Auxiliary feeding device of electrode induction melting gas atomization powder making furnace

Abstract

The utility model relates to an auxiliary feeding device of an electrode induction melting gas atomization powder making furnace, and belongs to the technical field of metal powder preparation. Comprising a cart (2) and a supporting mechanism (4), the cart (2) is hollow and provided with a communicated opening, the supporting mechanism (4) comprises a supporting plate (41), an elastic piece (42), a containing frame (44) and a connecting rope (45), the supporting plate (41) is hinged to the interior of the cart (2), one end of the elastic piece (42) is connected with the supporting plate (41), the other end of the elastic piece (42) is connected with the cart (2), and the containing frame (44) is arranged on the side wall of the opening in a penetrating mode through a return spring (46); one end of the connecting rope (45) is connected with the penetrating end of the placing frame (44), and the other end of the connecting rope (45) is connected with the supporting plate (41). The titanium alloy bars are hoisted into the cart (2), automatic material hanging is achieved through the material hanging device (8), and efficiency is improved. The problems that existing manual hanging is high in labor intensity and long in hanging time, and a hanging device is prone to being damaged are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of electrode induction smelting gas atomization powder making furnace auxiliary feeding devices, belong to metal powder preparation technical field. BACKGROUND

[0002] Electrode induction smelting gas atomization powder making furnace uses high-frequency induction copper coil to heat titanium alloy rod tip, and the molten droplet after titanium alloy rod melting is broken by high-purity argon gas with flow rate of 500m 3 / h-2000m 3 / h multiple times, forms metal micro-droplet, rapidly cools in airflow and spheroidizes, and forms metal powder with particle size of 5μm-150μm.

[0003] At present, domestic electrode induction smelting gas atomization powder making equipment powder rod is lifted by artificial, and hung on feeding mechanism. With the progress of domestic atomization powder making technology, especially the requirement of production efficiency and cost, with the specification of titanium alloy rod from φ50*850mm to φ70*1000mm, and even to φ100*1000mm. The weight of single titanium alloy rod of φ50*850mm is about 7.5kg, the weight of single titanium alloy rod of φ70*1000mm is about 17.3kg, and the weight of single titanium alloy rod of φ100*1000mm is 35.3kg. Two workers are needed to cooperate to hang titanium alloy rod in the feeding process of titanium alloy rod of φ70mm, and there are problems such as long hanging time, heavy weight of φ100mm titanium alloy rod, easy deviation of gravity center in hanging process, and loss of feeding mechanism. INVENTION CONTENTS

[0004] The utility model solves the technical problems that the existing artificial hanging labor intensity is large, the hanging time is long, and the hanging mechanism is easy to be damaged.

[0005] The utility model adopts the technical scheme that a kind of electrode induction smelting gas atomization powder making furnace auxiliary feeding device, including trolley and support mechanism, the trolley is hollow structure, and upper end and right side are provided with the opening of intercommunication, the support mechanism includes support plate, elastic piece, rack and connecting rope, the support plate is hingedly arranged in trolley, and hinge place is below the opening, one end of the elastic piece is connected with support plate, the other end is connected with the upper part of trolley, the rack is set up opposite, and one end is provided with return spring and is arranged in the side wall of opening corresponding side;The connecting rope one end is connected with the rack penetration end, and the other end is connected with support plate.

[0006] Wherein, the structure further includes support tube, and the support tube is symmetrically arranged on the two side walls of opening, and the rack is arranged in the support tube.

[0007] Further, the support tube in the structure is provided with a placing groove on the inner wall for placing the connecting rope.

[0008] Further, the outer end of the placing groove is provided with a guide wheel, and the connecting rope is connected with the support plate after passing through the guide wheel away from the end of the placing rack.

[0009] The lower end of the trolley is provided with a power mechanism, which can drive the trolley to move obliquely upward.

[0010] Further, the structure further comprises a frame table, the upper end surface of the frame table is an inclined surface inclined upward, and the trolley is slidingly arranged on the upper end surface of the frame table, and the power mechanism drives the trolley to move along the inclined direction of the upper end surface of the frame table.

