CN2723021Y

CN2723021Y - Double roll crusher

Info

Publication number: CN2723021Y
Application number: CN 200420052801
Authority: CN
Inventors: 朴敏奎
Original assignee: SANXIN PRECISION MACHINERY CO Ltd QINGDAO
Current assignee: SANXIN PRECISION MACHINERY CO Ltd QINGDAO
Priority date: 2004-08-02
Filing date: 2004-08-02
Publication date: 2005-09-07
Anticipated expiration: 2014-08-02

Abstract

The utility model discloses a double roll crusher, which is provided for solving the problems that the speed of the double roll is reduced by the speed reducer and the first level belt pulley, with low driving efficiency and big consumed power. The machine frame of one side of a speed reducer with a motor is supported with a double roll and an intermediate shaft which is paralleled with the double roll, and the speed reducer is connected with the belt of the intermediate shaft. The shaft head of the intermediate shaft is provided with a gear wheel which is engaged with a gear wheel arranged on the shaft head of the double roll and drives the double roll to rotate. A small gear arranged on the intermediate shaft is engaged with a big gear wheel arranged on the double roll shaft, which adds the first level speed reduction, alleviates the driving load of the speed reducer, decreases the driving speed ratio of the belt pulley, reduces the slipping coefficient of the belt, and enhances the driving efficiency. Compared with the original double roll crusher without the intermediate shaft, the power of the motor of the utility model can be saved 50%, and the utility model has the advantages of simple structure and little reforming investment. The rotary speed of the double roll can be changed only by replacing the shaft head and adjusting the number of the gear wheel, and the operation is convenient and the efficiency is high.

Description

The pair roller pulverizer

Technical field

The utility model belongs to food processing machinery, specifically a kind of pair roller pulverizer that is used for large-scale food processing factory pulverizing dried foods or condiment.

Background technology

The food of dry processing or condiment make it become the pair roller pulverizer of powdery, the rotating speed of its pressure roller generally requires about 20-40 rev/min, the transmission system of existing pair roller pulverizer, generally be that motor shaft is connected with the power shaft of reductor, the belt pulley of installing on speed reducer output shaft, the belt pulley connecting band dynamic pressure roller of installing on the drive roll spindle nose with belt and pair roller rotates.Because the rotating speed of pressure roller is low, high speed rotating by motor must be greatly to the speed ratio of speed reducer output shaft, depending merely on a reductor slows down, the progression of its deceleration is many, the volume of reductor is big and price is high, though slow down through reductor, the large speed ratio that also needs to pass through belt pulley again slows down, and the speed ratio of pulley decelerates can not be too big, otherwise the cornerite of small belt pulley is little, the coefficient that skids is big, transmission efficiency is low, adds pulley decelerates by a reductor like this, and the transmission load of reductor is big, its service life is also short, and the power of motor that is consumed simultaneously is also big.

The utility model content

Technical problem to be solved in the utility model is, overcoming in the prior art comes comminuted food products or condiment to make the pair roller low-speed running with pair roller, depend merely on motor by a reductor and one-level pulley decelerates, its transmission efficiency is low, the big high-power shortcoming of using the life-span weak point and consuming of the transmission of reductor load, and a kind of pair roller pulverizer that can reduce reductor transmission load, improve transmission efficiency is provided.

In order to solve the problems referred to above that prior art exists, the utility model adopts following technical proposals to realize: the frame two in reductor one side that has motor is erect between the wallboard, but be supported with the pair roller of extruded food or condiment, between two wallboards, also be supported with the stub parallel with pair roller, the wallboard of the nearly reductor end outside on the stub, the stub belt pulley corresponding with the reductor belt pulley is installed, also is installed with the gear that is meshed, can drives the pair roller rotation with the gear on the pair roller spindle nose on the spindle nose of stub.

Described pair roller can be corresponding up and down and two groups of being parallel to each other, and all is installed with on the two ends spindle nose of stub and drives two groups of gears that pair roller rotates up and down respectively.

That installs on the two ends spindle nose of described stub can drive up and down two groups of gears that pair roller rotates respectively, is on the stub one end spindle nose, and the stub gear that is meshed with following drive roll gear on the following drive roll spindle nose is arranged in stub belt pulley installed inside; On the following drive roll other end spindle nose, the following drive roll travelling gear that is meshed with following driven roll gear on the following driven roll spindle nose is installed; On the stub other end spindle nose, be equipped with and last drive roll spindle nose on the stub travelling gear of last drive roll gears engaged; On the last drive roll other end spindle nose, the last drive roll travelling gear that is meshed with last driven roll gear on the last driven roll spindle nose is installed.

Advantage of the present utility model and good effect are, because supporting is equipped with stub between two wallboards of frame, the rotation of pair roller drives by hard-wired gear of intermediary's axle head and the hard-wired gears engaged of pair roller axle head, utilizing the number of teeth of two meshing gears not coexist realizes slowing down on the frame, thereby alleviated the transmission load of reductor, reduced the volume of reductor; On frame, increased the transmission stub,, reduced the transmission speed ratio of reductor upper belt pulley and pair roller shaft upper pulley, reduced the coefficient that skids of belt, improved transmission efficiency by gear on the stub and gears engaged to the different numbers of teeth on the roll shaft.Compare with the pair roller pulverizer that does not originally add stub, power of motor of the present utility model can save 50%.Moreover, if want to change the rotating speed of pair roller,, adjust the number of teeth and can realize easily as long as change above-mentioned shaft head gear.The utility model is simple in structure, carries out improvement cost utility model small investment on the basis of former machine, the efficient height.

