Segmented water cooling roller for vacuum rapid hardening furnace

Abstract

A water-cooling roller for a sectional type vacuum rapid hardening furnace relates to the field of industrial furnace application and comprises a mandrel and a water-cooling copper roller fixedly mounted on the left side of the mandrel, the mandrel is a double-layer water-cooling mandrel, the left end of an outer-layer mandrel of the mandrel is connected with the right end of a connector in an inserted mode, and a baffle ring is arranged at the left end of an inner-layer mandrel of the mandrel. The outer circle face of the baffle ring is in sealed connection with the inner circle face of the outer-layer mandrel, a concave hole communicated with the inner-layer mandrel is formed in the right side of the connector, the outer-layer mandrel and the inner-layer mandrel are connected in a sectional mode, the sectional connecting positions of the outer-layer mandrel are matched through step faces and then fixedly connected through bolts, and transition pipes are arranged at the sectional connecting positions of the inner-layer mandrel. The two ends of the transition pipe are each provided with a reducing section, and the reducing sections are arranged at the segmented connecting positions of the inner-layer mandrel in a sleeving mode respectively. The vacuum chamber is simple in structure and convenient to install, the mandrel is arranged in a segmented mode, the defect that holes are formed in the side face of the vacuum chamber is overcome, and the problem that the side installation space is limited is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to industrial furnace application field especially is with sectional type water -cooled roller for vacuum rapid solidification furnace. BACKGROUND

[0002] It is known that the vacuum rapid solidification furnace in the industrial furnace is the production equipment that raw materials are degassed, melted in vacuum or inert gas and form sheet after rapid cooling on the water -cooled roller through the intermediate ladle after the crucible tilting, and continue to cool, and make alloy sheet, and the water -cooled roller is the key component.

[0003] The existing water -cooled roller can only be assembled from the side wall of the vacuum chamber, and a matched moving trolley is needed on the outside of the vacuum chamber to cooperate to complete the installation, when installing from the side, the diameter of the copper roller on the water -cooled roller is large, a through hole is needed to be set up on the side wall of the vacuum chamber to facilitate the installation of the copper roller, and the through hole will weaken the strength of the vacuum chamber and also cause the deformation of the vacuum chamber, when the site of the customer is limited and side installation cannot be realized, assembly from the front door of the vacuum chamber is only available, but because: one, the length of the water -cooled roller exceeds 2.8 meters, but the inner width of the vacuum chamber is only 2.3 meters, and the space is limited during assembly, two, the water -cooled roller is a structure with heavy head and light foot, and the center of gravity deviates from the center of the vacuum chamber greatly when hoisting during assembly from the front door, three, due to the existence of the vacuum chamber, special lifting devices are needed when the water -cooled roller moves from the outside to the inside of the vacuum chamber, and the operation is relatively inconvenient, therefore, a sectional type water -cooled shaft for vacuum rapid solidification furnace that is convenient to install and not limited by site is proposed, which becomes the basic demand of the technical personnel in the field. SUMMARY

[0004] In order to overcome the deficiencies in the background art, the utility model discloses a sectional type water -cooled roller for vacuum rapid solidification furnace.

[0005] In order to realize the invention purpose, the utility model adopts the following technical scheme:

[0006] A sectional type water -cooled roller for vacuum rapid solidification furnace, including the mandrel and the water -cooled copper roller of fixed installation in the left side of the mandrel, the mandrel is double -layer water -cooled mandrel, is composed of the connecting head, the baffle ring, the outer layer mandrel and the inner layer mandrel of setting in the outer layer mandrel inside, the left end of the outer layer mandrel is connected with the right end of the connecting head and inserts, the left end of the inner layer mandrel is equipped with the baffle ring, the outer circular surface of baffle ring is sealedly connected with the inner circular surface of the outer layer mandrel, the recessed hole that communicates with the inner layer mandrel is set up in the right side of the connecting head, the outer layer mandrel and the inner layer mandrel are divided and are sectional type connection, the sectional connection of the outer layer mandrel is the stepped surface cooperation and is fixedly connected through bolt, the sectional connection of the inner layer mandrel is equipped with the transition pipe, both ends of the transition pipe are equipped with the reduced diameter section, and the reduced diameter section is respectively set in the sectional connection of the inner layer mandrel.

[0007] The segmented water-cooled roller for vacuum rapid condensation furnace is provided with a plurality of groups of support blocks which are circumferentially distributed and fixed between the outer core shaft and the inner core shaft.

[0008] The segmented water-cooled roller for vacuum rapid condensation furnace is provided with a plurality of groups of support blocks which are circumferentially distributed and fixed between the outer core shaft and the inner core shaft.

[0009] The segmented water-cooled roller for vacuum rapid condensation furnace is provided with a plurality of groups of support blocks which are circumferentially distributed and fixed between the outer core shaft and the inner core shaft.

[0010] The segmented water-cooled roller for vacuum rapid condensation furnace is provided with a plurality of groups of support blocks which are circumferentially distributed and fixed between the outer core shaft and the inner core shaft.

[0011] The segmented water-cooled roller for vacuum rapid condensation furnace is provided with a plurality of groups of support blocks which are circumferentially distributed and fixed between the outer core shaft and the inner core shaft.

[0012] The segmented water-cooled roller for vacuum rapid condensation furnace is provided with a plurality of groups of support blocks which are circumferentially distributed and fixed between the outer core shaft and the inner core shaft.

[0013] Due to the adoption of the above technical scheme, the water-cooled roller for vacuum rapid condensation furnace has the following beneficial effects:

[0014] The water-cooled roller for vacuum rapid condensation furnace has the following beneficial effects: BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 is a structural schematic view of the utility model.