[0011] Further, the lower end of the trolley is an inclined surface structure, and the inclination angle is adapted to the upper end of the frame table.

[0012] Further, the power mechanism is an electric screw mechanism, a winch mechanism or a hydraulic drive mechanism.

[0013] The upper end of the support plate is provided with a rubber pad.

[0014] The elastic members are pipe spring structures and are uniformly and spacedly arranged.

[0015] The beneficial effects of the utility model are as follows: the structure hoists the titanium alloy rod into the trolley, the lower end is placed on the support plate, the upper end is inclined and pressed on the two placing racks of the auxiliary feeding device, the lifting belt is unfastened, the trolley is pushed into the rod changing cabin, the tooling is higher than the hanging material disc, the lifting mechanism is lifted, the tooling falls in the middle of the hanging material mechanism, the tooling and the titanium alloy rod are lifted as a whole, when the tooling and the titanium alloy rod are higher than the support plate, the support plate is no longer pressed, the elastic members drive the support plate to deflect and then return to the horizontal state, the return elastic members pull the placing racks to move transversely and separate from the titanium alloy rod, the titanium alloy rod is moved out of the trolley and completely enters the internal of the powder making furnace, the trolley is pulled back, and the rod changing cabin door is closed; in the feeding process, the worker does not need to change the material on the top of the atomization chamber, the center instability in the up and down process is reduced, and the probability of falling injury is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1It is the whole structure schematic diagram of the rod changing cabin of the powder making furnace of the utility model;

[0017] Figure 2 It is the angle schematic diagram of the auxiliary feeding device of the electrode induction smelting gas atomization powder making furnace of the utility model;

[0018] Figure 3 It is Figure 2 The enlarged view of A in the middle;

[0019] Figure 4 It is the schematic diagram of the complete placement of the tooling and titanium alloy rod into the trolley;

[0020] Figure 5 It is the schematic diagram of the complete contact of the two placement racks under the pulling of the connecting rope, and one of the support tubes is cut;

[0021] Figure 6 It is the position schematic diagram of the support tube and the placement rack;

[0022] Figure 7 It is the connection schematic diagram of the titanium alloy rod and the hanging device after hanging.

[0023] In the figure: 1, frame table; 2, trolley; 3, power mechanism; 4, supporting mechanism; 41, support plate; 42, elastic member; 43, support tube; 431, placement groove; 44, placement rack; 45, connecting rope; 46, return spring; 47, guide wheel; 5, tooling; 6, titanium alloy rod; 7, rod changing cabin; 8, hanging device; 9, rod changing groove. DETAILED DESCRIPTION

[0024] The utility model is further described below in combination with the drawings.

