer end of the swing arm (2) moves to the end of the metal ingot (4), and the end of the metal ingot (4) is located in the clamping opening of the clamping mechanism (3).

2. The metal ingot automatic feeder according to claim 1, characterized in that: The other side of the conveying chain (12) is provided with a roller (15), the highest point of the wheel surface of the roller (15) is lower than the load surface of the conveying chain (12), when the metal ingot (4) is moved to the end by the conveying chain (12), the other end of the metal ingot (4) is located directly above the roller (15).

3. The metal ingot automatic feeder according to claim 1, characterized in that: The clamping mechanism (3) comprises a posture shaft (31) movably arranged at the outer end of the swing arm (2) and an L-shaped claw body (32) fixedly arranged at one end of the posture shaft (31), and a clamping device (5) is arranged above the L-shaped claw body (32) for pressing the metal ingot (4).

4. The metal ingot automatic feeder according to claim 3, characterized in that: The second driving mechanism is provided with a second posture wheel (33), and the other end of the posture shaft (31) is provided with a first posture wheel (34), and the first posture wheel (34) and the second posture wheel (33) are connected by a chain or a synchronous belt transmission.

5. The metal ingot automatic feeder of claim 3, wherein: The clamping device (5) comprises a first base (51) and a second base (52) fixed to the L-shaped claw body (32), a pressing rod (53), a telescopic mechanism (54) movably arranged at the first base (51), a first pin shaft (55) and a second pin shaft (56) arranged at the second base (52), the inner end of the pressing rod (53) is movably connected with the first pin shaft (55), the middle of the pressing rod (53) is provided with a first connecting rod (57), the second pin shaft (56) movably arranges a second connecting rod (58), the other end of the first connecting rod (57) and the other end of the second connecting rod (58) are hingedly connected with the outer end of the telescopic mechanism (54) through a third pin shaft, and the angle between the first connecting rod (57) and the second connecting rod (58) is less than 10 degrees when the clamping device (5) is clamped.

6. The metal ingot automatic feeder according to claim 5, characterized in that: The number of the first connecting rod (57) and the second connecting rod (58) is two, and they are symmetrically arranged on both sides of the pressing rod (53).

7. The metal ingot auto-feeder of claim 6, wherein: Two first connecting rods (57) are arranged inside two second connecting rods (58).

8. The metal ingot auto-feeder of claim 5, wherein: The outer end of the pressing rod (53) is provided with an adjusting rod (59) and an anti-skid pressure head (50) arranged at the lower end of the adjusting rod (59).

9. The metal ingot automatic feeder of claim 5, wherein: The telescopic mechanism (54) is a gas cylinder or a telescopic motor.

Images