TH27433B - Machines and methods for checking force - Google Patents

Abstract

DC60 (23/08/44) A machine and method for measuring the force (GL) supplied by a flexible (5; 71,71 ') bendable part that undergoes a predetermined elastic deformation. In particular, in hard disk storage, slider bearing parts (3) which are connected to magnetic read / write heads, as well as thrust devices that supply force to the bend parts. Yes, where the bendable parts are connected to The base near the soft part (9). The pusher includes, for example, a pneumatic nozzle (27; 57, 57 '; 28) for supplying force (R) to the central part (4) of the thin sheet. Thrust (K) The variation of the force or position of the thrust is controlled by the memory. Processing and control (40) to control the Relatively continuous change of moment (M) of torque applied by force to the thin sheet compared to the weak. The position sensor (30; 80) detects the height (Z) of the housing, indicating the Change the shape of the pieces The bend is the value (MF) of the moment of torsion. That is dispensed when the height (ZF) of the pointer slider Pre-defined flexible transition It is used to calculate the force to be measured according to the formula GL = MF / L, where L is the distance separating the slider from the weak. A machine and method for measuring the force (GL) supplied by a flexible (5; 71,71 ') bendable part that undergoes a predetermined elastic deformation, especially in the memory. Hard disk type, slider bearing part (3), which is connected to the magnetic read / write head, as well as the thrust device which supplies force to the bend parts. Yes, where the bendable parts are connected to The base is close to the soft part (9). The pusher includes, for example, a pneumatic nozzle (27; 57,57 '; 28) for supplying force (R) to the central part (4) of the thin sheet. Thrust (K) Variation of force or position of the thrust is controlled. By memory Processing and control (40) to control the Relatively continuous change of moment (M) of torque applied by force to the thin sheet compared to the weak. The position sensor (30; 80) detects the height (Z) of the housing, indicating the Change the shape of the pieces The bend is the value (MF) of the moment of torsion. That is dispensed when the height (ZF) of the pointer slider Pre-defined flexible transition It is used to calculate the force to be measured according to the formula GL = MF / L, where L is the distance separating the slider from the weak.

Claims (5)