[0025] As Figures 1 to 7 Indicated, the utility model discloses a kind of auxiliary feeding device of electrode induction smelting gas atomization powder making furnace, including trolley 2 and supporting mechanism 4, the trolley 2 is hollow structure, and upper end and right side are provided with the opening of intercommunication, the supporting mechanism 4 includes support plate 41, elastic member 42, placement rack 44 and connecting rope 45, the support plate 41 is hingedly arranged in trolley 2, and hinge place is below the opening, one end of the elastic member 42 is connected with support plate 41, the other end is connected with the upper part of trolley 2, the placement rack 44 is opposite and is set, and one end is provided with return spring 46 and is arranged in the side wall of opening corresponding side;The connecting rope 45 one end is connected with the penetration end of placement rack 44, and the other end is connected with support plate 41.It is understood by those skilled in the art that the structure is mainly used for the auxiliary feeding of titanium alloy rod 6, and is actually completed by moving trolley 2, and trolley 2 is mainly used for supporting and fixing, and its structure is hollow structure, and the upper end and right end of trolley 2 are made into the opening of intercommunication, see detailed description attached Figure 2The upper end and the right end of the trolley 2 are communicated, and the trolley 2 is also made into a frame structure for the convenience of observation, the upper end and the right end are communicated, and a baffle is arranged at the left end. The supporting mechanism 4 comprises a supporting plate 41, an elastic member 42, a placing rack 44 and a connecting rope 45. The supporting plate 41 is hingedly arranged in the trolley 2, and the hinge is located below the opening, that is, the communication position of the upper end and the right end of the trolley 2. One end of the elastic member 42 is connected with the supporting plate 41, and the other end is connected with the upper part of the trolley 2, so as to avoid the supporting plate 41 from rotating downward under the action of gravity. The connecting position of the elastic member 42 is preferably arranged away from the hinge of the supporting plate 41. The placing rack 44 is preferably arranged opposite, that is, the placing rack 44 is two, and is arranged on the two side walls of the opening at the communication position of the upper end and the right end of the trolley 2. One end of the placing rack 44 is provided with a return spring 46 and is arranged in the side wall corresponding to the opening, so that the placing rack 44 can move axially. The other end of the return spring 46 is connected with the trolley 2, so that the return spring 46 limits the movement of the placing rack 44, and ensures that the placing rack 44 is reset after being pulled out. One end of the connecting rope 45 is connected with the penetrating end of the placing rack 44, and the other end is connected with the supporting plate 41. The titanium alloy rod 6 (that is, the material rod for smelting) is connected with the tool 5 at the upper end, and the tool 5 is a product of the prior art. The titanium alloy rod 6 is lifted from the horizontal direction to the vertical direction, the lower end is placed on the supporting plate 41, the upper end is inclined and pressed on the two placing racks 44 of the auxiliary feeding device, and the lifting belt of the tool 5 is loosened. The trolley 2 is pushed into the rod changing cabin 7, the tool 5 is higher than the material hanging disc, the lifting mechanism is lifted, the tool 5 falls in the middle of the material hanging mechanism, the tool 5 and the titanium alloy rod 6 are lifted as a whole, the tool 5 and the titanium alloy rod 6 are higher than the supporting plate 41, the supporting plate 41 is no longer pressed, the elastic member 42 drives the supporting plate 41 to deviate and then returns to the horizontal state, the return spring 46 pulls the placing rack 44 to move transversely and separate from the titanium alloy rod 6, so that the titanium alloy rod 6 moves out of the trolley 2 and completely enters the inside of the powder production furnace. The trolley 2 is pulled back, and the cabin door of the rod changing cabin 7 is closed. In the feeding process, the worker does not need to change the material at the top of the atomization chamber, and the probability of falling injury caused by instability during the up and down process is reduced. The whole process can be realized without touching the titanium alloy rod 6, and the production efficiency of the electrode induction smelting gas atomization powder production furnace is improved.

[0026] Preferably, the structure further comprises a supporting pipe 43, which is symmetrically arranged on the two side walls of the opening, and the placing rack 44 is arranged in the supporting pipe 43. Those skilled in the art can understand that, in order to facilitate the installation of the placing rack 44, the supporting pipe 43 is symmetrically arranged on the two side walls of the opening, and the placing rack 44 is arranged in the supporting pipe 43.

[0027] Preferably, the inner wall of the support tube 43 is provided with a placing groove 431 for placing the connecting rope 45. Those skilled in the art can understand that, in order to ensure the axial movement of the connecting rope 45 along the support tube 43, the inner wall of the support tube 43 is actually provided with a placing groove 431 for placing the connecting rope 45, and the connecting rope 45 is actually extended into the support tube 43 and placed in the placing groove 431.

[0028] Preferably, the outer end of the placing groove 431 is provided with a guide wheel 47, and the connecting rope 45 is connected to the support plate 41 after passing through the guide wheel 47 away from the placing rack 44. Those skilled in the art can understand that, in order to ensure smooth operation of the connecting rope 45 and reduce wear, the outer end of the placing groove 431 is preferably provided with a guide wheel 47, so that the connecting rope 45 is connected to the support plate 41 after passing through the guide wheel 47 away from the placing rack 44.

