CN205436744U - High accuracy numerical control spinning -lathe - Google Patents

Abstract

The utility model belongs to the technical field of numerical control spinning -lathe technique and specifically relates to a high accuracy numerical control spinning -lathe, including power device and blank positioning mechanism, power device is used for driving loading board along vertical direction reciprocating motion, be provided with the guide bar on the lathe bed, guide bar and loading board sliding connection, V type groove has been seted up downwards to the upper surface of locating platform, the one end that V type groove is close to the headstock is fixed with left fixed plate, the one end that V type groove is close to tail top mechanism is fixed with right fixed plate, V type trench slides between left fixed plate and right fixed plate and is provided with pinch -off blades, be provided with the spring between pinch -off blades and the right fixed plate, the utility model discloses it is simple reliable to the location of blank, can be used to the mass production to the blank, improved production efficiency, the blank presss from both sides tightly between pinch -off blades and left fixed plate, can not the run -off the straight, guaranteed that blank and mandrel are concentric, improved the spinning precision of blank greatly.

Description

High precision numerical control spinning machine

Technical field

This utility model relates to cnc spinning machine technical field, especially a kind of high precision numerical control spinning machine.

Background technology

Metal spinning is the processing technique of a kind of metal forming, it does feed motion by spinning roller, stress on the circular slab blank rotated with core along same axis, it is made to produce continuous local plastic deformation, become the advanced manufacturing process of required part, a kind of without cutting technology, have quick, laborsaving, energy-conservation, precision is high, surface quality good, stock utilization is high, production cost is low and the advantage such as applied range.

In spinning machine produces, for ensureing spinning part straight-line degree, circularity equally accurate index, the requirement that is installed blank is the highest, on traditional cnc spinning machine, general artificial hand-held blank and the core of passing through is to the heart, it is easy to occur that the axis of blank is the most concentric with the axis of main shaft, cause the part quality being spun to poor, do not reach design requirement, add the difficulty of following process, the part rejection being spun to time serious, can be caused.

Utility model content

The technical problems to be solved in the utility model is: be difficult to blank and the core problem to the heart to solve in prior art artificial hand-held blank, existing provides a kind of cnc spinning machine, and this spinning machine can realize quick and convenient being positioned by blank efficiently.

nullThis utility model solves its technical problem and be the technical scheme is that a kind of high precision numerical control spinning machine，For by collar plate shape blank rotary press modelling，This spinning machine includes lathe bed and the main spindle box being arranged on lathe bed two ends and Wei Ding mechanism，Between described main spindle box and Wei Ding mechanism, it is provided with rotary wheel mechanism on described lathe bed，Described main spindle box has main shaft，On described main shaft, core is installed，In described Wei Ding mechanism, there is tail push rod，Including power set and blank detent mechanism，Described blank detent mechanism includes loading plate、Cross bar and locating platform，Described power set are used for driving loading plate vertically to move back and forth，Described power set are arranged on lathe bed，It is provided with guide post on described lathe bed，Described guide post is slidably connected with described loading plate，One end of described cross bar is connected with the upper surface slide of described loading plate，The other end of described cross bar is fixing with described locating platform to be connected，The upper surface of described locating platform offers downwards V-groove，Described V-groove is fixed with left fixed plate near one end of described main spindle box，Described V-groove is fixed with right fixed plate near one end of described Wei Ding mechanism，Described V-groove slides between left fixed plate and right fixed plate and is provided with clamping plate，It is provided with spring between described clamping plate and described right fixed plate，The bearing of trend of V-groove is parallel with the axis of tail push rod.

nullWhen the periphery of collar plate shape blank and the center of core are in same perpendicular in this programme，The stroke every time starting hydraulic cylinder is consistent，When producing with a collection of blank，Blank is placed in the V-groove of locating platform，Blank is tightly fitted in left fixed plate under the compression of clamping plate，The most only need to regulate hydraulic cylinder to rise，Make the center of circle of blank、The center of core and the center of tail push rod are in same straight line，Then starting Wei Ding mechanism makes tail push rod contact with the right flank of blank，And drive locating platform and cross bar to move on loading plate，Push against with the center of core until the left surface of blank，Blank is clamped between core and tail push rod，Finally starting hydraulic cylinder drives loading plate and locating platform to decline，Locating platform is made to separate with blank，Complete the location of blank，Wherein cross bar and loading plate are slidably connected is to be easy to workman be placed on being separated a distance between locating platform and core in the V-groove of locating platform by blank；Owing to there is spring between clamping plate and right fixed block, therefore, the gap variable between clamping plate and right fixed plate, it is suitable for the blank of different-thickness.

