Non-magnetic alloy casting device

Abstract

The utility model discloses a non-magnetic alloy casting device, and relates to the technical field of non-magnetic alloy casting. Comprising a top plate which is provided with an upper telescopic rod; the punching head is arranged below the top plate and is fixedly connected with the upper telescopic rod; the mold box is fixedly connected with the top plate; the stamping table is arranged below an opening in the lower end of the die box, and a lower telescopic rod is arranged below the stamping table; the sintering furnace is arranged below the stamping table and fixedly connected with the top plate, a feeding port is formed in the top of the sintering furnace, and the stamping table is moved out of the sintering furnace from the discharging port; the base is arranged below the sintering furnace and connected with the sintering furnace through a vertical supporting plate, and the bottom end of the lower telescopic rod is fixedly connected with the base. By arranging the upper telescopic rod to drive the stamping head and the lower telescopic rod to drive the stamping table, non-magnetic alloy can be pressed at the top and the bottom at the same time, and then uneven upper and lower density of the alloy can be effectively prevented.

Description

TECHNICAL FIELD

[0001] The utility model relates to non -magnetic alloy casting technical field more specifically relates to a non -magnetic alloy casting device. BACKGROUND

[0002] The production and manufacturing industry of hard alloy, especially the big specification, the square die of the hole class, the difficulty of press forming is big, the processing difficulty is big, and the sintering waste rate is high.

[0003] Big specification square non -magnetic alloy, such as size is: outside square 300mm * 250mm, inside square 100mm * 48mm, height 300mm, material quality: non -magnetic alloy. Because product specification is big, and the wall thickness difference is big, the product single weight is more than 300kg, and the common scale press press forming is difficult and sintering dewaxing (deforming agent) is difficult.

[0004] The existing production mode is: using 2000 tons of hydraulic machine, making a square die, pressing a big solid square, and processing out through drilling and milling. Because product specification is big, and the single weight is more than 300kg, the hydraulic machine is pressed in the process, and the density is not uniform up and down, the mold turning over is difficult, the height of the pressed blank is 300mm, the processing inside square is difficult, and the waste products such as cracks, press layering are easily generated.

[0005] Therefore, how to provide a non -magnetic alloy casting device capable of simultaneously pressing non -magnetic alloy at the top and bottom, and capable of rapid sintering of the alloy after pressing is completed is a problem that the person skilled in the art needs to solve. UTILITY MODEL CONTENTS

[0006] Therefore, the utility model provides a non -magnetic alloy casting device, aims at solving the problem in the background art, realizes the simultaneous pressing of non -magnetic alloy at the top and bottom, and can rapid sintering of the alloy after pressing.

[0007] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0008] A non -magnetic alloy casting device, characterized in that it comprises:

[0009] The top plate is provided with an upper telescopic rod;

[0010] The stamping head is arranged below the top plate and is fixedly connected with the upper telescopic rod;

[0011] The mold box is fixedly connected with the top plate, and the top and bottom of the mold box are provided with openings;

[0012] The stamping table is arranged below the lower end opening of the mold box, and the lower side of the stamping table is provided with a lower telescopic rod;

[0013] A sintering furnace is arranged below the punching table and fixedly connected with the top plate, the top of the sintering furnace is provided with an inlet, the bottom of the sintering furnace is provided with an outlet, the lower telescopic rod vertically penetrates the inlet and the outlet, the punching table enters the sintering furnace through the inlet, and the punching table moves out of the sintering furnace from the outlet.

[0014] A base is arranged below the sintering furnace, the base is connected with the sintering furnace through a vertical support plate, and the bottom end of the lower telescopic rod is fixedly connected with the base.

[0015] Further, the mold box comprises side plates and hydraulic cylinders, the side plates are arranged in plurality, the side plates are vertically arranged and surround the punching table, the hydraulic cylinders are arranged in plurality and fixedly connected with the side plates, one end of the hydraulic cylinders away from the side plates is fixedly connected with the top plate, and the hydraulic cylinders drive the side plates in transverse direction.

[0016] Further, one end of the hydraulic cylinders away from the side plates is provided with a vertical plate, the top of the vertical plate is connected with the top plate, and the other end of the vertical plate is fixedly connected with the sintering furnace.

[0017] Further, one end of the hydraulic cylinders away from the vertical plate is provided with a push plate, the push plate is provided with horizontal push rods, the horizontal push rods are arranged in plurality, and one end of the horizontal push rods away from the push plate is fixedly connected with the side plates.

[0018] Further, the top of the side plate is provided with a horizontal plate, one end of the horizontal plate is fixedly connected with the side plate, and the other end of the side plate penetrates the vertical plate in transverse direction.

[0019] Further, the lower part of the punching head is provided with a mounting groove, the mounting groove is provided with a mandrel, the top of the mandrel is connected with the mounting groove through a spring, and the bottom of the mandrel abuts against the punching table.