[0029] Preferably, the lower end of the cart 2 is provided with a power mechanism 3, and the power mechanism 3 can drive the cart 2 to move obliquely upward. Those skilled in the art can understand that, in order to facilitate the movement of the cart 2 to the rod changing warehouse, the lower end of the cart 2 is preferably provided with a power mechanism 3, so that the power mechanism 3 can drive the cart 2 to move obliquely upward to the rod changing warehouse.

[0030] Preferably, the above structure further comprises a frame table 1, the upper end surface of the frame table 1 is an inclined surface inclined upward, the cart 2 is slidingly arranged on the upper end surface of the frame table 1, and the power mechanism 3 drives the cart 2 to move along the inclined direction of the upper end surface of the frame table 1. Those skilled in the art can understand that, in order to meet the need of moving the cart 2 to the rod changing warehouse, the frame table 1 is preferably further provided, and the upper end surface of the frame table 1 is an inclined surface inclined upward, the cart 2 is actually slidingly arranged on the upper end surface of the frame table 1, and the power mechanism 3 drives the cart 2 to move along the inclined direction of the upper end surface of the frame table 1.

[0031] Preferably, the lower end of the cart 2 is an inclined surface structure, and the inclination angle of the lower end of the cart 2 is adapted to the inclination angle of the upper end of the frame table 1. Those skilled in the art can understand that, in order to ensure smooth operation of the cart 2 on the frame table 1, the lower end of the cart 2 is preferably an inclined surface structure, and the inclination angle of the lower end of the cart 2 is adapted to the inclination angle of the upper end of the frame table 1.

[0032] Preferably, the power mechanism 3 is an electric screw mechanism or a winch mechanism or a hydraulic drive mechanism. Those skilled in the art can understand that the power mechanism 3 of the present structure is mainly used to drive the cart 2 to move on the upper end surface of the frame table 1, so it only needs to ensure that the power mechanism 3 can move the cart 2 along the upper end surface of the frame table 1. The power mechanism 3 of the present structure is actually preferably an electric screw mechanism or a winch mechanism or a hydraulic drive mechanism, which are all prior art.

[0033] Preferably, the upper end of the support plate 41 in the above structure is provided with a rubber pad. Those skilled in the art can understand that, in order to reduce the impact force between the titanium alloy bar 6 and the support plate 41, the structure is actually preferred to be provided with a rubber pad at the upper end of the support plate 41, so as to realize soft contact between the alloy plate and the support plate 41 through the setting of the rubber pad.

[0034] Preferably, the elastic member 42 in the above structure is a tube spring structure, and is uniformly spaced. Those skilled in the art can understand that, in order to facilitate installation, the structure is preferred to be a tube spring structure of the elastic member 42, and a fixed pin is actually welded and fixed on the outer wall of the support plate 41 and the upper outer side of the cart 2, so that the two ends of the elastic member 42 are directly hung in the fixed pin to realize the connection and fixation of the elastic member 42, and the manufacturing cost is reduced.

[0035] Embodiment 1

[0036] The structure includes: a frame table 1, the upper surface of which gradually increases in height towards the direction of the pulverizing furnace;

[0037] A cart 2, one side of which close to the pulverizing furnace is open; the distance from the bottom of the end of the cart 2 away from the pulverizing furnace to the top of the end of the cart 2 close to the pulverizing furnace is not greater than 1M, and the inclination degree of the bottom of the cart 2 and the top of the frame table 1 is the same;

[0038] A power mechanism 3 for driving the cart 2 to rise obliquely along the upper surface of the frame table 1; it can be an electric screw rod mechanism, a winch mechanism, or a hydraulic drive mechanism, and is indicated by an electric screw rod mechanism in the figure;

[0039] A support mechanism 4 for buffering and automatically folding and supporting the titanium alloy bar 6 with the tooling 5;

[0040] And the support mechanism 4 includes: a support plate 41, which is horizontally arranged, one end of which is hinged to the inner wall bottom of the cart 2, and the hinged position is close to the pulverizing furnace, so that the other end is away from the pulverizing furnace and can swing downward; the upper surface of the support plate 41 is fixed with a rubber pad to reduce the wear between the titanium alloy bar 6 and the support plate 41;

