Support finish turning faceplate type frock
Technical field
The present invention relates to a kind of turning frock clamp, especially one to be arranged on lathe for the accurately machined frock clamp of electric machine stand, belongs to turnery processing recruitment packing technique field.
Background technology
During frame manufacture, require very high to the axiality of two ends inner circle, seam etc.Usually, add man-hour requirement and support is reversed end for end turning, the i.e. non-leading-out terminal plane of first turning support, seam and neutral, and have openning hole, attacked screw thread; Be installed to seam tire frock again to get on the bus and cut out line end plane, seam, neutral, iron core shelves, but four procedures are changed in so complete achievement need of support turning, both wasted time and energy, be difficult to again ensure the axiality of each clamping processing and beat, machining accuracy is lower.
CN104625612A, disclose a kind of middle and small motor support processing method, the employings such as its gear, seam, end face unshakable in one's determination are rough turn, finish turning hockets, and stator core need be pressed into after in support, finish turning seam, end face etc., finish turning after multiple clamping, centering, not only converting process is many, and benefit is low, and finish turning twice clamping processing, greatly affect axiality, cause work pieces process percent defective to increase.
Summary of the invention
Purpose of design: avoid the weak point in background technology, designs and a kind ofly can complete the support finish turning faceplate type frock of turning by clamped one time.
Design: in order to realize above-mentioned purpose of design.Head of a bed terminal pad is connected by joint pin with between location-plate, then leave space between head of a bed terminal pad and location-plate, and this space is as withdrawing space; By location-plate, floral disc connecting rod, floral disc pressing plate etc. by after clamping workpiece is on head of a bed terminal pad, withdrawing space is left in workpiece front end; At the in-built Boring cutter of cutter groove on knife bar top, at the in-built inner side plane cutter of the cutter groove of knife bar front end, in one of them cutter groove of knife bar rear end, refill a medial plane cutter, start lathe, once can carry out turnery processing to workpiece both ends of the surface and endoporus, without the need to the clamping workpiece that turns around, without the need to withdrawing tool changing; Change twice clamping into clamped one time one-time turning like this to complete, support axiality and faces parallel are effectively ensured; Utilize gang tool turning to avoid tool changing and converting process, direct benefit improves 30%, and upper and lower workpiece is quick, as long as screw thread is unscrewed can take off floral disc and support, non-cutting time is short, high efficiency, substantially increases machining accuracy and working (machining) efficiency.
Technical scheme: a kind of support finish turning faceplate type frock, it comprises head of a bed terminal pad and is arranged on the knife bar on knife rest; Be provided with a location-plate in parallel outside head of a bed terminal pad, between head of a bed terminal pad and location-plate, be provided with the joint pin of multiple uniform arrangement; Location-plate opposite side is provided with floral disc pressing plate in parallel, and the floral disc connecting rod by many uniform arrangements between location-plate with floral disc pressing plate is connected; Coaxial positioning through hole is equipped with in the middle part of location-plate and floral disc pressing plate; Knife bar front end has two cutter grooves, installs a Boring cutter and a flat knife in cutter groove respectively; Knife bar rear end has multiple cutter groove, installs a flat knife in one of them cutter groove.
Preferably, the length of joint pin is 50-80mm; Joint pin and floral disc connecting rod are three.
Preferably, be also provided with multiple support pressure pin between location-plate and floral disc pressing plate, one end of support pressure pin is fixed on location-plate.
Preferably, support pressure pin is two.
The present invention is compared with background technology, and change twice clamping into clamped one time one-time turning and complete, without the need to the clamping workpiece that turns around, support axiality and faces parallel are effectively ensured; Meanwhile, utilize gang tool turning to avoid tool changing and converting process, direct benefit improves 30%, and upper and lower workpiece is quick, as long as screw thread is unscrewed can take off floral disc and support, non-cutting time is short, high efficiency, substantially increases machining accuracy and working (machining) efficiency.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, technical solution of the present invention is described further.
Accompanying drawing 1 is the structural representation of support finish turning faceplate type frock of the present invention.
Accompanying drawing 2 is the right view of accompanying drawing 1.