[0020] Further, the top of the sintering furnace is provided with horizontal sliding rails, the horizontal sliding rails are arranged in two and arranged on both sides of the inlet, horizontal sliding plates are arranged between the horizontal sliding rails, the horizontal sliding plates are slidably connected with the horizontal sliding rails on both sides, and one end of the horizontal sliding plates extends out of the side wall of the sintering furnace.

[0021] Further, the horizontal sliding plates are provided with inner limiting plates and outer limiting plates, the inner limiting plates are arranged on the horizontal sliding plates in the sintering furnace, and the outer limiting plates are arranged on the horizontal sliding plates outside the sintering furnace.

[0022] Compared with the prior art, the non-magnetic alloy casting device has the advantages that the upper and lower portions can simultaneously press the non-magnetic alloy, thereby effectively preventing the non-uniform density of the alloy in the upper and lower portions, the non-magnetic alloy can be quickly demolded after sintering is completed by driving the lower telescopic rod, the sintering furnace is arranged below the bottom plate, and the charging port and the discharging port are arranged at the top and bottom of the sintering furnace, the non-magnetic alloy can be quickly sent into the sintering furnace by the lower telescopic rod after pressing is completed, thereby the non-magnetic alloy can be quickly sintered, the process is reduced, and the casting speed is accelerated. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only a part of the embodiments of the present application, and other drawings can be obtained by those skilled in the art without any creative effort on the basis of the provided drawings.

[0024] Figure 1 The overall structural diagram of the non-magnetic alloy casting device provided by the present application is shown in the figure.

[0025] Figure 2 The internal structure diagram of the non-magnetic alloy casting device provided by the present application is shown in the figure.

[0026] Figure 3 The A place of the non-magnetic alloy casting device provided by the present application is shown in the figure. Figure 2 The A place of the non-magnetic alloy casting device provided by the present application is shown in the figure.

[0027] Wherein: 1 is a top plate; 2 is an upper telescopic rod; 3 is a stamping head; 4 is a mold box; 41 is a side plate; 42 is a hydraulic cylinder; 401 is a vertical plate; 402 is a push plate; 403 is a horizontal push rod; 404 is a horizontal plate; 5 is a stamping table; 6 is a lower telescopic rod; 7 is a sintering furnace; 8 is a charging port; 9 is a discharging port; 10 is a base; 11 is a vertical support plate; 12 is a mounting groove; 13 is a mandrel; 14 is a spring; 15 is a horizontal sliding rail; 16 is a horizontal sliding plate; 17 is an inner limiting plate; 18 is an outer limiting plate. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be clearly and completely described in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without any creative effort belong to the scope of protection of the present application.

[0029] Referring to Figures 1-3 The utility model discloses a non -magnetic alloy casting device, its characterized in that, including:

[0030] Top plate 1, be provided with upper telescopic rod 2 on top plate 1, in this embodiment, top plate 1 sets up at the upper position of the casting device, telescopic rod is piston type hydraulic cylinder 42, the cylinder barrel of piston type hydraulic cylinder 42 sets up at the upper of top plate 1, the piston rod of piston type hydraulic cylinder 42 vertically penetrates top plate 1 and is connected with the stamping head 3 below top plate 1.

[0031] Stamping head 3, stamping head 3 sets up below top plate 1 and is fixedly connected with upper telescopic rod 2, in this embodiment, stamping head 3 is rectangle, the bottom surface shape of stamping head 3 is same with the shape of mould box 4, all are square structure, the bottom surface of stamping head 3 contacts with alloy

[0032] Mould box 4, the top and bottom of mould box 4 all have opening, mould box 4 is fixedly connected with top plate 1, in this embodiment, alloy material enters into mould box 4 from the top of mould box 4, stamping table 5 is against the bottom of mould box 4 and is used for plugging the bottom of mould box 4, the structure of mould box 4 can be replaced according to the part that needs to be pressed when using.

[0033] Stamping table 5, stamping table 5 sets up below the lower end opening of mould box 4, and the lower telescopic rod 6 is below stamping table 5, in this embodiment, lower telescopic rod 6 is piston hydraulic cylinder 42, stamping table 5 is used for supporting and moving part, when using, lower telescopic rod 6 moves upward, can drive stamping table 5 to move upward, stamping table 5 and stamping head 3 cooperate with each other, press from below and above respectively non -magnetic alloy, and then can effectively prevent the density of the top and bottom of part uneven, can effectively improve the qualified rate of part.