[0041] An elastic member 42, the number of which is at least one, one end of which is hooked on the top of the support plate 41, and the other end is hooked on the top end inside the cart 2, and when the number is even, the elastic members 42 are evenly distributed on both sides of the top of the support plate 41;

[0042] Two support tubes 43, which are respectively fixed at the positions close to the top on the inner sides of the open ends of the cart 2;

[0043] Two placing racks 44, which are respectively inserted at the end portions close to each other of the two support tubes 43;

[0044] Two connecting ropes 45, each of which has two ends fixedly connected with the placing rack 44 and the support plate 41 respectively, and the connecting rope 45 is inserted into one end of the placing rack 44 inside the support pipe 43 and fixedly connected with the end of the placing rack 44 inside the support pipe 43; a plurality of guide wheels 47 are arranged on the trolley 2 and the support pipe 43, for guiding the connecting rope 45;

[0045] In order to smoothly pull the placing rack 44 inside the support pipe 43, a strip-shaped placing groove 431 is arranged inside the support pipe 43, the placing groove 431 is used for placing the connecting rope 45, and the guide wheel 47 is arranged at the port of the placing groove 431, for the connecting rope 45 to pass through, and then the bottom end of the connecting rope 45 is fixed to the side of the support plate 41 after passing through the guide wheel 47 at the edge of the trolley 2;

[0046] The return spring 46 is fixedly connected with the end of the placing rack 44 inside the support pipe 43.

[0047] The material hanging device 8 is used for hanging the titanium alloy rod 6 with the tooling 5, and the material hanging device 8 has a driving mechanism for driving the material hanging device 8 to move up and down, and the driving mechanism has an upper limit position and a lower limit position, the lower limit position prevents the material hanging device 8 from being melted by the copper coil, and the upper limit position ensures that the bottom end of the horizontal pushing hydraulic rod is located at the top of the rod changing groove 9.

[0048] The material hanging device 8 has a transversely penetrating rod changing groove 9, the upper part of the tooling 5 is matched with the rod changing groove 9, and the lower part of the tooling 5 is matched with the top recessed thread of the titanium alloy rod 6, and one end of the rod changing groove 9 is below the guide pushing mechanism.

[0049] The tooling 5 has a T-shaped structure, the diameter of the top end of the tooling 5 is larger than that of the bottom end, the top end of the tooling 5 is clamped on the top of the rod changing groove 9, the middle part of the tooling 5 penetrates through the rod changing groove 9 downward, and the bottom end of the tooling 5 is in a threaded shape and connected with the top recessed thread of the titanium alloy rod 6, the length of the titanium alloy rod 6 is 900±10 mm, and the diameter is 50-150 mm.

[0050] Working principle: first through the sling fixed on the titanium alloy rod 6 top of the tool 5, the titanium alloy rod 6 from the horizontal direction is lifted to the vertical direction, and is hoisted to the trolley 2 above, then the titanium alloy rod 6 is lowered, the bottom end of the titanium alloy rod 6 is abutted on the support plate 41, the movable end of the support plate 41 is pressed downward and deflected due to the existence of the elastic element 42, the impact stress between the titanium alloy rod 6 and the support plate 41 is reduced, the titanium alloy rod 6 and the support plate 41 are protected, then the titanium alloy rod 6 is continuously lowered until the bottom end of the titanium alloy rod 6 moves to the lower end of the inner wall of the trolley 2, in the process, the deflection of the support plate 41 drives the connecting rope 45 to move, the connecting rope 45 pulls the placing rack 44 to move outward of the support tube 43 until the two placing racks 44 are contacted, at this time, the support plate 41 is deflected downward to the maximum state, the top end of the titanium alloy rod 6 and the tool 5 are inclined and then inclined toward the placing rack 44, the titanium alloy rod 6 is pressed on the two placing racks 44, then the sling of the tool 5 is released, the trolley 2 is driven to move obliquely upward by the power mechanism 3, the trolley 2 and the tool 5 at the top end of the titanium alloy rod 6 enter the inside of the rod changing cabin 7, the tool 5 is higher than the material hanging disc, the lifting mechanism is lifted, the tool 5 is clamped in the middle of the material hanging mechanism, the tool 5 and the titanium alloy rod 6 are lifted as a whole, when the tool 5 and the titanium alloy rod 6 are higher than the support plate 41, the support plate 41 is no longer pressed, the elastic element 42 drives the support plate 41 to deflect and then returns to the horizontal state, the return spring 46 pulls the placing rack 44 to move transversely and separates from the titanium alloy rod 6, so that the titanium alloy rod 6 passes through the gap between the two placing racks 44, the two placing racks 44 are automatically separated by the gravity of the titanium alloy rod 6, without the need of lifting the bottom end of the titanium alloy rod 6 to a position higher than the placing rack 44, the titanium alloy rod 6 can pass through the two placing racks 44, the energy consumption of the lifting mechanism is reduced, finally the trolley 2 is pulled back, and the cabin door of the rod changing cabin 7 is closed.