[0016] Figure 2 is a structural schematic view of the utility model.

[0017] Figure 3 is Figure 2 is an enlarged view of A of

[0018] Figure 4 is an installation schematic view of the support block of the utility model.

[0019] Fig. 1, water-cooled copper roller; 2, mandrel; 3, water hole A; 4, water hole B; 5, water hole C; 6, flange; 7, outer layer mandrel; 8, inner layer mandrel; 9, mandrel section A; 10, sealing ring; 11, mandrel section B; 12, mandrel section C; 13, bolt; 14, transition pipe; 15, mandrel section D; 16, blocking ring; 17, connecting head; 18, support block. DETAILED DESCRIPTION

[0020] The utility model can be explained in detail through the following examples, the purpose of the utility model is to protect all technical improvements within the scope of the utility model.

[0021] The utility model discloses a segmented water-cooled roller for vacuum rapid condensing furnace, which comprises a mandrel 2 and a water-cooled copper roller 1 fixedly installed on the left side of the mandrel 2. Figures 1-4 The water-cooled copper roller 1 is sleeved outside the mandrel section A 9, and the outer copper sleeve of the water-cooled copper roller 1 is fixedly connected with the flange 6. The outer layer mandrel 7 is provided in a two-section mode and comprises a mandrel section A 9 on the left side and a mandrel section B 11 on the right side.

[0022] The outer layer mandrel 7 is provided in a two-section mode and comprises a mandrel section A 9 on the left side and a mandrel section B 11 on the right side. The inner layer mandrel 8 is provided in a two-section mode and comprises a mandrel section D 15 on the left side and a mandrel section C 12 on the right side.

[0023] The inner layer mandrel 8 is provided in a two-section mode and comprises a mandrel section D 15 on the left side and a mandrel section C 12 on the right side. The inner layer mandrel 8 is provided in a two-section mode and comprises a mandrel section D 15 on the left side and a mandrel section C 12 on the right side.

[0024] The sectional water-cooled roller for vacuum rapid solidification furnace is installed from the front door of the vacuum chamber, the water-cooled copper roller 1 is connected to the outside of the mandrel 2, sealing is arranged at the connecting position, the copper sleeve is fixedly connected to the flange on the mandrel 2, and a cavity is arranged between the spiral water jacket and the mandrel 2; a plurality of support blocks 18 are respectively welded and connected between the outer layer mandrel 7 and the inner layer mandrel 8, the right side between the left side mandrel segment A9 and the left side mandrel segment D15 is connected through a group of support blocks 18, the left side between the right side mandrel segment B11 and the right side mandrel segment C12 is connected through a group of support blocks 18, the right side between the right side mandrel segment B11 and the right side mandrel segment C12 is connected through a group of support blocks 18, the left side mandrel segment A9 and the right side mandrel segment B11 are fixedly connected through the bolt 13, and the sealing ring 10 is arranged on the stepped surface at the connecting position; the avoiding groove is arranged on the outer circular surface of the mandrel segment A9 or the mandrel segment B11, and the bolt 13 is arranged in the avoiding groove; the transition pipe 14 is sleeved and connected between the left side mandrel segment D15 and the right side mandrel segment C12, and the transition pipe 14 is in communication with the left side mandrel segment D15 and the right side mandrel segment C12; when the water-cooled roller is used, the cooling water enters the recess hole on the right side of the connecting head 17 from the mandrel segment C12 in sequence, enters the water passage between the copper sleeve and the spiral water jacket through the water inlet hole A3 on the outer circular surface of the right side of the connecting head 17, flows out from the water inlet hole B4 on the right side of the spiral water jacket after heat exchange through the copper sleeve, enters the water passage between the outer layer mandrel 7 and the inner layer mandrel 8 through the water inlet hole C5 on the mandrel segment A9, and flows out from the right end of the mandrel, so that heat exchange is completed. Figure 2

[0025] The part not described in the utility model is the prior art.

[0026] In order to disclose the invention purpose of the utility model, the embodiments selected in the text are considered to be appropriate at present, but it should be understood that the utility model aims to include all changes and improvements of the embodiments belonging to the concept and the scope of the utility model.​

Claims

1. A sectional water-cooled roller for a vacuum rapid solidification furnace, comprising a core shaft and a water-cooled copper roller fixedly installed on the left side of the core shaft, characterized in that: The mandrel is a double-layer water-cooled mandrel, which is composed of a connecting head, a retaining ring, an outer mandrel and an inner mandrel arranged in the outer mandrel.

2. The segmented water cooled roll for a vacuum rapid solidification furnace according to claim 1, characterized in that: A plurality of groups of support blocks are arranged along the length direction of the outer mandrel and the inner mandrel.

3. The segmented water cooled roll for a vacuum rapid solidification furnace according to claim 1, characterized in that: The outer mandrel is provided in two sections, including a left mandrel section A and a right mandrel section B.

4. The segmented water cooled roll for a vacuum rapid solidification furnace according to claim 1, characterized in that: A water passage C is formed in the left mandrel section A and located in the water-cooled copper roller.

5. The segmented water cooled roll for a vacuum rapid solidification furnace of claim 1 wherein: The inner mandrel is provided in two sections, including a left mandrel section D and a right mandrel section C.

6. The segmented water cooled roll for a vacuum rapid solidification furnace of claim 1 wherein: A water passage A is formed in the outer surface of the right side of the connecting head and communicates with the recess and a water passage on the inner spiral water jacket of the water-cooled copper roller.

7. The segmented water cooled roll for a vacuum rapid solidification furnace of claim 1 wherein: The water passage on the spiral water jacket communicates with a water passage B on the inner cavity of the water-cooled copper roller.

Images