CN101337268A

CN101337268A - Horizontal type centrifugal-casting machine

Info

Publication number: CN101337268A
Application number: CNA200810021923XA
Authority: CN
Inventors: 江沛琪
Original assignee: JIANGSU GANGBAO ROLLER CO Ltd
Current assignee: JIANGSU GANGBAO ROLLER CO Ltd
Priority date: 2008-08-08
Filing date: 2008-08-08
Publication date: 2009-01-07

Abstract

A horizontal centrifugal casting machine belongs to the technical field of centrifugal casting machinery, and comprises a power driven mechanism, a group of riding wheels and stands for arranging the riding wheels. Each riding wheel in the group of riding wheels is arranged on a corresponding pair of stands in an independent wheel system formed respectively; and one riding wheel of the group of riding wheels is in transmission coupling with the power driven mechanism. The horizontal centrifugal casting machine has the following advantages: the wheel system of two coaxial wheels in a group of riding wheels in the prior art is changed into an independent wheel system, thus ensuring consistent rotary speed of each riding wheel, avoiding cold-type vibration and even displacement due to the difference of the riding wheels in linear speed, and relieving the friction between the side walls of the riding wheels and the cold type. Therefore, the horizontal centrifugal casting machine is favorable for protecting the cold type and ensuring the quality of roughcasts.

Description

Horizontal centrifugal casting machine

Technical field

The invention belongs to centrifugal casting machinery technical field, be specifically related to a kind of horizontal centrifugal casting machine.

Background technology

Centrifugal casting machine has vertical and horizontal branch, and can both be applicable to the collars foundry goods of the big specification of casting, but upright many centrifugal casting machines are different with the structure of horizontal centrifugal casting machine, can be confirmed by the big-and-middle-sized composite roll equipment of the disclosed vertical centrifugal casting of Chinese utility model patent Granted publication CN2741697Y with by the public all centrifugal casting machines of Chinese utility model patent Granted publication CN2855589Y to this.The latter as above-mentioned two patented technology schemes is horizontal centrifugal casting machine.The horizontal centrifugal casting machine of this kind structure can be by shown in Figure 1.Comprise power drive mechanism 1, support roller 2 and the support 3 that is used to be provided with support roller 2, it is coaxial that support roller 2 shows as two-wheeled, advantage be simple in structure, assembling is easy to adjust, for example can reduce the quantity of support 3, but in actual use, when coaxial a pair of support roller 2 external diameters wear and tear when inconsistent, the linear velocity missionary society between the support roller 2 causes cold mould vibration even displacement, and the sidewall of support roller 2 weares and teares with cold mould, not only influence blank (blank) quality, but also influence cold mould and centrifugal casting machine.

Summary of the invention

Task of the present invention is to provide a kind of and helps to ensure that each support roller rotating speed is consistent and use the situation of avoiding causing because of the linear differential between the support roller cold mould vibration and even displacement, and avoids the support roller sidewall to help the horizontal centrifugal casting machine of guaranteeing blank quality, protecting cold mould and casting machine with the cold mould friction.

Task of the present invention is finished like this, a kind of horizontal centrifugal casting machine, it comprises power drive mechanism, one group of support roller and is used to be provided with the support of support roller, each support roller in described one group of support roller is arranged on the corresponding a pair of support to constitute independently train separately, and one of them support roller and described power drive mechanism transmission in one group of support roller connect.

In a specific embodiment of the present invention, the quantity of described one group of support roller is four, and four support rollers are and correspond to each other and two row of keeping parallelism are provided with, and every row have a pair of support roller.

In another specific embodiment of the present invention, described power drive mechanism comprises motor, driving wheel, driving-belt and driven pulley, driving wheel is fixed on the motor shaft of motor, one end of driving-belt is nested with on driving wheel, the other end is nested with on driven pulley, and the supporting-roller shaft of one of them support roller in driven pulley and the described one group of support roller is fixed.

Go back in the specific embodiment of the present invention, described support comprises bearing block, pedestal cap, bearing and end cap, and pedestal cap is fixed on the top of bearing block, and bearing is located on the bearing block, and end cap is fixed with pedestal cap, bearing block respectively.

Technical scheme provided by the present invention is owing to change one group of coaxial train of support roller two-wheeled in the prior art into independently train, thereby can guarantee each support roller rotating speed unanimity, avoids linear differential between each support roller and vibration of refrigeration type and even displacement; Can alleviate the friction level of support roller sidewall and cold mould and help to protect cold mould and guarantee blank quality.

Description of drawings

Fig. 1 is the schematic diagram of the horizontal centrifugal casting machine in the prior art.

Fig. 2 for horizontal centrifugal casting machine of the present invention a preferred embodiment structure chart.

Fig. 3 is an application examples schematic diagram of the present invention.

