CN201565802U

CN201565802U - Circular mould rapid positioning mechanism of circular mould drilling and countersinking machine

Info

Publication number: CN201565802U
Application number: CN2009202842668U
Authority: CN
Inventors: 王兆平; 郭晓燕; 张国平; 罗志祥; 贺凯林; 王超; 汪沛
Original assignee: Jiangsu Muyang Group Co Ltd
Current assignee: Jiangsu Muyang Group Co Ltd
Priority date: 2009-12-04
Filing date: 2009-12-04
Publication date: 2010-09-01
Anticipated expiration: 2019-12-04

Abstract

The utility model discloses a circular mould rapid positioning mechanism of a circular mould drilling and countersinking machine in the field of circular mould manufacture devices, which comprises a main shaft box body; a retarding mechanism is fixed in the main shaft box body; the input shaft of the retarding mechanism is connected with the output shaft end of a servo motor; the end of the output shaft of the retarding mechanism, which upwards extends out of the main shaft box body, is connected with a horizontally arranged rotating table; the rotating table is provided with a plurality of rotating steps the diameters of which correspond to the diameters of the inner cavities of processed circular moulds one to one; and the rotating steps and the rotating table are arranged on the same axis. When the positioning mechanism is used, the circular moulds are placed on the rotating table, and the inner cavities of the circular moulds are sleeved on the corresponding rotating steps, and thereby, the accurate positioning of the circular mould can be realized; drilling and countersinking can be carried out without large amount of artificial adjustment. The positioning mechanism has accurate positioning and convenient processing, saves large amount of adjusting time and improves the production efficiency. The structure is specially used for processing the circular moulds.

Description

A kind of quick detent mechanism of ring mould of borehole and counterbore machine for annular mold

Technical field

The utility model relates to a kind of hole processor bed, particularly the ring die positioning mechanism of the radial hole machining tool of ring mould.

Background technology

In the process technology of feed, grain, a kind of ring die pelleter that is used to granulate is arranged, and the ring mould is one of its critical component, and the ring calligraphy or painting model is as one, the cylinder barrel shaped that is hollow, certain wall thickness is arranged, and ring mould periphery offers some radial direction through hole, and this through hole is a nib, the number of nib is generally several thousand to several ten thousand, during work, material is extruded from nib by the pressure roller extruding in the ring mold cavity, and device to be cut is cut off again becomes pellet; For adapting to extruding of material, avoid producing too big frictional force, the inside and outside diameter of nib is not on all four, outside often aperture is big, inner aperture is little, and this just need realize by counterbore technology, is promptly encircling the bit drills through hole of mould surface with certain diameter earlier, with the big slightly drill bit of diameter reaming is carried out in the part, hole then, can form the hole of a reducing like this; At present, the ring of numbers mould is processed by artificial boring and counterbore mostly, time-consuming, the effort of this processing mode, and machining accuracy is not high, when counterbore, also makes mistakes easily, causes part hole drain process, and the degree of depth of counterbore is difficult to realize in full accord.

For solving the problems of the technologies described above, in the prior art, a kind of porous is arranged with jumping through rings mould automatic drilling machine, its application number is 200810137863.8, its structure mainly includes the drilling machine support, the workpiece fixed pedestal, the workpiece moving handle, the workpiece movable stand, motor, the drill bit speed changer, servomotor speed changer and drill bit, drill bit is 1-5, be evenly arranged on the half side-view of workpiece ring mould, on the drill bit speed changer, be fitted with the servomotor that is attached thereto, the servomotor speed changer is set and is attached thereto equipped stepper motor on ring mould turning cylinder, servomotor and stepper motor are connected with controllor for step-by-step motor with servomotor controller in the control cabinet by cable.During its work, stepper motor drives ring die clearance rotating certain angle, and servomotor drives drill bit and attacks, be implemented in the boring in order of ring mould surface, its advantage is to have reduced working strength of workers, has improved drilling efficiency, has effectively guaranteed to encircle preferably mould nib crudy.But, it also has bigger defective, mainly be: ring calligraphy or painting model body is made into integration by metal material, itself weight is big, when holing, and location difficulty, the horizontal setting of ring calligraphy or painting model body, need position from the two ends clamping, its centering is adjusted very difficult, causes encircling mould processing and still has sizable difficulty.