Further, described power set include hydraulic cylinder, the lower surface of described loading plate is fixed with sleeve, being provided with the double end screw mandrel that two ends are oppositely oriented between external part and the described sleeve of described hydraulic cylinder, the middle part of described double end screw mandrel is provided with knob, when producing the blank of different batches specification, start hydraulic cylinder every time, the stroke of its motion is fixed value, regulates double end screw mandrel so that be positioned at the center of the center of circle of the blank of V-groove, the center of core and tail push rod at same straight line.

Preferably, described loading plate offering T-shaped chute, described cross bar offers the T-shaped projection matched with described T-shaped chute, described T-shaped projection is slidably arranged in described T-shaped chute.

nullThe beneficial effects of the utility model are: high precision numerical control spinning machine of the present utility model is when producing collar plate shape blank，Specification according to different batches blank adjusts double end screw mandrel accordingly，Make to be positioned at the center of circle of the blank of V-groove、The center of core and the center of tail push rod are in same straight line，When turned blank，Only blank need to be placed between left fixed plate and clamping plate，Press downwards blank and make the V-type face laminating of its periphery and V-groove，The location to blank can be completed，Then starting Wei Ding mechanism makes tail push rod contact with the right flank of blank，And drive locating platform and cross bar to move on loading plate，Push against with the center of core until the left surface of blank，Finally starting hydraulic cylinder drives loading plate and locating platform to decline，Complete the location of blank，This utility model is simple and reliable to the location of blank，Can be used for the production in enormous quantities to blank，Improve production efficiency，Blank clamping is between clamping plate and left fixed plate，Will not run-off the straight，Ensure that blank is concentric with core，Substantially increase the spinning precision of blank.

Accompanying drawing explanation

With embodiment, this utility model is further illustrated below in conjunction with the accompanying drawings.

Fig. 1 is the schematic diagram of this utility model high precision numerical control spinning machine；

Fig. 2 is this utility model high precision numerical control spinning machine medium power device and the schematic diagram of blank detent mechanism.

In figure: 1, lathe bed, 2, main spindle box, 201, main shaft, 202 cores, 3, Wei Ding mechanism, 301, tail push rod, 4, rotary wheel mechanism, 5, blank detent mechanism, 501, loading plate, 502, cross bar, 503, locating platform, 504, V-groove, 505, left fixed plate, 506, right fixed plate, 507, clamping plate, 508, spring, 6, guide post, 7, hydraulic cylinder, 8, sleeve, 9, double end screw mandrel.

Detailed description of the invention

Presently in connection with accompanying drawing, this utility model is described in further detail.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is described the most in a schematic way, and therefore it only shows the composition relevant with this utility model.

Embodiment 1

nullAs illustrated in fig. 1 and 2，A kind of high precision numerical control spinning machine，For by collar plate shape blank rotary press modelling，This spinning machine includes lathe bed 1 and is arranged on the main spindle box 2 and Wei Ding mechanism 3 at lathe bed 1 two ends，Between described main spindle box 2 and Wei Ding mechanism 3, it is provided with rotary wheel mechanism 4 on described lathe bed 1，Described main spindle box 2 has main shaft 201，On described main shaft 201, core 202 is installed，In described Wei Ding mechanism 3, there is tail push rod 301，Including power set and blank detent mechanism 5，Described blank detent mechanism 5 includes loading plate 501、Cross bar 502 and locating platform 503，Described power set are used for driving loading plate 501 vertically to move back and forth，Described power set are arranged on lathe bed 1，It is provided with guide post 6 on described lathe bed 1，Described guide post 6 is slidably connected with described loading plate 501，One end of described cross bar 502 is connected with the upper surface slide of described loading plate 501，The other end of described cross bar 502 is fixing with described locating platform 503 to be connected，The upper surface of described locating platform 503 offers downwards V-groove 504，Described V-groove 504 is fixed with left fixed plate 505 near one end of described main spindle box 2，Described V-groove 504 is fixed with right fixed plate 506 near one end of described Wei Ding mechanism 3，Described V-groove 504 slides between left fixed plate 505 and right fixed plate 506 and is provided with clamping plate 507，It is provided with spring 508 between described clamping plate 507 and described right fixed plate 506，The bearing of trend of V-groove 504 and the dead in line of tail push rod 301，The V-type face laminating of collar plate shape blank and V-groove 504 can ensure that the central point of the center of circle of blank and core 202 is all in same perpendicular.

