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Roller wheel distance adjusting apparatus and method

An adjustment device and adjustment method technology, applied in the direction of mold extrusion granulation, etc., can solve the problems of inconsistent spacing, inconsistent material thickness, inconsistent pressure transmission, etc., and achieve uniform granulation and uniform tablet thickness.

Pending Publication Date: 2019-12-20
SHANDONG SMA PHARMATECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

After the gap is ejected between the upper and lower rollers, the angular offset of the roller transmission assembly will occur, that is, the front end will move up, and the rear end will not change, resulting in inconsistent spacing between the front and rear ends of the roller rollers. The distance between the front ends of the two roller rollers is greater than The gap between the rear ends of the rollers causes the thickness of the pressed material to be inconsistent, and the pressure transmission is also inconsistent, resulting in uneven production and granulation

Method used

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  • Roller wheel distance adjusting apparatus and method
  • Roller wheel distance adjusting apparatus and method
  • Roller wheel distance adjusting apparatus and method

Examples

Experimental program
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Effect test

Embodiment 1

[0027] Such as Figure 1 to Figure 4 As shown, this embodiment introduces a rolling wheel spacing adjustment device, including a controller, an upper rolling wheel assembly and a lower rolling wheel assembly, the upper rolling wheel assembly includes an upper rolling wheel base 1, and the upper rolling wheel The wheel shaft 2 runs through the upper roller base 1, the front end of the upper roller shaft 2 is connected to the upper roller 3, the lower roller assembly includes the lower roller base 4, and the lower roller shaft 5 runs through the lower roller base 4. The front end of the lower roller shaft 5 is connected to the lower roller 6, the upper roller base 1 is located directly above the lower roller base 4, and the front and rear ends of the upper roller base 1 correspond to the lower roller The wheel bases 4 are all provided with displacement detection parts, and the front and rear ends of the upper roller press wheel base 1 are respectively provided with a group of ad...

Embodiment 2

[0034] Such as Figures 1 to 4 As shown, the method for adjusting the distance between the rolling wheels comprises the following steps:

[0035] Step 1: Monitor the front-end distance and the rear-end distance of the upper roller press wheel 2 and the lower roller press wheel 4 in real time and calculate the distance difference; the front-end distance and the rear-end distance are monitored in real time through the displacement sensor 7 and the monitoring data is transmitted to the controller The distance between the front end and the rear end detected by the displacement sensor 7 is calculated by the controller to obtain a distance difference, and compared with the preset value. The formula for calculating the spacing difference is: spacing difference = front-end spacing - rear-end spacing.

[0036] Step 2: Determine whether the gap difference exceeds the preset value. If the gap difference does not exceed the preset value, the adjustment mechanism remains unchanged. If the...

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Abstract

The invention relates to the technical field of dry granulator equipment, in particular to a roller wheel distance adjusting apparatus and method. The roller wheel distance adjusting apparatus comprises a controller, an upper roller wheel assembly and a lower roller wheel assembly, wherein the upper roller wheel assembly comprises an upper roller wheel base, an upper roller shaft, and an upper roller wheel, the lower roller wheel assembly comprises a lower roller base, a lower roller shaft, and a lower roller wheel, the front and rear two ends of the upper roller base are respectively providedwith a displacement detecting member, and the front and rear two ends of the lower roller base are respectively provided with a set of adjusting mechanism. According to the apparatus, a front end distance and a rear end distance between the upper roller wheel base and the lower roller wheel base are monitored in real time by the displacement detecting members, a difference between the distances is calculated, and when the difference between the distances exceeds a preset value, the controller controls the adjusting mechanisms to adjust lifting of the upper roller wheel base to make the frontend distance and the rear end distance between the upper roller wheel base and the lower roller wheel base are equal, so as to ensure that a thickness of an extruded material sheet is uniform and granulation is uniform.

Description

technical field [0001] The invention relates to the technical field of dry granulator equipment, in particular to a device and method for adjusting the distance between rolling wheels. Background technique [0002] Generally, during the production process of the dry granulator, the size of the gap between the rollers is changed by controlling the amount of material feed, so that during the operation of the equipment, the material is fed through the feed screw, and the upper The roller presses upwards out of the gap. After the gap is ejected between the upper and lower rollers, the angular offset of the roller transmission assembly will occur, that is, the front end will move up, and the rear end will not change, resulting in inconsistent spacing between the front and rear ends of the roller rollers. The distance between the front ends of the two roller rollers is greater than The gap between the rear ends of the rollers causes the thickness of the pressed material to be inc...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B01J2/22
CPCB01J2/22
Inventor 于航邢智强王辉
Owner SHANDONG SMA PHARMATECH CO LTD
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