Claims

1. An auxiliary feeding device for an electrode induction melting gas atomization pulverizing furnace, characterized in that: The device includes a trolley (2) and a support mechanism (4). The trolley (2) has a hollow structure and an opening that connects the upper end and the right side. The support mechanism (4) includes a support plate (41), an elastic element (42), a placement frame (44), and a connecting rope (45). The support plate (41) is hinged inside the trolley (2) and the hinge is located below the opening. One end of the elastic element (42) is connected to the support plate (41), and the other end is connected to the upper part of the trolley (2). The placement frame (44) is positioned opposite to the trolley and has a return spring (46) at one end that passes through the side wall on the side corresponding to the opening. One end of the connecting rope (45) is connected to the insertion end of the placement frame (44), and the other end is connected to the support plate (41).

2. The auxiliary feeding device for an electrode induction melting gas atomization pulverizing furnace according to claim 1, characterized in that: It also includes a support tube (43), which is symmetrically arranged on both sides of the opening, and the placement rack (44) is inserted inside the support tube (43).

3. The auxiliary feeding device for an electrode induction melting gas atomization pulverizing furnace according to claim 2, characterized in that: The inner wall of the support tube (43) is provided with a placement groove (431) for placing the connecting rope (45).

4. The auxiliary feeding device for an electrode induction melting gas atomization pulverizing furnace according to claim 3, characterized in that: The outer end of the placement groove (431) is provided with a guide wheel (47), and the end of the connecting rope (45) away from the placement frame (44) passes around the guide wheel (47) and is connected to the support plate (41).

5. The auxiliary feeding device for an electrode induction melting gas atomization pulverizing furnace according to claim 1, characterized in that: The trolley (2) is equipped with a power mechanism (3) at its lower end, which can drive the trolley (2) to move obliquely upward.

6. The auxiliary feeding device for an electrode induction melting gas atomization pulverizing furnace according to claim 5, characterized in that: It also includes a frame platform (1), the upper surface of which is an upward inclined surface, and the trolley (2) is slidably disposed on the upper surface of the frame platform (1). The power mechanism (3) drives the trolley (2) to move along the inclined direction of the upper surface of the frame platform (1).

7. The auxiliary feeding device for an electrode induction melting gas atomization pulverizing furnace according to claim 6, characterized in that: The lower end of the trolley (2) is an inclined surface structure, and its inclination angle is adapted to the upper end of the frame platform (1).

8. The auxiliary feeding device for an electrode induction melting gas atomization pulverizing furnace according to claim 5, characterized in that: The power mechanism (3) is an electric screw mechanism, a winch mechanism, or a hydraulic drive mechanism.

9. The auxiliary feeding device for an electrode induction melting gas atomization pulverizing furnace according to claim 1, characterized in that: A rubber pad is provided on the upper end of the support plate (41).

10. The auxiliary feeding device for an electrode induction melting gas atomization pulverizing furnace according to claim 1, characterized in that: The elastic element (42) is a tube spring structure and is evenly spaced.

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