Described power set include hydraulic cylinder 7, the lower surface of described loading plate 501 is fixed with sleeve 8, it is provided with, between external part and the described sleeve 8 of described hydraulic cylinder 7, the double end screw mandrel 9 that two ends are oppositely oriented, the middle part of described double end screw mandrel 9 is provided with knob, when producing the blank of different batches specification, start hydraulic cylinder 7 every time, the stroke of its motion is fixed value, regulation double end screw mandrel 9 so that be positioned at the center of the center of circle of the blank of V-groove 504, the center of core 202 and tail push rod 301 at same straight line.

Offering T-shaped chute on described loading plate 501, described cross bar 502 offers the T-shaped projection matched with described T-shaped chute, described T-shaped projection is slidably arranged in described T-shaped chute.

nullHigh precision numerical control spinning machine the most of the present utility model，When producing with a collection of blank，Blank is placed in the V-groove 504 of locating platform 503，Owing to the spring 508 between clamping plate 507 and right fixed plate 506 is under compressive state，Therefore spring 508 can have active force to clamping plate 507，Blank is tightly fitted in left fixed plate 505 under the compression of clamping plate 507，The most only need to regulate hydraulic cylinder 7 to rise，Make the center of circle of blank、The center of core 202 and the center of tail push rod 301 are in same straight line，Then starting Wei Ding mechanism 3 makes tail push rod 301 contact with the right flank of blank，And drive locating platform 503 and cross bar 502 to move on loading plate 501，Push against with the center of core 202 until the left surface of blank，Finally starting hydraulic cylinder 7 drives loading plate 501 and locating platform 503 to decline，Complete the location of blank.

Above-mentioned is enlightenment according to desirable embodiment of the present utility model, and by above-mentioned description, relevant staff can carry out various change and amendment completely in the range of without departing from this utility model technological thought.The content that the technical scope of this utility model is not limited in description, it is necessary to determine its technical scope according to right.

Claims (3)

1. null1. a high precision numerical control spinning machine，For by collar plate shape blank rotary press modelling，This spinning machine includes lathe bed (1) and the main spindle box (2) being arranged on lathe bed (1) two ends and Wei Ding mechanism (3)，It is positioned on described lathe bed (1) between described main spindle box (2) and Wei Ding mechanism (3) and is provided with rotary wheel mechanism (4)，Described main spindle box (2) has main shaft (201)，Core (202) is installed on described main shaft (201)，On described Wei Ding mechanism (3), there is tail push rod (301)，It is characterized in that: include power set and the blank detent mechanism (5) being arranged on lathe bed (1)，Described blank detent mechanism (5) includes loading plate (501)、Cross bar (502) and locating platform (503)，Described power set are used for driving loading plate (501) vertically to move back and forth，Described power set are arranged on lathe bed (1)，Guide post (6) it is provided with on described lathe bed (1)，Described guide post (6) is slidably connected with described loading plate (501)，One end of described cross bar (502) is connected with the upper surface slide of described loading plate (501)，The other end of described cross bar (502) is fixing with described locating platform (503) to be connected，The upper surface of described locating platform (503) offers downwards V-groove (504)，Described V-groove (504) is fixed with left fixed plate (505) near one end of described main spindle box (2)，Described V-groove (504) is fixed with right fixed plate (506) near one end of described Wei Ding mechanism (3)，Described V-groove (504) is positioned between left fixed plate (505) and right fixed plate (506) slip and is provided with clamping plate (507)，Spring (508) it is provided with between described clamping plate (507) and described right fixed plate (506).
2. High precision numerical control spinning machine the most according to claim 1, it is characterized in that: described power set include hydraulic cylinder (7), the lower surface of described loading plate (501) is fixed with sleeve (8), being provided with the double end screw mandrel (9) that two ends are oppositely oriented between external part and the described sleeve (8) of described hydraulic cylinder (7), the middle part of described double end screw mandrel (9) is provided with knob.
3. High precision numerical control spinning machine the most according to claim 2, it is characterized in that: described loading plate offers T-shaped chute on (501), offering the T-shaped projection matched with described T-shaped chute on described cross bar (502), described T-shaped projection is slidably arranged in described T-shaped chute.