CN201036845Y

CN201036845Y - Observing and controlling device for knifepoint arc edging device

Info

Publication number: CN201036845Y
Application number: CNU2006201473272U
Authority: CN
Inventors: 林志贺
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-11-01
Filing date: 2006-11-01
Publication date: 2008-03-19
Anticipated expiration: 2016-11-01

Abstract

The utility model relates to a knife point circular arc cutter grinding tool machine measurement and control device. A contact head which can be contacted with a grinding wheel face is arranged on a cutting feed sliding table; the cutter feeding table is provided with an electronic ruler which measures the moving position of the cutting feed sliding table; the control system adopts a micro computer system; the coordinate figure of the electronic ruler of the time when the contact head is contacted with the grinding wheel face is set at the value which is the sum of the distance between the contact head in the moving direction in the cutter feeding table and the gyration centre of the gyration work table and the error compensation value. The device can improves the adjustment efficiency of the tool circular arc cutter grinding, so that the position of the cutter sliding table provided with a gyration work table can be determined quickly according to the size of the circular arc of the tool to be grind.

Description

The measure and control device of tool arc blade milling machine

Technical field

The utility model relates to a kind of TT﹠C system of tool arc blade milling machine, especially a kind of TT﹠C system of tool arc blade milling machine of machining tool.

Technical background

The patent No. of applying on September 27th, 1993 is a kind of superhard cutter cutter grinding machine of 93240850.8, and its center, emery wheel bistrique assembly inclination angle is near abrasive wheel end face and emery wheel bistrique assembly axle center intersection point; When this structure not only makes the emery wheel tilt adjustment, emery wheel center High variation is minimum, and cutter is also minimum in the feed variable in distance of the end face of emery wheel centre-height, so the axle center of its rotary table is minimum to the variable in distance of the end face of emery wheel centre-height, thereby just can make things convenient for the size of determining the sharpening circular arc according to the position that the feed slide unit of rotary table is installed; But because the replacing of abrasion of grinding wheel and thick refined grinding wheel, thereby the axle center that makes its rotary table changes to the distance of the end face of emery wheel centre-height, affects the circular arc size of sharpening.The application number of applying on April 20th, 2006 in person is 200620112194.5 tool arc Sharpening device in addition, and its center, rotary table inclination angle is near the revolution axle center extensions and point of a knife setting height(from bottom) hand-deliver point of rotary table; The sharpening arc core characteristic of this structure is identical with above-mentioned superhard cutter cutter grinding machine.

Secondly conventional nose arc edging machine at the inclination angle fixedly the time axle center its variation outside the replacing that undermines thick refined grinding wheel apart from the desanding disc sharpener of the end face of emery wheel centre-height of its rotary table minimum, thereby also just can conveniently determine the size of sharpening circular arc according to the position of feed slide unit.To sum up we need solve abrasion of grinding wheel and thick refined grinding wheel and change the sharpening circular arc size of being brought, and we wish to return automatically after it can sharpening puts in place, and data can change automatically, make easy and simple to handle, efficient is high.

Summary of the invention

In order to improve the adjustment efficient of knife tool arc edging size, make it can be fast to determine to be equipped with the position of the feed slide unit of rotary table according to the circular arc size of wanting the sharpening cutter; The measure and control device of the knife tool arc edging machine of the position of centre of gyration relation when the utility model provides a kind of and measure, adjusts wheel face varied in thickness and rotary table sharpening.

