1. A bending apparatus for rod-shaped workpieces, comprising a machine frame to which a bending head with a mandrel is attached, which bending head is movable relative to the frame, further attached to the machine frame, a feed device upstream of the bending head for feeding the workpiece to the bending head along a feed axis, and a cutting device which can be displaced in a direction of the feed axis and can be applied between the bending head and the feed device to the respective workpiece for cutting the workpiece, wherein the feed device is displaceable in the direction of feed of the workpiece independently with respect to the displacement of the cutting device.
2. The bending apparatus according to claim 1, wherein the cutting device is displaceable in the direction of feed of the workpieces on a guideway and the feed device is and the feed device is displaceable in the direction of feed of the workpieces on a separate guideway, with the guideways being disposed parallel next to one another.
3. A bending apparatus according to claim 2, wherein each guideway comprises two parallel guide strips.
4. A bending apparatus according to claim 3, wherein the two guideways comprise three parallel guide strips, with each guideway consisting of the middle guide strip and one of the two other guide strips.
5. A bending apparatus according to claim 4, wherein a rack is attached directly adjacent to the middle guide strip, the rack in engagement with a pinion attached to the bottom side of the cutting device and the feed device for performing the displacement motion of the two devices.
6. A bending apparatus claim 1, wherein the cutting device comprises a base plate, from which a support arm, which holds a movable cutting knife and a fixed counter-knife, protrudes into the feed axis of the respectively conveyed workpiece so that the workpiece coming from the feed device extends between the knives.
7. A bending apparatus according to claim 6, wherein the fixed counter-knife is fastened to the support arm and the cutting knife, as seen in the direction of feed of the workpiece, sits directly adjacent to the counter-knife on a lever swivelably attached to the support arm, which lever can be swiveled about a swiveling axis parallel to the direction of feed of the workpiece for performing the cut.
8. A bending apparatus according to claim 1, wherein the bending head is attached to a front face side of the machine frame.
9. A bending apparatus according to claim 8, wherein the bending head is displaceable on arc-shaped guides attached to the front face side of the machine frame transversally to the longitudinal direction of the workpiece whereby that the bending head is swivelable about the central axis of the workpiece.
10. A bending apparatus according to claim 1, further comprising an aligning device and wherein the feed device is associated upstream with the aligning device and is jointly displaceable with the aligning device.
11. A bending apparatus according to claim 1, wherein the feed device comprises several pairs of feed rollers which are fastened to a rotary frame which can be swiveled about the longitudinal axis of the workpiece.
12. A bending apparatus according to claim 9, wherein the feed device comprises several pairs of feed rollers which are fastened to a rotary frame which can be swiveled about the longitudinal axis of the workpiece.
13. A bending apparatus according to claim 11, wherein the aligning unit is swivelable about the central axis of the workpiece together with the rotary frame of the feed device.
14. A bending apparatus according to claim 1, wherein the bending head is displaceable in two directions perpendicular to each other and each perpendicular to the central axis of the workpiece.
15. A bending apparatus according to claim 7, wherein the bending head is displaceable in two directions perpendicular to each other and each perpendicular to the central axis of the workpiece.
16. A bending apparatus according to claim 9, wherein the bending head is displaceable in two directions perpendicular to each other and each perpendicular to the central axis of the workpiece.
17. A bending apparatus for rod-shaped workpieces, comprising:
a machine frame;
a bending head attached to the machine frame, the bending head having a rotatable mandrel, the bending head movable about an axis relative to the frame;
a workpiece feed device attached to the machine frame upstream of the bending head for feeding the workpiece to the bending head along a feed axis; and
a cutting device which can be displaced in a direction of the feed axis and can be applied between the bending head and the feed device to the respective workpiece for cutting the workpieces.
18. The bending apparatus of claim 17 wherein the feed device is displaceable in the direction of feed of the workpiece independently with respect to the displacement of the cutting device.
19. The bending apparatus of claim 18 wherein the axis that the bending head is rotatable about is the feed axis, and is further movable in two different directions, each direction perpendicular to the feed axis.
20. The bending apparatus of claim 17 wherein the workpiece feed device is rotatable about the feed axis.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. An audio data synthesis system for sequentially processing a first predetermined number of audio data to synthesize a digital audio signal cumulatively, the system comprising:
a first memory for storing a plurality of audio data;
a first processor for generating an audio processing request for requesting to process a second predetermined number of audio data;
an audio data processing unit for receiving the audio processing request;
accessing the second predetermined number of audio data stored in the first memory; and
according to a data processing formulae, calculating every two neighboring audio data of the second predetermined number of audio data to get a data processing value, and after calculating all the second predetermined number of audio data, then obtaining a third predetermined number of data processing values;
a second memory for storing the third predetermined number of audio data;
wherein when the audio data processing unit has finished processing the second predetermined number of audio data, the first processor continuously generates follow-up audio processing requests, until all the first predetermined number of audio data have been processed, then the first processor synthesizes the data processing values corresponding to the first predetermined number of audio data which is temporarily stored in the second memory, into a digital audio signal, and then outputs the signal.
2. The audio data synthesis system of claim 1, wherein the first memory comprises a plurality of storing positions; the audio data processing unit comprises:
an address generating module for receiving the audio processing request; and
according to the audio processing request, assigning a second predetermined number of storing positions in the first memory where the second predetermined number of audio data are stored;
a processing module for accessing the second predetermined number of audio data stored in the first memory; and
according to a data processing formulae, calculating every two neighboring audio data of the second predetermined number of audio data to get the data processing values.
3. The audio data synthesis system of claim 1, further comprising a first data access module, the audio data processing unit accessing the data in the first memory via the first data access module.
4. The audio data synthesis system of claim 3, wherein the first data access module is a first direct memory access module for being the interface when the audio data processing unit accesses the first memory.
5. The audio data synthesis system of claim 3, wherein the first data access module is a second processor for being the interface when the audio data processing unit accesses the first memory.
6. The audio data synthesis system of claim 1, further comprising a second data access module, the audio data processing unit accessing data in the second memory via the second data access module.
7. The audio data synthesis system of claim 6, wherein the second data access module is a second direct memory access module for being the interface when the audio data processing unit accesses the second memory.
8. The audio data synthesis system of claim 6, wherein the second data access module is integrated into the first processor.
9. The audio data synthesis system of claim 1, further comprising a third data access module, the audio data processing unit accessing the data in the first and second memories via the third data access module.
10. The audio data synthesis system of claim 1, wherein the data processing formulae is shown as follow:
P(X)\xd7\u03b1+P(Y)\xd7(1\u2212\u03b1)
wherein P(X) represents the former audio data of two neighboring audio data, P(Y) represents the later audio data of two neighboring audio data, X represents the storing position of the former audio data, Y represents the storing position of the later audio data, and \u03b1 is a factor.