1. A machine for checking the force. That was paid by thin sheets That includes the lock part Stationary when Against the reference base The soft part near the lock part The central and independent ends carrying sliders, including supports, are connected to the reference base. A pusher that is connected to the support and optimized for supplying reference force to the The plate is quite thin in the direction, pushing on the pushing part. A detector with at least one location-aware detector Optimized to work with Free end of the thin sheet And provides electrical signals indicating the position of the slider in the direction of the push, and the processor and control memory connected to one or more such sensors and optimized to detect each other's position. According to the pushing direction Between Lock and slider parts By relying on the signal of at least one such sensor and Process the value of the force To be verified based on the reference force And of the position of Pushing parts at a predetermined reciprocal position According to the pushing direction Which device to push Are optimized to work with thin sheets without touching such free ends at Preset reciprocal positions. 2. The machine according to claim 1, where the reference force Will apply torque to the thin sheet of such torque With a lever arm of torque which is the distance Between the said pushing and the soft part, and Where storage, memory, processing and control Optimized for processing the correct force values Check by the following formula: GL = MF / L, where MF is the value of the said moment of torque at the given reciprocal position. Such advance According to the pushing direction, and L is the distance between the slider and the soft part 3. The device according to claim 1, where the said push is included in the middle part of the thin sheet. 3 where storage, memory, processing and control Tailored To obtain the value of the force that will be examined based on distance 5. The device according to claim 1, where such position of the thrust is fixed when Compared with the soft Of thin plates and pushing devices Optimized for varying reference forces That is supplied to the thin sheet and where the memory is processed and controlled Will be optimized for Detect the reference force (RP) at the aforementioned reciprocal positions 6. Machine according to claim 5, where the pusher, including pneumatic nozzles, is detected. Connected Firmly to the support That was placed near a thin sheet on the push part For paying hard Refer to the thin sheet 7. Machine in accordance with claim 6, where the thrust device, including the pneumatic circuit. Connected with Such nozzle The compressed air source and the device for controlling the pressure of the air supplied by the source 8. The device according to claim 7, where the processing and control memory is connected to Pressure regulator device For detecting the value of the pressure Which corresponds to the different positions of the slider according to the pushing direction And optimized for indicating the corresponding reference force 9. The device according to claim 1, where the support can be moved relative to the reference base and such detectors, as well as second position sensors, are optimized for Prepare Electrical signal indicating location Of the pushing part According to the adjustment direction and the thrust device is optimized for the such reference force (R) to thin (5) as a constant reference force. And where the unit Collecting, processing and controlling are optimized for detection. Of the distance between the thrust and the soft at the aforementioned reciprocal positions 1 0. The machine according to claim 9, where the direction is pushed Rather in the vertical direction and Adjusted quite in line with level 1. 1. Machine according to claim No. 9, where the pushing device, including pneumatic nozzles. Connected Stiffly to the support The thrust is positioned near the center of the slab at the thrust for supplying such a relatively constant reference force to the thin sheet 1 2. Apparatus according to claim 9, where the thrust device, including the beam That is connected to the support By the way of the pivot point Which determines the axes of rotation with each other With a resting surface for touching the thin sheet at the pushing part Beams that impose unbalance torque. Optimized for stimulating The surface rests onto the thin sheet to be examined for a relatively stable reference payout. 1 3. The machine according to claim 12, where the center of gravity of the beam is set to the distance at Predetermined Which differs from the center in the horizontal direction from the axis of rotation to each other and Such unbalance torque is produced by the weight of the beam 1 4. Machine according to claim 13, where the surface rests. Of the beam has a relatively cylindrical shape. 1 5. One of the equipment according to Clause 9 to 14 Including the drive motor that is connected to the support and optimized to achieve such moving movement of the support. Compared to Base according to the adjustment direction 1 6. Machine according to Clause 15, where the memory processor. And the controller was connected to Drive motor For controlling the start And stopping the movement of the body Supported compared to base 1. 7. A device according to one of the above claims where at least one locator is Including optical electronic measuring system 1. 8. The device according to claim 1, where the They are optimized for supplying a constant reference force to thin plates and where the processing and control memory is optimized for Process the value of the said constant reference force. And the reciprocal position That were detected by Push direction To obtain the necessary force value to achieve such a predetermined mutual position between the locking part and the slider 1 9. The unit according to claim 1 is also optimized for checking the force applied by the plate. Some That are connected to a single piece Including a handful of thrust devices that were Connect to the support And that is optimized for applying reference force to a certain number of plates at the Single push where at least one locator is optimized to provide Electrical signals indicating the position of the slider All of a certain number of plates 2 0. Machine according to claim 19, where the pushing device, including pneumatic nozzles, is Connected Stiffly to the support That are positioned near the central part of a number of plates at the push For paying the said reference force To a number of thin plates and a pneumatic circuit connected to the said nozzles With compressed air source And devices for controlling the pressure of the air Delivered by compressed air source and equipment For controlling the pressure of the air supplied by the source 2 1.Method for measuring force That was made to be formed by the thin sheet that partially deformed the elastic Predetermined Thin plate with a stationary locking section compared to the reference base. The soft part close to the section Lock the central part and the free end carrying the slider. The above method consists of The force is applied to the thin plate at the thrust part and according to the corresponding push and torque direction. With a moment that can be changed to a thin sheet compared to the weak Predefined reciprocal position detection according to the push direction and Therefore, the force applied between the lock and the slider. The above reciprocal positions are scheduled Change the flexible pre-defined layouts of thin sheets. Causing the change in the moment of torsion Detection of the aforementioned torsion moment value at a predetermined elastic deformation Such advance of the thin sheet and the calculation of the force that is caused by the thin sheet. Based on the value of the moment detected at the Change the preset elastic patterns of thin pads and positions of the push and slider sections. When compared with the soft part 2 2. Method according to Clause 21, where the force calculation procedure That was made to happen by the sheet Some calculations are performed as follows: GL = MF / L, which corresponds to the equilibrium arrangement of the thin sheet, where MF is the value of the transition moment. The preset elastic pattern of the thin sheet and L is the distance between the slider and the soft 2. 3. Method according to claim 21, where the variation of such moment of torque is To make it happen by increasing the pressure Of the wind being supplied by the source and that force is supplied at the Such push The method further consists of retrieving and retrieval of value pairs. Relative to the position of the slider in the pushing direction And the relative pressure of the air supplied at the source By relying on the signals that have been prepared It is driven by at least one senser to the processing memory and controls when the applied force varies processing that pair of values. By interpolation to obtain an additional pair of values at the position Medium compared to those that were recovered Evaluation of pressure Which corresponds to the position of the slider in the change pattern Preset flexibility of the thin sheet and detection of the applied force value corresponding to the rated pressure value 2. 4. The procedure in Clause 21 is also supplemented. Adopting the pushing device to work with the middle part of the pushing part. To cause a moving motion of a movable support that sends a pusher device Compared with the base according to the adjustment direction By the movement that occurs of the thrust part Compared to the part Soft Detecting the position of the slider according to the pushing direction corresponding to the deformation. Flexible preset of thin sheets By relying on the signals provided by the detector One or more positions Assessment of the position according to the adjustment direction of the pusher part compared to the soft part. Which corresponds to the position of the slider This corresponds to a predetermined elastic deformation of the thin sheet based on the signal transmitted by a second locator, the computation of the force induced by the thin plate based on the position of the thrust. According to the adjustment direction 2 5. The method of claim 24 also includes the retrieval and retention of value pairs. Which corresponds to the position of the slider and that of the pushing part in the push direction And adjustment direction Respectively based on the signals sent by the body Check that position To storage, processing and control During movement Move around the body Processing such pairs of values By interpolation to obtain an additional pair of values at the position Medium compared to those being retrieved, where the slider position detection process corresponds to the pre-defined elastic deformation of the thin sheet. That includes checking That such position Is included within the retrieved and stored position values.