In order to reach above-mentioned goal of the invention, the technical scheme that the utility model adopted is: the contact that can contact with wheel face is installed on the feed slide unit, this contact can directly be fixedly mounted on on the platform slide unit, also can be installed on the feed slide unit by reset mechanism, i.e. during contact duplicate measurements on feed slide unit direction of feed the invariant position of its relative feed slide unit get final product; An electronic ruler of measuring feed slide unit shift position is installed in the feed slide unit; Control system adopts microcomputer system, the coordinate figure of the electronic ruler when it contacts contact with wheel face be made as contact the feed slide unit direction of motion to the distance of the centre of gyration of rotary table and error compensation value and, tool arc was zero position when promptly Ci Shi this coordinate dead-center position was sharpening; This error compensation value be because measure that the emery wheel millet cake is different with point of a knife contact emery wheel millet cake position, the differing of center, inclination angle and theoretical center, contact contact the difference that emery wheel stress does not cause on an equal basis with cutter, this compensation must be by determining that according to every machine actual conditions this value is big or small in the application in practice.Operation for convenience, this control system can the electronic ruler of the sizes values of wanting sharpening knife tool arc contact with wheel face with contact time of input is set coordinate zero point be initial point, send signal in the knife tool arc numerical value position time control system system of this initial point of arrival and make feed move change.

The utility model be applied in center, rotary table inclination angle near the revolution axle center extensions of rotary table and point of a knife setting height(from bottom) hand-deliver point the tool arc blade milling machine and the tool arc blade milling machine fixed of inclination angle on the time, its contact contacts with emery wheel in the radial height up and down at the center of emery wheel, and preferred contact contacts with emery wheel in 1/3rd radius height up and down at the center of emery wheel.When the utility model is applied near the tool arc blade milling machine of center, emery wheel bistrique assembly inclination angle abrasive wheel end face and emery wheel bistrique assembly axle center intersection point, its contact contacts with emery wheel in three millimeter height up and down at the center of emery wheel, and preferred contact contacts with emery wheel in one millimeter height up and down at the center of emery wheel.

The beneficial effects of the utility model are to improve the adjustment efficient of knife tool arc edging size, make it can be fast to determine to be equipped with the position of the feed slide unit of rotary table according to the circular arc size of wanting the sharpening cutter.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified

Fig. 1 is that the utility model is applied in center, rotary table inclination angle at the revolution axle center extensions of rotary table and near the embodiment front view of the knife tool arc edging machine the point of a knife setting height(from bottom) hand-deliver point; Wherein: 2 is the grating chi, and 3 is the rotary table stepper motor, and 4 is emery wheel.

Fig. 2 is the left view of Fig. 1; Wherein: 1 is contact, and 5 is the inclination angle centre bore.

Fig. 3 is a kind of structure chart of the contact of resetting formula of the present utility model; Wherein: 6 is the revolution axis body of tilt angle device, and 7 is piston, and 8 is the nylon contact, and 9 is tension spring, and 10 is cover plate, and 11 is alignment pin, and 12 is dust ring, and 13 is sealing ring, and 14 is the O RunddichtringO, and 15 is air inlet, and 16 is straight pin.

Shown in Fig. 1,2, it is that to be used for me be the embodiment of 200620112194.5 tool arc Sharpening device at the application number of on April 20th, 2006 application to the utility model.It is on the holder of horizontal slide unit inclination angle mechanism, and by an emery wheel direction fixed installation contact of being made by brass (1), the height of this contact (1) is on the horizontal line of the inclination angle centre of gyration; Laterally slide unit adopts cylinder voltage stabilizing feeding, and the movement position that a common grating chi (2) is measured the feed slide unit is installed; Rotary table drives revolution with stepper motor (3); The control system main body adopts touch-screen processing industry computer to form.

Emery wheel during work (4) stops, make contact (1) touch emery wheel (4) face by moving longitudinal and transverse slide unit, for guaranteeing each uniformity of measuring, contact (1) is constant with the lengthwise position that emery wheel (4) contacts during each the measurement, all with identical air pressure promotes horizontal slide unit when measuring at every turn contact (1) is contacted with emery wheel (4); Because contact (4) is to be fixedly mounted on the holder of horizontal slide unit inclination angle mechanism, its distance to the center, inclination angle is constant, thereby when contact (1) contact emery wheel (4) face, just can extrapolate the distance of emery wheel (4) face easily to the inclination angle centre of gyration, yet the axle center extensions of the rotary table of this blade milling machine intersect with inclination angle revolution axle center again, so the position that horizontal slide unit should be located when just readily appreciating that the different circular arc of sharpening; The numerical error that causes of mismachining tolerance and other objective factor can make its value applicable value that conforms to the actual situation by compensation correction in addition.