The utility model content

The purpose of this utility model provides a kind of quick detent mechanism of ring mould of borehole and counterbore machine for annular mold, and it is convenient and swift to make the ring mould add man-hour location, and borehole and counterbore efficient height is easy to operate.

The purpose of this utility model is achieved in that a kind of quick detent mechanism of ring mould of borehole and counterbore machine for annular mold, comprise the main shaft casing, be fixed with reducing gear in the main shaft casing, the power shaft of reducing gear is connected with servomotor output axle head, the output shaft of reducing gear protrudes upward the external end of main spindle box and is connected with horizontally disposed rotary table, the intracavity diameter that described rotary table is provided with some diameters and the ring mould processed turns round step one to one, and described revolution step and rotary table coaxial line are sent out and put.

The utility model passes through the accuracy of manufacture, the intracavity diameter of the diameter of assurance revolution step and the ring mould of required processing is complementary, simultaneously, guarantee revolution step and rotary table coaxial line, like this, will encircle mould and directly be placed on the rotary table, the ring mold cavity is nested with on corresponding revolution step, can realize encircling the accurate location of mould, not need, can hole, counterbore processing through a large amount of artificial adjustment.Compared with prior art, the beneficial effects of the utility model are, its accurate positioning is easy to process, saves a large amount of collating times, has improved production efficiency.This structure is exclusively used in the processing of ring mould.

Be further to guarantee the fixed-site behind the ring mould location, can deviation post, described rotary table top uprightly is provided with long bolt, is set with the pressure beam of pushing down the ring mould by nut screwing clamping on the long bolt.During the retainer ring mould, to press beam to unload earlier, to encircle mould snaps on the revolution step, to press beam casing to be contained on the long bolt again, with nut check, the ring mould stably can be fixed on the rotary table, in boring or counterbore process then, it can not move or the turned position, can further guarantee the precision of processing.

Description of drawings

Fig. 1 is the utility model structural representation.

Wherein, 1 main shaft casing, 2 servomotors, 3 reducing gears, 4 rotary tables, 4a turns round step, 5 ring moulds, 6 long bolts, 7 press beam.

The specific embodiment

As shown in the figure, the quick detent mechanism of ring mould for a kind of borehole and counterbore machine for annular mold, its structure mainly includes main shaft casing 1, be fixed with reducing gear 3 in the main shaft casing 1, the vertical layout of the output shaft of this reducing gear 3, the power shaft of reducing gear 3 is connected with the output axle head of servomotor 2, the output shaft of reducing gear 3 protrudes upward outside the main shaft casing 1, its upper end is connected with horizontally disposed rotary table 4, the intracavity diameter that rotary table 4 is provided with the ring mould of some diameters and required processing turns round step 4a one to one, the stepped distribution of revolution step 4a, the revolution stepped diameters on top is little, the revolution stepped diameters of bottom is big, and revolution step 4a and rotary table 4 are coaxially set; Rotary table 4 tops uprightly are provided with long bolt 6, are set with on the long bolt 6 to press beam 7, when ring mould 5 is placed on the rotary table 4, can orders about by nut screwing clamping and press beam 7 to push down ring mould 5 downwards, realize ring mould location.

Add man-hour, the ring mould 5 of different intracavity diameters leans against on the different revolution steps, pushes down ring mould 5 both sides to press beam 7, and it can not be moved and rotate, drill bit is attacked from the side, hole or counterbore processing, after a round completion of processing, servomotor 2 drives rotary table 4 through reducing gear 3 and turns an angle, can carry out the processing of next round, said structure can be realized the orderly processing in hole, hole machining accuracy height; For guaranteeing that rotational angle can be accurately, reducing gear need adopt high-precision reducing gear.

Claims

1. the quick detent mechanism of ring mould of a borehole and counterbore machine for annular mold, it is characterized in that: comprise the main shaft casing, be fixed with reducing gear in the main shaft casing, the power shaft of reducing gear is connected with servomotor output axle head, the output shaft of reducing gear protrudes upward the external end of main spindle box and is connected with horizontally disposed rotary table, the intracavity diameter that described rotary table is provided with some diameters and the ring mould processed turns round step one to one, and described revolution step and rotary table are coaxially set.

2. the quick detent mechanism of ring mould of a kind of borehole and counterbore machine for annular mold according to claim 1, it is characterized in that: described rotary table top uprightly is provided with long bolt, is set with the pressure beam of pushing down the ring mould by nut screwing clamping on the long bolt.