Accompanying drawing 3 is the structural representation of the another kind of embodiment of faceplate type frock of the present invention.
Accompanying drawing 4 is the right view of accompanying drawing 3.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
Embodiment 1: with reference to accompanying drawing 1,2.A kind of support finish turning faceplate type frock, it knife bar 8 comprising head of a bed terminal pad 1, location-plate 3, joint pin 2, floral disc connecting rod 4, floral disc pressing plate 5 and be arranged on knife rest; Head of a bed terminal pad 1 is fixedly connected with machine tool chief axis; Location-plate 3, floral disc pressing plate 5 all be arranged in parallel with head of a bed terminal pad 1, three joint pins 2 are provided with between head of a bed terminal pad 1 and location-plate 3, three joint pins 2 are near the dish circumferential edges of head of a bed terminal pad 1, and three uniform arrangements of joint pin 2, namely the angle of being separated by of three joint pins 2 is 120 degree; The length of joint pin 2 is 50-80mm, is equipped with connecting bolt in joint pin 2, is fixedly connected with head of a bed terminal pad 1, joint pin 2 and location-plate 3 by connecting bolt; Be provided with three floral disc connecting rods 4 between location-plate 3 and floral disc pressing plate 5, floral disc connecting rod 4 two ends are provided with screw thread, and floral disc connecting rod 4 two ends are connected and fixed respectively by nut and location-plate 3, floral disc pressing plate 5; Three floral disc connecting rods 4 are near the edge of floral disc pressing plate 5, and three uniform arrangements of floral disc connecting rod 4, the angle namely between adjacent floral disc connecting rod 4 is 120 degree; Be equipped with coaxial positioning through hole in the middle part of location-plate 3 and floral disc pressing plate 5, workpiece 7 two ends are stuck in the positioning through hole of location-plate 3, floral disc pressing plate 5, and namely workpiece 7 is clamped between location-plate 3 and floral disc pressing plate 5; Knife bar 8 front end has two cutter grooves 11, installs Boring cutter 9 and a flat knife in cutter groove respectively; Knife bar 8 rear end has multiple cutter groove 12, installs a flat knife 10 in one of them cutter groove 12; After workpiece 7 clamping, be connected between head of a bed terminal pad 1 with location-plate 3 by joint pin 2, then leave space between head of a bed terminal pad 1 and location-plate 3, this space is as withdrawing space; At the in-built Boring cutter 9 of the cutter groove 11 on knife bar 8 top, at the in-built inner side plane cutter of the cutter groove 11 of knife bar 8 front end, a medial plane cutter 10 is refilled in one of them cutter groove 12 of knife bar 8 rear end, start lathe, once can carry out turnery processing to workpiece 7 both ends of the surface and endoporus, without the need to the clamping workpiece that turns around, without the need to withdrawing tool changing; Change twice clamping into clamped one time one-time turning to complete, support axiality and faces parallel are effectively ensured; Utilize gang tool turning to avoid tool changing and converting process, direct benefit improves 30%, and upper and lower workpiece is quick, as long as screw thread is unscrewed can take off floral disc pressing plate 5 and support workpiece 7, non-cutting time is short, high efficiency, substantially increases machining accuracy and working (machining) efficiency.
Embodiment 2: on the basis of embodiment 1, with reference to accompanying drawing 3,4.A kind of support finish turning faceplate type frock, be also provided with two support pressure pins 6 between its location-plate 3 and floral disc pressing plate 5, one end of support pressure pin 6 is fixed on location-plate 3; When processing medium-sized support, support pressure pin 6 is close to and is fixed on workpiece 7 outside diameter, and external diameter will be utilized to locate, and is axially compressed by external cooling muscle, and support ovality is little afterwards in processing like this, and namely deflection is little, further improves workpiece processing quality.
It is to be understood that: although above-described embodiment to be contrasted detailed text description to mentality of designing of the present invention; but these text descriptions; just the simple text of mentality of designing of the present invention is described; instead of the restriction to mentality of designing of the present invention; any do not exceed mentality of designing of the present invention combination, increase or amendment, all fall within the scope of protection of the present invention.