[0034] Sintering furnace 7, sintering furnace 7 sets up below stamping table 5 and is fixedly connected with top plate 1, and the top of sintering furnace 7 is provided with inlet 8, and the bottom of sintering furnace 7 is provided with outlet 9, and lower telescopic rod 6 vertically penetrates inlet 8 and outlet 9, and stamping table 5 enters sintering furnace 7 at inlet 8, and stamping table 5 removes sintering furnace 7 from outlet 9, in this embodiment, sintering furnace 7 is vertical sintering furnace 7, and the middle part of sintering furnace 7 is provided with vertical heating channel, when using, lower telescopic rod 6 can support stamping table 5, and the non -magnetic alloy that stamping table 5 presses is completed, lower telescopic rod 6 moves downward while driving stamping table 5 and non -magnetic alloy to move downward, and non -magnetic alloy and stamping table 5 wash sintering furnace 7 inlet 8 and enter sintering furnace 7, and the heating channel in sintering furnace 7 can sinter non -magnetic alloy, after sintering, lower telescopic rod 6 continues to move downward, and then can drive stamping table 5 and non -magnetic alloy castings to remove sintering furnace 7 from outlet 9.

[0035] The base 10 is arranged below the sintering furnace 7, and the base 10 is connected with the sintering furnace 7 through the vertical support plate 11. The bottom end of the lower telescopic rod 6 is fixedly connected with the base 10. In this embodiment, the base 10 is provided with a vertical cavity for accommodating the lower telescopic rod 6. The top of the base 10 is provided with a slot hole for placing the stamping table 5. When the lower telescopic rod 6 is shortened to the shortest length, the stamping table 5 moves into the slot hole. The top surface of the stamping table 5 is in the same plane as the top surface of the base 10.

[0036] The mold box 4 comprises a plurality of side plates 41 and a plurality of hydraulic cylinders 42. The side plates 41 are vertically arranged and surround the stamping table 5. The hydraulic cylinders 42 are fixedly connected with the side plates 41. The ends of the hydraulic cylinders 42 away from the side plates 41 are fixedly connected with the top plate 1. The hydraulic cylinders 42 drive the side plates 41 horizontally. In this embodiment, the side plates 41 are arranged in four directions of the stamping table 5. The hydraulic cylinders 42 are arranged in four directions. One side plate 41 is driven by one hydraulic cylinder 42. The four side plates 41 form a square structure. The bottoms of the four side plates 41 abut against the stamping table 5. When necessary, the four side plates 41 abut against the side walls of the stamping table 5. Then, the mixed material to be compressed can be poured into the mold box 4 formed by the four side plates 41 by the feeding device. In use, the side plates 41 and the hydraulic cylinders 42 are detachably connected. The side plates 41, the stamping table 5 and the stamping head 3 can be replaced according to the size of the parts required in use.

[0037] The ends of the hydraulic cylinders 42 away from the side plates 41 are provided with vertical plates 401. The tops of the vertical plates 401 are connected with the top plate 1. The other ends of the vertical plates 401 are fixedly connected with the sintering furnace 7. In this embodiment, the vertical plates 401 are vertically arranged in four directions. The vertical plates 401 are connected with the edges of the top plate 1. The bottoms of the vertical plates 401 are fixedly connected with the top edges of the sintering furnace 7.

[0038] The ends of the hydraulic cylinders 42 away from the vertical plates 401 are provided with push plates 402. The push plates 402 are provided with horizontal push rods 403. The horizontal push rods 403 are arranged in multiple. The ends of the horizontal push rods 403 away from the push plates 402 are fixedly connected with the side plates 41. The tops of the side plates 41 are provided with horizontal plates 404. One end of the horizontal plate 404 is fixedly connected with the side plate 41. The other end of the side plate 41 penetrates the vertical plate 401 horizontally. In this embodiment, the hydraulic cylinders drive the push plates 402. The push plates 402 push the horizontal push rods 403. The multiple horizontal push rods 403 are supported on multiple positions on the surface of the side plate 41. The stress on the side plate 41 is uniform. The deformation of the side plate 41 due to uneven stress can be effectively prevented. The horizontal plate 404 is slidingly connected with the hole in the vertical plate 401. The horizontal sliding of the side plate 41 can be ensured by arranging the horizontal plate 404.

[0039] The punch head 3 is provided below with a mounting groove 12, a mandrel 13 is arranged in the mounting groove 12, the top of the mandrel 13 is connected with the mounting groove 12 through a spring 14, the bottom of the mandrel 13 abuts against the punch table 5; in the embodiment, the mandrel 13 can be placed in the mounting groove 12 through the mounting groove 12, and the mandrel 13 can be effectively prevented from sliding, the mandrel 13 can be pressed downward at the top through the spring 14, and the bottom of the mandrel 13 can be prevented from sliding into the alloy material.