The specific embodiment

Ask for an interview Fig. 2, in the present embodiment, the applicant also figure 2 illustrates the melt pit 41 that is opened on the terrace 4, this shows that the horizontal centrifugal casting machine of structure of the present invention is applicable in the melt pit, the quantity of one group of support roller 2 is four, do not adopt axle to connect between these four support rollers 2, for example two support rollers 2 are coaxial in alleged here axle connection.From figure, can be clear that,, thereby constitute separately independently or claim independent train (support roller relation) because four support rollers 2 are independent of each other.The supporting-roller shaft 21 that each support roller 2 is extended by support roller 2 both sides central parts and rotatably being located on a pair of support 3.Because the quantity of the support roller 2 that this example adopts is four, therefore four support rollers 2 are two or two correspondences and are arranged to two row in parallel.2 of one of them support rollers in four support rollers 2 connect with power drive mechanism 1 transmission; the motor 11 of power drive mechanism 1 is fixed in the melt pit 41 by motor cabinet; fixing driving wheel 12 on the motor shaft 111 of motor 11; an end of sheathed driving-belt 13 on the driving wheel 12; and the other end of driving-belt 13 is nested with on driven pulley 14; for driving-belt 13 is implemented protection, also be equipped with guard shield 15.For driven

wheel

12,14 recited above, both can use belt pulley, also can use sprocket wheel, with example, driving-belt 13 both can be that belt also can be a chain, in the present embodiment, the applicant selects the former, promptly takes on driven

wheel

12,14 by belt pulley, takes on driving-belt 13 by belt.

Please continue to see Fig. 2, the support 3 that four support rollers 2 are had has eight, and each support roller 2 distributes a pair of support 3, and institute's organic block 3 all is located in the melt pit 41.Specifically: bearing block 31 is fixing with melt pit 41 with set bolt 311, the supporting-roller shaft 21 of support roller 2 is inserted in the bearing 33 that is located on the bearing block 31, bearing 33 is located on the bearing block 31, with first screw 321 that pedestal cap 32 is fixing with bearing block 31, with second screw 341 that end cap 34 is fixing with pedestal cap 32 and bearing block 31 respectively.In the time will changing support roller 2 and/or bearing 33,, remove pedestal cap 32 and end cap 34 gets final product as long as pine opens first, second screw 321,341.

In the present embodiment, though the quantity of the support roller 2 that the applicant exemplifies is four, can expand to six or eight fully as required, for example when collars to be processed is longer, then can increase the quantity of support roller 2 in pairs, vice versa.

Ask for an interview Fig. 3, when use is of the present invention, to one group of the present invention (four) support roller 2, the cold mould cannelure 51 of cold mould 5 contact with support roller 2 with cold mould 5 (also claiming casting mold) handling, waters glasss 8 by what the introducings of the molten steel in the steel ladle 6 were installed in coaster 7 (also claiming travelling car) top, enter cold mould 5 through running channel 81, meanwhile, motor 11 work drive one of them support roller 2 motion in one group of support roller 2, cold mould 5 movement therewith drive other support roller 2 motions by the motion of cold mould 5.Know therefrom, the present invention shows as single wheel drive in application process, promptly drive cold mould 5 by driving wheel 12, drive its excess-three support roller 2 by cold mould 5 again, thereby can make four support rollers, 2 rotating speed unanimities, the rotating speed unanimity can be avoided the wearing and tearing difference between the support roller 2, thereby the problem of speed difference can not occur, thereby can eliminate each shortcoming of applicant's mentioned prior art in the background technology hurdle comprehensively.

Claims

1, a kind of horizontal centrifugal casting machine, it comprises power drive mechanism (1), one group of support roller (2) and is used to be provided with the support (3) of support roller (2), it is characterized in that each support roller (2) in described one group of support roller (2) is arranged on the corresponding a pair of support (3) to constitute independently train separately, and one of them support roller (2) in one group of support roller (2) connects with described power drive mechanism (1) transmission.

2, horizontal centrifugal casting machine according to claim 1, the quantity that it is characterized in that described one group of support roller (2) is four, and four support rollers (2) are and correspond to each other and two row of keeping parallelism are provided with, and every row have a pair of support roller (2).

3, horizontal centrifugal casting machine according to claim 1, it is characterized in that described power drive mechanism (1) comprises motor (11), driving wheel (12), driving-belt (13) and driven pulley (14), driving wheel (12) is fixed on the motor shaft (111) of motor (11), one end of driving-belt (13) is nested with on driving wheel (12), the other end is nested with on driven pulley (14), and the supporting-roller shaft (21) of one of them support roller (2) in driven pulley (14) and the described one group of support roller (2) is fixing.

4, horizontal centrifugal casting machine according to claim 1, it is characterized in that described support (3) comprises bearing block (31), pedestal cap (32), bearing (33) and end cap (34), pedestal cap (32) is fixed on the top of bearing block (31), bearing (33) is located on the bearing block (31), and end cap (34) is fixed with pedestal cap (32), bearing block (31) respectively.