Description of drawings

Fig. 1 is a transmission schematic diagram of the present utility model;

Fig. 2 is the front view that pair roller is installed on Fig. 1 mid frame;

Fig. 3 is the right view of Fig. 2;

Fig. 4 is the left view of Fig. 2.

The specific embodiment

The utility model is described in further detail below in conjunction with drawings and Examples.

Among Fig. 1, between two wallboards on the frame of being made up of wallboard pole 20 and left and right sidesing wall plate 10.1,10 support and connection, with the bearing supporting the last drive roll 13 and the last driven roll 11 that can push comminuted food products or condiment is installed, main, driven roll is formed upward pair roller; Below last pair roller, also can support following pair roller corresponding with last pair roller and that be parallel to each other is installed, following pair roller is by drive roll 17 and following driven roll 18 are formed (referring to Fig. 2) down; Up and down between the pair roller, be installed in bearing supporting and also have between two wallboards and the parallel stub 14 of pair roller up and down, left wallboard 10.1 left sides on the left end spindle nose of stub 14, be installed with stub gear 8, in stub gear 8 outsides stub belt pulley 5 is installed also on the spindle nose, in the left side of left wallboard 10.1 reductor 2 is installed, the reductor belt pulley of installing on stub belt pulley 5 and the reductor 3 is corresponding, belt 4 hangs on reductor belt pulley 3 and the stub belt pulley 5, reductor 2 is connected with stub 14, and motor 1 is installed in the driving shaft side of reductor 2;

On the stub 14 right spindle noses in the outside of right wallboard 10, be installed with stub travelling gear 15 (referring to Fig. 3), on stub travelling gear 15 and the last drive roll 13 right spindle noses the outside of right wallboard 10 fixing on drive roll gear 12 be meshed, on the last drive roll 13 left spindle noses the outside of left wallboard 10.1 fixing on fix on drive roll travelling gear 7 and the last driven roll 11 left spindle noses on driven roll gear 6 be meshed (referring to Fig. 4);

Stub gear 8 on the stub 14 left spindle noses is meshed with following drive roll 17 hard-wired drive roll gear 9 down on the spindle nose of the outside of left wallboard 10.1, be fixed with drive roll travelling gear 16 down on the following drive roll 17 right-hand member spindle noses in the outside of right wallboard 10, the following driven roll gear of fixing in the outside of right wallboard 10 on this travelling gear and the following driven roll 18 right-hand member spindle noses 19 is meshed.

During work, starter motor 1 drives reductor 2 and the reductor belt pulley on it 3 rotates, drive stub 14 and rotate by belt 4, stub belt pulley 5 again, because the stub travelling gear 15 that the number of teeth is few on stub 14 right-hand members with last drive roll 13 right spindle nose numbers of teeth drive roll gear 12 how is meshed, the rotating speed of drive roll 13 is reduced, last drive roll travelling gear 7 on last drive roll 13 left ends drives by last driven roll gear 6 and goes up driven roll 11 rotations, makes master, driven roll relatively rotate extruding;

In order further food or the condiment done to be pulverized, the one-level of pair roller is pushed the particle that gets off and is fallen in the middle of the top of next stage pair roller on the process, many following drive roll gear 9 engagements of the number of teeth on drive roll 17 spindle noses under the less stub gear 8 of the number of teeth on the stub 14 left end spindle noses drives, the rotating speed of drive roll 17 is reduced, the following drive roll travelling gear 16 of following drive roll 17 right-hand members drives down, and driven roll gear 19 rotates, make two rollers relatively rotate extruding, make particle obtain extruding for the second time.

When needs change the rotating speed of pair roller extruded food or condiment, can adjust and replace with down the gear number of teeth of installing on stub 14 and the pair roller spindle nose and can realize.

Above-mentioned pair roller pulverizer can be to the multiple dried plant pulverizing use that is suitable for pushing pulverizing.

Claims

1, a kind of pair roller pulverizer, comprise motor, reductor, but and and reductor be connected two of frame and erect the extruded food that supports between the wallboards or the pair roller of condiment, it is characterized in that: between two wallboards, also be supported with the stub parallel with pair roller, the wallboard of the nearly reductor end outside on the stub, the stub belt pulley corresponding with the reductor belt pulley is installed, and being installed with on the spindle nose of stub cogs with the pair roller spindle nose is meshed, can drives the gear that pair roller rotates.

2, pair roller pulverizer as claimed in claim 1 is characterized in that: pair roller can be corresponding up and down and two groups of being parallel to each other, and all is installed with on the two ends spindle nose of stub and can drives two groups of gears that pair roller rotates up and down respectively.

3, pair roller pulverizer as claimed in claim 2, it is characterized in that: that installs on the two ends spindle nose of described stub can drive two groups of gears that pair roller rotates up and down respectively, be on the stub one end spindle nose, the stub gear that is meshed with following drive roll gear on the following drive roll spindle nose is arranged in stub belt pulley installed inside; On the following drive roll other end spindle nose, the following drive roll travelling gear that is meshed with following driven roll gear on the following driven roll spindle nose is installed; On the stub other end spindle nose, be equipped with and last drive roll spindle nose on the stub travelling gear of last drive roll gears engaged; On the last drive roll other end spindle nose, the last drive roll travelling gear that is meshed with last driven roll gear on the last driven roll spindle nose is installed.