[0040] The sintering furnace 7 is provided at the top with horizontal slide rails 15, the horizontal slide rails 15 are provided with two and arranged on both sides of the feeding port 8, a horizontal slide plate 16 is arranged between the two horizontal slide rails 15, the horizontal slide plate 16 is slidably connected with the horizontal slide rails 15 at both sides, and one end of the horizontal slide plate 16 extends out of the side wall of the sintering furnace 7; in the embodiment, the horizontal slide plate 16 is arranged and controlled to slide on the horizontal slide rails 15, when the lower telescopic rod 6 drives the punch table 5 and the non-magnetic alloy part to enter the sintering furnace 7, the horizontal slide plate 16 is shielded in the feeding port 8, and the heat in the sintering furnace 7 can be prevented from escaping to the outside of the sintering furnace 7 through the feeding port 8.

[0041] The horizontal slide plate 16 is provided with an inner limiting plate 17 and an outer limiting plate 18, the inner limiting plate 17 is arranged on the horizontal slide plate 16 in the sintering furnace 7, and the outer limiting plate 18 is arranged on the horizontal slide plate 16 outside the sintering furnace 7; in the embodiment, the inner limiting plate 17 is used for placing the horizontal slide plate 16 to slide out of the sintering furnace 7, and the outer limiting plate 18 is used for placing the horizontal slide plate 16 to excessively slide into the sintering furnace 7.

[0042] The embodiments in the specification are described in a progressive manner, and each embodiment focuses on the difference from other embodiments, and the same or similar parts between the embodiments can be referred to each other. For the device disclosed by the embodiments, since it corresponds to the method disclosed by the embodiments, the description is relatively simple, and the related parts can be referred to the method part.

[0043] The above description of the disclosed embodiments enables a person skilled in the art to implement or use the present application. Various modifications to the embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A non-magnetic alloy casting apparatus characterized by comprising: The utility model relates to a sintering furnace with stamping head and stamping table, and belongs to the field of sintering furnace. It comprises a top plate, an upper telescopic rod arranged on the top plate, a stamping head arranged below the top plate and fixedly connected with the upper telescopic rod, a die box with openings at the top and bottom, the die box being fixedly connected with the top plate, a stamping table arranged below the lower end opening of the die box, a lower telescopic rod arranged below the stamping table, a sintering furnace arranged below the stamping table and fixedly connected with the top plate, the sintering furnace being provided with a feeding opening at the top and a discharging opening at the bottom, the lower telescopic rod vertically penetrating the feeding opening and the discharging opening, the stamping table entering the sintering furnace through the feeding opening and moving out of the sintering furnace through the discharging opening, and a base arranged below the sintering furnace, the base being connected with the sintering furnace through a vertical support plate, the bottom end of the lower telescopic rod being fixedly connected with the base. The die box comprises side plates and hydraulic cylinders, the side plates are arranged in multiple, vertically arranged and surrounding the stamping table, the hydraulic cylinders are arranged in multiple and fixedly connected with the side plates, one end of the hydraulic cylinders away from the side plates being fixedly connected with the top plate, and the hydraulic cylinders horizontally driving the side plates. One end of the hydraulic cylinders away from the side plates is provided with a vertical plate, the top of the vertical plate being connected with the top plate, and the other end of the vertical plate being fixedly connected with the sintering furnace. One end of the hydraulic cylinders away from the vertical plate is provided with a push plate, the push plate being provided with horizontal push rods, the horizontal push rods being arranged in multiple, and one end of the horizontal push rods away from the push plate being fixedly connected with the side plates. The top of the side plate is provided with a horizontal plate, one end of the horizontal plate being fixedly connected with the side plate, and the other end of the horizontal plate horizontally penetrating the vertical plate. The bottom of the stamping head is provided with a mounting groove, the mounting groove being provided with a mandrel, the top of the mandrel being connected with the mounting groove through a spring, and the bottom of the mandrel being in abutment with the stamping table.

2. The non-magnetic alloy casting apparatus according to claim 1, wherein The top of the sintering furnace is provided with horizontal sliding rails arranged at two sides of the feeding opening, the horizontal sliding rails being arranged in two, the horizontal sliding rails being provided with a horizontal sliding plate, the two sides of the horizontal sliding plate being slidably connected with the horizontal sliding rails, and one end of the horizontal sliding plate extending out of the side wall of the sintering furnace.

3. A non-magnetic alloy casting apparatus according to claim 2, wherein The horizontal sliding plate is provided with an inner limiting plate and an outer limiting plate, the inner limiting plate being arranged on the horizontal sliding plate inside the sintering furnace, and the outer limiting plate being arranged on the horizontal sliding plate outside the sintering furnace.

4. The non-magnetic alloy casting apparatus according to claim 3, wherein ​ 5. The non-magnetic alloy casting apparatus according to claim 3, wherein ​ 6. The non-magnetic alloy casting apparatus according to claim 1, wherein ​ 7. The non-magnetic alloy casting apparatus according to claim 1, wherein ​ 8. The non-magnetic alloy casting apparatus according to claim 7, wherein ​

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