Be handled easily, it is initial point that the present embodiment control system is used contact (1) and the grating chi (2) of emery wheel (4) when face contacts set coordinate zero point, controls grinding automatically and moves.Its concrete action is: during work, input wants the circular arc value of sharpening cutter, transformation reserved value (to roughly grind with higher feeding pressure earlier when the transformation reserved value is meant sharpening in controller earlier; When sharpening, begins to switch to low feeding pressure and finish grindes during reserved value to correct grinding); After pressing start key, cutter carries out grinding with higher pressure earlier, when slide unit moved to the transformation reserved value that system is provided with, control system received the signal that grating feeds back, and treated horse back sends motor message and makes the feed cylinder pressure change into lower pressure to carry out grinding; When slide unit moved to the sharpening circular arc value of system's setting, control system received the signal that grating feeds back, and treated horse back sends motor message and makes feed cylinder air inlet commutation, and the feed slide unit withdraws from.Feed need move back and forth or other when action, also can utilize the grating chi feedback signal via controller of feed slide unit to be treated to switching signal and carry out using as the mode of signal feedback switch; It is simplified structure not only, and the feedback accuracy height.

With reference to the structure of contact terminal of resetting formula shown in Figure 3, it is installed in the inclination angle centre bore (5) shown in Figure 2.It mainly is made up of revolution axis body (6), piston (7), nylon contact (8), tension spring (9), cover plate (10), the alignment pin (11) of tilt angle device.Piston (7) is installed in the central through hole of revolution axis body (6) of tilt angle device, and its front end is equipped with a dust ring (12), and the rear end is equipped with a sealing ring (13); The front end of piston (7) machines away a breach, and perpendicular to the direction in piston (7) axle center a nylon contact (8) is installed at this breach; Piston (7) axially is milled with a straight trough on the face of cylinder, and the revolving body of tilt angle device (6) be to should being equipped with an alignment pin (11) by groove, and this alignment pin (11) can prevent that piston (7) from rotating and to move axially the space spacing; The revolving body of tilt angle device (6) rear end is equipped with an end cap (10), and an O RunddichtringO (14) also is installed on the end cap, and its center has an air admission hole (15); Tension spring (9) two ends use a straight pin (16) to be installed between piston (7) and end cap (10) respectively, after making piston (7) released by air pressure, piston when air inlet pipeline communicates with air (7) is drawn back in the revolution axis body (6) of tilt angle device by tension spring (9).When this resetting formula structure of contact terminal was used, the inclination angle of tilt angle device was fixed on 6 degree, and nylon contact (8) is towards emery wheel (4); Compressed air promotes piston (7) forward, until pushing up alignment pin (11), just can carry out above-mentioned two sections described work then; Air inlet pipeline switches to air and communicates after measuring, and piston (7) is drawn back in the revolution axis body (6) of tilt angle device by tension spring (9).This resetting formula structure of contact terminal, because contact (8) is nearer relatively to the distance in rotary table axle center, thereby slide unit does not just need to move too many distance, handled easily when measuring.The same structure of the resetting formula contact that near the tool arc blade milling machine of center, emery wheel bistrique assembly inclination angle abrasive wheel end face and emery wheel bistrique assembly axle center intersection point also can adopt is installed in the middle of its rotary table axle or enters a certain fixed position of platform slide unit and measure.

Claims

1. the measure and control device of a tool arc blade milling machine is characterized in that: the contact that can contact with wheel face is installed on the feed slide unit, an electronic ruler of measuring feed slide unit shift position is installed in the feed slide unit; Control system adopts microcomputer system, and electronic ruler links to each other with the control system data.

2. the measure and control device of tool arc blade milling machine according to claim 1 is characterized in that: described contact directly is fixedly mounted on on the platform slide unit, or is installed in the reset mechanism that is fixed on the feed slide unit.